/**
 * gpu.js
 * https://gpu.rocks/
 *
 * GPU Accelerated JavaScript
 *
 * @version 2.24.0
 * @date Wed Aug 05 2026 23:37:10 GMT+0800 (Singapore Standard Time)
 *
 * @license MIT
 * The MIT License
 *
 * Copyright (c) 2026 gpu.js Team
 */
!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define([],t):(e="undefined"!=typeof globalThis?globalThis:e||self).GPU=t()}(this,function(){var e=(e,t)=>()=>(t||(e((t={exports:{}}).exports,t),e=null),t.exports),t=e((e,t)=>{function s(e){const t=new Array(e.length);for(let s=0;s<e.length;s++){const r=e[s];r.toArray?t[s]=r.toArray():t[s]=r}return t}function r(){const e=s(arguments);let t=null;for(let s=0;s<this.output.x;s++){this.thread.x=s,this.thread.y=0,this.thread.z=0;const r=this._fn.apply(this,e);null===t&&(t="number"==typeof r||"boolean"==typeof r?new Float32Array(this.output.x):new Array(this.output.x)),t[s]="object"==typeof r?new Float32Array(r):r}return t}function n(){const e=s(arguments),t=new Array(this.output.y);for(let s=0;s<this.output.y;s++){let r=null;for(let t=0;t<this.output.x;t++){this.thread.x=t,this.thread.y=s,this.thread.z=0;const n=this._fn.apply(this,e);null===r&&(r="number"==typeof 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t=()=>e,s=["setWarnVarUsage","setArgumentTypes","setTactic","setOptimizeFloatMemory","setDebug","setLoopMaxIterations","setConstantTypes","setFunctions","setNativeFunctions","setInjectedNative","setPipeline","setPrecision","setOutputToTexture","setImmutable","setStrictIntegers","setDynamicOutput","setHardcodeConstants","setDynamicArguments","setUseLegacyEncoder","setWarnVarUsage","addSubKernel"];for(let r=0;r<s.length;r++)e[s[r]]=t;return e}function u(e){const{x:t,y:s}=e.output;if(e.context&&e.context.createImageData){const r=new Uint8ClampedArray(t*s*4);e._imageData=e.context.createImageData(t,s),e._colorData=r}else{const r=new Uint8ClampedArray(t*s*4);e._imageData={data:r},e._colorData=r}}function l(e){let t=null;if(e.length)if(3===e.length){const[s,r,n]=e;t={x:s,y:r,z:n}}else if(2===e.length){const[s,r]=e;t={x:s,y:r}}else{const[s]=e;t={x:s}}else t=e;return t}t.exports={gpuMock:function(e,t={}){const s=t.output?l(t.output):null;function u(){return 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s=this.type===b._in;return this.next(),"VariableDeclaration"===t.type&&null!=t.declarations[0].init&&(!s||this.options.ecmaVersion<8||this.strict||"var"!==t.kind||"Identifier"!==t.declarations[0].id.type)&&this.raise(t.start,(s?"for-in":"for-of")+" loop variable declaration may not have an initializer"),e.left=t,e.right=s?this.parseExpression():this.parseMaybeAssign(),this.expect(b.parenR),e.body=this.parseStatement("for"),this.exitScope(),this.labels.pop(),this.finishNode(e,s?"ForInStatement":"ForOfStatement")},X.parseVar=function(e,t,s,r){for(e.declarations=[],e.kind=s;;){var n=this.startNode();if(this.parseVarId(n,s),this.eat(b.eq)?n.init=this.parseMaybeAssign(t):r||"const"!==s||this.type===b._in||this.options.ecmaVersion>=6&&this.isContextual("of")?r||"Identifier"===n.id.type||t&&(this.type===b._in||this.isContextual("of"))?n.init=null:this.raise(this.lastTokEnd,"Complex binding patterns require an initialization 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s=e.computed,r=e.key;return!s&&("Identifier"===r.type&&r.name===t||"Literal"===r.type&&r.value===t)}X.parseFunction=function(e,t,s,r,n){this.initFunction(e),(this.options.ecmaVersion>=9||this.options.ecmaVersion>=6&&!r)&&(this.type===b.star&&t&Q&&this.unexpected(),e.generator=this.eat(b.star)),this.options.ecmaVersion>=8&&(e.async=!!r),t&J&&(e.id=4&t&&this.type!==b.name?null:this.parseIdent(),!e.id||t&Q||this.checkLValSimple(e.id,this.strict||e.generator||e.async?this.treatFunctionsAsVar?1:2:3));var i=this.yieldPos,a=this.awaitPos,o=this.awaitIdentPos;return this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0,this.enterScope(z(e.async,e.generator)),t&J||(e.id=this.type===b.name?this.parseIdent():null),this.parseFunctionParams(e),this.parseFunctionBody(e,s,!1,n),this.yieldPos=i,this.awaitPos=a,this.awaitIdentPos=o,this.finishNode(e,t&J?"FunctionDeclaration":"FunctionExpression")},X.parseFunctionParams=function(e){this.expect(b.parenL),e.params=this.parseBindingList(b.parenR,!1,this.options.ecmaVersion>=8),this.checkYieldAwaitInDefaultParams()},X.parseClass=function(e,t){this.next();var s=this.strict;this.strict=!0,this.parseClassId(e,t),this.parseClassSuper(e);var r=this.enterClassBody(),n=this.startNode(),i=!1;for(n.body=[],this.expect(b.braceL);this.type!==b.braceR;){var a=this.parseClassElement(null!==e.superClass);a&&(n.body.push(a),"MethodDefinition"===a.type&&"constructor"===a.kind?(i&&this.raiseRecoverable(a.start,"Duplicate constructor in the same 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u=this.value;(this.eatContextual("get")||this.eatContextual("set"))&&(this.isClassElementNameStart()?a=u:r=u)}if(r?(s.computed=!1,s.key=this.startNodeAt(this.lastTokStart,this.lastTokStartLoc),s.key.name=r,this.finishNode(s.key,"Identifier")):this.parseClassElementName(s),t<13||this.type===b.parenL||"method"!==a||n||i){var l=!s.static&&te(s,"constructor"),h=l&&e;l&&"method"!==a&&this.raise(s.key.start,"Constructor can't have get/set modifier"),s.kind=l?"constructor":a,this.parseClassMethod(s,n,i,h)}else this.parseClassField(s);return s},X.isClassElementNameStart=function(){return this.type===b.name||this.type===b.privateId||this.type===b.num||this.type===b.string||this.type===b.bracketL||this.type.keyword},X.parseClassElementName=function(e){this.type===b.privateId?("constructor"===this.value&&this.raise(this.start,"Classes can't have an element named '#constructor'"),e.computed=!1,e.key=this.parsePrivateIdent()):this.parsePropertyName(e)},X.parseClassMethod=function(e,t,s,r){var n=e.key;"constructor"===e.kind?(t&&this.raise(n.start,"Constructor can't be a generator"),s&&this.raise(n.start,"Constructor can't be an async method")):e.static&&te(e,"prototype")&&this.raise(n.start,"Classes may not have a static property named prototype");var i=e.value=this.parseMethod(t,s,r);return"get"===e.kind&&0!==i.params.length&&this.raiseRecoverable(i.start,"getter should have no params"),"set"===e.kind&&1!==i.params.length&&this.raiseRecoverable(i.start,"setter should have exactly one param"),"set"===e.kind&&"RestElement"===i.params[0].type&&this.raiseRecoverable(i.params[0].start,"Setter cannot use rest params"),this.finishNode(e,"MethodDefinition")},X.parseClassField=function(e){if(te(e,"constructor")?this.raise(e.key.start,"Classes can't have a field named 'constructor'"):e.static&&te(e,"prototype")&&this.raise(e.key.start,"Classes can't have a static field named 'prototype'"),this.eat(b.eq)){var t=this.currentThisScope(),s=t.inClassFieldInit;t.inClassFieldInit=!0,e.value=this.parseMaybeAssign(),t.inClassFieldInit=s}else e.value=null;return this.semicolon(),this.finishNode(e,"PropertyDefinition")},X.parseClassStaticBlock=function(e){e.body=[];var t=this.labels;for(this.labels=[],this.enterScope(320);this.type!==b.braceR;){var s=this.parseStatement(null);e.body.push(s)}return this.next(),this.exitScope(),this.labels=t,this.finishNode(e,"StaticBlock")},X.parseClassId=function(e,t){this.type===b.name?(e.id=this.parseIdent(),t&&this.checkLValSimple(e.id,2,!1)):(!0===t&&this.unexpected(),e.id=null)},X.parseClassSuper=function(e){e.superClass=this.eat(b._extends)?this.parseExprSubscripts(null,!1):null},X.enterClassBody=function(){var e={declared:Object.create(null),used:[]};return this.privateNameStack.push(e),e.declared},X.exitClassBody=function(){var e=this.privateNameStack.pop(),t=e.declared,s=e.used;if(this.options.checkPrivateFields)for(var r=this.privateNameStack.length,n=0===r?null:this.privateNameStack[r-1],i=0;i<s.length;++i){var a=s[i];C(t,a.name)||(n?n.used.push(a):this.raiseRecoverable(a.start,"Private field '#"+a.name+"' must be declared in an enclosing class"))}},X.parseExportAllDeclaration=function(e,t){return this.options.ecmaVersion>=11&&(this.eatContextual("as")?(e.exported=this.parseModuleExportName(),this.checkExport(t,e.exported,this.lastTokStart)):e.exported=null),this.expectContextual("from"),this.type!==b.string&&this.unexpected(),e.source=this.parseExprAtom(),this.options.ecmaVersion>=16&&(e.attributes=this.parseWithClause()),this.semicolon(),this.finishNode(e,"ExportAllDeclaration")},X.parseExport=function(e,t){if(this.next(),this.eat(b.star))return this.parseExportAllDeclaration(e,t);if(this.eat(b._default))return this.checkExport(t,"default",this.lastTokStart),e.declaration=this.parseExportDefaultDeclaration(),this.finishNode(e,"ExportDefaultDeclaration");if(this.shouldParseExportStatement())e.declaration=this.parseExportDeclaration(e),"VariableDeclaration"===e.declaration.type?this.checkVariableExport(t,e.declaration.declarations):this.checkExport(t,e.declaration.id,e.declaration.id.start),e.specifiers=[],e.source=null;else{if(e.declaration=null,e.specifiers=this.parseExportSpecifiers(t),this.eatContextual("from"))this.type!==b.string&&this.unexpected(),e.source=this.parseExprAtom(),this.options.ecmaVersion>=16&&(e.attributes=this.parseWithClause());else{for(var s=0,r=e.specifiers;s<r.length;s+=1){var n=r[s];this.checkUnreserved(n.local),this.checkLocalExport(n.local),"Literal"===n.local.type&&this.raise(n.local.start,"A string literal cannot be used as an exported binding without `from`.")}e.source=null}this.semicolon()}return this.finishNode(e,"ExportNamedDeclaration")},X.parseExportDeclaration=function(e){return this.parseStatement(null)},X.parseExportDefaultDeclaration=function(){var e;if(this.type===b._function||(e=this.isAsyncFunction())){var t=this.startNode();return this.next(),e&&this.next(),this.parseFunction(t,4|J,!1,e)}if(this.type===b._class){var s=this.startNode();return this.parseClass(s,"nullableID")}var r=this.parseMaybeAssign();return this.semicolon(),r},X.checkExport=function(e,t,s){e&&("string"!=typeof t&&(t="Identifier"===t.type?t.name:t.value),C(e,t)&&this.raiseRecoverable(s,"Duplicate export '"+t+"'"),e[t]=!0)},X.checkPatternExport=function(e,t){var s=t.type;if("Identifier"===s)this.checkExport(e,t,t.start);else if("ObjectPattern"===s)for(var r=0,n=t.properties;r<n.length;r+=1){var i=n[r];this.checkPatternExport(e,i)}else if("ArrayPattern"===s)for(var a=0,o=t.elements;a<o.length;a+=1){var u=o[a];u&&this.checkPatternExport(e,u)}else"Property"===s?this.checkPatternExport(e,t.value):"AssignmentPattern"===s?this.checkPatternExport(e,t.left):"RestElement"===s&&this.checkPatternExport(e,t.argument)},X.checkVariableExport=function(e,t){if(e)for(var s=0,r=t;s<r.length;s+=1){var n=r[s];this.checkPatternExport(e,n.id)}},X.shouldParseExportStatement=function(){return"var"===this.type.keyword||"const"===this.type.keyword||"class"===this.type.keyword||"function"===this.type.keyword||this.isLet()||this.isAsyncFunction()},X.parseExportSpecifier=function(e){var t=this.startNode();return t.local=this.parseModuleExportName(),t.exported=this.eatContextual("as")?this.parseModuleExportName():t.local,this.checkExport(e,t.exported,t.exported.start),this.finishNode(t,"ExportSpecifier")},X.parseExportSpecifiers=function(e){var t=[],s=!0;for(this.expect(b.braceL);!this.eat(b.braceR);){if(s)s=!1;else if(this.expect(b.comma),this.afterTrailingComma(b.braceR))break;t.push(this.parseExportSpecifier(e))}return t},X.parseImport=function(e){return this.next(),this.type===b.string?(e.specifiers=Z,e.source=this.parseExprAtom()):(e.specifiers=this.parseImportSpecifiers(),this.expectContextual("from"),e.source=this.type===b.string?this.parseExprAtom():this.unexpected()),this.options.ecmaVersion>=16&&(e.attributes=this.parseWithClause()),this.semicolon(),this.finishNode(e,"ImportDeclaration")},X.parseImportSpecifier=function(){var e=this.startNode();return e.imported=this.parseModuleExportName(),this.eatContextual("as")?e.local=this.parseIdent():(this.checkUnreserved(e.imported),e.local=e.imported),this.checkLValSimple(e.local,2),this.finishNode(e,"ImportSpecifier")},X.parseImportDefaultSpecifier=function(){var e=this.startNode();return e.local=this.parseIdent(),this.checkLValSimple(e.local,2),this.finishNode(e,"ImportDefaultSpecifier")},X.parseImportNamespaceSpecifier=function(){var 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e},X.parseImportAttribute=function(){var e=this.startNode();return e.key=this.type===b.string?this.parseExprAtom():this.parseIdent("never"!==this.options.allowReserved),this.expect(b.colon),this.type!==b.string&&this.unexpected(),e.value=this.parseExprAtom(),this.finishNode(e,"ImportAttribute")},X.parseModuleExportName=function(){if(this.options.ecmaVersion>=13&&this.type===b.string){var e=this.parseLiteral(this.value);return R.test(e.value)&&this.raise(e.start,"An export name cannot include a lone surrogate."),e}return this.parseIdent(!0)},X.adaptDirectivePrologue=function(e){for(var t=0;t<e.length&&this.isDirectiveCandidate(e[t]);++t)e[t].directive=e[t].expression.raw.slice(1,-1)},X.isDirectiveCandidate=function(e){return this.options.ecmaVersion>=5&&"ExpressionStatement"===e.type&&"Literal"===e.expression.type&&"string"==typeof e.expression.value&&('"'===this.input[e.start]||"'"===this.input[e.start])};var se=U.prototype;se.toAssignable=function(e,t,s){if(this.options.ecmaVersion>=6&&e)switch(e.type){case"Identifier":this.inAsync&&"await"===e.name&&this.raise(e.start,"Cannot use 'await' as identifier inside an async function");break;case"ObjectPattern":case"ArrayPattern":case"AssignmentPattern":case"RestElement":break;case"ObjectExpression":e.type="ObjectPattern",s&&this.checkPatternErrors(s,!0);for(var r=0,n=e.properties;r<n.length;r+=1){var i=n[r];this.toAssignable(i,t),"RestElement"!==i.type||"ArrayPattern"!==i.argument.type&&"ObjectPattern"!==i.argument.type||this.raise(i.argument.start,"Unexpected token")}break;case"Property":"init"!==e.kind&&this.raise(e.key.start,"Object pattern can't contain getter or 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0===t&&(t=0),e.type){case"Property":this.checkLValInnerPattern(e.value,t,s);break;case"AssignmentPattern":this.checkLValPattern(e.left,t,s);break;case"RestElement":this.checkLValPattern(e.argument,t,s);break;default:this.checkLValPattern(e,t,s)}};var re=function(e,t,s,r,n){this.token=e,this.isExpr=!!t,this.preserveSpace=!!s,this.override=r,this.generator=!!n},ne={b_stat:new re("{",!1),b_expr:new re("{",!0),b_tmpl:new re("${",!1),p_stat:new re("(",!1),p_expr:new re("(",!0),q_tmpl:new re("`",!0,!0,function(e){return e.tryReadTemplateToken()}),f_stat:new re("function",!1),f_expr:new re("function",!0),f_expr_gen:new re("function",!0,!1,null,!0),f_gen:new re("function",!1,!1,null,!0)},ie=U.prototype;ie.initialContext=function(){return[ne.b_stat]},ie.curContext=function(){return this.context[this.context.length-1]},ie.braceIsBlock=function(e){var t=this.curContext();return t===ne.f_expr||t===ne.f_stat||(e!==b.colon||t!==ne.b_stat&&t!==ne.b_expr?e===b._return||e===b.name&&this.exprAllowed?v.test(this.input.slice(this.lastTokEnd,this.start)):e===b._else||e===b.semi||e===b.eof||e===b.parenR||e===b.arrow||(e===b.braceL?t===ne.b_stat:e!==b._var&&e!==b._const&&e!==b.name&&!this.exprAllowed):!t.isExpr)},ie.inGeneratorContext=function(){for(var e=this.context.length-1;e>=1;e--){var t=this.context[e];if("function"===t.token)return t.generator}return!1},ie.updateContext=function(e){var t,s=this.type;s.keyword&&e===b.dot?this.exprAllowed=!1:(t=s.updateContext)?t.call(this,e):this.exprAllowed=s.beforeExpr},ie.overrideContext=function(e){this.curContext()!==e&&(this.context[this.context.length-1]=e)},b.parenR.updateContext=b.braceR.updateContext=function(){if(1!==this.context.length){var e=this.context.pop();e===ne.b_stat&&"function"===this.curContext().token&&(e=this.context.pop()),this.exprAllowed=!e.isExpr}else this.exprAllowed=!0},b.braceL.updateContext=function(e){this.context.push(this.braceIsBlock(e)?ne.b_stat:ne.b_expr),this.exprAllowed=!0},b.dollarBraceL.updateContext=function(){this.context.push(ne.b_tmpl),this.exprAllowed=!0},b.parenL.updateContext=function(e){var t=e===b._if||e===b._for||e===b._with||e===b._while;this.context.push(t?ne.p_stat:ne.p_expr),this.exprAllowed=!0},b.incDec.updateContext=function(){},b._function.updateContext=b._class.updateContext=function(e){!e.beforeExpr||e===b._else||e===b.semi&&this.curContext()!==ne.p_stat||e===b._return&&v.test(this.input.slice(this.lastTokEnd,this.start))||(e===b.colon||e===b.braceL)&&this.curContext()===ne.b_stat?this.context.push(ne.f_stat):this.context.push(ne.f_expr),this.exprAllowed=!1},b.colon.updateContext=function(){"function"===this.curContext().token&&this.context.pop(),this.exprAllowed=!0},b.backQuote.updateContext=function(){this.curContext()===ne.q_tmpl?this.context.pop():this.context.push(ne.q_tmpl),this.exprAllowed=!1},b.star.updateContext=function(e){if(e===b._function){var t=this.context.length-1;this.context[t]===ne.f_expr?this.context[t]=ne.f_expr_gen:this.context[t]=ne.f_gen}this.exprAllowed=!0},b.name.updateContext=function(e){var t=!1;this.options.ecmaVersion>=6&&e!==b.dot&&("of"===this.value&&!this.exprAllowed||"yield"===this.value&&this.inGeneratorContext())&&(t=!0),this.exprAllowed=t};var ae=U.prototype;function oe(e){return"Identifier"===e.type||"ParenthesizedExpression"===e.type&&oe(e.expression)}function ue(e){return"MemberExpression"===e.type&&"PrivateIdentifier"===e.property.type||"ChainExpression"===e.type&&ue(e.expression)||"ParenthesizedExpression"===e.type&&ue(e.expression)}ae.checkPropClash=function(e,t,s){if(!(this.options.ecmaVersion>=9&&"SpreadElement"===e.type||this.options.ecmaVersion>=6&&(e.computed||e.method||e.shorthand))){var r,n=e.key;switch(n.type){case"Identifier":r=n.name;break;case"Literal":r=String(n.value);break;default:return}var i=e.kind;if(this.options.ecmaVersion>=6)"__proto__"===r&&"init"===i&&(t.proto&&(s?s.doubleProto<0&&(s.doubleProto=n.start):this.raiseRecoverable(n.start,"Redefinition of __proto__ property")),t.proto=!0);else{var a=t[r="$"+r];a?("init"===i?this.strict&&a.init||a.get||a.set:a.init||a[i])&&this.raiseRecoverable(n.start,"Redefinition of property"):a=t[r]={init:!1,get:!1,set:!1},a[i]=!0}}},ae.parseExpression=function(e,t){var s=this.start,r=this.startLoc,n=this.parseMaybeAssign(e,t);if(this.type===b.comma){var i=this.startNodeAt(s,r);for(i.expressions=[n];this.eat(b.comma);)i.expressions.push(this.parseMaybeAssign(e,t));return this.finishNode(i,"SequenceExpression")}return n},ae.parseMaybeAssign=function(e,t,s){if(this.isContextual("yield")){if(this.inGenerator)return this.parseYield(e);this.exprAllowed=!1}var r=!1,n=-1,i=-1,a=-1;t?(n=t.parenthesizedAssign,i=t.trailingComma,a=t.doubleProto,t.parenthesizedAssign=t.trailingComma=-1):(t=new q,r=!0);var o=this.start,u=this.startLoc;this.type!==b.parenL&&this.type!==b.name||(this.potentialArrowAt=this.start,this.potentialArrowInForAwait="await"===e);var l=this.parseMaybeConditional(e,t);if(s&&(l=s.call(this,l,o,u)),this.type.isAssign){var h=this.startNodeAt(o,u);return h.operator=this.value,this.type===b.eq&&(l=this.toAssignable(l,!1,t)),r||(t.parenthesizedAssign=t.trailingComma=t.doubleProto=-1),t.shorthandAssign>=l.start&&(t.shorthandAssign=-1),this.type===b.eq?this.checkLValPattern(l):this.checkLValSimple(l),h.left=l,this.next(),h.right=this.parseMaybeAssign(e),a>-1&&(t.doubleProto=a),this.finishNode(h,"AssignmentExpression")}return r&&this.checkExpressionErrors(t,!0),n>-1&&(t.parenthesizedAssign=n),i>-1&&(t.trailingComma=i),l},ae.parseMaybeConditional=function(e,t){var s=this.start,r=this.startLoc,n=this.parseExprOps(e,t);if(this.checkExpressionErrors(t))return n;if(this.eat(b.question)){var i=this.startNodeAt(s,r);return i.test=n,i.consequent=this.parseMaybeAssign(),this.expect(b.colon),i.alternate=this.parseMaybeAssign(e),this.finishNode(i,"ConditionalExpression")}return n},ae.parseExprOps=function(e,t){var s=this.start,r=this.startLoc,n=this.parseMaybeUnary(t,!1,!1,e);return this.checkExpressionErrors(t)||n.start===s&&"ArrowFunctionExpression"===n.type?n:this.parseExprOp(n,s,r,-1,e)},ae.parseExprOp=function(e,t,s,r,n){var i=this.type.binop;if(null!=i&&(!n||this.type!==b._in)&&i>r){var a=this.type===b.logicalOR||this.type===b.logicalAND,o=this.type===b.coalesce;o&&(i=b.logicalAND.binop);var u=this.value;this.next();var l=this.start,h=this.startLoc,c=this.parseExprOp(this.parseMaybeUnary(null,!1,!1,n),l,h,i,n),p=this.buildBinary(t,s,e,c,u,a||o);return(a&&this.type===b.coalesce||o&&(this.type===b.logicalOR||this.type===b.logicalAND))&&this.raiseRecoverable(this.start,"Logical expressions and coalesce expressions cannot be mixed. Wrap either by parentheses"),this.parseExprOp(p,t,s,r,n)}return e},ae.buildBinary=function(e,t,s,r,n,i){"PrivateIdentifier"===r.type&&this.raise(r.start,"Private identifier can only be left side of binary expression");var a=this.startNodeAt(e,t);return a.left=s,a.operator=n,a.right=r,this.finishNode(a,i?"LogicalExpression":"BinaryExpression")},ae.parseMaybeUnary=function(e,t,s,r){var n,i=this.start,a=this.startLoc;if(this.isContextual("await")&&this.canAwait)n=this.parseAwait(r),t=!0;else if(this.type.prefix){var o=this.startNode(),u=this.type===b.incDec;o.operator=this.value,o.prefix=!0,this.next(),o.argument=this.parseMaybeUnary(null,!0,u,r),this.checkExpressionErrors(e,!0),u?this.checkLValSimple(o.argument):this.strict&&"delete"===o.operator&&oe(o.argument)?this.raiseRecoverable(o.start,"Deleting local variable in strict mode"):"delete"===o.operator&&ue(o.argument)?this.raiseRecoverable(o.start,"Private fields can not be deleted"):t=!0,n=this.finishNode(o,u?"UpdateExpression":"UnaryExpression")}else if(t||this.type!==b.privateId){if(n=this.parseExprSubscripts(e,r),this.checkExpressionErrors(e))return n;for(;this.type.postfix&&!this.canInsertSemicolon();){var l=this.startNodeAt(i,a);l.operator=this.value,l.prefix=!1,l.argument=n,this.checkLValSimple(n),this.next(),n=this.finishNode(l,"UpdateExpression")}}else(r||0===this.privateNameStack.length)&&this.options.checkPrivateFields&&this.unexpected(),n=this.parsePrivateIdent(),this.type!==b._in&&this.unexpected();return s||!this.eat(b.starstar)?n:t?void this.unexpected(this.lastTokStart):this.buildBinary(i,a,n,this.parseMaybeUnary(null,!1,!1,r),"**",!1)},ae.parseExprSubscripts=function(e,t){var s=this.start,r=this.startLoc,n=this.parseExprAtom(e,t);if("ArrowFunctionExpression"===n.type&&")"!==this.input.slice(this.lastTokStart,this.lastTokEnd))return n;var i=this.parseSubscripts(n,s,r,!1,t);return e&&"MemberExpression"===i.type&&(e.parenthesizedAssign>=i.start&&(e.parenthesizedAssign=-1),e.parenthesizedBind>=i.start&&(e.parenthesizedBind=-1),e.trailingComma>=i.start&&(e.trailingComma=-1)),i},ae.parseSubscripts=function(e,t,s,r,n){for(var i=this.options.ecmaVersion>=8&&"Identifier"===e.type&&"async"===e.name&&this.lastTokEnd===e.end&&!this.canInsertSemicolon()&&e.end-e.start===5&&this.potentialArrowAt===e.start,a=!1;;){var o=this.parseSubscript(e,t,s,r,i,a,n);if(o.optional&&(a=!0),o===e||"ArrowFunctionExpression"===o.type){if(a){var u=this.startNodeAt(t,s);u.expression=o,o=this.finishNode(u,"ChainExpression")}return o}e=o}},ae.shouldParseAsyncArrow=function(){return!this.canInsertSemicolon()&&this.eat(b.arrow)},ae.parseSubscriptAsyncArrow=function(e,t,s,r){return this.parseArrowExpression(this.startNodeAt(e,t),s,!0,r)},ae.parseSubscript=function(e,t,s,r,n,i,a){var o=this.options.ecmaVersion>=11,u=o&&this.eat(b.questionDot);r&&u&&this.raise(this.lastTokStart,"Optional chaining cannot appear in the callee of new expressions");var l=this.eat(b.bracketL);if(l||u&&this.type!==b.parenL&&this.type!==b.backQuote||this.eat(b.dot)){var h=this.startNodeAt(t,s);h.object=e,l?(h.property=this.parseExpression(),this.expect(b.bracketR)):this.type===b.privateId&&"Super"!==e.type?h.property=this.parsePrivateIdent():h.property=this.parseIdent("never"!==this.options.allowReserved),h.computed=!!l,o&&(h.optional=u),e=this.finishNode(h,"MemberExpression")}else if(!r&&this.eat(b.parenL)){var c=new q,p=this.yieldPos,d=this.awaitPos,f=this.awaitIdentPos;this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0;var m=this.parseExprList(b.parenR,this.options.ecmaVersion>=8,!1,c);if(n&&!u&&this.shouldParseAsyncArrow())return this.checkPatternErrors(c,!1),this.checkYieldAwaitInDefaultParams(),this.awaitIdentPos>0&&this.raise(this.awaitIdentPos,"Cannot use 'await' as identifier inside an async function"),this.yieldPos=p,this.awaitPos=d,this.awaitIdentPos=f,this.parseSubscriptAsyncArrow(t,s,m,a);this.checkExpressionErrors(c,!0),this.yieldPos=p||this.yieldPos,this.awaitPos=d||this.awaitPos,this.awaitIdentPos=f||this.awaitIdentPos;var g=this.startNodeAt(t,s);g.callee=e,g.arguments=m,o&&(g.optional=u),e=this.finishNode(g,"CallExpression")}else if(this.type===b.backQuote){(u||i)&&this.raise(this.start,"Optional chaining cannot appear in the tag of tagged template expressions");var y=this.startNodeAt(t,s);y.tag=e,y.quasi=this.parseTemplate({isTagged:!0}),e=this.finishNode(y,"TaggedTemplateExpression")}return e},ae.parseExprAtom=function(e,t,s){this.type===b.slash&&this.readRegexp();var r,n=this.potentialArrowAt===this.start;switch(this.type){case b._super:return this.allowSuper||this.raise(this.start,"'super' keyword outside a method"),r=this.startNode(),this.next(),this.type!==b.parenL||this.allowDirectSuper||this.raise(r.start,"super() call outside constructor of a subclass"),this.type!==b.dot&&this.type!==b.bracketL&&this.type!==b.parenL&&this.unexpected(),this.finishNode(r,"Super");case b._this:return r=this.startNode(),this.next(),this.finishNode(r,"ThisExpression");case b.name:var i=this.start,a=this.startLoc,o=this.containsEsc,u=this.parseIdent(!1);if(this.options.ecmaVersion>=8&&!o&&"async"===u.name&&!this.canInsertSemicolon()&&this.eat(b._function))return this.overrideContext(ne.f_expr),this.parseFunction(this.startNodeAt(i,a),0,!1,!0,t);if(n&&!this.canInsertSemicolon()){if(this.eat(b.arrow))return this.parseArrowExpression(this.startNodeAt(i,a),[u],!1,t);if(this.options.ecmaVersion>=8&&"async"===u.name&&this.type===b.name&&!o&&(!this.potentialArrowInForAwait||"of"!==this.value||this.containsEsc))return u=this.parseIdent(!1),!this.canInsertSemicolon()&&this.eat(b.arrow)||this.unexpected(),this.parseArrowExpression(this.startNodeAt(i,a),[u],!0,t)}return u;case b.regexp:var l=this.value;return(r=this.parseLiteral(l.value)).regex={pattern:l.pattern,flags:l.flags},r;case b.num:case b.string:return this.parseLiteral(this.value);case b._null:case b._true:case b._false:return(r=this.startNode()).value=this.type===b._null?null:this.type===b._true,r.raw=this.type.keyword,this.next(),this.finishNode(r,"Literal");case b.parenL:var h=this.start,c=this.parseParenAndDistinguishExpression(n,t);return e&&(e.parenthesizedAssign<0&&!this.isSimpleAssignTarget(c)&&(e.parenthesizedAssign=h),e.parenthesizedBind<0&&(e.parenthesizedBind=h)),c;case b.bracketL:return r=this.startNode(),this.next(),r.elements=this.parseExprList(b.bracketR,!0,!0,e),this.finishNode(r,"ArrayExpression");case b.braceL:return this.overrideContext(ne.b_expr),this.parseObj(!1,e);case b._function:return r=this.startNode(),this.next(),this.parseFunction(r,0);case b._class:return this.parseClass(this.startNode(),!1);case b._new:return this.parseNew();case b.backQuote:return this.parseTemplate();case b._import:return this.options.ecmaVersion>=11?this.parseExprImport(s):this.unexpected();default:return this.parseExprAtomDefault()}},ae.parseExprAtomDefault=function(){this.unexpected()},ae.parseExprImport=function(e){var t=this.startNode();if(this.containsEsc&&this.raiseRecoverable(this.start,"Escape sequence in keyword import"),this.next(),this.type===b.parenL&&!e)return this.parseDynamicImport(t);if(this.type===b.dot){var s=this.startNodeAt(t.start,t.loc&&t.loc.start);return s.name="import",t.meta=this.finishNode(s,"Identifier"),this.parseImportMeta(t)}this.unexpected()},ae.parseDynamicImport=function(e){if(this.next(),e.source=this.parseMaybeAssign(),this.options.ecmaVersion>=16)this.eat(b.parenR)?e.options=null:(this.expect(b.comma),this.afterTrailingComma(b.parenR)?e.options=null:(e.options=this.parseMaybeAssign(),this.eat(b.parenR)||(this.expect(b.comma),this.afterTrailingComma(b.parenR)||this.unexpected())));else if(!this.eat(b.parenR)){var t=this.start;this.eat(b.comma)&&this.eat(b.parenR)?this.raiseRecoverable(t,"Trailing comma is not allowed in import()"):this.unexpected(t)}return this.finishNode(e,"ImportExpression")},ae.parseImportMeta=function(e){this.next();var t=this.containsEsc;return e.property=this.parseIdent(!0),"meta"!==e.property.name&&this.raiseRecoverable(e.property.start,"The only valid meta property for import is 'import.meta'"),t&&this.raiseRecoverable(e.start,"'import.meta' must not contain escaped characters"),"module"===this.options.sourceType||this.options.allowImportExportEverywhere||this.raiseRecoverable(e.start,"Cannot use 'import.meta' outside a module"),this.finishNode(e,"MetaProperty")},ae.parseLiteral=function(e){var t=this.startNode();return t.value=e,t.raw=this.input.slice(this.start,this.end),110===t.raw.charCodeAt(t.raw.length-1)&&(t.bigint=t.raw.slice(0,-1).replace(/_/g,"")),this.next(),this.finishNode(t,"Literal")},ae.parseParenExpression=function(){this.expect(b.parenL);var e=this.parseExpression();return this.expect(b.parenR),e},ae.shouldParseArrow=function(e){return!this.canInsertSemicolon()},ae.parseParenAndDistinguishExpression=function(e,t){var s,r=this.start,n=this.startLoc,i=this.options.ecmaVersion>=8;if(this.options.ecmaVersion>=6){this.next();var a,o=this.start,u=this.startLoc,l=[],h=!0,c=!1,p=new q,d=this.yieldPos,f=this.awaitPos;for(this.yieldPos=0,this.awaitPos=0;this.type!==b.parenR;){if(h?h=!1:this.expect(b.comma),i&&this.afterTrailingComma(b.parenR,!0)){c=!0;break}if(this.type===b.ellipsis){a=this.start,l.push(this.parseParenItem(this.parseRestBinding())),this.type===b.comma&&this.raiseRecoverable(this.start,"Comma is not permitted after the rest element");break}l.push(this.parseMaybeAssign(!1,p,this.parseParenItem))}var m=this.lastTokEnd,g=this.lastTokEndLoc;if(this.expect(b.parenR),e&&this.shouldParseArrow(l)&&this.eat(b.arrow))return this.checkPatternErrors(p,!1),this.checkYieldAwaitInDefaultParams(),this.yieldPos=d,this.awaitPos=f,this.parseParenArrowList(r,n,l,t);l.length&&!c||this.unexpected(this.lastTokStart),a&&this.unexpected(a),this.checkExpressionErrors(p,!0),this.yieldPos=d||this.yieldPos,this.awaitPos=f||this.awaitPos,l.length>1?((s=this.startNodeAt(o,u)).expressions=l,this.finishNodeAt(s,"SequenceExpression",m,g)):s=l[0]}else s=this.parseParenExpression();if(this.options.preserveParens){var y=this.startNodeAt(r,n);return y.expression=s,this.finishNode(y,"ParenthesizedExpression")}return s},ae.parseParenItem=function(e){return e},ae.parseParenArrowList=function(e,t,s,r){return this.parseArrowExpression(this.startNodeAt(e,t),s,!1,r)};var le=[];ae.parseNew=function(){this.containsEsc&&this.raiseRecoverable(this.start,"Escape sequence in keyword new");var e=this.startNode();if(this.next(),this.options.ecmaVersion>=6&&this.type===b.dot){var t=this.startNodeAt(e.start,e.loc&&e.loc.start);t.name="new",e.meta=this.finishNode(t,"Identifier"),this.next();var s=this.containsEsc;return e.property=this.parseIdent(!0),"target"!==e.property.name&&this.raiseRecoverable(e.property.start,"The only valid meta property for new is 'new.target'"),s&&this.raiseRecoverable(e.start,"'new.target' must not contain escaped characters"),this.allowNewDotTarget||this.raiseRecoverable(e.start,"'new.target' can only be used in functions and class static block"),this.finishNode(e,"MetaProperty")}var r=this.start,n=this.startLoc;return e.callee=this.parseSubscripts(this.parseExprAtom(null,!1,!0),r,n,!0,!1),this.eat(b.parenL)?e.arguments=this.parseExprList(b.parenR,this.options.ecmaVersion>=8,!1):e.arguments=le,this.finishNode(e,"NewExpression")},ae.parseTemplateElement=function(e){var t=e.isTagged,s=this.startNode();return this.type===b.invalidTemplate?(t||this.raiseRecoverable(this.start,"Bad escape sequence in untagged template literal"),s.value={raw:this.value.replace(/\r\n?/g,"\n"),cooked:null}):s.value={raw:this.input.slice(this.start,this.end).replace(/\r\n?/g,"\n"),cooked:this.value},this.next(),s.tail=this.type===b.backQuote,this.finishNode(s,"TemplateElement")},ae.parseTemplate=function(e){void 0===e&&(e={});var t=e.isTagged;void 0===t&&(t=!1);var s=this.startNode();this.next(),s.expressions=[];var r=this.parseTemplateElement({isTagged:t});for(s.quasis=[r];!r.tail;)this.type===b.eof&&this.raise(this.pos,"Unterminated template literal"),this.expect(b.dollarBraceL),s.expressions.push(this.parseExpression()),this.expect(b.braceR),s.quasis.push(r=this.parseTemplateElement({isTagged:t}));return this.next(),this.finishNode(s,"TemplateLiteral")},ae.isAsyncProp=function(e){return!e.computed&&"Identifier"===e.key.type&&"async"===e.key.name&&(this.type===b.name||this.type===b.num||this.type===b.string||this.type===b.bracketL||this.type.keyword||this.options.ecmaVersion>=9&&this.type===b.star)&&!v.test(this.input.slice(this.lastTokEnd,this.start))},ae.parseObj=function(e,t){var s=this.startNode(),r=!0,n={};for(s.properties=[],this.next();!this.eat(b.braceR);){if(r)r=!1;else if(this.expect(b.comma),this.options.ecmaVersion>=5&&this.afterTrailingComma(b.braceR))break;var i=this.parseProperty(e,t);e||this.checkPropClash(i,n,t),s.properties.push(i)}return this.finishNode(s,e?"ObjectPattern":"ObjectExpression")},ae.parseProperty=function(e,t){var s,r,n,i,a=this.startNode();if(this.options.ecmaVersion>=9&&this.eat(b.ellipsis))return e?(a.argument=this.parseIdent(!1),this.type===b.comma&&this.raiseRecoverable(this.start,"Comma is not permitted after the rest element"),this.finishNode(a,"RestElement")):(a.argument=this.parseMaybeAssign(!1,t),this.type===b.comma&&t&&t.trailingComma<0&&(t.trailingComma=this.start),this.finishNode(a,"SpreadElement"));this.options.ecmaVersion>=6&&(a.method=!1,a.shorthand=!1,(e||t)&&(n=this.start,i=this.startLoc),e||(s=this.eat(b.star)));var o=this.containsEsc;return this.parsePropertyName(a),!e&&!o&&this.options.ecmaVersion>=8&&!s&&this.isAsyncProp(a)?(r=!0,s=this.options.ecmaVersion>=9&&this.eat(b.star),this.parsePropertyName(a)):r=!1,this.parsePropertyValue(a,e,s,r,n,i,t,o),this.finishNode(a,"Property")},ae.parseGetterSetter=function(e){e.kind=e.key.name,this.parsePropertyName(e),e.value=this.parseMethod(!1);var t="get"===e.kind?0:1;if(e.value.params.length!==t){var s=e.value.start;"get"===e.kind?this.raiseRecoverable(s,"getter should have no params"):this.raiseRecoverable(s,"setter should have exactly one param")}else"set"===e.kind&&"RestElement"===e.value.params[0].type&&this.raiseRecoverable(e.value.params[0].start,"Setter cannot use rest params")},ae.parsePropertyValue=function(e,t,s,r,n,i,a,o){(s||r)&&this.type===b.colon&&this.unexpected(),this.eat(b.colon)?(e.value=t?this.parseMaybeDefault(this.start,this.startLoc):this.parseMaybeAssign(!1,a),e.kind="init"):this.options.ecmaVersion>=6&&this.type===b.parenL?(t&&this.unexpected(),e.kind="init",e.method=!0,e.value=this.parseMethod(s,r)):t||o||!(this.options.ecmaVersion>=5)||e.computed||"Identifier"!==e.key.type||"get"!==e.key.name&&"set"!==e.key.name||this.type===b.comma||this.type===b.braceR||this.type===b.eq?this.options.ecmaVersion>=6&&!e.computed&&"Identifier"===e.key.type?((s||r)&&this.unexpected(),this.checkUnreserved(e.key),"await"!==e.key.name||this.awaitIdentPos||(this.awaitIdentPos=n),e.kind="init",t?e.value=this.parseMaybeDefault(n,i,this.copyNode(e.key)):this.type===b.eq&&a?(a.shorthandAssign<0&&(a.shorthandAssign=this.start),e.value=this.parseMaybeDefault(n,i,this.copyNode(e.key))):e.value=this.copyNode(e.key),e.shorthand=!0):this.unexpected():((s||r)&&this.unexpected(),this.parseGetterSetter(e))},ae.parsePropertyName=function(e){if(this.options.ecmaVersion>=6){if(this.eat(b.bracketL))return e.computed=!0,e.key=this.parseMaybeAssign(),this.expect(b.bracketR),e.key;e.computed=!1}return e.key=this.type===b.num||this.type===b.string?this.parseExprAtom():this.parseIdent("never"!==this.options.allowReserved)},ae.initFunction=function(e){e.id=null,this.options.ecmaVersion>=6&&(e.generator=e.expression=!1),this.options.ecmaVersion>=8&&(e.async=!1)},ae.parseMethod=function(e,t,s){var r=this.startNode(),n=this.yieldPos,i=this.awaitPos,a=this.awaitIdentPos;return this.initFunction(r),this.options.ecmaVersion>=6&&(r.generator=e),this.options.ecmaVersion>=8&&(r.async=!!t),this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0,this.enterScope(64|z(t,r.generator)|(s?128:0)),this.expect(b.parenL),r.params=this.parseBindingList(b.parenR,!1,this.options.ecmaVersion>=8),this.checkYieldAwaitInDefaultParams(),this.parseFunctionBody(r,!1,!0,!1),this.yieldPos=n,this.awaitPos=i,this.awaitIdentPos=a,this.finishNode(r,"FunctionExpression")},ae.parseArrowExpression=function(e,t,s,r){var n=this.yieldPos,i=this.awaitPos,a=this.awaitIdentPos;return this.enterScope(16|z(s,!1)),this.initFunction(e),this.options.ecmaVersion>=8&&(e.async=!!s),this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0,e.params=this.toAssignableList(t,!0),this.parseFunctionBody(e,!0,!1,r),this.yieldPos=n,this.awaitPos=i,this.awaitIdentPos=a,this.finishNode(e,"ArrowFunctionExpression")},ae.parseFunctionBody=function(e,t,s,r){var n=t&&this.type!==b.braceL,i=this.strict,a=!1;if(n)e.body=this.parseMaybeAssign(r),e.expression=!0,this.checkParams(e,!1);else{var o=this.options.ecmaVersion>=7&&!this.isSimpleParamList(e.params);i&&!o||(a=this.strictDirective(this.end))&&o&&this.raiseRecoverable(e.start,"Illegal 'use strict' directive in function with non-simple parameter list");var u=this.labels;this.labels=[],a&&(this.strict=!0),this.checkParams(e,!i&&!a&&!t&&!s&&this.isSimpleParamList(e.params)),this.strict&&e.id&&this.checkLValSimple(e.id,5),e.body=this.parseBlock(!1,void 0,a&&!i),e.expression=!1,this.adaptDirectivePrologue(e.body.body),this.labels=u}this.exitScope()},ae.isSimpleParamList=function(e){for(var t=0,s=e;t<s.length;t+=1)if("Identifier"!==s[t].type)return!1;return!0},ae.checkParams=function(e,t){for(var s=Object.create(null),r=0,n=e.params;r<n.length;r+=1){var i=n[r];this.checkLValInnerPattern(i,1,t?null:s)}},ae.parseExprList=function(e,t,s,r){for(var n=[],i=!0;!this.eat(e);){if(i)i=!1;else if(this.expect(b.comma),t&&this.afterTrailingComma(e))break;var a=void 0;s&&this.type===b.comma?a=null:this.type===b.ellipsis?(a=this.parseSpread(r),r&&this.type===b.comma&&r.trailingComma<0&&(r.trailingComma=this.start)):a=this.parseMaybeAssign(!1,r),n.push(a)}return n},ae.checkUnreserved=function(e){var t=e.start,s=e.end,r=e.name;this.inGenerator&&"yield"===r&&this.raiseRecoverable(t,"Cannot use 'yield' as identifier inside a generator"),this.inAsync&&"await"===r&&this.raiseRecoverable(t,"Cannot use 'await' as identifier inside an async function"),this.currentThisScope().inClassFieldInit&&"arguments"===r&&this.raiseRecoverable(t,"Cannot use 'arguments' in class field initializer"),!this.inClassStaticBlock||"arguments"!==r&&"await"!==r||this.raise(t,"Cannot use "+r+" in class static initialization block"),this.keywords.test(r)&&this.raise(t,"Unexpected keyword '"+r+"'"),this.options.ecmaVersion<6&&-1!==this.input.slice(t,s).indexOf("\\")||(this.strict?this.reservedWordsStrict:this.reservedWords).test(r)&&(this.inAsync||"await"!==r||this.raiseRecoverable(t,"Cannot use keyword 'await' outside an async function"),this.raiseRecoverable(t,"The keyword '"+r+"' is reserved"))},ae.parseIdent=function(e){var t=this.parseIdentNode();return this.next(!!e),this.finishNode(t,"Identifier"),e||(this.checkUnreserved(t),"await"!==t.name||this.awaitIdentPos||(this.awaitIdentPos=t.start)),t},ae.parseIdentNode=function(){var e=this.startNode();return this.type===b.name?e.name=this.value:this.type.keyword?(e.name=this.type.keyword,"class"!==e.name&&"function"!==e.name||this.lastTokEnd===this.lastTokStart+1&&46===this.input.charCodeAt(this.lastTokStart)||this.context.pop(),this.type=b.name):this.unexpected(),e},ae.parsePrivateIdent=function(){var e=this.startNode();return this.type===b.privateId?e.name=this.value:this.unexpected(),this.next(),this.finishNode(e,"PrivateIdentifier"),this.options.checkPrivateFields&&(0===this.privateNameStack.length?this.raise(e.start,"Private field '#"+e.name+"' must be declared in an enclosing class"):this.privateNameStack[this.privateNameStack.length-1].used.push(e)),e},ae.parseYield=function(e){this.yieldPos||(this.yieldPos=this.start);var t=this.startNode();return this.next(),this.type===b.semi||this.canInsertSemicolon()||this.type!==b.star&&!this.type.startsExpr?(t.delegate=!1,t.argument=null):(t.delegate=this.eat(b.star),t.argument=this.parseMaybeAssign(e)),this.finishNode(t,"YieldExpression")},ae.parseAwait=function(e){this.awaitPos||(this.awaitPos=this.start);var t=this.startNode();return this.next(),t.argument=this.parseMaybeUnary(null,!0,!1,e),this.finishNode(t,"AwaitExpression")};var he=U.prototype;he.raise=function(e,t){var s=G(this.input,e);t+=" ("+s.line+":"+s.column+")";var r=new SyntaxError(t);throw r.pos=e,r.loc=s,r.raisedAt=this.pos,r},he.raiseRecoverable=he.raise,he.curPosition=function(){if(this.options.locations)return new N(this.curLine,this.pos-this.lineStart)};var ce=U.prototype,pe=function(e){this.flags=e,this.var=[],this.lexical=[],this.functions=[],this.inClassFieldInit=!1};ce.enterScope=function(e){this.scopeStack.push(new pe(e))},ce.exitScope=function(){this.scopeStack.pop()},ce.treatFunctionsAsVarInScope=function(e){return 2&e.flags||!this.inModule&&1&e.flags},ce.declareName=function(e,t,s){var r=!1;if(2===t){var n=this.currentScope();r=n.lexical.indexOf(e)>-1||n.functions.indexOf(e)>-1||n.var.indexOf(e)>-1,n.lexical.push(e),this.inModule&&1&n.flags&&delete this.undefinedExports[e]}else if(4===t)this.currentScope().lexical.push(e);else if(3===t){var i=this.currentScope();r=this.treatFunctionsAsVar?i.lexical.indexOf(e)>-1:i.lexical.indexOf(e)>-1||i.var.indexOf(e)>-1,i.functions.push(e)}else for(var a=this.scopeStack.length-1;a>=0;--a){var o=this.scopeStack[a];if(o.lexical.indexOf(e)>-1&&!(32&o.flags&&o.lexical[0]===e)||!this.treatFunctionsAsVarInScope(o)&&o.functions.indexOf(e)>-1){r=!0;break}if(o.var.push(e),this.inModule&&1&o.flags&&delete this.undefinedExports[e],259&o.flags)break}r&&this.raiseRecoverable(s,"Identifier '"+e+"' has already been 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t=e.current();return!(-1===t||36===t||t>=40&&t<=43||46===t||63===t||91===t||94===t||124===t||(e.advance(),0))},Fe.regexp_groupSpecifier=function(e){if(e.eat(63)){this.regexp_eatGroupName(e)||e.raise("Invalid group");var t=this.options.ecmaVersion>=16,s=e.groupNames[e.lastStringValue];if(s)if(t)for(var r=0,n=s;r<n.length;r+=1)n[r].separatedFrom(e.branchID)||e.raise("Duplicate capture group name");else e.raise("Duplicate capture group name");t?(s||(e.groupNames[e.lastStringValue]=[])).push(e.branchID):e.groupNames[e.lastStringValue]=!0}},Fe.regexp_eatGroupName=function(e){if(e.lastStringValue="",e.eat(60)){if(this.regexp_eatRegExpIdentifierName(e)&&e.eat(62))return!0;e.raise("Invalid capture group name")}return!1},Fe.regexp_eatRegExpIdentifierName=function(e){if(e.lastStringValue="",this.regexp_eatRegExpIdentifierStart(e)){for(e.lastStringValue+=$(e.lastIntValue);this.regexp_eatRegExpIdentifierPart(e);)e.lastStringValue+=$(e.lastIntValue);return!0}return!1},Fe.regexp_eatRegExpIdentifierStart=function(e){var t=e.pos,s=this.options.ecmaVersion>=11,r=e.current(s);return e.advance(s),92===r&&this.regexp_eatRegExpUnicodeEscapeSequence(e,s)&&(r=e.lastIntValue),function(e){return c(e,!0)||36===e||95===e}(r)?(e.lastIntValue=r,!0):(e.pos=t,!1)},Fe.regexp_eatRegExpIdentifierPart=function(e){var t=e.pos,s=this.options.ecmaVersion>=11,r=e.current(s);return e.advance(s),92===r&&this.regexp_eatRegExpUnicodeEscapeSequence(e,s)&&(r=e.lastIntValue),function(e){return p(e,!0)||36===e||95===e||8204===e||8205===e}(r)?(e.lastIntValue=r,!0):(e.pos=t,!1)},Fe.regexp_eatAtomEscape=function(e){return!!(this.regexp_eatBackReference(e)||this.regexp_eatCharacterClassEscape(e)||this.regexp_eatCharacterEscape(e)||e.switchN&&this.regexp_eatKGroupName(e))||(e.switchU&&(99===e.current()&&e.raise("Invalid unicode escape"),e.raise("Invalid escape")),!1)},Fe.regexp_eatBackReference=function(e){var t=e.pos;if(this.regexp_eatDecimalEscape(e)){var s=e.lastIntValue;if(e.switchU)return s>e.maxBackReference&&(e.maxBackReference=s),!0;if(s<=e.numCapturingParens)return!0;e.pos=t}return!1},Fe.regexp_eatKGroupName=function(e){if(e.eat(107)){if(this.regexp_eatGroupName(e))return e.backReferenceNames.push(e.lastStringValue),!0;e.raise("Invalid named reference")}return!1},Fe.regexp_eatCharacterEscape=function(e){return this.regexp_eatControlEscape(e)||this.regexp_eatCControlLetter(e)||this.regexp_eatZero(e)||this.regexp_eatHexEscapeSequence(e)||this.regexp_eatRegExpUnicodeEscapeSequence(e,!1)||!e.switchU&&this.regexp_eatLegacyOctalEscapeSequence(e)||this.regexp_eatIdentityEscape(e)},Fe.regexp_eatCControlLetter=function(e){var t=e.pos;if(e.eat(99)){if(this.regexp_eatControlLetter(e))return!0;e.pos=t}return!1},Fe.regexp_eatZero=function(e){return 48===e.current()&&!Pe(e.lookahead())&&(e.lastIntValue=0,e.advance(),!0)},Fe.regexp_eatControlEscape=function(e){var t=e.current();return 116===t?(e.lastIntValue=9,e.advance(),!0):110===t?(e.lastIntValue=10,e.advance(),!0):118===t?(e.lastIntValue=11,e.advance(),!0):102===t?(e.lastIntValue=12,e.advance(),!0):114===t&&(e.lastIntValue=13,e.advance(),!0)},Fe.regexp_eatControlLetter=function(e){var t=e.current();return!!Ge(t)&&(e.lastIntValue=t%32,e.advance(),!0)},Fe.regexp_eatRegExpUnicodeEscapeSequence=function(e,t){void 0===t&&(t=!1);var s,r=e.pos,n=t||e.switchU;if(e.eat(117)){if(this.regexp_eatFixedHexDigits(e,4)){var i=e.lastIntValue;if(n&&i>=55296&&i<=56319){var a=e.pos;if(e.eat(92)&&e.eat(117)&&this.regexp_eatFixedHexDigits(e,4)){var o=e.lastIntValue;if(o>=56320&&o<=57343)return e.lastIntValue=1024*(i-55296)+(o-56320)+65536,!0}e.pos=a,e.lastIntValue=i}return!0}if(n&&e.eat(123)&&this.regexp_eatHexDigits(e)&&e.eat(125)&&(s=e.lastIntValue)>=0&&s<=1114111)return!0;n&&e.raise("Invalid unicode escape"),e.pos=r}return!1},Fe.regexp_eatIdentityEscape=function(e){if(e.switchU)return!!this.regexp_eatSyntaxCharacter(e)||!!e.eat(47)&&(e.lastIntValue=47,!0);var t=e.current();return!(99===t||e.switchN&&107===t||(e.lastIntValue=t,e.advance(),0))},Fe.regexp_eatDecimalEscape=function(e){e.lastIntValue=0;var t=e.current();if(t>=49&&t<=57){do{e.lastIntValue=10*e.lastIntValue+(t-48),e.advance()}while((t=e.current())>=48&&t<=57);return!0}return!1},Fe.regexp_eatCharacterClassEscape=function(e){var t=e.current();if(function(e){return 100===e||68===e||115===e||83===e||119===e||87===e}(t))return e.lastIntValue=-1,e.advance(),1;var s=!1;if(e.switchU&&this.options.ecmaVersion>=9&&((s=80===t)||112===t)){var r;if(e.lastIntValue=-1,e.advance(),e.eat(123)&&(r=this.regexp_eatUnicodePropertyValueExpression(e))&&e.eat(125))return s&&2===r&&e.raise("Invalid property name"),r;e.raise("Invalid property name")}return 0},Fe.regexp_eatUnicodePropertyValueExpression=function(e){var t=e.pos;if(this.regexp_eatUnicodePropertyName(e)&&e.eat(61)){var s=e.lastStringValue;if(this.regexp_eatUnicodePropertyValue(e)){var r=e.lastStringValue;return this.regexp_validateUnicodePropertyNameAndValue(e,s,r),1}}if(e.pos=t,this.regexp_eatLoneUnicodePropertyNameOrValue(e)){var n=e.lastStringValue;return this.regexp_validateUnicodePropertyNameOrValue(e,n)}return 0},Fe.regexp_validateUnicodePropertyNameAndValue=function(e,t,s){C(e.unicodeProperties.nonBinary,t)||e.raise("Invalid property name"),e.unicodeProperties.nonBinary[t].test(s)||e.raise("Invalid property value")},Fe.regexp_validateUnicodePropertyNameOrValue=function(e,t){return e.unicodeProperties.binary.test(t)?1:e.switchV&&e.unicodeProperties.binaryOfStrings.test(t)?2:void e.raise("Invalid property name")},Fe.regexp_eatUnicodePropertyName=function(e){var t=0;for(e.lastStringValue="";Oe(t=e.current());)e.lastStringValue+=$(t),e.advance();return""!==e.lastStringValue},Fe.regexp_eatUnicodePropertyValue=function(e){var t=0;for(e.lastStringValue="";Ve(t=e.current());)e.lastStringValue+=$(t),e.advance();return""!==e.lastStringValue},Fe.regexp_eatLoneUnicodePropertyNameOrValue=function(e){return this.regexp_eatUnicodePropertyValue(e)},Fe.regexp_eatCharacterClass=function(e){if(e.eat(91)){var t=e.eat(94),s=this.regexp_classContents(e);return e.eat(93)||e.raise("Unterminated character class"),t&&2===s&&e.raise("Negated character class may contain strings"),!0}return!1},Fe.regexp_classContents=function(e){return 93===e.current()?1:e.switchV?this.regexp_classSetExpression(e):(this.regexp_nonEmptyClassRanges(e),1)},Fe.regexp_nonEmptyClassRanges=function(e){for(;this.regexp_eatClassAtom(e);){var t=e.lastIntValue;if(e.eat(45)&&this.regexp_eatClassAtom(e)){var s=e.lastIntValue;!e.switchU||-1!==t&&-1!==s||e.raise("Invalid character class"),-1!==t&&-1!==s&&t>s&&e.raise("Range out of order in character class")}}},Fe.regexp_eatClassAtom=function(e){var t=e.pos;if(e.eat(92)){if(this.regexp_eatClassEscape(e))return!0;if(e.switchU){var s=e.current();(99===s||Ue(s))&&e.raise("Invalid class escape"),e.raise("Invalid escape")}e.pos=t}var r=e.current();return 93!==r&&(e.lastIntValue=r,e.advance(),!0)},Fe.regexp_eatClassEscape=function(e){var t=e.pos;if(e.eat(98))return e.lastIntValue=8,!0;if(e.switchU&&e.eat(45))return e.lastIntValue=45,!0;if(!e.switchU&&e.eat(99)){if(this.regexp_eatClassControlLetter(e))return!0;e.pos=t}return this.regexp_eatCharacterClassEscape(e)||this.regexp_eatCharacterEscape(e)},Fe.regexp_classSetExpression=function(e){var t,s=1;if(this.regexp_eatClassSetRange(e));else if(t=this.regexp_eatClassSetOperand(e)){2===t&&(s=2);for(var r=e.pos;e.eatChars([38,38]);)38!==e.current()&&(t=this.regexp_eatClassSetOperand(e))?2!==t&&(s=1):e.raise("Invalid character in character class");if(r!==e.pos)return s;for(;e.eatChars([45,45]);)this.regexp_eatClassSetOperand(e)||e.raise("Invalid character in character class");if(r!==e.pos)return s}else e.raise("Invalid character in character class");for(;;)if(!this.regexp_eatClassSetRange(e)){if(!(t=this.regexp_eatClassSetOperand(e)))return s;2===t&&(s=2)}},Fe.regexp_eatClassSetRange=function(e){var t=e.pos;if(this.regexp_eatClassSetCharacter(e)){var s=e.lastIntValue;if(e.eat(45)&&this.regexp_eatClassSetCharacter(e)){var r=e.lastIntValue;return-1!==s&&-1!==r&&s>r&&e.raise("Range out of order in character class"),!0}e.pos=t}return!1},Fe.regexp_eatClassSetOperand=function(e){return this.regexp_eatClassSetCharacter(e)?1:this.regexp_eatClassStringDisjunction(e)||this.regexp_eatNestedClass(e)},Fe.regexp_eatNestedClass=function(e){var t=e.pos;if(e.eat(91)){var s=e.eat(94),r=this.regexp_classContents(e);if(e.eat(93))return s&&2===r&&e.raise("Negated character class may contain strings"),r;e.pos=t}if(e.eat(92)){var n=this.regexp_eatCharacterClassEscape(e);if(n)return n;e.pos=t}return null},Fe.regexp_eatClassStringDisjunction=function(e){var t=e.pos;if(e.eatChars([92,113])){if(e.eat(123)){var s=this.regexp_classStringDisjunctionContents(e);if(e.eat(125))return s}else e.raise("Invalid escape");e.pos=t}return null},Fe.regexp_classStringDisjunctionContents=function(e){for(var t=this.regexp_classString(e);e.eat(124);)2===this.regexp_classString(e)&&(t=2);return t},Fe.regexp_classString=function(e){for(var t=0;this.regexp_eatClassSetCharacter(e);)t++;return 1===t?1:2},Fe.regexp_eatClassSetCharacter=function(e){var t=e.pos;if(e.eat(92))return!(!this.regexp_eatCharacterEscape(e)&&!this.regexp_eatClassSetReservedPunctuator(e)&&(e.eat(98)?(e.lastIntValue=8,0):(e.pos=t,1)));var s=e.current();return!(s<0||s===e.lookahead()&&function(e){return 33===e||e>=35&&e<=38||e>=42&&e<=44||46===e||e>=58&&e<=64||94===e||96===e||126===e}(s)||function(e){return 40===e||41===e||45===e||47===e||e>=91&&e<=93||e>=123&&e<=125}(s)||(e.advance(),e.lastIntValue=s,0))},Fe.regexp_eatClassSetReservedPunctuator=function(e){var t=e.current();return!!function(e){return 33===e||35===e||37===e||38===e||44===e||45===e||e>=58&&e<=62||64===e||96===e||126===e}(t)&&(e.lastIntValue=t,e.advance(),!0)},Fe.regexp_eatClassControlLetter=function(e){var t=e.current();return!(!Pe(t)&&95!==t||(e.lastIntValue=t%32,e.advance(),0))},Fe.regexp_eatHexEscapeSequence=function(e){var t=e.pos;if(e.eat(120)){if(this.regexp_eatFixedHexDigits(e,2))return!0;e.switchU&&e.raise("Invalid escape"),e.pos=t}return!1},Fe.regexp_eatDecimalDigits=function(e){var t=e.pos,s=0;for(e.lastIntValue=0;Pe(s=e.current());)e.lastIntValue=10*e.lastIntValue+(s-48),e.advance();return e.pos!==t},Fe.regexp_eatHexDigits=function(e){var t=e.pos,s=0;for(e.lastIntValue=0;Be(s=e.current());)e.lastIntValue=16*e.lastIntValue+ze(s),e.advance();return e.pos!==t},Fe.regexp_eatLegacyOctalEscapeSequence=function(e){if(this.regexp_eatOctalDigit(e)){var t=e.lastIntValue;if(this.regexp_eatOctalDigit(e)){var s=e.lastIntValue;t<=3&&this.regexp_eatOctalDigit(e)?e.lastIntValue=64*t+8*s+e.lastIntValue:e.lastIntValue=8*t+s}else e.lastIntValue=t;return!0}return!1},Fe.regexp_eatOctalDigit=function(e){var t=e.current();return Ue(t)?(e.lastIntValue=t-48,e.advance(),!0):(e.lastIntValue=0,!1)},Fe.regexp_eatFixedHexDigits=function(e,t){var s=e.pos;e.lastIntValue=0;for(var r=0;r<t;++r){var n=e.current();if(!Be(n))return e.pos=s,!1;e.lastIntValue=16*e.lastIntValue+ze(n),e.advance()}return!0};var Ke=function(e){this.type=e.type,this.value=e.value,this.start=e.start,this.end=e.end,e.options.locations&&(this.loc=new M(e,e.startLoc,e.endLoc)),e.options.ranges&&(this.range=[e.start,e.end])},We=U.prototype;function je(e){return"function"!=typeof BigInt?null:BigInt(e.replace(/_/g,""))}We.next=function(e){!e&&this.type.keyword&&this.containsEsc&&this.raiseRecoverable(this.start,"Escape sequence in keyword "+this.type.keyword),this.options.onToken&&this.options.onToken(new Ke(this)),this.lastTokEnd=this.end,this.lastTokStart=this.start,this.lastTokEndLoc=this.endLoc,this.lastTokStartLoc=this.startLoc,this.nextToken()},We.getToken=function(){return this.next(),new Ke(this)},"undefined"!=typeof Symbol&&(We[Symbol.iterator]=function(){var e=this;return{next:function(){var t=e.getToken();return{done:t.type===b.eof,value:t}}}}),We.nextToken=function(){var e=this.curContext();return e&&e.preserveSpace||this.skipSpace(),this.start=this.pos,this.options.locations&&(this.startLoc=this.curPosition()),this.pos>=this.input.length?this.finishToken(b.eof):e.override?e.override(this):void this.readToken(this.fullCharCodeAtPos())},We.readToken=function(e){return c(e,this.options.ecmaVersion>=6)||92===e?this.readWord():this.getTokenFromCode(e)},We.fullCharCodeAtPos=function(){var e=this.input.charCodeAt(this.pos);if(e<=55295||e>=56320)return e;var t=this.input.charCodeAt(this.pos+1);return t<=56319||t>=57344?e:(e<<10)+t-56613888},We.skipBlockComment=function(){var e=this.options.onComment&&this.curPosition(),t=this.pos,s=this.input.indexOf("*/",this.pos+=2);if(-1===s&&this.raise(this.pos-2,"Unterminated comment"),this.pos=s+2,this.options.locations)for(var r=void 0,n=t;(r=A(this.input,n,this.pos))>-1;)++this.curLine,n=this.lineStart=r;this.options.onComment&&this.options.onComment(!0,this.input.slice(t+2,s),t,this.pos,e,this.curPosition())},We.skipLineComment=function(e){for(var t=this.pos,s=this.options.onComment&&this.curPosition(),r=this.input.charCodeAt(this.pos+=e);this.pos<this.input.length&&!T(r);)r=this.input.charCodeAt(++this.pos);this.options.onComment&&this.options.onComment(!1,this.input.slice(t+e,this.pos),t,this.pos,s,this.curPosition())},We.skipSpace=function(){e:for(;this.pos<this.input.length;){var e=this.input.charCodeAt(this.pos);switch(e){case 32:case 160:++this.pos;break;case 13:10===this.input.charCodeAt(this.pos+1)&&++this.pos;case 10:case 8232:case 8233:++this.pos,this.options.locations&&(++this.curLine,this.lineStart=this.pos);break;case 47:switch(this.input.charCodeAt(this.pos+1)){case 42:this.skipBlockComment();break;case 47:this.skipLineComment(2);break;default:break e}break;default:if(!(e>8&&e<14||e>=5760&&w.test(String.fromCharCode(e))))break e;++this.pos}}},We.finishToken=function(e,t){this.end=this.pos,this.options.locations&&(this.endLoc=this.curPosition());var s=this.type;this.type=e,this.value=t,this.updateContext(s)},We.readToken_dot=function(){var e=this.input.charCodeAt(this.pos+1);if(e>=48&&e<=57)return this.readNumber(!0);var t=this.input.charCodeAt(this.pos+2);return this.options.ecmaVersion>=6&&46===e&&46===t?(this.pos+=3,this.finishToken(b.ellipsis)):(++this.pos,this.finishToken(b.dot))},We.readToken_slash=function(){var e=this.input.charCodeAt(this.pos+1);return this.exprAllowed?(++this.pos,this.readRegexp()):61===e?this.finishOp(b.assign,2):this.finishOp(b.slash,1)},We.readToken_mult_modulo_exp=function(e){var t=this.input.charCodeAt(this.pos+1),s=1,r=42===e?b.star:b.modulo;return this.options.ecmaVersion>=7&&42===e&&42===t&&(++s,r=b.starstar,t=this.input.charCodeAt(this.pos+2)),61===t?this.finishOp(b.assign,s+1):this.finishOp(r,s)},We.readToken_pipe_amp=function(e){var t=this.input.charCodeAt(this.pos+1);return t===e?this.options.ecmaVersion>=12&&61===this.input.charCodeAt(this.pos+2)?this.finishOp(b.assign,3):this.finishOp(124===e?b.logicalOR:b.logicalAND,2):61===t?this.finishOp(b.assign,2):this.finishOp(124===e?b.bitwiseOR:b.bitwiseAND,1)},We.readToken_caret=function(){return 61===this.input.charCodeAt(this.pos+1)?this.finishOp(b.assign,2):this.finishOp(b.bitwiseXOR,1)},We.readToken_plus_min=function(e){var t=this.input.charCodeAt(this.pos+1);return t===e?45!==t||this.inModule||62!==this.input.charCodeAt(this.pos+2)||0!==this.lastTokEnd&&!v.test(this.input.slice(this.lastTokEnd,this.pos))?this.finishOp(b.incDec,2):(this.skipLineComment(3),this.skipSpace(),this.nextToken()):61===t?this.finishOp(b.assign,2):this.finishOp(b.plusMin,1)},We.readToken_lt_gt=function(e){var t=this.input.charCodeAt(this.pos+1),s=1;return t===e?(s=62===e&&62===this.input.charCodeAt(this.pos+2)?3:2,61===this.input.charCodeAt(this.pos+s)?this.finishOp(b.assign,s+1):this.finishOp(b.bitShift,s)):33!==t||60!==e||this.inModule||45!==this.input.charCodeAt(this.pos+2)||45!==this.input.charCodeAt(this.pos+3)?(61===t&&(s=2),this.finishOp(b.relational,s)):(this.skipLineComment(4),this.skipSpace(),this.nextToken())},We.readToken_eq_excl=function(e){var t=this.input.charCodeAt(this.pos+1);return 61===t?this.finishOp(b.equality,61===this.input.charCodeAt(this.pos+2)?3:2):61===e&&62===t&&this.options.ecmaVersion>=6?(this.pos+=2,this.finishToken(b.arrow)):this.finishOp(61===e?b.eq:b.prefix,1)},We.readToken_question=function(){var e=this.options.ecmaVersion;if(e>=11){var t=this.input.charCodeAt(this.pos+1);if(46===t){var s=this.input.charCodeAt(this.pos+2);if(s<48||s>57)return this.finishOp(b.questionDot,2)}if(63===t)return e>=12&&61===this.input.charCodeAt(this.pos+2)?this.finishOp(b.assign,3):this.finishOp(b.coalesce,2)}return this.finishOp(b.question,1)},We.readToken_numberSign=function(){var e=35;if(this.options.ecmaVersion>=13&&(++this.pos,c(e=this.fullCharCodeAtPos(),!0)||92===e))return this.finishToken(b.privateId,this.readWord1());this.raise(this.pos,"Unexpected character '"+$(e)+"'")},We.getTokenFromCode=function(e){switch(e){case 46:return this.readToken_dot();case 40:return++this.pos,this.finishToken(b.parenL);case 41:return++this.pos,this.finishToken(b.parenR);case 59:return++this.pos,this.finishToken(b.semi);case 44:return++this.pos,this.finishToken(b.comma);case 91:return++this.pos,this.finishToken(b.bracketL);case 93:return++this.pos,this.finishToken(b.bracketR);case 123:return++this.pos,this.finishToken(b.braceL);case 125:return++this.pos,this.finishToken(b.braceR);case 58:return++this.pos,this.finishToken(b.colon);case 96:if(this.options.ecmaVersion<6)break;return++this.pos,this.finishToken(b.backQuote);case 48:var t=this.input.charCodeAt(this.pos+1);if(120===t||88===t)return this.readRadixNumber(16);if(this.options.ecmaVersion>=6){if(111===t||79===t)return this.readRadixNumber(8);if(98===t||66===t)return this.readRadixNumber(2)}case 49:case 50:case 51:case 52:case 53:case 54:case 55:case 56:case 57:return this.readNumber(!1);case 34:case 39:return this.readString(e);case 47:return this.readToken_slash();case 37:case 42:return this.readToken_mult_modulo_exp(e);case 124:case 38:return this.readToken_pipe_amp(e);case 94:return this.readToken_caret();case 43:case 45:return this.readToken_plus_min(e);case 60:case 62:return this.readToken_lt_gt(e);case 61:case 33:return this.readToken_eq_excl(e);case 63:return this.readToken_question();case 126:return this.finishOp(b.prefix,1);case 35:return this.readToken_numberSign()}this.raise(this.pos,"Unexpected character '"+$(e)+"'")},We.finishOp=function(e,t){var s=this.input.slice(this.pos,this.pos+t);return this.pos+=t,this.finishToken(e,s)},We.readRegexp=function(){for(var e,t,s=this.pos;;){this.pos>=this.input.length&&this.raise(s,"Unterminated regular expression");var r=this.input.charAt(this.pos);if(v.test(r)&&this.raise(s,"Unterminated regular expression"),e)e=!1;else{if("["===r)t=!0;else if("]"===r&&t)t=!1;else if("/"===r&&!t)break;e="\\"===r}++this.pos}var n=this.input.slice(s,this.pos);++this.pos;var i=this.pos,a=this.readWord1();this.containsEsc&&this.unexpected(i);var o=this.regexpState||(this.regexpState=new Re(this));o.reset(s,n,a),this.validateRegExpFlags(o),this.validateRegExpPattern(o);var u=null;try{u=new RegExp(n,a)}catch(e){}return this.finishToken(b.regexp,{pattern:n,flags:a,value:u})},We.readInt=function(e,t,s){for(var r=this.options.ecmaVersion>=12&&void 0===t,n=s&&48===this.input.charCodeAt(this.pos),i=this.pos,a=0,o=0,u=0,l=null==t?1/0:t;u<l;++u,++this.pos){var h=this.input.charCodeAt(this.pos),c=void 0;if(r&&95===h)n&&this.raiseRecoverable(this.pos,"Numeric separator is not allowed in legacy octal numeric literals"),95===o&&this.raiseRecoverable(this.pos,"Numeric separator must be exactly one underscore"),0===u&&this.raiseRecoverable(this.pos,"Numeric separator is not allowed at the first of digits"),o=h;else{if((c=h>=97?h-97+10:h>=65?h-65+10:h>=48&&h<=57?h-48:1/0)>=e)break;o=h,a=a*e+c}}return r&&95===o&&this.raiseRecoverable(this.pos-1,"Numeric separator is not allowed at the last of digits"),this.pos===i||null!=t&&this.pos-i!==t?null:a},We.readRadixNumber=function(e){var t=this.pos;this.pos+=2;var s=this.readInt(e);return null==s&&this.raise(this.start+2,"Expected number in radix "+e),this.options.ecmaVersion>=11&&110===this.input.charCodeAt(this.pos)?(s=je(this.input.slice(t,this.pos)),++this.pos):c(this.fullCharCodeAtPos())&&this.raise(this.pos,"Identifier directly after number"),this.finishToken(b.num,s)},We.readNumber=function(e){var t=this.pos;e||null!==this.readInt(10,void 0,!0)||this.raise(t,"Invalid number");var s=this.pos-t>=2&&48===this.input.charCodeAt(t);s&&this.strict&&this.raise(t,"Invalid number");var r=this.input.charCodeAt(this.pos);if(!s&&!e&&this.options.ecmaVersion>=11&&110===r){var n=je(this.input.slice(t,this.pos));return++this.pos,c(this.fullCharCodeAtPos())&&this.raise(this.pos,"Identifier directly after number"),this.finishToken(b.num,n)}s&&/[89]/.test(this.input.slice(t,this.pos))&&(s=!1),46!==r||s||(++this.pos,this.readInt(10),r=this.input.charCodeAt(this.pos)),69!==r&&101!==r||s||(43!==(r=this.input.charCodeAt(++this.pos))&&45!==r||++this.pos,null===this.readInt(10)&&this.raise(t,"Invalid number")),c(this.fullCharCodeAtPos())&&this.raise(this.pos,"Identifier directly after number");var i,a=(i=this.input.slice(t,this.pos),s?parseInt(i,8):parseFloat(i.replace(/_/g,"")));return this.finishToken(b.num,a)},We.readCodePoint=function(){var e;if(123===this.input.charCodeAt(this.pos)){this.options.ecmaVersion<6&&this.unexpected();var t=++this.pos;e=this.readHexChar(this.input.indexOf("}",this.pos)-this.pos),++this.pos,e>1114111&&this.invalidStringToken(t,"Code point out of bounds")}else e=this.readHexChar(4);return e},We.readString=function(e){for(var t="",s=++this.pos;;){this.pos>=this.input.length&&this.raise(this.start,"Unterminated string constant");var r=this.input.charCodeAt(this.pos);if(r===e)break;92===r?(t+=this.input.slice(s,this.pos),t+=this.readEscapedChar(!1),s=this.pos):8232===r||8233===r?(this.options.ecmaVersion<10&&this.raise(this.start,"Unterminated string constant"),++this.pos,this.options.locations&&(this.curLine++,this.lineStart=this.pos)):(T(r)&&this.raise(this.start,"Unterminated string constant"),++this.pos)}return t+=this.input.slice(s,this.pos++),this.finishToken(b.string,t)};var qe={};We.tryReadTemplateToken=function(){this.inTemplateElement=!0;try{this.readTmplToken()}catch(e){if(e!==qe)throw e;this.readInvalidTemplateToken()}this.inTemplateElement=!1},We.invalidStringToken=function(e,t){if(this.inTemplateElement&&this.options.ecmaVersion>=9)throw qe;this.raise(e,t)},We.readTmplToken=function(){for(var e="",t=this.pos;;){this.pos>=this.input.length&&this.raise(this.start,"Unterminated template");var s=this.input.charCodeAt(this.pos);if(96===s||36===s&&123===this.input.charCodeAt(this.pos+1))return this.pos!==this.start||this.type!==b.template&&this.type!==b.invalidTemplate?(e+=this.input.slice(t,this.pos),this.finishToken(b.template,e)):36===s?(this.pos+=2,this.finishToken(b.dollarBraceL)):(++this.pos,this.finishToken(b.backQuote));if(92===s)e+=this.input.slice(t,this.pos),e+=this.readEscapedChar(!0),t=this.pos;else if(T(s)){switch(e+=this.input.slice(t,this.pos),++this.pos,s){case 13:10===this.input.charCodeAt(this.pos)&&++this.pos;case 10:e+="\n";break;default:e+=String.fromCharCode(s)}this.options.locations&&(++this.curLine,this.lineStart=this.pos),t=this.pos}else++this.pos}},We.readInvalidTemplateToken=function(){for(;this.pos<this.input.length;this.pos++)switch(this.input[this.pos]){case"\\":++this.pos;break;case"$":if("{"!==this.input[this.pos+1])break;case"`":return this.finishToken(b.invalidTemplate,this.input.slice(this.start,this.pos));case"\r":"\n"===this.input[this.pos+1]&&++this.pos;case"\n":case"\u2028":case"\u2029":++this.curLine,this.lineStart=this.pos+1}this.raise(this.start,"Unterminated template")},We.readEscapedChar=function(e){var t=this.input.charCodeAt(++this.pos);switch(++this.pos,t){case 110:return"\n";case 114:return"\r";case 120:return String.fromCharCode(this.readHexChar(2));case 117:return $(this.readCodePoint());case 116:return"\t";case 98:return"\b";case 118:return"\v";case 102:return"\f";case 13:10===this.input.charCodeAt(this.pos)&&++this.pos;case 10:return this.options.locations&&(this.lineStart=this.pos,++this.curLine),"";case 56:case 57:if(this.strict&&this.invalidStringToken(this.pos-1,"Invalid escape sequence"),e){var s=this.pos-1;this.invalidStringToken(s,"Invalid escape sequence in template string")}default:if(t>=48&&t<=55){var r=this.input.substr(this.pos-1,3).match(/^[0-7]+/)[0],n=parseInt(r,8);return 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a.rKernel=s,a.gKernel=r,a.bKernel=n,a.aKernel=i,a.gpu=e,a},splitRGBAToCanvases:(e,t,s,r)=>{const n=e.createKernel(function(e){const t=e[this.thread.y][this.thread.x];this.color(t.r/255,0,0,255)},{output:[s,r],graphical:!0,argumentTypes:{v:"Array2D(4)"}});n(t);const i=e.createKernel(function(e){const t=e[this.thread.y][this.thread.x];this.color(0,t.g/255,0,255)},{output:[s,r],graphical:!0,argumentTypes:{v:"Array2D(4)"}});i(t);const a=e.createKernel(function(e){const t=e[this.thread.y][this.thread.x];this.color(0,0,t.b/255,255)},{output:[s,r],graphical:!0,argumentTypes:{v:"Array2D(4)"}});a(t);const o=e.createKernel(function(e){const t=e[this.thread.y][this.thread.x];this.color(255,255,255,t.a/255)},{output:[s,r],graphical:!0,argumentTypes:{v:"Array2D(4)"}});return o(t),[n.canvas,i.canvas,a.canvas,o.canvas]},getMinifySafeName:e=>{try{const{init:t}=i.parse(`const value = ${e.toString()}`,{ecmaVersion:2020}).body[0].declarations[0];return t.body.name||t.body.body[0].argument.name}catch(e){throw new Error("Unrecognized function type.  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e?s.getArgumentNamesFromString(e):null,this.argumentTypes=null,this.declaredArgumentTypes=null,this.argumentSizes=null,this.argumentBitRatios=null,this.kernelArguments=null,this.kernelConstants=null,this.forceUploadKernelConstants=null,this.source=e,this.output=null,this.debug=!1,this.graphical=!1,this.loopMaxIterations=0,this.constants=null,this.constantTypes=null,this.constantBitRatios=null,this.dynamicArguments=!1,this.dynamicOutput=!1,this.canvas=null,this.context=null,this.checkContext=null,this.gpu=null,this.functions=null,this.nativeFunctions=null,this.injectedNative=null,this.subKernels=null,this.validate=!0,this.immutable=!1,this.pipeline=!1,this.asyncMode=!1,this.precision=null,this.tactic=null,this.plugins=null,this.returnType=null,this.leadingReturnStatement=null,this.followingReturnStatement=null,this.optimizeFloatMemory=null,this.strictIntegers=!1,this.fixIntegerDivisionAccuracy=null,this.randomSeed=null,this.built=!1,this.signature=null,this.switchingKernels=null}mergeSettings(e){for(let t in e)if(e.hasOwnProperty(t)&&this.hasOwnProperty(t)){switch(t){case"argumentTypes":this.argumentTypes=e[t],e[t]&&(this.declaredArgumentTypes=Array.isArray(e[t])?e[t].slice():e[t]);continue;case"output":if(!Array.isArray(e.output)){this.setOutput(e.output);continue}break;case"functions":this.functions=[];for(let t=0;t<e.functions.length;t++)this.addFunction(e.functions[t]);continue;case"graphical":e[t]&&!e.hasOwnProperty("precision")&&(this.precision="unsigned"),this[t]=e[t];continue;case"nativeFunctions":if(!e.nativeFunctions)continue;this.nativeFunctions=[];for(let t=0;t<e.nativeFunctions.length;t++){const s=e.nativeFunctions[t],{name:r,source:n}=s;this.addNativeFunction(r,n,s)}continue}this[t]=e[t]}this.canvas||(this.canvas=this.initCanvas()),this.context||(this.context=this.initContext()),this.plugins||(this.plugins=this.initPlugins(e))}build(){throw new Error(`"build" not defined on ${this.constructor.name}`)}run(){throw new Error(`"run" not defined on ${this.constructor.name}`)}initCanvas(){throw new Error(`"initCanvas" not defined on ${this.constructor.name}`)}initContext(){throw new Error(`"initContext" not defined on ${this.constructor.name}`)}initPlugins(e){throw new Error(`"initPlugins" not defined on ${this.constructor.name}`)}addFunction(e,t={}){if(e.name&&e.source&&e.argumentTypes&&"returnType"in e)this.functions.push(e);else if("string"==typeof e||"function"==typeof e)this.functions.push(this.functionToIGPUFunction(e,t));else{if(!("settings"in e)||!("source"in e))throw new Error("function not properly defined");this.functions.push(this.functionToIGPUFunction(e.source,e.settings))}return this}addNativeFunction(e,t,s={}){const{argumentTypes:r,argumentNames:n}=s.argumentTypes?function(e){const t=Object.keys(e),s=[];for(let r=0;r<t.length;r++){const n=t[r];s.push(e[n])}return{argumentTypes:s,argumentNames:t}}(s.argumentTypes):this.constructor.nativeFunctionArguments(t)||{};return this.nativeFunctions.push({name:e,source:t,settings:s,argumentTypes:r,argumentNames:n,returnType:s.returnType||this.constructor.nativeFunctionReturnType(t)}),this}setupArguments(e){if(this.kernelArguments=[],this.argumentTypes)for(let e=0;e<this.argumentTypes.length;e++)this.kernelArguments.push({type:this.argumentTypes[e]});else if(!this.argumentTypes){this.argumentTypes=[];for(let t=0;t<e.length;t++){const r=s.getVariableType(e[t],this.strictIntegers),n="Integer"===r?"Number":r;this.argumentTypes.push(n),this.kernelArguments.push({type:n})}}this.argumentSizes=new Array(e.length),this.argumentBitRatios=new Int32Array(e.length);for(let t=0;t<e.length;t++){const s=e[t];this.argumentSizes[t]=s.constructor===n?s.size:null,this.argumentBitRatios[t]=this.getBitRatio(s)}if(this.argumentNames.length!==e.length)throw new Error("arguments are miss-aligned")}setupConstants(){this.kernelConstants=[];let e=null===this.constantTypes;if(e&&(this.constantTypes={}),this.constantBitRatios={},this.constants)for(let t in this.constants){if(e){const e=s.getVariableType(this.constants[t],this.strictIntegers);this.constantTypes[t]=e,this.kernelConstants.push({name:t,type:e})}else this.kernelConstants.push({name:t,type:this.constantTypes[t]});this.constantBitRatios[t]=this.getBitRatio(this.constants[t])}}setOptimizeFloatMemory(e){return this.optimizeFloatMemory=e,this}toKernelOutput(e){return e.hasOwnProperty("x")?e.hasOwnProperty("y")?e.hasOwnProperty("z")?[e.x,e.y,e.z]:[e.x,e.y]:[e.x]:e}setOutput(e){return this.output=this.toKernelOutput(e),this}setDebug(e){return this.debug=e,this}setGraphical(e){return this.graphical=e,this.precision="unsigned",this}setLoopMaxIterations(e){return this.loopMaxIterations=e,this}setConstants(e){return this.constants=e,this}setConstantTypes(e){return this.constantTypes=e,this}setFunctions(e){for(let t=0;t<e.length;t++)this.addFunction(e[t]);return this}setNativeFunctions(e){for(let t=0;t<e.length;t++){const s=e[t],{name:r,source:n}=s;this.addNativeFunction(r,n,s)}return this}setInjectedNative(e){return this.injectedNative=e,this}setPipeline(e){return this.pipeline=e,this}setAsyncMode(e){return this.asyncMode=e,this}setPrecision(e){return this.precision=e,this}setDimensions(e){return s.warnDeprecated("method","setDimensions","setOutput"),this.output=e,this}setOutputToTexture(e){return s.warnDeprecated("method","setOutputToTexture","setPipeline"),this.pipeline=e,this}setImmutable(e){return this.immutable=e,this}setCanvas(e){return this.canvas=e,this}setStrictIntegers(e){return this.strictIntegers=e,this}setDynamicOutput(e){return this.dynamicOutput=e,this}setRandomSeed(e){return this.randomSeed=e,this._mathRandomGenerator=null,this}setHardcodeConstants(e){return s.warnDeprecated("method","setHardcodeConstants"),this.setDynamicOutput(e),this.setDynamicArguments(e),this}setDynamicArguments(e){return this.dynamicArguments=e,this}setUseLegacyEncoder(e){return this.useLegacyEncoder=e,this}setWarnVarUsage(e){return s.warnDeprecated("method","setWarnVarUsage"),this}getCanvas(){return s.warnDeprecated("method","getCanvas"),this.canvas}getWebGl(){return s.warnDeprecated("method","getWebGl"),this.context}setContext(e){return this.context=e,this}setArgumentTypes(e){if(this.declaredArgumentTypes=Array.isArray(e)?e.slice():e,Array.isArray(e))this.argumentTypes=e;else{this.argumentTypes=[];for(const t in e){if(!e.hasOwnProperty(t))continue;const s=this.argumentNames.indexOf(t);if(-1===s)throw new Error(`unable to find argument ${t}`);this.argumentTypes[s]=e[t]}}return this}setTactic(e){return this.tactic=e,this}requestFallback(e,t){if(!this.onRequestFallback)throw new Error(`"onRequestFallback" not defined on ${this.constructor.name}`);return this.fallbackRequested=!0,this.fallbackReason=t||null,this.onRequestFallback(e)}validateSettings(){throw new Error(`"validateSettings" not defined on ${this.constructor.name}`)}addSubKernel(e){if(null===this.subKernels&&(this.subKernels=[]),!e.source)throw new Error('subKernel missing "source" property');if(!e.property&&isNaN(e.property))throw new Error('subKernel missing "property" property');if(!e.name)throw new Error('subKernel missing "name" property');return this.subKernels.push(e),this}destroy(e){throw new Error(`"destroy" called on ${this.constructor.name}`)}getBitRatio(e){if("single"===this.precision)return 4;if(Array.isArray(e[0]))return this.getBitRatio(e[0]);if(e.constructor===n)return this.getBitRatio(e.value);switch(e.constructor){case Uint8ClampedArray:case Uint8Array:case Int8Array:return 1;case Uint16Array:case Int16Array:return 2;case Float32Array:case Int32Array:default:return 4}}getPixels(e){throw new Error(`"getPixels" called on ${this.constructor.name}`)}checkOutput(){if(!this.output||!s.isArray(this.output))throw new Error("kernel.output not an array");if(this.output.length<1)throw new Error("kernel.output is 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switch(a){case"Number":case"Integer":case"Float":case"ArrayTexture(1)":r[n]=s.getVariableType(i,e.strictIntegers);break;default:r[n]=s.typeFitsValue(a,i)?a:s.getVariableType(i,e.strictIntegers)}}return r}static getSignature(e,t){throw new Error(`"getSignature" not implemented on ${this.name}`)}functionToIGPUFunction(e,t={}){if("string"!=typeof e&&"function"!=typeof e)throw new Error("source not a string or function");const r="string"==typeof e?e:e.toString();let n=[];if(Array.isArray(t.argumentTypes))n=t.argumentTypes;else if("object"==typeof t.argumentTypes){const e=s.getArgumentNamesFromString(r);n=e.map(e=>t.argumentTypes[e])||[];const i=Object.keys(t.argumentTypes);if(i.length>0&&e.length>0&&n.every(e=>void 0===e))throw new Error(`argumentTypes keys [${i.join(", ")}] match none of the function's parameters [${e.join(", ")}] \u2014 a bundler may have renamed them. 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s(t,Object.assign({},G,{returnType:null,ast:e,name:e.id.name,argumentNames:r,lookupReturnType:C,lookupFunctionArgumentTypes:L,lookupFunctionArgumentName:D,lookupFunctionArgumentBitRatio:F,needsArgumentType:I,assignArgumentType:k,triggerImplyArgumentType:$,triggerImplyArgumentBitRatio:R,onFunctionCall:N}));n.traceFunctionAST(e),z.addFunctionNode(n)},G=Object.assign({isRootKernel:!1,onNestedFunction:M,lookupReturnType:C,lookupFunctionArgumentTypes:L,lookupFunctionArgumentName:D,lookupFunctionArgumentBitRatio:F,needsArgumentType:I,assignArgumentType:k,triggerImplyArgumentType:$,triggerImplyArgumentBitRatio:R,onFunctionCall:N,optimizeFloatMemory:m,precision:g,constants:l,constantTypes:E,constantBitRatios:h,debug:c,loopMaxIterations:p,output:f,plugins:y,dynamicArguments:A,dynamicOutput:w},r||{}),O=Object.assign({},G,{isRootKernel:!0,name:"kernel",argumentNames:a,argumentTypes:_,argumentSizes:o,argumentBitRatios:u,leadingReturnStatement:S,followingReturnStatement:T});if("object"==typeof x&&x.functionNodes)return(new e).fromJSON(x.functionNodes,s);const V=new s(x,O);let P=null;v&&(P=v.map(e=>new s(e.source,{name:e.name||void 0,returnType:e.returnType,argumentTypes:e.argumentTypes,output:f,plugins:y,constants:l,constantTypes:E,constantBitRatios:h,optimizeFloatMemory:m,precision:g,lookupReturnType:C,lookupFunctionArgumentTypes:L,lookupFunctionArgumentName:D,lookupFunctionArgumentBitRatio:F,needsArgumentType:I,assignArgumentType:k,triggerImplyArgumentType:$,triggerImplyArgumentBitRatio:R,onFunctionCall:N,onNestedFunction:M})));let B=null;b&&(B=b.map(e=>{const{name:t,source:r}=e;return new s(r,Object.assign({},G,{name:t,isSubKernel:!0,isRootKernel:!1}))}));const z=new e({kernel:t,rootNode:V,functionNodes:P,nativeFunctions:d,subKernelNodes:B});return z}constructor(e){if(e=e||{},this.kernel=e.kernel,this.rootNode=e.rootNode,this.functionNodes=e.functionNodes||[],this.subKernelNodes=e.subKernelNodes||[],this.nativeFunctions=e.nativeFunctions||[],this.functionMap={},this.nativeFunctionNames=[],this.lookupChain=[],this.functionNodeDependencies={},this.functionCalls={},this.rootNode&&(this.functionMap.kernel=this.rootNode),this.functionNodes)for(let e=0;e<this.functionNodes.length;e++)this.functionMap[this.functionNodes[e].name]=this.functionNodes[e];if(this.subKernelNodes)for(let e=0;e<this.subKernelNodes.length;e++)this.functionMap[this.subKernelNodes[e].name]=this.subKernelNodes[e];if(this.nativeFunctions)for(let e=0;e<this.nativeFunctions.length;e++){const t=this.nativeFunctions[e];this.nativeFunctionNames.push(t.name)}}addFunctionNode(e){if(!e.name)throw new Error("functionNode.name needs set");this.functionMap[e.name]=e,e.isRootKernel&&(this.rootNode=e)}traceFunctionCalls(e,t){if(e=e||"kernel",t=t||[],this.nativeFunctionNames.indexOf(e)>-1){const s=t.indexOf(e);if(-1===s)t.push(e);else{const e=t.splice(s,1)[0];t.push(e)}return t}const s=this.functionMap[e];if(s){const r=t.indexOf(e);if(-1===r){t.push(e),s.toString();for(let e=0;e<s.calledFunctions.length;++e)this.traceFunctionCalls(s.calledFunctions[e],t)}else{const e=t.splice(r,1)[0];t.push(e)}}return t}getPrototypeString(e){return this.getPrototypes(e).join("\n")}getPrototypes(e){return this.rootNode&&this.rootNode.toString(),e?this.getPrototypesFromFunctionNames(this.traceFunctionCalls(e,[]).reverse()):this.getPrototypesFromFunctionNames(Object.keys(this.functionMap))}getStringFromFunctionNames(e){const t=[];for(let s=0;s<e.length;++s)this.functionMap[e[s]]&&t.push(this.functionMap[e[s]].toString());return t.join("\n")}getPrototypesFromFunctionNames(e){const t=[];for(let s=0;s<e.length;++s){const r=e[s],n=this.nativeFunctionNames.indexOf(r);if(n>-1){t.push(this.nativeFunctions[n].source);continue}const i=this.functionMap[r];i&&t.push(i.toString())}return t}toJSON(){return this.traceFunctionCalls(this.rootNode.name).reverse().map(e=>{const t=this.nativeFunctions.indexOf(e);if(t>-1)return{name:e,source:this.nativeFunctions[t].source};if(this.functionMap[e])return this.functionMap[e].toJSON();throw new Error(`function ${e} not found`)})}fromJSON(e,t){this.functionMap={};for(let s=0;s<e.length;s++){const r=e[s];this.functionMap[r.settings.name]=new t(r.ast,r.settings)}return this}getString(e){return e?this.getStringFromFunctionNames(this.traceFunctionCalls(e).reverse()):this.getStringFromFunctionNames(Object.keys(this.functionMap))}lookupReturnType(e,t,s){if("CallExpression"!==t.type)throw new Error(`expected ast type of "CallExpression", but is ${t.type}`);if(this._isNativeFunction(e))return this._lookupNativeFunctionReturnType(e);if(this._isFunction(e)){const r=this._getFunction(e);if(r.returnType)return r.returnType;{for(let e=0;e<this.lookupChain.length;e++)if(this.lookupChain[e].ast===t){if(0===r.argumentTypes.length&&t.arguments.length>0){const n=t.arguments;for(let t=0;t<n.length;t++)this.lookupChain.push({name:s.name,ast:n[e],requestingNode:s}),r.argumentTypes[t]=s.getType(n[t]),this.lookupChain.pop();return r.returnType=r.getType(r.getJsAST())}throw new Error("circlical logic detected!")}this.lookupChain.push({name:s.name,ast:t,requestingNode:s});const e=r.getType(r.getJsAST());return this.lookupChain.pop(),r.returnType=e}}return null}_getFunction(e){return this._isFunction(e),this.functionMap[e]}_isFunction(e){return Boolean(this.functionMap[e])}_getNativeFunction(e){for(let t=0;t<this.nativeFunctions.length;t++)if(this.nativeFunctions[t].name===e)return this.nativeFunctions[t];return null}_isNativeFunction(e){return Boolean(this._getNativeFunction(e))}_lookupNativeFunctionReturnType(e){let t=this._getNativeFunction(e);if(t)return t.returnType;throw new Error(`Native function ${e} not found`)}lookupFunctionArgumentTypes(e){return this._isNativeFunction(e)?this._getNativeFunction(e).argumentTypes:this._isFunction(e)?this._getFunction(e).argumentTypes:null}lookupFunctionArgumentName(e,t){return this._getFunction(e).argumentNames[t]}lookupFunctionArgumentBitRatio(e,t){if(!this._isFunction(e))throw new Error("function not found");if(this.rootNode.name===e){const e=this.rootNode.argumentNames.indexOf(t);if(-1!==e)return this.rootNode.argumentBitRatios[e]}const s=this._getFunction(e),r=s.argumentNames.indexOf(t);if(-1===r)throw new Error("argument not found");const n=s.argumentBitRatios[r];if("number"!=typeof n)throw new Error("argument bit ratio not found");return n}needsArgumentType(e,t){return!!this._isFunction(e)&&!this._getFunction(e).argumentTypes[t]}assignArgumentType(e,t,s,r){if(!this._isFunction(e))return;const n=this._getFunction(e);n.argumentTypes[t]||(n.argumentTypes[t]=s)}assignArgumentBitRatio(e,t,s,r){const n=this._getFunction(e);if(this._isNativeFunction(s))return null;const i=this._getFunction(s),a=n.argumentNames.indexOf(t);if(-1===a)throw new Error(`Argument ${t} not found in arguments from function ${e}`);const o=n.argumentBitRatios[a];if("number"!=typeof o)throw new Error(`Bit ratio for argument ${t} not found in function ${e}`);i.argumentBitRatios||(i.argumentBitRatios=new Array(i.argumentNames.length));const u=i.argumentBitRatios[r];if("number"==typeof u){if(u!==o)throw new Error(`Incompatible bit ratio found at function ${e} at argument ${t}`);return u}return i.argumentBitRatios[r]=o,o}trackFunctionCall(e,t,s){this.functionNodeDependencies[e]||(this.functionNodeDependencies[e]=new Set,this.functionCalls[e]=[]),this.functionNodeDependencies[e].add(t),this.functionCalls[e].push(s)}getKernelResultType(){return this.rootNode.returnType||this.rootNode.getType(this.rootNode.ast)}getSubKernelResultType(e){const t=this.subKernelNodes[e];let s=!1;for(let e=0;e<this.rootNode.functionCalls.length;e++)this.rootNode.functionCalls[e].ast.callee.name===t.name&&(s=!0);if(!s)throw new Error(`SubKernel ${t.name} never called by kernel`);return t.returnType||t.getType(t.getJsAST())}getReturnTypes(){const e={[this.rootNode.name]:this.rootNode.getType(this.rootNode.ast)},t=this.traceFunctionCalls(this.rootNode.name);for(let s=0;s<t.length;s++){const r=t[s],n=this.functionMap[r];e[r]=n.getType(n.ast)}return e}}}}),u=e((e,t)=>{const{utils:s}=i();function r(e){return e.length>0?e[e.length-1]:null}const 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t=this.getDeclaration(e.argument.name);t&&(t.suggestedType="Integer")}this.scan(e.argument);break;case"UnaryExpression":this.scan(e.argument);break;case"VariableDeclaration":"var"===e.kind?this.useFunctionContext(()=>{e.declarations=s.normalizeDeclarations(e),this.scan(e.declarations)}):(e.declarations=s.normalizeDeclarations(e),this.scan(e.declarations));break;case"VariableDeclarator":{const{currentContext:t}=this,s=this.hasState(o),r={ast:e,context:t,name:e.id.name,origin:"declaration",inForLoopInit:s,inForLoopTest:null,assignable:t===this.currentFunctionContext||!s&&!t.hasOwnProperty(e.id.name),suggestedType:null,valueType:null,dependencies:null,isSafe:null};t[e.id.name]||(t[e.id.name]=r),this.declarations.push(r),this.scan(e.id),this.scan(e.init);break}case"FunctionExpression":case"FunctionDeclaration":0===this.runningContexts.length?this.scan(e.body):this.functions.push(e);break;case"IfStatement":this.scan(e.test),this.scan(e.consequent),e.alternate&&this.scan(e.alternate);break;case"ForStatement":{let 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new Error(`unhandled type "${e.type}"`)}}}}}),l=e((e,t)=>{const r=s(),{utils:n}=i(),{FunctionTracer:a}=u(),o=["E","PI","SQRT2","SQRT1_2","LN2","LN10","LOG2E","LOG10E"],l=["abs","acos","acosh","asin","asinh","atan","atan2","atanh","cbrt","ceil","clz32","cos","cosh","expm1","exp","floor","fround","imul","log","log2","log10","log1p","max","min","pow","random","round","sign","sin","sinh","sqrt","tan","tanh","trunc"],h=["value","value[]","value[][]","value[][][]","value[][][][]","value.value","value.thread.value","this.thread.value","this.output.value","this.constants.value","this.constants.value[]","this.constants.value[][]","this.constants.value[][][]","this.constants.value[][][][]","fn()[]","fn()[][]","fn()[][][]","[][]"];const c={Number:"Number",Float:"Float",Integer:"Integer",Array:"Number","Array(2)":"Number","Array(3)":"Number","Array(4)":"Number","Matrix(2)":"Number","Matrix(3)":"Number","Matrix(4)":"Number",Array2D:"Number",Array3D:"Number",Input:"Number",HTMLCanvas:"Array(4)",OffscreenCanvas:"Array(4)",HTMLImage:"Array(4)",ImageBitmap:"Array(4)",ImageData:"Array(4)",HTMLVideo:"Array(4)",HTMLImageArray:"Array(4)",NumberTexture:"Number",MemoryOptimizedNumberTexture:"Number","Array1D(2)":"Array(2)","Array1D(3)":"Array(3)","Array1D(4)":"Array(4)","Array2D(2)":"Array(2)","Array2D(3)":"Array(3)","Array2D(4)":"Array(4)","Array3D(2)":"Array(2)","Array3D(3)":"Array(3)","Array3D(4)":"Array(4)","ArrayTexture(1)":"Number","ArrayTexture(2)":"Array(2)","ArrayTexture(3)":"Array(3)","ArrayTexture(4)":"Array(4)"};let p=536870912;function d(e,t){return e.start=p++,e.end=p++,t&&t.loc&&(e.loc=t.loc),e}function f(e,t){return e&&e.body&&"BlockStatement"===e.body.type?(m(e.body,t),e):e}function 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s=0;s<e.cases.length;s++)e.cases[s].consequent=g(e.cases[s].consequent,t);return[e];default:return[e]}}function x(e,t){const s=y(e,t);return 1===s.length?s[0]:d({type:"BlockStatement",body:s},e)}function b(e){const t=e.expression;switch(t.type){case"SequenceExpression":{const e=[];for(let s=0;s<t.expressions.length;s++){const r=t.expressions[s];"Identifier"!==r.type&&"Literal"!==r.type&&S(e,b(v(r)))}return e}case"LogicalExpression":return[d({type:"IfStatement",test:"&&"===t.operator?t.left:d({type:"UnaryExpression",operator:"!",prefix:!0,argument:t.left},t.left),consequent:d({type:"BlockStatement",body:b(v(t.right))},t.right),alternate:null},t)];case"ConditionalExpression":return[d({type:"IfStatement",test:t.test,consequent:d({type:"BlockStatement",body:b(v(t.consequent))},t.consequent),alternate:d({type:"BlockStatement",body:b(v(t.alternate))},t.alternate)},t)];default:return[e]}}function v(e){return d({type:"ExpressionStatement",expression:e},e)}function S(e,t){for(let s=0;s<t.length;s++)e.push(t[s])}function T(e){if(!e||"object"!=typeof e)return e;if(Array.isArray(e))return e.map(T);const t={};for(const s in e)"parent"!==s&&(t[s]=T(e[s]));return"number"==typeof t.start&&(t.start=p++,t.end=p++),t}t.exports={FunctionNode:class{constructor(e,t){if(!e&&!t.ast)throw new Error("source parameter is missing");if(t=t||{},this.source=e,this.ast=null,this.name="string"==typeof e?t.isRootKernel?"kernel":t.name||n.getFunctionNameFromString(e):null,this.calledFunctions=[],this.constants={},this.constantTypes={},this.constantBitRatios={},this.isRootKernel=!1,this.isSubKernel=!1,this.debug=null,this.functions=null,this.identifiers=null,this.contexts=null,this.functionCalls=null,this.states=[],this.needsArgumentType=null,this.assignArgumentType=null,this.lookupReturnType=null,this.lookupFunctionArgumentTypes=null,this.lookupFunctionArgumentBitRatio=null,this.triggerImplyArgumentType=null,this.triggerImplyArgumentBitRatio=null,this.onNestedFunction=null,this.onFunctionCall=null,this.optimizeFloatMemory=null,this.precision=null,this.loopMaxIterations=null,this.argumentNames="string"==typeof this.source?n.getArgumentNamesFromString(this.source):null,this.argumentTypes=[],this.argumentSizes=[],this.argumentBitRatios=null,this.returnType=null,this.output=[],this.plugins=null,this.leadingReturnStatement=null,this.followingReturnStatement=null,this.dynamicOutput=null,this.dynamicArguments=null,this.strictTypingChecking=!1,this.fixIntegerDivisionAccuracy=null,t)for(const e in t)t.hasOwnProperty(e)&&this.hasOwnProperty(e)&&(this[e]=t[e]);this.literalTypes={},this.validate(),this._string=null,this._internalVariableNames={}}validate(){if("string"!=typeof this.source&&!this.ast)throw new Error("this.source not a string");if(!this.ast&&!n.isFunctionString(this.source))throw new Error("this.source not a function string");if(!this.name)throw new Error("Function name could not be determined: the source has no name (bundlers strip the name off a named function expression) and no { name } setting was given. Pass a function declaration by reference, or add { name: '...' } to the addFunction settings.");if(this.argumentTypes.length>0&&this.argumentTypes.length!==this.argumentNames.length)throw new Error(`argumentTypes count of ${this.argumentTypes.length} exceeds ${this.argumentNames.length}`);if(this.output.length<1)throw new Error("this.output is not big enough")}isIdentifierConstant(e){return!!this.constants&&this.constants.hasOwnProperty(e)}isInput(e){return"Input"===this.argumentTypes[this.argumentNames.indexOf(e)]}pushState(e){this.states.push(e)}popState(e){if(this.state!==e)throw new Error(`Cannot popState ${e} when in ${this.state}`);this.states.pop()}isState(e){return this.state===e}get state(){return this.states[this.states.length-1]}astMemberExpressionUnroll(e){if("Identifier"===e.type)return e.name;if("ThisExpression"===e.type)return"this";if("MemberExpression"===e.type&&e.object&&e.property)return e.object.hasOwnProperty("name")&&"Math"!==e.object.name?this.astMemberExpressionUnroll(e.property):this.astMemberExpressionUnroll(e.object)+"."+this.astMemberExpressionUnroll(e.property);if(e.hasOwnProperty("expressions")){const t=e.expressions[0];if("Literal"===t.type&&0===t.value&&2===e.expressions.length)return this.astMemberExpressionUnroll(e.expressions[1])}throw this.astErrorOutput("Unknown astMemberExpressionUnroll",e)}get requiresSequenceFreeForInit(){return!1}getJsAST(e){if(this.ast)return this.ast;if("object"==typeof this.source)return f(this.source,this.requiresSequenceFreeForInit),this.traceFunctionAST(this.source),this.ast=this.source;if(null===(e=e||r))throw new Error("Missing JS to AST parser");const t=Object.freeze(e.parse(`const parser_${this.name} = ${this.source};`,{locations:!0,ecmaVersion:2020})),s=t.body[0].declarations[0].init;if(f(s,this.requiresSequenceFreeForInit),this.traceFunctionAST(s),!t)throw new Error("Failed to parse JS code");return this.ast=s}getAssignedArguments(){if(this._assignedArguments)return this._assignedArguments;const e=new Set,t=new Set,s=this.argumentNames||[],r=n=>{if(n&&"object"==typeof n)if(Array.isArray(n))for(const e of n)r(e);else{"AssignmentExpression"===n.type&&"Identifier"===n.left.type&&-1!==s.indexOf(n.left.name)&&e.add(n.left.name),"UpdateExpression"===n.type&&"Identifier"===n.argument.type&&-1!==s.indexOf(n.argument.name)&&e.add(n.argument.name),"VariableDeclarator"===n.type&&"Identifier"===n.id.type&&-1!==s.indexOf(n.id.name)&&t.add(n.id.name);for(const e in n){if("loc"===e||"range"===e||"parent"===e)continue;const t=n[e];t&&"object"==typeof t&&r(t)}}};r(this.getJsAST());for(const s of t)e.delete(s);return this._assignedArguments=e}traceFunctionAST(e){const{contexts:t,declarations:s,functions:r,identifiers:n,functionCalls:i}=new a(e);this.contexts=t,this.identifiers=n,this.functionCalls=i,this.functions=r;for(let e=0;e<s.length;e++){const t=s[e],{ast:r,inForLoopInit:n,inForLoopTest:i}=t,{init:a}=r,o=this.getDependencies(a);let u=null;if(n&&i)u="Integer";else if(a){const e=this.getType(a);switch(e){case"Integer":case"Float":case"Number":u="MemberExpression"===a.type?e:"Number";break;case"LiteralInteger":u="Number";break;default:u=e}}t.valueType=u,t.dependencies=o,t.isSafe=this.isSafeDependencies(o)}for(let e=0;e<r.length;e++)this.onNestedFunction(r[e],this.source)}getDeclaration(e){for(let t=0;t<this.identifiers.length;t++){const s=this.identifiers[t];if(e===s.ast)return s.declaration}return null}getVariableType(e){if("Identifier"!==e.type)throw new Error(`ast of ${e.type} not "Identifier"`);let t=null;const s=this.argumentNames.indexOf(e.name);if(-1===s){const t=this.getDeclaration(e);if(t)return t.valueType}else{const e=this.argumentTypes[s];e&&(t=e)}if(!t&&this.strictTypingChecking)throw new Error(`Declaration of ${name} not found`);return t}getLookupType(e){if(!c.hasOwnProperty(e))throw new Error(`unknown typeLookupMap ${e}`);return c[e]}getConstantType(e){if(this.constantTypes[e]){const t=this.constantTypes[e];return"Float"===t?"Number":t}throw new Error(`Type for constant "${e}" not declared`)}toString(){return this._string?this._string:this._string=this.astGeneric(this.getJsAST(),[]).join("").trim()}toJSON(){const e={source:this.source,name:this.name,constants:this.constants,constantTypes:this.constantTypes,isRootKernel:this.isRootKernel,isSubKernel:this.isSubKernel,debug:this.debug,output:this.output,loopMaxIterations:this.loopMaxIterations,argumentNames:this.argumentNames,argumentTypes:this.argumentTypes,argumentSizes:this.argumentSizes,returnType:this.returnType,leadingReturnStatement:this.leadingReturnStatement,followingReturnStatement:this.followingReturnStatement};return{ast:this.ast,settings:e}}getType(e){if(Array.isArray(e))return this.getType(e[e.length-1]);switch(e.type){case"BlockStatement":return this.getType(e.body);case"ArrayExpression":switch(this.getType(e.elements[0])){case"Array(2)":case"Array(3)":case"Array(4)":return`Matrix(${e.elements.length})`}return`Array(${e.elements.length})`;case"Literal":const t=this.astKey(e);return this.literalTypes[t]?this.literalTypes[t]:Number.isInteger(e.value)?"LiteralInteger":!0===e.value||!1===e.value?"Boolean":"Number";case"AssignmentExpression":return this.getType(e.left);case"CallExpression":if(this.isAstMathFunction(e))return"Number";if(!e.callee||!e.callee.name){if("SequenceExpression"===e.callee.type&&e.callee.expressions[e.callee.expressions.length-1].property.name){const t=e.callee.expressions[e.callee.expressions.length-1].property.name;return this.inferArgumentTypesIfNeeded(t,e.arguments),this.lookupReturnType(t,e,this)}if("this.color"===this.getVariableSignature(e.callee,!0))return null;if("MemberExpression"===e.callee.type&&e.callee.object&&e.callee.property&&e.callee.property.name&&e.arguments){const t=e.callee.property.name;return this.inferArgumentTypesIfNeeded(t,e.arguments),this.lookupReturnType(t,e,this)}throw this.astErrorOutput("Unknown call expression",e)}if(e.callee&&e.callee.name){const t=e.callee.name;return this.inferArgumentTypesIfNeeded(t,e.arguments),this.lookupReturnType(t,e,this)}throw this.astErrorOutput(`Unhandled getType Type "${e.type}"`,e);case"LogicalExpression":return"Boolean";case"BinaryExpression":switch(e.operator){case"%":case"/":return"Number";case">":case"<":return"Boolean";case"&":case"|":case"^":case"<<":case">>":case">>>":return"Integer"}const s=this.getType(e.left);if(this.isState("skip-literal-correction"))return s;if("LiteralInteger"===s){const t=this.getType(e.right);return"LiteralInteger"===t?e.left.value%1==0?"Integer":"Float":t}if("Integer"===s){const t=this.getType(e.right);if("Number"===t||"Float"===t)return t}return c[s]||s;case"UpdateExpression":case"ReturnStatement":return this.getType(e.argument);case"UnaryExpression":return"~"===e.operator?"Integer":this.getType(e.argument);case"VariableDeclaration":{const t=e.declarations;let s;for(let e=0;e<t.length;e++){const r=t[e];s=this.getType(r)}if(!s)throw this.astErrorOutput("Unable to find type for declaration",e);return s}case"VariableDeclarator":const r=this.getDeclaration(e.id);if(!r)throw this.astErrorOutput("Unable to find declarator",e);if(!r.valueType)throw this.astErrorOutput("Unable to find declarator valueType",e);return r.valueType;case"Identifier":if("Infinity"===e.name)return"Number";if(this.isAstVariable(e)&&"value"===this.getVariableSignature(e))return this.getCheckVariableType(e);const n=this.findIdentifierOrigin(e);return n&&n.init?this.getType(n.init):null;case"MemberExpression":if(this.isAstMathFunction(e)){switch(e.property.name){case"ceil":case"floor":case"round":return"Integer"}return"Number"}if(this.isAstVariable(e)){switch(this.getVariableSignature(e)){case"value[]":return this.getLookupType(this.getCheckVariableType(e.object));case"value[][]":return this.getLookupType(this.getCheckVariableType(e.object.object));case"value[][][]":return this.getLookupType(this.getCheckVariableType(e.object.object.object));case"value[][][][]":return this.getLookupType(this.getCheckVariableType(e.object.object.object.object));case"value.thread.value":case"this.thread.value":return"Integer";case"this.output.value":return this.dynamicOutput?"Integer":"LiteralInteger";case"this.constants.value":return this.getConstantType(e.property.name);case"this.constants.value[]":return this.getLookupType(this.getConstantType(e.object.property.name));case"this.constants.value[][]":return this.getLookupType(this.getConstantType(e.object.object.property.name));case"this.constants.value[][][]":return this.getLookupType(this.getConstantType(e.object.object.object.property.name));case"this.constants.value[][][][]":return this.getLookupType(this.getConstantType(e.object.object.object.object.property.name));case"fn()[]":case"fn()[][]":case"fn()[][][]":return this.getLookupType(this.getType(e.object));case"value.value":if(this.isAstMathVariable(e))return"Number";switch(e.property.name){case"r":case"g":case"b":case"a":return this.getLookupType(this.getCheckVariableType(e.object))}case"[][]":return"Number"}throw this.astErrorOutput("Unhandled getType MemberExpression",e)}throw this.astErrorOutput("Unhandled getType MemberExpression",e);case"ConditionalExpression":case"IfStatement":return this.getType(e.consequent);case"FunctionDeclaration":case"FunctionExpression":const i=this.findLastReturn(e.body);return i?this.getType(i):null;case"SequenceExpression":return this.getType(e.expressions[e.expressions.length-1]);default:throw this.astErrorOutput(`Unhandled getType Type "${e.type}"`,e)}}getCheckVariableType(e){const t=this.getVariableType(e);if(!t)throw this.astErrorOutput(`${e.type} is not defined`,e);return t}inferArgumentTypesIfNeeded(e,t){for(let s=0;s<t.length;s++){if(!this.needsArgumentType(e,s))continue;const r=this.getType(t[s]);if(!r)throw this.astErrorOutput(`Unable to infer argument ${s}`,t[s]);this.assignArgumentType(e,s,r)}}isAstMathVariable(e){return"MemberExpression"===e.type&&e.object&&"Identifier"===e.object.type&&"Math"===e.object.name&&e.property&&"Identifier"===e.property.type&&o.includes(e.property.name)}isAstMathFunction(e){return"CallExpression"===e.type&&e.callee&&"MemberExpression"===e.callee.type&&e.callee.object&&"Identifier"===e.callee.object.type&&"Math"===e.callee.object.name&&e.callee.property&&"Identifier"===e.callee.property.type&&l.includes(e.callee.property.name)}isAstVariable(e){return"Identifier"===e.type||"MemberExpression"===e.type}isSafe(e){return this.isSafeDependencies(this.getDependencies(e))}isSafeDependencies(e){return!e||!e.every||e.every(e=>e.isSafe)}getDependencies(e,t,s){if(t||(t=[]),!e)return null;if(Array.isArray(e)){for(let r=0;r<e.length;r++)this.getDependencies(e[r],t,s);return t}switch(e.type){case"AssignmentExpression":return this.getDependencies(e.left,t,s),this.getDependencies(e.right,t,s),t;case"ConditionalExpression":return this.getDependencies(e.test,t,s),this.getDependencies(e.alternate,t,s),this.getDependencies(e.consequent,t,s),t;case"Literal":t.push({origin:"literal",value:e.value,isSafe:!0!==s&&(e.value>-1/0&&e.value<1/0&&!isNaN(e.value))});break;case"VariableDeclarator":return this.getDependencies(e.init,t,s);case"Identifier":const r=this.getDeclaration(e);if(r)t.push({name:e.name,origin:"declaration",isSafe:!s&&this.isSafeDependencies(r.dependencies)});else if(this.argumentNames.indexOf(e.name)>-1)t.push({name:e.name,origin:"argument",isSafe:!1});else if(this.strictTypingChecking)throw new Error(`Cannot find identifier origin "${e.name}"`);break;case"FunctionDeclaration":return this.getDependencies(e.body.body[e.body.body.length-1],t,s);case"ReturnStatement":return this.getDependencies(e.argument,t);case"BinaryExpression":case"LogicalExpression":return s="/"===e.operator||"*"===e.operator,this.getDependencies(e.left,t,s),this.getDependencies(e.right,t,s),t;case"UnaryExpression":case"UpdateExpression":return this.getDependencies(e.argument,t,s);case"VariableDeclaration":return this.getDependencies(e.declarations,t,s);case"ArrayExpression":return t.push({origin:"declaration",isSafe:!0}),t;case"CallExpression":return t.push({origin:"function",isSafe:!0}),t;case"MemberExpression":const n=this.getMemberExpressionDetails(e);switch(n.signature){case"value[]":this.getDependencies(e.object,t,s);break;case"value[][]":this.getDependencies(e.object.object,t,s);break;case"value[][][]":this.getDependencies(e.object.object.object,t,s);break;case"this.output.value":this.dynamicOutput&&t.push({name:n.name,origin:"output",isSafe:!1})}if(n)return n.property&&this.getDependencies(n.property,t,s),n.xProperty&&this.getDependencies(n.xProperty,t,s),n.yProperty&&this.getDependencies(n.yProperty,t,s),n.zProperty&&this.getDependencies(n.zProperty,t,s),t;case"SequenceExpression":return this.getDependencies(e.expressions,t,s);default:throw this.astErrorOutput(`Unhandled type ${e.type} in getDependencies`,e)}return t}getVariableSignature(e,t){if(!this.isAstVariable(e))throw new Error(`ast of type "${e.type}" is not a variable signature`);if("Identifier"===e.type)return"value";const s=[];for(;e;)e.computed?s.push("[]"):"ThisExpression"===e.type?s.unshift("this"):e.property&&e.property.name?"x"===e.property.name||"y"===e.property.name||"z"===e.property.name?s.unshift(t?"."+e.property.name:".value"):"constants"===e.property.name||"thread"===e.property.name||"output"===e.property.name?s.unshift("."+e.property.name):s.unshift(t?"."+e.property.name:".value"):e.name?s.unshift(t?e.name:"value"):e.callee&&e.callee.name?s.unshift(t?e.callee.name+"()":"fn()"):e.elements?s.unshift("[]"):s.unshift("unknown"),e=e.object;const r=s.join("");return t||h.includes(r)?r:null}build(){return this.toString().length>0}astGeneric(e,t){if(null===e)throw this.astErrorOutput("NULL ast",e);if(Array.isArray(e)){for(let s=0;s<e.length;s++)this.astGeneric(e[s],t);return t}switch(e.type){case"FunctionDeclaration":return this.astFunctionDeclaration(e,t);case"FunctionExpression":return this.astFunctionExpression(e,t);case"ReturnStatement":return this.astReturnStatement(e,t);case"Literal":return this.astLiteral(e,t);case"BinaryExpression":return this.astBinaryExpression(e,t);case"Identifier":return this.astIdentifierExpression(e,t);case"AssignmentExpression":return this.astAssignmentExpression(e,t);case"ExpressionStatement":return this.astExpressionStatement(e,t);case"EmptyStatement":return this.astEmptyStatement(e,t);case"BlockStatement":return this.astBlockStatement(e,t);case"IfStatement":return this.astIfStatement(e,t);case"SwitchStatement":return this.astSwitchStatement(e,t);case"BreakStatement":return this.astBreakStatement(e,t);case"ContinueStatement":return this.astContinueStatement(e,t);case"ForStatement":return this.astForStatement(e,t);case"WhileStatement":return this.astWhileStatement(e,t);case"DoWhileStatement":return this.astDoWhileStatement(e,t);case"VariableDeclaration":return this.astVariableDeclaration(e,t);case"VariableDeclarator":return this.astVariableDeclarator(e,t);case"ThisExpression":return this.astThisExpression(e,t);case"SequenceExpression":return this.astSequenceExpression(e,t);case"UnaryExpression":return this.astUnaryExpression(e,t);case"UpdateExpression":return this.astUpdateExpression(e,t);case"LogicalExpression":return this.astLogicalExpression(e,t);case"MemberExpression":return this.astMemberExpression(e,t);case"CallExpression":return this.astCallExpression(e,t);case"ArrayExpression":return this.astArrayExpression(e,t);case"DebuggerStatement":return this.astDebuggerStatement(e,t);case"ConditionalExpression":return this.astConditionalExpression(e,t)}throw this.astErrorOutput("Unknown ast type : "+e.type,e)}astErrorOutput(e,t){if("string"!=typeof this.source)return new Error(e);const s=n.getAstString(this.source,t),r=this.source.slice(t.start).split(/\n/),i=r.length>0?r[r.length-1]:0;return new Error(`${e} on line ${r.length}, position ${i.length}:\n ${s}`)}astDebuggerStatement(e,t){return t}astConditionalExpression(e,t){if("ConditionalExpression"!==e.type)throw this.astErrorOutput("Not a conditional expression",e);return t.push("("),this.astGeneric(e.test,t),t.push("?"),this.astGeneric(e.consequent,t),t.push(":"),this.astGeneric(e.alternate,t),t.push(")"),t}astFunction(e,t){throw new Error(`"astFunction" not defined on ${this.constructor.name}`)}astFunctionDeclaration(e,t){return this.isChildFunction(e)?t:this.astFunction(e,t)}astFunctionExpression(e,t){return this.isChildFunction(e)?t:this.astFunction(e,t)}isChildFunction(e){for(let t=0;t<this.functions.length;t++)if(this.functions[t]===e)return!0;return!1}astReturnStatement(e,t){return t}astLiteral(e,t){return this.literalTypes[this.astKey(e)]="Number",t}astBinaryExpression(e,t){return t}astIdentifierExpression(e,t){return t}astAssignmentExpression(e,t){return t}astExpressionStatement(e,t){return"AssignmentExpression"===e.expression.type&&this.pushState("assignment-as-statement"),this.astGeneric(e.expression,t),t.push(";"),t}astEmptyStatement(e,t){return t}astBlockStatement(e,t){return t}astIfStatement(e,t){return t}astSwitchStatement(e,t){return t}astBreakStatement(e,t){return t.push("break;"),t}astContinueStatement(e,t){return t.push("continue;\n"),t}astForStatement(e,t){return t}astWhileStatement(e,t){return t}astDoWhileStatement(e,t){return t}astVariableDeclarator(e,t){return this.astGeneric(e.id,t),null!==e.init&&(t.push("="),this.astGeneric(e.init,t)),t}astThisExpression(e,t){return t}astSequenceExpression(e,t){const{expressions:s}=e,r=[];for(let e=0;e<s.length;e++){const t=s[e],n=[];this.astGeneric(t,n),r.push(n.join(""))}return r.length>1?t.push("(",r.join(","),")"):t.push(r[0]),t}astUnaryExpression(e,t){return this.checkAndUpconvertBitwiseUnary(e,t)||(e.prefix?(t.push(e.operator),this.astGeneric(e.argument,t)):(this.astGeneric(e.argument,t),t.push(e.operator))),t}checkAndUpconvertBitwiseUnary(e,t){}astUpdateExpression(e,t){return e.prefix?(t.push(e.operator),this.astGeneric(e.argument,t)):(this.astGeneric(e.argument,t),t.push(e.operator)),t}astLogicalExpression(e,t){return t.push("("),this.astGeneric(e.left,t),t.push(e.operator),this.astGeneric(e.right,t),t.push(")"),t}astMemberExpression(e,t){return t}astCallExpression(e,t){return t}astArrayExpression(e,t){return t}getMemberExpressionDetails(e){if("MemberExpression"!==e.type)throw this.astErrorOutput(`Expression ${e.type} not a MemberExpression`,e);let t=null,s=null;const r=this.getVariableSignature(e);switch(r){case"value":return null;case"value.thread.value":case"this.thread.value":case"this.output.value":return{signature:r,type:"Integer",name:e.property.name};case"value[]":if("string"!=typeof e.object.name)throw this.astErrorOutput("Unexpected expression",e);return t=e.object.name,{name:t,origin:"user",signature:r,type:this.getVariableType(e.object),xProperty:e.property};case"value[][]":if("string"!=typeof e.object.object.name)throw this.astErrorOutput("Unexpected expression",e);return t=e.object.object.name,{name:t,origin:"user",signature:r,type:this.getVariableType(e.object.object),yProperty:e.object.property,xProperty:e.property};case"value[][][]":if("string"!=typeof e.object.object.object.name)throw this.astErrorOutput("Unexpected expression",e);return t=e.object.object.object.name,{name:t,origin:"user",signature:r,type:this.getVariableType(e.object.object.object),zProperty:e.object.object.property,yProperty:e.object.property,xProperty:e.property};case"value[][][][]":if("string"!=typeof e.object.object.object.object.name)throw this.astErrorOutput("Unexpected expression",e);return t=e.object.object.object.object.name,{name:t,origin:"user",signature:r,type:this.getVariableType(e.object.object.object.object),zProperty:e.object.object.property,yProperty:e.object.property,xProperty:e.property};case"value.value":if("string"!=typeof e.property.name)throw this.astErrorOutput("Unexpected expression",e);if(this.isAstMathVariable(e))return t=e.property.name,{name:t,origin:"Math",type:"Number",signature:r};switch(e.property.name){case"r":case"g":case"b":case"a":return t=e.object.name,{name:t,property:e.property.name,origin:"user",signature:r,type:"Number"};default:throw this.astErrorOutput("Unexpected expression",e)}case"this.constants.value":if("string"!=typeof e.property.name)throw this.astErrorOutput("Unexpected expression",e);if(t=e.property.name,s=this.getConstantType(t),!s)throw this.astErrorOutput("Constant has no type",e);return{name:t,type:s,origin:"constants",signature:r};case"this.constants.value[]":if("string"!=typeof e.object.property.name)throw this.astErrorOutput("Unexpected expression",e);if(t=e.object.property.name,s=this.getConstantType(t),!s)throw this.astErrorOutput("Constant has no type",e);return{name:t,type:s,origin:"constants",signature:r,xProperty:e.property};case"this.constants.value[][]":if("string"!=typeof e.object.object.property.name)throw this.astErrorOutput("Unexpected expression",e);if(t=e.object.object.property.name,s=this.getConstantType(t),!s)throw this.astErrorOutput("Constant has no type",e);return{name:t,type:s,origin:"constants",signature:r,yProperty:e.object.property,xProperty:e.property};case"this.constants.value[][][]":if("string"!=typeof e.object.object.object.property.name)throw this.astErrorOutput("Unexpected expression",e);if(t=e.object.object.object.property.name,s=this.getConstantType(t),!s)throw this.astErrorOutput("Constant has no type",e);return{name:t,type:s,origin:"constants",signature:r,zProperty:e.object.object.property,yProperty:e.object.property,xProperty:e.property};case"fn()[]":case"fn()[][]":case"[][]":return{signature:r,property:e.property};default:throw this.astErrorOutput("Unexpected expression",e)}}findIdentifierOrigin(e){const t=[this.ast];for(;t.length>0;){const s=t[0];if("VariableDeclarator"===s.type&&s.id&&s.id.name&&s.id.name===e.name)return s;if(t.shift(),s.argument)t.push(s.argument);else if(s.body)t.push(s.body);else if(s.declarations)t.push(s.declarations);else if(Array.isArray(s))for(let e=0;e<s.length;e++)t.push(s[e])}return null}findLastReturn(e){const t=[e||this.ast];for(;t.length>0;){const e=t.pop();if("ReturnStatement"===e.type)return e;if("FunctionDeclaration"!==e.type)if(e.argument)t.push(e.argument);else if(e.body)t.push(e.body);else if(e.declarations)t.push(e.declarations);else if(Array.isArray(e))for(let s=0;s<e.length;s++)t.push(e[s]);else e.consequent?t.push(e.consequent):e.cases&&t.push(e.cases)}return null}getInternalVariableName(e){return this._internalVariableNames.hasOwnProperty(e)||(this._internalVariableNames[e]=0),this._internalVariableNames[e]++,1===this._internalVariableNames[e]?e:e+this._internalVariableNames[e]}astKey(e,t=","){if(!e.start||!e.end)throw new Error("AST start and end needed");return`${e.start}${t}${e.end}`}}}}),h=e((e,t)=>{const{FunctionNode:s}=l();t.exports={CPUFunctionNode:class extends s{markupUserName(e){return this.isRootKernel&&this.getAssignedArguments().has(e)?`cellShadow_user_${e}`:`user_${e}`}astFunction(e,t){if(!this.isRootKernel){t.push("function"),t.push(" "),t.push(this.name),t.push("(");for(let e=0;e<this.argumentNames.length;++e){const s=this.argumentNames[e];e>0&&t.push(", "),t.push("user_"),t.push(s)}t.push(") {\n")}if(this.isRootKernel){for(const e of this.getAssignedArguments())t.push(`let cellShadow_user_${e} = user_${e};\n`);t.push("kernelBody: {\n")}for(let s=0;s<e.body.body.length;++s)this.astGeneric(e.body.body[s],t),t.push("\n");return this.isRootKernel&&t.push("}\n"),this.isRootKernel||t.push("}\n"),t}astReturnStatement(e,t){const s=this.returnType||this.getType(e.argument);return this.returnType||(this.returnType=s),this.isRootKernel?(t.push(this.leadingReturnStatement),this.astGeneric(e.argument,t),t.push(";\n"),t.push(this.followingReturnStatement),t.push("break kernelBody;\n")):this.isSubKernel?(t.push(`subKernelResult_${this.name} = `),this.astGeneric(e.argument,t),t.push(";"),t.push(`return subKernelResult_${this.name};`)):(t.push("return "),this.astGeneric(e.argument,t),t.push(";")),t}astLiteral(e,t){if(isNaN(e.value))throw this.astErrorOutput("Non-numeric literal not supported : "+e.value,e);return t.push(e.value),t}astBinaryExpression(e,t){return t.push("("),this.astGeneric(e.left,t),t.push(e.operator),this.astGeneric(e.right,t),t.push(")"),t}astIdentifierExpression(e,t){if("Identifier"!==e.type)throw this.astErrorOutput("IdentifierExpression - not an Identifier",e);if("Infinity"===e.name)t.push("Infinity");else!this.getDeclaration(e)&&this.constants&&this.constants.hasOwnProperty(e.name)?t.push("constants_"+e.name):!this.getDeclaration(e)&&this.isRootKernel&&this.getAssignedArguments().has(e.name)?t.push(this.markupUserName(e.name)):t.push("user_"+e.name);return t}astForStatement(e,t){if("ForStatement"!==e.type)throw this.astErrorOutput("Invalid for statement",e);const s=[],r=[],n=[],i=[];let a=null;if(e.init){this.pushState("in-for-loop-init"),this.astGeneric(e.init,s);for(let e=0;e<s.length;e++)s[e].includes&&s[e].includes(",")&&(a=!1);this.popState("in-for-loop-init")}else a=!1;if(e.test?this.astGeneric(e.test,r):a=!1,e.update?("AssignmentExpression"===e.update.type&&this.pushState("assignment-as-statement"),this.astGeneric(e.update,n)):a=!1,e.body&&(this.pushState("loop-body"),this.astGeneric(e.body,i),this.popState("loop-body")),null===a&&(a=this.isSafe(e.init)&&this.isSafe(e.test)),a)t.push(`for (${s.join("")};${r.join("")};${n.join("")}){\n`),t.push(i.join("")),t.push("}\n");else{const e=this.getInternalVariableName("safeI");s.length>0&&t.push(s.join(""),";\n"),t.push(`for (let ${e}=0;${e}<LOOP_MAX;${e}++){\n`),r.length>0&&t.push(`if (!${r.join("")}) break;\n`),t.push(i.join("")),t.push(`\n${n.join("")};`),t.push("}\n")}return t}astWhileStatement(e,t){if("WhileStatement"!==e.type)throw this.astErrorOutput("Invalid while statement",e);return t.push("for (let i = 0; i < LOOP_MAX; i++) {"),t.push("if ("),this.astGeneric(e.test,t),t.push(") {\n"),this.astGeneric(e.body,t),t.push("} else {\n"),t.push("break;\n"),t.push("}\n"),t.push("}\n"),t}astDoWhileStatement(e,t){if("DoWhileStatement"!==e.type)throw this.astErrorOutput("Invalid while statement",e);const s=`safeI${this.astKey(e,"_")}`;return t.push(`let ${s} = 0;\n`),t.push("do {"),this.astGeneric(e.body,t),t.push("} while (("),this.astGeneric(e.test,t),t.push(`) && ++${s} < LOOP_MAX);\n`),t}astAssignmentExpression(e,t){const s=this.isState("assignment-as-statement");return s?this.popState("assignment-as-statement"):t.push("("),this.astGeneric(e.left,t),t.push(e.operator),this.astGeneric(e.right,t),s||t.push(")"),t}astBlockStatement(e,t){if(this.isState("loop-body")){this.pushState("block-body");for(let s=0;s<e.body.length;s++)this.astGeneric(e.body[s],t);this.popState("block-body")}else{t.push("{\n");for(let s=0;s<e.body.length;s++)this.astGeneric(e.body[s],t);t.push("}\n")}return t}astVariableDeclaration(e,t){t.push(`${e.kind} `);const{declarations:s}=e;for(let e=0;e<s.length;e++){e>0&&t.push(",");const r=s[e],n=this.getDeclaration(r.id);n.valueType||(n.valueType=this.getType(r.init)),this.astGeneric(r,t)}return this.isState("in-for-loop-init")||t.push(";"),t}astIfStatement(e,t){return t.push("if ("),this.astGeneric(e.test,t),t.push(")"),"BlockStatement"===e.consequent.type?this.astGeneric(e.consequent,t):(t.push(" {\n"),this.astGeneric(e.consequent,t),t.push("\n}\n")),e.alternate&&(t.push("else "),"BlockStatement"===e.alternate.type||"IfStatement"===e.alternate.type?this.astGeneric(e.alternate,t):(t.push(" {\n"),this.astGeneric(e.alternate,t),t.push("\n}\n"))),t}astSwitchStatement(e,t){const{discriminant:s,cases:r}=e;t.push("switch ("),this.astGeneric(s,t),t.push(") {\n");for(let e=0;e<r.length;e++)null!==r[e].test?(t.push("case "),this.astGeneric(r[e].test,t),t.push(":\n"),r[e].consequent&&r[e].consequent.length>0&&(this.astGeneric(r[e].consequent,t),t.push("break;\n"))):(t.push("default:\n"),this.astGeneric(r[e].consequent,t),r[e].consequent&&r[e].consequent.length>0&&t.push("break;\n"));t.push("\n}")}astThisExpression(e,t){return t.push("_this"),t}astMemberExpression(e,t){const{signature:s,type:r,property:n,xProperty:i,yProperty:a,zProperty:o,name:u,origin:l}=this.getMemberExpressionDetails(e);switch(s){case"this.thread.value":return t.push(`_this.thread.${u}`),t;case"this.output.value":switch(u){case"x":t.push("outputX");break;case"y":t.push("outputY");break;case"z":t.push("outputZ");break;default:throw this.astErrorOutput("Unexpected expression",e)}return t;case"value":default:throw this.astErrorOutput("Unexpected expression",e);case"value[]":case"value[][]":case"value[][][]":case"value.value":if("Math"===l)return t.push(Math[u]),t;switch(n){case"r":return t.push(`user_${u}[0]`),t;case"g":return t.push(`user_${u}[1]`),t;case"b":return t.push(`user_${u}[2]`),t;case"a":return t.push(`user_${u}[3]`),t}break;case"this.constants.value":case"this.constants.value[]":case"this.constants.value[][]":case"this.constants.value[][][]":break;case"fn()[]":return this.astGeneric(e.object,t),t.push("["),this.astGeneric(e.property,t),t.push("]"),t;case"fn()[][]":return this.astGeneric(e.object.object,t),t.push("["),this.astGeneric(e.object.property,t),t.push("]"),t.push("["),this.astGeneric(e.property,t),t.push("]"),t}if(!e.computed)switch(r){case"Number":case"Integer":case"Float":case"Boolean":return t.push("user"===l?this.markupUserName(u):`${l}_${u}`),t}const h="user"===l?this.markupUserName(u):`${l}_${u}`;{let e,s;if("constants"===l){const t=this.constants[u];s="Input"===this.constantTypes[u],e=s?t.size:null}else s=this.isInput(u),e=s?this.argumentSizes[this.argumentNames.indexOf(u)]:null;t.push(`${h}`),o&&a?s?(t.push("[("),this.astGeneric(o,t),t.push(`*${this.dynamicArguments?"(outputY * 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incomingConstants[p];\n  }\n  const kernel = (function() {\n${e._kernelString}\n  })\n    .apply({ ${n.join("\n")} });\n  ${i.join("\n")}\n  return kernel;\n}`}}}),p=e((e,t)=>{const{Kernel:s}=a(),{FunctionBuilder:r}=o(),{CPUFunctionNode:n}=h(),{utils:u}=i(),{cpuKernelString:l}=c();t.exports={CPUKernel:class extends s{static getFeatures(){return this.features}static get features(){return Object.freeze({kernelMap:!0,isIntegerDivisionAccurate:!0})}static get isSupported(){return!0}static isContextMatch(e){return!1}static get mode(){return"cpu"}static nativeFunctionArguments(){return null}static nativeFunctionReturnType(){throw new Error(`Looking up native function return type not supported on ${this.name}`)}static combineKernels(e){return e}static getSignature(e,t){return"cpu"+(t.length>0?":"+t.join(","):"")}constructor(e,t){super(e,t),this.mergeSettings(e.settings||t),this._imageData=null,this._colorData=null,this._kernelString=null,this._prependedString=[],this.thread={x:0,y:0,z:0},this.translatedSources=null}initCanvas(){return"undefined"!=typeof document?document.createElement("canvas"):"undefined"!=typeof OffscreenCanvas?new OffscreenCanvas(0,0):void 0}initContext(){return this.canvas?this.canvas.getContext("2d",{willReadFrequently:!0}):null}initPlugins(e){return[]}validateSettings(e){if(!this.output||0===this.output.length){if(1!==e.length)throw new Error("Auto output only supported for kernels with only one input");const t=u.getVariableType(e[0],this.strictIntegers);if("Array"===t)this.output=u.getDimensions(t);else{if("NumberTexture"!==t&&"ArrayTexture(4)"!==t)throw new Error("Auto output not supported for input type: "+t);this.output=e[0].output}}if(this.graphical&&2!==this.output.length)throw new Error("Output must 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s=t[0],r=t[1]||1;e.width=s,e.height=r,this._imageData=this.context.createImageData(s,r),this._colorData=new Uint8ClampedArray(s*r*4)}const e=this.getKernelString();this.kernelString=e,this.debug&&(console.log("Function output:"),console.log(e));try{this.run=new Function([],e).bind(this)()}catch(e){console.error("An error occurred compiling the javascript: ",e)}this.buildSignature(arguments),this.built=!0}color(e,t,s,r){void 0===r&&(r=1),e=Math.floor(255*e),t=Math.floor(255*t),s=Math.floor(255*s),r=Math.floor(255*r);const n=this.output[0],i=this.output[1],a=this.thread.x+(i-this.thread.y-1)*n;this._colorData[4*a+0]=e,this._colorData[4*a+1]=t,this._colorData[4*a+2]=s,this._colorData[4*a+3]=r}getKernelString(){if(null!==this._kernelString)return this._kernelString;let e=null,{translatedSources:t}=this;return t.length>1?t=t.filter(t=>/^function/.test(t)?t:(e=t,!1)):e=t.shift(),this._kernelString=`  const LOOP_MAX = ${this._getLoopMaxString()};\n  ${this.injectedNative||""}\n  const _this = this;\n  ${this._resultKernelHeader()}\n  ${this._processConstants()}\n  return (${this.argumentNames.map(e=>"user_"+e).join(", ")}) => {\n    ${this._prependedString.join("")}\n    ${this._earlyThrows()}\n    ${this._processArguments()}\n    ${this.graphical?this._graphicalKernelBody(e):this._resultKernelBody(e)}\n    ${t.length>0?t.join("\n"):""}\n  };`}toString(){return l(this)}_getLoopMaxString(){return this.loopMaxIterations?` ${parseInt(this.loopMaxIterations)};`:" 1000;"}_processConstants(){if(!this.constants)return"";const e=[];for(let t in this.constants)switch(this.constantTypes[t]){case"HTMLCanvas":case"OffscreenCanvas":case"HTMLImage":case"ImageBitmap":case"ImageData":case"HTMLVideo":e.push(`    const constants_${t} = this._mediaTo2DArray(this.constants.${t});\n`);break;case"HTMLImageArray":e.push(`    const constants_${t} = this._imageTo3DArray(this.constants.${t});\n`);break;case"Input":e.push(`    const constants_${t} = this.constants.${t}.value;\n`);break;default:e.push(`    const constants_${t} = this.constants.${t};\n`)}return e.join("")}_earlyThrows(){if(this.graphical)return"";if(this.immutable)return"";if(!this.pipeline)return"";const e=[];for(let t=0;t<this.argumentTypes.length;t++)"Array"===this.argumentTypes[t]&&e.push(this.argumentNames[t]);if(0===e.length)return"";const t=[];for(let s=0;s<e.length;s++){const r=e[s],n=this._mapSubKernels(e=>`user_${r} === result_${e.name}`).join(" || ");t.push(`user_${r} === result${n?` || ${n}`:""}`)}return`if (${t.join(" || ")}) throw new Error('Source and destination arrays are the same.  Use immutable = true');`}_processArguments(){const e=[];for(let t=0;t<this.argumentTypes.length;t++){const s=`user_${this.argumentNames[t]}`;switch(this.argumentTypes[t]){case"HTMLCanvas":case"OffscreenCanvas":case"HTMLImage":case"ImageBitmap":case"ImageData":case"HTMLVideo":e.push(`    ${s} = this._mediaTo2DArray(${s});\n`);break;case"HTMLImageArray":e.push(`    ${s} = this._imageTo3DArray(${s});\n`);break;case"Input":e.push(`    ${s} = ${s}.value;\n`);break;case"ArrayTexture(1)":case"ArrayTexture(2)":case"ArrayTexture(3)":case"ArrayTexture(4)":case"NumberTexture":case"MemoryOptimizedNumberTexture":e.push(`\n    if (${s}.toArray) {\n      if (!_this.textureCache) {\n        _this.textureCache = [];\n        _this.arrayCache = [];\n      }\n      const textureIndex = _this.textureCache.indexOf(${s});\n      if (textureIndex !== -1) {\n        ${s} = _this.arrayCache[textureIndex];\n      } else {\n        _this.textureCache.push(${s});\n        ${s} = ${s}.toArray();\n        _this.arrayCache.push(${s});\n      }\n    }`)}}return e.join("")}_mediaTo2DArray(e){const t=this.canvas,s=e.width>0?e.width:e.videoWidth,r=e.height>0?e.height:e.videoHeight;t.width<s&&(t.width=s),t.height<r&&(t.height=r);const n=this.context;let i;e.constructor===ImageData?i=e.data:(n.drawImage(e,0,0,s,r),i=n.getImageData(0,0,s,r).data);const a=new Array(r);let o=0;for(let e=r-1;e>=0;e--){const t=a[e]=new Array(s);for(let e=0;e<s;e++){const s=new Float32Array(4);s[0]=i[o++]/255,s[1]=i[o++]/255,s[2]=i[o++]/255,s[3]=i[o++]/255,t[e]=s}}return a}getPixels(e){const[t,s]=this.output,r=e?u.flipPixels(this._imageData.data,t,s):this._imageData.data.slice(0);return this.asyncMode?Promise.resolve(r):r}_imageTo3DArray(e){const t=new Array(e.length);for(let s=0;s<e.length;s++)t[s]=this._mediaTo2DArray(e[s]);return t}_resultKernelHeader(){if(this.graphical)return"";if(this.immutable)return"";if(!this.pipeline)return"";switch(this.output.length){case 1:return this._mutableKernel1DResults();case 2:return this._mutableKernel2DResults();case 3:return this._mutableKernel3DResults()}}_resultKernelBody(e){switch(this.output.length){case 1:return(!this.immutable&&this.pipeline?this._resultMutableKernel1DLoop(e):this._resultImmutableKernel1DLoop(e))+this._kernelOutput();case 2:return(!this.immutable&&this.pipeline?this._resultMutableKernel2DLoop(e):this._resultImmutableKernel2DLoop(e))+this._kernelOutput();case 3:return(!this.immutable&&this.pipeline?this._resultMutableKernel3DLoop(e):this._resultImmutableKernel3DLoop(e))+this._kernelOutput();default:throw new Error("unsupported size kernel")}}_graphicalKernelBody(e){if(2===this.output.length)return this._graphicalKernel2DLoop(e)+this._graphicalOutput();throw new Error("unsupported size kernel")}_graphicalOutput(){return"\n    this._imageData.data.set(this._colorData);\n    this.context.putImageData(this._imageData, 0, 0);\n    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result_${t.name} = new ${e}(outputX);\n`).join("    ")}\n    ${this._mapSubKernels(e=>`let subKernelResult_${e.name};\n`).join("    ")}`}_resultMutableKernel1DLoop(e){return`  const outputX = _this.output[0];\n    for (let x = 0; x < outputX; x++) {\n      this.thread.x = x;\n      this.thread.y = 0;\n      this.thread.z = 0;\n      ${e}\n    }`}_resultImmutableKernel2DLoop(e){const t=this._getKernelResultTypeConstructorString();return`  const outputX = _this.output[0];\n    const outputY = _this.output[1];\n    const result = new Array(outputY);\n    ${this._mapSubKernels(e=>`const result_${e.name} = new Array(outputY);\n`).join("    ")}\n    ${this._mapSubKernels(e=>`let subKernelResult_${e.name};\n`).join("    ")}\n    for (let y = 0; y < outputY; y++) {\n      this.thread.z = 0;\n      this.thread.y = y;\n      const resultX = result[y] = new ${t}(outputX);\n      ${this._mapSubKernels(e=>`const resultX_${e.name} = result_${e.name}[y] = new ${t}(outputX);\n`).join("")}\n      for (let x = 0; x < outputX; x++) {\n        this.thread.x = x;\n        ${e}\n      }\n    }`}_mutableKernel2DResults(){const e=this._getKernelResultTypeConstructorString();return`  const outputX = _this.output[0];\n    const outputY = _this.output[1];\n    const result = new Array(outputY);\n    ${this._mapSubKernels(e=>`const result_${e.name} = new Array(outputY);\n`).join("    ")}\n    ${this._mapSubKernels(e=>`let subKernelResult_${e.name};\n`).join("    ")}\n    for (let y = 0; y < outputY; y++) {\n      const resultX = result[y] = new ${e}(outputX);\n      ${this._mapSubKernels(t=>`const resultX_${t.name} = result_${t.name}[y] = new ${e}(outputX);\n`).join("")}\n    }`}_resultMutableKernel2DLoop(e){const t=this._getKernelResultTypeConstructorString();return`  const outputX = _this.output[0];\n    const outputY = _this.output[1];\n    for (let y = 0; y < outputY; y++) {\n      this.thread.z = 0;\n      this.thread.y = y;\n      const resultX = result[y];\n      ${this._mapSubKernels(e=>`const resultX_${e.name} = result_${e.name}[y] = new ${t}(outputX);\n`).join("")}\n      for (let x = 0; x < outputX; x++) {\n        this.thread.x = x;\n        ${e}\n      }\n    }`}_graphicalKernel2DLoop(e){return`  const outputX = _this.output[0];\n    const outputY = _this.output[1];\n    for (let y = 0; y < outputY; y++) {\n      this.thread.z = 0;\n      this.thread.y = y;\n      for (let x = 0; x < outputX; x++) {\n        this.thread.x = x;\n        ${e}\n      }\n    }`}_resultImmutableKernel3DLoop(e){const t=this._getKernelResultTypeConstructorString();return`  const outputX = _this.output[0];\n    const outputY = _this.output[1];\n    const outputZ = _this.output[2];\n    const result = new Array(outputZ);\n    ${this._mapSubKernels(e=>`const result_${e.name} = new Array(outputZ);\n`).join("    ")}\n    ${this._mapSubKernels(e=>`let subKernelResult_${e.name};\n`).join("    ")}\n    for (let z = 0; z < outputZ; z++) {\n      this.thread.z = z;\n      const resultY = result[z] = new Array(outputY);\n      ${this._mapSubKernels(e=>`const resultY_${e.name} = result_${e.name}[z] = new Array(outputY);\n`).join("      ")}\n      for (let y = 0; y < outputY; y++) {\n        this.thread.y = y;\n        const resultX = resultY[y] = new ${t}(outputX);\n        ${this._mapSubKernels(e=>`const resultX_${e.name} = resultY_${e.name}[y] = new ${t}(outputX);\n`).join("        ")}\n        for (let x = 0; x < outputX; x++) {\n          this.thread.x = x;\n          ${e}\n        }\n      }\n    }`}_mutableKernel3DResults(){const e=this._getKernelResultTypeConstructorString();return`  const outputX = _this.output[0];\n    const outputY = _this.output[1];\n    const outputZ = _this.output[2];\n    const result = new Array(outputZ);\n    ${this._mapSubKernels(e=>`const result_${e.name} = new Array(outputZ);\n`).join("    ")}\n    ${this._mapSubKernels(e=>`let subKernelResult_${e.name};\n`).join("    ")}\n    for (let z = 0; z < outputZ; z++) {\n      const resultY = result[z] = new Array(outputY);\n      ${this._mapSubKernels(e=>`const resultY_${e.name} = result_${e.name}[z] = new Array(outputY);\n`).join("      ")}\n      for (let y = 0; y < outputY; y++) {\n        const resultX = resultY[y] = new ${e}(outputX);\n        ${this._mapSubKernels(t=>`const resultX_${t.name} = resultY_${t.name}[y] = new ${e}(outputX);\n`).join("        ")}\n      }\n    }`}_resultMutableKernel3DLoop(e){return`  const outputX = _this.output[0];\n    const outputY = _this.output[1];\n    const outputZ = _this.output[2];\n    for (let z = 0; z < outputZ; z++) {\n      this.thread.z = z;\n      const resultY = result[z];\n      for (let y = 0; y < outputY; y++) {\n        this.thread.y = y;\n        const resultX = resultY[y];\n        for (let x = 0; x < outputX; x++) {\n          this.thread.x = x;\n          ${e}\n        }\n      }\n    }`}_kernelOutput(){return this.subKernels?`\n    return {\n      result: result,\n      ${this.subKernels.map(e=>`${e.property}: result_${e.name}`).join(",\n      ")}\n    };`:"\n    return result;"}_mapSubKernels(e){return null===this.subKernels?[""]:this.subKernels.map(e)}destroy(e){e&&delete this.canvas}static destroyContext(e){}toJSON(){const e=super.toJSON();return e.functionNodes=r.fromKernel(this,n).toJSON(),e}setOutput(e){super.setOutput(e);const[t,s]=this.output;this.graphical&&(this._imageData=this.context.createImageData(t,s),this._colorData=new Uint8ClampedArray(t*s*4))}prependString(e){if(this._kernelString)throw new Error("Kernel already built");this._prependedString.push(e)}hasPrependString(e){return this._prependedString.indexOf(e)>-1}}}}),d=e((e,t)=>{t.exports={}}),f=e((e,t)=>{const{Texture:s}=n();function r(e,t){e.activeTexture(e.TEXTURE15),e.bindTexture(e.TEXTURE_2D,t),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST)}t.exports={GLTexture:class extends s{get textureType(){throw new Error(`"textureType" not implemented on ${this.name}`)}clone(){return new this.constructor(this)}beforeMutate(){return this.texture._refs>1&&(this.newTexture(),!0)}cloneTexture(){this.texture._refs--;const{context:e,size:t,texture:s,kernel:n}=this;n.debug&&console.warn("cloning internal texture"),e.bindFramebuffer(e.FRAMEBUFFER,this.framebuffer()),r(e,s),e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,s,0);const i=e.createTexture();r(e,i),e.texImage2D(e.TEXTURE_2D,0,this.internalFormat,t[0],t[1],0,this.textureFormat,this.textureType,null),e.copyTexSubImage2D(e.TEXTURE_2D,0,0,0,0,0,t[0],t[1]),i._refs=1,this.texture=i}newTexture(){this.texture._refs--;const e=this.context,t=this.size;this.kernel.debug&&console.warn("new internal texture");const s=e.createTexture();r(e,s),e.texImage2D(e.TEXTURE_2D,0,this.internalFormat,t[0],t[1],0,this.textureFormat,this.textureType,null),s._refs=1,this.texture=s}clear(){if(this.texture._refs){this.texture._refs--;const e=this.context,t=this.texture=e.createTexture();r(e,t);const s=this.size;t._refs=1,e.texImage2D(e.TEXTURE_2D,0,this.internalFormat,s[0],s[1],0,this.textureFormat,this.textureType,null)}const{context:e,texture:t}=this;e.bindFramebuffer(e.FRAMEBUFFER,this.framebuffer()),e.bindTexture(e.TEXTURE_2D,t),r(e,t),e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,t,0),e.clearColor(0,0,0,0),e.clear(e.COLOR_BUFFER_BIT|e.DEPTH_BUFFER_BIT)}delete(){this._deleted||(this._deleted=!0,this.texture._refs&&(this.texture._refs--,this.texture._refs)||(this.kernel&&this.kernel.deleteTexture?this.kernel.deleteTexture(this.texture):this.context.deleteTexture(this.texture)))}framebuffer(){return this._framebuffer||(this._framebuffer=this.kernel.getRawValueFramebuffer(this.size[0],this.size[1])),this._framebuffer}}}}),m=e((e,t)=>{const{utils:s}=i(),{GLTexture:r}=f();t.exports={GLTextureFloat:class extends r{get textureType(){return this.context.FLOAT}constructor(e){super(e),this.type="ArrayTexture(1)"}renderRawOutput(){const e=this.context,t=this.size;e.bindFramebuffer(e.FRAMEBUFFER,this.framebuffer()),e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,this.texture,0);const s=new Float32Array(t[0]*t[1]*4);return e.readPixels(0,0,t[0],t[1],e.RGBA,e.FLOAT,s),s}renderValues(){return this._deleted?null:this.renderRawOutput()}toArray(){return s.erectFloat(this.renderValues(),this.output[0])}}}}),g=e((e,t)=>{const{utils:s}=i(),{GLTextureFloat:r}=m();t.exports={GLTextureArray2Float:class extends r{constructor(e){super(e),this.type="ArrayTexture(2)"}toArray(){return s.erectArray2(this.renderValues(),this.output[0],this.output[1])}}}}),y=e((e,t)=>{const{utils:s}=i(),{GLTextureFloat:r}=m();t.exports={GLTextureArray2Float2D:class extends r{constructor(e){super(e),this.type="ArrayTexture(2)"}toArray(){return s.erect2DArray2(this.renderValues(),this.output[0],this.output[1])}}}}),x=e((e,t)=>{const{utils:s}=i(),{GLTextureFloat:r}=m();t.exports={GLTextureArray2Float3D:class extends r{constructor(e){super(e),this.type="ArrayTexture(2)"}toArray(){return s.erect3DArray2(this.renderValues(),this.output[0],this.output[1],this.output[2])}}}}),b=e((e,t)=>{const{utils:s}=i(),{GLTextureFloat:r}=m();t.exports={GLTextureArray3Float:class extends r{constructor(e){super(e),this.type="ArrayTexture(3)"}toArray(){return s.erectArray3(this.renderValues(),this.output[0])}}}}),v=e((e,t)=>{const{utils:s}=i(),{GLTextureFloat:r}=m();t.exports={GLTextureArray3Float2D:class extends r{constructor(e){super(e),this.type="ArrayTexture(3)"}toArray(){return s.erect2DArray3(this.renderValues(),this.output[0],this.output[1])}}}}),S=e((e,t)=>{const{utils:s}=i(),{GLTextureFloat:r}=m();t.exports={GLTextureArray3Float3D:class extends r{constructor(e){super(e),this.type="ArrayTexture(3)"}toArray(){return s.erect3DArray3(this.renderValues(),this.output[0],this.output[1],this.output[2])}}}}),T=e((e,t)=>{const{utils:s}=i(),{GLTextureFloat:r}=m();t.exports={GLTextureArray4Float:class extends r{constructor(e){super(e),this.type="ArrayTexture(4)"}toArray(){return s.erectArray4(this.renderValues(),this.output[0])}}}}),A=e((e,t)=>{const{utils:s}=i(),{GLTextureFloat:r}=m();t.exports={GLTextureArray4Float2D:class extends r{constructor(e){super(e),this.type="ArrayTexture(4)"}toArray(){return s.erect2DArray4(this.renderValues(),this.output[0],this.output[1])}}}}),w=e((e,t)=>{const{utils:s}=i(),{GLTextureFloat:r}=m();t.exports={GLTextureArray4Float3D:class extends r{constructor(e){super(e),this.type="ArrayTexture(4)"}toArray(){return s.erect3DArray4(this.renderValues(),this.output[0],this.output[1],this.output[2])}}}}),_=e((e,t)=>{const{utils:s}=i(),{GLTextureFloat:r}=m();t.exports={GLTextureFloat2D:class extends r{constructor(e){super(e),this.type="ArrayTexture(1)"}toArray(){return s.erect2DFloat(this.renderValues(),this.output[0],this.output[1])}}}}),E=e((e,t)=>{const{utils:s}=i(),{GLTextureFloat:r}=m();t.exports={GLTextureFloat3D:class extends r{constructor(e){super(e),this.type="ArrayTexture(1)"}toArray(){return s.erect3DFloat(this.renderValues(),this.output[0],this.output[1],this.output[2])}}}}),I=e((e,t)=>{const{utils:s}=i(),{GLTextureFloat:r}=m();t.exports={GLTextureMemoryOptimized:class extends r{constructor(e){super(e),this.type="MemoryOptimizedNumberTexture"}toArray(){return s.erectMemoryOptimizedFloat(this.renderValues(),this.output[0])}}}}),k=e((e,t)=>{const{utils:s}=i(),{GLTextureFloat:r}=m();t.exports={GLTextureMemoryOptimized2D:class extends r{constructor(e){super(e),this.type="MemoryOptimizedNumberTexture"}toArray(){return s.erectMemoryOptimized2DFloat(this.renderValues(),this.output[0],this.output[1])}}}}),C=e((e,t)=>{const{utils:s}=i(),{GLTextureFloat:r}=m();t.exports={GLTextureMemoryOptimized3D:class extends r{constructor(e){super(e),this.type="MemoryOptimizedNumberTexture"}toArray(){return s.erectMemoryOptimized3DFloat(this.renderValues(),this.output[0],this.output[1],this.output[2])}}}}),L=e((e,t)=>{const{utils:s}=i(),{GLTexture:r}=f();t.exports={GLTextureUnsigned:class extends r{get textureType(){return this.context.UNSIGNED_BYTE}constructor(e){super(e),this.type="NumberTexture"}renderRawOutput(){const{context:e}=this;e.bindFramebuffer(e.FRAMEBUFFER,this.framebuffer()),e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,this.texture,0);const t=new Uint8Array(this.size[0]*this.size[1]*4);return e.readPixels(0,0,this.size[0],this.size[1],e.RGBA,e.UNSIGNED_BYTE,t),t}renderValues(){return this._deleted?null:new Float32Array(this.renderRawOutput().buffer)}toArray(){return s.erectPackedFloat(this.renderValues(),this.output[0])}}}}),D=e((e,t)=>{const{utils:s}=i(),{GLTextureUnsigned:r}=L();t.exports={GLTextureUnsigned2D:class extends r{constructor(e){super(e),this.type="NumberTexture"}toArray(){return s.erect2DPackedFloat(this.renderValues(),this.output[0],this.output[1])}}}}),F=e((e,t)=>{const{utils:s}=i(),{GLTextureUnsigned:r}=L();t.exports={GLTextureUnsigned3D:class extends r{constructor(e){super(e),this.type="NumberTexture"}toArray(){return s.erect3DPackedFloat(this.renderValues(),this.output[0],this.output[1],this.output[2])}}}}),$=e((e,t)=>{const{GLTextureUnsigned:s}=L();t.exports={GLTextureGraphical:class extends s{constructor(e){super(e),this.type="ArrayTexture(4)"}toArray(){return this.renderValues()}}}}),R=e((e,t)=>{const{Kernel:s}=a(),{utils:r}=i(),{GLTextureArray2Float:n}=g(),{GLTextureArray2Float2D:o}=y(),{GLTextureArray2Float3D:u}=x(),{GLTextureArray3Float:l}=b(),{GLTextureArray3Float2D:h}=v(),{GLTextureArray3Float3D:c}=S(),{GLTextureArray4Float:p}=T(),{GLTextureArray4Float2D:d}=A(),{GLTextureArray4Float3D:f}=w(),{GLTextureFloat:R}=m(),{GLTextureFloat2D:N}=_(),{GLTextureFloat3D:M}=E(),{GLTextureMemoryOptimized:G}=I(),{GLTextureMemoryOptimized2D:O}=k(),{GLTextureMemoryOptimized3D:V}=C(),{GLTextureUnsigned:P}=L(),{GLTextureUnsigned2D:B}=D(),{GLTextureUnsigned3D:z}=F(),{GLTextureGraphical:U}=$();const K={int:"Integer",float:"Number",vec2:"Array(2)",vec3:"Array(3)",vec4:"Array(4)"};t.exports={GLKernel:class extends s{static get mode(){return"gpu"}static getIsFloatRead(){const e=new this("function kernelFunction() {\n      return 1;\n    }",{context:this.testContext,canvas:this.testCanvas,validate:!1,output:[1],precision:"single",returnType:"Number",tactic:"speed"});e.build(),e.run();const t=e.renderOutput();return e.destroy(!0),1===t[0]}static getIsIntegerDivisionAccurate(){const e=new this(function(e,t){return e[this.thread.x]/t[this.thread.x]}.toString(),{context:this.testContext,canvas:this.testCanvas,validate:!1,output:[2],returnType:"Number",precision:"unsigned",tactic:"speed"}),t=[[6,6030401],[3,3991]];e.build.apply(e,t),e.run.apply(e,t);const s=e.renderOutput();return e.destroy(!0),2===s[0]&&1511===s[1]}static getIsSpeedTacticSupported(){const e=new this(function(e){return e[this.thread.x]}.toString(),{context:this.testContext,canvas:this.testCanvas,validate:!1,output:[4],returnType:"Number",precision:"unsigned",tactic:"speed"}),t=[[0,1,2,3]];e.build.apply(e,t),e.run.apply(e,t);const s=e.renderOutput();return e.destroy(!0),0===Math.round(s[0])&&1===Math.round(s[1])&&2===Math.round(s[2])&&3===Math.round(s[3])}static get testCanvas(){throw new Error(`"testCanvas" not defined on ${this.name}`)}static get testContext(){throw new Error(`"testContext" not defined on ${this.name}`)}static getFeatures(){const e=this.testContext,t=this.getIsDrawBuffers();return Object.freeze({isFloatRead:this.getIsFloatRead(),isIntegerDivisionAccurate:this.getIsIntegerDivisionAccurate(),isSpeedTacticSupported:this.getIsSpeedTacticSupported(),isTextureFloat:this.getIsTextureFloat(),isDrawBuffers:t,kernelMap:t,channelCount:this.getChannelCount(),maxTextureSize:this.getMaxTextureSize(),lowIntPrecision:e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.LOW_INT),lowFloatPrecision:e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.LOW_FLOAT),mediumIntPrecision:e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.MEDIUM_INT),mediumFloatPrecision:e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.MEDIUM_FLOAT),highIntPrecision:e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.HIGH_INT),highFloatPrecision:e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.HIGH_FLOAT)})}static setupFeatureChecks(){throw new Error(`"setupFeatureChecks" not defined on ${this.name}`)}static getSignature(e,t){return e.getVariablePrecisionString()+(t.length>0?":"+t.join(","):"")}setFixIntegerDivisionAccuracy(e){return this.fixIntegerDivisionAccuracy=e,this}setPrecision(e){return this.precision=e,this}setFloatTextures(e){return r.warnDeprecated("method","setFloatTextures","setOptimizeFloatMemory"),this.floatTextures=e,this}static nativeFunctionArguments(e){const t=[],s=[],r=[],n=/^[a-zA-Z_]/,i=/[a-zA-Z_0-9]/;let a=0,o=null,u=null;for(;a<e.length;){const l=e[a],h=e[a+1],c=r.length>0?r[r.length-1]:null;if("FUNCTION_ARGUMENTS"!==c||"/"!==l||"*"!==h)if("MULTI_LINE_COMMENT"!==c||"*"!==l||"/"!==h)if("FUNCTION_ARGUMENTS"!==c||"/"!==l||"/"!==h)if("COMMENT"!==c||"\n"!==l)if(null!==c||"("!==l){if("FUNCTION_ARGUMENTS"===c){if(")"===l){r.pop();break}if("f"===l&&"l"===h&&"o"===e[a+2]&&"a"===e[a+3]&&"t"===e[a+4]&&" "===e[a+5]){r.push("DECLARE_VARIABLE"),u="float",o="",a+=6;continue}if("i"===l&&"n"===h&&"t"===e[a+2]&&" "===e[a+3]){r.push("DECLARE_VARIABLE"),u="int",o="",a+=4;continue}if("v"===l&&"e"===h&&"c"===e[a+2]&&"2"===e[a+3]&&" "===e[a+4]){r.push("DECLARE_VARIABLE"),u="vec2",o="",a+=5;continue}if("v"===l&&"e"===h&&"c"===e[a+2]&&"3"===e[a+3]&&" "===e[a+4]){r.push("DECLARE_VARIABLE"),u="vec3",o="",a+=5;continue}if("v"===l&&"e"===h&&"c"===e[a+2]&&"4"===e[a+3]&&" "===e[a+4]){r.push("DECLARE_VARIABLE"),u="vec4",o="",a+=5;continue}}else if("DECLARE_VARIABLE"===c){if(""===o){if(" "===l){a++;continue}if(!n.test(l))throw new Error("variable name is not expected string")}o+=l,i.test(h)||(r.pop(),s.push(o),t.push(K[u]))}a++}else r.push("FUNCTION_ARGUMENTS"),a++;else r.pop(),a++;else r.push("COMMENT"),a+=2;else r.pop(),a+=2;else r.push("MULTI_LINE_COMMENT"),a+=2}if(r.length>0)throw new Error("GLSL function was not parsable");return{argumentNames:s,argumentTypes:t}}static nativeFunctionReturnType(e){return K[e.match(/int|float|vec[2-4]/)[0]]}static combineKernels(e,t){e.apply(null,arguments);const{texSize:s,context:n,threadDim:i}=t.texSize;let a;if("single"===t.precision){const e=s[0],t=Math.ceil(s[1]/4);a=new Float32Array(e*t*4*4),n.readPixels(0,0,e,4*t,n.RGBA,n.FLOAT,a)}else{const e=new Uint8Array(s[0]*s[1]*4);n.readPixels(0,0,s[0],s[1],n.RGBA,n.UNSIGNED_BYTE,e),a=new Float32Array(e.buffer)}return a=a.subarray(0,i[0]*i[1]*i[2]),1===t.output.length?a:2===t.output.length?r.splitArray(a,t.output[0]):3===t.output.length?r.splitArray(a,t.output[0]*t.output[1]).map(function(e){return r.splitArray(e,t.output[0])}):void 0}constructor(e,t){super(e,t),this.transferValues=null,this.formatValues=null,this.TextureConstructor=null,this.renderOutput=null,this.renderRawOutput=null,this.texSize=null,this.translatedSource=null,this.compiledFragmentShader=null,this.compiledVertexShader=null,this.switchingKernels=null,this._textureSwitched=null,this._mappedTextureSwitched=null}checkTextureSize(){const{features:e}=this.constructor;if(this.texSize[0]>e.maxTextureSize||this.texSize[1]>e.maxTextureSize)throw new Error(`Texture size [${this.texSize[0]},${this.texSize[1]}] generated by kernel is larger than supported size [${e.maxTextureSize},${e.maxTextureSize}]`)}translateSource(){throw new Error(`"translateSource" not defined on ${this.constructor.name}`)}pickRenderStrategy(e){if(this.graphical)return this.renderRawOutput=this.readPackedPixelsToUint8Array,this.transferValues=e=>e,this.TextureConstructor=U,null;if("unsigned"===this.precision)if(this.renderRawOutput=this.readPackedPixelsToUint8Array,this.transferValues=this.readPackedPixelsToFloat32Array,this.pipeline)switch(this.renderOutput=this.renderTexture,null!==this.subKernels&&(this.renderKernels=this.renderKernelsToTextures),this.returnType){case"LiteralInteger":case"Float":case"Number":case"Integer":return this.output[2]>0?(this.TextureConstructor=z,null):this.output[1]>0?(this.TextureConstructor=B,null):(this.TextureConstructor=P,null);case"Array(2)":case"Array(3)":case"Array(4)":return this.requestFallback(e,`${this.returnType} output requires single precision, which this context does not support`)}else switch(null!==this.subKernels&&(this.renderKernels=this.renderKernelsToArrays),this.returnType){case"LiteralInteger":case"Float":case"Number":case"Integer":return this.renderOutput=this.renderValues,this.output[2]>0?(this.TextureConstructor=z,this.formatValues=r.erect3DPackedFloat,null):this.output[1]>0?(this.TextureConstructor=B,this.formatValues=r.erect2DPackedFloat,null):(this.TextureConstructor=P,this.formatValues=r.erectPackedFloat,null);case"Array(2)":case"Array(3)":case"Array(4)":return this.requestFallback(e,`${this.returnType} output requires single precision, which this context does not support`)}else{if("single"!==this.precision)throw new Error(`unhandled precision of "${this.precision}"`);if(this.renderRawOutput=this.readFloatPixelsToFloat32Array,this.transferValues=this.readFloatPixelsToFloat32Array,this.pipeline)switch(this.renderOutput=this.renderTexture,null!==this.subKernels&&(this.renderKernels=this.renderKernelsToTextures),this.returnType){case"LiteralInteger":case"Float":case"Number":case"Integer":return this.optimizeFloatMemory?this.output[2]>0?(this.TextureConstructor=V,null):this.output[1]>0?(this.TextureConstructor=O,null):(this.TextureConstructor=G,null):this.output[2]>0?(this.TextureConstructor=M,null):this.output[1]>0?(this.TextureConstructor=N,null):(this.TextureConstructor=R,null);case"Array(2)":return this.output[2]>0?(this.TextureConstructor=u,null):this.output[1]>0?(this.TextureConstructor=o,null):(this.TextureConstructor=n,null);case"Array(3)":return this.output[2]>0?(this.TextureConstructor=c,null):this.output[1]>0?(this.TextureConstructor=h,null):(this.TextureConstructor=l,null);case"Array(4)":return this.output[2]>0?(this.TextureConstructor=f,null):this.output[1]>0?(this.TextureConstructor=d,null):(this.TextureConstructor=p,null)}if(this.renderOutput=this.renderValues,null!==this.subKernels&&(this.renderKernels=this.renderKernelsToArrays),this.optimizeFloatMemory)switch(this.returnType){case"LiteralInteger":case"Float":case"Number":case"Integer":return this.output[2]>0?(this.TextureConstructor=V,this.formatValues=r.erectMemoryOptimized3DFloat,null):this.output[1]>0?(this.TextureConstructor=O,this.formatValues=r.erectMemoryOptimized2DFloat,null):(this.TextureConstructor=G,this.formatValues=r.erectMemoryOptimizedFloat,null);case"Array(2)":return this.output[2]>0?(this.TextureConstructor=u,this.formatValues=r.erect3DArray2,null):this.output[1]>0?(this.TextureConstructor=o,this.formatValues=r.erect2DArray2,null):(this.TextureConstructor=n,this.formatValues=r.erectArray2,null);case"Array(3)":return this.output[2]>0?(this.TextureConstructor=c,this.formatValues=r.erect3DArray3,null):this.output[1]>0?(this.TextureConstructor=h,this.formatValues=r.erect2DArray3,null):(this.TextureConstructor=l,this.formatValues=r.erectArray3,null);case"Array(4)":return this.output[2]>0?(this.TextureConstructor=f,this.formatValues=r.erect3DArray4,null):this.output[1]>0?(this.TextureConstructor=d,this.formatValues=r.erect2DArray4,null):(this.TextureConstructor=p,this.formatValues=r.erectArray4,null)}else switch(this.returnType){case"LiteralInteger":case"Float":case"Number":case"Integer":return this.output[2]>0?(this.TextureConstructor=M,this.formatValues=r.erect3DFloat,null):this.output[1]>0?(this.TextureConstructor=N,this.formatValues=r.erect2DFloat,null):(this.TextureConstructor=R,this.formatValues=r.erectFloat,null);case"Array(2)":return this.output[2]>0?(this.TextureConstructor=u,this.formatValues=r.erect3DArray2,null):this.output[1]>0?(this.TextureConstructor=o,this.formatValues=r.erect2DArray2,null):(this.TextureConstructor=n,this.formatValues=r.erectArray2,null);case"Array(3)":return this.output[2]>0?(this.TextureConstructor=c,this.formatValues=r.erect3DArray3,null):this.output[1]>0?(this.TextureConstructor=h,this.formatValues=r.erect2DArray3,null):(this.TextureConstructor=l,this.formatValues=r.erectArray3,null);case"Array(4)":return this.output[2]>0?(this.TextureConstructor=f,this.formatValues=r.erect3DArray4,null):this.output[1]>0?(this.TextureConstructor=d,this.formatValues=r.erect2DArray4,null):(this.TextureConstructor=p,this.formatValues=r.erectArray4,null)}}throw new Error(`unhandled return type "${this.returnType}"`)}getKernelString(){throw new Error("abstract method call")}getMainResultTexture(){switch(this.returnType){case"LiteralInteger":case"Float":case"Integer":case"Number":return this.getMainResultNumberTexture();case"Array(2)":return this.getMainResultArray2Texture();case"Array(3)":return this.getMainResultArray3Texture();case"Array(4)":return this.getMainResultArray4Texture();default:throw new Error(`unhandled returnType type ${this.returnType}`)}}getMainResultKernelNumberTexture(){throw new Error("abstract method call")}getMainResultSubKernelNumberTexture(){throw new Error("abstract method call")}getMainResultKernelArray2Texture(){throw new Error("abstract method call")}getMainResultSubKernelArray2Texture(){throw new Error("abstract method call")}getMainResultKernelArray3Texture(){throw new Error("abstract method call")}getMainResultSubKernelArray3Texture(){throw new Error("abstract method call")}getMainResultKernelArray4Texture(){throw new Error("abstract method call")}getMainResultSubKernelArray4Texture(){throw new Error("abstract method call")}getMainResultGraphical(){throw new Error("abstract method call")}getMainResultMemoryOptimizedFloats(){throw new Error("abstract method call")}getMainResultPackedPixels(){throw new Error("abstract method call")}getMainResultString(){return this.graphical?this.getMainResultGraphical():"single"===this.precision?this.optimizeFloatMemory?this.getMainResultMemoryOptimizedFloats():this.getMainResultTexture():this.getMainResultPackedPixels()}getMainResultNumberTexture(){return r.linesToString(this.getMainResultKernelNumberTexture())+r.linesToString(this.getMainResultSubKernelNumberTexture())}getMainResultArray2Texture(){return r.linesToString(this.getMainResultKernelArray2Texture())+r.linesToString(this.getMainResultSubKernelArray2Texture())}getMainResultArray3Texture(){return r.linesToString(this.getMainResultKernelArray3Texture())+r.linesToString(this.getMainResultSubKernelArray3Texture())}getMainResultArray4Texture(){return r.linesToString(this.getMainResultKernelArray4Texture())+r.linesToString(this.getMainResultSubKernelArray4Texture())}getFloatTacticDeclaration(){return`precision ${this.getVariablePrecisionString(this.texSize,this.tactic)} float;\n`}getIntTacticDeclaration(){return`precision ${this.getVariablePrecisionString(this.texSize,this.tactic,!0)} int;\n`}getSampler2DTacticDeclaration(){return`precision ${this.getVariablePrecisionString(this.texSize,this.tactic)} sampler2D;\n`}getSampler2DArrayTacticDeclaration(){return`precision ${this.getVariablePrecisionString(this.texSize,this.tactic)} sampler2DArray;\n`}renderTexture(){return this.immutable?this.texture.clone():this.texture}readPackedPixelsToUint8Array(){if("unsigned"!==this.precision)throw new Error('Requires this.precision to be "unsigned"');const{texSize:e,context:t}=this,s=new Uint8Array(e[0]*e[1]*4);return t.readPixels(0,0,e[0],e[1],t.RGBA,t.UNSIGNED_BYTE,s),s}readPackedPixelsToFloat32Array(){return new Float32Array(this.readPackedPixelsToUint8Array().buffer)}readFloatPixelsToFloat32Array(){if("single"!==this.precision)throw new Error('Requires this.precision to be "single"');const{texSize:e,context:t}=this,s=e[0],r=e[1],n=new Float32Array(s*r*4);return t.readPixels(0,0,s,r,t.RGBA,t.FLOAT,n),n}getPixels(e){const{context:t,output:s}=this,[n,i]=s,a=new Uint8Array(n*i*4);t.readPixels(0,0,n,i,t.RGBA,t.UNSIGNED_BYTE,a);const o=new Uint8ClampedArray((e?a:r.flipPixels(a,n,i)).buffer);return this.asyncMode?Promise.resolve(o):o}renderKernelsToArrays(){const e={result:this.renderOutput()};for(let t=0;t<this.subKernels.length;t++)e[this.subKernels[t].property]=this.mappedTextures[t].toArray();return e}renderKernelsToTextures(){const e={result:this.renderOutput()};if(this.immutable)for(let t=0;t<this.subKernels.length;t++)e[this.subKernels[t].property]=this.mappedTextures[t].clone();else for(let t=0;t<this.subKernels.length;t++)e[this.subKernels[t].property]=this.mappedTextures[t];return e}setOutput(e){const t=this.toKernelOutput(e);if(this.program){if(!this.dynamicOutput)throw new Error("Resizing a kernel with dynamicOutput: false is not possible");const s=[t[0],t[1]||1,t[2]||1],n=r.getKernelTextureSize({optimizeFloatMemory:this.optimizeFloatMemory,precision:this.precision},s),i=this.texSize;if(i){const t=this.getVariablePrecisionString(i,this.tactic),s=this.getVariablePrecisionString(n,this.tactic);if(t!==s)return this.debug&&console.warn("Precision requirement changed, asking GPU instance to recompile"),void this.switchKernels({type:"outputPrecisionMismatch",precision:s,needed:e})}this.output=t,this.threadDim=s,this.texSize=n;const{context:a}=this;if(a.bindFramebuffer(a.FRAMEBUFFER,this.framebuffer),this.updateMaxTexSize(),this.framebuffer.width=this.texSize[0],this.framebuffer.height=this.texSize[1],a.viewport(0,0,this.maxTexSize[0],this.maxTexSize[1]),this.canvas.width=this.maxTexSize[0],this.canvas.height=this.maxTexSize[1],this.texture&&this.texture.delete(),this.texture=null,this._setupOutputTexture(),this.mappedTextures&&this.mappedTextures.length>0){for(let e=0;e<this.mappedTextures.length;e++)this.mappedTextures[e].delete();this.mappedTextures=null,this._setupSubOutputTextures()}}else this.output=t;return this}renderValues(){return this.formatValues(this.transferValues(),this.output[0],this.output[1],this.output[2])}getVariablePrecisionString(e=this.texSize,t=this.tactic,s=!1){if(!t){if(!this.constructor.features.isSpeedTacticSupported)return"highp";const t=this.constructor.features[s?"lowIntPrecision":"lowFloatPrecision"],r=this.constructor.features[s?"mediumIntPrecision":"mediumFloatPrecision"],n=this.constructor.features[s?"highIntPrecision":"highFloatPrecision"],i=Math.log2(e[0]*e[1]);if(i<=t.rangeMax)return"lowp";if(i<=r.rangeMax)return"mediump";if(i<=n.rangeMax)return"highp";throw new Error("The required size exceeds that of the ability of your system")}switch(t){case"speed":return"lowp";case"balanced":return"mediump";case"precision":return"highp";default:throw new Error(`Unknown tactic "${t}" use "speed", "balanced", "precision", or empty for auto`)}}updateTextureArgumentRefs(e,t){if(this.immutable)if(this.texture.texture===t.texture){const{prevArg:s}=e;s&&(1===s.texture._refs&&(this.texture.delete(),this.texture=s.clone(),this._textureSwitched=!0),s.delete()),e.prevArg=t.clone()}else if(this.mappedTextures&&this.mappedTextures.length>0){const{mappedTextures:s}=this;for(let r=0;r<s.length;r++){const n=s[r];if(n.texture===t.texture){const{prevArg:i}=e;return i&&(1===i.texture._refs&&(n.delete(),s[r]=i.clone(),this._mappedTextureSwitched[r]=!0),i.delete()),void(e.prevArg=t.clone())}}}}onActivate(e){if(this._textureSwitched=!0,this.texture=e.texture,this.mappedTextures){for(let e=0;e<this.mappedTextures.length;e++)this._mappedTextureSwitched[e]=!0;this.mappedTextures=e.mappedTextures}}initCanvas(){}}}}),N=e((e,t)=>{const{utils:s}=i(),{FunctionNode:r}=l(),n={"<":"ceil",">=":"ceil",">":"floor","<=":"floor"};function a(e){if(!e||"object"!=typeof e)return!0;if(Array.isArray(e))return e.every(a);if("UpdateExpression"===e.type||"AssignmentExpression"===e.type||"SequenceExpression"===e.type)return!1;for(const t in e)if("loc"!==t&&"range"!==t&&"parent"!==t&&!a(e[t]))return!1;return!0}function o(e){let t=!1;function s(e){if(!e||"object"!=typeof e||t)return!1;if(Array.isArray(e))return e.some(s);if("MemberExpression"===e.type&&e.computed)return!0;for(const t in e)if("loc"!==t&&"range"!==t&&"parent"!==t&&s(e[t]))return!0;return!1}return function e(r){if(r&&"object"==typeof r&&!t)if(Array.isArray(r))r.forEach(e);else if("MemberExpression"===r.type&&r.computed&&s(r.property))t=!0;else for(const t in r)"loc"!==t&&"range"!==t&&"parent"!==t&&e(r[t])}(e),t}function u(e,t){if(!e||"object"!=typeof e)return!1;if(Array.isArray(e))return e.some(e=>u(e,t));if("CallExpression"===e.type&&"Identifier"===e.callee.type&&e.callee.name===t)return!0;for(const s in e)if("loc"!==s&&"range"!==s&&"parent"!==s&&u(e[s],t))return!0;return!1}function h(e){let t=!1;return function e(s){if(s&&"object"==typeof s&&!t)if(Array.isArray(s))s.forEach(e);else if("CallExpression"===s.type&&"Identifier"===s.callee.type&&s.arguments.some(e=>u(e,s.callee.name)))t=!0;else for(const t in s)"loc"!==t&&"range"!==t&&"parent"!==t&&e(s[t])}(e),t}function c(e){const t="ExpressionStatement"===e.type&&"AssignmentExpression"===e.expression.type?e.expression:null;return function e(s){if(!s||"object"!=typeof s)return!0;if(Array.isArray(s))return s.every(e);if("string"==typeof s.type){if("UpdateExpression"===s.type||"SequenceExpression"===s.type)return!1;if("AssignmentExpression"===s.type&&s!==t)return!1}for(const t in s)if("loc"!==t&&"range"!==t&&"parent"!==t&&!e(s[t]))return!1;return!0}(e)}const p={"Matrix(2)":2,"Matrix(3)":3,"Matrix(4)":4},d={Array:"sampler2D","Array(2)":"vec2","Array(3)":"vec3","Array(4)":"vec4","Matrix(2)":"mat2","Matrix(3)":"mat3","Matrix(4)":"mat4",Array2D:"sampler2D",Array3D:"sampler2D",Boolean:"bool",Float:"float",Input:"sampler2D",Integer:"int",Number:"float",LiteralInteger:"float",NumberTexture:"sampler2D",MemoryOptimizedNumberTexture:"sampler2D","ArrayTexture(1)":"sampler2D","ArrayTexture(2)":"sampler2D","ArrayTexture(3)":"sampler2D","ArrayTexture(4)":"sampler2D",HTMLVideo:"sampler2D",HTMLCanvas:"sampler2D",OffscreenCanvas:"sampler2D",HTMLImage:"sampler2D",ImageBitmap:"sampler2D",ImageData:"sampler2D",HTMLImageArray:"sampler2DArray"},f={"===":"==","!==":"!="};t.exports={WebGLFunctionNode:class extends r{constructor(e,t){super(e,t),t&&t.hasOwnProperty("fixIntegerDivisionAccuracy")&&(this.fixIntegerDivisionAccuracy=t.fixIntegerDivisionAccuracy)}astConditionalExpression(e,t){if("ConditionalExpression"!==e.type)throw this.astErrorOutput("Not a conditional expression",e);const s=this.getType(e.consequent),r=this.getType(e.alternate);return null===s&&null===r?(t.push("if ("),this.astGeneric(e.test,t),t.push(") {"),this.astGeneric(e.consequent,t),t.push(";"),t.push("} else {"),this.astGeneric(e.alternate,t),t.push(";"),t.push("}"),t):(t.push("("),this.astGeneric(e.test,t),t.push("?"),this.astGeneric(e.consequent,t),t.push(":"),this.astGeneric(e.alternate,t),t.push(")"),t)}astFunction(e,t){if(this.isRootKernel)t.push("void");else{this.returnType||this.findLastReturn()&&(this.returnType=this.getType(e.body),"LiteralInteger"===this.returnType&&(this.returnType="Number"));const{returnType:s}=this;if(s){const e=d[s];if(!e)throw new Error(`unknown type ${s}`);t.push(e)}else t.push("void")}if(t.push(" "),t.push(this.name),t.push("("),!this.isRootKernel)for(let r=0;r<this.argumentNames.length;++r){const n=this.argumentNames[r];r>0&&t.push(", ");let i=this.argumentTypes[this.argumentNames.indexOf(n)];if(!i)throw this.astErrorOutput(`Unknown argument ${n} type`,e);"LiteralInteger"===i&&(this.argumentTypes[r]=i="Number");const a=d[i];if(!a)throw this.astErrorOutput("Unexpected expression",e);const o=s.sanitizeName(n);"sampler2D"===a||"sampler2DArray"===a?t.push(`${a} user_${o},ivec2 user_${o}Size,ivec3 user_${o}Dim`):t.push(`${a} user_${o}`)}if(t.push(") {\n"),this.isRootKernel){const e=this.getAssignedArguments();for(let r=0;r<this.argumentNames.length;++r){const n=this.argumentNames[r];if(!e.has(n))continue;const i=d[this.argumentTypes[r]];if("float"!==i&&"int"!==i&&"bool"!==i)continue;const a=s.sanitizeName(n);t.push(`${i} cellShadow_user_${a}=user_${a};\n`)}}for(let s=0;s<e.body.body.length;++s)this.astStatementWithHoisting(e.body.body[s],t),t.push("\n");return t.push("}\n"),t}astReturnStatement(e,t){if(!e.argument)throw this.astErrorOutput("Unexpected return statement",e);this.pushState("skip-literal-correction");const s=this.getType(e.argument);this.popState("skip-literal-correction");const r=[];switch(this.returnType||(this.returnType="LiteralInteger"===s||"Integer"===s?"Number":s),this.returnType){case"LiteralInteger":case"Number":case"Float":switch(s){case"Integer":r.push("float("),this.astGeneric(e.argument,r),r.push(")");break;case"LiteralInteger":this.castLiteralToFloat(e.argument,r),"Integer"===this.getType(e)&&(r.unshift("float("),r.push(")"));break;default:this.astGeneric(e.argument,r)}break;case"Integer":switch(s){case"Float":case"Number":this.castValueToInteger(e.argument,r);break;case"LiteralInteger":this.castLiteralToInteger(e.argument,r);break;default:this.astGeneric(e.argument,r)}break;case"Array(4)":case"Array(3)":case"Array(2)":case"Matrix(2)":case"Matrix(3)":case"Matrix(4)":case"Input":this.astGeneric(e.argument,r);break;default:throw this.astErrorOutput(`unhandled return type ${this.returnType}`,e)}return this.isRootKernel?(t.push(`kernelResult = ${r.join("")};`),t.push("return;")):this.isSubKernel?(t.push(`subKernelResult_${this.name} = ${r.join("")};`),t.push(`return subKernelResult_${this.name};`)):t.push(`return ${r.join("")};`),t}astLiteral(e,t){if(isNaN(e.value))throw this.astErrorOutput("Non-numeric literal not supported : "+e.value,e);const r=this.astKey(e);return Number.isInteger(e.value)?this.isState("casting-to-integer")||this.isState("building-integer")?(this.literalTypes[r]="Integer",t.push(`${e.value}`)):(this.isState("casting-to-float")||this.isState("building-float"),this.literalTypes[r]="Number",t.push(s.glslFloatLiteral(e.value))):this.isState("casting-to-integer")||this.isState("building-integer")?(this.literalTypes[r]="Integer",t.push(Math.round(e.value))):(this.literalTypes[r]="Number",t.push(`${e.value}`)),t}astBinaryExpression(e,t){if(this.checkAndUpconvertOperator(e,t))return t;if("/"===e.operator){const s=this.fixIntegerDivisionAccuracy;switch(t.push(s?"divWithIntCheck(":"("),this.pushState("building-float"),this.getType(e.left)){case"Integer":this.castValueToFloat(e.left,t);break;case"LiteralInteger":this.castLiteralToFloat(e.left,t);break;default:this.astGeneric(e.left,t)}switch(t.push(s?", ":"/"),this.getType(e.right)){case"Integer":this.castValueToFloat(e.right,t);break;case"LiteralInteger":this.castLiteralToFloat(e.right,t);break;default:this.astGeneric(e.right,t)}return this.popState("building-float"),t.push(")"),t}t.push("(");const s=this.getType(e.left)||"Number",r=this.getType(e.right)||"Number";if(!s||!r)throw this.astErrorOutput("Unhandled binary expression",e);const i=s+" & "+r;switch(i){case"Integer & Integer":this.pushState("building-integer"),this.astGeneric(e.left,t),t.push(f[e.operator]||e.operator),this.astGeneric(e.right,t),this.popState("building-integer");break;case"Number & Float":case"Float & Number":case"Float & Float":case"Number & Number":this.pushState("building-float"),this.astGeneric(e.left,t),t.push(f[e.operator]||e.operator),this.astGeneric(e.right,t),this.popState("building-float");break;case"LiteralInteger & LiteralInteger":this.isState("casting-to-integer")||this.isState("building-integer")?(this.pushState("building-integer"),this.astGeneric(e.left,t),t.push(f[e.operator]||e.operator),this.astGeneric(e.right,t),this.popState("building-integer")):(this.pushState("building-float"),this.castLiteralToFloat(e.left,t),t.push(f[e.operator]||e.operator),this.castLiteralToFloat(e.right,t),this.popState("building-float"));break;case"Integer & Float":case"Integer & Number":{const s=n[e.operator];if(s){this.pushState("building-integer"),this.astGeneric(e.left,t),t.push(f[e.operator]||e.operator),"Literal"===e.right.type&&"number"==typeof e.right.value?t.push(`${Math[s](e.right.value)}`):(t.push(`int(${s}(`),this.pushState("building-float"),this.astGeneric(e.right,t),this.popState("building-float"),t.push("))")),this.popState("building-integer");break}this.pushState("building-float"),this.castValueToFloat(e.left,t),t.push(f[e.operator]||e.operator),this.astGeneric(e.right,t),this.popState("building-float");break}case"Integer & LiteralInteger":this.pushState("building-integer"),this.astGeneric(e.left,t),t.push(f[e.operator]||e.operator),this.castLiteralToInteger(e.right,t),this.popState("building-integer");break;case"Number & Integer":case"Float & Integer":this.pushState("building-float"),this.astGeneric(e.left,t),t.push(f[e.operator]||e.operator),this.castValueToFloat(e.right,t),this.popState("building-float");break;case"Float & LiteralInteger":case"Number & LiteralInteger":this.pushState("building-float"),this.astGeneric(e.left,t),t.push(f[e.operator]||e.operator),this.castLiteralToFloat(e.right,t),this.popState("building-float");break;case"LiteralInteger & Float":case"LiteralInteger & Number":this.isState("casting-to-integer")?(this.pushState("building-integer"),this.castLiteralToInteger(e.left,t),t.push(f[e.operator]||e.operator),this.castValueToInteger(e.right,t),this.popState("building-integer")):(this.pushState("building-float"),this.astGeneric(e.left,t),t.push(f[e.operator]||e.operator),this.pushState("casting-to-float"),this.astGeneric(e.right,t),this.popState("casting-to-float"),this.popState("building-float"));break;case"LiteralInteger & Integer":this.pushState("building-integer"),this.castLiteralToInteger(e.left,t),t.push(f[e.operator]||e.operator),this.astGeneric(e.right,t),this.popState("building-integer");break;case"Boolean & Boolean":this.pushState("building-boolean"),this.astGeneric(e.left,t),t.push(f[e.operator]||e.operator),this.astGeneric(e.right,t),this.popState("building-boolean");break;default:throw this.astErrorOutput(`Unhandled binary expression between ${i}`,e)}return t.push(")"),t}checkAndUpconvertOperator(e,t){const s=this.checkAndUpconvertBitwiseOperators(e,t);if(s)return s;const r={"%":this.fixIntegerDivisionAccuracy?"integerCorrectionModulo":"modulo","**":"pow"}[e.operator];if(!r)return null;switch(t.push(r),t.push("("),this.getType(e.left)){case"Integer":this.castValueToFloat(e.left,t);break;case"LiteralInteger":this.castLiteralToFloat(e.left,t);break;default:this.astGeneric(e.left,t)}switch(t.push(","),this.getType(e.right)){case"Integer":this.castValueToFloat(e.right,t);break;case"LiteralInteger":this.castLiteralToFloat(e.right,t);break;default:this.astGeneric(e.right,t)}return t.push(")"),t}checkAndUpconvertBitwiseOperators(e,t){const s={"&":"bitwiseAnd","|":"bitwiseOr","^":"bitwiseXOR","<<":"bitwiseZeroFillLeftShift",">>":"bitwiseSignedRightShift",">>>":"bitwiseZeroFillRightShift"}[e.operator];if(!s)return null;switch(t.push(s),t.push("("),this.getType(e.left)){case"Number":case"Float":this.castValueToInteger(e.left,t);break;case"LiteralInteger":this.castLiteralToInteger(e.left,t);break;default:this.astGeneric(e.left,t)}switch(t.push(","),this.getType(e.right)){case"Number":case"Float":this.castValueToInteger(e.right,t);break;case"LiteralInteger":this.castLiteralToInteger(e.right,t);break;default:this.astGeneric(e.right,t)}return t.push(")"),t}checkAndUpconvertBitwiseUnary(e,t){const s={"~":"bitwiseNot"}[e.operator];if(!s)return null;switch(t.push(s),t.push("("),this.getType(e.argument)){case"Number":case"Float":this.castValueToInteger(e.argument,t);break;case"LiteralInteger":this.castLiteralToInteger(e.argument,t);break;default:this.astGeneric(e.argument,t)}return t.push(")"),t}castLiteralToInteger(e,t){return this.pushState("casting-to-integer"),this.astGeneric(e,t),this.popState("casting-to-integer"),t}castLiteralToFloat(e,t){return this.pushState("casting-to-float"),this.astGeneric(e,t),this.popState("casting-to-float"),t}castValueToInteger(e,t){return this.pushState("casting-to-integer"),t.push("int("),this.astGeneric(e,t),t.push(")"),this.popState("casting-to-integer"),t}castValueToFloat(e,t){return this.pushState("casting-to-float"),t.push("float("),this.astGeneric(e,t),t.push(")"),this.popState("casting-to-float"),t}astIdentifierExpression(e,t){if("Identifier"!==e.type)throw this.astErrorOutput("IdentifierExpression - not an Identifier",e);const r=this.getType(e),n=s.sanitizeName(e.name);if("Infinity"===e.name)t.push("3.402823466e+38");else if("Boolean"===r)if(this.argumentNames.indexOf(n)>-1){const s=this.markupUserName(e.name);t.push(s.startsWith("cellShadow_")?s:`bool(${s})`)}else t.push(`user_${n}`);else t.push(this.markupUserName(e.name));return t}markupUserName(e){const t=s.sanitizeName(e);if(this.isRootKernel&&this.getAssignedArguments().has(e)){const s=this.argumentNames.indexOf(e),r=-1===s?null:d[this.argumentTypes[s]];if("float"===r||"int"===r||"bool"===r)return`cellShadow_user_${t}`}return`user_${t}`}astForStatement(e,t){if("ForStatement"!==e.type)throw this.astErrorOutput("Invalid for statement",e);const s=[],r=[],n=[],i=[];let a=null;if(e.init)if("VariableDeclaration"!==e.init.type)a=!1,this.astGeneric(e.init,s),s.push(";");else{const{declarations:t}=e.init;t.length>1&&(a=!1),this.astGeneric(e.init,s);for(let e=0;e<t.length;e++)t[e].init&&"Literal"!==t[e].init.type&&(a=!1);!1!==a&&this.loopIndexAssignedInLoop(e,t)&&(a=!1)}else a=!1;return e.test?this.astGeneric(e.test,r):a=!1,e.update?("AssignmentExpression"===e.update.type&&this.pushState("assignment-as-statement"),this.astGeneric(e.update,n)):a=!1,e.body&&(this.pushState("loop-body"),this.astGeneric(e.body,i),this.popState("loop-body")),null===a&&(a=this.isSafe(e.init)&&this.isSafe(e.test)),this.emitForParts({initArr:s,testArr:r,updateArr:n,bodyArr:i,isSafe:a},t)}loopIndexAssignedInLoop(e,t){const s=new Set,r=new Set;for(let e=0;e<t.length;e++)if(t[e].id&&"Identifier"===t[e].id.type){r.add(t[e].id.name);const n=this.getDeclaration(t[e].id);n&&s.add(n)}if(0===s.size)return!1;let n=!1;const i=e=>{const t=this.getDeclaration(e);return null!==t&&s.has(t)},a=e=>{if(e&&"object"==typeof e&&!n)if(Array.isArray(e))for(const t of e)a(t);else if("ForStatement"!==e.type||!e.init||"VariableDeclaration"!==e.init.type||!e.init.declarations.some(e=>e.id&&"Identifier"===e.id.type&&r.has(e.id.name)))if("AssignmentExpression"===e.type&&"Identifier"===e.left.type&&i(e.left))n=!0;else if("UpdateExpression"===e.type&&"Identifier"===e.argument.type&&i(e.argument))n=!0;else for(const t in e){if("loc"===t||"range"===t||"parent"===t)continue;const s=e[t];s&&"object"==typeof s&&a(s)}};return a(e.body),!n&&e.test&&a(e.test),n}emitForParts(e,t){const{initArr:s,testArr:r,updateArr:n,bodyArr:i,isSafe:a}=e;if(a){const e=s.join(""),a=";"!==e[e.length-1];t.push(`for (${e}${a?";":""}${r.join("")};${n.join("")}){\n`),t.push(i.join("")),t.push("}\n")}else{const e=this.getInternalVariableName("safeI");s.length>0&&t.push(s.join(""),"\n"),t.push(`for (int ${e}=0;${e}<LOOP_MAX;${e}++){\n`),r.length>0&&t.push(`if (!${r.join("")}) break;\n`),t.push(i.join("")),t.push(`\n${n.join("")};`),t.push("}\n")}return t}astWhileStatement(e,t){if("WhileStatement"!==e.type)throw this.astErrorOutput("Invalid while statement",e);const s=this.getInternalVariableName("safeI");return t.push(`for (int ${s}=0;${s}<LOOP_MAX;${s}++){\n`),t.push("if (!"),this.astGeneric(e.test,t),t.push(") break;\n"),this.astGeneric(e.body,t),t.push("}\n"),t}astDoWhileStatement(e,t){if("DoWhileStatement"!==e.type)throw this.astErrorOutput("Invalid while statement",e);const s=this.getInternalVariableName("safeI");return t.push(`for (int ${s}=0;${s}<LOOP_MAX;${s}++){\n`),t.push(`if (${s}>0){if (!`),this.astGeneric(e.test,t),t.push(") break;}\n"),this.astGeneric(e.body,t),t.push("}\n"),t}astAssignmentExpression(e,t){const s=this.isState("assignment-as-statement");if(s?this.popState("assignment-as-statement"):t.push("("),"%="===e.operator)this.astGeneric(e.left,t),t.push("="),t.push("mod("),this.astGeneric(e.left,t),t.push(","),this.astGeneric(e.right,t),t.push(")");else if("**="===e.operator)this.astGeneric(e.left,t),t.push("="),t.push("pow("),this.astGeneric(e.left,t),t.push(","),this.astGeneric(e.right,t),t.push(")");else{const s=this.getType(e.left),r=this.getType(e.right);this.astGeneric(e.left,t),t.push(e.operator),"Integer"!==s&&"Integer"===r?(t.push("float("),this.astGeneric(e.right,t),t.push(")")):"Integer"===s&&"LiteralInteger"===r?this.castLiteralToInteger(e.right,t):this.astGeneric(e.right,t)}return s||t.push(")"),t}astBlockStatement(e,t){if(this.isState("loop-body")){this.pushState("block-body");for(let s=0;s<e.body.length;s++)this.astStatementWithHoisting(e.body[s],t);this.popState("block-body")}else{t.push("{\n");for(let s=0;s<e.body.length;s++)this.astStatementWithHoisting(e.body[s],t);t.push("}\n")}return t}traceFunctionAST(e){this.normalizeBlock(e.body),super.traceFunctionAST(e)}normalizeBlock(e){if(!e||"BlockStatement"!==e.type)return;const t=e.body;for(let e=0;e<t.length;e++){const s=t[e];switch(s.type){case"ExpressionStatement":case"VariableDeclaration":case"ReturnStatement":if(!c(s)&&o(s)||h(s)){const r=this.linearizeStatement(s);null!==r&&(t.splice(e,1,...r),e+=r.length-1)}break;case"IfStatement":if(o(s.test)||h(s.test)){const r={type:"VariableDeclaration",kind:"const",declarations:[{type:"VariableDeclarator",id:{type:"Identifier",name:`hoistSeqIf${this.linearTempId=(this.linearTempId||0)+1}`},init:s.test}]},n=this.linearizeStatement(r);if(null!==n){const i={type:"Identifier",name:r.declarations[0].id.name,start:this.syntheticNodeId,end:this.syntheticNodeId+1};this.syntheticNodeId+=2,s.test=i,t.splice(e,0,...n),e+=n.length}}this.normalizeBranch(s,"consequent"),this.normalizeBranch(s,"alternate");break;case"ForStatement":case"WhileStatement":case"DoWhileStatement":{const r=this.normalizeLoopHeader(s);if(null!==r){t.splice(e,1,r),this.normalizeBlock(r),e--;break}this.normalizeBranch(s,"body");break}case"SwitchStatement":if(o(s.discriminant)){const r={type:"VariableDeclaration",kind:"const",declarations:[{type:"VariableDeclarator",id:{type:"Identifier",name:`hoistSeqIf${this.linearTempId=(this.linearTempId||0)+1}`},init:s.discriminant}]},n=this.linearizeStatement(r);null!==n&&(s.discriminant={type:"Identifier",name:r.declarations[0].id.name,start:this.syntheticNodeId,end:this.syntheticNodeId+1},this.syntheticNodeId+=2,t.splice(e,0,...n),e+=n.length)}for(let e=0;e<s.cases.length;e++){const t={type:"BlockStatement",body:s.cases[e].consequent};this.normalizeBlock(t),s.cases[e].consequent=t.body}break;case"BlockStatement":this.normalizeBlock(s)}}}normalizeBranch(e,t){const s=e[t];s&&("BlockStatement"!==s.type?(o(s)||h(s))&&(e[t]={type:"BlockStatement",body:[s]},this.normalizeBlock(e[t])):this.normalizeBlock(s))}normalizeLoopHeader(e){const{type:t}=e,s="ForStatement"===t?e.init:null,r=e.test||null,n="ForStatement"===t?e.update:null;if(![s,r,n].some(e=>null!==e&&(o(e)||h(e))))return null;const i=e=>JSON.parse(JSON.stringify(e)),a=e=>({type:"IfStatement",test:{type:"UnaryExpression",operator:"!",prefix:!0,argument:e},consequent:{type:"BlockStatement",body:[{type:"BreakStatement",label:null}]},alternate:null}),u=e=>"VariableDeclaration"===e.type?e:{type:"ExpressionStatement",expression:e},l="BlockStatement"===e.body.type?e.body.body.slice():[e.body],c=(e,t)=>{const s=e=>{if(!e||"object"!=typeof e)return e;if(Array.isArray(e))return e.map(s);switch(e.type){case"ContinueStatement":return{type:"BlockStatement",body:[...t(),e]};case"ForStatement":case"WhileStatement":case"DoWhileStatement":default:return e;case"IfStatement":return{...e,consequent:s(e.consequent),alternate:s(e.alternate)};case"BlockStatement":return{...e,body:e.body.map(s)};case"SwitchStatement":return{...e,cases:e.cases.map(e=>({...e,consequent:e.consequent.map(s)}))}}};return e.map(s)},p=[];"DoWhileStatement"===t?(p.push(...r?c(l,()=>[a(i(r))]):l),r&&p.push(a(r))):(r&&p.push(a(r)),p.push(...n?c(l,()=>[u(i(n))]):l),n&&p.push(u(n)));const d={type:"BlockStatement",body:[...s?[u(s)]:[],{type:"WhileStatement",test:{type:"Literal",value:!0,raw:"true"},body:{type:"BlockStatement",body:p}}]};return this.stampSyntheticNodes(d),d}stampSyntheticNodes(e){let t=this.syntheticNodeId||1073741824;const s=e=>{if(e&&"object"==typeof e)if(Array.isArray(e))e.forEach(s);else{"string"==typeof e.type&&void 0===e.start&&(e.start=t,e.end=t+1,t+=2);for(const t in e)"loc"!==t&&"range"!==t&&"parent"!==t&&s(e[t])}};s(e),this.syntheticNodeId=t}linearizeStatement(e){const t=[];let s=!1,r=this.linearTempId||0;const n=e=>({type:"Identifier",name:e}),i=(e,t,s)=>({type:"VariableDeclaration",kind:e,declarations:[{type:"VariableDeclarator",id:n(t),init:s}]}),o=(e,t)=>{const s="hoistSeq"+r++;return e.push(i("const",s,t)),n(s)},l=e=>!a(e),h=(e,t)=>{if(s||!e||"object"!=typeof e)return e;switch(e.type){case"Identifier":case"Literal":case"ThisExpression":return e;case"MemberExpression":{const s=h(e.object,t),r=e.computed?h(e.property,t):e.property;return{...e,object:s,property:r}}case"CallExpression":{const s=e.arguments.map(e=>h(e,t));if("Identifier"===e.callee.type)for(let r=0;r<s.length;r++)u(s[r],e.callee.name)&&(s[r]=o(t,s[r]));return{...e,arguments:s}}case"BinaryExpression":{const s=h(e.left,t),r=l(e.right)?o(t,s):s;return{...e,left:r,right:h(e.right,t)}}case"UnaryExpression":return{...e,argument:h(e.argument,t)};case"ArrayExpression":return{...e,elements:e.elements.map(e=>h(e,t))};case"UpdateExpression":{if("Identifier"!==e.argument.type)return s=!0,e;if(e.prefix)return t.push({type:"ExpressionStatement",expression:e}),o(t,e.argument);const r=o(t,e.argument);return t.push({type:"ExpressionStatement",expression:e}),r}case"AssignmentExpression":{if("Identifier"!==e.left.type)return s=!0,e;const r=h(e.right,t);return t.push({type:"ExpressionStatement",expression:{...e,right:r}}),o(t,e.left)}case"SequenceExpression":for(let s=0;s<e.expressions.length-1;s++){const r=h(e.expressions[s],t);"UpdateExpression"!==r.type&&"AssignmentExpression"!==r.type||t.push({type:"ExpressionStatement",expression:r})}return h(e.expressions[e.expressions.length-1],t);case"ConditionalExpression":{if(!l(e.consequent)&&!l(e.alternate))return{...e,test:h(e.test,t)};const s=h(e.test,t),a="hoistSeq"+r++;t.push(i("let",a,{type:"Literal",value:0,raw:"0"}));const o=[],u=[],c=h(e.consequent,o),p=h(e.alternate,u),d=(e,t)=>({type:"ExpressionStatement",expression:{type:"AssignmentExpression",operator:"=",left:n(e),right:t}});return o.push(d(a,c)),u.push(d(a,p)),t.push({type:"IfStatement",test:s,consequent:{type:"BlockStatement",body:o},alternate:{type:"BlockStatement",body:u}}),n(a)}case"LogicalExpression":{if(!l(e.right))return{...e,left:h(e.left,t)};const s=h(e.left,t),a="hoistSeq"+r++;t.push(i("let",a,s));const o=[],u=h(e.right,o);return o.push({type:"ExpressionStatement",expression:{type:"AssignmentExpression",operator:"=",left:n(a),right:u}}),t.push({type:"IfStatement",test:"&&"===e.operator?n(a):{type:"UnaryExpression",operator:"!",prefix:!0,argument:n(a)},consequent:{type:"BlockStatement",body:o},alternate:null}),n(a)}default:return s=!0,e}};switch(e.type){case"ExpressionStatement":{const s=e.expression;if("AssignmentExpression"===s.type&&"Identifier"===s.left.type){const e=h(s.right,t);t.push({type:"ExpressionStatement",expression:{...s,right:e}})}else{const e=h(s,t);"UpdateExpression"!==e.type&&"AssignmentExpression"!==e.type||t.push({type:"ExpressionStatement",expression:e})}break}case"VariableDeclaration":for(let s=0;s<e.declarations.length;s++){const r=e.declarations[s],n=h(r.init,t);t.push({...e,declarations:[{...r,init:n}]})}break;case"ReturnStatement":{const s=h(e.argument,t);t.push({...e,argument:s});break}default:return null}if(s)return null;this.linearTempId=r;let c=this.syntheticNodeId||1073741824;const p=e=>{if(e&&"object"==typeof e)if(Array.isArray(e))e.forEach(p);else{"string"==typeof e.type&&void 0===e.start&&(e.start=c,e.end=c+1,c+=2);for(const t in e)"loc"!==t&&"range"!==t&&"parent"!==t&&p(e[t])}};return p(t),this.syntheticNodeId=c,t}astStatementWithHoisting(e,t){switch(e.type){case"ExpressionStatement":case"VariableDeclaration":case"ReturnStatement":{if(!c(e))return this.astGeneric(e,t);const s=this.hoistedIndexReads,r=this.hoistedIndexReads=[],n=[];return this.astGeneric(e,n),this.hoistedIndexReads=s,t.push(...r,...n),t}default:return this.astGeneric(e,t)}}astVariableDeclaration(e,t){const r=e.declarations;if(!r||!r[0]||!r[0].init)throw this.astErrorOutput("Unexpected expression",e);const n=[];let i=null;const a=[];let o=[];for(let t=0;t<r.length;t++){const n=r[t],u=n.init,l=this.getDeclaration(n.id),h=this.getType(n.init);let c=h;"LiteralInteger"===c&&(c="Integer"===l.suggestedType?"Integer":"Number");const p=d[c];if(!p)throw this.astErrorOutput(`Markup type ${c} not handled`,e);const f=[];if("Integer"===h&&"Integer"===c){if(l.valueType="Number",0===t||null===i)f.push("float ");else if(c!==i)throw new Error("Unhandled declaration");i=c,f.push(`user_${s.sanitizeName(n.id.name)}=`),f.push("float("),this.astGeneric(u,f),f.push(")")}else l.valueType=c,0===t||null===i?f.push(`${p} `):c!==i&&(a.push(o.join(",")),o=[],f.push(`${p} `)),i=c,f.push(`user_${s.sanitizeName(n.id.name)}=`),"Number"===h&&"Integer"===c?u.left&&"Literal"===u.left.type?this.astGeneric(u,f):(f.push("int("),this.astGeneric(u,f),f.push(")")):"LiteralInteger"===h&&"Integer"===c?this.castLiteralToInteger(u,f):this.astGeneric(u,f);o.push(f.join(""))}return o.length>0&&a.push(o.join(",")),n.push(a.join(";")),t.push(n.join("")),t.push(";"),t}astIfStatement(e,t){return t.push("if ("),this.astGeneric(e.test,t),t.push(")"),"BlockStatement"===e.consequent.type?this.astGeneric(e.consequent,t):(t.push(" {\n"),this.astGeneric(e.consequent,t),t.push("\n}\n")),e.alternate&&(t.push("else "),"BlockStatement"===e.alternate.type||"IfStatement"===e.alternate.type?this.astGeneric(e.alternate,t):(t.push(" {\n"),this.astGeneric(e.alternate,t),t.push("\n}\n"))),t}astSwitchCaseConsequent(e,t){const s=[];for(let t=0;t<e.length&&"BreakStatement"!==e[t].type;t++)s.push(e[t]);for(let e=0;e<s.length;e++){const t=e=>{if(!e||"object"!=typeof e)return!1;if(Array.isArray(e))return e.some(t);if("BreakStatement"===e.type)return!0;if("ForStatement"===e.type||"WhileStatement"===e.type||"DoWhileStatement"===e.type||"SwitchStatement"===e.type)return!1;for(const s in e)if("loc"!==s&&"range"!==s&&"parent"!==s&&t(e[s]))return!0;return!1};if(t(s[e]))throw this.astErrorOutput("break inside a switch case is only supported as the case terminator",s[e])}for(let e=0;e<s.length;e++)this.astStatementWithHoisting(s[e],t),t.push("\n");return t}astSwitchStatement(e,t){if("SwitchStatement"!==e.type)throw this.astErrorOutput("Invalid switch statement",e);const{discriminant:s,cases:r}=e,n=this.getType(s),i=`switchDiscriminant${this.astKey(e,"_")}`;switch(n){case"Float":case"Number":t.push(`float ${i} = `),this.astGeneric(s,t),t.push(";\n");break;case"Integer":t.push(`int ${i} = `),this.astGeneric(s,t),t.push(";\n")}if(1===r.length&&!r[0].test)return this.astSwitchCaseConsequent(r[0].consequent,t),t;let a=!1,o=[],u=!1,l=!1;for(let s=0;s<r.length;s++){if(r[s].test){if(0!==s&&l?a?(t.push(`${i} == `),a=!1):t.push(` else if (${i} == `):(l=!0,t.push(`if (${i} == `)),"Integer"===n)switch(this.getType(r[s].test)){case"Number":case"Float":this.castValueToInteger(r[s].test,t);break;case"LiteralInteger":this.castLiteralToInteger(r[s].test,t)}else{if("Float"!==n&&"Number"!==n)throw this.astErrorOutput(`Unhandled switch discriminant type "${n}"`,e);switch(this.getType(r[s].test)){case"LiteralInteger":this.castLiteralToFloat(r[s].test,t);break;case"Integer":this.castValueToFloat(r[s].test,t)}}if(!r[s].consequent||0===r[s].consequent.length){a=!0,t.push(" || ");continue}t.push(") {\n")}else{if(r.length>s+1){u=!0,this.astSwitchCaseConsequent(r[s].consequent,o);continue}t.push(" else {\n")}this.astSwitchCaseConsequent(r[s].consequent,t),t.push("\n}")}return u&&(t.push(" else {"),t.push(o.join("")),t.push("}")),t}astThisExpression(e,t){return t.push("this"),t}astMemberExpression(e,t){const{property:r,name:n,signature:i,origin:a,type:o,xProperty:u,yProperty:l,zProperty:h}=this.getMemberExpressionDetails(e);switch(i){case"value.thread.value":case"this.thread.value":if("x"!==n&&"y"!==n&&"z"!==n)throw this.astErrorOutput("Unexpected expression, expected `this.thread.x`, `this.thread.y`, or `this.thread.z`",e);return t.push(`threadId.${n}`),t;case"this.output.value":if(this.dynamicOutput)switch(n){case"x":this.isState("casting-to-float")?t.push("float(uOutputDim.x)"):t.push("uOutputDim.x");break;case"y":this.isState("casting-to-float")?t.push("float(uOutputDim.y)"):t.push("uOutputDim.y");break;case"z":this.isState("casting-to-float")?t.push("float(uOutputDim.z)"):t.push("uOutputDim.z");break;default:throw this.astErrorOutput("Unexpected expression",e)}else switch(n){case"x":this.isState("casting-to-integer")?t.push(this.output[0]):t.push(this.output[0],".0");break;case"y":this.isState("casting-to-integer")?t.push(this.output[1]):t.push(this.output[1],".0");break;case"z":this.isState("casting-to-integer")?t.push(this.output[2]):t.push(this.output[2],".0");break;default:throw this.astErrorOutput("Unexpected expression",e)}return t;case"value":throw this.astErrorOutput("Unexpected expression",e);case"value[]":case"value[][]":case"value[][][]":case"value[][][][]":case"value.value":if("Math"===a)return t.push(Math[n]),t;const i=s.sanitizeName(n);switch(r){case"r":return t.push(`user_${i}.r`),t;case"g":return t.push(`user_${i}.g`),t;case"b":return t.push(`user_${i}.b`),t;case"a":return t.push(`user_${i}.a`),t}break;case"this.constants.value":if(void 0===u)switch(o){case"Array(2)":case"Array(3)":case"Array(4)":return t.push(`constants_${s.sanitizeName(n)}`),t}case"this.constants.value[]":case"this.constants.value[][]":case"this.constants.value[][][]":case"this.constants.value[][][][]":break;case"fn()[]":return this.astCallExpression(e.object,t),t.push("["),t.push(this.memberExpressionPropertyMarkup(r)),t.push("]"),t;case"fn()[][]":{const s=e.object.property,r=e.property,n=p[this.getType(e.object.object)],i=e=>"LiteralInteger"===this.getType(e);return!n||i(s)&&i(r)?(this.astCallExpression(e.object.object,t),t.push("["),t.push(this.memberExpressionPropertyMarkup(s)),t.push("]"),t.push("["),t.push(this.memberExpressionPropertyMarkup(r)),t.push("]"),t):(t.push(`getMatrix${n}(`),this.astCallExpression(e.object.object,t),t.push(", "),t.push(this.memberExpressionPropertyMarkup(s)),t.push(", "),t.push(this.memberExpressionPropertyMarkup(r)),t.push(")"),t)}case"[][]":return this.astArrayExpression(e.object,t),t.push("["),t.push(this.memberExpressionPropertyMarkup(r)),t.push("]"),t;default:throw this.astErrorOutput("Unexpected expression",e)}if(!1===e.computed)switch(o){case"Number":case"Integer":case"Float":case"Boolean":return t.push(`${a}_${s.sanitizeName(n)}`),t}const c=`${a}_${s.sanitizeName(n)}`;switch(o){case"Array(2)":case"Array(3)":case"Array(4)":this.astGeneric(e.object,t),t.push("["),t.push(this.memberExpressionPropertyMarkup(u)),t.push("]");break;case"HTMLImageArray":t.push(`getImage3D(${c}, ${c}Size, ${c}Dim, `),this.memberExpressionXYZ(u,l,h,t),t.push(")");break;case"ArrayTexture(1)":t.push(`getFloatFromSampler2D(${c}, ${c}Size, ${c}Dim, `),this.memberExpressionXYZ(u,l,h,t),t.push(")");break;case"Array1D(2)":case"Array2D(2)":case"Array3D(2)":t.push(`getMemoryOptimizedVec2(${c}, ${c}Size, ${c}Dim, `),this.memberExpressionXYZ(u,l,h,t),t.push(")");break;case"ArrayTexture(2)":t.push(`getVec2FromSampler2D(${c}, ${c}Size, ${c}Dim, `),this.memberExpressionXYZ(u,l,h,t),t.push(")");break;case"Array1D(3)":case"Array2D(3)":case"Array3D(3)":t.push(`getMemoryOptimizedVec3(${c}, ${c}Size, ${c}Dim, `),this.memberExpressionXYZ(u,l,h,t),t.push(")");break;case"ArrayTexture(3)":t.push(`getVec3FromSampler2D(${c}, ${c}Size, ${c}Dim, `),this.memberExpressionXYZ(u,l,h,t),t.push(")");break;case"Array1D(4)":case"Array2D(4)":case"Array3D(4)":t.push(`getMemoryOptimizedVec4(${c}, ${c}Size, ${c}Dim, `),this.memberExpressionXYZ(u,l,h,t),t.push(")");break;case"ArrayTexture(4)":case"HTMLCanvas":case"OffscreenCanvas":case"HTMLImage":case"ImageBitmap":case"ImageData":case"HTMLVideo":t.push(`getVec4FromSampler2D(${c}, ${c}Size, ${c}Dim, `),this.memberExpressionXYZ(u,l,h,t),t.push(")");break;case"NumberTexture":case"Array":case"Array2D":case"Array3D":case"Array4D":case"Input":case"Number":case"Float":case"Integer":if("single"===this.precision)t.push(`getMemoryOptimized32(${c}, ${c}Size, ${c}Dim, `),this.memberExpressionXYZ(u,l,h,t),t.push(")");else{const e="user"===a?this.lookupFunctionArgumentBitRatio(this.name,n):this.constantBitRatios[n];switch(e){case 1:t.push(`get8(${c}, ${c}Size, ${c}Dim, `);break;case 2:t.push(`get16(${c}, ${c}Size, ${c}Dim, `);break;case 4:case 0:t.push(`get32(${c}, ${c}Size, ${c}Dim, `);break;default:throw new Error(`unhandled bit ratio of ${e}`)}this.memberExpressionXYZ(u,l,h,t),t.push(")")}break;case"MemoryOptimizedNumberTexture":t.push(`getMemoryOptimized32(${c}, ${c}Size, ${c}Dim, `),this.memberExpressionXYZ(u,l,h,t),t.push(")");break;case"Matrix(2)":case"Matrix(3)":case"Matrix(4)":t.push(`${c}[${this.memberExpressionPropertyMarkup(l)}]`),l&&t.push(`[${this.memberExpressionPropertyMarkup(u)}]`);break;default:throw new Error(`unhandled member expression "${o}"`)}return t}astCallExpression(e,t){if(!e.callee)throw this.astErrorOutput("Unknown CallExpression",e);let r=null;const n=this.isAstMathFunction(e);if(r=n||e.callee.object&&"ThisExpression"===e.callee.object.type?e.callee.property.name:"SequenceExpression"!==e.callee.type||"Literal"!==e.callee.expressions[0].type||isNaN(e.callee.expressions[0].raw)?e.callee.name:e.callee.expressions[1].property.name,!r)throw this.astErrorOutput("Unhandled function, couldn't find name",e);switch(r){case"pow":r="_pow";break;case"round":r="_round"}if(this.calledFunctions.indexOf(r)<0&&this.calledFunctions.push(r),"random"===r&&this.plugins&&this.plugins.length>0)for(let e=0;e<this.plugins.length;e++){const s=this.plugins[e];if("Math.random()"===s.functionMatch&&s.functionReplace)return t.push(s.functionReplace),t}if(this.onFunctionCall&&this.onFunctionCall(this.name,r,e.arguments),t.push(r),t.push("("),n)for(let s=0;s<e.arguments.length;++s){const r=e.arguments[s],n=this.getType(r);if(s>0&&t.push(", "),"Integer"===n)this.castValueToFloat(r,t);else this.astGeneric(r,t)}else{const n=this.lookupFunctionArgumentTypes(r)||[];for(let i=0;i<e.arguments.length;++i){const a=e.arguments[i];let o=n[i];i>0&&t.push(", ");const u=this.getType(a);switch(o||(this.triggerImplyArgumentType(r,i,u,this),o=u),u){case"Boolean":this.astGeneric(a,t);continue;case"Number":case"Float":if("Integer"===o){t.push("int("),this.astGeneric(a,t),t.push(")");continue}if("Number"===o||"Float"===o){this.astGeneric(a,t);continue}if("LiteralInteger"===o){this.castLiteralToFloat(a,t);continue}break;case"Integer":if("Number"===o||"Float"===o){t.push("float("),this.astGeneric(a,t),t.push(")");continue}if("Integer"===o){this.astGeneric(a,t);continue}break;case"LiteralInteger":if("Integer"===o){this.castLiteralToInteger(a,t);continue}if("Number"===o||"Float"===o){this.castLiteralToFloat(a,t);continue}if("LiteralInteger"===o){this.astGeneric(a,t);continue}break;case"Array(2)":case"Array(3)":case"Array(4)":if(o===u){if("Identifier"===a.type)t.push(`user_${s.sanitizeName(a.name)}`);else{if("ArrayExpression"!==a.type&&"MemberExpression"!==a.type&&"CallExpression"!==a.type)throw this.astErrorOutput(`Unhandled argument type ${a.type}`,e);this.astGeneric(a,t)}continue}break;case"HTMLCanvas":case"OffscreenCanvas":case"HTMLImage":case"ImageBitmap":case"ImageData":case"HTMLImageArray":case"HTMLVideo":case"ArrayTexture(1)":case"ArrayTexture(2)":case"ArrayTexture(3)":case"ArrayTexture(4)":case"Array":case"Input":if(o===u){if("Identifier"!==a.type)throw this.astErrorOutput(`Unhandled argument type ${a.type}`,e);this.triggerImplyArgumentBitRatio(this.name,a.name,r,i);const n=s.sanitizeName(a.name);t.push(`user_${n},user_${n}Size,user_${n}Dim`);continue}}throw this.astErrorOutput(`Unhandled argument combination of ${u} and ${o} for argument named "${a.name}"`,e)}}return t.push(")"),t}astArrayExpression(e,t){const s=this.getType(e),r=e.elements.length;switch(s){case"Matrix(2)":case"Matrix(3)":case"Matrix(4)":t.push(`mat${r}(`);break;default:t.push(`vec${r}(`)}for(let s=0;s<r;++s){s>0&&t.push(", ");const r=e.elements[s];this.astGeneric(r,t)}return t.push(")"),t}memberExpressionXYZ(e,t,s,r){return s?r.push(this.memberExpressionPropertyMarkup(s),", "):r.push("0, "),t?r.push(this.memberExpressionPropertyMarkup(t),", "):r.push("0, "),r.push(this.memberExpressionPropertyMarkup(e)),r}memberExpressionPropertyMarkup(e){if(!e)throw new Error("Property not set");const t=[];switch(this.getType(e)){case"Number":case"Float":this.castValueToInteger(e,t);break;case"LiteralInteger":this.castLiteralToInteger(e,t);break;default:this.astGeneric(e,t)}const r=t.join("");if(this.hoistedIndexReads&&/\b\w+\((user_|constants_)\w+, \1\w+Size/.test(r)){const e=`hoisted_${this.hoistedIndexReads.length}_${s.sanitizeName(this.name)}`,t=r.startsWith("int(");return this.hoistedIndexReads.push(`${t?"int":"float"} ${e}=${r};\n`),e}return r}}}}),M=e((e,t)=>{t.exports={name:"math-random-uniformly-distributed",onBeforeRun:e=>{if(null===e.randomSeed||void 0===e.randomSeed)return e.setUniform1f("randomSeed1",Math.random()),void e.setUniform1f("randomSeed2",Math.random());e._mathRandomGenerator&&e._mathRandomGeneratorSeed===e.randomSeed||(e._mathRandomGenerator=function(e){let t=e>>>0;return function(){t=t+1831565813>>>0;let e=t;return e=Math.imul(e^e>>>15,1|e),e^=e+Math.imul(e^e>>>7,61|e),((e^e>>>14)>>>0)/4294967296}}(e.randomSeed),e._mathRandomGeneratorSeed=e.randomSeed),e.setUniform1f("randomSeed1",e._mathRandomGenerator()),e.setUniform1f("randomSeed2",e._mathRandomGenerator())},functionMatch:"Math.random()",functionReplace:"nrand(vTexCoord)",functionReturnType:"Number",source:"// https://www.shadertoy.com/view/4t2SDh\n//note: uniformly distributed, normalized rand, [0,1]\nhighp float randomSeedShift = 1.0;\nhighp float slide = 1.0;\nuniform highp float randomSeed1;\nuniform highp float randomSeed2;\n\nhighp float nrand(highp vec2 n) {\n  highp float result = fract(sin(dot((n.xy + 1.0) * vec2(randomSeed1 * slide, randomSeed2 * randomSeedShift), vec2(12.9898, 78.233))) * 43758.5453);\n  randomSeedShift = result;\n  if (randomSeedShift > 0.5) {\n    slide += 0.00009; \n  } else {\n    slide += 0.0009;\n  }\n  return result;\n}"}}),G=e((e,t)=>{t.exports={fragmentShader:`__HEADER__;\n__FLOAT_TACTIC_DECLARATION__;\n__INT_TACTIC_DECLARATION__;\n__SAMPLER_2D_TACTIC_DECLARATION__;\n\nconst int LOOP_MAX = __LOOP_MAX__;\n\n__PLUGINS__;\n__CONSTANTS__;\n\nvarying vec2 vTexCoord;\n\nfloat acosh(float x) {\n  return log(x + sqrt(x * x - 1.0));\n}\n\nfloat sinh(float x) {\n  return (pow(${Math.E}, x) - pow(${Math.E}, -x)) / 2.0;\n}\n\nfloat asinh(float x) {\n  return log(x + sqrt(x * x + 1.0));\n}\n\nfloat atan2(float v1, float v2) {\n  if (v2 == 0.0) {\n    if (v1 == 0.0) return 0.0;\n    if (v1 > 0.0) return 1.5707963267948966;\n    if (v1 < 0.0) return -1.5707963267948966;\n  }\n  return atan(v1, v2);\n}\n\nfloat atanh(float x) {\n  x = (x + 1.0) / (x - 1.0);\n  if (x < 0.0) {\n    return 0.5 * log(-x);\n  }\n  return 0.5 * log(x);\n}\n\nfloat cbrt(float x) {\n  if (x >= 0.0) {\n    return pow(x, 1.0 / 3.0);\n  } else {\n    return -pow(x, 1.0 / 3.0);\n  }\n}\n\nfloat cosh(float x) {\n  return (pow(${Math.E}, x) + pow(${Math.E}, -x)) / 2.0; \n}\n\nfloat expm1(float x) {\n  return pow(${Math.E}, x) - 1.0; \n}\n\nfloat fround(highp float x) {\n  return x;\n}\n\nfloat imul(float v1, float v2) {\n  return float(int(v1) * int(v2));\n}\n\nfloat log10(float x) {\n  return log2(x) * (1.0 / log2(10.0));\n}\n\nfloat log1p(float x) {\n  return log(1.0 + x);\n}\n\nfloat _pow(float v1, float v2) {\n  if (v2 == 0.0) return 1.0;\n  return pow(v1, v2);\n}\n\nfloat tanh(float x) {\n  float e = exp(2.0 * x);\n  return (e - 1.0) / (e + 1.0);\n}\n\nfloat trunc(float x) {\n  if (x >= 0.0) {\n    return floor(x); \n  } else {\n    return ceil(x);\n  }\n}\n\nvec4 _round(vec4 x) {\n  return floor(x + 0.5);\n}\n\nfloat _round(float x) {\n  return floor(x + 0.5);\n}\n\nconst int BIT_COUNT = 32;\nint modi(int x, int y) {\n  return x - y * (x / y);\n}\n\nint bitwiseOr(int a, int b) {\n  int result = 0;\n  int n = 1;\n  \n  for (int i = 0; i < BIT_COUNT; i++) {\n    if ((modi(a, 2) == 1) || (modi(b, 2) == 1)) {\n      result += n;\n    }\n    a = a / 2;\n    b = b / 2;\n    n = n * 2;\n    if(!(a > 0 || b > 0)) {\n      break;\n    }\n  }\n  return result;\n}\nint bitwiseXOR(int a, int b) {\n  int result = 0;\n  int n = 1;\n  \n  for (int i = 0; i < BIT_COUNT; i++) {\n    if ((modi(a, 2) == 1) != (modi(b, 2) == 1)) {\n      result += n;\n    }\n    a = a / 2;\n    b = b / 2;\n    n = n * 2;\n    if(!(a > 0 || b > 0)) {\n      break;\n    }\n  }\n  return result;\n}\nint bitwiseAnd(int a, int b) {\n  int result = 0;\n  int n = 1;\n  for (int i = 0; i < BIT_COUNT; i++) {\n    if ((modi(a, 2) == 1) && (modi(b, 2) == 1)) {\n      result += n;\n    }\n    a = a / 2;\n    b = b / 2;\n    n = n * 2;\n    if(!(a > 0 && b > 0)) {\n      break;\n    }\n  }\n  return result;\n}\nint bitwiseNot(int a) {\n  // ~a is identically -a - 1 in two's complement, for every value including\n  // negatives. The previous bit-by-bit loop only worked for a >= 0, where it\n  // leaned on 32-bit overflow wrapping to reach the negative answer; given a\n  // negative input it computed ~abs(a), so ~(-1) gave -2 and ~~x never\n  // returned x.\n  return -a - 1;\n}\nint bitwiseZeroFillLeftShift(int n, int shift) {\n  int maxBytes = BIT_COUNT;\n  for (int i = 0; i < BIT_COUNT; i++) {\n    if (maxBytes >= n) {\n      break;\n    }\n    maxBytes *= 2;\n  }\n  for (int i = 0; i < BIT_COUNT; i++) {\n    if (i >= shift) {\n      break;\n    }\n    n *= 2;\n  }\n\n  int result = 0;\n  int byteVal = 1;\n  for (int i = 0; i < BIT_COUNT; i++) {\n    if (i >= maxBytes) break;\n    if (modi(n, 2) > 0) { result += byteVal; }\n    n = int(n / 2);\n    byteVal *= 2;\n  }\n  return result;\n}\n\n// _pow2 is defined further down, alongside encode32/decode32\nfloat _pow2(float e);\nint bitwiseSignedRightShift(int num, int shifts) {\n  // pow(2.0, n) is approximate on many GPUs, and landing 1 ulp high makes the\n  // division fall just under a whole number, which floor() then rounds away:\n  // 2 >> 1 came out 0, 8 >> 1 came out 3. Only exact left operands were\n  // affected, odd ones having enough slack to survive. _pow2 is exact.\n  return int(floor(float(num) / _pow2(float(shifts))));\n}\n\nint bitwiseZeroFillRightShift(int n, int shift) {\n  int maxBytes = BIT_COUNT;\n  for (int i = 0; i < BIT_COUNT; i++) {\n    if (maxBytes >= n) {\n      break;\n    }\n    maxBytes *= 2;\n  }\n  for (int i = 0; i < BIT_COUNT; i++) {\n    if (i >= shift) {\n      break;\n    }\n    n /= 2;\n  }\n  int result = 0;\n  int byteVal = 1;\n  for (int i = 0; i < BIT_COUNT; i++) {\n    if (i >= maxBytes) break;\n    if (modi(n, 2) > 0) { result += byteVal; }\n    n = int(n / 2);\n    byteVal *= 2;\n  }\n  return result;\n}\n\nvec2 integerMod(vec2 x, float y) {\n  vec2 res = floor(mod(x, y));\n  return res * step(1.0 - floor(y), -res);\n}\n\nvec3 integerMod(vec3 x, float y) {\n  vec3 res = floor(mod(x, y));\n  return res * step(1.0 - floor(y), -res);\n}\n\nvec4 integerMod(vec4 x, vec4 y) {\n  vec4 res = floor(mod(x, y));\n  return res * step(1.0 - floor(y), -res);\n}\n\nfloat integerMod(float x, float y) {\n  float res = floor(mod(x, y));\n  return res * (res > floor(y) - 1.0 ? 0.0 : 1.0);\n}\n\nint integerMod(int x, int y) {\n  return x - (y * int(x / y));\n}\n\n// GLSL ES 1.00 accepts only a constant or a loop symbol inside an index\n// expression, so m[y][x] does not compile when y and x come from kernel\n// arguments -- the error is "Index expression can only contain const or loop\n// symbols". Loop counters are legal indices, so walk the matrix with them\n// instead. These are 2x2 to 4x4, so it costs at most sixteen comparisons.\nfloat getMatrix2(mat2 m, int y, int x) {\n  float result = 0.0;\n  for (int i = 0; i < 2; i++) {\n    for (int j = 0; j < 2; j++) {\n      if (i == y && j == x) result = m[i][j];\n    }\n  }\n  return result;\n}\n\nfloat getMatrix3(mat3 m, int y, int x) {\n  float result = 0.0;\n  for (int i = 0; i < 3; i++) {\n    for (int j = 0; j < 3; j++) {\n      if (i == y && j == x) result = m[i][j];\n    }\n  }\n  return result;\n}\n\nfloat getMatrix4(mat4 m, int y, int x) {\n  float result = 0.0;\n  for (int i = 0; i < 4; i++) {\n    for (int j = 0; j < 4; j++) {\n      if (i == y && j == x) result = m[i][j];\n    }\n  }\n  return result;\n}\n\n__DIVIDE_WITH_INTEGER_CHECK__;\n\n// Here be dragons!\n// DO NOT OPTIMIZE THIS CODE\n// YOU WILL BREAK SOMETHING ON SOMEBODY'S MACHINE\n// LEAVE IT AS IT IS, LEST YOU WASTE YOUR OWN TIME\n// Exact powers of two built from exact constant multiplies: exp2/log2/pow\n// are approximate on some GPUs (notably Apple silicon), and 1-2 ulp there\n// corrupts the packed bytes (#659)\nfloat _pow2(float e) {\n  float r = 1.0;\n  float a = abs(e);\n  bool n = e < 0.0;\n  if (a >= 64.0) { r *= n ? 5.421010862427522e-20 : 18446744073709551616.0; a -= 64.0; }\n  if (a >= 64.0) { r *= n ? 5.421010862427522e-20 : 18446744073709551616.0; a -= 64.0; }\n  if (a >= 32.0) { r *= n ? 2.3283064365386963e-10 : 4294967296.0; a -= 32.0; }\n  if (a >= 16.0) { r *= n ? 0.0000152587890625 : 65536.0; a -= 16.0; }\n  if (a >= 8.0) { r *= n ? 0.00390625 : 256.0; a -= 8.0; }\n  if (a >= 4.0) { r *= n ? 0.0625 : 16.0; a -= 4.0; }\n  if (a >= 2.0) { r *= n ? 0.25 : 4.0; a -= 2.0; }\n  if (a >= 1.0) { r *= n ? 0.5 : 2.0; }\n  return r;\n}\nconst vec2 MAGIC_VEC = vec2(1.0, -256.0);\nconst vec4 SCALE_FACTOR = vec4(1.0, 256.0, 65536.0, 0.0);\nconst vec4 SCALE_FACTOR_INV = vec4(1.0, 0.00390625, 0.0000152587890625, 0.0); // 1, 1/256, 1/65536\nfloat decode32(vec4 texel) {\n  __DECODE32_ENDIANNESS__;\n  texel *= 255.0;\n  vec2 gte128;\n  gte128.x = texel.b >= 128.0 ? 1.0 : 0.0;\n  gte128.y = texel.a >= 128.0 ? 1.0 : 0.0;\n  float exponent = 2.0 * texel.a - 127.0 + dot(gte128, MAGIC_VEC);\n  float res = _pow2(_round(exponent));\n  texel.b = texel.b - 128.0 * gte128.x;\n  res = dot(texel, SCALE_FACTOR) * _pow2(_round(exponent-23.0)) + res;\n  res *= gte128.y * -2.0 + 1.0;\n  return res;\n}\n\nfloat decode16(vec4 texel, int index) {\n  int channel = integerMod(index, 2);\n  if (channel == 0) return texel.r * 255.0 + texel.g * 65280.0;\n  if (channel == 1) return texel.b * 255.0 + texel.a * 65280.0;\n  return 0.0;\n}\n\nfloat decode8(vec4 texel, int index) {\n  int channel = integerMod(index, 4);\n  if (channel == 0) return texel.r * 255.0;\n  if (channel == 1) return texel.g * 255.0;\n  if (channel == 2) return texel.b * 255.0;\n  if (channel == 3) return texel.a * 255.0;\n  return 0.0;\n}\n\nvec4 legacyEncode32(float f) {\n  float F = abs(f);\n  float sign = f < 0.0 ? 1.0 : 0.0;\n  float exponent = floor(log2(F));\n  float mantissa = (exp2(-exponent) * F);\n  // exponent += floor(log2(mantissa));\n  vec4 texel = vec4(F * exp2(23.0-exponent)) * SCALE_FACTOR_INV;\n  texel.rg = integerMod(texel.rg, 256.0);\n  texel.b = integerMod(texel.b, 128.0);\n  texel.a = exponent*0.5 + 63.5;\n  texel.ba += vec2(integerMod(exponent+127.0, 2.0), sign) * 128.0;\n  texel = floor(texel);\n  texel *= 0.003921569; // 1/255\n  __ENCODE32_ENDIANNESS__;\n  return texel;\n}\n\n// https://github.com/gpujs/gpu.js/wiki/Encoder-details\nvec4 encode32(float value) {\n  if (value == 0.0) return vec4(0, 0, 0, 0);\n\n  float exponent;\n  float mantissa;\n  vec4  result;\n  float sgn;\n\n  sgn = step(0.0, -value);\n  value = abs(value);\n\n  exponent = floor(log2(value));\n  float p2 = _pow2(exponent);\n  // approximate log2 can land one off; correct by direct comparison\n  if (p2 > value) { exponent -= 1.0; p2 *= 0.5; }\n  else if (p2 * 2.0 <= value) { exponent += 1.0; p2 *= 2.0; }\n\n  mantissa = value / p2 - 1.0;\n  exponent = exponent+127.0;\n  result   = vec4(0,0,0,0);\n\n  result.a = floor(exponent/2.0);\n  exponent = exponent - result.a*2.0;\n  result.a = result.a + 128.0*sgn;\n\n  result.b = floor(mantissa * 128.0);\n  mantissa = mantissa - result.b / 128.0;\n  result.b = result.b + exponent*128.0;\n\n  result.g = floor(mantissa*32768.0);\n  mantissa = mantissa - result.g/32768.0;\n\n  result.r = floor(mantissa*8388608.0);\n  return result/255.0;\n}\n// Dragons end here\n\nint index;\nivec3 threadId;\n\nivec3 indexTo3D(int idx, ivec3 texDim) {\n  int z = int(idx / (texDim.x * texDim.y));\n  idx -= z * int(texDim.x * texDim.y);\n  int y = int(idx / texDim.x);\n  int x = int(integerMod(idx, texDim.x));\n  return ivec3(x, y, z);\n}\n\nfloat get32(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  int index = x + texDim.x * (y + texDim.y * z);\n  int w = texSize.x;\n  vec2 st = vec2(float(integerMod(index, w)), float(index / w)) + 0.5;\n  vec4 texel = texture2D(tex, st / vec2(texSize));\n  return decode32(texel);\n}\n\nfloat get16(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  int index = x + texDim.x * (y + texDim.y * z);\n  int w = texSize.x * 2;\n  vec2 st = vec2(float(integerMod(index, w)), float(index / w)) + 0.5;\n  vec4 texel = texture2D(tex, st / vec2(texSize.x * 2, texSize.y));\n  return decode16(texel, index);\n}\n\nfloat get8(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  int index = x + texDim.x * (y + texDim.y * z);\n  int w = texSize.x * 4;\n  vec2 st = vec2(float(integerMod(index, w)), float(index / w)) + 0.5;\n  vec4 texel = texture2D(tex, st / vec2(texSize.x * 4, texSize.y));\n  return decode8(texel, index);\n}\n\nfloat getMemoryOptimized32(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  int index = x + texDim.x * (y + texDim.y * z);\n  int channel = integerMod(index, 4);\n  index = index / 4;\n  int w = texSize.x;\n  vec2 st = vec2(float(integerMod(index, w)), float(index / w)) + 0.5;\n  vec4 texel = texture2D(tex, st / vec2(texSize));\n  if (channel == 0) return texel.r;\n  if (channel == 1) return texel.g;\n  if (channel == 2) return texel.b;\n  if (channel == 3) return texel.a;\n  return 0.0;\n}\n\nvec4 getImage2D(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  int index = x + texDim.x * (y + texDim.y * z);\n  int w = texSize.x;\n  vec2 st = vec2(float(integerMod(index, w)), float(index / w)) + 0.5;\n  return texture2D(tex, st / vec2(texSize));\n}\n\nfloat getFloatFromSampler2D(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  vec4 result = getImage2D(tex, texSize, texDim, z, y, x);\n  return result[0];\n}\n\nvec2 getVec2FromSampler2D(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  vec4 result = getImage2D(tex, texSize, texDim, z, y, x);\n  return vec2(result[0], result[1]);\n}\n\nvec2 getMemoryOptimizedVec2(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  int index = x + (texDim.x * (y + (texDim.y * z)));\n  int channel = integerMod(index, 2);\n  index = index / 2;\n  int w = texSize.x;\n  vec2 st = vec2(float(integerMod(index, w)), float(index / w)) + 0.5;\n  vec4 texel = texture2D(tex, st / vec2(texSize));\n  if (channel == 0) return vec2(texel.r, texel.g);\n  if (channel == 1) return vec2(texel.b, texel.a);\n  return vec2(0.0, 0.0);\n}\n\nvec3 getVec3FromSampler2D(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  vec4 result = getImage2D(tex, texSize, texDim, z, y, x);\n  return vec3(result[0], result[1], result[2]);\n}\n\nvec3 getMemoryOptimizedVec3(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  int fieldIndex = 3 * (x + texDim.x * (y + texDim.y * z));\n  int vectorIndex = fieldIndex / 4;\n  int vectorOffset = fieldIndex - vectorIndex * 4;\n  int readY = vectorIndex / texSize.x;\n  int readX = vectorIndex - readY * texSize.x;\n  vec4 tex1 = texture2D(tex, (vec2(readX, readY) + 0.5) / vec2(texSize));\n  \n  if (vectorOffset == 0) {\n    return tex1.xyz;\n  } else if (vectorOffset == 1) {\n    return tex1.yzw;\n  } else {\n    readX++;\n    if (readX >= texSize.x) {\n      readX = 0;\n      readY++;\n    }\n    vec4 tex2 = texture2D(tex, vec2(readX, readY) / vec2(texSize));\n    if (vectorOffset == 2) {\n      return vec3(tex1.z, tex1.w, tex2.x);\n    } else {\n      return vec3(tex1.w, tex2.x, tex2.y);\n    }\n  }\n}\n\nvec4 getVec4FromSampler2D(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  return getImage2D(tex, texSize, texDim, z, y, x);\n}\n\nvec4 getMemoryOptimizedVec4(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  int index = x + texDim.x * (y + texDim.y * z);\n  int channel = integerMod(index, 2);\n  int w = texSize.x;\n  vec2 st = vec2(float(integerMod(index, w)), float(index / w)) + 0.5;\n  vec4 texel = texture2D(tex, st / vec2(texSize));\n  return vec4(texel.r, 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s)if(s.hasOwnProperty(t)&&s[t]===e)return t;return r?r(e):null}(e);return n||function(e,t){const{contextName:s,contextVariables:r,getEntity:n,addVariable:i,onUnrecognizedArgumentLookup:a}=t;if(void 0===e)return"undefined";if(null===e)return"null";const o=r.indexOf(e);if(o>-1)return`${s}Variable${o}`;switch(e.constructor.name){case"String":const t=/\n/.test(e),s=/'/.test(e),r=/"/.test(e);return t?"`"+e+"`":s&&!r?'"'+e+'"':"'"+e+"'";case"Number":case"Boolean":return n(e);case"Array":return i(e,`new ${e.constructor.name}([${Array.from(e).join(",")}])`);case"Float32Array":case"Uint8Array":case"Uint16Array":case"Int32Array":return i(e,`new ${e.constructor.name}(${JSON.stringify(Array.from(e))})`);default:if(a){const t=a(e);if(t)return t}throw new Error(`unrecognized argument type ${e.constructor.name}`)}}(e,t)}).join(", ")}function i(e){return new e.constructor(e)}void 0!==t&&(t.exports={glWiretap:s,glExtensionWiretap:r}),"undefined"!=typeof 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n=t[s];d.insertVariable(`uploadValue_${e.name}[${r}]`,n[r])}break;case"MemoryOptimizedNumberTexture":case"NumberTexture":case"Array1D(2)":case"Array1D(3)":case"Array1D(4)":case"Array2D(2)":case"Array2D(3)":case"Array2D(4)":case"Array3D(2)":case"Array3D(3)":case"Array3D(4)":case"ArrayTexture(1)":case"ArrayTexture(2)":case"ArrayTexture(3)":case"ArrayTexture(4)":d.insertVariable(`uploadValue_${e.name}`,t[s].texture);break;default:throw new Error(`unhandled kernelArgumentType insertion for glWiretap of type ${e.type}`)}}),M.push("/** start of injected functions **/"),M.push(`function ${n(r.flattenTo)}`),M.push(`function ${n(r.flatten2dArrayTo)}`),M.push(`function ${n(r.flatten3dArrayTo)}`),M.push(`function ${n(r.flatten4dArrayTo)}`),M.push(`function ${n(r.isArray)}`),N.renderOutput!==N.renderTexture&&N.formatValues&&M.push(`  const renderOutput = function ${n(N.formatValues)};`),M.push("let readFramebuffer = null;\nfunction getReadFramebuffer() {\n  if (!readFramebuffer) readFramebuffer = 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i=this.getTransferArrayType(e.value);this.preUploadValue=new i(this.uploadArrayLength),this.uploadValue=new Uint8Array(this.preUploadValue.buffer),this.kernel.setUniform3iv(this.dimensionsId,this.dimensions),this.kernel.setUniform2iv(this.sizeId,this.textureSize),super.updateValue(e)}}}}),te=e((e,t)=>{const{utils:s}=i(),{WebGLKernelArray:r}=j(),n="Source and destination textures are the same.  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r{constructor(e,t){super(e,t),this.bitRatio=4,this.setShape(e)}setShape(e){const t=s.getDimensions(e,!0);this.textureSize=s.getMemoryOptimizedFloatTextureSize(t,this.bitRatio),this.dimensions=new Int32Array([t[1],t[2],1]),this.uploadArrayLength=this.textureSize[0]*this.textureSize[1]*this.bitRatio,this.checkSize(this.textureSize[0],this.textureSize[1]),this.uploadValue=new Float32Array(this.uploadArrayLength)}getStringValueHandler(){return s.linesToString([`const uploadValue_${this.name} = new Float32Array(${this.uploadArrayLength})`,`flattenTo(${this.varName}, uploadValue_${this.name})`])}getSource(){return s.linesToString([`uniform sampler2D ${this.id}`,`ivec2 ${this.sizeId} = ivec2(${this.textureSize[0]}, ${this.textureSize[1]})`,`ivec3 ${this.dimensionsId} = ivec3(${this.dimensions[0]}, ${this.dimensions[1]}, ${this.dimensions[2]})`])}updateValue(e){if(e.constructor!==this.initialValueConstructor)return void this.onUpdateValueMismatch(e.constructor);const{context:t}=this;s.flatten3dArrayTo(e,this.uploadValue),t.activeTexture(this.contextHandle),t.bindTexture(t.TEXTURE_2D,this.texture),t.pixelStorei(t.UNPACK_FLIP_Y_WEBGL,!1),t.texImage2D(t.TEXTURE_2D,0,t.RGBA,this.textureSize[0],this.textureSize[1],0,t.RGBA,t.FLOAT,this.uploadValue),this.kernel.setUniform1i(this.id,this.index)}}}}),he=e((e,t)=>{const{utils:s}=i(),{WebGLKernelValueSingleArray2DI:r}=le();t.exports={WebGLKernelValueDynamicSingleArray2DI:class extends r{getSource(){return s.linesToString([`uniform sampler2D ${this.id}`,`uniform ivec2 ${this.sizeId}`,`uniform ivec3 ${this.dimensionsId}`])}updateValue(e){this.setShape(e),this.kernel.setUniform3iv(this.dimensionsId,this.dimensions),this.kernel.setUniform2iv(this.sizeId,this.textureSize),super.updateValue(e)}}}}),ce=e((e,t)=>{const{utils:s}=i(),{WebGLKernelArray:r}=j();t.exports={WebGLKernelValueSingleArray3DI:class extends r{constructor(e,t){super(e,t),this.bitRatio=4,this.setShape(e)}setShape(e){const t=s.getDimensions(e,!0);this.textureSize=s.getMemoryOptimizedFloatTextureSize(t,this.bitRatio),this.dimensions=new Int32Array([t[1],t[2],t[3]]),this.uploadArrayLength=this.textureSize[0]*this.textureSize[1]*this.bitRatio,this.checkSize(this.textureSize[0],this.textureSize[1]),this.uploadValue=new Float32Array(this.uploadArrayLength)}getStringValueHandler(){return s.linesToString([`const uploadValue_${this.name} = new Float32Array(${this.uploadArrayLength})`,`flattenTo(${this.varName}, uploadValue_${this.name})`])}getSource(){return s.linesToString([`uniform sampler2D ${this.id}`,`ivec2 ${this.sizeId} = ivec2(${this.textureSize[0]}, ${this.textureSize[1]})`,`ivec3 ${this.dimensionsId} = ivec3(${this.dimensions[0]}, ${this.dimensions[1]}, ${this.dimensions[2]})`])}updateValue(e){if(e.constructor!==this.initialValueConstructor)return void this.onUpdateValueMismatch(e.constructor);const{context:t}=this;s.flatten4dArrayTo(e,this.uploadValue),t.activeTexture(this.contextHandle),t.bindTexture(t.TEXTURE_2D,this.texture),t.pixelStorei(t.UNPACK_FLIP_Y_WEBGL,!1),t.texImage2D(t.TEXTURE_2D,0,t.RGBA,this.textureSize[0],this.textureSize[1],0,t.RGBA,t.FLOAT,this.uploadValue),this.kernel.setUniform1i(this.id,this.index)}}}}),pe=e((e,t)=>{const{utils:s}=i(),{WebGLKernelValueSingleArray3DI:r}=ce();t.exports={WebGLKernelValueDynamicSingleArray3DI:class extends r{getSource(){return s.linesToString([`uniform sampler2D ${this.id}`,`uniform ivec2 ${this.sizeId}`,`uniform ivec3 ${this.dimensionsId}`])}updateValue(e){this.setShape(e),this.kernel.setUniform3iv(this.dimensionsId,this.dimensions),this.kernel.setUniform2iv(this.sizeId,this.textureSize),super.updateValue(e)}}}}),de=e((e,t)=>{const{WebGLKernelValue:s}=z();t.exports={WebGLKernelValueArray2:class extends s{constructor(e,t){super(e,t),this.uploadValue=e}getSource(e){return"constants"===this.origin?`const vec2 ${this.id} = vec2(${e[0]},${e[1]});\n`:`uniform vec2 ${this.id};\n`}getStringValueHandler(){return"constants"===this.origin?"":`const uploadValue_${this.name} = ${this.varName};\n`}updateValue(e){"constants"!==this.origin&&this.kernel.setUniform2fv(this.id,this.uploadValue=e)}}}}),fe=e((e,t)=>{const{WebGLKernelValue:s}=z();t.exports={WebGLKernelValueArray3:class extends s{constructor(e,t){super(e,t),this.uploadValue=e}getSource(e){return"constants"===this.origin?`const vec3 ${this.id} = vec3(${e[0]},${e[1]},${e[2]});\n`:`uniform vec3 ${this.id};\n`}getStringValueHandler(){return"constants"===this.origin?"":`const uploadValue_${this.name} = ${this.varName};\n`}updateValue(e){"constants"!==this.origin&&this.kernel.setUniform3fv(this.id,this.uploadValue=e)}}}}),me=e((e,t)=>{const{WebGLKernelValue:s}=z();t.exports={WebGLKernelValueArray4:class extends s{constructor(e,t){super(e,t),this.uploadValue=e}getSource(e){return"constants"===this.origin?`const vec4 ${this.id} = vec4(${e[0]},${e[1]},${e[2]},${e[3]});\n`:`uniform vec4 ${this.id};\n`}getStringValueHandler(){return"constants"===this.origin?"":`const uploadValue_${this.name} = ${this.varName};\n`}updateValue(e){"constants"!==this.origin&&this.kernel.setUniform4fv(this.id,this.uploadValue=e)}}}}),ge=e((e,t)=>{const{utils:s}=i(),{WebGLKernelArray:r}=j();t.exports={WebGLKernelValueUnsignedArray:class extends r{constructor(e,t){super(e,t),this.bitRatio=this.getBitRatio(e),this.dimensions=s.getDimensions(e,!0),this.textureSize=s.getMemoryOptimizedPackedTextureSize(this.dimensions,this.bitRatio),this.uploadArrayLength=this.textureSize[0]*this.textureSize[1]*(4/this.bitRatio),this.checkSize(this.textureSize[0],this.textureSize[1]),this.TranserArrayType=this.getTransferArrayType(e),this.preUploadValue=new this.TranserArrayType(this.uploadArrayLength),this.uploadValue=new Uint8Array(this.preUploadValue.buffer)}getStringValueHandler(){return s.linesToString([`const preUploadValue_${this.name} = new ${this.TranserArrayType.name}(${this.uploadArrayLength})`,`const uploadValue_${this.name} = new Uint8Array(preUploadValue_${this.name}.buffer)`,`flattenTo(${this.varName}, preUploadValue_${this.name})`])}getSource(){return s.linesToString([`uniform sampler2D ${this.id}`,`ivec2 ${this.sizeId} = ivec2(${this.textureSize[0]}, ${this.textureSize[1]})`,`ivec3 ${this.dimensionsId} = ivec3(${this.dimensions[0]}, ${this.dimensions[1]}, ${this.dimensions[2]})`])}updateValue(e){if(!s.isArray(e))return void this.onUpdateValueMismatch(e.constructor);const{context:t}=this;s.flattenTo(e,this.preUploadValue),t.activeTexture(this.contextHandle),t.bindTexture(t.TEXTURE_2D,this.texture),t.pixelStorei(t.UNPACK_FLIP_Y_WEBGL,!1),t.texImage2D(t.TEXTURE_2D,0,t.RGBA,this.textureSize[0],this.textureSize[1],0,t.RGBA,t.UNSIGNED_BYTE,this.uploadValue),this.kernel.setUniform1i(this.id,this.index)}}}}),ye=e((e,t)=>{const{utils:s}=i(),{WebGLKernelValueUnsignedArray:r}=ge();t.exports={WebGLKernelValueDynamicUnsignedArray:class extends r{getSource(){return s.linesToString([`uniform sampler2D ${this.id}`,`uniform ivec2 ${this.sizeId}`,`uniform ivec3 ${this.dimensionsId}`])}updateValue(e){this.dimensions=s.getDimensions(e,!0),this.textureSize=s.getMemoryOptimizedPackedTextureSize(this.dimensions,this.bitRatio),this.uploadArrayLength=this.textureSize[0]*this.textureSize[1]*(4/this.bitRatio),this.checkSize(this.textureSize[0],this.textureSize[1]);const t=this.getTransferArrayType(e);this.preUploadValue=new t(this.uploadArrayLength),this.uploadValue=new Uint8Array(this.preUploadValue.buffer),this.kernel.setUniform3iv(this.dimensionsId,this.dimensions),this.kernel.setUniform2iv(this.sizeId,this.textureSize),super.updateValue(e)}}}}),xe=e((e,t)=>{const{WebGLKernelValueBoolean:s}=U(),{WebGLKernelValueFloat:r}=K(),{WebGLKernelValueInteger:n}=W(),{WebGLKernelValueHTMLImage:i}=q(),{WebGLKernelValueDynamicHTMLImage:a}=X(),{WebGLKernelValueHTMLVideo:o}=H(),{WebGLKernelValueDynamicHTMLVideo:u}=Y(),{WebGLKernelValueSingleInput:l}=Z(),{WebGLKernelValueDynamicSingleInput:h}=J(),{WebGLKernelValueUnsignedInput:c}=Q(),{WebGLKernelValueDynamicUnsignedInput:p}=ee(),{WebGLKernelValueMemoryOptimizedNumberTexture:d}=te(),{WebGLKernelValueDynamicMemoryOptimizedNumberTexture:f}=se(),{WebGLKernelValueNumberTexture:m}=re(),{WebGLKernelValueDynamicNumberTexture:g}=ne(),{WebGLKernelValueSingleArray:y}=ie(),{WebGLKernelValueDynamicSingleArray:x}=ae(),{WebGLKernelValueSingleArray1DI:b}=oe(),{WebGLKernelValueDynamicSingleArray1DI:v}=ue(),{WebGLKernelValueSingleArray2DI:S}=le(),{WebGLKernelValueDynamicSingleArray2DI:T}=he(),{WebGLKernelValueSingleArray3DI:A}=ce(),{WebGLKernelValueDynamicSingleArray3DI:w}=pe(),{WebGLKernelValueArray2:_}=de(),{WebGLKernelValueArray3:E}=fe(),{WebGLKernelValueArray4:I}=me(),{WebGLKernelValueUnsignedArray:k}=ge(),{WebGLKernelValueDynamicUnsignedArray:C}=ye(),L={unsigned:{dynamic:{Boolean:s,Integer:n,Float:r,Array:C,"Array(2)":_,"Array(3)":E,"Array(4)":I,"Array1D(2)":!1,"Array1D(3)":!1,"Array1D(4)":!1,"Array2D(2)":!1,"Array2D(3)":!1,"Array2D(4)":!1,"Array3D(2)":!1,"Array3D(3)":!1,"Array3D(4)":!1,Input:p,NumberTexture:g,"ArrayTexture(1)":g,"ArrayTexture(2)":g,"ArrayTexture(3)":g,"ArrayTexture(4)":g,MemoryOptimizedNumberTexture:f,HTMLCanvas:a,OffscreenCanvas:a,HTMLImage:a,ImageBitmap:a,ImageData:a,HTMLImageArray:!1,HTMLVideo:u},static:{Boolean:s,Float:r,Integer:n,Array:k,"Array(2)":_,"Array(3)":E,"Array(4)":I,"Array1D(2)":!1,"Array1D(3)":!1,"Array1D(4)":!1,"Array2D(2)":!1,"Array2D(3)":!1,"Array2D(4)":!1,"Array3D(2)":!1,"Array3D(3)":!1,"Array3D(4)":!1,Input:c,NumberTexture:m,"ArrayTexture(1)":m,"ArrayTexture(2)":m,"ArrayTexture(3)":m,"ArrayTexture(4)":m,MemoryOptimizedNumberTexture:d,HTMLCanvas:i,OffscreenCanvas:i,HTMLImage:i,ImageBitmap:i,ImageData:i,HTMLImageArray:!1,HTMLVideo:o}},single:{dynamic:{Boolean:s,Integer:n,Float:r,Array:x,"Array(2)":_,"Array(3)":E,"Array(4)":I,"Array1D(2)":v,"Array1D(3)":v,"Array1D(4)":v,"Array2D(2)":T,"Array2D(3)":T,"Array2D(4)":T,"Array3D(2)":w,"Array3D(3)":w,"Array3D(4)":w,Input:h,NumberTexture:g,"ArrayTexture(1)":g,"ArrayTexture(2)":g,"ArrayTexture(3)":g,"ArrayTexture(4)":g,MemoryOptimizedNumberTexture:f,HTMLCanvas:a,OffscreenCanvas:a,HTMLImage:a,ImageBitmap:a,ImageData:a,HTMLImageArray:!1,HTMLVideo:u},static:{Boolean:s,Float:r,Integer:n,Array:y,"Array(2)":_,"Array(3)":E,"Array(4)":I,"Array1D(2)":b,"Array1D(3)":b,"Array1D(4)":b,"Array2D(2)":S,"Array2D(3)":S,"Array2D(4)":S,"Array3D(2)":A,"Array3D(3)":A,"Array3D(4)":A,Input:l,NumberTexture:m,"ArrayTexture(1)":m,"ArrayTexture(2)":m,"ArrayTexture(3)":m,"ArrayTexture(4)":m,MemoryOptimizedNumberTexture:d,HTMLCanvas:i,OffscreenCanvas:i,HTMLImage:i,ImageBitmap:i,ImageData:i,HTMLImageArray:!1,HTMLVideo:o}}};t.exports={lookupKernelValueType:function(e,t,s,r){if(!e)throw new Error("type missing");if(!t)throw new Error("dynamic missing");if(!s)throw new Error("precision missing");r.type&&(e=r.type);const n=L[s][t];if("WebGPUBuffer"===e)throw new Error("this kernel runs on WebGL but received a WebGPU pipeline buffer; await handle.toArray() first, or give this kernel the async contract (asyncMode: true / mode: 'async') so the readback happens for you");if(!1===n[e])return null;if(void 0===n[e])throw new Error(`Could not find a KernelValue for ${e}`);return n[e]},kernelValueMaps:L}}),be=e((e,t)=>{const{GLKernel:s}=R(),{FunctionBuilder:r}=o(),{WebGLFunctionNode:n}=N(),{utils:a}=i(),u=M(),{fragmentShader:l}=G(),{vertexShader:h}=O(),{glKernelString:c}=P(),{lookupKernelValueType:p}=xe();let d=null,f=null,m=null,g=null,y=null;const x=[u],b=[],v={};t.exports={WebGLKernel:class extends s{static get isSupported(){return null!==d||(this.setupFeatureChecks(),d=this.isContextMatch(m)),d}static setupFeatureChecks(){"undefined"!=typeof document?f=document.createElement("canvas"):"undefined"!=typeof OffscreenCanvas&&(f=new OffscreenCanvas(0,0)),f&&(m=f.getContext("webgl"),m||f instanceof OffscreenCanvas||(m=f.getContext("experimental-webgl")),m&&m.getExtension&&(g={OES_texture_float:m.getExtension("OES_texture_float"),OES_texture_float_linear:m.getExtension("OES_texture_float_linear"),OES_element_index_uint:m.getExtension("OES_element_index_uint"),WEBGL_draw_buffers:m.getExtension("WEBGL_draw_buffers")},y=this.getFeatures()))}static isContextMatch(e){return"undefined"!=typeof WebGLRenderingContext&&e instanceof WebGLRenderingContext}static getIsTextureFloat(){return Boolean(g.OES_texture_float)}static getIsDrawBuffers(){return Boolean(g.WEBGL_draw_buffers)}static getChannelCount(){return g.WEBGL_draw_buffers?m.getParameter(g.WEBGL_draw_buffers.MAX_DRAW_BUFFERS_WEBGL):1}static getMaxTextureSize(){return m.getParameter(m.MAX_TEXTURE_SIZE)}static lookupKernelValueType(e,t,s,r){return p(e,t,s,r)}static get testCanvas(){return f}static get testContext(){return m}static get features(){return y}static get fragmentShader(){return l}static get vertexShader(){return h}constructor(e,t){super(e,t),this.program=null,this.pipeline=t.pipeline,this.endianness=a.systemEndianness(),this.extensions={},this.argumentTextureCount=0,this.constantTextureCount=0,this.fragShader=null,this.vertShader=null,this.drawBuffersMap=null,this.maxTexSize=null,this.onRequestSwitchKernel=null,this.texture=null,this.mappedTextures=null,this.mergeSettings(e.settings||t),this.threadDim=null,this.framebuffer=null,this.buffer=null,this.textureCache=[],this.programUniformLocationCache={},this.uniform1fCache={},this.uniform1iCache={},this.uniform2fCache={},this.uniform2fvCache={},this.uniform2ivCache={},this.uniform3fvCache={},this.uniform3ivCache={},this.uniform4fvCache={},this.uniform4ivCache={}}initCanvas(){if("undefined"!=typeof document){const e=document.createElement("canvas");return e.width=2,e.height=2,e}if("undefined"!=typeof OffscreenCanvas)return new OffscreenCanvas(0,0)}initContext(){const e={alpha:!1,depth:!1,antialias:!1};return this.canvas.getContext("webgl",e)||this.canvas.getContext("experimental-webgl",e)}initPlugins(e){const t=[],{source:s}=this;if("string"==typeof s)for(let e=0;e<x.length;e++){const r=x[e];s.match(r.functionMatch)&&t.push(r)}else if("object"==typeof s&&e.pluginNames)for(let s=0;s<x.length;s++){const r=x[s];e.pluginNames.some(e=>e===r.name)&&t.push(r)}return t}initExtensions(){this.extensions={OES_texture_float:this.context.getExtension("OES_texture_float"),OES_texture_float_linear:this.context.getExtension("OES_texture_float_linear"),OES_element_index_uint:this.context.getExtension("OES_element_index_uint"),WEBGL_draw_buffers:this.context.getExtension("WEBGL_draw_buffers"),WEBGL_color_buffer_float:this.context.getExtension("WEBGL_color_buffer_float")}}validateSettings(e){if(!this.validate)return void(this.texSize=a.getKernelTextureSize({optimizeFloatMemory:this.optimizeFloatMemory,precision:this.precision},this.output));const{features:t}=this.constructor;if(!0===this.optimizeFloatMemory&&!t.isTextureFloat)throw new Error("Float textures are not supported");if("single"===this.precision&&!t.isFloatRead)throw new Error("Single precision not supported");if(this.graphical||null!==this.precision||(this.precision=t.isTextureFloat&&t.isFloatRead?"single":"unsigned"),this.subKernels&&this.subKernels.length>0&&!this.extensions.WEBGL_draw_buffers)throw new Error("could not instantiate draw buffers extension");if(null===this.fixIntegerDivisionAccuracy?this.fixIntegerDivisionAccuracy=!t.isIntegerDivisionAccurate:this.fixIntegerDivisionAccuracy&&t.isIntegerDivisionAccurate&&(this.fixIntegerDivisionAccuracy=!1),this.checkOutput(),!this.output||0===this.output.length){if(1!==e.length)throw new Error("Auto output only supported for kernels with only one input");const t=a.getVariableType(e[0],this.strictIntegers);switch(t){case"Array":this.output=a.getDimensions(t);break;case"NumberTexture":case"MemoryOptimizedNumberTexture":case"ArrayTexture(1)":case"ArrayTexture(2)":case"ArrayTexture(3)":case"ArrayTexture(4)":this.output=e[0].output;break;default:throw new Error("Auto output not supported for input type: "+t)}}if(this.graphical){if(2!==this.output.length)throw new Error("Output must have 2 dimensions on graphical mode");return"precision"===this.precision&&(this.precision="unsigned",console.warn("Cannot use graphical mode and single precision at the same time")),void(this.texSize=a.clone(this.output))}null===this.precision&&t.isTextureFloat&&(this.precision="single"),this.texSize=a.getKernelTextureSize({optimizeFloatMemory:this.optimizeFloatMemory,precision:this.precision},this.output),this.checkTextureSize()}updateMaxTexSize(){const{texSize:e,canvas:t}=this;if(null===this.maxTexSize){let s=b.indexOf(t);-1===s&&(s=b.length,b.push(t),v[s]=[e[0],e[1]]),this.maxTexSize=v[s]}this.maxTexSize[0]<e[0]&&(this.maxTexSize[0]=e[0]),this.maxTexSize[1]<e[1]&&(this.maxTexSize[1]=e[1])}setupArguments(e){this.kernelArguments=[],this.argumentTextureCount=0;const t=null===this.argumentTypes;if(t&&(this.argumentTypes=[]),this.argumentSizes=[],this.argumentBitRatios=[],e.length<this.argumentNames.length)throw new Error("not enough arguments for kernel");if(e.length>this.argumentNames.length)throw new Error("too many arguments for kernel");const{context:s}=this;let r=0;const n=()=>this.createTexture(),i=()=>this.constantTextureCount+r++,o=e=>{this.switchKernels({type:"argumentMismatch",needed:e})},u=()=>s.TEXTURE0+this.constantTextureCount+this.argumentTextureCount++;for(let r=0;r<e.length;r++){const l=e[r],h=this.argumentNames[r];let c;t?(c=a.getVariableType(l,this.strictIntegers),this.argumentTypes.push(c)):c=this.argumentTypes[r];const p=this.constructor.lookupKernelValueType(c,this.dynamicArguments?"dynamic":"static",this.precision,e[r]);if(null===p)return this.requestFallback(e,`argument "${this.argumentNames[r]}" of type ${c} is not supported by ${this.constructor.name}`);const d=new p(l,{name:h,type:c,tactic:this.tactic,origin:"user",context:s,checkContext:this.checkContext,kernel:this,strictIntegers:this.strictIntegers,onRequestTexture:n,onRequestIndex:i,onUpdateValueMismatch:o,onRequestContextHandle:u});this.kernelArguments.push(d),d.setup(),this.argumentSizes.push(d.textureSize),this.argumentBitRatios[r]=d.bitRatio}}createTexture(){const e=this.context.createTexture();return this.textureCache.push(e),e}deleteTexture(e){const t=this.textureCache.indexOf(e);-1!==t&&this.textureCache.splice(t,1),this.context&&this.context.deleteTexture(e)}setupConstants(e){const{context:t}=this;this.kernelConstants=[],this.forceUploadKernelConstants=[];let s=null===this.constantTypes;s&&(this.constantTypes={}),this.constantBitRatios={};let r=0;for(const n in this.constants){const i=this.constants[n];let o;s?(o=a.getVariableType(i,this.strictIntegers),this.constantTypes[n]=o):o=this.constantTypes[n];const u=this.constructor.lookupKernelValueType(o,"static",this.precision,i);if(null===u)return this.requestFallback(e,`constant "${n}" of type ${o} is not supported by ${this.constructor.name}`);const l=new u(i,{name:n,type:o,tactic:this.tactic,origin:"constants",context:this.context,checkContext:this.checkContext,kernel:this,strictIntegers:this.strictIntegers,onRequestTexture:()=>this.createTexture(),onRequestIndex:()=>r++,onRequestContextHandle:()=>t.TEXTURE0+this.constantTextureCount++});this.constantBitRatios[n]=l.bitRatio,this.kernelConstants.push(l),l.setup(),l.forceUploadEachRun&&this.forceUploadKernelConstants.push(l)}}build(){if(this.built)return;if(this.initExtensions(),this.validateSettings(arguments),this.setupConstants(arguments),this.fallbackRequested)return;if(this.setupArguments(arguments),this.fallbackRequested)return;this.updateMaxTexSize(),this.translateSource();const e=this.pickRenderStrategy(arguments);if(e)return e;const{texSize:t,context:s,canvas:r}=this;s.enable(s.SCISSOR_TEST),this.pipeline&&this.precision,s.viewport(0,0,this.maxTexSize[0],this.maxTexSize[1]),r.width=this.maxTexSize[0],r.height=this.maxTexSize[1];const n=this.threadDim=Array.from(this.output);for(;n.length<3;)n.push(1);const i=this.getVertexShader(arguments),a=s.createShader(s.VERTEX_SHADER);s.shaderSource(a,i),s.compileShader(a),this.vertShader=a;const o=this.getFragmentShader(arguments),u=s.createShader(s.FRAGMENT_SHADER);if(s.shaderSource(u,o),s.compileShader(u),this.fragShader=u,this.debug&&(console.log("GLSL Shader Output:"),console.log(o)),!s.getShaderParameter(a,s.COMPILE_STATUS))throw new Error("Error compiling vertex shader: "+s.getShaderInfoLog(a));if(!s.getShaderParameter(u,s.COMPILE_STATUS))throw new Error("Error compiling fragment shader: "+s.getShaderInfoLog(u));const l=this.program=s.createProgram();s.attachShader(l,a),s.attachShader(l,u),s.linkProgram(l),this.framebuffer=s.createFramebuffer(),this.framebuffer.width=t[0],this.framebuffer.height=t[1],this.rawValueFramebuffers={};const h=new Float32Array([-1,-1,1,-1,-1,1,1,1]),c=new Float32Array([0,0,1,0,0,1,1,1]),p=h.byteLength;let d=this.buffer;d?s.bindBuffer(s.ARRAY_BUFFER,d):(d=this.buffer=s.createBuffer(),s.bindBuffer(s.ARRAY_BUFFER,d),s.bufferData(s.ARRAY_BUFFER,h.byteLength+c.byteLength,s.STATIC_DRAW)),s.bufferSubData(s.ARRAY_BUFFER,0,h),s.bufferSubData(s.ARRAY_BUFFER,p,c);const f=s.getAttribLocation(this.program,"aPos");-1!==f&&(s.enableVertexAttribArray(f),s.vertexAttribPointer(f,2,s.FLOAT,!1,0,0));const m=s.getAttribLocation(this.program,"aTexCoord");-1!==m&&(s.enableVertexAttribArray(m),s.vertexAttribPointer(m,2,s.FLOAT,!1,0,p)),s.bindFramebuffer(s.FRAMEBUFFER,this.framebuffer);let g=0;s.useProgram(this.program);for(let e in this.constants)this.kernelConstants[g++].updateValue(this.constants[e]);this._setupOutputTexture(),null!==this.subKernels&&this.subKernels.length>0&&(this._mappedTextureSwitched={},this._setupSubOutputTextures()),this.buildSignature(arguments),this.built=!0}translateSource(){const e=r.fromKernel(this,n,{fixIntegerDivisionAccuracy:this.fixIntegerDivisionAccuracy});this.translatedSource=e.getPrototypeString("kernel"),this.setupReturnTypes(e)}setupReturnTypes(e){if(this.graphical||this.returnType||(this.returnType=e.getKernelResultType()),this.subKernels&&this.subKernels.length>0)for(let t=0;t<this.subKernels.length;t++){const s=this.subKernels[t];s.returnType||(s.returnType=e.getSubKernelResultType(t))}}run(){const{kernelArguments:e,kernelConstants:t,texSize:s,forceUploadKernelConstants:r,context:n}=this;n.useProgram(this.program),n.scissor(0,0,s[0],s[1]),this.dynamicOutput&&(this.setUniform3iv("uOutputDim",new Int32Array(this.threadDim)),this.setUniform2iv("uTexSize",s)),this.setUniform2f("ratio",s[0]/this.maxTexSize[0],s[1]/this.maxTexSize[1]);for(let e=0;e<t.length;e++)t[e].rebind();for(let e=0;e<r.length;e++){const t=r[e];if(t.updateValue(this.constants[t.name]),this.switchingKernels)return}for(let t=0;t<e.length;t++)if(e[t].updateValue(arguments[t]),this.switchingKernels)return;if(this.plugins)for(let e=0;e<this.plugins.length;e++){const t=this.plugins[e];t.onBeforeRun&&t.onBeforeRun(this)}if(this.graphical)return this.pipeline?(n.bindRenderbuffer(n.RENDERBUFFER,null),n.bindFramebuffer(n.FRAMEBUFFER,this.framebuffer),this.immutable&&this._replaceOutputTexture(),n.drawArrays(n.TRIANGLE_STRIP,0,4),this.immutable?this.texture.clone():this.texture):(n.bindRenderbuffer(n.RENDERBUFFER,null),n.bindFramebuffer(n.FRAMEBUFFER,null),void n.drawArrays(n.TRIANGLE_STRIP,0,4));n.bindFramebuffer(n.FRAMEBUFFER,this.framebuffer),this._replaceOutputTexture(),null!==this.subKernels&&(this.immutable&&this._replaceSubOutputTextures(),this.drawBuffers()),n.drawArrays(n.TRIANGLE_STRIP,0,4)}drawBuffers(){this.extensions.WEBGL_draw_buffers.drawBuffersWEBGL(this.drawBuffersMap)}getInternalFormat(){return this.context.RGBA}getTextureFormat(){const{context:e}=this;if(this.getInternalFormat()===e.RGBA)return e.RGBA;throw new Error("Unknown internal format")}_replaceOutputTexture(){if(this.texture.beforeMutate()||this._textureSwitched){const e=this.context;e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,this.texture.texture,0),this._textureSwitched=!1}}_setupOutputTexture(){const e=this.context,t=this.texSize;if(this.texture)return void e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,this.texture.texture,0);const s=this.createTexture();e.activeTexture(e.TEXTURE0+this.constantTextureCount+this.argumentTextureCount),e.bindTexture(e.TEXTURE_2D,s),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST);const r=this.getInternalFormat();"single"===this.precision?e.texImage2D(e.TEXTURE_2D,0,r,t[0],t[1],0,e.RGBA,e.FLOAT,null):e.texImage2D(e.TEXTURE_2D,0,r,t[0],t[1],0,r,e.UNSIGNED_BYTE,null),e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,s,0),this.texture=new this.TextureConstructor({texture:s,size:t,dimensions:this.threadDim,output:this.output,context:this.context,internalFormat:this.getInternalFormat(),textureFormat:this.getTextureFormat(),kernel:this})}_replaceSubOutputTextures(){const e=this.context;for(let t=0;t<this.mappedTextures.length;t++){const s=this.mappedTextures[t];(s.beforeMutate()||this._mappedTextureSwitched[t])&&(e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+t+1,e.TEXTURE_2D,s.texture,0),this._mappedTextureSwitched[t]=!1)}}_setupSubOutputTextures(){const e=this.context;if(this.mappedTextures){for(let t=0;t<this.subKernels.length;t++)e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+t+1,e.TEXTURE_2D,this.mappedTextures[t].texture,0);return}const t=this.texSize;this.drawBuffersMap=[e.COLOR_ATTACHMENT0],this.mappedTextures=[];for(let s=0;s<this.subKernels.length;s++){const r=this.createTexture();this.drawBuffersMap.push(e.COLOR_ATTACHMENT0+s+1),e.activeTexture(e.TEXTURE0+this.constantTextureCount+this.argumentTextureCount+s),e.bindTexture(e.TEXTURE_2D,r),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST),"single"===this.precision?e.texImage2D(e.TEXTURE_2D,0,e.RGBA,t[0],t[1],0,e.RGBA,e.FLOAT,null):e.texImage2D(e.TEXTURE_2D,0,e.RGBA,t[0],t[1],0,e.RGBA,e.UNSIGNED_BYTE,null),e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+s+1,e.TEXTURE_2D,r,0),this.mappedTextures.push(new this.TextureConstructor({texture:r,size:t,dimensions:this.threadDim,output:this.output,context:this.context,internalFormat:this.getInternalFormat(),textureFormat:this.getTextureFormat(),kernel:this}))}}setUniform1f(e,t){if(this.uniform1fCache.hasOwnProperty(e)&&t===this.uniform1fCache[e])return;this.uniform1fCache[e]=t;const s=this.getUniformLocation(e);this.context.uniform1f(s,t)}setUniform1i(e,t){if(this.uniform1iCache.hasOwnProperty(e)&&t===this.uniform1iCache[e])return;this.uniform1iCache[e]=t;const s=this.getUniformLocation(e);this.context.uniform1i(s,t)}setUniform2f(e,t,s){if(this.uniform2fCache.hasOwnProperty(e)){const r=this.uniform2fCache[e];if(t===r[0]&&s===r[1])return}this.uniform2fCache[e]=[t,s];const r=this.getUniformLocation(e);this.context.uniform2f(r,t,s)}setUniform2fv(e,t){if(this.uniform2fvCache.hasOwnProperty(e)){const s=this.uniform2fvCache[e];if(t[0]===s[0]&&t[1]===s[1])return}this.uniform2fvCache[e]=t;const s=this.getUniformLocation(e);this.context.uniform2fv(s,t)}setUniform2iv(e,t){if(this.uniform2ivCache.hasOwnProperty(e)){const s=this.uniform2ivCache[e];if(t[0]===s[0]&&t[1]===s[1])return}this.uniform2ivCache[e]=t;const s=this.getUniformLocation(e);this.context.uniform2iv(s,t)}setUniform3fv(e,t){if(this.uniform3fvCache.hasOwnProperty(e)){const s=this.uniform3fvCache[e];if(t[0]===s[0]&&t[1]===s[1]&&t[2]===s[2])return}this.uniform3fvCache[e]=t;const s=this.getUniformLocation(e);this.context.uniform3fv(s,t)}setUniform3iv(e,t){if(this.uniform3ivCache.hasOwnProperty(e)){const s=this.uniform3ivCache[e];if(t[0]===s[0]&&t[1]===s[1]&&t[2]===s[2])return}this.uniform3ivCache[e]=t;const s=this.getUniformLocation(e);this.context.uniform3iv(s,t)}setUniform4fv(e,t){if(this.uniform4fvCache.hasOwnProperty(e)){const s=this.uniform4fvCache[e];if(t[0]===s[0]&&t[1]===s[1]&&t[2]===s[2]&&t[3]===s[3])return}this.uniform4fvCache[e]=t;const s=this.getUniformLocation(e);this.context.uniform4fv(s,t)}setUniform4iv(e,t){if(this.uniform4ivCache.hasOwnProperty(e)){const s=this.uniform4ivCache[e];if(t[0]===s[0]&&t[1]===s[1]&&t[2]===s[2]&&t[3]===s[3])return}this.uniform4ivCache[e]=t;const s=this.getUniformLocation(e);this.context.uniform4iv(s,t)}getUniformLocation(e){return this.programUniformLocationCache.hasOwnProperty(e)?this.programUniformLocationCache[e]:this.programUniformLocationCache[e]=this.context.getUniformLocation(this.program,e)}_getFragShaderArtifactMap(e){return{HEADER:this._getHeaderString(),LOOP_MAX:this._getLoopMaxString(),PLUGINS:this._getPluginsString(),CONSTANTS:this._getConstantsString(),DECODE32_ENDIANNESS:this._getDecode32EndiannessString(),ENCODE32_ENDIANNESS:this._getEncode32EndiannessString(),DIVIDE_WITH_INTEGER_CHECK:this._getDivideWithIntegerCheckString(),INJECTED_NATIVE:this._getInjectedNative(),MAIN_CONSTANTS:this._getMainConstantsString(),MAIN_ARGUMENTS:this._getMainArgumentsString(e),KERNEL:this.getKernelString(),MAIN_RESULT:this.getMainResultString(),FLOAT_TACTIC_DECLARATION:this.getFloatTacticDeclaration(),INT_TACTIC_DECLARATION:this.getIntTacticDeclaration(),SAMPLER_2D_TACTIC_DECLARATION:this.getSampler2DTacticDeclaration(),SAMPLER_2D_ARRAY_TACTIC_DECLARATION:this.getSampler2DArrayTacticDeclaration()}}_getVertShaderArtifactMap(e){return{FLOAT_TACTIC_DECLARATION:this.getFloatTacticDeclaration(),INT_TACTIC_DECLARATION:this.getIntTacticDeclaration(),SAMPLER_2D_TACTIC_DECLARATION:this.getSampler2DTacticDeclaration(),SAMPLER_2D_ARRAY_TACTIC_DECLARATION:this.getSampler2DArrayTacticDeclaration()}}_getHeaderString(){return null!==this.subKernels?"#extension GL_EXT_draw_buffers : require\n":""}_getLoopMaxString(){return this.loopMaxIterations?` ${parseInt(this.loopMaxIterations)};\n`:" 1000;\n"}_getPluginsString(){return this.plugins?this.plugins.map(e=>e.source&&this.source.match(e.functionMatch)?e.source:"").join("\n"):"\n"}_getConstantsString(){const e=[],{threadDim:t,texSize:s}=this;return this.dynamicOutput?e.push("uniform ivec3 uOutputDim","uniform ivec2 uTexSize"):e.push(`ivec3 uOutputDim = ivec3(${t[0]}, ${t[1]}, ${t[2]})`,`ivec2 uTexSize = ivec2(${s[0]}, ${s[1]})`),a.linesToString(e)}_getTextureCoordinate(){const e=this.subKernels;return null===e||e.length<1?"varying vec2 vTexCoord;\n":"out vec2 vTexCoord;\n"}_getDecode32EndiannessString(){return"LE"===this.endianness?"":"  texel.rgba = texel.abgr;\n"}_getEncode32EndiannessString(){return"LE"===this.endianness?"":"  texel.rgba = texel.abgr;\n"}_getDivideWithIntegerCheckString(){return this.fixIntegerDivisionAccuracy?"float divWithIntCheck(float x, float y) {\n  if (floor(x) == x && floor(y) == y) {\n    float q = floor(x / y + 0.5);\n    if (y * q == x) {\n      return q;\n    }\n  }\n  return x / y;\n}\n\nfloat integerCorrectionModulo(float number, float divisor) {\n  if (number < 0.0) {\n    number = abs(number);\n    if (divisor < 0.0) {\n      divisor = abs(divisor);\n    }\n    return -(number - (divisor * floor(divWithIntCheck(number, divisor))));\n  }\n  if (divisor < 0.0) {\n    divisor = abs(divisor);\n  }\n  return number - (divisor * floor(divWithIntCheck(number, divisor)));\n}":""}_getMainArgumentsString(e){const t=[],{argumentNames:s}=this;for(let r=0;r<s.length;r++)t.push(this.kernelArguments[r].getSource(e[r]));return t.join("")}_getInjectedNative(){return this.injectedNative||""}_getMainConstantsString(){const e=[],{constants:t}=this;if(t){let s=0;for(const r in t)this.constants.hasOwnProperty(r)&&e.push(this.kernelConstants[s++].getSource(this.constants[r]))}return e.join("")}getRawValueFramebuffer(e,t){if(this.rawValueFramebuffers[e]||(this.rawValueFramebuffers[e]={}),!this.rawValueFramebuffers[e][t]){const s=this.context.createFramebuffer();s.width=e,s.height=t,this.rawValueFramebuffers[e][t]=s}return this.rawValueFramebuffers[e][t]}getKernelResultDeclaration(){switch(this.returnType){case"Array(2)":return"vec2 kernelResult";case"Array(3)":return"vec3 kernelResult";case"Array(4)":return"vec4 kernelResult";case"LiteralInteger":case"Float":case"Number":case"Integer":return"float kernelResult";default:if(this.graphical)return"float kernelResult";throw new Error(`unrecognized output type "${this.returnType}"`)}}getKernelString(){const e=[this.getKernelResultDeclaration()],{subKernels:t}=this;if(null!==t)switch(this.returnType){case"Number":case"Float":case"Integer":for(let s=0;s<t.length;s++){const r=t[s];e.push("Integer"===r.returnType?`int subKernelResult_${r.name} = 0`:`float subKernelResult_${r.name} = 0.0`)}break;case"Array(2)":for(let s=0;s<t.length;s++)e.push(`vec2 subKernelResult_${t[s].name}`);break;case"Array(3)":for(let s=0;s<t.length;s++)e.push(`vec3 subKernelResult_${t[s].name}`);break;case"Array(4)":for(let s=0;s<t.length;s++)e.push(`vec4 subKernelResult_${t[s].name}`)}return a.linesToString(e)+this.translatedSource}getMainResultGraphical(){return a.linesToString(["  threadId = indexTo3D(index, uOutputDim)","  kernel()","  gl_FragColor = actualColor"])}getMainResultPackedPixels(){switch(this.returnType){case"LiteralInteger":case"Number":case"Integer":case"Float":return this.getMainResultKernelPackedPixels()+this.getMainResultSubKernelPackedPixels();default:throw new Error(`packed output only usable with Numbers, "${this.returnType}" specified`)}}getMainResultKernelPackedPixels(){return a.linesToString(["  threadId = indexTo3D(index, uOutputDim)","  kernel()",`  gl_FragData[0] = ${this.useLegacyEncoder?"legacyEncode32":"encode32"}(kernelResult)`])}getMainResultSubKernelPackedPixels(){const e=[];if(!this.subKernels)return"";for(let t=0;t<this.subKernels.length;t++)"Integer"===this.subKernels[t].returnType?e.push(`  gl_FragData[${t+1}] = ${this.useLegacyEncoder?"legacyEncode32":"encode32"}(float(subKernelResult_${this.subKernels[t].name}))`):e.push(`  gl_FragData[${t+1}] = ${this.useLegacyEncoder?"legacyEncode32":"encode32"}(subKernelResult_${this.subKernels[t].name})`);return a.linesToString(e)}getMainResultMemoryOptimizedFloats(){const e=["  index *= 4"];switch(this.returnType){case"Number":case"Integer":case"Float":const t=["r","g","b","a"];for(let s=0;s<t.length;s++){const r=t[s];this.getMainResultKernelMemoryOptimizedFloats(e,r),this.getMainResultSubKernelMemoryOptimizedFloats(e,r),s+1<t.length&&e.push("  index += 1")}break;default:throw new Error(`optimized output only usable with Numbers, ${this.returnType} specified`)}return a.linesToString(e)}getMainResultKernelMemoryOptimizedFloats(e,t){e.push("  threadId = indexTo3D(index, uOutputDim)","  kernel()",`  gl_FragData[0].${t} = kernelResult`)}getMainResultSubKernelMemoryOptimizedFloats(e,t){if(!this.subKernels)return e;for(let s=0;s<this.subKernels.length;s++)"Integer"===this.subKernels[s].returnType?e.push(`  gl_FragData[${s+1}].${t} = float(subKernelResult_${this.subKernels[s].name})`):e.push(`  gl_FragData[${s+1}].${t} = subKernelResult_${this.subKernels[s].name}`)}getMainResultKernelNumberTexture(){return["  threadId = indexTo3D(index, uOutputDim)","  kernel()","  gl_FragData[0][0] = kernelResult"]}getMainResultSubKernelNumberTexture(){const e=[];if(!this.subKernels)return e;for(let t=0;t<this.subKernels.length;++t){const s=this.subKernels[t];"Integer"===s.returnType?e.push(`  gl_FragData[${t+1}][0] = float(subKernelResult_${s.name})`):e.push(`  gl_FragData[${t+1}][0] = subKernelResult_${s.name}`)}return e}getMainResultKernelArray2Texture(){return["  threadId = indexTo3D(index, uOutputDim)","  kernel()","  gl_FragData[0][0] = kernelResult[0]","  gl_FragData[0][1] = kernelResult[1]"]}getMainResultSubKernelArray2Texture(){const e=[];if(!this.subKernels)return e;for(let t=0;t<this.subKernels.length;++t)e.push(`  gl_FragData[${t+1}][0] = subKernelResult_${this.subKernels[t].name}[0]`,`  gl_FragData[${t+1}][1] = subKernelResult_${this.subKernels[t].name}[1]`);return e}getMainResultKernelArray3Texture(){return["  threadId = indexTo3D(index, uOutputDim)","  kernel()","  gl_FragData[0][0] = kernelResult[0]","  gl_FragData[0][1] = kernelResult[1]","  gl_FragData[0][2] = kernelResult[2]"]}getMainResultSubKernelArray3Texture(){const e=[];if(!this.subKernels)return e;for(let t=0;t<this.subKernels.length;++t)e.push(`  gl_FragData[${t+1}][0] = subKernelResult_${this.subKernels[t].name}[0]`,`  gl_FragData[${t+1}][1] = subKernelResult_${this.subKernels[t].name}[1]`,`  gl_FragData[${t+1}][2] = subKernelResult_${this.subKernels[t].name}[2]`);return e}getMainResultKernelArray4Texture(){return["  threadId = indexTo3D(index, uOutputDim)","  kernel()","  gl_FragData[0] = kernelResult"]}getMainResultSubKernelArray4Texture(){const e=[];if(!this.subKernels)return e;switch(this.returnType){case"Number":case"Float":case"Integer":for(let t=0;t<this.subKernels.length;++t)"Integer"===this.subKernels[t].returnType?e.push(`  gl_FragData[${t+1}] = float(subKernelResult_${this.subKernels[t].name})`):e.push(`  gl_FragData[${t+1}] = subKernelResult_${this.subKernels[t].name}`);break;case"Array(2)":for(let t=0;t<this.subKernels.length;++t)e.push(`  gl_FragData[${t+1}][0] = subKernelResult_${this.subKernels[t].name}[0]`,`  gl_FragData[${t+1}][1] = subKernelResult_${this.subKernels[t].name}[1]`);break;case"Array(3)":for(let t=0;t<this.subKernels.length;++t)e.push(`  gl_FragData[${t+1}][0] = subKernelResult_${this.subKernels[t].name}[0]`,`  gl_FragData[${t+1}][1] = subKernelResult_${this.subKernels[t].name}[1]`,`  gl_FragData[${t+1}][2] = subKernelResult_${this.subKernels[t].name}[2]`);break;case"Array(4)":for(let t=0;t<this.subKernels.length;++t)e.push(`  gl_FragData[${t+1}][0] = subKernelResult_${this.subKernels[t].name}[0]`,`  gl_FragData[${t+1}][1] = subKernelResult_${this.subKernels[t].name}[1]`,`  gl_FragData[${t+1}][2] = subKernelResult_${this.subKernels[t].name}[2]`,`  gl_FragData[${t+1}][3] = subKernelResult_${this.subKernels[t].name}[3]`)}return e}replaceArtifacts(e,t){return e.replace(/[ ]*__([A-Z]+[0-9]*([_]?[A-Z]*[0-9]?)*)__;\n/g,(e,s)=>{if(t.hasOwnProperty(s))return t[s];throw`unhandled artifact ${s}`})}getFragmentShader(e){return null!==this.compiledFragmentShader?this.compiledFragmentShader:this.compiledFragmentShader=this.replaceArtifacts(this.constructor.fragmentShader,this._getFragShaderArtifactMap(e))}getVertexShader(e){return null!==this.compiledVertexShader?this.compiledVertexShader:this.compiledVertexShader=this.replaceArtifacts(this.constructor.vertexShader,this._getVertShaderArtifactMap(e))}toString(){const e=a.linesToString(["const gl = context"]);return c(this.constructor,arguments,this,e)}destroy(e){if(!this.context)return;this.buffer&&this.context.deleteBuffer(this.buffer),this.framebuffer&&this.context.deleteFramebuffer(this.framebuffer);for(const e in this.rawValueFramebuffers){for(const t in this.rawValueFramebuffers[e])this.context.deleteFramebuffer(this.rawValueFramebuffers[e][t]),delete this.rawValueFramebuffers[e][t];delete this.rawValueFramebuffers[e]}if(this.vertShader&&this.context.deleteShader(this.vertShader),this.fragShader&&this.context.deleteShader(this.fragShader),this.program&&this.context.deleteProgram(this.program),this.texture){this.texture.delete();const e=this.textureCache.indexOf(this.texture.texture);e>-1&&this.textureCache.splice(e,1),this.texture=null}if(this.mappedTextures&&this.mappedTextures.length){for(let e=0;e<this.mappedTextures.length;e++){const t=this.mappedTextures[e];t.delete();const s=this.textureCache.indexOf(t.texture);s>-1&&this.textureCache.splice(s,1)}this.mappedTextures=null}if(this.kernelArguments)for(let e=0;e<this.kernelArguments.length;e++)this.kernelArguments[e].destroy();if(this.kernelConstants)for(let e=0;e<this.kernelConstants.length;e++)this.kernelConstants[e].destroy();for(;this.textureCache.length>0;){const e=this.textureCache.pop();this.context.deleteTexture(e)}if(e){const e=b.indexOf(this.canvas);e>=0&&(b[e]=null,v[e]=null)}if(this.destroyExtensions(),delete this.context,delete this.canvas,!this.gpu)return;const t=this.gpu.kernels.indexOf(this);-1!==t&&this.gpu.kernels.splice(t,1)}destroyExtensions(){this.extensions.OES_texture_float=null,this.extensions.OES_texture_float_linear=null,this.extensions.OES_element_index_uint=null,this.extensions.WEBGL_draw_buffers=null}static destroyContext(e){const t=e.getExtension("WEBGL_lose_context");t&&t.loseContext()}toJSON(){const e=super.toJSON();return e.functionNodes=r.fromKernel(this,n).toJSON(),e.settings.threadDim=this.threadDim,e}}}}),ve=e((e,t)=>{let s=null;try{s=d()}catch(e){}const{WebGLKernel:r}=be(),{glKernelString:n}=P();let i=null,a=null,o=null,u=null,l=null;t.exports={HeadlessGLKernel:class extends r{static get isSupported(){return null!==i||(this.setupFeatureChecks(),i=null!==o),i}static setupFeatureChecks(){if(a=null,u=null,"function"==typeof s)try{if(o=s(2,2,{preserveDrawingBuffer:!0}),!o||!o.getExtension)return;u={STACKGL_resize_drawingbuffer:o.getExtension("STACKGL_resize_drawingbuffer"),STACKGL_destroy_context:o.getExtension("STACKGL_destroy_context"),OES_texture_float:o.getExtension("OES_texture_float"),OES_texture_float_linear:o.getExtension("OES_texture_float_linear"),OES_element_index_uint:o.getExtension("OES_element_index_uint"),WEBGL_draw_buffers:o.getExtension("WEBGL_draw_buffers"),WEBGL_color_buffer_float:o.getExtension("WEBGL_color_buffer_float")},l=this.getFeatures()}catch(e){console.warn(e)}}static isContextMatch(e){try{return"ANGLE"===e.getParameter(e.RENDERER)}catch(e){return!1}}static getIsTextureFloat(){return Boolean(u.OES_texture_float)}static getIsDrawBuffers(){return Boolean(u.WEBGL_draw_buffers)}static getChannelCount(){return u.WEBGL_draw_buffers?o.getParameter(u.WEBGL_draw_buffers.MAX_DRAW_BUFFERS_WEBGL):1}static getMaxTextureSize(){return o.getParameter(o.MAX_TEXTURE_SIZE)}static get testCanvas(){return a}static get testContext(){return o}static get features(){return l}initCanvas(){return{}}initContext(){return s(2,2,{preserveDrawingBuffer:!0})}initExtensions(){this.extensions={STACKGL_resize_drawingbuffer:this.context.getExtension("STACKGL_resize_drawingbuffer"),STACKGL_destroy_context:this.context.getExtension("STACKGL_destroy_context"),OES_texture_float:this.context.getExtension("OES_texture_float"),OES_texture_float_linear:this.context.getExtension("OES_texture_float_linear"),OES_element_index_uint:this.context.getExtension("OES_element_index_uint"),WEBGL_draw_buffers:this.context.getExtension("WEBGL_draw_buffers")}}build(){super.build.apply(this,arguments),this.fallbackRequested||this.extensions.STACKGL_resize_drawingbuffer.resize(this.maxTexSize[0],this.maxTexSize[1])}destroyExtensions(){this.extensions.STACKGL_resize_drawingbuffer=null,this.extensions.STACKGL_destroy_context=null,this.extensions.OES_texture_float=null,this.extensions.OES_texture_float_linear=null,this.extensions.OES_element_index_uint=null,this.extensions.WEBGL_draw_buffers=null}static destroyContext(e){const t=e.getExtension("STACKGL_destroy_context");t&&t.destroy&&t.destroy()}toString(){return n(this.constructor,arguments,this,"const gl = context || require('gl')(1, 1);\n","    if (!context) { gl.getExtension('STACKGL_destroy_context').destroy(); }\n")}setOutput(e){return super.setOutput(e),this.graphical&&this.extensions.STACKGL_resize_drawingbuffer&&this.extensions.STACKGL_resize_drawingbuffer.resize(this.maxTexSize[0],this.maxTexSize[1]),this}}}}),Se=e((e,t)=>{const{utils:s}=i(),{WebGLFunctionNode:r}=N();t.exports={WebGL2FunctionNode:class extends r{astIdentifierExpression(e,t){if("Identifier"!==e.type)throw this.astErrorOutput("IdentifierExpression - not an Identifier",e);const r=this.getType(e),n=s.sanitizeName(e.name);if("Infinity"===e.name)t.push("intBitsToFloat(2139095039)");else if("Boolean"===r)if(this.argumentNames.indexOf(n)>-1){const s=this.markupUserName(e.name);t.push(s.startsWith("cellShadow_")?s:`bool(${s})`)}else t.push(`user_${n}`);else t.push(this.markupUserName(e.name));return t}}}}),Te=e((e,t)=>{t.exports={fragmentShader:`#version 300 es\n__HEADER__;\n__FLOAT_TACTIC_DECLARATION__;\n__INT_TACTIC_DECLARATION__;\n__SAMPLER_2D_TACTIC_DECLARATION__;\n__SAMPLER_2D_ARRAY_TACTIC_DECLARATION__;\n\nconst int LOOP_MAX = __LOOP_MAX__;\n\n__PLUGINS__;\n__CONSTANTS__;\n\nin vec2 vTexCoord;\n\nfloat atan2(float v1, float v2) {\n  if (v2 == 0.0) {\n    if (v1 == 0.0) return 0.0;\n    if (v1 > 0.0) return 1.5707963267948966;\n    if (v1 < 0.0) return -1.5707963267948966;\n  }\n  return atan(v1, v2);\n}\n\nfloat cbrt(float x) {\n  if (x >= 0.0) {\n    return pow(x, 1.0 / 3.0);\n  } else {\n    return -pow(x, 1.0 / 3.0);\n  }\n}\n\nfloat expm1(float x) {\n  return pow(${Math.E}, x) - 1.0; \n}\n\nfloat fround(highp float x) {\n  return x;\n}\n\nfloat imul(float v1, float v2) {\n  return float(int(v1) * int(v2));\n}\n\nfloat log10(float x) {\n  return log2(x) * (1.0 / log2(10.0));\n}\n\nfloat log1p(float x) {\n  return log(1.0 + x);\n}\n\nfloat _pow(float v1, float v2) {\n  if (v2 == 0.0) return 1.0;\n  return pow(v1, v2);\n}\n\nfloat _round(float x) {\n  return floor(x + 0.5);\n}\n\n\nconst int BIT_COUNT = 32;\nint modi(int x, int y) {\n  return x - y * (x / y);\n}\n\nint bitwiseOr(int a, int b) {\n  int result = 0;\n  int n = 1;\n  \n  for (int i = 0; i < BIT_COUNT; i++) {\n    if ((modi(a, 2) == 1) || (modi(b, 2) == 1)) {\n      result += n;\n    }\n    a = a / 2;\n    b = b / 2;\n    n = n * 2;\n    if(!(a > 0 || b > 0)) {\n      break;\n    }\n  }\n  return result;\n}\nint bitwiseXOR(int a, int b) {\n  int result = 0;\n  int n = 1;\n  \n  for (int i = 0; i < BIT_COUNT; i++) {\n    if ((modi(a, 2) == 1) != (modi(b, 2) == 1)) {\n      result += n;\n    }\n    a = a / 2;\n    b = b / 2;\n    n = n * 2;\n    if(!(a > 0 || b > 0)) {\n      break;\n    }\n  }\n  return result;\n}\nint bitwiseAnd(int a, int b) {\n  int result = 0;\n  int n = 1;\n  for (int i = 0; i < BIT_COUNT; i++) {\n    if ((modi(a, 2) == 1) && (modi(b, 2) == 1)) {\n      result += n;\n    }\n    a = a / 2;\n    b = b / 2;\n    n = n * 2;\n    if(!(a > 0 && b > 0)) {\n      break;\n    }\n  }\n  return result;\n}\nint bitwiseNot(int a) {\n  // ~a is identically -a - 1 in two's complement, for every value including\n  // negatives. The previous bit-by-bit loop only worked for a >= 0, where it\n  // leaned on 32-bit overflow wrapping to reach the negative answer; given a\n  // negative input it computed ~abs(a), so ~(-1) gave -2 and ~~x never\n  // returned x.\n  return -a - 1;\n}\nint bitwiseZeroFillLeftShift(int n, int shift) {\n  int maxBytes = BIT_COUNT;\n  for (int i = 0; i < BIT_COUNT; i++) {\n    if (maxBytes >= n) {\n      break;\n    }\n    maxBytes *= 2;\n  }\n  for (int i = 0; i < BIT_COUNT; i++) {\n    if (i >= shift) {\n      break;\n    }\n    n *= 2;\n  }\n\n  int result = 0;\n  int byteVal = 1;\n  for (int i = 0; i < BIT_COUNT; i++) {\n    if (i >= maxBytes) break;\n    if (modi(n, 2) > 0) { result += byteVal; }\n    n = int(n / 2);\n    byteVal *= 2;\n  }\n  return result;\n}\n\n// _pow2 is defined further down, alongside encode32/decode32\nfloat _pow2(float e);\nint bitwiseSignedRightShift(int num, int shifts) {\n  // pow(2.0, n) is approximate on many GPUs, and landing 1 ulp high makes the\n  // division fall just under a whole number, which floor() then rounds away:\n  // 2 >> 1 came out 0, 8 >> 1 came out 3. Only exact left operands were\n  // affected, odd ones having enough slack to survive. _pow2 is exact.\n  return int(floor(float(num) / _pow2(float(shifts))));\n}\n\nint bitwiseZeroFillRightShift(int n, int shift) {\n  int maxBytes = BIT_COUNT;\n  for (int i = 0; i < BIT_COUNT; i++) {\n    if (maxBytes >= n) {\n      break;\n    }\n    maxBytes *= 2;\n  }\n  for (int i = 0; i < BIT_COUNT; i++) {\n    if (i >= shift) {\n      break;\n    }\n    n /= 2;\n  }\n  int result = 0;\n  int byteVal = 1;\n  for (int i = 0; i < BIT_COUNT; i++) {\n    if (i >= maxBytes) break;\n    if (modi(n, 2) > 0) { result += byteVal; }\n    n = int(n / 2);\n    byteVal *= 2;\n  }\n  return result;\n}\n\nvec2 integerMod(vec2 x, float y) {\n  vec2 res = floor(mod(x, y));\n  return res * step(1.0 - floor(y), -res);\n}\n\nvec3 integerMod(vec3 x, float y) {\n  vec3 res = floor(mod(x, y));\n  return res * step(1.0 - floor(y), -res);\n}\n\nvec4 integerMod(vec4 x, vec4 y) {\n  vec4 res = floor(mod(x, y));\n  return res * step(1.0 - floor(y), -res);\n}\n\nfloat integerMod(float x, float y) {\n  float res = floor(mod(x, y));\n  return res * (res > floor(y) - 1.0 ? 0.0 : 1.0);\n}\n\nint integerMod(int x, int y) {\n  return x - (y * int(x/y));\n}\n\n// GLSL ES 1.00 accepts only a constant or a loop symbol inside an index\n// expression, so m[y][x] does not compile when y and x come from kernel\n// arguments -- the error is "Index expression can only contain const or loop\n// symbols". Loop counters are legal indices, so walk the matrix with them\n// instead. These are 2x2 to 4x4, so it costs at most sixteen comparisons.\nfloat getMatrix2(mat2 m, int y, int x) {\n  float result = 0.0;\n  for (int i = 0; i < 2; i++) {\n    for (int j = 0; j < 2; j++) {\n      if (i == y && j == x) result = m[i][j];\n    }\n  }\n  return result;\n}\n\nfloat getMatrix3(mat3 m, int y, int x) {\n  float result = 0.0;\n  for (int i = 0; i < 3; i++) {\n    for (int j = 0; j < 3; j++) {\n      if (i == y && j == x) result = m[i][j];\n    }\n  }\n  return result;\n}\n\nfloat getMatrix4(mat4 m, int y, int x) {\n  float result = 0.0;\n  for (int i = 0; i < 4; i++) {\n    for (int j = 0; j < 4; j++) {\n      if (i == y && j == x) result = m[i][j];\n    }\n  }\n  return result;\n}\n\n__DIVIDE_WITH_INTEGER_CHECK__;\n\n// Here be dragons!\n// DO NOT OPTIMIZE THIS CODE\n// YOU WILL BREAK SOMETHING ON SOMEBODY'S MACHINE\n// LEAVE IT AS IT IS, LEST YOU WASTE YOUR OWN TIME\n// Exact powers of two built from exact constant multiplies: exp2/log2/pow\n// are approximate on some GPUs (notably Apple silicon), and 1-2 ulp there\n// corrupts the packed bytes (#659)\nfloat _pow2(float e) {\n  float r = 1.0;\n  float a = abs(e);\n  bool n = e < 0.0;\n  if (a >= 64.0) { r *= n ? 5.421010862427522e-20 : 18446744073709551616.0; a -= 64.0; }\n  if (a >= 64.0) { r *= n ? 5.421010862427522e-20 : 18446744073709551616.0; a -= 64.0; }\n  if (a >= 32.0) { r *= n ? 2.3283064365386963e-10 : 4294967296.0; a -= 32.0; }\n  if (a >= 16.0) { r *= n ? 0.0000152587890625 : 65536.0; a -= 16.0; }\n  if (a >= 8.0) { r *= n ? 0.00390625 : 256.0; a -= 8.0; }\n  if (a >= 4.0) { r *= n ? 0.0625 : 16.0; a -= 4.0; }\n  if (a >= 2.0) { r *= n ? 0.25 : 4.0; a -= 2.0; }\n  if (a >= 1.0) { r *= n ? 0.5 : 2.0; }\n  return r;\n}\nconst vec2 MAGIC_VEC = vec2(1.0, -256.0);\nconst vec4 SCALE_FACTOR = vec4(1.0, 256.0, 65536.0, 0.0);\nconst vec4 SCALE_FACTOR_INV = vec4(1.0, 0.00390625, 0.0000152587890625, 0.0); // 1, 1/256, 1/65536\nfloat decode32(vec4 texel) {\n  __DECODE32_ENDIANNESS__;\n  texel *= 255.0;\n  vec2 gte128;\n  gte128.x = texel.b >= 128.0 ? 1.0 : 0.0;\n  gte128.y = texel.a >= 128.0 ? 1.0 : 0.0;\n  float exponent = 2.0 * texel.a - 127.0 + dot(gte128, MAGIC_VEC);\n  float res = _pow2(round(exponent));\n  texel.b = texel.b - 128.0 * gte128.x;\n  res = dot(texel, SCALE_FACTOR) * _pow2(round(exponent-23.0)) + res;\n  res *= gte128.y * -2.0 + 1.0;\n  return res;\n}\n\nfloat decode16(vec4 texel, int index) {\n  int channel = integerMod(index, 2);\n  return texel[channel*2] * 255.0 + texel[channel*2 + 1] * 65280.0;\n}\n\nfloat decode8(vec4 texel, int index) {\n  int channel = integerMod(index, 4);\n  return texel[channel] * 255.0;\n}\n\nvec4 legacyEncode32(float f) {\n  float F = abs(f);\n  float sign = f < 0.0 ? 1.0 : 0.0;\n  float exponent = floor(log2(F));\n  float mantissa = (exp2(-exponent) * F);\n  // exponent += floor(log2(mantissa));\n  vec4 texel = vec4(F * exp2(23.0-exponent)) * SCALE_FACTOR_INV;\n  texel.rg = integerMod(texel.rg, 256.0);\n  texel.b = integerMod(texel.b, 128.0);\n  texel.a = exponent*0.5 + 63.5;\n  texel.ba += vec2(integerMod(exponent+127.0, 2.0), sign) * 128.0;\n  texel = floor(texel);\n  texel *= 0.003921569; // 1/255\n  __ENCODE32_ENDIANNESS__;\n  return texel;\n}\n\n// https://github.com/gpujs/gpu.js/wiki/Encoder-details\nvec4 encode32(float value) {\n  if (value == 0.0) return vec4(0, 0, 0, 0);\n\n  float exponent;\n  float mantissa;\n  vec4  result;\n  float sgn;\n\n  sgn = step(0.0, -value);\n  value = abs(value);\n\n  exponent = floor(log2(value));\n  float p2 = _pow2(exponent);\n  // approximate log2 can land one off; correct by direct comparison\n  if (p2 > value) { exponent -= 1.0; p2 *= 0.5; }\n  else if (p2 * 2.0 <= value) { exponent += 1.0; p2 *= 2.0; }\n\n  mantissa = value / p2 - 1.0;\n  exponent = exponent+127.0;\n  result   = vec4(0,0,0,0);\n\n  result.a = floor(exponent/2.0);\n  exponent = exponent - result.a*2.0;\n  result.a = result.a + 128.0*sgn;\n\n  result.b = floor(mantissa * 128.0);\n  mantissa = mantissa - result.b / 128.0;\n  result.b = result.b + exponent*128.0;\n\n  result.g = floor(mantissa*32768.0);\n  mantissa = mantissa - result.g/32768.0;\n\n  result.r = floor(mantissa*8388608.0);\n  return result/255.0;\n}\n// Dragons end here\n\nint index;\nivec3 threadId;\n\nivec3 indexTo3D(int idx, ivec3 texDim) {\n  int z = int(idx / (texDim.x * texDim.y));\n  idx -= z * int(texDim.x * texDim.y);\n  int y = int(idx / texDim.x);\n  int x = int(integerMod(idx, texDim.x));\n  return ivec3(x, y, z);\n}\n\nfloat get32(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  int index = x + texDim.x * (y + texDim.y * z);\n  int w = texSize.x;\n  vec2 st = vec2(float(integerMod(index, w)), float(index / w)) + 0.5;\n  vec4 texel = texture(tex, st / vec2(texSize));\n  return decode32(texel);\n}\n\nfloat get16(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  int index = x + (texDim.x * (y + (texDim.y * z)));\n  int w = texSize.x * 2;\n  vec2 st = vec2(float(integerMod(index, w)), float(index / w)) + 0.5;\n  vec4 texel = texture(tex, st / vec2(texSize.x * 2, texSize.y));\n  return decode16(texel, index);\n}\n\nfloat get8(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  int index = x + (texDim.x * (y + (texDim.y * z)));\n  int w = texSize.x * 4;\n  vec2 st = vec2(float(integerMod(index, w)), float(index / w)) + 0.5;\n  vec4 texel = texture(tex, st / vec2(texSize.x * 4, texSize.y));\n  return decode8(texel, index);\n}\n\nfloat getMemoryOptimized32(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  int index = x + (texDim.x * (y + (texDim.y * z)));\n  int channel = integerMod(index, 4);\n  index = index / 4;\n  int w = texSize.x;\n  vec2 st = vec2(float(integerMod(index, w)), float(index / w)) + 0.5;\n  index = index / 4;\n  vec4 texel = texture(tex, st / vec2(texSize));\n  return texel[channel];\n}\n\nvec4 getImage2D(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  int index = x + texDim.x * (y + texDim.y * z);\n  int w = texSize.x;\n  vec2 st = vec2(float(integerMod(index, w)), float(index / w)) + 0.5;\n  return texture(tex, st / vec2(texSize));\n}\n\nvec4 getImage3D(sampler2DArray tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  int index = x + texDim.x * (y + texDim.y * z);\n  int w = texSize.x;\n  vec2 st = vec2(float(integerMod(index, w)), float(index / w)) + 0.5;\n  return texture(tex, vec3(st / vec2(texSize), z));\n}\n\nfloat getFloatFromSampler2D(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  vec4 result = getImage2D(tex, texSize, texDim, z, y, x);\n  return result[0];\n}\n\nvec2 getVec2FromSampler2D(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  vec4 result = getImage2D(tex, texSize, texDim, z, y, x);\n  return vec2(result[0], result[1]);\n}\n\nvec2 getMemoryOptimizedVec2(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  int index = x + texDim.x * (y + texDim.y * z);\n  int channel = integerMod(index, 2);\n  index = index / 2;\n  int w = texSize.x;\n  vec2 st = vec2(float(integerMod(index, w)), float(index / w)) + 0.5;\n  vec4 texel = texture(tex, st / vec2(texSize));\n  if (channel == 0) return vec2(texel.r, texel.g);\n  if (channel == 1) return vec2(texel.b, texel.a);\n  return vec2(0.0, 0.0);\n}\n\nvec3 getVec3FromSampler2D(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  vec4 result = getImage2D(tex, texSize, texDim, z, y, x);\n  return vec3(result[0], result[1], result[2]);\n}\n\nvec3 getMemoryOptimizedVec3(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  int fieldIndex = 3 * (x + texDim.x * (y + texDim.y * z));\n  int vectorIndex = fieldIndex / 4;\n  int vectorOffset = fieldIndex - vectorIndex * 4;\n  int readY = vectorIndex / texSize.x;\n  int readX = vectorIndex - readY * texSize.x;\n  vec4 tex1 = texture(tex, (vec2(readX, readY) + 0.5) / vec2(texSize));\n\n  if (vectorOffset == 0) {\n    return tex1.xyz;\n  } else if (vectorOffset == 1) {\n    return tex1.yzw;\n  } else {\n    readX++;\n    if (readX >= texSize.x) {\n      readX = 0;\n      readY++;\n    }\n    vec4 tex2 = texture(tex, vec2(readX, readY) / vec2(texSize));\n    if (vectorOffset == 2) {\n      return vec3(tex1.z, tex1.w, tex2.x);\n    } else {\n      return vec3(tex1.w, tex2.x, tex2.y);\n    }\n  }\n}\n\nvec4 getVec4FromSampler2D(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  return getImage2D(tex, texSize, texDim, z, y, x);\n}\n\nvec4 getMemoryOptimizedVec4(sampler2D tex, ivec2 texSize, ivec3 texDim, int z, int y, int x) {\n  int index = x + texDim.x * (y + texDim.y * z);\n  int channel = integerMod(index, 2);\n  int w = texSize.x;\n  vec2 st = vec2(float(integerMod(index, w)), float(index / w)) + 0.5;\n  vec4 texel = texture(tex, st / vec2(texSize));\n  return vec4(texel.r, texel.g, texel.b, texel.a);\n}\n\nvec4 actualColor;\nvoid color(float r, float g, float b, float a) {\n  actualColor = vec4(r,g,b,a);\n}\n\nvoid color(float r, float g, float b) {\n  color(r,g,b,1.0);\n}\n\nfloat modulo(float number, float divisor) {\n  if (number < 0.0) {\n    number = abs(number);\n    if (divisor < 0.0) {\n      divisor = abs(divisor);\n    }\n    return -mod(number, divisor);\n  }\n  if (divisor < 0.0) {\n    divisor = abs(divisor);\n  }\n  return mod(number, divisor);\n}\n\n__INJECTED_NATIVE__;\n__MAIN_CONSTANTS__;\n__MAIN_ARGUMENTS__;\n__KERNEL__;\n\nvoid main(void) {\n  index = int(vTexCoord.s * float(uTexSize.x)) + int(vTexCoord.t * float(uTexSize.y)) * uTexSize.x;\n  __MAIN_RESULT__;\n}`}}),Ae=e((e,t)=>{t.exports={vertexShader:"#version 300 es\n__FLOAT_TACTIC_DECLARATION__;\n__INT_TACTIC_DECLARATION__;\n__SAMPLER_2D_TACTIC_DECLARATION__;\n\nin vec2 aPos;\nin vec2 aTexCoord;\n\nout vec2 vTexCoord;\nuniform vec2 ratio;\n\nvoid main(void) {\n  gl_Position = vec4((aPos + vec2(1)) * ratio + vec2(-1), 0, 1);\n  vTexCoord = 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new Error("type missing");if(!t)throw new Error("dynamic missing");if(!s)throw new Error("precision missing");r.type&&(e=r.type);const n=F[s][t];if("WebGPUBuffer"===e)throw new Error("this kernel runs on WebGL but received a WebGPU pipeline buffer; await handle.toArray() first, or give this kernel the async contract (asyncMode: true / mode: 'async') so the readback happens for you");if(!1===n[e])return null;if(void 0===n[e])throw new Error(`Could not find a KernelValue for ${e}`);return n[e]}}}),tt=e((e,t)=>{const{WebGLKernel:s}=be(),{WebGL2FunctionNode:r}=Se(),{FunctionBuilder:n}=o(),{utils:a}=i(),{fragmentShader:u}=Te(),{vertexShader:l}=Ae(),{lookupKernelValueType:h}=et();let c=null,p=null,d=null,f=null;t.exports={WebGL2Kernel:class extends s{static get isSupported(){return null!==c||(this.setupFeatureChecks(),c=this.isContextMatch(d)),c}static setupFeatureChecks(){"undefined"!=typeof document?p=document.createElement("canvas"):"undefined"!=typeof OffscreenCanvas&&(p=new OffscreenCanvas(0,0)),p&&(d=p.getContext("webgl2"),d&&d.getExtension&&(d.getExtension("EXT_color_buffer_float"),d.getExtension("OES_texture_float_linear"),f=this.getFeatures()))}static isContextMatch(e){return"undefined"!=typeof WebGL2RenderingContext&&e instanceof WebGL2RenderingContext}static getFeatures(){const e=this.testContext;return Object.freeze({isFloatRead:this.getIsFloatRead(),isIntegerDivisionAccurate:this.getIsIntegerDivisionAccurate(),isSpeedTacticSupported:this.getIsSpeedTacticSupported(),kernelMap:!0,isTextureFloat:!0,isDrawBuffers:!0,channelCount:this.getChannelCount(),maxTextureSize:this.getMaxTextureSize(),lowIntPrecision:e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.LOW_INT),lowFloatPrecision:e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.LOW_FLOAT),mediumIntPrecision:e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.MEDIUM_INT),mediumFloatPrecision:e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.MEDIUM_FLOAT),highIntPrecision:e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.HIGH_INT),highFloatPrecision:e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.HIGH_FLOAT)})}static getIsTextureFloat(){return!0}static getChannelCount(){return d.getParameter(d.MAX_DRAW_BUFFERS)}static getMaxTextureSize(){return d.getParameter(d.MAX_TEXTURE_SIZE)}static lookupKernelValueType(e,t,s,r){return h(e,t,s,r)}static get testCanvas(){return p}static get testContext(){return d}static get features(){return f}static get fragmentShader(){return u}static get vertexShader(){return l}initContext(){return this.canvas.getContext("webgl2",{alpha:!1,depth:!1,antialias:!1})}initExtensions(){this.extensions={EXT_color_buffer_float:this.context.getExtension("EXT_color_buffer_float"),OES_texture_float_linear:this.context.getExtension("OES_texture_float_linear")}}validateSettings(e){if(!this.validate)return void(this.texSize=a.getKernelTextureSize({optimizeFloatMemory:this.optimizeFloatMemory,precision:this.precision},this.output));const{features:t}=this.constructor;if("single"===this.precision&&!t.isFloatRead)throw new Error("Float texture outputs are not supported");if(this.graphical||null!==this.precision||(this.precision=t.isFloatRead?"single":"unsigned"),null===this.fixIntegerDivisionAccuracy?this.fixIntegerDivisionAccuracy=!t.isIntegerDivisionAccurate:this.fixIntegerDivisionAccuracy&&t.isIntegerDivisionAccurate&&(this.fixIntegerDivisionAccuracy=!1),this.checkOutput(),!this.output||0===this.output.length){if(1!==e.length)throw new Error("Auto output only supported for kernels with only one input");const t=a.getVariableType(e[0],this.strictIntegers);switch(t){case"Array":this.output=a.getDimensions(t);break;case"NumberTexture":case"MemoryOptimizedNumberTexture":case"ArrayTexture(1)":case"ArrayTexture(2)":case"ArrayTexture(3)":case"ArrayTexture(4)":this.output=e[0].output;break;default:throw new Error("Auto output not supported for input type: "+t)}}if(this.graphical){if(2!==this.output.length)throw new Error("Output must have 2 dimensions on graphical mode");return"single"===this.precision&&(console.warn("Cannot use graphical mode and single precision at the same time"),this.precision="unsigned"),void(this.texSize=a.clone(this.output))}!this.graphical&&null===this.precision&&t.isTextureFloat&&(this.precision="single"),this.texSize=a.getKernelTextureSize({optimizeFloatMemory:this.optimizeFloatMemory,precision:this.precision},this.output),this.checkTextureSize()}translateSource(){const e=n.fromKernel(this,r,{fixIntegerDivisionAccuracy:this.fixIntegerDivisionAccuracy});this.translatedSource=e.getPrototypeString("kernel"),this.setupReturnTypes(e)}drawBuffers(){this.context.drawBuffers(this.drawBuffersMap)}getTextureFormat(){const{context:e}=this;switch(this.getInternalFormat()){case e.R32F:return e.RED;case e.RG32F:return e.RG;case e.RGBA32F:case e.RGBA:return e.RGBA;default:throw new Error("Unknown internal format")}}renderValues(){return void 0===this._tightRead&&this._detectTightRead(),super.renderValues()}renderKernelsToArrays(){return void 0===this._tightRead&&this._detectTightRead(),super.renderKernelsToArrays()}readFloatPixelsToFloat32Array(){if(!this._tightRead)return super.readFloatPixelsToFloat32Array();const{texSize:e,context:t}=this,s=e[0],r=e[1],n=new Float32Array(s*r);return t.readPixels(0,0,s,r,t.RED,t.FLOAT,n),n}renderOutputAsync(){return this.renderOutput!==this.renderValues?Promise.resolve(this.renderOutput()):this.renderValuesAsync()}renderValuesAsync(){void 0===this._tightRead&&this._detectTightRead();const e=this.formatValues,[t,s,r]=this.output;return this.transferValuesAsync().then(n=>e(n,t,s,r))}transferValuesAsync(){const{texSize:e,context:t}=this,s=e[0],r=e[1];let n,i,a;"single"===this.precision?(n=this._tightRead?t.RED:t.RGBA,i=t.FLOAT,a=new Float32Array(s*r*(this._tightRead?1:4))):(n=t.RGBA,i=t.UNSIGNED_BYTE,a=new Uint8Array(s*r*4));const o=t.createBuffer();t.bindBuffer(t.PIXEL_PACK_BUFFER,o),t.bufferData(t.PIXEL_PACK_BUFFER,a.byteLength,t.STREAM_READ),t.readPixels(0,0,s,r,n,i,0),t.bindBuffer(t.PIXEL_PACK_BUFFER,null);const u=t.fenceSync(t.SYNC_GPU_COMMANDS_COMPLETE,0);return t.flush(),this._pollFence(u).then(()=>(t.bindBuffer(t.PIXEL_PACK_BUFFER,o),t.getBufferSubData(t.PIXEL_PACK_BUFFER,0,a),t.bindBuffer(t.PIXEL_PACK_BUFFER,null),t.deleteBuffer(o),"single"===this.precision?a:new Float32Array(a.buffer)),e=>{throw t.deleteBuffer(o),e})}_pollFence(e){const t=this.context;return new Promise((s,r)=>{let n,i=null;"undefined"!=typeof MessageChannel?(i=new MessageChannel,i.port1.onmessage=()=>o(),n=()=>i.port2.postMessage(0)):n=()=>setTimeout(o,0);const a=(s,r)=>{t.deleteSync(e),i&&(i.port1.close(),i.port2.close()),s(r)},o=()=>{if(t.isContextLost())return a(r,new Error("WebGL context lost while awaiting kernel result"));const i=t.clientWaitSync(e,0,0);return i===t.ALREADY_SIGNALED||i===t.CONDITION_SATISFIED?a(s):i===t.WAIT_FAILED?a(r,new Error("clientWaitSync failed while awaiting kernel result")):void n()};o()})}_detectTightRead(){const e=this.context;this._tightRead=!1,e.bindFramebuffer(e.FRAMEBUFFER,this.framebuffer);const t="Number"===this.returnType||"Float"===this.returnType||"Integer"===this.returnType||"LiteralInteger"===this.returnType;if("single"===this.precision&&!this.optimizeFloatMemory&&!this.graphical&&t&&e.getParameter(e.IMPLEMENTATION_COLOR_READ_FORMAT)===e.RED&&e.getParameter(e.IMPLEMENTATION_COLOR_READ_TYPE)===e.FLOAT){if(this.formatValues===a.erectFloat)this.formatValues=a.erectMemoryOptimizedFloat;else if(this.formatValues===a.erect2DFloat)this.formatValues=a.erectMemoryOptimized2DFloat;else if(this.formatValues===a.erect3DFloat)this.formatValues=a.erectMemoryOptimized3DFloat;else if(this.formatValues!==a.erectMemoryOptimizedFloat&&this.formatValues!==a.erectMemoryOptimized2DFloat&&this.formatValues!==a.erectMemoryOptimized3DFloat)return;this._tightRead=!0}}getInternalFormat(){const{context:e}=this;if("single"===this.precision)switch(this.returnType){case"Number":case"Float":case"Integer":return this.optimizeFloatMemory?e.RGBA32F:e.R32F;case"Array(2)":return e.RG32F;case"Array(3)":case"Array(4)":return e.RGBA32F;default:throw new Error("Unhandled return type")}return e.RGBA}_setupOutputTexture(){const e=this.context;if(this.texture)return e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,this.texture.texture,0),void(this._tightRead=void 0);e.bindFramebuffer(e.FRAMEBUFFER,this.framebuffer);const t=e.createTexture(),s=this.texSize;e.activeTexture(e.TEXTURE0+this.constantTextureCount+this.argumentTextureCount),e.bindTexture(e.TEXTURE_2D,t),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.REPEAT),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.REPEAT),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST);const r=this.getInternalFormat();"single"===this.precision?e.texStorage2D(e.TEXTURE_2D,1,r,s[0],s[1]):e.texImage2D(e.TEXTURE_2D,0,r,s[0],s[1],0,r,e.UNSIGNED_BYTE,null),e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,t,0),this.texture=new this.TextureConstructor({texture:t,size:s,dimensions:this.threadDim,output:this.output,context:this.context,internalFormat:this.getInternalFormat(),textureFormat:this.getTextureFormat(),kernel:this}),this._tightRead=void 0}_setupSubOutputTextures(){const e=this.context;if(this.mappedTextures){for(let t=0;t<this.subKernels.length;t++)e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+t+1,e.TEXTURE_2D,this.mappedTextures[t].texture,0);return}const t=this.texSize;this.drawBuffersMap=[e.COLOR_ATTACHMENT0],this.mappedTextures=[];for(let s=0;s<this.subKernels.length;s++){const r=this.createTexture();this.drawBuffersMap.push(e.COLOR_ATTACHMENT0+s+1),e.activeTexture(e.TEXTURE0+this.constantTextureCount+this.argumentTextureCount+s),e.bindTexture(e.TEXTURE_2D,r),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.NEAREST);const n=this.getInternalFormat();"single"===this.precision?e.texStorage2D(e.TEXTURE_2D,1,n,t[0],t[1]):e.texImage2D(e.TEXTURE_2D,0,e.RGBA,t[0],t[1],0,e.RGBA,e.UNSIGNED_BYTE,null),e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+s+1,e.TEXTURE_2D,r,0),this.mappedTextures.push(new this.TextureConstructor({texture:r,size:t,dimensions:this.threadDim,output:this.output,context:this.context,internalFormat:this.getInternalFormat(),textureFormat:this.getTextureFormat(),kernel:this}))}}_getHeaderString(){return""}_getTextureCoordinate(){const e=this.subKernels,t=this.getVariablePrecisionString(this.texSize,this.tactic);return null===e||e.length<1?`in ${t} vec2 vTexCoord;\n`:`out ${t} vec2 vTexCoord;\n`}_getMainArgumentsString(e){const t=[],s=this.argumentNames;for(let r=0;r<s.length;r++)t.push(this.kernelArguments[r].getSource(e[r]));return t.join("")}getKernelString(){const e=[this.getKernelResultDeclaration()],t=this.subKernels;if(null!==t)switch(e.push("layout(location = 0) out vec4 data0"),this.returnType){case"Number":case"Float":case"Integer":for(let s=0;s<t.length;s++){const r=t[s];e.push("Integer"===r.returnType?`int subKernelResult_${r.name} = 0`:`float subKernelResult_${r.name} = 0.0`,`layout(location = ${s+1}) out vec4 data${s+1}`)}break;case"Array(2)":for(let s=0;s<t.length;s++)e.push(`vec2 subKernelResult_${t[s].name}`,`layout(location = ${s+1}) out vec4 data${s+1}`);break;case"Array(3)":for(let s=0;s<t.length;s++)e.push(`vec3 subKernelResult_${t[s].name}`,`layout(location = ${s+1}) out vec4 data${s+1}`);break;case"Array(4)":for(let s=0;s<t.length;s++)e.push(`vec4 subKernelResult_${t[s].name}`,`layout(location = ${s+1}) out vec4 data${s+1}`)}else e.push("out vec4 data0");return a.linesToString(e)+this.translatedSource}getMainResultGraphical(){return a.linesToString(["  threadId = indexTo3D(index, uOutputDim)","  kernel()","  data0 = actualColor"])}getMainResultPackedPixels(){switch(this.returnType){case"LiteralInteger":case"Number":case"Integer":case"Float":return this.getMainResultKernelPackedPixels()+this.getMainResultSubKernelPackedPixels();default:throw new Error(`packed output only usable with Numbers, "${this.returnType}" specified`)}}getMainResultKernelPackedPixels(){return a.linesToString(["  threadId = indexTo3D(index, uOutputDim)","  kernel()",`  data0 = ${this.useLegacyEncoder?"legacyEncode32":"encode32"}(kernelResult)`])}getMainResultSubKernelPackedPixels(){const e=[];if(!this.subKernels)return"";for(let t=0;t<this.subKernels.length;t++)"Integer"===this.subKernels[t].returnType?e.push(`  data${t+1} = ${this.useLegacyEncoder?"legacyEncode32":"encode32"}(float(subKernelResult_${this.subKernels[t].name}))`):e.push(`  data${t+1} = ${this.useLegacyEncoder?"legacyEncode32":"encode32"}(subKernelResult_${this.subKernels[t].name})`);return a.linesToString(e)}getMainResultKernelMemoryOptimizedFloats(e,t){e.push("  threadId = indexTo3D(index, uOutputDim)","  kernel()",`  data0.${t} = kernelResult`)}getMainResultSubKernelMemoryOptimizedFloats(e,t){if(!this.subKernels)return e;for(let s=0;s<this.subKernels.length;s++){const r=this.subKernels[s];"Integer"===r.returnType?e.push(`  data${s+1}.${t} = float(subKernelResult_${r.name})`):e.push(`  data${s+1}.${t} = subKernelResult_${r.name}`)}}getMainResultKernelNumberTexture(){return["  threadId = indexTo3D(index, uOutputDim)","  kernel()","  data0[0] = kernelResult"]}getMainResultSubKernelNumberTexture(){const e=[];if(!this.subKernels)return e;for(let t=0;t<this.subKernels.length;++t){const s=this.subKernels[t];"Integer"===s.returnType?e.push(`  data${t+1}[0] = float(subKernelResult_${s.name})`):e.push(`  data${t+1}[0] = subKernelResult_${s.name}`)}return e}getMainResultKernelArray2Texture(){return["  threadId = indexTo3D(index, uOutputDim)","  kernel()","  data0[0] = kernelResult[0]","  data0[1] = kernelResult[1]"]}getMainResultSubKernelArray2Texture(){const e=[];if(!this.subKernels)return e;for(let t=0;t<this.subKernels.length;++t){const s=this.subKernels[t];e.push(`  data${t+1}[0] = subKernelResult_${s.name}[0]`,`  data${t+1}[1] = subKernelResult_${s.name}[1]`)}return e}getMainResultKernelArray3Texture(){return["  threadId = indexTo3D(index, uOutputDim)","  kernel()","  data0[0] = kernelResult[0]","  data0[1] = kernelResult[1]","  data0[2] = kernelResult[2]"]}getMainResultSubKernelArray3Texture(){const e=[];if(!this.subKernels)return e;for(let t=0;t<this.subKernels.length;++t){const s=this.subKernels[t];e.push(`  data${t+1}[0] = subKernelResult_${s.name}[0]`,`  data${t+1}[1] = subKernelResult_${s.name}[1]`,`  data${t+1}[2] = subKernelResult_${s.name}[2]`)}return e}getMainResultKernelArray4Texture(){return["  threadId = indexTo3D(index, uOutputDim)","  kernel()","  data0 = kernelResult"]}getMainResultSubKernelArray4Texture(){const e=[];if(!this.subKernels)return e;for(let t=0;t<this.subKernels.length;++t)e.push(`  data${t+1} = subKernelResult_${this.subKernels[t].name}`);return e}destroyExtensions(){this.extensions.EXT_color_buffer_float=null,this.extensions.OES_texture_float_linear=null}toJSON(){const e=super.toJSON();return e.functionNodes=n.fromKernel(this,r).toJSON(),e.settings.threadDim=this.threadDim,e}}}}),st=e((e,t)=>{const{utils:s}=i(),{FunctionNode:r}=l();const n={Number:"f32",Float:"f32",Integer:"i32",LiteralInteger:"f32",Boolean:"bool","Array(2)":"vec2<f32>","Array(3)":"vec3<f32>","Array(4)":"vec4<f32>"},a={"===":"==","!==":"!="},o=["x","y","z","w"],u={pow:"_pow",round:"_round"},h={ceil:!0,floor:!0,_round:!0};t.exports={WGSLFunctionNode:class extends r{get requiresSequenceFreeForInit(){return!0}wgslFloat(e){if(e===1/0)return"0x1.fffffep+127";if(e===-1/0)return"-0x1.fffffep+127";if(e>34028234663852886e22)return"0x1.fffffep+127";if(e<-34028234663852886e22)return"-0x1.fffffep+127";const t=`${e}`;return-1!==t.indexOf(".")||-1!==t.indexOf("e")||-1!==t.indexOf("E")?t:`${t}.0`}wgslInt(e){return`${Math.round(e)}`}mangleFunctionName(e){return`fn_${s.sanitizeName(e)}`}getLookupType(e){return"WebGPUBuffer"===e?"Number":super.getLookupType(e)}astUpdateExpression(e,t){return this.astGeneric(e.argument,t),t.push(e.operator),t}getType(e){if(e&&"ConditionalExpression"===e.type){const t=this.getType(e.consequent);if("Integer"===t||"LiteralInteger"===t){const t=this.getType(e.alternate);if("Number"===t||"Float"===t)return"Number"}}return super.getType(e)}astConditionalExpression(e,t){if("ConditionalExpression"!==e.type)throw this.astErrorOutput("Not a conditional expression",e);const s=this.getType(e.consequent),r=this.getType(e.alternate);if(null===s&&null===r)return t.push("if ("),this.astGeneric(e.test,t),t.push(") {"),this.astGeneric(e.consequent,t),t.push(";"),t.push("} else {"),this.astGeneric(e.alternate,t),t.push(";"),t.push("}"),t;let n="LiteralInteger"===s?"Number":s;"Integer"!==n||"Number"!==r&&"Float"!==r||(n="Number");const i=e=>{const s=this.getType(e);switch(n){case"Number":case"Float":"Integer"===s?this.castValueToFloat(e,t):"LiteralInteger"===s?this.castLiteralToFloat(e,t):this.astGeneric(e,t);break;case"Integer":"Number"===s||"Float"===s?this.castValueToInteger(e,t):"LiteralInteger"===s?this.castLiteralToInteger(e,t):this.astGeneric(e,t);break;default:this.astGeneric(e,t)}};return t.push("select("),i(e.alternate),t.push(", "),i(e.consequent),t.push(", "),this.astGeneric(e.test,t),t.push(")"),t}astFunction(e,t){if(this.isRootKernel){for(let s=0;s<e.body.body.length;++s)this.astGeneric(e.body.body[s],t),t.push("\n");return t}this.returnType||this.findLastReturn()&&(this.returnType=this.getType(e.body),"LiteralInteger"===this.returnType&&(this.returnType="Number"));const{returnType:r}=this;let i=null;if(r&&(i=n[r],!i))throw this.astErrorOutput(`unknown return type ${r}`,e);t.push(`fn ${this.mangleFunctionName(this.name)}(`);for(let r=0;r<this.argumentNames.length;++r){const i=this.argumentNames[r];r>0&&t.push(", ");let a=this.argumentTypes[this.argumentNames.indexOf(i)];if(!a)throw this.astErrorOutput(`Unknown argument ${i} type`,e);"LiteralInteger"===a&&(this.argumentTypes[r]=a="Number");const o=n[a];if(!o)throw this.astErrorOutput(`WebGPU backend does not yet support ${a} arguments to helper functions`,e);t.push(`user_${s.sanitizeName(i)} : ${o}`)}t.push(")"),i&&t.push(` -> ${i}`),t.push(" {\n");for(let s=0;s<e.body.body.length;++s)this.astGeneric(e.body.body[s],t),t.push("\n");return t.push("}\n"),t}astReturnStatement(e,t){if(!e.argument)throw this.astErrorOutput("Unexpected return statement",e);this.pushState("skip-literal-correction");const s=this.getType(e.argument);this.popState("skip-literal-correction");const r=[];switch(this.returnType||(this.returnType="LiteralInteger"===s||"Integer"===s?"Number":s),this.returnType){case"LiteralInteger":case"Number":case"Float":switch(s){case"Integer":r.push("f32("),this.astGeneric(e.argument,r),r.push(")");break;case"LiteralInteger":this.castLiteralToFloat(e.argument,r),"Integer"===this.getType(e.argument)&&(r.unshift("f32("),r.push(")"));break;default:this.astGeneric(e.argument,r)}break;case"Integer":switch(s){case"Float":case"Number":this.castValueToInteger(e.argument,r);break;case"LiteralInteger":this.castLiteralToInteger(e.argument,r);break;default:this.astGeneric(e.argument,r)}break;case"Boolean":case"Array(4)":case"Array(3)":case"Array(2)":this.astGeneric(e.argument,r);break;default:throw this.astErrorOutput(`unhandled return type ${this.returnType}`,e)}if(this.isRootKernel)switch(this.returnType){case"Array(4)":case"Array(3)":case"Array(2)":{const e=parseInt(this.returnType.substring(6),10),s=this.getInternalVariableName("kernelResultVec");t.push(`let ${s} : ${n[this.returnType]} = ${r.join("")};\n`);for(let r=0;r<e;r++)t.push(`result[data_index * ${e} + ${r}] = ${s}.${o[r]};\n`);t.push("return;");break}case"Integer":t.push(`result[data_index] = f32(${r.join("")});`),t.push("return;");break;default:t.push(`result[data_index] = ${r.join("")};`),t.push("return;")}else{if(this.isSubKernel)throw this.astErrorOutput("WebGPU backend does not yet support createKernelMap",e);t.push(`return ${r.join("")};`)}return t}astLiteral(e,t){if(!0===e.value||!1===e.value)return t.push(e.value?"true":"false"),t;if(isNaN(e.value))throw this.astErrorOutput("Non-numeric literal not supported : "+e.value,e);const s=this.astKey(e);return Number.isInteger(e.value),this.isState("casting-to-integer")||this.isState("building-integer")?(this.literalTypes[s]="Integer",t.push(this.wgslInt(e.value))):(this.literalTypes[s]="Number",t.push(this.wgslFloat(e.value))),t}astBinaryExpression(e,t){if(this.checkAndUpconvertOperator(e,t))return t;if("/"===e.operator||"%"===e.operator){switch(t.push("("),this.pushState("building-float"),this.getType(e.left)){case"Integer":this.castValueToFloat(e.left,t);break;case"LiteralInteger":this.castLiteralToFloat(e.left,t);break;default:this.astGeneric(e.left,t)}switch(t.push(e.operator),this.getType(e.right)){case"Integer":this.castValueToFloat(e.right,t);break;case"LiteralInteger":this.castLiteralToFloat(e.right,t);break;default:this.astGeneric(e.right,t)}return this.popState("building-float"),t.push(")"),t}t.push("(");const s=(this.getType(e.left)||"Number")+" & "+(this.getType(e.right)||"Number");switch(s){case"Integer & Integer":this.pushState("building-integer"),this.astGeneric(e.left,t),t.push(a[e.operator]||e.operator),this.astGeneric(e.right,t),this.popState("building-integer");break;case"Number & Float":case"Float & Number":case"Float & Float":case"Number & Number":this.pushState("building-float"),this.astGeneric(e.left,t),t.push(a[e.operator]||e.operator),this.astGeneric(e.right,t),this.popState("building-float");break;case"LiteralInteger & LiteralInteger":this.isState("casting-to-integer")||this.isState("building-integer")?(this.pushState("building-integer"),this.astGeneric(e.left,t),t.push(a[e.operator]||e.operator),this.astGeneric(e.right,t),this.popState("building-integer")):(this.pushState("building-float"),this.castLiteralToFloat(e.left,t),t.push(a[e.operator]||e.operator),this.castLiteralToFloat(e.right,t),this.popState("building-float"));break;case"Integer & Float":case"Integer & Number":this.pushState("building-float"),this.castValueToFloat(e.left,t),t.push(a[e.operator]||e.operator),this.astGeneric(e.right,t),this.popState("building-float");break;case"Integer & LiteralInteger":this.pushState("building-integer"),this.astGeneric(e.left,t),t.push(a[e.operator]||e.operator),this.castLiteralToInteger(e.right,t),this.popState("building-integer");break;case"Number & Integer":case"Float & Integer":this.pushState("building-float"),this.astGeneric(e.left,t),t.push(a[e.operator]||e.operator),this.castValueToFloat(e.right,t),this.popState("building-float");break;case"Float & LiteralInteger":case"Number & LiteralInteger":this.pushState("building-float"),this.astGeneric(e.left,t),t.push(a[e.operator]||e.operator),this.castLiteralToFloat(e.right,t),this.popState("building-float");break;case"LiteralInteger & Float":case"LiteralInteger & Number":this.isState("casting-to-integer")?(this.pushState("building-integer"),this.castLiteralToInteger(e.left,t),t.push(a[e.operator]||e.operator),this.castValueToInteger(e.right,t),this.popState("building-integer")):(this.pushState("building-float"),this.castLiteralToFloat(e.left,t),t.push(a[e.operator]||e.operator),this.pushState("casting-to-float"),this.astGeneric(e.right,t),this.popState("casting-to-float"),this.popState("building-float"));break;case"LiteralInteger & Integer":this.pushState("building-integer"),this.castLiteralToInteger(e.left,t),t.push(a[e.operator]||e.operator),this.astGeneric(e.right,t),this.popState("building-integer");break;case"Boolean & Boolean":this.pushState("building-boolean"),this.astGeneric(e.left,t),t.push(a[e.operator]||e.operator),this.astGeneric(e.right,t),this.popState("building-boolean");break;default:throw this.astErrorOutput(`Unhandled binary expression between ${s}`,e)}return t.push(")"),t}checkAndUpconvertOperator(e,t){if(this.checkAndUpconvertBitwiseOperators(e,t))return t;if("**"!==e.operator)return null;switch(t.push("_pow"),t.push("("),this.getType(e.left)){case"Integer":this.castValueToFloat(e.left,t);break;case"LiteralInteger":this.castLiteralToFloat(e.left,t);break;default:this.astGeneric(e.left,t)}switch(t.push(","),this.getType(e.right)){case"Integer":this.castValueToFloat(e.right,t);break;case"LiteralInteger":this.castLiteralToFloat(e.right,t);break;default:this.astGeneric(e.right,t)}return t.push(")"),t}checkAndUpconvertBitwiseOperators(e,t){if(!{"&":!0,"|":!0,"^":!0,"<<":!0,">>":!0,">>>":!0}[e.operator])return null;const s=e=>{switch(this.getType(e)){case"Number":case"Float":this.castValueToInteger(e,t);break;case"LiteralInteger":this.castLiteralToInteger(e,t);break;default:this.pushState("building-integer"),this.astGeneric(e,t),this.popState("building-integer")}};return t.push("("),">>>"===e.operator?(t.push("bitcast<i32>(bitcast<u32>("),s(e.left),t.push(") >> u32("),s(e.right),t.push("))")):"<<"===e.operator||">>"===e.operator?(s(e.left),t.push(` ${e.operator} u32(`),s(e.right),t.push(")")):(s(e.left),t.push(` ${e.operator} `),s(e.right)),t.push(")"),t}checkAndUpconvertBitwiseUnary(e,t){if("~"!==e.operator)return null;switch(t.push("~("),this.getType(e.argument)){case"Number":case"Float":this.castValueToInteger(e.argument,t);break;case"LiteralInteger":this.castLiteralToInteger(e.argument,t);break;default:this.astGeneric(e.argument,t)}return t.push(")"),t}astUnaryExpression(e,t){return this.checkAndUpconvertBitwiseUnary(e,t)?t:"+"===e.operator?(this.astGeneric(e.argument,t),t):(e.prefix?(t.push(e.operator),this.astGeneric(e.argument,t)):(this.astGeneric(e.argument,t),t.push(e.operator)),t)}castLiteralToInteger(e,t){return this.pushState("casting-to-integer"),this.astGeneric(e,t),this.popState("casting-to-integer"),t}castLiteralToFloat(e,t){return this.pushState("casting-to-float"),this.astGeneric(e,t),this.popState("casting-to-float"),t}castValueToInteger(e,t){return this.pushState("casting-to-integer"),t.push("i32("),this.astGeneric(e,t),t.push(")"),this.popState("casting-to-integer"),t}castValueToFloat(e,t){return this.pushState("casting-to-float"),t.push("f32("),this.astGeneric(e,t),t.push(")"),this.popState("casting-to-float"),t}astIdentifierExpression(e,t){if("Identifier"!==e.type)throw this.astErrorOutput("IdentifierExpression - not an Identifier",e);const r=this.getType(e),n=s.sanitizeName(e.name);return"Infinity"===e.name?(t.push("0x1.fffffep+127"),t):!this.isRootKernel||-1===this.argumentNames.indexOf(e.name)||"Number"!==r&&"Float"!==r&&"Integer"!==r&&"Boolean"!==r?(t.push(`user_${n}`),t):("Boolean"===r?t.push(`bool(params.user_${n})`):t.push(`params.user_${n}`),t)}astForStatement(e,t){if("ForStatement"!==e.type)throw this.astErrorOutput("Invalid for statement",e);const s=[],r=[],n=[],i=[];let a=null;if(e.init){const{declarations:t}=e.init;t.length>1&&(a=!1),this.astGeneric(e.init,s);for(let e=0;e<t.length;e++)t[e].init&&"Literal"!==t[e].init.type&&(a=!1)}else a=!1;if(e.test?this.astGeneric(e.test,r):a=!1,e.update?("AssignmentExpression"===e.update.type&&this.pushState("assignment-as-statement"),this.astGeneric(e.update,n)):a=!1,e.body&&(this.pushState("loop-body"),this.astGeneric(e.body,i),this.popState("loop-body")),null===a&&(a=this.isSafe(e.init)&&this.isSafe(e.test)),a){const e=s.join(""),a=";"!==e[e.length-1];t.push(`for (${e}${a?";":""}${r.join("")};${n.join("")}){\n`),t.push(i.join("")),t.push("}\n")}else{const e=this.getInternalVariableName("safeI");s.length>0&&t.push(s.join(""),"\n"),t.push(`for (var ${e} : i32 = 0;${e}<LOOP_MAX;${e}++){\n`),r.length>0&&t.push(`if (!(${r.join("")})) { break; }\n`),t.push(i.join("")),t.push(`\n${n.join("")};`),t.push("}\n")}return t}astWhileStatement(e,t){if("WhileStatement"!==e.type)throw this.astErrorOutput("Invalid while statement",e);const s=this.getInternalVariableName("safeI");return t.push(`for (var ${s} : i32 = 0;${s}<LOOP_MAX;${s}++){\n`),t.push("if (!("),this.astGeneric(e.test,t),t.push(")) { break; }\n"),this.astGeneric(e.body,t),t.push("}\n"),t}astDoWhileStatement(e,t){if("DoWhileStatement"!==e.type)throw this.astErrorOutput("Invalid while statement",e);const s=this.getInternalVariableName("safeI");return t.push(`for (var ${s} : i32 = 0;${s}<LOOP_MAX;${s}++){\n`),this.astGeneric(e.body,t),t.push("if (!("),this.astGeneric(e.test,t),t.push(")) { break; }\n"),t.push("}\n"),t}astAssignmentExpression(e,t){if(!this.isState("assignment-as-statement"))throw this.astErrorOutput("WebGPU backend does not yet support assignment used as an expression",e);if(this.popState("assignment-as-statement"),"%="===e.operator){this.astGeneric(e.left,t),t.push("=("),this.astGeneric(e.left,t),t.push("%");const s=this.getType(e.right);"Integer"===s?this.castValueToFloat(e.right,t):"LiteralInteger"===s?this.castLiteralToFloat(e.right,t):this.astGeneric(e.right,t),t.push(")")}else if("**="===e.operator){this.astGeneric(e.left,t),t.push("="),t.push("_pow("),this.astGeneric(e.left,t),t.push(",");const s=this.getType(e.right);"Integer"===s?this.castValueToFloat(e.right,t):"LiteralInteger"===s?this.castLiteralToFloat(e.right,t):this.astGeneric(e.right,t),t.push(")")}else{const s=this.getType(e.left),r=this.getType(e.right);this.astGeneric(e.left,t),t.push(e.operator),"Integer"!==s&&"Integer"===r?(t.push("f32("),this.astGeneric(e.right,t),t.push(")")):"Integer"!==s&&"LiteralInteger"===r?this.castLiteralToFloat(e.right,t):"Integer"===s&&"LiteralInteger"===r?this.castLiteralToInteger(e.right,t):"Integer"!==s||"Number"!==r&&"Float"!==r?this.astGeneric(e.right,t):(t.push("i32("),this.astGeneric(e.right,t),t.push(")"))}return t}astBlockStatement(e,t){if(this.isState("loop-body")){this.pushState("block-body");for(let s=0;s<e.body.length;s++)this.astGeneric(e.body[s],t);this.popState("block-body")}else{t.push("{\n");for(let s=0;s<e.body.length;s++)this.astGeneric(e.body[s],t);t.push("}\n")}return t}astVariableDeclaration(e,t){const r=e.declarations;if(!r||!r[0]||!r[0].init)throw this.astErrorOutput("Unexpected expression",e);for(let i=0;i<r.length;i++){const a=r[i],o=a.init,u=this.getDeclaration(a.id),l=this.getType(a.init);let h=l;"LiteralInteger"===h&&(h="Integer"===u.suggestedType?"Integer":"Number");const c=s.sanitizeName(a.id.name);if("Integer"===l&&"Integer"===h)u.valueType="Number",t.push(`var user_${c} : f32 = `),t.push("f32("),this.astGeneric(o,t),t.push(")");else{const s=n[h];if(!s)throw this.astErrorOutput(`Markup type ${h} not handled`,e);u.valueType=h,t.push(`var user_${c} : ${s} = `),"Number"===l&&"Integer"===h?(t.push("i32("),this.astGeneric(o,t),t.push(")")):"LiteralInteger"===l&&"Integer"===h?this.castLiteralToInteger(o,t):"LiteralInteger"===l&&"Number"===h?this.castLiteralToFloat(o,t):"Integer"===l&&"Number"===h?this.castValueToFloat(o,t):this.astGeneric(o,t)}t.push(";")}return t}astIfStatement(e,t){return t.push("if ("),this.astGeneric(e.test,t),t.push(")"),"BlockStatement"===e.consequent.type?(this.pushState("if-body"),this.astGeneric(e.consequent,t),this.popState("if-body")):(t.push(" {\n"),this.astGeneric(e.consequent,t),t.push("\n}\n")),e.alternate&&(t.push("else "),"IfStatement"===e.alternate.type?this.astGeneric(e.alternate,t):"BlockStatement"===e.alternate.type?(this.pushState("if-body"),this.astGeneric(e.alternate,t),this.popState("if-body")):(t.push(" {\n"),this.astGeneric(e.alternate,t),t.push("\n}\n"))),t}astSwitchCaseConsequent(e,t){const s=[];for(let t=0;t<e.length&&"BreakStatement"!==e[t].type;t++)s.push(e[t]);for(let e=0;e<s.length;e++){const t=e=>{if(!e||"object"!=typeof e)return!1;if(Array.isArray(e))return e.some(t);if("BreakStatement"===e.type)return!0;if("ForStatement"===e.type||"WhileStatement"===e.type||"DoWhileStatement"===e.type||"SwitchStatement"===e.type)return!1;for(const s in e)if("loc"!==s&&"range"!==s&&"parent"!==s&&t(e[s]))return!0;return!1};if(t(s[e]))throw this.astErrorOutput("break inside a switch case is only supported as the case terminator",s[e])}for(let e=0;e<s.length;e++)this.astGeneric(s[e],t),t.push("\n");return t}astSwitchStatement(e,t){if("SwitchStatement"!==e.type)throw this.astErrorOutput("Invalid switch statement",e);const{discriminant:s,cases:r}=e,n=this.getType(s),i=`switchDiscriminant${this.astKey(e,"_")}`;switch(n){case"Float":case"Number":t.push(`var ${i} : f32 = `),this.astGeneric(s,t),t.push(";\n");break;case"Integer":t.push(`var ${i} : i32 = `),this.astGeneric(s,t),t.push(";\n");break;default:throw this.astErrorOutput(`Unhandled switch discriminant type "${n}"`,e)}if(1===r.length&&!r[0].test)return this.astSwitchCaseConsequent(r[0].consequent,t),t;let a=!1,o=[],u=!1,l=!1;for(let e=0;e<r.length;e++){if(r[e].test){if(0!==e&&l?a?(t.push(`${i} == `),a=!1):t.push(` else if (${i} == `):(l=!0,t.push(`if (${i} == `)),"Integer"===n)switch(this.getType(r[e].test)){case"Number":case"Float":this.castValueToInteger(r[e].test,t);break;case"LiteralInteger":this.castLiteralToInteger(r[e].test,t)}else switch(this.getType(r[e].test)){case"LiteralInteger":this.castLiteralToFloat(r[e].test,t);break;case"Integer":this.castValueToFloat(r[e].test,t);break;default:this.astGeneric(r[e].test,t)}if(!r[e].consequent||0===r[e].consequent.length){a=!0,t.push(" || ");continue}t.push(") {\n")}else{if(r.length>e+1){u=!0,this.astSwitchCaseConsequent(r[e].consequent,o);continue}t.push(" else {\n")}this.astSwitchCaseConsequent(r[e].consequent,t),t.push("\n}")}return u&&(t.push(" else {"),t.push(o.join("")),t.push("}")),t.push("\n"),t}astThisExpression(e,t){return t.push("this"),t}astSequenceExpression(e,t){const{expressions:s}=e;if(1===s.length)return this.astGeneric(s[0],t),t;throw this.astErrorOutput("WebGPU backend does not yet support the comma operator",e)}astMemberExpression(e,t){const{property:r,name:i,signature:a,origin:o,type:u,xProperty:l,yProperty:h,zProperty:c}=this.getMemberExpressionDetails(e);switch(a){case"value.thread.value":case"this.thread.value":if("x"!==i&&"y"!==i&&"z"!==i)throw this.astErrorOutput("Unexpected expression, expected `this.thread.x`, `this.thread.y`, or `this.thread.z`",e);return t.push(`i32(threadGid.${i})`),t;case"this.output.value":{const s={x:0,y:1,z:2}[i];if(void 0===s)throw this.astErrorOutput("Unexpected expression",e);if(this.dynamicOutput){const e=`params.output${i.toUpperCase()}`;this.isState("casting-to-float")?t.push(`f32(${e})`):t.push(`i32(${e})`)}else this.isState("casting-to-integer")?t.push(`${this.output[s]}`):t.push(`${this.output[s]}.0`);return t}case"value":throw this.astErrorOutput("Unexpected expression",e);case"value[]":case"value[][]":case"value[][][]":case"value[][][][]":case"value.value":if("Math"===o)return t.push(this.wgslFloat(Math[i])),t;switch(r){case"r":return t.push(`user_${s.sanitizeName(i)}.x`),t;case"g":return t.push(`user_${s.sanitizeName(i)}.y`),t;case"b":return t.push(`user_${s.sanitizeName(i)}.z`),t;case"a":return t.push(`user_${s.sanitizeName(i)}.w`),t}break;case"this.constants.value":{const s=this.constants[i];switch(u){case"Integer":return this.isState("casting-to-float")?t.push(this.wgslFloat(s)):t.push(this.wgslInt(s)),t;case"Number":case"Float":return this.isState("casting-to-integer")?t.push(this.wgslInt(s)):t.push(this.wgslFloat(s)),t;case"Boolean":return t.push(s?"true":"false"),t;case"Array(2)":case"Array(3)":case"Array(4)":{const e=parseInt(u.substring(6),10),r=[];for(let t=0;t<e;t++)r.push(this.wgslFloat(s[t]));return t.push(`${n[u]}(${r.join(", ")})`),t}default:throw this.astErrorOutput(`WebGPU backend does not yet support constant type ${u}`,e)}}case"this.constants.value[]":case"this.constants.value[][]":case"this.constants.value[][][]":case"this.constants.value[][][][]":break;case"fn()[]":return this.astCallExpression(e.object,t),t.push("["),t.push(this.memberExpressionPropertyMarkup(r)),t.push("]"),t;default:throw this.astErrorOutput(`WebGPU backend does not yet support expression signature "${a}"`,e)}const p=`${o}_${s.sanitizeName(i)}`;switch(u){case"Array(2)":case"Array(3)":case"Array(4)":this.astGeneric(e.object,t),t.push("["),t.push(this.memberExpressionPropertyMarkup(l)),t.push("]");break;case"Array":case"Array2D":case"Array3D":case"Input":case"WebGPUBuffer":case"Number":case"Float":case"Integer":t.push(`get_${p}(`),this.memberExpressionXYZ(l,h,c,t),t.push(")");break;case"Matrix(2)":case"Matrix(3)":case"Matrix(4)":throw this.astErrorOutput("WebGPU backend does not yet support Matrix types",e);default:throw this.astErrorOutput(`WebGPU backend does not yet support member expression type "${u}"`,e)}return t}astCallExpression(e,t){if(!e.callee)throw this.astErrorOutput("Unknown CallExpression",e);if("MemberExpression"===e.callee.type&&"this.color"===this.getVariableSignature(e.callee,!0)){if(!this.isRootKernel)throw this.astErrorOutput("this.color is only usable in the kernel function on the webgpu backend",e);if(e.arguments.length<3||e.arguments.length>4)throw this.astErrorOutput("this.color takes (r, g, b) or (r, g, b, a)",e);t.push("kernelColor(data_index");for(let s=0;s<e.arguments.length;s++){t.push(", ");const r=e.arguments[s];switch(this.getType(r)){case"Integer":this.castValueToFloat(r,t);break;case"LiteralInteger":this.castLiteralToFloat(r,t);break;default:this.astGeneric(r,t)}}return 3===e.arguments.length&&t.push(", 1.0"),t.push(")"),t}let r=null;const n=this.isAstMathFunction(e);if(r=n||e.callee.object&&"ThisExpression"===e.callee.object.type?e.callee.property.name:"SequenceExpression"!==e.callee.type||"Literal"!==e.callee.expressions[0].type||isNaN(e.callee.expressions[0].raw)?e.callee.name:e.callee.expressions[1].property.name,!r)throw this.astErrorOutput("Unhandled function, couldn't find name",e);let i=r;if(n){if("random"===r)return t.push("pcg_random()"),t;u[r]&&(r=u[r]),i=r}else i=this.mangleFunctionName(r);this.calledFunctions.indexOf(r)<0&&this.calledFunctions.push(r),this.onFunctionCall&&this.onFunctionCall(this.name,r,e.arguments);const a=n&&h[r]&&this.isState("building-integer");if(a&&t.push("i32("),t.push(i),t.push("("),n)for(let s=0;s<e.arguments.length;++s){const r=e.arguments[s],n=this.getType(r);switch(s>0&&t.push(", "),n){case"Integer":this.castValueToFloat(r,t);break;case"LiteralInteger":this.castLiteralToFloat(r,t);break;default:this.astGeneric(r,t)}}else{const n=this.lookupFunctionArgumentTypes(r)||[];for(let i=0;i<e.arguments.length;++i){const a=e.arguments[i];let o=n[i];i>0&&t.push(", ");const u=this.getType(a);switch(o||(this.triggerImplyArgumentType(r,i,u,this),o=u),u){case"Boolean":this.astGeneric(a,t);continue;case"Number":case"Float":if("Integer"===o){t.push("i32("),this.astGeneric(a,t),t.push(")");continue}if("Number"===o||"Float"===o){this.astGeneric(a,t);continue}if("LiteralInteger"===o){this.castLiteralToFloat(a,t);continue}break;case"Integer":if("Number"===o||"Float"===o){t.push("f32("),this.astGeneric(a,t),t.push(")");continue}if("Integer"===o){this.astGeneric(a,t);continue}break;case"LiteralInteger":if("Integer"===o){this.castLiteralToInteger(a,t);continue}if("Number"===o||"Float"===o){this.castLiteralToFloat(a,t);continue}if("LiteralInteger"===o){this.astGeneric(a,t);continue}break;case"Array(2)":case"Array(3)":case"Array(4)":if(o===u){"Identifier"===a.type?t.push(`user_${s.sanitizeName(a.name)}`):this.astGeneric(a,t);continue}break;case"Array":case"Array2D":case"Array3D":case"Input":case"WebGPUBuffer":throw this.astErrorOutput("WebGPU backend does not yet support array arguments to helper functions",e)}throw this.astErrorOutput(`Unhandled argument combination of ${u} and ${o} for argument named "${a.name}"`,e)}}return t.push(")"),a&&t.push(")"),t}astArrayExpression(e,t){switch(this.getType(e)){case"Matrix(2)":case"Matrix(3)":case"Matrix(4)":throw this.astErrorOutput("WebGPU backend does not yet support Matrix types",e)}const s=e.elements.length;t.push(`vec${s}<f32>(`);for(let r=0;r<s;++r){r>0&&t.push(", ");const s=e.elements[r];switch(this.getType(s)){case"Integer":this.castValueToFloat(s,t);break;case"LiteralInteger":this.castLiteralToFloat(s,t);break;default:this.astGeneric(s,t)}}return t.push(")"),t}memberExpressionXYZ(e,t,s,r){return s?r.push(this.memberExpressionPropertyMarkup(s),", "):r.push("0, "),t?r.push(this.memberExpressionPropertyMarkup(t),", "):r.push("0, "),r.push(this.memberExpressionPropertyMarkup(e)),r}memberExpressionPropertyMarkup(e){if(!e)throw new Error("Property not set");const t=[];switch(this.getType(e)){case"Number":case"Float":this.castValueToInteger(e,t);break;case"LiteralInteger":this.castLiteralToInteger(e,t);break;case"Integer":this.pushState("building-integer"),t.push("i32("),this.astGeneric(e,t),t.push(")"),this.popState("building-integer");break;default:this.astGeneric(e,t)}return t.join("")}}}}),rt=e((e,t)=>{let s=null;t.exports={WebGPUContext:class e{static get isSupported(){return"undefined"!=typeof navigator&&!!navigator.gpu}static acquire(){if(s)return s;const t=(async()=>{if(!e.isSupported)throw new Error("WebGPU is not supported on this platform (navigator.gpu is missing)");const r=await navigator.gpu.requestAdapter();if(!r)throw new Error("WebGPU is present (navigator.gpu) but no adapter is available. On headless Chromium there is no adapter; run headed. Use `await GPU.isWebGPUAvailable()` to feature-detect.");const n=await r.requestDevice({requiredLimits:{maxStorageBufferBindingSize:r.limits.maxStorageBufferBindingSize,maxBufferSize:r.limits.maxBufferSize}}),i={adapter:r,device:n,isLost:!1};return n.lost.then(e=>{i.isLost=!0,"destroyed"!==e.reason&&console.error(`gpu.js [webgpu]: device lost: ${e.message}`),s===t&&(s=null)}),n.onuncapturederror=e=>{console.error(`gpu.js [webgpu]: ${e.error.message}`)},i})();return t.catch(()=>{s===t&&(s=null)}),s=t}static destroy(){if(!s)return Promise.resolve();const e=s;return s=null,e.then(({device:e})=>{e.destroy()},()=>{})}}}}),nt=e((e,t)=>{t.exports={WebGPUBufferResult:class e{constructor(e){this.buffer=e.buffer,this.output=e.output,this.componentCount=e.componentCount||1,this.context=e.context,this.kernel=e.kernel,this.type="WebGPUBuffer",this._deleted=!1,this.buffer._refs?this.buffer._refs++:this.buffer._refs=1}toArray(){return this._deleted?Promise.reject(new Error("WebGPUBufferResult has been deleted")):this.kernel.readBufferResult(this)}delete(){this._deleted||(this._deleted=!0,0===--this.buffer._refs&&this.buffer.destroy())}clone(){return new e(this)}}}}),it=e((e,t)=>{const{Kernel:s}=a(),{FunctionBuilder:n}=o(),{WGSLFunctionNode:u}=st(),{WebGPUContext:l}=rt(),{WebGPUBufferResult:h}=nt(),{utils:c}=i(),{Input:p}=r(),d=Object.freeze({kernelMap:!1,isIntegerDivisionAccurate:!0,isSpeedTacticSupported:!1,isTextureFloat:!0,isDrawBuffers:!1,kernelMapSize:0,channelCount:1,maxTextureSize:1/0,isFloatRead:!0}),f={_pow:"fn _pow(v1 : f32, v2 : f32) -> f32 {\n  if (v2 == 0.0) { return 1.0; }\n  return pow(v1, v2);\n}",_round:"fn _round(x : f32) -> f32 {\n  return floor(x + 0.5);\n}",cbrt:"fn cbrt(x : f32) -> f32 {\n  return sign(x) * pow(abs(x), 1.0 / 3.0);\n}",expm1:"fn expm1(x : f32) -> f32 {\n  return exp(x) - 1.0;\n}",fround:"fn fround(x : f32) -> f32 {\n  return x;\n}",imul:"fn imul(a : f32, b : f32) -> f32 {\n  return f32(i32(a) * i32(b));\n}",log10:`fn log10(x : f32) -> f32 {\n  return log2(x) * ${1/Math.log2(10)};\n}`,log1p:"fn log1p(x : f32) -> f32 {\n  return log(1.0 + x);\n}",clz32:"fn clz32(x : f32) -> f32 {\n  return f32(countLeadingZeros(u32(x)));\n}"};t.exports={WebGPUKernel:class extends s{static get isSupported(){return l.isSupported}static get isAsync(){return!0}static isContextMatch(e){return Boolean(e&&"function"==typeof e.createShaderModule&&"function"==typeof e.createComputePipeline)}static getFeatures(){return d}static get features(){return d}static get mode(){return"webgpu"}static getSignature(e,t){return"webgpu"+(t.length>0?":"+t.join(","):"")}static destroyContext(e){}static nativeFunctionArguments(){throw new Error("WebGPU backend does not yet support native functions")}static nativeFunctionReturnType(){throw new Error("WebGPU backend does not yet support native functions")}static combineKernels(){throw new Error("WebGPU backend does not yet support combineKernels; chain kernels with `await` and pipeline mode instead")}constructor(e,t){if(super(e,t),t){if("unsigned"===t.precision&&!t.graphical)throw new Error("WebGPU backend does not yet support precision: 'unsigned'; it is single precision only");if(t.subKernels)throw new Error("WebGPU backend does not yet support createKernelMap")}this.mergeSettings(e.settings||t),(null===this.precision||this.graphical)&&(this.precision="single"),this.asyncMode=!0,this.threadDim=null,this.componentCount=1,this.compiledSource=null,this.translatedBody=null,this.translatedFunctions=null,this.paramsLayout=null,this._buildPromise=null,this._device=null,this.computePipeline=null,this.bindGroupLayout=null,this.bindGroup=null,this.bindGroupDirty=!0,this.paramsBuffer=null,this.paramsMirror=null,this.outputBuffer=null,this.argumentBuffers=null,this.constantBuffers=null,this.stagingPool=[],this._canvasContext=null,this._blitPipeline=null,this._blitParamsBuffer=null,this._blitBindGroup=null,this._blitBoundOutputBuffer=null}initCanvas(){return this.graphical&&"undefined"!=typeof document?document.createElement("canvas"):null}initContext(){return null}initPlugins(e){return[]}setOutput(e){const t=this.toKernelOutput(e);if(this.built){if(!this.dynamicOutput)throw new Error("Resizing a kernel with dynamicOutput: false is not possible");if(t.length!==this.output.length)throw new Error("WebGPU backend does not yet support changing the output rank of a built kernel; the workgroup shape is fixed at build")}return this.output=t,this}toString(){throw new Error("WebGPU backend does not yet support toString")}validateSettings(e){if(this.graphical){if(!this.output||2!==this.output.length)throw new Error("Output must have 2 dimensions on graphical mode");if(this.pipeline)throw new Error("graphical mode and pipeline mode are mutually exclusive");if(!this.canvas)throw new Error("graphical mode requires a canvas (none could be created; pass one in settings)")}if("unsigned"===this.precision)throw new Error("WebGPU backend does not yet support precision: 'unsigned'; it is single precision only");if(this.precision="single",this.subKernels&&this.subKernels.length>0)throw new Error("WebGPU backend does not yet support createKernelMap");if(!this.output||0===this.output.length){if(1!==e.length)throw new Error("Auto output only supported for kernels with only one input");const t=c.getVariableType(e[0],this.strictIntegers);if("Array"===t)this.output=Array.from(c.getDimensions(e[0]));else{if("WebGPUBuffer"!==t)throw new Error("Auto output not supported for input type: "+t);this.output=Array.from(e[0].output)}}this.checkOutput()}setupArguments(e){super.setupArguments(e);for(let e=0;e<this.argumentTypes.length;e++)switch(this.argumentTypes[e]){case"Array":case"Input":case"WebGPUBuffer":case"Number":case"Float":case"Integer":case"Boolean":continue;default:throw new Error(`WebGPU backend does not yet support argument type ${this.argumentTypes[e]} (argument "${this.argumentNames[e]}")`)}}setupConstants(){super.setupConstants();for(const e in this.constantTypes)switch(this.constantTypes[e]){case"Array":case"Input":case"Number":case"Float":case"Integer":case"Boolean":case"Array(2)":case"Array(3)":case"Array(4)":continue;default:throw new Error(`WebGPU backend does not yet support constant type ${this.constantTypes[e]} (constant "${e}")`)}}build(){if(this.built)return Promise.resolve();if(this._buildPromise)return this._buildPromise;this.setupConstants(),this.setupArguments(arguments),this.validateSettings(arguments);const e=this.threadDim=Array.from(this.output);for(;e.length<3;)e.push(1);return this.translateSource(),this.paramsLayout=this.computeParamsLayout(),this.compiledSource=this.assembleWGSL(),this.debug&&(console.log("WGSL Shader Output:"),console.log(this.compiledSource)),this.buildSignature(arguments),this._buildPromise=this._buildAsync()}translateSource(){const e=n.fromKernel(this,u),t=e.getPrototypes("kernel");if(this.translatedBody=t[t.length-1],this.translatedFunctions=t.slice(0,-1).join("\n"),this.graphical)this.componentCount=4;else switch(this.returnType||(this.returnType=e.getKernelResultType()),this.returnType){case"Number":case"Float":case"Integer":case"LiteralInteger":this.componentCount=1;break;case"Array(2)":this.componentCount=2;break;case"Array(3)":this.componentCount=3;break;case"Array(4)":this.componentCount=4;break;default:throw new Error(`WebGPU backend does not yet support returning ${this.returnType}`)}}computeParamsLayout(){const e=[],t=[];let s=16;for(let r=0;r<this.argumentTypes.length;r++){const n=this.argumentTypes[r],i=c.sanitizeName(this.argumentNames[r]);"Array"===n||"Input"===n||"WebGPUBuffer"===n?(e.push({name:i,index:r,type:n,dimsOffset:s,buffer:null,boundBuffer:null}),s+=16):t.push({name:i,index:r,type:n,offset:null})}for(let e=0;e<t.length;e++)t[e].offset=s,s+=4;let r=null;/\bpcg_random\(/.test(`${this.translatedFunctions}\n${this.translatedBody}`)&&(r=s,s+=4);const n=[];if(this.constants)for(const e in this.constants){if(!this.constants.hasOwnProperty(e))continue;const t=this.constantTypes[e];"Array"!==t&&"Input"!==t||n.push({name:c.sanitizeName(e),constantName:e,buffer:null})}return{arrayArgs:e,scalarArgs:t,bufferConstants:n,randomSeedOffset:r,byteLength:16*Math.ceil(s/16)}}scalarWGSLType(e){switch(e){case"Integer":return"i32";case"Boolean":return"u32";default:return"f32"}}assembleWGSL(){const{arrayArgs:e,scalarArgs:t,bufferConstants:s}=this.paramsLayout,r=[],n=["  outputX : u32,","  outputY : u32,","  outputZ : u32,","  dispatchWidth : u32,"];for(let t=0;t<e.length;t++)n.push(`  user_${e[t].name}_dims : vec4<u32>,`);for(let e=0;e<t.length;e++)n.push(`  user_${t[e].name} : ${this.scalarWGSLType(t[e].type)},`);null!==this.paramsLayout.randomSeedOffset&&n.push("  randomSeed : u32,"),r.push("struct Params {",n.join("\n"),"}"),r.push("@group(0) @binding(0) var<uniform> params : Params;");for(let t=0;t<e.length;t++)r.push(`@group(0) @binding(${1+t}) var<storage, read> user_${e[t].name} : array<f32>;`);const i=1+e.length;r.push(`@group(0) @binding(${i}) var<storage, read_write> result : array<f32>;`),this.graphical&&r.push("fn kernelColor(index : i32, r : f32, g : f32, b : f32, a : f32) {\n  result[index * 4] = r;\n  result[index * 4 + 1] = g;\n  result[index * 4 + 2] = b;\n  result[index * 4 + 3] = a;\n}");for(let e=0;e<s.length;e++)r.push(`@group(0) @binding(${i+1+e}) var<storage, read> constants_${s[e].name} : array<f32>;`);r.push("var<private> threadGid : vec3<u32>;"),null!==this.paramsLayout.randomSeedOffset&&r.push("var<private> pcgState : u32;\nfn pcg_random() -> f32 {\n  pcgState = pcgState * 747796405u + 2891336453u;\n  let word = ((pcgState >> ((pcgState >> 28u) + 4u)) ^ pcgState) * 277803737u;\n  let mixed = (word >> 22u) ^ word;\n  return f32(mixed >> 8u) / 16777216.0;\n}");const a=`${this.translatedFunctions}\n${this.translatedBody}`;/\bLOOP_MAX\b/.test(a)&&r.push(`const LOOP_MAX : i32 = ${parseInt(this.loopMaxIterations,10)||1e3};`);for(const e in f)new RegExp(`\\b${e}\\(`).test(a)&&r.push(f[e]);for(let t=0;t<e.length;t++){const s=e[t].name;r.push(`fn get_user_${s}(z : i32, y : i32, x : i32) -> f32 {\n  return user_${s}[u32(x + i32(params.user_${s}_dims.x) * (y + i32(params.user_${s}_dims.y) * z))];\n}`)}for(let e=0;e<s.length;e++){const t=s[e],n=this.constants[t.constantName],i=this.constantDimensions(n);r.push(`fn get_constants_${t.name}(z : i32, y : i32, x : i32) -> f32 {\n  return constants_${t.name}[u32(x + ${i[0]} * (y + ${i[1]} * z))];\n}`)}this.translatedFunctions&&r.push(this.translatedFunctions);const o=1===this.output.length?[64,1,1]:[8,8,1];return this.workgroupSize=o,1===this.output.length?r.push(`@compute @workgroup_size(${o[0]}, ${o[1]}, ${o[2]})\nfn main(@builtin(global_invocation_id) gid : vec3<u32>) {\n  let flat_index : u32 = gid.x + gid.y * params.dispatchWidth;\n  threadGid = vec3<u32>(flat_index, 0u, 0u);\n  if (flat_index >= params.outputX) { return; }\n  let data_index : i32 = i32(flat_index);\n${null!==this.paramsLayout.randomSeedOffset?"  pcgState = (params.randomSeed + u32(data_index) * 2654435769u) * 747796405u + 2891336453u;\n":""}${this.translatedBody}\n}`):r.push(`@compute @workgroup_size(${o[0]}, ${o[1]}, ${o[2]})\nfn main(@builtin(global_invocation_id) gid : vec3<u32>) {\n  threadGid = gid;\n  if (gid.x >= params.outputX || gid.y >= params.outputY || gid.z >= params.outputZ) { return; }\n  let data_index : i32 = i32(gid.x + params.outputX * (gid.y + params.outputY * gid.z));\n${null!==this.paramsLayout.randomSeedOffset?"  pcgState = (params.randomSeed + u32(data_index) * 2654435769u) * 747796405u + 2891336453u;\n":""}${this.translatedBody}\n}`),r.join("\n")}constantDimensions(e){const t=e instanceof p?Array.from(e.size):Array.from(c.getDimensions(e));for(;t.length<3;)t.push(1);return t}async _buildAsync(){const e=await l.acquire();this.context=e;const t=this._device=e.device,s=t.createShaderModule({code:this.compiledSource}),r=(await s.getCompilationInfo()).messages.filter(e=>"error"===e.type);if(r.length>0)throw new Error("Error compiling WGSL compute shader:\n"+r.map(e=>`  ${e.lineNum}:${e.linePos} ${e.message}`).join("\n")+`\n--- generated WGSL ---\n${this.compiledSource}`);const{arrayArgs:n,bufferConstants:i,byteLength:a}=this.paramsLayout,o=[{binding:0,visibility:4,buffer:{type:"uniform"}}];for(let e=0;e<n.length;e++)o.push({binding:1+e,visibility:4,buffer:{type:"read-only-storage"}});const u=1+n.length;o.push({binding:u,visibility:4,buffer:{type:"storage"}});for(let e=0;e<i.length;e++)o.push({binding:u+1+e,visibility:4,buffer:{type:"read-only-storage"}});this.bindGroupLayout=t.createBindGroupLayout({entries:o}),t.pushErrorScope("validation"),this.computePipeline=t.createComputePipeline({layout:t.createPipelineLayout({bindGroupLayouts:[this.bindGroupLayout]}),compute:{module:s,entryPoint:"main"}});const h=await t.popErrorScope();if(h)throw new Error(`Error creating WebGPU compute pipeline for kernel: ${h.message}`);this.graphical&&await this._buildBlitPipeline(t),this.paramsBuffer=t.createBuffer({size:a,usage:72}),this.paramsMirror=new ArrayBuffer(a),this.paramsU32=new Uint32Array(this.paramsMirror),this.paramsI32=new Int32Array(this.paramsMirror),this.paramsF32=new Float32Array(this.paramsMirror),this.constantBuffers=[];for(let e=0;e<i.length;e++){const s=i[e],r=this.constants[s.constantName],n=this.constantDimensions(r),a=n[0]*n[1]*n[2];this._checkBufferSize(4*a,`constant "${s.constantName}"`);const o=t.createBuffer({size:Math.max(4*a,4),usage:128,mappedAtCreation:!0}),u=new Float32Array(o.getMappedRange());c.flattenTo(r instanceof p?r.value:r,u.subarray(0,a)),o.unmap(),s.buffer=o,this.constantBuffers.push(o)}this._ensureOutputBuffer(),this.bindGroupDirty=!0,this.built=!0}_computeDispatch(e){const[t,s,r]=this.workgroupSize,n=[Math.ceil(e[0]/t),Math.ceil(e[1]/s),Math.ceil(e[2]/r)],i=this._device.limits.maxComputeWorkgroupsPerDimension;let a=0;1===this.output.length&&(n[0]>i&&(n[1]=Math.ceil(n[0]/i),n[0]=Math.ceil(n[0]/n[1])),a=n[0]*t);for(let e=0;e<3;e++)if(n[e]>i)throw new Error(`output dimension ${e} needs ${n[e]} workgroups, over this device's limit of ${i}`);return{groups:n,dispatchWidth:a}}async _buildBlitPipeline(e){if(this.canvas.width=this.output[0],this.canvas.height=this.output[1],this._canvasContext=this.canvas.getContext("webgpu"),!this._canvasContext)throw new Error("could not get a webgpu context from the canvas");const t=navigator.gpu.getPreferredCanvasFormat();this._canvasContext.configure({device:e,format:t,alphaMode:"premultiplied"});const s=e.createShaderModule({code:"struct BlitParams { width : u32, height : u32, pad0 : u32, pad1 : u32 }\n@group(0) @binding(0) var<uniform> blit : BlitParams;\n@group(0) @binding(1) var<storage, read> pixels : array<f32>;\n@vertex fn vs(@builtin(vertex_index) vi : u32) -> @builtin(position) vec4<f32> {\n  var pos = array<vec2<f32>, 3>(vec2<f32>(-1.0, -1.0), vec2<f32>(3.0, -1.0), vec2<f32>(-1.0, 3.0));\n  return vec4<f32>(pos[vi], 0.0, 1.0);\n}\n@fragment fn fs(@builtin(position) pos : vec4<f32>) -> @location(0) vec4<f32> {\n  let x = u32(pos.x);\n  let y = u32(pos.y);\n  let row = blit.height - 1u - y;\n  let i = (row * blit.width + x) * 4u;\n  let a = pixels[i + 3u];\n  return vec4<f32>(pixels[i] * a, pixels[i + 1u] * a, pixels[i + 2u] * a, a);\n}"}),r=(await s.getCompilationInfo()).messages.filter(e=>"error"===e.type);if(r.length>0)throw new Error("Error compiling the graphical blit shader:\n"+r.map(e=>`  ${e.lineNum}:${e.linePos} ${e.message}`).join("\n"));this._blitBindGroupLayout=e.createBindGroupLayout({entries:[{binding:0,visibility:2,buffer:{type:"uniform"}},{binding:1,visibility:2,buffer:{type:"read-only-storage"}}]}),this._blitPipeline=e.createRenderPipeline({layout:e.createPipelineLayout({bindGroupLayouts:[this._blitBindGroupLayout]}),vertex:{module:s,entryPoint:"vs"},fragment:{module:s,entryPoint:"fs",targets:[{format:t}]},primitive:{topology:"triangle-list"}}),this._blitParamsBuffer=e.createBuffer({size:16,usage:72})}_ensureOutputBuffer(){const[e,t,s]=this.threadDim,r=e*t*s*4*this.componentCount;this.immutable&&this.pipeline&&this.outputBuffer&&(0===--this.outputBuffer._refs&&this.outputBuffer.destroy(),this.outputBuffer=null,this.bindGroupDirty=!0),this.outputBuffer&&this.outputBuffer.size>=r||(this.outputBuffer&&0===--this.outputBuffer._refs&&this.outputBuffer.destroy(),this._checkBufferSize(r,`output [${this.output.join(", ")}]`),this.outputBuffer=this._device.createBuffer({size:r,usage:132}),this.outputBuffer._refs=1,this.bindGroupDirty=!0)}_checkBufferSize(e,t){const s=this._device.limits,r=Math.min(s.maxStorageBufferBindingSize,s.maxBufferSize);if(e>r)throw new Error(`WebGPU backend: ${t} needs ${e} bytes but this device allows ${r} per storage buffer (maxStorageBufferBindingSize/maxBufferSize); reduce the output or split the work across kernels`)}_snapshotArguments(e){const t=new Array(e.length);for(let s=0;s<e.length;s++){const r=e[s],n=this.argumentTypes[s];if(r instanceof h)t[s]={kind:"buffer",handle:r};else switch(n){case"Array":{const e=Array.from(c.getDimensions(r));for(;e.length<3;)e.push(1);const n=new Float32Array(e[0]*e[1]*e[2]);c.flattenTo(r,n),t[s]={kind:"array",dims:e,flat:n};break}case"Input":{const e=Array.from(r.size);for(;e.length<3;)e.push(1);const n=new Float32Array(e[0]*e[1]*e[2]);c.flattenTo(r.value,n),t[s]={kind:"array",dims:e,flat:n};break}case"WebGPUBuffer":t[s]={kind:"buffer",handle:r};break;case"Boolean":t[s]={kind:"scalar",value:r?1:0};break;default:t[s]={kind:"scalar",value:r}}}return t}run(){this.built||this._buildPromise||this.build.apply(this,arguments);const e=this._snapshotArguments(arguments);return this.built?this._runInternal(e):this._buildPromise.then(()=>this._runInternal(e))}_runInternal(e){if(this.context&&this.context.isLost)throw new Error("WebGPU device was lost; call kernel.destroy() (or gpu.destroy()) and run again to rebuild on a fresh device");const t=this._device,s=t.queue,{arrayArgs:r,scalarArgs:n,bufferConstants:i}=this.paramsLayout,a=this.threadDim=Array.from(this.output);for(;a.length<3;)a.push(1);if(this._ensureOutputBuffer(),null!==this.paramsLayout.randomSeedOffset){const e=null!==this.randomSeed?this.randomSeed>>>0:4294967296*Math.random()>>>0;this.paramsU32[this.paramsLayout.randomSeedOffset/4]=e}this.paramsU32[0]=a[0],this.paramsU32[1]=a[1],this.paramsU32[2]=a[2],this.paramsU32[3]=this._computeDispatch(a).dispatchWidth;for(let n=0;n<r.length;n++){const i=r[n],a=e[i.index];let o;if("buffer"===a.kind){const e=a.handle;if(e._deleted)throw new Error(`WebGPUBufferResult passed as argument "${this.argumentNames[i.index]}" has been deleted`);if(e.context!==this.context)throw new Error(`WebGPUBufferResult passed as argument "${this.argumentNames[i.index]}" is from a different WebGPU device`);if(e.buffer===this.outputBuffer)throw new Error(`WebGPUBufferResult passed as argument "${this.argumentNames[i.index]}" is this kernel's own output buffer; use a second kernel or clone the result`);if(1!==e.componentCount)throw new Error(`WebGPU backend does not yet support Array(${e.componentCount}) pipeline results as kernel arguments`);for(o=Array.from(e.output);o.length<3;)o.push(1);i.boundBuffer!==e.buffer&&(i.boundBuffer=e.buffer,this.bindGroupDirty=!0)}else{o=a.dims;const e=a.flat.byteLength;if(!i.buffer||i.buffer.size<e){if(i.buffer){if(!this.dynamicArguments)throw new Error(`argument "${this.argumentNames[i.index]}" grew from ${i.buffer.size/4} to ${a.flat.length} values; use dynamicArguments: true for varying input sizes`);i.buffer.destroy()}this._checkBufferSize(e,`argument "${this.argumentNames[i.index]}"`),i.buffer=t.createBuffer({size:e,usage:136}),this.bindGroupDirty=!0}s.writeBuffer(i.buffer,0,a.flat),i.boundBuffer!==i.buffer&&(i.boundBuffer=i.buffer,this.bindGroupDirty=!0)}const u=i.dimsOffset/4;this.paramsU32[u]=o[0],this.paramsU32[u+1]=o[1],this.paramsU32[u+2]=o[2],this.paramsU32[u+3]=o[0]*o[1]*o[2]}for(let t=0;t<n.length;t++){const s=n[t],r=s.offset/4;switch(s.type){case"Integer":this.paramsI32[r]=e[s.index].value;break;case"Boolean":this.paramsU32[r]=e[s.index].value;break;default:this.paramsF32[r]=e[s.index].value}}if(s.writeBuffer(this.paramsBuffer,0,this.paramsMirror),this.bindGroupDirty){const e=[{binding:0,resource:{buffer:this.paramsBuffer}}];for(let t=0;t<r.length;t++)e.push({binding:1+t,resource:{buffer:r[t].boundBuffer}});const s=1+r.length;e.push({binding:s,resource:{buffer:this.outputBuffer}});for(let t=0;t<i.length;t++)e.push({binding:s+1+t,resource:{buffer:i[t].buffer}});this.bindGroup=t.createBindGroup({layout:this.bindGroupLayout,entries:e}),this.bindGroupDirty=!1}const{groups:o}=this._computeDispatch(a),u=a[0]*a[1]*a[2]*4*this.componentCount,l=t.createCommandEncoder(),c=l.beginComputePass();if(c.setPipeline(this.computePipeline),c.setBindGroup(0,this.bindGroup),c.dispatchWorkgroups(o[0],o[1],o[2]),c.end(),this.graphical){this.canvas.width===this.output[0]&&this.canvas.height===this.output[1]||(this.canvas.width=this.output[0],this.canvas.height=this.output[1]),s.writeBuffer(this._blitParamsBuffer,0,new Uint32Array([this.output[0],this.output[1],0,0])),this._blitBoundOutputBuffer!==this.outputBuffer&&(this._blitBindGroup=t.createBindGroup({layout:this._blitBindGroupLayout,entries:[{binding:0,resource:{buffer:this._blitParamsBuffer}},{binding:1,resource:{buffer:this.outputBuffer}}]}),this._blitBoundOutputBuffer=this.outputBuffer);const e=l.beginRenderPass({colorAttachments:[{view:this._canvasContext.getCurrentTexture().createView(),loadOp:"clear",storeOp:"store",clearValue:{r:0,g:0,b:0,a:0}}]});return e.setPipeline(this._blitPipeline),e.setBindGroup(0,this._blitBindGroup),e.draw(3),e.end(),s.submit([l.finish()]),Promise.resolve()}if(this.pipeline)return s.submit([l.finish()]),Promise.resolve(new h({buffer:this.outputBuffer,output:Array.from(this.output),componentCount:this.componentCount,context:this.context,kernel:this}));const p=this._acquireStaging(u);l.copyBufferToBuffer(this.outputBuffer,0,p.buffer,0,u),s.submit([l.finish()]);const d=Array.from(this.output);return p.buffer.mapAsync(1,0,u).then(()=>{const e=new Float32Array(p.buffer.getMappedRange(0,u).slice(0));return p.buffer.unmap(),this._releaseStaging(p),this._shapeOutput(e,d,this.componentCount)},e=>{throw this._releaseStaging(p),e})}_acquireStaging(e){for(let t=0;t<this.stagingPool.length;t++){const s=this.stagingPool[t];if(!s.busy&&s.size>=e)return s.busy=!0,s}const t={buffer:this._device.createBuffer({size:e,usage:9}),size:e,busy:!0,pooled:this.stagingPool.length<3};return t.pooled&&this.stagingPool.push(t),t}_releaseStaging(e){e.pooled?e.busy=!1:e.buffer.destroy()}_shapeOutput(e,t,s){const[r,n,i]=[t[0],t[1]||1,t[2]||1];if(1===s)switch(t.length){case 1:return c.erectMemoryOptimizedFloat(e,r);case 2:return c.erectMemoryOptimized2DFloat(e,r,n);default:return c.erectMemoryOptimized3DFloat(e,r,n,i)}const a=s,o=t=>{const s=new Array(r);for(let n=0;n<r;n++)s[n]=e.subarray(t+n*a,t+n*a+a);return s};switch(t.length){case 1:return o(0);case 2:{const e=new Array(n);for(let t=0;t<n;t++)e[t]=o(t*r*a);return e}default:{const e=new Array(i);for(let t=0;t<i;t++){const s=new Array(n);for(let e=0;e<n;e++)s[e]=o((t*n+e)*r*a);e[t]=s}return e}}}readBufferResult(e){const t=this._device||e.context&&e.context.device;if(!t)return Promise.reject(new Error("no WebGPU device available to read this buffer"));if(e.context&&e.context.isLost)return Promise.reject(new Error("WebGPU device was lost; this buffer no longer holds data \u2014 rebuild the producing kernel and run again"));const s=Array.from(e.output),r=Array.from(s);for(;r.length<3;)r.push(1);const n=r[0]*r[1]*r[2]*4*e.componentCount,i=this._acquireStaging(n),a=t.createCommandEncoder();return a.copyBufferToBuffer(e.buffer,0,i.buffer,0,n),t.queue.submit([a.finish()]),i.buffer.mapAsync(1,0,n).then(()=>{const t=new Float32Array(i.buffer.getMappedRange(0,n).slice(0));return i.buffer.unmap(),this._releaseStaging(i),this._shapeOutput(t,s,e.componentCount)},e=>{throw this._releaseStaging(i),e})}getPixels(e){if(!this.graphical)return Promise.reject(new Error("getPixels only works on a graphical kernel"));if(!this.outputBuffer)return Promise.reject(new Error("run the kernel before reading its pixels"));const[t,s]=this.output,r=t*s*4*4,n=this._acquireStaging(r),i=this._device.createCommandEncoder();return i.copyBufferToBuffer(this.outputBuffer,0,n.buffer,0,r),this._device.queue.submit([i.finish()]),n.buffer.mapAsync(1,0,r).then(()=>{const i=new Float32Array(n.buffer.getMappedRange(0,r).slice(0));n.buffer.unmap(),this._releaseStaging(n);const a=new Uint8ClampedArray(t*s*4);for(let r=0;r<s;r++){const n=e?r:s-1-r;for(let e=0;e<t;e++){const s=4*(n*t+e),o=4*(r*t+e);a[o]=255*i[s],a[o+1]=255*i[s+1],a[o+2]=255*i[s+2],a[o+3]=255*i[s+3]}}return a},e=>{throw this._releaseStaging(n),e})}destroy(e){if(this._blitParamsBuffer&&(this._blitParamsBuffer.destroy(),this._blitParamsBuffer=null),this._canvasContext&&(this._canvasContext.unconfigure(),this._canvasContext=null),this._blitPipeline=null,this._blitBindGroup=null,this._blitBoundOutputBuffer=null,this.paramsBuffer&&(this.paramsBuffer.destroy(),this.paramsBuffer=null),this.paramsLayout)for(let e=0;e<this.paramsLayout.arrayArgs.length;e++){const t=this.paramsLayout.arrayArgs[e];t.buffer&&(t.buffer.destroy(),t.buffer=null),t.boundBuffer=null}if(this.constantBuffers){for(let e=0;e<this.constantBuffers.length;e++)this.constantBuffers[e].destroy();this.constantBuffers=null}for(let e=0;e<this.stagingPool.length;e++)this.stagingPool[e].buffer.destroy();if(this.stagingPool=[],this.outputBuffer&&(0===--this.outputBuffer._refs&&this.outputBuffer.destroy(),this.outputBuffer=null),this.bindGroup=null,this.bindGroupLayout=null,this.computePipeline=null,this.built=!1,this._buildPromise=null,this.gpu&&this.gpu.kernels){const e=this.gpu.kernels.indexOf(this);-1!==e&&this.gpu.kernels.splice(e,1)}}}}}),at=e((e,t)=>{const s={i32:127,i64:126,f32:125,f64:124,v128:123},r=new DataView(new ArrayBuffer(16));function n(e,t){let s=e>>>0;do{let e=127&s;s>>>=7,0!==s&&(e|=128),t.push(e)}while(0!==s)}function i(e,t){let s=0|e;for(;;){const e=127&s;if(s>>=7,0===s&&!(64&e)||-1===s&&64&e)return void t.push(e);t.push(128|e)}}function a(e,t,s){let r=e>>>0;for(let e=0;e<4;e++)t[s+e]=127&r|128,r>>>=7;t[s+4]=127&r}function o(e,t){const s=[];for(let t=0;t<e.length;t++){let r=e.codePointAt(t);r>65535&&t++,r<128?s.push(r):r<2048?s.push(192|r>>6,128|63&r):r<65536?s.push(224|r>>12,128|r>>6&63,128|63&r):s.push(240|r>>18,128|r>>12&63,128|r>>6&63,128|63&r)}n(s.length,t);for(let e=0;e<s.length;e++)t.push(s[e])}function u(e){const t=s[e];if(void 0===t)throw new Error(`WasmModuleBuilder: unknown value type "${e}"`);return t}function l(e){return null==e||"void"===e?64:u(e)}var h=class{constructor(e,t,s,r,n){this.builder=e,this.name=t,this.params=s,this.results=r,this.locals=n.slice(),this.bytes=[],this.callFixups=[]}addLocal(e){return u(e),this.locals.push(e),this.params.length+this.locals.length-1}block(e){return this.bytes.push(2,l(e)),this}loop(e){return this.bytes.push(3,l(e)),this}if_(e){return this.bytes.push(4,l(e)),this}br(e){return this.bytes.push(12),n(e,this.bytes),this}brIf(e){return this.bytes.push(13),n(e,this.bytes),this}call(e){return this.bytes.push(16),this.callFixups.push({at:this.bytes.length,name:e}),this.bytes.push(0,0,0,0,0),this}localGet(e){return this.bytes.push(32),n(e,this.bytes),this}localSet(e){return this.bytes.push(33),n(e,this.bytes),this}localTee(e){return this.bytes.push(34),n(e,this.bytes),this}globalGet(e){return this.bytes.push(35),n(e,this.bytes),this}globalSet(e){return this.bytes.push(36),n(e,this.bytes),this}i32Const(e){return this.bytes.push(65),i(e,this.bytes),this}f32Const(e){this.bytes.push(67),r.setFloat32(0,e,!0);for(let e=0;e<4;e++)this.bytes.push(r.getUint8(e));return this}v128Const(e){if(16!==e.length)throw new Error("WasmModuleBuilder: v128.const requires exactly 16 bytes");this.bytes.push(253,12);for(let t=0;t<16;t++)this.bytes.push(255&e[t]);return this}v128ConstI32x4(e,t,s,n){r.setInt32(0,e,!0),r.setInt32(4,t,!0),r.setInt32(8,s,!0),r.setInt32(12,n,!0),this.bytes.push(253,12);for(let e=0;e<16;e++)this.bytes.push(r.getUint8(e));return this}v128ConstF32x4(e,t,s,n){r.setFloat32(0,e,!0),r.setFloat32(4,t,!0),r.setFloat32(8,s,!0),r.setFloat32(12,n,!0),this.bytes.push(253,12);for(let e=0;e<16;e++)this.bytes.push(r.getUint8(e));return this}i32Load(e=0,t=2){return this.bytes.push(40),n(t,this.bytes),n(e,this.bytes),this}f32Load(e=0,t=2){return this.bytes.push(42),n(t,this.bytes),n(e,this.bytes),this}i32Store(e=0,t=2){return this.bytes.push(54),n(t,this.bytes),n(e,this.bytes),this}f32Store(e=0,t=2){return this.bytes.push(56),n(t,this.bytes),n(e,this.bytes),this}v128Load(e=0,t=4){return this.bytes.push(253,0),n(t,this.bytes),n(e,this.bytes),this}v128Store(e=0,t=4){return this.bytes.push(253,11),n(t,this.bytes),n(e,this.bytes),this}i32x4ExtractLane(e){return this._lane(27,e)}i32x4ReplaceLane(e){return this._lane(28,e)}f32x4ExtractLane(e){return this._lane(31,e)}f32x4ReplaceLane(e){return this._lane(32,e)}_lane(e,t){if(!Number.isInteger(t)||t<0||t>3)throw new Error(`WasmModuleBuilder: lane index ${t} out of range for 4-lane shape`);return this.bytes.push(253,e,t),this}_push(e){for(let t=0;t<e.length;t++)this.bytes.push(e[t]);return this}};const c={unreachable:[0],nop:[1],else_:[5],end:[11],return_:[15],drop:[26],select:[27],i32Eqz:[69],i32Eq:[70],i32Ne:[71],i32LtS:[72],i32LtU:[73],i32GtS:[74],i32GtU:[75],i32LeS:[76],i32LeU:[77],i32GeS:[78],i32GeU:[79],f32Eq:[91],f32Ne:[92],f32Lt:[93],f32Gt:[94],f32Le:[95],f32Ge:[96],i32Clz:[103],i32Ctz:[104],i32Popcnt:[105],i32Add:[106],i32Sub:[107],i32Mul:[108],i32DivS:[109],i32DivU:[110],i32RemS:[111],i32RemU:[112],i32And:[113],i32Or:[114],i32Xor:[115],i32Shl:[116],i32ShrS:[117],i32ShrU:[118],i32Rotl:[119],i32Rotr:[120],f32Abs:[139],f32Neg:[140],f32Ceil:[141],f32Floor:[142],f32Trunc:[143],f32Nearest:[144],f32Sqrt:[145],f32Add:[146],f32Sub:[147],f32Mul:[148],f32Div:[149],f32Min:[150],f32Max:[151],f32Copysign:[152],i32TruncF32S:[168],i32TruncF32U:[169],f32ConvertI32S:[178],f32ConvertI32U:[179],i32ReinterpretF32:[188],f32ReinterpretI32:[190],i32TruncSatF32S:[252,0],i32TruncSatF32U:[252,1]},p={i32x4Splat:17,f32x4Splat:19,i32x4Eq:55,i32x4Ne:56,i32x4LtS:57,i32x4GtS:59,i32x4LeS:61,i32x4GeS:63,f32x4Eq:65,f32x4Ne:66,f32x4Lt:67,f32x4Gt:68,f32x4Le:69,f32x4Ge:70,v128Not:77,v128And:78,v128Andnot:79,v128Or:80,v128Xor:81,v128Bitselect:82,v128AnyTrue:83,f32x4Ceil:103,f32x4Floor:104,f32x4Trunc:105,f32x4Nearest:106,i32x4Abs:160,i32x4Neg:161,i32x4AllTrue:163,i32x4Bitmask:164,i32x4Shl:171,i32x4ShrS:172,i32x4ShrU:173,i32x4Add:174,i32x4Sub:177,i32x4Mul:181,i32x4MinS:182,i32x4MinU:183,i32x4MaxS:184,i32x4MaxU:185,f32x4Abs:224,f32x4Neg:225,f32x4Sqrt:227,f32x4Add:228,f32x4Sub:229,f32x4Mul:230,f32x4Div:231,f32x4Min:232,f32x4Max:233,f32x4Pmin:234,f32x4Pmax:235,i32x4TruncSatF32x4S:248,i32x4TruncSatF32x4U:249,f32x4ConvertI32x4S:250,f32x4ConvertI32x4U:251};for(const e of Object.keys(c)){const t=c[e];h.prototype[e]=function(){return this._push(t)}}for(const e of Object.keys(p)){const t=[253];n(p[e],t),h.prototype[e]=function(){return this._push(t)}}t.exports={WasmModuleBuilder:class{constructor(){this.types=[],this.typeIndexByKey={},this.memoryImport=null,this.funcImports=[],this.funcImportIndexByName={},this.functions=[],this.functionIndexByName={},this.globals=[],this.exports=[]}_typeIndex(e,t){const s=`${e.join(",")}=>${t.join(",")}`;if(s in this.typeIndexByKey)return this.typeIndexByKey[s];const r=this.types.length;return this.types.push({params:e,results:t}),this.typeIndexByKey[s]=r,r}addMemoryImport(e,t,s=!1){if(s&&null==t)throw new Error("WasmModuleBuilder: shared memory import requires a maximum");return this.memoryImport={initial:e,maximum:t,shared:s},this}addFuncImport(e,t,s,r="env"){if(e in this.funcImportIndexByName||e in this.functionIndexByName)throw new Error(`WasmModuleBuilder: duplicate function name "${e}"`);const n=this.funcImports.length;return this.funcImports.push({name:e,module:r,typeIndex:this._typeIndex(t,s)}),this.funcImportIndexByName[e]=n,n}addGlobal(e,t,s){return u(e),this.globals.push({type:e,mutable:t,initialValue:s}),this.globals.length-1}addFunction(e,{params:t=[],results:s=[],locals:r=[]}={}){if(e in this.funcImportIndexByName||e in this.functionIndexByName)throw new Error(`WasmModuleBuilder: duplicate function name "${e}"`);t.forEach(u),s.forEach(u),r.forEach(u);const n=new h(this,e,t,s,r);return this.functionIndexByName[e]=this.functions.length,this.functions.push({name:e,emitter:n,typeIndex:this._typeIndex(t,s)}),n}exportFunction(e,t=e){return this.exports.push({name:e,exportName:t}),this}_resolveFuncIndex(e){if(e in this.funcImportIndexByName)return this.funcImportIndexByName[e];if(e in this.functionIndexByName)return this.funcImports.length+this.functionIndexByName[e];throw new Error(`WasmModuleBuilder: call target "${e}" is not an import or a defined function`)}_section(e,t,s){s.push(e),n(t.length,s);for(let e=0;e<t.length;e++)s.push(t[e])}toBytes(){const e=[0,97,115,109,1,0,0,0];if(this.types.length>0){const t=[];n(this.types.length,t);for(const{params:e,results:s}of this.types){t.push(96),n(e.length,t);for(const s of e)t.push(u(s));n(s.length,t);for(const e of s)t.push(u(e))}this._section(1,t,e)}if(null!==this.memoryImport||this.funcImports.length>0){const t=[];if(n((null!==this.memoryImport?1:0)+this.funcImports.length,t),null!==this.memoryImport){const{initial:e,maximum:s,shared:r}=this.memoryImport;o("env",t),o("memory",t),t.push(2);const i=null!=s;t.push(r?3:i?1:0),n(e,t),i&&n(s,t)}for(const{name:e,module:s,typeIndex:r}of this.funcImports)o(s,t),o(e,t),t.push(0),n(r,t);this._section(2,t,e)}if(this.functions.length>0){const t=[];n(this.functions.length,t);for(const{typeIndex:e}of this.functions)n(e,t);this._section(3,t,e)}if(this.globals.length>0){const t=[];n(this.globals.length,t);for(const{type:e,mutable:s,initialValue:n}of this.globals){if(t.push(u(e),s?1:0),"i32"===e)t.push(65),i(n,t);else if("f32"===e){t.push(67),r.setFloat32(0,n,!0);for(let e=0;e<4;e++)t.push(r.getUint8(e))}else{if("v128"!==e)throw new Error(`WasmModuleBuilder: no initializer encoding for global type "${e}"`);t.push(253,12);for(let e=0;e<16;e++)t.push(0)}t.push(11)}this._section(6,t,e)}if(this.exports.length>0){const t=[];n(this.exports.length,t);for(const{name:e,exportName:s}of this.exports)o(s,t),t.push(0),n(this._resolveFuncIndex(e),t);this._section(7,t,e)}if(this.functions.length>0){const t=[];n(this.functions.length,t);for(const{emitter:e}of this.functions){const s=e.bytes.slice();for(const{at:t,name:r}of e.callFixups)a(this._resolveFuncIndex(r),s,t);const r=[],i=[];for(const t of e.locals){const e=u(t);i.length>0&&i[i.length-1].type===e?i[i.length-1].count++:i.push({type:e,count:1})}n(i.length,r);for(const{type:e,count:t}of i)n(t,r),r.push(e);for(let e=0;e<s.length;e++)r.push(s[e]);r.push(11),n(r.length,t);for(let e=0;e<r.length;e++)t.push(r[e])}this._section(10,t,e)}return Uint8Array.from(e)}},WasmFunctionEmitter:h}}),ot=e((e,t)=>{const{utils:s}=i(),{FunctionNode:r}=l(),{WasmFunctionEmitter:n}=at();var a=class{constructor(){this.localCount=0}addLocal(){return this.localCount++}};for(const e of Object.getOwnPropertyNames(n.prototype))"constructor"!==e&&"addLocal"!==e&&"function"==typeof n.prototype[e]&&(a.prototype[e]=function(){return this});const o={sin:1,cos:1,tan:1,asin:1,acos:1,atan:1,atan2:2,sinh:1,cosh:1,tanh:1,asinh:1,acosh:1,atanh:1,exp:1,expm1:1,log:1,log2:1,log10:1,log1p:1,cbrt:1,pow:2,sign:1},u={abs:"f32Abs",floor:"f32Floor",ceil:"f32Ceil",sqrt:"f32Sqrt",trunc:"f32Trunc"},h={"+":"f32Add","-":"f32Sub","*":"f32Mul"},c={"+":"i32Add","-":"i32Sub","*":"i32Mul"},p={"==":"f32Eq","===":"f32Eq","!=":"f32Ne","!==":"f32Ne","<":"f32Lt",">":"f32Gt","<=":"f32Le",">=":"f32Ge"},d={"==":"i32Eq","===":"i32Eq","!=":"i32Ne","!==":"i32Ne","<":"i32LtS",">":"i32GtS","<=":"i32LeS",">=":"i32GeS"},f={"&":"i32And","|":"i32Or","^":"i32Xor","<<":"i32Shl",">>":"i32ShrS",">>>":"i32ShrU"},m={"+":"f32x4Add","-":"f32x4Sub","*":"f32x4Mul"},g={"+":"i32x4Add","-":"i32x4Sub","*":"i32x4Mul"},y={"==":"f32x4Eq","===":"f32x4Eq","!=":"f32x4Ne","!==":"f32x4Ne","<":"f32x4Lt",">":"f32x4Gt","<=":"f32x4Le",">=":"f32x4Ge"},x={"==":"i32x4Eq","===":"i32x4Eq","!=":"i32x4Ne","!==":"i32x4Ne","<":"i32x4LtS",">":"i32x4GtS","<=":"i32x4LeS",">=":"i32x4GeS"},b={"<<":"i32x4Shl",">>":"i32x4ShrS",">>>":"i32x4ShrU"},v={abs:"f32x4Abs",floor:"f32x4Floor",ceil:"f32x4Ceil",sqrt:"f32x4Sqrt",trunc:"f32x4Trunc"};function S(e){switch(e){case"Number":case"Float":case"LiteralInteger":return"f32";case"Integer":case"Boolean":return"i32";default:throw new Error(`WebAssembly backend does not yet support ${e} arguments to helper functions`)}}t.exports={WebAssemblyFunctionNode:class extends r{constructor(e,t){super(e,t),this.assembler=null,this.em=null,this.locals=null,this.depth=0,this.loopStack=null,this.usedMathImports=new Set,this.usesRandom=!1,this.readsThread=!1,this.taintedLocals=null,this.uniformity=[],this._analysisDone=!1,this._analysisPass=!1,this.vec=!1,this.vMaskDepth=0,this.vCur=-1,this.vRetMask=-1,this.vTerminated=!1,this.vInfo=null,this._vBaseX=-1}mangleFunctionName(e){return`fn_${s.sanitizeName(e)}`}getType(e){if(e&&"ConditionalExpression"===e.type){const t=this.getType(e.consequent);if("Integer"===t||"LiteralInteger"===t){const t=this.getType(e.alternate);if("Number"===t||"Float"===t)return"Number"}}return super.getType(e)}toString(){return this._analysisDone||(this._analysisDone=!0,this._analysisPass=!0,this.walkFunction(new a),this._analysisPass=!1),""}emitFunction(e){this.assembler=e;const{module:t}=e;let s;if(this.isRootKernel)s=t.addFunction("kernel",{params:[],results:[]});else{const e=this.argumentTypes.map(e=>S("LiteralInteger"===e?"Number":e)),r=[];if(this.returnType)switch(this.returnType){case"Integer":case"Boolean":r.push("i32");break;case"Number":case"Float":case"LiteralInteger":r.push("f32");break;default:throw new Error(`WebAssembly backend does not yet support helper functions returning ${this.returnType}`)}s=t.addFunction(this.mangleFunctionName(this.name),{params:e,results:r})}return this.walkFunction(s),!this.isRootKernel&&this.returnType&&s.unreachable(),s}walkFunction(e){this.em=e,this.locals=new Map,this.depth=0,this.loopStack=[],this.taintedLocals=new Set;const t=this.getJsAST();if(this.isRootKernel)for(const s of this.collectAssignedArgumentNames(t)){const t=this.argumentNames.indexOf(s),r=this.argumentTypes[t];if("Number"!==r&&"Float"!==r&&"Integer"!==r&&"Boolean"!==r)continue;const n=this.assembler?this.assembler.layout.scalars[s]:null,i=n?n.offset:0,a="Integer"===r||"Boolean"===r?"i32":"f32",o=e.addLocal(a);e.i32Const(0),"i32"===a?e.i32Load(i):e.f32Load(i),e.localSet(o),this.locals.set(s,{kind:"scalar",index:o,wtype:a,gtype:r})}if(!this.isRootKernel){for(let e=0;e<this.argumentNames.length;e++){const s=this.argumentNames[e];let r=this.argumentTypes[e];if(!r)throw this.astErrorOutput(`Unknown argument ${s} type`,t);"LiteralInteger"===r&&(this.argumentTypes[e]=r="Number"),this.locals.set(s,{kind:"scalar",index:e,wtype:S(r),gtype:r})}this.returnType||this.findLastReturn()&&(this.returnType=this.getType(t.body),"LiteralInteger"===this.returnType&&(this.returnType="Number"))}const s=t.body.body;for(let e=0;e<s.length;e++)this.statement(s[e])}collectAssignedArgumentNames(e){const t=new Set,s=r=>{if(r&&"object"==typeof r){if(Array.isArray(r))return r.forEach(s);if("FunctionDeclaration"!==r.type||r===e){"AssignmentExpression"===r.type&&"Identifier"===r.left.type&&-1!==this.argumentNames.indexOf(r.left.name)&&t.add(r.left.name),"UpdateExpression"===r.type&&"Identifier"===r.argument.type&&-1!==this.argumentNames.indexOf(r.argument.name)&&t.add(r.argument.name);for(const e in r){if("loc"===e||"start"===e||"end"===e||"parent"===e)continue;const t=r[e];t&&"object"==typeof t&&s(t)}}}};return s(e.body),t}enterBlock(e){this.em.block(e),this.depth++}enterLoop(e){this.em.loop(e),this.depth++}enterIf(e){this.em.if_(e),this.depth++}exit(){this.em.end(),this.depth--}brTo(e){this.em.br(this.depth-e)}brIfTo(e){this.em.brIf(this.depth-e)}get loopMax(){return parseInt(this.loopMaxIterations,10)||1e3}coerce(e,t){if(e===t)return t;if("void"===e)throw new Error("cannot use a void expression as a value");switch(t){case"f32":return this.em.f32ConvertI32S(),"f32";case"i32":return"f32"===e&&this.em.i32TruncSatF32S(),"i32";case"bool":return"f32"===e?this.em.f32Const(0).f32Ne():this.em.i32Eqz().i32Eqz(),"bool";default:throw new Error(`unknown wasm value category ${t}`)}}castLiteralToInteger(e){this.pushState("casting-to-integer");const t=this.expression(e);return this.popState("casting-to-integer"),this.coerce(t,"i32"),"i32"}castLiteralToFloat(e){this.pushState("casting-to-float");const t=this.expression(e);return this.popState("casting-to-float"),this.coerce(t,"f32"),"f32"}castValueToInteger(e){this.pushState("casting-to-integer");const t=this.expression(e);return this.popState("casting-to-integer"),this.coerce(t,"i32"),"i32"}castValueToFloat(e){this.pushState("casting-to-float");const t=this.expression(e);return this.popState("casting-to-float"),this.coerce(t,"f32"),"f32"}emitByType(e,t){const s=this.getType(e);return"f32"===t?"Integer"===s?this.castValueToFloat(e):"LiteralInteger"===s?this.castLiteralToFloat(e):(this.coerce(this.expression(e),"f32"),"f32"):"Number"===s||"Float"===s?this.castValueToInteger(e):"LiteralInteger"===s?this.castLiteralToInteger(e):(this.coerce(this.expression(e),"i32"),"i32")}emitCondition(e){const t=this.expression(e);if("bool"!==t)if("i32"!==t){if("f32"!==t)throw this.astErrorOutput("cannot use a void expression as a condition",e);this.em.f32Const(0).f32Ne()}else this.em.i32Eqz().i32Eqz()}statement(e){switch(e.type){case"VariableDeclaration":return this.stmtVariableDeclaration(e);case"ExpressionStatement":return this.statementExpression(e.expression);case"ReturnStatement":return this.stmtReturn(e);case"IfStatement":return this.stmtIf(e);case"ForStatement":return this.stmtFor(e);case"WhileStatement":return this.stmtWhile(e);case"DoWhileStatement":return this.stmtDoWhile(e);case"BlockStatement":for(let t=0;t<e.body.length;t++)this.statement(e.body[t]);return;case"BreakStatement":return this.stmtBreak(e);case"ContinueStatement":return this.stmtContinue(e);case"SwitchStatement":return this.stmtSwitch(e);case"FunctionDeclaration":if(this.isChildFunction(e))return;throw this.astErrorOutput("unexpected function declaration",e);case"EmptyStatement":case"DebuggerStatement":return;default:throw this.astErrorOutput(`Unknown statement type ${e.type}`,e)}}statementExpression(e){switch(e.type){case"AssignmentExpression":return this.emitAssignment(e);case"UpdateExpression":return void this.emitUpdate(e,!0);case"SequenceExpression":for(let t=0;t<e.expressions.length;t++)this.statementExpression(e.expressions[t]);return;case"Identifier":case"Literal":return;default:"void"!==this.expression(e)&&this.em.drop()}}stmtVariableDeclaration(e){const t=e.declarations;if(!t||!t[0]||!t[0].init)throw this.astErrorOutput("Unexpected expression",e);for(let s=0;s<t.length;s++){const r=t[s],n=r.init,i=this.getDeclaration(r.id),a=this.getType(n),o=r.id.name;if("Array(2)"===a||"Array(3)"===a||"Array(4)"===a){this.declareVecLocal(o,a,n,i,e),this.isThreadDependent(n)&&this.taintedLocals.add(o);continue}let u=a;if("LiteralInteger"===u&&(u="Integer"===i.suggestedType?"Integer":"Number"),"Integer"===a&&"Integer"===u)i.valueType="Number",this.setScalarLocal(o,"f32","Number",()=>this.castValueToFloat(n));else switch(i.valueType=u,u){case"Number":case"Float":this.setScalarLocal(o,"f32",u,()=>{"LiteralInteger"===a?this.castLiteralToFloat(n):"Integer"===a?this.castValueToFloat(n):this.coerce(this.expression(n),"f32")});break;case"Integer":this.setScalarLocal(o,"i32","Integer",()=>{"LiteralInteger"===a?this.castLiteralToInteger(n):"Number"===a||"Float"===a?this.castValueToInteger(n):this.coerce(this.expression(n),"i32")});break;case"Boolean":this.setScalarLocal(o,"i32","Boolean",()=>this.emitCondition(n));break;default:throw this.astErrorOutput(`WebAssembly backend does not yet support declaring type ${u}`,e)}this.isThreadDependent(n)&&this.taintedLocals.add(o)}}setScalarLocal(e,t,s,r){let n=this.locals.get(e);n&&"scalar"===n.kind&&n.wtype===t?n.gtype=s:(n={kind:"scalar",index:this.em.addLocal(t),wtype:t,gtype:s},this.locals.set(e,n)),r(),this.em.localSet(n.index)}declareVecLocal(e,t,s,r,n){const i=parseInt(t.substring(6),10);r.valueType=t;let a=this.locals.get(e);if(!a||"vec"!==a.kind||a.n!==i){const s=[];for(let e=0;e<i;e++)s.push(this.em.addLocal("f32"));a={kind:"vec",indices:s,n:i,gtype:t},this.locals.set(e,a)}if("ArrayExpression"!==s.type){if("Identifier"===s.type){const e=this.locals.get(s.name);if(e&&"vec"===e.kind&&e.n===i){for(let t=0;t<i;t++)this.em.localGet(e.indices[t]).localSet(a.indices[t]);return}}throw this.astErrorOutput(`WebAssembly backend does not yet support ${t} initializer of type ${s.type}`,n)}for(let e=0;e<i;e++)this.emitArrayElement(s.elements[e]),this.em.localSet(a.indices[e])}emitArrayElement(e){switch(this.getType(e)){case"Integer":this.castValueToFloat(e);break;case"LiteralInteger":this.castLiteralToFloat(e);break;default:this.coerce(this.expression(e),"f32")}}emitAssignment(e){if("Identifier"!==e.left.type)throw this.astErrorOutput(`WebAssembly backend does not yet support assignment to ${e.left.type}`,e);const t=e.left.name,s=this.locals.get(t);let r=null,n=null;if(s&&"scalar"===s.kind)r=s.wtype,n=()=>this.em.localSet(s.index);else{if(s||!this.isRootKernel||-1===this.argumentNames.indexOf(t))throw this.astErrorOutput(`cannot assign to "${t}"`,e);{const s=this.argumentTypes[this.argumentNames.indexOf(t)],i=this.assembler?this.assembler.layout.scalars[t]:null;if(this.assembler&&!i)throw this.astErrorOutput(`WebAssembly backend does not yet support assigning to the array argument "${t}"`,e);const a=i?i.offset:0;r="Integer"===s||"Boolean"===s?"i32":"f32",this.em.i32Const(0),n=()=>"i32"===r?this.em.i32Store(a):this.em.f32Store(a)}}if("="===e.operator){const t=this.getType(e.left),s=this.getType(e.right);"Integer"!==t&&"Integer"===s?(this.castValueToFloat(e.right),this.coerce("f32",r)):"Integer"!==t&&"LiteralInteger"===s?(this.castLiteralToFloat(e.right),this.coerce("f32",r)):"Integer"===t&&"LiteralInteger"===s?(this.castLiteralToInteger(e.right),this.coerce("i32",r)):"Integer"!==t||"Number"!==s&&"Float"!==s?this.coerce(this.expression(e.right),r):(this.castValueToInteger(e.right),this.coerce("i32",r))}else{const t={type:"BinaryExpression",operator:e.operator.slice(0,-1),left:e.left,right:e.right};this.coerce(this.exprBinary(t),r)}n(),(this.isThreadDependent(e.right)||"="!==e.operator&&this.taintedLocals.has(t))&&this.taintedLocals.add(t)}emitUpdate(e,t){if("Identifier"!==e.argument.type)throw this.astErrorOutput("update expression needs a variable",e);const s=this.locals.get(e.argument.name);if(!s||"scalar"!==s.kind)throw this.astErrorOutput(`cannot update "${e.argument.name}"`,e);const r="i32"===s.wtype,n=()=>r?this.em.i32Const(1):this.em.f32Const(1),i="++"===e.operator?r?"i32Add":"f32Add":r?"i32Sub":"f32Sub";return t?(this.em.localGet(s.index),n(),this.em[i]().localSet(s.index),"void"):(e.prefix?(this.em.localGet(s.index),n(),this.em[i]().localTee(s.index)):(this.em.localGet(s.index).localGet(s.index),n(),this.em[i]().localSet(s.index)),s.wtype)}stmtReturn(e){if(!e.argument){if(this.isRootKernel)return void this.em.return_();throw this.astErrorOutput("Unexpected return statement",e)}this.pushState("skip-literal-correction");const t=this.getType(e.argument);if(this.popState("skip-literal-correction"),this.returnType||(this.returnType="LiteralInteger"===t||"Integer"===t?"Number":t),this.isRootKernel)return this.stmtRootReturn(e,t);if(this.isSubKernel)throw this.astErrorOutput("WebAssembly backend does not yet support createKernelMap",e);switch(this.returnType){case"LiteralInteger":case"Number":case"Float":"Integer"===t?this.castValueToFloat(e.argument):"LiteralInteger"===t?this.castLiteralToFloat(e.argument):this.coerce(this.expression(e.argument),"f32");break;case"Integer":"Float"===t||"Number"===t?this.castValueToInteger(e.argument):"LiteralInteger"===t?this.castLiteralToInteger(e.argument):this.coerce(this.expression(e.argument),"i32");break;case"Boolean":this.emitCondition(e.argument);break;default:throw this.astErrorOutput(`unhandled return type ${this.returnType}`,e)}this.em.return_()}stmtRootReturn(e,t){const s=this.assembler?this.assembler.globals:{dataIndex:0},r=this.assembler?this.assembler.layout.outputOffset:0;switch(this.returnType){case"Array(2)":case"Array(3)":case"Array(4)":{const t=parseInt(this.returnType.substring(6),10),n=e.argument;if("ArrayExpression"===n.type){if(n.elements.length!==t)throw this.astErrorOutput(`expected ${t} array elements to match return type ${this.returnType}`,e);for(let e=0;e<t;e++)this.emitComponentAddress(s.dataIndex,t,e),this.emitArrayElement(n.elements[e]),this.em.f32Store(r)}else{if("Identifier"!==n.type)throw this.astErrorOutput(`WebAssembly backend does not yet support returning ${this.returnType} from a ${n.type}`,e);{const i=this.locals.get(n.name);if(!i||"vec"!==i.kind||i.n!==t)throw this.astErrorOutput(`"${n.name}" is not an Array(${t}) variable`,e);for(let e=0;e<t;e++)this.emitComponentAddress(s.dataIndex,t,e),this.em.localGet(i.indices[e]),this.em.f32Store(r)}}return void this.em.return_()}default:switch(this.emitComponentAddress(s.dataIndex,1,0),this.returnType){case"Integer":"Float"===t||"Number"===t?this.castValueToInteger(e.argument):"LiteralInteger"===t?this.castLiteralToInteger(e.argument):this.coerce(this.expression(e.argument),"i32"),this.em.f32ConvertI32S();break;case"LiteralInteger":case"Number":case"Float":"Integer"===t?this.castValueToFloat(e.argument):"LiteralInteger"===t?this.castLiteralToFloat(e.argument):this.coerce(this.expression(e.argument),"f32");break;case"Boolean":this.emitCondition(e.argument),this.em.f32ConvertI32S();break;default:throw this.astErrorOutput(`WebAssembly backend does not yet support returning ${this.returnType}`,e)}this.em.f32Store(r),this.em.return_()}}emitComponentAddress(e,t,s){this.em.globalGet(e),1!==t&&(this.em.i32Const(t).i32Mul(),0!==s&&this.em.i32Const(s).i32Add()),this.em.i32Const(2).i32Shl()}stmtIf(e){this.recordUniformity("if",e.test),this.emitCondition(e.test),this.enterIf(),this.statement(e.consequent),e.alternate&&(this.em.else_(),this.statement(e.alternate)),this.exit()}forLoopIsSafe(e){let t=null;if(e.init){const s=e.init.declarations;if(s){s.length>1&&(t=!1);for(let e=0;e<s.length;e++)s[e].init&&"Literal"!==s[e].init.type&&(t=!1)}else t=!1}else t=!1;return e.test&&e.update||(t=!1),null===t&&(t=this.isSafe(e.init)&&this.isSafe(e.test)),t}stmtFor(e){if("ForStatement"!==e.type)throw this.astErrorOutput("Invalid for statement",e);const t=this.forLoopIsSafe(e);this.recordUniformity("for",e.test||null),e.init&&("VariableDeclaration"===e.init.type?this.stmtVariableDeclaration(e.init):this.statementExpression(e.init));let s=-1;t||(s=this.em.addLocal("i32"),this.em.i32Const(0).localSet(s)),this.enterBlock();const r=this.depth;this.enterLoop();const n=this.depth;t||(this.em.localGet(s).i32Const(this.loopMax).i32GeS(),this.brIfTo(r)),e.test&&(this.emitCondition(e.test),this.em.i32Eqz(),this.brIfTo(r)),this.enterBlock();const i=this.depth;this.loopStack.push({breakLevel:r,continueLevel:i}),e.body&&this.statement(e.body),this.loopStack.pop(),this.exit(),e.update&&this.statementExpression(e.update),t||this.em.localGet(s).i32Const(1).i32Add().localSet(s),this.brTo(n),this.exit(),this.exit()}stmtWhile(e){if("WhileStatement"!==e.type)throw this.astErrorOutput("Invalid while statement",e);this.recordUniformity("while",e.test);const t=this.em.addLocal("i32");this.em.i32Const(0).localSet(t),this.enterBlock();const s=this.depth;this.enterLoop();const r=this.depth;this.em.localGet(t).i32Const(this.loopMax).i32GeS(),this.brIfTo(s),this.emitCondition(e.test),this.em.i32Eqz(),this.brIfTo(s),this.enterBlock();const n=this.depth;this.loopStack.push({breakLevel:s,continueLevel:n}),this.statement(e.body),this.loopStack.pop(),this.exit(),this.em.localGet(t).i32Const(1).i32Add().localSet(t),this.brTo(r),this.exit(),this.exit()}stmtDoWhile(e){if("DoWhileStatement"!==e.type)throw this.astErrorOutput("Invalid while statement",e);this.recordUniformity("do-while",e.test);const t=this.em.addLocal("i32");this.em.i32Const(0).localSet(t),this.enterBlock();const s=this.depth;this.enterLoop();const r=this.depth;this.em.localGet(t).i32Const(this.loopMax).i32GeS(),this.brIfTo(s),this.enterBlock();const n=this.depth;this.loopStack.push({breakLevel:s,continueLevel:n}),this.statement(e.body),this.loopStack.pop(),this.exit(),this.em.localGet(t).i32Const(1).i32Add().localSet(t),this.emitCondition(e.test),this.brIfTo(r),this.exit(),this.exit()}stmtBreak(e){const t=this.loopStack[this.loopStack.length-1];if(!t)throw this.astErrorOutput("break used outside of a loop",e);this.brTo(t.breakLevel)}stmtContinue(e){const t=this.loopStack[this.loopStack.length-1];if(!t)throw this.astErrorOutput("continue used outside of a loop",e);this.brTo(t.continueLevel)}stmtSwitch(e){if("SwitchStatement"!==e.type)throw this.astErrorOutput("Invalid switch statement",e);const{discriminant:t,cases:s}=e,r=this.getType(t);let n,i;switch(this.recordUniformity("switch",t),r){case"Float":case"Number":i=!1,n=this.em.addLocal("f32"),this.coerce(this.expression(t),"f32"),this.em.localSet(n);break;case"Integer":i=!0,n=this.em.addLocal("i32"),this.coerce(this.expression(t),"i32"),this.em.localSet(n);break;default:throw this.astErrorOutput(`Unhandled switch discriminant type "${r}"`,e)}if(1===s.length&&!s[0].test)return void this.emitSwitchConsequent(s[0].consequent);const{groups:a,defaultConsequent:o}=this.collectSwitchGroups(s),u=e=>{if(e===a.length)return o&&this.emitSwitchConsequent(o),!1;const{tests:t,consequent:s}=a[e];for(let e=0;e<t.length;e++)this.em.localGet(n),this.emitSwitchTest(t[e],i),i?this.em.i32Eq():this.em.f32Eq(),e>0&&this.em.i32Or();return this.enterIf(),this.emitSwitchConsequent(s),(e+1<a.length||o)&&(this.em.else_(),u(e+1)),this.exit(),!0};u(0)}emitSwitchTest(e,t){const s=this.getType(e);t?"Number"===s||"Float"===s?this.castValueToInteger(e):"LiteralInteger"===s?this.castLiteralToInteger(e):this.coerce(this.expression(e),"i32"):"LiteralInteger"===s?this.castLiteralToFloat(e):"Integer"===s?this.castValueToFloat(e):this.coerce(this.expression(e),"f32")}collectSwitchGroups(e){let t=null;const s=[];let r=[];for(let n=0;n<e.length;n++)e[n].test?(r.push(e[n].test),e[n].consequent&&e[n].consequent.length>0&&(s.push({tests:r,consequent:e[n].consequent}),r=[])):t=e[n].consequent;return{groups:s,defaultConsequent:t}}collectSwitchCaseStatements(e){const t=[];for(let s=0;s<e.length&&"BreakStatement"!==e[s].type;s++)t.push(e[s]);const s=e=>{if(!e||"object"!=typeof e)return!1;if(Array.isArray(e))return e.some(s);if("BreakStatement"===e.type)return!0;if("ForStatement"===e.type||"WhileStatement"===e.type||"DoWhileStatement"===e.type||"SwitchStatement"===e.type)return!1;for(const t in e)if("loc"!==t&&"range"!==t&&"parent"!==t&&s(e[t]))return!0;return!1};for(let e=0;e<t.length;e++)if(s(t[e]))throw this.astErrorOutput("break inside a switch case is only supported as the case terminator",t[e]);return t}emitSwitchConsequent(e){const t=this.collectSwitchCaseStatements(e);for(let e=0;e<t.length;e++)this.statement(t[e])}expression(e){switch(e.type){case"Literal":return this.exprLiteral(e);case"Identifier":return this.exprIdentifier(e);case"BinaryExpression":return this.exprBinary(e);case"LogicalExpression":return this.exprLogical(e);case"UnaryExpression":return this.exprUnary(e);case"UpdateExpression":return this.emitUpdate(e,!1);case"ConditionalExpression":return this.exprConditional(e);case"CallExpression":return this.exprCall(e);case"MemberExpression":return this.exprMember(e);case"ThisExpression":throw this.astErrorOutput("unexpected bare `this`",e);case"SequenceExpression":if(1===e.expressions.length)return this.expression(e.expressions[0]);throw this.astErrorOutput("WebAssembly backend does not yet support the comma operator",e);case"AssignmentExpression":throw this.astErrorOutput("WebAssembly backend does not yet support assignment used as an expression",e);case"ArrayExpression":throw this.astErrorOutput("array literals are only supported as variable initializers and kernel returns",e);default:throw this.astErrorOutput(`Unknown expression type ${e.type}`,e)}}exprLiteral(e){if(!0===e.value||!1===e.value)return this.em.i32Const(e.value?1:0),"bool";if(isNaN(e.value))throw this.astErrorOutput("Non-numeric literal not supported : "+e.value,e);const t=this.astKey(e);return this.isState("casting-to-integer")||this.isState("building-integer")?(this.vec||(this.literalTypes[t]="Integer"),this.em.i32Const(Math.round(e.value)),"i32"):(this.vec||(this.literalTypes[t]="Number"),this.em.f32Const(e.value),"f32")}exprIdentifier(e){if("Identifier"!==e.type)throw this.astErrorOutput("IdentifierExpression - not an Identifier",e);if("Infinity"===e.name)return this.em.f32Const(1/0),"f32";const t=this.locals.get(e.name);if(t){if("vec"===t.kind)throw this.astErrorOutput(`array-valued variable "${e.name}" can only be indexed or returned`,e);return this.em.localGet(t.index),"Boolean"===t.gtype?"bool":t.wtype}const s=this.argumentNames.indexOf(e.name);if(-1!==s&&this.isRootKernel){const t=this.argumentTypes[s],r=this.assembler?this.assembler.layout.scalars[e.name]:null,n=r?r.offset:0;switch(this.em.i32Const(0),t){case"Integer":return this.em.i32Load(n),"i32";case"Boolean":return this.em.i32Load(n),"bool";case"Number":case"Float":return this.em.f32Load(n),"f32";default:throw this.astErrorOutput(`argument "${e.name}" of type ${t} cannot be read as a scalar`,e)}}throw this.astErrorOutput(`Unhandled identifier "${e.name}"`,e)}exprBinary(e){const t=e.operator;if("**"===t)return this.emitByType(e.left,"f32"),this.emitByType(e.right,"f32"),this.usedMathImports.add("pow"),this.em.call("math_pow"),"f32";if(f[t])return this.emitAsIntegerOperand(e.left),this.emitAsIntegerOperand(e.right),this.em[f[t]](),"i32";if("/"===t||"%"===t){if("/"===t)return this.emitByType(e.left,"f32"),this.emitByType(e.right,"f32"),this.em.f32Div(),"f32";const s=this.em.addLocal("f32"),r=this.em.addLocal("f32");return this.emitByType(e.left,"f32"),this.em.localSet(s),this.emitByType(e.right,"f32"),this.em.localSet(r),this.em.localGet(s).localGet(s).localGet(r).f32Div().f32Trunc().localGet(r).f32Mul().f32Sub(),"f32"}const s=(this.getType(e.left)||"Number")+" & "+(this.getType(e.right)||"Number");let r;switch(s){case"Integer & Integer":this.pushState("building-integer"),this.coerce(this.expression(e.left),"i32"),this.coerce(this.expression(e.right),"i32"),this.popState("building-integer"),r="i32";break;case"Number & Float":case"Float & Number":case"Float & Float":case"Number & Number":this.pushState("building-float"),this.coerce(this.expression(e.left),"f32"),this.coerce(this.expression(e.right),"f32"),this.popState("building-float"),r="f32";break;case"LiteralInteger & LiteralInteger":this.isState("casting-to-integer")||this.isState("building-integer")?(this.pushState("building-integer"),this.coerce(this.expression(e.left),"i32"),this.coerce(this.expression(e.right),"i32"),this.popState("building-integer"),r="i32"):(this.pushState("building-float"),this.castLiteralToFloat(e.left),this.castLiteralToFloat(e.right),this.popState("building-float"),r="f32");break;case"Integer & Float":case"Integer & Number":this.pushState("building-float"),this.castValueToFloat(e.left),this.coerce(this.expression(e.right),"f32"),this.popState("building-float"),r="f32";break;case"Integer & LiteralInteger":this.pushState("building-integer"),this.coerce(this.expression(e.left),"i32"),this.castLiteralToInteger(e.right),this.popState("building-integer"),r="i32";break;case"Number & Integer":case"Float & Integer":this.pushState("building-float"),this.coerce(this.expression(e.left),"f32"),this.castValueToFloat(e.right),this.popState("building-float"),r="f32";break;case"Float & LiteralInteger":case"Number & LiteralInteger":this.pushState("building-float"),this.coerce(this.expression(e.left),"f32"),this.castLiteralToFloat(e.right),this.popState("building-float"),r="f32";break;case"LiteralInteger & Float":case"LiteralInteger & Number":this.isState("casting-to-integer")?(this.pushState("building-integer"),this.castLiteralToInteger(e.left),this.castValueToInteger(e.right),this.popState("building-integer"),r="i32"):(this.pushState("building-float"),this.castLiteralToFloat(e.left),this.pushState("casting-to-float"),this.coerce(this.expression(e.right),"f32"),this.popState("casting-to-float"),this.popState("building-float"),r="f32");break;case"LiteralInteger & Integer":this.pushState("building-integer"),this.castLiteralToInteger(e.left),this.coerce(this.expression(e.right),"i32"),this.popState("building-integer"),r="i32";break;case"Boolean & Boolean":this.coerce(this.expression(e.left),"i32"),this.coerce(this.expression(e.right),"i32"),r="i32";break;default:throw this.astErrorOutput(`Unhandled binary expression between ${s}`,e)}const n="i32"===r?d[t]:p[t];if(n)return this.em[n](),"bool";const i="i32"===r?c[t]:h[t];if(!i)throw this.astErrorOutput(`Unhandled operator ${t}`,e);return this.em[i](),r}emitAsIntegerOperand(e){switch(this.getType(e)){case"Number":case"Float":this.castValueToInteger(e);break;case"LiteralInteger":this.castLiteralToInteger(e);break;default:{this.pushState("building-integer");const t=this.expression(e);this.popState("building-integer"),this.coerce(t,"i32")}}}exprLogical(e){if(this.emitCondition(e.left),this.enterIf("i32"),"&&"===e.operator)this.emitCondition(e.right),this.em.else_(),this.em.i32Const(0);else{if("||"!==e.operator)throw this.astErrorOutput(`Unhandled logical operator ${e.operator}`,e);this.em.i32Const(1),this.em.else_(),this.emitCondition(e.right)}return this.exit(),"bool"}exprUnary(e){switch(e.operator){case"~":return this.emitAsIntegerOperand(e.argument),this.em.i32Const(-1).i32Xor(),"i32";case"!":return this.emitCondition(e.argument),this.em.i32Eqz(),"bool";case"+":return this.expression(e.argument);case"-":{const t=this.getType(e.argument);return"Integer"===t||"LiteralInteger"===t&&(this.isState("casting-to-integer")||this.isState("building-integer"))?(this.em.i32Const(0),this.emitByType(e.argument,"i32"),this.em.i32Sub(),"i32"):(this.emitByType(e.argument,"f32"),this.em.f32Neg(),"f32")}default:throw this.astErrorOutput(`Unhandled unary operator ${e.operator}`,e)}}exprConditional(e){if("ConditionalExpression"!==e.type)throw this.astErrorOutput("Not a conditional expression",e);const t=this.getType(e.consequent),s=this.getType(e.alternate);if(this.recordUniformity("ternary",e.test),null===t&&null===s)return this.emitCondition(e.test),this.enterIf(),this.statementExpression(e.consequent),this.em.else_(),this.statementExpression(e.alternate),this.exit(),"void";let r="LiteralInteger"===t?"Number":t;"Integer"!==r||"Number"!==s&&"Float"!==s||(r="Number");const n="Integer"===r||"Boolean"===r?"i32":"f32",i=t=>{const s=this.getType(t);switch(r){case"Number":case"Float":"Integer"===s?this.castValueToFloat(t):"LiteralInteger"===s?this.castLiteralToFloat(t):this.coerce(this.expression(t),"f32");break;case"Integer":"Number"===s||"Float"===s?this.castValueToInteger(t):"LiteralInteger"===s?this.castLiteralToInteger(t):this.coerce(this.expression(t),"i32");break;case"Boolean":this.emitCondition(t);break;default:throw this.astErrorOutput(`WebAssembly backend does not yet support a ternary of type ${r}`,e)}};return this.emitCondition(e.test),this.enterIf(n),i(e.consequent),this.em.else_(),i(e.alternate),this.exit(),"Boolean"===r?"bool":n}exprCall(e){if(!e.callee)throw this.astErrorOutput("Unknown CallExpression",e);if("MemberExpression"===e.callee.type&&"this.color"===this.getVariableSignature(e.callee,!0))throw this.astErrorOutput("WebAssembly backend does not yet support graphical mode (this.color)",e);let t=null;const s=this.isAstMathFunction(e);if(t=s||e.callee.object&&"ThisExpression"===e.callee.object.type?e.callee.property.name:"SequenceExpression"!==e.callee.type||"Literal"!==e.callee.expressions[0].type||isNaN(e.callee.expressions[0].raw)?e.callee.name:e.callee.expressions[1].property.name,!t)throw this.astErrorOutput("Unhandled function, couldn't find name",e);if(this.calledFunctions.indexOf(t)<0&&this.calledFunctions.push(t),this.onFunctionCall&&this.onFunctionCall(this.name,t,e.arguments),s)return this.emitMathCall(t,e);const r=this.getType(e),n=this.lookupFunctionArgumentTypes(t)||[];for(let s=0;s<e.arguments.length;++s){const r=e.arguments[s];let i=n[s];const a=this.getType(r);switch(i||(this.triggerImplyArgumentType(t,s,a,this),i=a),a){case"Boolean":this.coerce(this.expression(r),"i32");continue;case"Number":case"Float":if("Integer"===i){this.castValueToInteger(r);continue}if("Number"===i||"Float"===i||"LiteralInteger"===i){this.coerce(this.expression(r),"f32");continue}break;case"Integer":if("Number"===i||"Float"===i){this.castValueToFloat(r);continue}if("Integer"===i){this.coerce(this.expression(r),"i32");continue}break;case"LiteralInteger":if("Integer"===i){this.castLiteralToInteger(r);continue}if("Number"===i||"Float"===i||"LiteralInteger"===i){this.castLiteralToFloat(r);continue}break;case"Array(2)":case"Array(3)":case"Array(4)":case"Array":case"Array2D":case"Array3D":case"Input":throw this.astErrorOutput("WebAssembly backend does not yet support array arguments to helper functions",e)}throw this.astErrorOutput(`Unhandled argument combination of ${a} and ${i} for argument named "${r.name}"`,e)}switch(this.em.call(this.mangleFunctionName(t)),r){case null:case void 0:return"void";case"Integer":return"i32";case"Boolean":return"bool";default:return"f32"}}emitMathCall(e,t){if("random"===e)return this.usesRandom=!0,this.em.call("pcg_random"),"f32";const s=e=>{switch(this.getType(e)){case"Integer":this.castValueToFloat(e);break;case"LiteralInteger":this.castLiteralToFloat(e);break;default:this.coerce(this.expression(e),"f32")}},r=u[e];if(r)return s(t.arguments[0]),this.em[r](),"f32";switch(e){case"round":return s(t.arguments[0]),this.em.f32Const(.5).f32Add().f32Floor(),"f32";case"fround":return s(t.arguments[0]),"f32";case"min":case"max":{const r="min"===e?"f32Min":"f32Max";s(t.arguments[0]);for(let e=1;e<t.arguments.length;e++)s(t.arguments[e]),this.em[r]();return"f32"}case"imul":return s(t.arguments[0]),this.em.i32TruncSatF32S(),s(t.arguments[1]),this.em.i32TruncSatF32S(),this.em.i32Mul().f32ConvertI32S(),"f32";case"clz32":return s(t.arguments[0]),this.em.i32TruncSatF32U().i32Clz().f32ConvertI32S(),"f32";default:{const r=o[e];if(!r)throw this.astErrorOutput(`WebAssembly backend does not yet support Math.${e}`,t);for(let e=0;e<r;e++)s(t.arguments[e]);return this.usedMathImports.add(e),this.em.call("math_"+e),"f32"}}}exprMember(e){const t=this.getMemberExpressionDetails(e);if(!t)throw this.astErrorOutput("Unexpected expression",e);const{signature:s,name:r,origin:n,type:i,property:a,xProperty:o,yProperty:u,zProperty:l}=t;switch(s){case"value.thread.value":case"this.thread.value":{if("x"!==r&&"y"!==r&&"z"!==r)throw this.astErrorOutput("Unexpected expression, expected `this.thread.x`, `this.thread.y`, or `this.thread.z`",e);this.readsThread=!0;const t=this.assembler?this.assembler.globals:null;return this.em.globalGet(t?t["thread"+r.toUpperCase()]:0),"i32"}case"this.output.value":{const t={x:0,y:1,z:2}[r];if(void 0===t)throw this.astErrorOutput("Unexpected expression",e);const s=this.output[t];return this.isState("casting-to-float")?(this.em.f32Const(s),"f32"):(this.em.i32Const(s),"i32")}case"value.value":{if("Math"===n)return this.em.f32Const(Math[r]),"f32";const t={r:0,g:1,b:2,a:3}[a];if(void 0!==t){const e=this.locals.get(r);if(e&&"vec"===e.kind&&t<e.n)return this.em.localGet(e.indices[t]),"f32"}throw this.astErrorOutput("Unexpected expression",e)}case"this.constants.value":{const t=this.constants[r];switch(i){case"Integer":return this.isState("casting-to-float")?(this.em.f32Const(t),"f32"):(this.em.i32Const(Math.round(t)),"i32");case"Number":case"Float":return this.isState("casting-to-integer")?(this.em.i32Const(Math.round(t)),"i32"):(this.em.f32Const(t),"f32");case"Boolean":return this.em.i32Const(t?1:0),"bool";default:throw this.astErrorOutput(`WebAssembly backend does not yet support constant type ${i}`,e)}}case"value[]":case"value[][]":case"value[][][]":case"value[][][][]":{const t=this.locals.get(r);if(t&&"vec"===t.kind){if("value[]"!==s)throw this.astErrorOutput("Unexpected expression",e);return this.emitVecIndex(t,o)}return this.emitFlatLoad("arrays",r,o,u,l,e)}case"this.constants.value[]":case"this.constants.value[][]":case"this.constants.value[][][]":case"this.constants.value[][][][]":return this.emitFlatLoad("constantArrays",r,o,u,l,e);case"fn()[]":throw this.astErrorOutput("WebAssembly backend does not yet support indexing a function call result",e);default:throw this.astErrorOutput(`WebAssembly backend does not yet support expression signature "${s}"`,e)}}emitFlatLoad(e,t,s,r,n,i){let a;if(this.assembler){if(a=this.assembler.layout[e][t],!a)throw this.astErrorOutput(`no memory layout for "${t}" \u2014 arrays are only readable as kernel arguments or constants`,i)}else a={offset:0,dims:[1,1,1]};return this.emitIndex(s),r&&(this.emitIndex(r),this.em.i32Const(a.dims[0]).i32Mul().i32Add()),n&&(this.emitIndex(n),this.em.i32Const(a.dims[0]*a.dims[1]).i32Mul().i32Add()),this.vec&&this.vMaskDepth>0&&this.emitClampScalarIndex(a.dims[0]*a.dims[1]*a.dims[2]-1),this.em.i32Const(2).i32Shl(),this.em.f32Load(a.offset),"f32"}emitClampScalarIndex(e){const t=this.em.addLocal("i32");this.em.localSet(t),this.em.localGet(t).i32Const(0).localGet(t).i32Const(0).i32GeS().select(),this.em.localSet(t),this.em.localGet(t).i32Const(e).localGet(t).i32Const(e).i32LeS().select()}emitVecIndex(e,t){if("Literal"===t.type&&Number.isInteger(t.value)){if(t.value<0||t.value>=e.n)throw this.astErrorOutput(`index ${t.value} out of range for Array(${e.n})`,t);return this.em.localGet(e.indices[t.value]),"f32"}const s=this.em.addLocal("i32");this.emitIndex(t),this.em.localSet(s),this.em.localGet(e.indices[0]);for(let t=1;t<e.n;t++)this.em.localGet(e.indices[t]),this.em.localGet(s).i32Const(t).i32Ne(),this.em.select();return"f32"}emitIndex(e){if(!e)throw new Error("Property not set");switch(this.getType(e)){case"Number":case"Float":return void this.castValueToInteger(e);case"LiteralInteger":return void this.castLiteralToInteger(e);case"Integer":{this.pushState("building-integer");const t=this.expression(e);return this.popState("building-integer"),void this.coerce(t,"i32")}default:this.coerce(this.expression(e),"i32")}}emitVectorFunction(e){if(!this.isRootKernel)throw new Error("only the root kernel is vectorized; helpers are lane-scalarized at call sites");this.assembler=e;const t=e.module.addFunction("kernel_simd",{params:[],results:[]});this.em=t,this.vec=!0;try{this.locals=new Map,this.depth=0,this.loopStack=[],this.vLoopStack=[],this.taintedLocals=new Set;const s=this.getJsAST();this.vInfo||(this.vInfo=this.vAnalyze(s)),this.vMaskDepth=0,this.vTerminated=!1,this.vCur=t.addLocal("v128"),t.v128ConstI32x4(-1,-1,-1,-1).localSet(this.vCur),this.vRetMask=this.vInfo.varyingReturn?t.addLocal("v128"):-1,this._vBaseX=-1,e.helperInfo&&(this._vBaseX=t.addLocal("i32"),t.globalGet(e.globals.threadX).localSet(this._vBaseX));for(const s of this.vInfo.assignedArgs){const r=this.argumentNames.indexOf(s),n=this.argumentTypes[r],i=e.layout.scalars[s];if(!i)throw this.astErrorOutput(`WebAssembly backend does not yet support assigning to the array argument "${s}"`,this.getJsAST());const a="Integer"===n||"Boolean"===n,o=t.addLocal("v128");t.i32Const(0),a?t.i32Load(i.offset).i32x4Splat():t.f32Load(i.offset).f32x4Splat(),t.localSet(o),this.locals.set(s,{kind:"vscalar",index:o,wtype:a?"vi32":"vf32",gtype:n})}const r=s.body.body;for(let e=0;e<r.length&&(this.vstatement(r[e]),!this.vTerminated);e++);}finally{this.vec=!1,this.vMaskDepth=0}return t}vAnalyze(e){const t=new Set,s=new Set;let r=!1,n=!0;const i=this,a=e=>{if(!e||"object"!=typeof e)return!1;switch(e.type){case"Literal":case"ThisExpression":return!1;case"Identifier":return t.has(e.name);case"MemberExpression":return e.computed||"MemberExpression"!==e.object.type||e.object.computed||!e.object.property||"thread"!==e.object.property.name?e.computed?a(e.object)||a(e.property):a(e.object):"x"===e.property.name;case"BinaryExpression":case"LogicalExpression":return a(e.left)||a(e.right);case"UnaryExpression":case"UpdateExpression":return a(e.argument);case"ConditionalExpression":return a(e.test)||a(e.consequent)||a(e.alternate);case"CallExpression":return!i.isAstMathFunction(e)||("random"===e.callee.property.name||e.arguments.some(a));case"SequenceExpression":return e.expressions.some(a);case"ArrayExpression":return e.elements.some(a);case"AssignmentExpression":return a(e.right)||"Identifier"===e.left.type&&t.has(e.left.name);default:return!0}},o=e=>{e&&!t.has(e)&&(t.add(e),n=!0)},u=(e,t)=>{if(e&&"object"==typeof e){if(Array.isArray(e))return e.forEach(e=>u(e,t));switch(e.type){case"UpdateExpression":return"Identifier"===e.argument.type&&(-1!==i.argumentNames.indexOf(e.argument.name)&&(s.has(e.argument.name)||(s.add(e.argument.name),n=!0),o(e.argument.name)),t&&o(e.argument.name)),u(e.argument,t);case"AssignmentExpression":return"Identifier"===e.left.type&&(-1!==i.argumentNames.indexOf(e.left.name)&&(s.has(e.left.name)||(s.add(e.left.name),n=!0),o(e.left.name)),t&&o(e.left.name)),u(e.left,t),u(e.right,t);case"ConditionalExpression":{u(e.test,t);const s=t||a(e.test);return u(e.consequent,s),u(e.alternate,s)}case"LogicalExpression":return u(e.left,t),u(e.right,!0);default:for(const s in e){if("loc"===s||"start"===s||"end"===s||"parent"===s)continue;const r=e[s];r&&"object"==typeof r&&u(r,t)}}}},l=(e,t)=>{if(e&&"object"==typeof e){if(Array.isArray(e))return e.forEach(e=>l(e,t));switch(e.type){case"VariableDeclarator":e.id&&"Identifier"===e.id.type&&t.push(e.id.name);break;case"AssignmentExpression":"Identifier"===e.left.type&&t.push(e.left.name);break;case"UpdateExpression":"Identifier"===e.argument.type&&t.push(e.argument.name);break;case"FunctionDeclaration":return}for(const s in e){if("loc"===s||"start"===s||"end"===s||"parent"===s)continue;const r=e[s];r&&"object"==typeof r&&l(r,t)}}},h=(e,t)=>{if(!e||"object"!=typeof e)return!1;if(Array.isArray(e))return e.some(e=>h(e,t));switch(e.type){case"BreakStatement":case"ContinueStatement":return t;case"ForStatement":case"WhileStatement":case"DoWhileStatement":case"FunctionDeclaration":return!1;case"IfStatement":{const s=t||a(e.test);return!!h(e.consequent,s)||!!e.alternate&&h(e.alternate,s)}case"ConditionalExpression":{const s=t||a(e.test);return h(e.consequent,s)||h(e.alternate,s)}case"SwitchStatement":{const s=t||a(e.discriminant)||e.cases.some(e=>e.test&&a(e.test));return e.cases.some(e=>e.consequent.some(e=>"BreakStatement"!==e.type&&h(e,s)))}default:for(const s in e){if("loc"===s||"start"===s||"end"===s||"parent"===s)continue;const r=e[s];if(r&&"object"==typeof r&&h(r,t))return!0}return!1}},c=(e,r)=>{switch(e.type){case"AssignmentExpression":if("Identifier"===e.left.type){const u=e.left.name;-1!==i.argumentNames.indexOf(u)&&(s.has(u)||(s.add(u),n=!0),o(u)),(r||a(e.right)||"="!==e.operator&&t.has(u))&&o(u)}return u(e.right,r);case"UpdateExpression":if("Identifier"===e.argument.type){const t=e.argument.name;-1!==i.argumentNames.indexOf(t)&&(s.has(t)||(s.add(t),n=!0),o(t)),r&&o(t)}return;case"SequenceExpression":return e.expressions.forEach(e=>c(e,r));default:return u(e,r)}},p=(e,t)=>{if(e)switch(e.type){case"VariableDeclaration":for(const s of e.declarations)s.init&&((t||a(s.init))&&o(s.id.name),u(s.init,t));return;case"ExpressionStatement":return c(e.expression,t);case"ReturnStatement":return t&&(r=!0),void(e.argument&&u(e.argument,t));case"IfStatement":{u(e.test,t);const s=t||a(e.test);return p(e.consequent,s),void(e.alternate&&p(e.alternate,s))}case"ForStatement":case"WhileStatement":case"DoWhileStatement":{const s=t||!!e.test&&a(e.test)||h(e.body,!1);if(s){const t=[];e.init&&l(e.init,t),l(e.body,t),e.update&&l(e.update,t),t.forEach(o)}return e.init&&("VariableDeclaration"===e.init.type?p(e.init,t):c(e.init,t)),p(e.body,s),e.update&&c(e.update,s),void(e.test&&u(e.test,s))}case"SwitchStatement":{const s=t||a(e.discriminant)||e.cases.some(e=>e.test&&a(e.test));for(const t of e.cases)for(const e of t.consequent)p(e,s);return}case"BlockStatement":return e.body.forEach(e=>p(e,t));default:return}};for(;n;)n=!1,p(e.body,!1);return{varying:t,varyingReturn:r,assignedArgs:s,exprVarying:a,hasVaryingExit:h}}vZero(){return this.em.v128ConstI32x4(0,0,0,0),this}vInnermostVaryingLoop(){const e=this.vLoopStack[this.vLoopStack.length-1];return e&&e.varying?e:null}vRecomputeCur(e){const t=this.em;t.localGet(e),-1!==this.vRetMask&&t.localGet(this.vRetMask).v128Andnot();const s=this.vInnermostVaryingLoop();s&&(-1!==s.vBrk&&t.localGet(s.vBrk).v128Andnot(),-1!==s.vCnt&&t.localGet(s.vCnt).v128Andnot()),t.localSet(this.vCur)}vLoopBodyExits(e){let t=!1,s=!1;const r=e=>{if(!(!e||"object"!=typeof e||t&&s)){if(Array.isArray(e))return e.forEach(r);switch(e.type){case"BreakStatement":return void(t=!0);case"ContinueStatement":return void(s=!0);case"ForStatement":case"WhileStatement":case"DoWhileStatement":case"FunctionDeclaration":return;case"SwitchStatement":for(const t of e.cases)for(const e of t.consequent)"BreakStatement"!==e.type&&r(e);return}for(const t in e){if("loc"===t||"start"===t||"end"===t||"parent"===t)continue;const s=e[t];s&&"object"==typeof s&&r(s)}}};return r(e),{hasBreak:t,hasContinue:s}}vSetLocal(e){const t=this.em;this.vMaskDepth>0&&t.localGet(e).localGet(this.vCur).v128Bitselect(),t.localSet(e)}vCoerce(e,t){if(e===t)return t;const s=this.em;switch(e){case"f32":case"i32":case"bool":if("vf32"===t)return this.coerce(e,"f32"),s.f32x4Splat(),t;if("vi32"===t)return this.coerce(e,"i32"),s.i32x4Splat(),t;if("vbool"===t)return this.coerce(e,"i32"),s.i32x4Splat(),this.vZero(),s.i32x4Ne(),t;break;case"vf32":if("vi32"===t)return s.i32x4TruncSatF32x4S(),t;if("vbool"===t)return s.v128ConstF32x4(0,0,0,0).f32x4Ne(),t;break;case"vi32":if("vf32"===t)return s.f32x4ConvertI32x4S(),t;if("vbool"===t)return this.vZero(),s.i32x4Ne(),t;break;case"vbool":if("vi32"===t)return s.v128ConstI32x4(1,1,1,1).v128And(),t;if("vf32"===t)return s.v128ConstI32x4(1,1,1,1).v128And().f32x4ConvertI32x4S(),t}throw new Error(`cannot convert ${e} to ${t}`)}vCastLiteralToInteger(e){this.pushState("casting-to-integer");const t=this.vexpr(e);return this.popState("casting-to-integer"),this.vCoerce(t,"vi32"),"vi32"}vCastLiteralToFloat(e){this.pushState("casting-to-float");const t=this.vexpr(e);return this.popState("casting-to-float"),this.vCoerce(t,"vf32"),"vf32"}vCastValueToInteger(e){this.pushState("casting-to-integer");const t=this.vexpr(e);return this.popState("casting-to-integer"),this.vCoerce(t,"vi32"),"vi32"}vCastValueToFloat(e){this.pushState("casting-to-float");const t=this.vexpr(e);return this.popState("casting-to-float"),this.vCoerce(t,"vf32"),"vf32"}vEmitByType(e,t){const s=this.getType(e);return"vf32"===t?"Integer"===s?this.vCastValueToFloat(e):"LiteralInteger"===s?this.vCastLiteralToFloat(e):(this.vCoerce(this.vexpr(e),"vf32"),"vf32"):"Number"===s||"Float"===s?this.vCastValueToInteger(e):"LiteralInteger"===s?this.vCastLiteralToInteger(e):(this.vCoerce(this.vexpr(e),"vi32"),"vi32")}vexprMask(e){const t=this.vexpr(e);if("vbool"!==t)return"vi32"===t?(this.vZero(),void this.em.i32x4Ne()):void("vf32"!==t?(this.coerce(t,"bool"),this.em.i32x4Splat(),this.vZero(),this.em.i32x4Ne()):this.em.v128ConstF32x4(0,0,0,0).f32x4Ne())}vstatement(e){switch(e.type){case"VariableDeclaration":return this.vstmtVariableDeclaration(e);case"ExpressionStatement":return this.vstatementExpression(e.expression);case"ReturnStatement":return this.vstmtReturn(e);case"IfStatement":return this.vstmtIf(e);case"ForStatement":return this.vstmtFor(e);case"WhileStatement":return this.vstmtWhile(e);case"DoWhileStatement":return this.vstmtDoWhile(e);case"BlockStatement":for(let t=0;t<e.body.length&&(this.vstatement(e.body[t]),!this.vTerminated);t++);return;case"BreakStatement":return this.vstmtBreak(e);case"ContinueStatement":return this.vstmtContinue(e);case"SwitchStatement":return this.vstmtSwitch(e);case"FunctionDeclaration":if(this.isChildFunction(e))return;throw this.astErrorOutput("unexpected function declaration",e);case"EmptyStatement":case"DebuggerStatement":return;default:throw this.astErrorOutput(`Unknown statement type ${e.type}`,e)}}vstatementBody(e){if(!e)return;const t=this.vTerminated;this.vTerminated=!1,this.vstatement(e),this.vTerminated=t}vstatementExpression(e){switch(e.type){case"AssignmentExpression":return this.vAssign(e);case"UpdateExpression":return void this.vUpdate(e,!0);case"SequenceExpression":for(let t=0;t<e.expressions.length;t++)this.vstatementExpression(e.expressions[t]);return;case"Identifier":case"Literal":return;default:"void"!==this.vexpr(e)&&this.em.drop()}}vstmtVariableDeclaration(e){const t=e.declarations;if(!t||!t[0]||!t[0].init)throw this.astErrorOutput("Unexpected expression",e);for(let s=0;s<t.length;s++){const r=t[s];this.vInfo.varying.has(r.id.name)?this.vDeclareVarying(r,e):this.stmtVariableDeclaration(Object.assign({},e,{declarations:[r]}))}}vDeclareVarying(e,t){const s=this.em,r=e.init,n=e.id.name,i=this.getDeclaration(e.id),a=this.getType(r);if("Array(2)"===a||"Array(3)"===a||"Array(4)"===a){const e=parseInt(a.substring(6),10);i.valueType=a;let o=this.locals.get(n);if(!o||"vvec"!==o.kind||o.n!==e){const t=[];for(let r=0;r<e;r++)t.push(s.addLocal("v128"));o={kind:"vvec",indices:t,n:e,gtype:a},this.locals.set(n,o)}if("ArrayExpression"===r.type){for(let t=0;t<e;t++)this.vEmitArrayElement(r.elements[t]),this.vSetLocal(o.indices[t]);return}if("Identifier"===r.type){const t=this.locals.get(r.name);if(t&&"vvec"===t.kind&&t.n===e){for(let r=0;r<e;r++)s.localGet(t.indices[r]),this.vSetLocal(o.indices[r]);return}if(t&&"vec"===t.kind&&t.n===e){for(let r=0;r<e;r++)s.localGet(t.indices[r]).f32x4Splat(),this.vSetLocal(o.indices[r]);return}}throw this.astErrorOutput(`WebAssembly backend does not yet support ${a} initializer of type ${r.type}`,t)}let o=a;if("LiteralInteger"===o&&(o="Integer"===i.suggestedType?"Integer":"Number"),"Integer"===a&&"Integer"===o)return i.valueType="Number",void this.vSetVaryingScalar(n,"vf32","Number",()=>this.vCastValueToFloat(r));switch(i.valueType=o,o){case"Number":case"Float":this.vSetVaryingScalar(n,"vf32",o,()=>{"LiteralInteger"===a?this.vCastLiteralToFloat(r):"Integer"===a?this.vCastValueToFloat(r):this.vCoerce(this.vexpr(r),"vf32")});break;case"Integer":this.vSetVaryingScalar(n,"vi32","Integer",()=>{"LiteralInteger"===a?this.vCastLiteralToInteger(r):"Number"===a||"Float"===a?this.vCastValueToInteger(r):this.vCoerce(this.vexpr(r),"vi32")});break;case"Boolean":this.vSetVaryingScalar(n,"vi32","Boolean",()=>{this.vexprMask(r),this.em.v128ConstI32x4(1,1,1,1).v128And()});break;default:throw this.astErrorOutput(`WebAssembly backend does not yet support declaring type ${o}`,t)}}vSetVaryingScalar(e,t,s,r){let n=this.locals.get(e);n&&"vscalar"===n.kind&&n.wtype===t?n.gtype=s:(n={kind:"vscalar",index:this.em.addLocal("v128"),wtype:t,gtype:s},this.locals.set(e,n)),r(),this.vSetLocal(n.index)}vEmitArrayElement(e){switch(this.getType(e)){case"Integer":this.vCastValueToFloat(e);break;case"LiteralInteger":this.vCastLiteralToFloat(e);break;default:this.vCoerce(this.vexpr(e),"vf32")}}vAssign(e){if("Identifier"!==e.left.type)throw this.astErrorOutput(`WebAssembly backend does not yet support assignment to ${e.left.type}`,e);const t=e.left.name,s=this.locals.get(t);if(s&&"scalar"===s.kind)return this.emitAssignment(e);if(!s||"vscalar"!==s.kind)throw this.astErrorOutput(`cannot assign to "${t}"`,e);const r=s.wtype;if("="===e.operator){const t=this.getType(e.left),s=this.getType(e.right);"Integer"!==t&&"Integer"===s?(this.vCastValueToFloat(e.right),this.vCoerce("vf32",r)):"Integer"!==t&&"LiteralInteger"===s?(this.vCastLiteralToFloat(e.right),this.vCoerce("vf32",r)):"Integer"===t&&"LiteralInteger"===s?(this.vCastLiteralToInteger(e.right),this.vCoerce("vi32",r)):"Integer"!==t||"Number"!==s&&"Float"!==s?this.vCoerce(this.vexpr(e.right),r):(this.vCastValueToInteger(e.right),this.vCoerce("vi32",r))}else{const t={type:"BinaryExpression",operator:e.operator.slice(0,-1),left:e.left,right:e.right};this.vCoerce(this.vexprBinary(t),r)}this.vSetLocal(s.index)}vUpdate(e,t){if("Identifier"!==e.argument.type)throw this.astErrorOutput("update expression needs a variable",e);const s=this.locals.get(e.argument.name);if(s&&"scalar"===s.kind)return this.emitUpdate(e,t);if(!s||"vscalar"!==s.kind)throw this.astErrorOutput(`cannot update "${e.argument.name}"`,e);const r=this.em,n="vi32"===s.wtype,i=()=>n?r.v128ConstI32x4(1,1,1,1):r.v128ConstF32x4(1,1,1,1),a="++"===e.operator?n?"i32x4Add":"f32x4Add":n?"i32x4Sub":"f32x4Sub";if(t)return r.localGet(s.index),i(),r[a](),this.vSetLocal(s.index),"void";if(e.prefix)r.localGet(s.index),i(),r[a](),this.vSetLocal(s.index),r.localGet(s.index);else{const e=r.addLocal("v128");r.localGet(s.index).localSet(e),r.localGet(s.index),i(),r[a](),this.vSetLocal(s.index),r.localGet(e)}return s.wtype}vstmtIf(e){const t=this.em;if(!this.vInfo.exprVarying(e.test))return this.emitCondition(e.test),this.enterIf(),this.vstatementBody(e.consequent),e.alternate&&(t.else_(),this.vstatementBody(e.alternate)),void this.exit();const s=t.addLocal("v128");this.vexprMask(e.test),t.localSet(s);const r=t.addLocal("v128");t.localGet(this.vCur).localSet(r),t.localGet(r).localGet(s).v128And().localSet(this.vCur),t.localGet(this.vCur).v128AnyTrue(),this.enterIf(),this.vMaskDepth++,this.vstatementBody(e.consequent),this.vMaskDepth--,this.exit(),e.alternate&&(t.localGet(r).localGet(s).v128Andnot().localSet(this.vCur),t.localGet(this.vCur).v128AnyTrue(),this.enterIf(),this.vMaskDepth++,this.vstatementBody(e.alternate),this.vMaskDepth--,this.exit()),this.vRecomputeCur(r)}vstmtReturn(e){const t=this.em;if(!e.argument)return void this.vRetireOrReturn();this.pushState("skip-literal-correction");const s=this.getType(e.argument);switch(this.popState("skip-literal-correction"),this.returnType){case"Array(2)":case"Array(3)":case"Array(4)":{const s=parseInt(this.returnType.substring(6),10),r=e.argument,n=[];if("ArrayExpression"===r.type){if(r.elements.length!==s)throw this.astErrorOutput(`expected ${s} array elements to match return type ${this.returnType}`,e);for(let e=0;e<s;e++){const s=t.addLocal("v128");this.vEmitArrayElement(r.elements[e]),t.localSet(s),n.push(s)}}else{if("Identifier"!==r.type)throw this.astErrorOutput(`WebAssembly backend does not yet support returning ${this.returnType} from a ${r.type}`,e);{const i=this.locals.get(r.name);if(i&&"vvec"===i.kind&&i.n===s)for(let e=0;e<s;e++)n.push(i.indices[e]);else{if(!i||"vec"!==i.kind||i.n!==s)throw this.astErrorOutput(`"${r.name}" is not an Array(${s}) variable`,e);for(let e=0;e<s;e++){const s=t.addLocal("v128");t.localGet(i.indices[e]).f32x4Splat().localSet(s),n.push(s)}}}}return this.vStoreOutput(n),void this.vRetireOrReturn()}default:{const r=t.addLocal("v128");switch(this.returnType){case"Integer":"Float"===s||"Number"===s?this.vCastValueToInteger(e.argument):"LiteralInteger"===s?this.vCastLiteralToInteger(e.argument):this.vCoerce(this.vexpr(e.argument),"vi32"),t.f32x4ConvertI32x4S();break;case"LiteralInteger":case"Number":case"Float":"Integer"===s?this.vCastValueToFloat(e.argument):"LiteralInteger"===s?this.vCastLiteralToFloat(e.argument):this.vCoerce(this.vexpr(e.argument),"vf32");break;case"Boolean":this.vexprMask(e.argument),t.v128ConstI32x4(1,1,1,1).v128And().f32x4ConvertI32x4S();break;default:throw this.astErrorOutput(`WebAssembly backend does not yet support returning ${this.returnType}`,e)}t.localSet(r),this.vStoreOutput([r]),this.vRetireOrReturn()}}}vStoreOutput(e){const t=this.em,s=this.assembler.globals,r=this.assembler.layout.outputOffset,n=e.length;let i=-1;this.vMaskDepth>0?i=this.vCur:-1!==this.vRetMask&&(i=t.addLocal("v128"),t.localGet(this.vRetMask).v128Not().localSet(i));const a=t.addLocal("i32");if(1===n)return t.globalGet(s.dataIndex).i32Const(2).i32Shl().localSet(a),void(-1===i?t.localGet(a).localGet(e[0]).v128Store(r,2):(t.localGet(a),t.localGet(e[0]),t.localGet(a).v128Load(r,2),t.localGet(i).v128Bitselect(),t.v128Store(r,2)));t.globalGet(s.dataIndex).i32Const(n).i32Mul().i32Const(2).i32Shl().localSet(a);for(let s=0;s<4;s++)for(let o=0;o<n;o++){const u=r+4*(s*n+o);t.localGet(a),t.localGet(e[o]).f32x4ExtractLane(s),-1!==i&&(t.localGet(a).f32Load(u),t.localGet(i).i32x4ExtractLane(s),t.select()),t.f32Store(u)}}vRetireOrReturn(){const e=this.em;if(0===this.vMaskDepth)return e.return_(),void(this.vTerminated=!0);e.localGet(this.vRetMask).localGet(this.vCur).v128Or().localSet(this.vRetMask),this.vZero(),e.localSet(this.vCur),this.vTerminated=!0}vstmtBreak(e){const t=this.vLoopStack[this.vLoopStack.length-1];if(!t)throw this.astErrorOutput("break used outside of a loop",e);if(!t.varying)return this.brTo(t.breakLevel),void(this.vTerminated=!0);if(-1===t.vBrk)throw this.astErrorOutput("internal: loop exit scan missed a break",e);const s=this.em;s.localGet(t.vBrk).localGet(this.vCur).v128Or().localSet(t.vBrk),this.vZero(),s.localSet(this.vCur),this.vTerminated=!0}vstmtContinue(e){const t=this.vLoopStack[this.vLoopStack.length-1];if(!t)throw this.astErrorOutput("continue used outside of a loop",e);if(!t.varying)return this.brTo(t.continueLevel),void(this.vTerminated=!0);if(-1===t.vCnt)throw this.astErrorOutput("internal: loop exit scan missed a continue",e);const s=this.em;s.localGet(t.vCnt).localGet(this.vCur).v128Or().localSet(t.vCnt),this.vZero(),s.localSet(this.vCur),this.vTerminated=!0}vstmtFor(e){if("ForStatement"!==e.type)throw this.astErrorOutput("Invalid for statement",e);const t=this.em,s=!!e.test&&this.vInfo.exprVarying(e.test)||this.vInfo.hasVaryingExit(e.body,!1),r=this.forLoopIsSafe(e);if(e.init&&("VariableDeclaration"===e.init.type?this.vstmtVariableDeclaration(e.init):this.vstatementExpression(e.init)),!s){let s=-1;r||(s=t.addLocal("i32"),t.i32Const(0).localSet(s)),this.enterBlock();const n=this.depth;this.enterLoop();const i=this.depth;r||(t.localGet(s).i32Const(this.loopMax).i32GeS(),this.brIfTo(n)),e.test&&(this.emitCondition(e.test),t.i32Eqz(),this.brIfTo(n)),this.enterBlock();const a=this.depth;return this.vLoopStack.push({varying:!1,breakLevel:n,continueLevel:a}),e.body&&this.vstatementBody(e.body),this.vLoopStack.pop(),this.exit(),e.update&&this.vstatementExpression(e.update),r||t.localGet(s).i32Const(1).i32Add().localSet(s),this.brTo(i),this.exit(),void this.exit()}const n=t.addLocal("v128");t.localGet(this.vCur).localSet(n);const i=t.addLocal("v128");t.localGet(this.vCur).localSet(i);const a=this.vLoopBodyExits(e.body);let o=-1;a.hasBreak&&(o=t.addLocal("v128"),this.vZero(),t.localSet(o));const u=a.hasContinue?t.addLocal("v128"):-1;let l=-1;r||(l=t.addLocal("i32"),t.i32Const(0).localSet(l)),this.enterBlock();const h=this.depth;this.enterLoop();const c=this.depth;r||(t.localGet(l).i32Const(this.loopMax).i32GeS(),this.brIfTo(h)),-1===o&&-1===this.vRetMask||(t.localGet(i),-1!==o&&t.localGet(o).v128Andnot(),-1!==this.vRetMask&&t.localGet(this.vRetMask).v128Andnot(),t.localSet(i)),-1!==u&&(this.vZero(),t.localSet(u)),this.vMaskDepth++,t.localGet(i).localSet(this.vCur),e.test&&(t.localGet(i),this.vexprMask(e.test),t.v128And().localSet(i)),t.localGet(i).v128AnyTrue().i32Eqz(),this.brIfTo(h),t.localGet(i).localSet(this.vCur),this.vLoopStack.push({varying:!0,vLive:i,vBrk:o,vCnt:u,breakLevel:h,loopLevel:c}),e.body&&this.vstatementBody(e.body),this.vLoopStack.pop(),t.localGet(i),-1!==o&&t.localGet(o).v128Andnot(),-1!==this.vRetMask&&t.localGet(this.vRetMask).v128Andnot(),t.localSet(this.vCur),e.update&&this.vstatementExpression(e.update),this.vMaskDepth--,r||t.localGet(l).i32Const(1).i32Add().localSet(l),this.brTo(c),this.exit(),this.exit(),this.vRecomputeCur(n)}vstmtWhile(e){if("WhileStatement"!==e.type)throw this.astErrorOutput("Invalid while statement",e);const t=this.em,s=this.vInfo.exprVarying(e.test)||this.vInfo.hasVaryingExit(e.body,!1),r=t.addLocal("i32");if(t.i32Const(0).localSet(r),!s){this.enterBlock();const s=this.depth;this.enterLoop();const n=this.depth;t.localGet(r).i32Const(this.loopMax).i32GeS(),this.brIfTo(s),this.emitCondition(e.test),t.i32Eqz(),this.brIfTo(s),this.enterBlock();const i=this.depth;return this.vLoopStack.push({varying:!1,breakLevel:s,continueLevel:i}),this.vstatementBody(e.body),this.vLoopStack.pop(),this.exit(),t.localGet(r).i32Const(1).i32Add().localSet(r),this.brTo(n),this.exit(),void this.exit()}const n=t.addLocal("v128");t.localGet(this.vCur).localSet(n);const i=t.addLocal("v128");t.localGet(this.vCur).localSet(i);const a=this.vLoopBodyExits(e.body);let o=-1;a.hasBreak&&(o=t.addLocal("v128"),this.vZero(),t.localSet(o));const u=a.hasContinue?t.addLocal("v128"):-1;this.enterBlock();const l=this.depth;this.enterLoop();const h=this.depth;t.localGet(r).i32Const(this.loopMax).i32GeS(),this.brIfTo(l),-1===o&&-1===this.vRetMask||(t.localGet(i),-1!==o&&t.localGet(o).v128Andnot(),-1!==this.vRetMask&&t.localGet(this.vRetMask).v128Andnot(),t.localSet(i)),-1!==u&&(this.vZero(),t.localSet(u)),this.vMaskDepth++,t.localGet(i).localSet(this.vCur),t.localGet(i),this.vexprMask(e.test),t.v128And().localSet(i),t.localGet(i).v128AnyTrue().i32Eqz(),this.brIfTo(l),t.localGet(i).localSet(this.vCur),this.vLoopStack.push({varying:!0,vLive:i,vBrk:o,vCnt:u,breakLevel:l,loopLevel:h}),this.vstatementBody(e.body),this.vLoopStack.pop(),this.vMaskDepth--,t.localGet(r).i32Const(1).i32Add().localSet(r),this.brTo(h),this.exit(),this.exit(),this.vRecomputeCur(n)}vstmtDoWhile(e){if("DoWhileStatement"!==e.type)throw this.astErrorOutput("Invalid while statement",e);const t=this.em,s=this.vInfo.exprVarying(e.test)||this.vInfo.hasVaryingExit(e.body,!1),r=t.addLocal("i32");if(t.i32Const(0).localSet(r),!s){this.enterBlock();const s=this.depth;this.enterLoop();const n=this.depth;t.localGet(r).i32Const(this.loopMax).i32GeS(),this.brIfTo(s),this.enterBlock();const i=this.depth;return this.vLoopStack.push({varying:!1,breakLevel:s,continueLevel:i}),this.vstatementBody(e.body),this.vLoopStack.pop(),this.exit(),t.localGet(r).i32Const(1).i32Add().localSet(r),this.emitCondition(e.test),this.brIfTo(n),this.exit(),void this.exit()}const n=t.addLocal("v128");t.localGet(this.vCur).localSet(n);const i=t.addLocal("v128");t.localGet(this.vCur).localSet(i);const a=this.vLoopBodyExits(e.body);let o=-1;a.hasBreak&&(o=t.addLocal("v128"),this.vZero(),t.localSet(o));const u=a.hasContinue?t.addLocal("v128"):-1;this.enterBlock();const l=this.depth;this.enterLoop();const h=this.depth;t.localGet(r).i32Const(this.loopMax).i32GeS(),this.brIfTo(l),-1===o&&-1===this.vRetMask||(t.localGet(i),-1!==o&&t.localGet(o).v128Andnot(),-1!==this.vRetMask&&t.localGet(this.vRetMask).v128Andnot(),t.localSet(i)),-1!==u&&(this.vZero(),t.localSet(u)),this.vMaskDepth++,t.localGet(i).localSet(this.vCur),this.vLoopStack.push({varying:!0,vLive:i,vBrk:o,vCnt:u,breakLevel:l,loopLevel:h}),this.vstatementBody(e.body),this.vLoopStack.pop(),-1===o&&-1===this.vRetMask||(t.localGet(i),-1!==o&&t.localGet(o).v128Andnot(),-1!==this.vRetMask&&t.localGet(this.vRetMask).v128Andnot(),t.localSet(i)),t.localGet(i).localSet(this.vCur),t.localGet(i),this.vexprMask(e.test),t.v128And().localSet(i),this.vMaskDepth--,t.localGet(r).i32Const(1).i32Add().localSet(r),t.localGet(i).v128AnyTrue(),this.brIfTo(h),this.exit(),this.exit(),this.vRecomputeCur(n)}vstmtSwitch(e){if("SwitchStatement"!==e.type)throw this.astErrorOutput("Invalid switch statement",e);const{discriminant:t,cases:s}=e,r=this.em,n=this.vInfo.exprVarying(t)||s.some(e=>e.test&&this.vInfo.exprVarying(e.test)),i=this.getType(t);if(!n){let n,a;switch(i){case"Float":case"Number":a=!1,n=r.addLocal("f32"),this.coerce(this.expression(t),"f32"),r.localSet(n);break;case"Integer":a=!0,n=r.addLocal("i32"),this.coerce(this.expression(t),"i32"),r.localSet(n);break;default:throw this.astErrorOutput(`Unhandled switch discriminant type "${i}"`,e)}if(1===s.length&&!s[0].test)return void this.vEmitSwitchConsequent(s[0].consequent);const{groups:o,defaultConsequent:u}=this.collectSwitchGroups(s),l=e=>{if(e===o.length)return void(u&&this.vEmitSwitchConsequent(u));const{tests:t,consequent:s}=o[e];for(let e=0;e<t.length;e++)r.localGet(n),this.emitSwitchTest(t[e],a),a?r.i32Eq():r.f32Eq(),e>0&&r.i32Or();this.enterIf(),this.vEmitSwitchConsequent(s),(e+1<o.length||u)&&(r.else_(),l(e+1)),this.exit()};return void l(0)}let a,o;switch(i){case"Float":case"Number":o=!1,a=r.addLocal("v128"),this.vCoerce(this.vexpr(t),"vf32"),r.localSet(a);break;case"Integer":o=!0,a=r.addLocal("v128"),this.vCoerce(this.vexpr(t),"vi32"),r.localSet(a);break;default:throw this.astErrorOutput(`Unhandled switch discriminant type "${i}"`,e)}if(1===s.length&&!s[0].test)return void this.vEmitSwitchConsequent(s[0].consequent);const{groups:u,defaultConsequent:l}=this.collectSwitchGroups(s),h=r.addLocal("v128");r.localGet(this.vCur).localSet(h);const c=r.addLocal("v128");this.vZero(),r.localSet(c);const p=r.addLocal("v128");this.vMaskDepth++;for(let e=0;e<u.length;e++){const{tests:t,consequent:s}=u[e];for(let e=0;e<t.length;e++)r.localGet(a),this.vEmitSwitchTest(t[e],o),o?r.i32x4Eq():r.f32x4Eq(),e>0&&r.v128Or();r.localSet(p),this.vRecomputeCur(h),r.localGet(this.vCur).localGet(p).v128And().localGet(c).v128Andnot().localSet(this.vCur),r.localGet(c).localGet(p).v128Or().localSet(c),r.localGet(this.vCur).v128AnyTrue(),this.enterIf(),this.vEmitSwitchConsequent(s),this.exit()}l&&(this.vRecomputeCur(h),r.localGet(this.vCur).localGet(c).v128Andnot().localSet(this.vCur),r.localGet(this.vCur).v128AnyTrue(),this.enterIf(),this.vEmitSwitchConsequent(l),this.exit()),this.vMaskDepth--,this.vRecomputeCur(h)}vEmitSwitchTest(e,t){const s=this.getType(e);t?"Number"===s||"Float"===s?this.vCastValueToInteger(e):"LiteralInteger"===s?this.vCastLiteralToInteger(e):this.vCoerce(this.vexpr(e),"vi32"):"LiteralInteger"===s?this.vCastLiteralToFloat(e):"Integer"===s?this.vCastValueToFloat(e):this.vCoerce(this.vexpr(e),"vf32")}vEmitSwitchConsequent(e){const t=this.collectSwitchCaseStatements(e),s=this.vTerminated;this.vTerminated=!1;for(let e=0;e<t.length&&(this.vstatement(t[e]),!this.vTerminated);e++);this.vTerminated=s}vexpr(e){if(!this.vInfo.exprVarying(e))return this.expression(e);switch(e.type){case"Identifier":return this.vexprIdentifier(e);case"BinaryExpression":return this.vexprBinary(e);case"LogicalExpression":return this.vexprLogical(e);case"UnaryExpression":return this.vexprUnary(e);case"UpdateExpression":return this.vUpdate(e,!1);case"ConditionalExpression":return this.vexprConditional(e);case"CallExpression":return this.vexprCall(e);case"MemberExpression":return this.vexprMember(e);case"SequenceExpression":if(1===e.expressions.length)return this.vexpr(e.expressions[0]);throw this.astErrorOutput("WebAssembly backend does not yet support the comma operator",e);case"AssignmentExpression":throw this.astErrorOutput("WebAssembly backend does not yet support assignment used as an expression",e);default:throw this.astErrorOutput(`Unknown expression type ${e.type}`,e)}}vexprIdentifier(e){const t=this.locals.get(e.name);if(!t)throw this.astErrorOutput(`Unhandled varying identifier "${e.name}"`,e);if("vvec"===t.kind)throw this.astErrorOutput(`array-valued variable "${e.name}" can only be indexed or returned`,e);if("vscalar"!==t.kind)throw this.astErrorOutput(`internal: varying read of uniform local "${e.name}"`,e);return this.em.localGet(t.index),t.wtype}vexprBinary(e){const t=e.operator,s=this.em;if("**"===t){const t=s.addLocal("v128"),r=s.addLocal("v128");return this.vEmitByType(e.left,"vf32"),s.localSet(t),this.vEmitByType(e.right,"vf32"),s.localSet(r),this.usedMathImports.add("pow"),this.vLaneCall2("math_pow",t,r),"vf32"}if(f[t])return b[t]?this.vexprShift(e):(this.vEmitAsIntegerOperand(e.left),this.vEmitAsIntegerOperand(e.right),s[{"&":"v128And","|":"v128Or","^":"v128Xor"}[t]](),"vi32");if("/"===t||"%"===t){if("/"===t)return this.vEmitByType(e.left,"vf32"),this.vEmitByType(e.right,"vf32"),s.f32x4Div(),"vf32";const r=s.addLocal("v128"),n=s.addLocal("v128");return this.vEmitByType(e.left,"vf32"),s.localSet(r),this.vEmitByType(e.right,"vf32"),s.localSet(n),s.localGet(r).localGet(r).localGet(n).f32x4Div().f32x4Trunc().localGet(n).f32x4Mul().f32x4Sub(),"vf32"}const r=(this.getType(e.left)||"Number")+" & "+(this.getType(e.right)||"Number");let n;switch(r){case"Integer & Integer":this.pushState("building-integer"),this.vCoerce(this.vexpr(e.left),"vi32"),this.vCoerce(this.vexpr(e.right),"vi32"),this.popState("building-integer"),n="vi32";break;case"Number & Float":case"Float & Number":case"Float & Float":case"Number & Number":this.pushState("building-float"),this.vCoerce(this.vexpr(e.left),"vf32"),this.vCoerce(this.vexpr(e.right),"vf32"),this.popState("building-float"),n="vf32";break;case"LiteralInteger & LiteralInteger":this.isState("casting-to-integer")||this.isState("building-integer")?(this.pushState("building-integer"),this.vCoerce(this.vexpr(e.left),"vi32"),this.vCoerce(this.vexpr(e.right),"vi32"),this.popState("building-integer"),n="vi32"):(this.pushState("building-float"),this.vCastLiteralToFloat(e.left),this.vCastLiteralToFloat(e.right),this.popState("building-float"),n="vf32");break;case"Integer & Float":case"Integer & Number":this.pushState("building-float"),this.vCastValueToFloat(e.left),this.vCoerce(this.vexpr(e.right),"vf32"),this.popState("building-float"),n="vf32";break;case"Integer & LiteralInteger":this.pushState("building-integer"),this.vCoerce(this.vexpr(e.left),"vi32"),this.vCastLiteralToInteger(e.right),this.popState("building-integer"),n="vi32";break;case"Number & Integer":case"Float & Integer":this.pushState("building-float"),this.vCoerce(this.vexpr(e.left),"vf32"),this.vCastValueToFloat(e.right),this.popState("building-float"),n="vf32";break;case"Float & LiteralInteger":case"Number & LiteralInteger":this.pushState("building-float"),this.vCoerce(this.vexpr(e.left),"vf32"),this.vCastLiteralToFloat(e.right),this.popState("building-float"),n="vf32";break;case"LiteralInteger & Float":case"LiteralInteger & Number":this.isState("casting-to-integer")?(this.pushState("building-integer"),this.vCastLiteralToInteger(e.left),this.vCastValueToInteger(e.right),this.popState("building-integer"),n="vi32"):(this.pushState("building-float"),this.vCastLiteralToFloat(e.left),this.pushState("casting-to-float"),this.vCoerce(this.vexpr(e.right),"vf32"),this.popState("casting-to-float"),this.popState("building-float"),n="vf32");break;case"LiteralInteger & Integer":this.pushState("building-integer"),this.vCastLiteralToInteger(e.left),this.vCoerce(this.vexpr(e.right),"vi32"),this.popState("building-integer"),n="vi32";break;case"Boolean & Boolean":this.vCoerce(this.vexpr(e.left),"vi32"),this.vCoerce(this.vexpr(e.right),"vi32"),n="vi32";break;default:throw this.astErrorOutput(`Unhandled binary expression between ${r}`,e)}const i="vi32"===n?x[t]:y[t];if(i)return s[i](),"vbool";const a="vi32"===n?g[t]:m[t];if(!a)throw this.astErrorOutput(`Unhandled operator ${t}`,e);return s[a](),n}vexprShift(e){const t=this.em;if(this.vEmitAsIntegerOperand(e.left),!this.vInfo.exprVarying(e.right))return this.emitAsIntegerOperand(e.right),t[b[e.operator]](),"vi32";const s=t.addLocal("v128"),r=t.addLocal("v128");t.localSet(s),this.vEmitAsIntegerOperand(e.right),t.localSet(r);const n=f[e.operator];for(let e=0;e<4;e++)t.localGet(s).i32x4ExtractLane(e),t.localGet(r).i32x4ExtractLane(e),t[n](),0===e?t.i32x4Splat():t.i32x4ReplaceLane(e);return"vi32"}vEmitAsIntegerOperand(e){switch(this.getType(e)){case"Number":case"Float":this.vCastValueToInteger(e);break;case"LiteralInteger":this.vCastLiteralToInteger(e);break;default:{this.pushState("building-integer");const t=this.vexpr(e);this.popState("building-integer"),this.vCoerce(t,"vi32")}}}vexprLogical(e){const t=this.em,s=t.addLocal("v128");this.vexprMask(e.left),t.localSet(s);const r=t.addLocal("v128");if(t.localGet(this.vCur).localSet(r),t.localGet(this.vCur).localGet(s),"&&"===e.operator)t.v128And();else{if("||"!==e.operator)throw this.astErrorOutput(`Unhandled logical operator ${e.operator}`,e);t.v128Andnot()}return t.localSet(this.vCur),this.vMaskDepth++,this.vexprMask(e.right),this.vMaskDepth--,t.localGet(r).localSet(this.vCur),t.localGet(s),"&&"===e.operator?t.v128And():t.v128Or(),"vbool"}vexprUnary(e){const t=this.em;switch(e.operator){case"~":return this.vEmitAsIntegerOperand(e.argument),t.v128ConstI32x4(-1,-1,-1,-1).v128Xor(),"vi32";case"!":return this.vexprMask(e.argument),t.v128Not(),"vbool";case"+":return this.vexpr(e.argument);case"-":{const s=this.getType(e.argument);return"Integer"===s||"LiteralInteger"===s&&(this.isState("casting-to-integer")||this.isState("building-integer"))?(this.vZero(),this.vEmitByType(e.argument,"vi32"),t.i32x4Sub(),"vi32"):(this.vEmitByType(e.argument,"vf32"),t.f32x4Neg(),"vf32")}default:throw this.astErrorOutput(`Unhandled unary operator ${e.operator}`,e)}}vexprConditional(e){const t=this.em,s=this.getType(e.consequent),r=this.getType(e.alternate);if(null===s&&null===r)return this.vTernaryStatement(e),"void";let n="LiteralInteger"===s?"Number":s;"Integer"!==n||"Number"!==r&&"Float"!==r||(n="Number");const i=t=>{const s=this.getType(t);switch(n){case"Number":case"Float":"Integer"===s?this.vCastValueToFloat(t):"LiteralInteger"===s?this.vCastLiteralToFloat(t):this.vCoerce(this.vexpr(t),"vf32");break;case"Integer":"Number"===s||"Float"===s?this.vCastValueToInteger(t):"LiteralInteger"===s?this.vCastLiteralToInteger(t):this.vCoerce(this.vexpr(t),"vi32");break;case"Boolean":this.vexprMask(t);break;default:throw this.astErrorOutput(`WebAssembly backend does not yet support a ternary of type ${n}`,e)}},a="Integer"===n?"vi32":"Boolean"===n?"vbool":"vf32";if(!this.vInfo.exprVarying(e.test))return this.emitCondition(e.test),this.enterIf("v128"),i(e.consequent),t.else_(),i(e.alternate),this.exit(),a;const o=t.addLocal("v128");this.vexprMask(e.test),t.localSet(o);const u=t.addLocal("v128");t.localGet(this.vCur).localSet(u);const l=t.addLocal("v128"),h=t.addLocal("v128");return t.localGet(u).localGet(o).v128And().localSet(this.vCur),this.vMaskDepth++,i(e.consequent),t.localSet(l),t.localGet(u).localGet(o).v128Andnot().localSet(this.vCur),i(e.alternate),t.localSet(h),this.vMaskDepth--,t.localGet(u).localSet(this.vCur),t.localGet(l).localGet(h).localGet(o).v128Bitselect(),a}vTernaryStatement(e){const t=this.em;if(!this.vInfo.exprVarying(e.test))return this.emitCondition(e.test),this.enterIf(),this.vstatementExpression(e.consequent),t.else_(),this.vstatementExpression(e.alternate),void this.exit();const s=t.addLocal("v128");this.vexprMask(e.test),t.localSet(s);const r=t.addLocal("v128");t.localGet(this.vCur).localSet(r),t.localGet(r).localGet(s).v128And().localSet(this.vCur),this.vMaskDepth++,this.vstatementExpression(e.consequent),t.localGet(r).localGet(s).v128Andnot().localSet(this.vCur),this.vstatementExpression(e.alternate),this.vMaskDepth--,t.localGet(r).localSet(this.vCur)}vexprCall(e){if(!e.callee)throw this.astErrorOutput("Unknown CallExpression",e);if("MemberExpression"===e.callee.type&&"this.color"===this.getVariableSignature(e.callee,!0))throw this.astErrorOutput("WebAssembly backend does not yet support graphical mode (this.color)",e);let t=null;const s=this.isAstMathFunction(e);if(t=s||e.callee.object&&"ThisExpression"===e.callee.object.type?e.callee.property.name:"SequenceExpression"!==e.callee.type||"Literal"!==e.callee.expressions[0].type||isNaN(e.callee.expressions[0].raw)?e.callee.name:e.callee.expressions[1].property.name,!t)throw this.astErrorOutput("Unhandled function, couldn't find name",e);return s?this.vMathCall(t,e):this.vUserCall(t,e)}vUserCall(e,t){const s=this.em,r=this.assembler.helperInfo||{readsThread:!1,usesRandom:!1},n=this.assembler.globals,i=this.getType(t),a=this.lookupFunctionArgumentTypes(e)||[],o=[];for(let r=0;r<t.arguments.length;++r){const n=t.arguments[r];let i=a[r];const u=this.getType(n);let l;switch(i||(this.triggerImplyArgumentType(e,r,u,this),i=u),u){case"Boolean":this.vCoerce(this.vexpr(n),"vi32"),l="vi32";break;case"Number":case"Float":"Integer"===i?(this.vCastValueToInteger(n),l="vi32"):(this.vCoerce(this.vexpr(n),"vf32"),l="vf32");break;case"Integer":"Number"===i||"Float"===i?(this.vCastValueToFloat(n),l="vf32"):(this.vCoerce(this.vexpr(n),"vi32"),l="vi32");break;case"LiteralInteger":"Integer"===i?(this.vCastLiteralToInteger(n),l="vi32"):(this.vCastLiteralToFloat(n),l="vf32");break;default:throw this.astErrorOutput("WebAssembly backend does not yet support array arguments to helper functions",t)}const h=s.addLocal("v128");s.localSet(h),o.push({index:h,wtype:l})}const u=null==i?"void":"Integer"===i||"Boolean"===i?"i32":"f32",l="void"===u?-1:s.addLocal(u),h="void"===u?-1:s.addLocal("v128");let c=-1;r.usesRandom&&(c=s.addLocal("v128"),s.globalGet(n.pcgStateV).localSet(c));for(let t=0;t<4;t++){r.readsThread&&(s.localGet(this._vBaseX),t>0&&s.i32Const(t).i32Add(),s.globalSet(n.threadX)),r.usesRandom&&s.localGet(c).i32x4ExtractLane(t).globalSet(n.pcgState);for(const e of o)s.localGet(e.index),"vi32"===e.wtype?s.i32x4ExtractLane(t):s.f32x4ExtractLane(t);s.call(this.mangleFunctionName(e)),"void"!==u&&s.localSet(l),r.usesRandom&&s.localGet(c).globalGet(n.pcgState).i32x4ReplaceLane(t).localSet(c),"void"!==u&&(0===t?(s.localGet(l),"i32"===u?s.i32x4Splat():s.f32x4Splat(),s.localSet(h)):(s.localGet(h).localGet(l),"i32"===u?s.i32x4ReplaceLane(t):s.f32x4ReplaceLane(t),s.localSet(h)))}return r.readsThread&&s.localGet(this._vBaseX).globalSet(n.threadX),r.usesRandom&&(s.localGet(c).globalGet(n.pcgStateV),this.vMaskDepth>0?s.localGet(this.vCur):s.v128ConstI32x4(-1,-1,-1,-1),s.v128Bitselect().globalSet(n.pcgStateV)),"void"===u?"void":(s.localGet(h),"i32"===u?"vi32":"vf32")}vMathCall(e,t){const s=this.em;if("random"===e)return this.usesRandom=!0,this.vMaskDepth>0?s.localGet(this.vCur):s.v128ConstI32x4(-1,-1,-1,-1),s.call("pcg_random_v"),"vf32";const r=e=>{switch(this.getType(e)){case"Integer":this.vCastValueToFloat(e);break;case"LiteralInteger":this.vCastLiteralToFloat(e);break;default:this.vCoerce(this.vexpr(e),"vf32")}},n=v[e];if(n)return r(t.arguments[0]),s[n](),"vf32";switch(e){case"round":return r(t.arguments[0]),s.v128ConstF32x4(.5,.5,.5,.5).f32x4Add().f32x4Floor(),"vf32";case"fround":return r(t.arguments[0]),"vf32";case"min":case"max":{const n="min"===e?"f32x4Min":"f32x4Max";r(t.arguments[0]);for(let e=1;e<t.arguments.length;e++)r(t.arguments[e]),s[n]();return"vf32"}case"imul":return r(t.arguments[0]),s.i32x4TruncSatF32x4S(),r(t.arguments[1]),s.i32x4TruncSatF32x4S(),s.i32x4Mul().f32x4ConvertI32x4S(),"vf32";case"clz32":{r(t.arguments[0]),s.i32x4TruncSatF32x4U();const e=s.addLocal("v128");s.localSet(e),s.localGet(e).i32x4ExtractLane(0).i32Clz().i32x4Splat();for(let t=1;t<4;t++)s.localGet(e).i32x4ExtractLane(t).i32Clz().i32x4ReplaceLane(t);return s.f32x4ConvertI32x4S(),"vf32"}default:{const n=o[e];if(!n)throw this.astErrorOutput(`WebAssembly backend does not yet support Math.${e}`,t);if(this.usedMathImports.add(e),1===n){r(t.arguments[0]);const n=s.addLocal("v128");s.localSet(n),this.vLaneCall1("math_"+e,n)}else{const n=s.addLocal("v128"),i=s.addLocal("v128");r(t.arguments[0]),s.localSet(n),r(t.arguments[1]),s.localSet(i),this.vLaneCall2("math_"+e,n,i)}return"vf32"}}}vLaneCall1(e,t){const s=this.em;s.localGet(t).f32x4ExtractLane(0).call(e).f32x4Splat();for(let r=1;r<4;r++)s.localGet(t).f32x4ExtractLane(r).call(e).f32x4ReplaceLane(r)}vLaneCall2(e,t,s){const r=this.em;r.localGet(t).f32x4ExtractLane(0).localGet(s).f32x4ExtractLane(0).call(e).f32x4Splat();for(let n=1;n<4;n++)r.localGet(t).f32x4ExtractLane(n).localGet(s).f32x4ExtractLane(n).call(e).f32x4ReplaceLane(n)}vexprMember(e){const t=this.getMemberExpressionDetails(e);if(!t)throw this.astErrorOutput("Unexpected expression",e);const{signature:s,name:r,property:n,xProperty:i,yProperty:a,zProperty:o}=t,u=this.em;switch(s){case"value.thread.value":case"this.thread.value":if("x"!==r)throw this.astErrorOutput(`internal: thread.${r} is uniform along the lane axis`,e);return this.readsThread=!0,u.globalGet(this.assembler.globals.threadX).i32x4Splat(),u.v128ConstI32x4(0,1,2,3).i32x4Add(),"vi32";case"value.value":{const t={r:0,g:1,b:2,a:3}[n];if(void 0!==t){const e=this.locals.get(r);if(e&&"vvec"===e.kind&&t<e.n)return u.localGet(e.indices[t]),"vf32"}throw this.astErrorOutput("Unexpected expression",e)}case"value[]":case"value[][]":case"value[][][]":case"value[][][][]":{const t=this.locals.get(r);if(t&&("vec"===t.kind||"vvec"===t.kind)){if("value[]"!==s)throw this.astErrorOutput("Unexpected expression",e);return this.vVecIndex(t,i)}return this.vGather("arrays",r,i,a,o,e)}case"this.constants.value[]":case"this.constants.value[][]":case"this.constants.value[][][]":case"this.constants.value[][][][]":return this.vGather("constantArrays",r,i,a,o,e);case"fn()[]":throw this.astErrorOutput("WebAssembly backend does not yet support indexing a function call result",e);default:throw this.astErrorOutput(`WebAssembly backend does not yet support expression signature "${s}"`,e)}}vVecIndex(e,t){const s=this.em,r=t=>{s.localGet(e.indices[t]),"vec"===e.kind&&s.f32x4Splat()};if("Literal"===t.type&&Number.isInteger(t.value)){if(t.value<0||t.value>=e.n)throw this.astErrorOutput(`index ${t.value} out of range for Array(${e.n})`,t);return r(t.value),"vf32"}const n=s.addLocal("v128");this.vEmitIndex(t),s.localSet(n);const i=s.addLocal("v128");r(0),s.localSet(i);for(let t=1;t<e.n;t++)r(t),s.localGet(i),s.localGet(n).v128ConstI32x4(t,t,t,t).i32x4Eq(),s.v128Bitselect(),s.localSet(i);return s.localGet(i),"vf32"}vEmitIndex(e){if(!e)throw new Error("Property not set");switch(this.getType(e)){case"Number":case"Float":return void this.vCastValueToInteger(e);case"LiteralInteger":return void this.vCastLiteralToInteger(e);case"Integer":{this.pushState("building-integer");const t=this.vexpr(e);return this.popState("building-integer"),void this.vCoerce(t,"vi32")}default:this.vCoerce(this.vexpr(e),"vi32")}}vGather(e,t,s,r,n,i){const a=this.em,o=this.assembler.layout[e][t];if(!o)throw this.astErrorOutput(`no memory layout for "${t}" \u2014 arrays are only readable as kernel arguments or constants`,i);if(this.vEmitIndex(s),r){this.vEmitIndex(r);const e=o.dims[0];a.v128ConstI32x4(e,e,e,e).i32x4Mul().i32x4Add()}if(n){this.vEmitIndex(n);const e=o.dims[0]*o.dims[1];a.v128ConstI32x4(e,e,e,e).i32x4Mul().i32x4Add()}this.vZero(),a.i32x4MaxS();const u=o.flatLength-1;a.v128ConstI32x4(u,u,u,u).i32x4MinS();const l=a.addLocal("v128");a.localSet(l),a.localGet(l).i32x4ExtractLane(0).i32Const(2).i32Shl().f32Load(o.offset).f32x4Splat();for(let e=1;e<4;e++)a.localGet(l).i32x4ExtractLane(e).i32Const(2).i32Shl().f32Load(o.offset).f32x4ReplaceLane(e);return"vf32"}isThreadDependent(e){if(!e||"object"!=typeof e)return!1;if(Array.isArray(e))return e.some(e=>this.isThreadDependent(e));switch(e.type){case"MemberExpression":{const t=this.getVariableSignature(e);if("this.thread.value"===t||"value.thread.value"===t)return"x"===e.property.name;break}case"CallExpression":if(this.isAstMathFunction(e)){if("random"===e.callee.property.name)return!0;break}return!0;case"Identifier":return!!this.taintedLocals&&this.taintedLocals.has(e.name);case"ThisExpression":return!1}for(const t in e){if("loc"===t||"start"===t||"end"===t||"parent"===t)continue;const s=e[t];if(s&&"object"==typeof s&&this.isThreadDependent(s))return!0}return!1}recordUniformity(e,t){this._analysisPass&&this.uniformity.push({kind:e,threadDependent:!t||this.isThreadDependent(t)})}}}}),ut=e((e,t)=>{let s=null;try{s=d()}catch(e){}const r="function"==typeof Worker;const n="\nvar entries = {};\nvar pipelines = {};\nfunction handleMessage(message, post) {\n  if (message.type === 'setup') {\n    var imports = { env: { memory: message.memory } };\n    for (var i = 0; i < message.mathImports.length; i++) {\n      imports.env['math_' + message.mathImports[i]] = Math[message.mathImports[i]];\n    }\n    var instance = new WebAssembly.Instance(message.module, imports);\n    entries[message.id] = {\n      run: instance.exports.run,\n      runSimd: instance.exports.run_simd || null,\n      sizeX: message.sizeX\n    };\n    post({ type: 'ready', id: message.id });\n  } else if (message.type === 'pipelineSetup') {\n    var instances = [];\n    for (var i = 0; i < message.modules.length; i++) {\n      var imports = { env: { memory: message.memory } };\n      var math = message.moduleMathImports[i];\n      for (var j = 0; j < math.length; j++) {\n        imports.env['math_' + math[j]] = Math[math[j]];\n      }\n      instances.push(new WebAssembly.Instance(message.modules[i], imports));\n    }\n    var steps = [];\n    for (var i = 0; i < message.steps.length; i++) {\n      var exported = instances[message.steps[i].module].exports;\n      steps.push({\n        run: exported.run,\n        runSimd: exported.run_simd || null,\n        sizeX: message.steps[i].sizeX\n      });\n    }\n    pipelines[message.id] = {\n      steps: steps,\n      i32: new Int32Array(message.memory.buffer),\n      countIndex: message.countIndex,\n      genIndex: message.genIndex,\n      abortIndex: message.abortIndex\n    };\n    post({ type: 'ready', id: message.id });\n  } else if (message.type === 'release') {\n    delete entries[message.id];\n    delete pipelines[message.id];\n  } else if (message.type === 'run') {\n    var entry = entries[message.id];\n    var start = message.start;\n    var end = message.end;\n    var seed = message.seed;\n    if (entry.runSimd && (entry.sizeX & 3) === 0 && (start & 3) === 0) {\n      var quadEnd = end - ((end - start) & 3);\n      if (quadEnd > start) entry.runSimd(start, quadEnd, seed);\n      if (quadEnd < end) entry.run(quadEnd, end, seed);\n    } else {\n      entry.run(start, end, seed);\n    }\n    post({ type: 'done', taskId: message.taskId });\n  } else if (message.type === 'pipelineRun') {\n    var pipeline = pipelines[message.id];\n    var i32 = pipeline.i32;\n    var gen = message.baseGen;\n    var aborted = false;\n    for (var s = 0; s < pipeline.steps.length && !aborted; s++) {\n      if (Atomics.load(i32, pipeline.abortIndex)) {\n        aborted = true;\n        break;\n      }\n      var step = pipeline.steps[s];\n      var start = message.ranges[s * 2];\n      var end = message.ranges[s * 2 + 1];\n      var seed = message.seeds[s];\n      if (end > start) {\n        if (step.runSimd && (step.sizeX & 3) === 0 && (start & 3) === 0) {\n          var quadEnd = end - ((end - start) & 3);\n          if (quadEnd > start) step.runSimd(start, quadEnd, seed);\n          if (quadEnd < end) step.run(quadEnd, end, seed);\n        } else {\n          step.run(start, end, seed);\n        }\n      }\n      gen++;\n      if (Atomics.add(i32, pipeline.countIndex, 1) + 1 === message.workerCount) {\n        Atomics.store(i32, pipeline.countIndex, 0);\n        Atomics.store(i32, pipeline.genIndex, gen);\n        Atomics.notify(i32, pipeline.genIndex);\n      } else {\n        for (;;) {\n          if (Atomics.load(i32, pipeline.genIndex) >= gen) break;\n          if (Atomics.load(i32, pipeline.abortIndex)) {\n            aborted = true;\n            break;\n          }\n          Atomics.wait(i32, pipeline.genIndex, gen - 1, 100);\n        }\n      }\n    }\n    post({ type: 'done', taskId: message.taskId, aborted: aborted });\n  }\n}\nif (typeof self !== 'undefined' && typeof postMessage === 'function') {\n  self.onmessage = function(event) {\n    handleMessage(event.data, function(message) { postMessage(message); });\n  };\n} else {\n  var parentPort = require('worker_threads').parentPort;\n  parentPort.on('message', function(message) {\n    handleMessage(message, function(reply) { parentPort.postMessage(reply); });\n  });\n}\n";t.exports={WebAssemblyWorkerPool:class{constructor(e){this.size=e||function(){if("undefined"!=typeof navigator&&navigator.hardwareConcurrency)return navigator.hardwareConcurrency;if(s&&"function"==typeof s.cpus){const e=s.cpus().length;if(e)return e}return 4}(),this.workers=[],this.destroyed=!1,this.dispatchCount=0,this.lastDispatch=null,this._taskId=0}get liveWorkerCount(){let e=0;for(const t of this.workers)t.dead||e++;return e}_spawn(){const e={handle:null,dead:!1,state:{setup:new Set,settingUp:new Map,pending:new Map},fail:null,die:null},t=e.state;e.fail=e=>{for(const s of t.settingUp.values())s.reject(e);t.settingUp.clear();for(const s of t.pending.values())s.reject(e);t.pending.clear()},e.die=t=>{if(!e.dead&&(e.dead=!0,e.fail(t),e.handle&&"function"==typeof e.handle.terminate))try{e.handle.terminate()}catch(e){}};const s=s=>{if("ready"===s.type){const r=t.settingUp.get(s.id);r&&(t.settingUp.delete(s.id),t.setup.add(s.id),this._updateRef(e),r.resolve())}else if("done"===s.type){const r=t.pending.get(s.taskId);r&&(t.pending.delete(s.taskId),this._updateRef(e),r.resolve())}};let i;if(r){const t=URL.createObjectURL(new Blob([n],{type:"text/javascript"}));i=new Worker(t),URL.revokeObjectURL(t),i.onmessage=e=>s(e.data),i.onerror=t=>e.die(new Error(t.message||"WebAssembly worker error"))}else{const{Worker:t}=d();i=new t(n,{eval:!0}),i.on("message",s),i.on("error",t=>e.die(t)),i.on("exit",t=>{e.die(new Error(`WebAssembly worker exited with code ${t}`))}),i.unref()}return e.handle=i,e}_worker(e){for(;this.workers.length<=e;)this.workers.push(this._spawn());return this.workers[e].dead&&(this.workers[e]=this._spawn()),this.workers[e]}_updateRef(e){!e.dead&&e.handle&&"function"==typeof e.handle.ref&&(e.state.settingUp.size+e.state.pending.size>0?e.handle.ref():e.handle.unref())}_ensureSetup(e,t){if(e.state.setup.has(t.id))return Promise.resolve();let s=e.state.settingUp.get(t.id);return s||(s={},s.promise=new Promise((e,t)=>{s.resolve=e,s.reject=t}),e.state.settingUp.set(t.id,s),this._updateRef(e),e.handle.postMessage(t.pipeline?{type:"pipelineSetup",id:t.id,memory:t.memory,modules:t.modules,moduleMathImports:t.moduleMathImports,steps:t.steps,countIndex:t.countIndex,genIndex:t.genIndex,abortIndex:t.abortIndex}:{type:"setup",id:t.id,module:t.module,memory:t.memory,mathImports:t.mathImports,sizeX:t.sizeX})),s.promise}dispatch(e,t){if(this.destroyed)return Promise.reject(new Error("WebAssembly worker pool has been destroyed"));this.dispatchCount++,this.lastDispatch={workerCount:t.length,ranges:t.map(e=>[e.start,e.end])};const s=t.map((t,s)=>{const r=this._worker(s);return this._ensureSetup(r,e).then(()=>new Promise((s,n)=>{if(r.dead)return void n(new Error("WebAssembly worker died before the task could run"));const i=++this._taskId;r.state.pending.set(i,{resolve:s,reject:n}),this._updateRef(r),r.handle.postMessage({type:"run",id:e.id,taskId:i,start:t.start,end:t.end,seed:t.seed})}))});return Promise.all(s).then(()=>{})}dispatchPipeline(e,t){if(this.destroyed)return Promise.reject(new Error("WebAssembly worker pool has been destroyed"));this.dispatchCount++,this.lastDispatch={workerCount:e.workerCount,ranges:e.workerRanges.map(e=>e.slice())};const s=[];for(let r=0;r<e.workerCount;r++){const n=this._worker(r);s.push(this._ensureSetup(n,e).then(()=>new Promise((s,i)=>{if(n.dead)return void i(new Error("WebAssembly worker died before the task could run"));const a=++this._taskId;n.state.pending.set(a,{resolve:s,reject:i}),this._updateRef(n),n.handle.postMessage({type:"pipelineRun",id:e.id,taskId:a,ranges:e.workerRanges[r],seeds:t.seeds,baseGen:t.baseGen,workerCount:e.workerCount})})))}return Promise.all(s).then(()=>{})}release(e){if(!this.destroyed)for(const t of this.workers){if(t.dead)continue;t.state.setup.delete(e);const s=t.state.settingUp.get(e);s&&(t.state.settingUp.delete(e),s.reject(new Error("WebAssembly kernel entry released during setup")),this._updateRef(t)),t.handle.postMessage({type:"release",id:e})}}destroy(){if(this.destroyed)return;this.destroyed=!0;const e=new Error("WebAssembly worker pool has been destroyed");for(const t of this.workers)t.dead=!0,t.fail(e),t.handle.terminate();this.workers=[]}}}}),lt=e((e,t)=>{const{Kernel:s}=a(),{FunctionBuilder:n}=o(),{WebAssemblyFunctionNode:u}=ot(),{WasmModuleBuilder:l}=at(),{WebAssemblyWorkerPool:h}=ut(),{utils:c}=i(),{Input:p}=r(),d=Object.freeze({kernelMap:!1,isIntegerDivisionAccurate:!0,isSpeedTacticSupported:!1,isTextureFloat:!0,isDrawBuffers:!1,kernelMapSize:0,channelCount:1,maxTextureSize:1/0,isFloatRead:!0});let f=null,m=null,g=1;t.exports={WebAssemblyKernel:class e extends s{static get isSupported(){return"object"==typeof WebAssembly&&null!==WebAssembly&&WebAssembly.validate(new Uint8Array([0,97,115,109,1,0,0,0]))}static get isSIMDSupported(){if(null===f)try{const e=new l;e.addFunction("t",{params:[],results:[]}).v128ConstI32x4(0,0,0,0).drop(),f=WebAssembly.validate(e.toBytes())}catch(e){f=!1}return f}static get isThreadsSupported(){if(null===m)try{if("undefined"==typeof SharedArrayBuffer)m=!1;else{const e=new l;e.addMemoryImport(1,1,!0);const t=new WebAssembly.Memory({initial:1,maximum:1,shared:!0});new WebAssembly.Instance(new WebAssembly.Module(e.toBytes()),{env:{memory:t}}),m=!0}}catch(e){m=!1}return m}static isContextMatch(e){return!1}static getFeatures(){return d}static get features(){return d}static get mode(){return"webasm"}static getSignature(e,t){return"webasm"+(t.length>0?":"+t.join(","):"")}static destroyContext(e){}static dispatchSpans(e,t,s,r,n){if(!t||0===s)return e(0,s,n),"scalar";if(!(3&r))return t(0,s,n),"simd";const i=-4&r,a=s/r;for(let s=0;s<a;s++){const a=s*r;i>0&&t(a,a+i,n),e(a+i,a+r,n)}return i>0?"simd+scalar-tail":"scalar"}static nativeFunctionArguments(){throw new Error("WebAssembly backend does not yet support native functions")}static nativeFunctionReturnType(){throw new Error("WebAssembly backend does not yet support native functions")}static combineKernels(){throw new Error("WebAssembly backend does not yet support combineKernels")}constructor(e,t){super(e,t),this.poolSize=null,this.mergeSettings(e.settings||t),null===this.precision&&(this.precision="single"),this.threadDim=null,this.componentCount=1,this.moduleCacheLimit=8,this.functionBuilder=null,this.tracedFunctions=null,this.usesRandom=!1,this.usedMathImports=null,this._moduleCache=new Map,this._active=null,this._lastRunPath=null,this._pool=null,this._threadedTail=Promise.resolve(),this._threadedBusy=0,this._threadedEpoch=0}initCanvas(){return this.graphical&&"undefined"!=typeof document?document.createElement("canvas"):null}initContext(){return null}initPlugins(e){return[]}setOutput(e){const t=this.toKernelOutput(e);if(this.built&&!this.dynamicOutput)throw new Error("Resizing a kernel with dynamicOutput: false is not possible");return this.output=t,this}toString(){throw new Error("WebAssembly backend does not yet support toString")}build(){if(this.built)return;if(this.gpu&&this.gpu.kernels&&-1===this.gpu.kernels.indexOf(this)&&this.gpu.kernels.push(this),this.graphical)return this.requestFallback(arguments,"graphical mode is not supported on the webasm backend");if(this.subKernels&&this.subKernels.length>0)return this.requestFallback(arguments,"kernel maps are not supported on the webasm backend");this.setupConstants(),this.setupArguments(arguments);for(let e=0;e<this.argumentTypes.length;e++)switch(this.argumentTypes[e]){case"Array":case"Input":case"Number":case"Float":case"Integer":case"Boolean":continue;default:return this.requestFallback(arguments,`argument "${this.argumentNames[e]}" of type ${this.argumentTypes[e]} is not supported on the webasm backend`)}for(const e in this.constantTypes)switch(this.constantTypes[e]){case"Array":case"Input":case"Number":case"Float":case"Integer":case"Boolean":continue;default:return this.requestFallback(arguments,`constant "${e}" of type ${this.constantTypes[e]} is not supported on the webasm backend`)}this.validateSettings(arguments);const e=this.threadDim=Array.from(this.output);for(;e.length<3;)e.push(1);if(!this.translateSource())return this.requestFallback(arguments,`return type ${this.returnType} is not supported on the webasm backend`);this.buildSignature(arguments),this._instantiate(this._entryKey(arguments),arguments),this.built=!0}validateSettings(e){if(!this.output||0===this.output.length){if(1!==e.length)throw new Error("Auto output only supported for kernels with only one input");const t=c.getVariableType(e[0],this.strictIntegers);if("Array"!==t)throw new Error("Auto output not supported for input type: "+t);this.output=Array.from(c.getDimensions(e[0]))}this.checkOutput()}translateSource(){const e=this.functionBuilder=n.fromKernel(this,u);switch(this.tracedFunctions=e.traceFunctionCalls("kernel",[]),this.returnType||(this.returnType=e.getKernelResultType()),this.returnType){case"Number":case"Float":case"Integer":case"LiteralInteger":this.componentCount=1;break;case"Array(2)":this.componentCount=2;break;case"Array(3)":this.componentCount=3;break;case"Array(4)":this.componentCount=4;break;default:return!1}this.usesRandom=!1,this.usedMathImports=new Set;for(const t of this.tracedFunctions){const s=e.functionMap[t];if(s){s.usesRandom&&(this.usesRandom=!0);for(const e of s.usedMathImports)this.usedMathImports.add(e)}}return!0}computeLayout(e){const t=e=>16*Math.ceil(e/16);let s=0;const r={},n={};for(let i=0;i<this.argumentTypes.length;i++){const a=this.argumentNames[i],o=this.argumentTypes[i];if("Array"===o||"Input"===o){const n=this.valueDimensions(e[i]),o=n[0]*n[1]*n[2];r[a]={index:i,offset:s,dims:n,flatLength:o},s=t(s+4*o)}else n[a]={index:i,offset:s,type:o},s=t(s+4)}const i={};if(this.constants)for(const e in this.constants){if(!this.constants.hasOwnProperty(e))continue;const r=this.constantTypes[e];if("Array"===r||"Input"===r){const r=this.valueDimensions(this.constants[e]),n=r[0]*r[1]*r[2];i[e]={offset:s,dims:r,flatLength:n},s=t(s+4*n)}}return{arrays:r,scalars:n,constantArrays:i,outputOffset:s}}valueDimensions(e){const t=e instanceof p?Array.from(e.size):Array.from(c.getDimensions(e));for(;t.length<3;)t.push(1);return t}_computeSizeSignature(e){const t=[this.output.join("x")];for(let s=0;s<this.argumentTypes.length;s++){const r=this.argumentTypes[s];"Array"!==r&&"Input"!==r||t.push(this.valueDimensions(e[s]).join("x"))}return t.join("|")}_threadable(){if(!0!==this.asyncMode||!e.isThreadsSupported)return!1;const[t,s,r]=this.threadDim;return t*s*r>=4096}_entryKey(e){return this._computeSizeSignature(e)+(this._threadable()?"|shared":"")}_assembleModule(t,s,r){const n=new l,i=t.totalBytes||t.outputOffset+s*this.componentCount*4,a=Math.ceil(i/65536)+16,o=Math.max(a,4096);n.addMemoryImport(a,o,r);const u=Array.from(this.usedMathImports).sort();for(const e of u){const t="pow"===e||"atan2"===e?["f32","f32"]:["f32"];n.addFuncImport("math_"+e,t,["f32"])}const h={threadX:n.addGlobal("i32",!0,0),threadY:n.addGlobal("i32",!0,0),threadZ:n.addGlobal("i32",!0,0),dataIndex:n.addGlobal("i32",!0,0)};this.usesRandom&&(h.pcgState=n.addGlobal("i32",!0,0),this._emitPcgRandom(n,h.pcgState));const c={module:n,layout:t,globals:h};for(let e=this.tracedFunctions.length-1;e>=0;e--){const t=this.tracedFunctions[e];if("kernel"===t)continue;const s=this.functionBuilder.functionMap[t];s&&(s.output=this.output,s.emitFunction(c))}this.functionBuilder.functionMap.kernel.output=this.output,this.functionBuilder.functionMap.kernel.emitFunction(c);const[p,d]=this.threadDim,f=n.addFunction("run",{params:["i32","i32","i32"],locals:["i32"]});if(f.localGet(0).localSet(3),1===this.output.length?(f.i32Const(0).globalSet(h.threadY),f.i32Const(0).globalSet(h.threadZ)):2===this.output.length&&f.i32Const(0).globalSet(h.threadZ),f.block(),f.localGet(3).localGet(1).i32GeS().brIf(0),f.loop(),f.localGet(3).globalSet(h.dataIndex),1===this.output.length?f.localGet(3).globalSet(h.threadX):2===this.output.length?(f.localGet(3).i32Const(p).i32RemU().globalSet(h.threadX),f.localGet(3).i32Const(p).i32DivU().globalSet(h.threadY)):(f.localGet(3).i32Const(p).i32RemU().globalSet(h.threadX),f.localGet(3).i32Const(p).i32DivU().i32Const(d).i32RemU().globalSet(h.threadY),f.localGet(3).i32Const(p*d).i32DivU().globalSet(h.threadZ)),this.usesRandom&&f.localGet(2).localGet(3).i32Const(-1640531527).i32Mul().i32Add().i32Const(747796405).i32Mul().i32Const(-1403630843).i32Add().globalSet(h.pcgState),f.call("kernel"),f.localGet(3).i32Const(1).i32Add().localSet(3),f.localGet(3).localGet(1).i32LtS().brIf(0),f.end(),f.end(),n.exportFunction("run"),e.isSIMDSupported){this.usesRandom&&(h.pcgStateV=n.addGlobal("v128",!0,0),this._emitPcgRandomVector(n,h.pcgStateV));let e=null;for(const t of this.tracedFunctions){if("kernel"===t)continue;const s=this.functionBuilder.functionMap[t];s&&(e||(e={readsThread:!1,usesRandom:!1}),s.readsThread&&(e.readsThread=!0),s.usesRandom&&(e.usesRandom=!0))}c.helperInfo=e,this.functionBuilder.functionMap.kernel.emitVectorFunction(c),this._emitRunSimd(n,h),n.exportFunction("run_simd")}return{bytes:n.toBytes(),initial:a,maximum:o}}_emitRunSimd(e,t){const[s,r]=this.threadDim,n=e.addFunction("run_simd",{params:["i32","i32","i32"],locals:["i32"]});n.localGet(0).localSet(3),1===this.output.length?(n.i32Const(0).globalSet(t.threadY),n.i32Const(0).globalSet(t.threadZ)):2===this.output.length&&n.i32Const(0).globalSet(t.threadZ),n.block(),n.localGet(3).localGet(1).i32GeS().brIf(0),n.loop(),n.localGet(3).globalSet(t.dataIndex),1===this.output.length?n.localGet(3).globalSet(t.threadX):2===this.output.length?(n.localGet(3).i32Const(s).i32RemU().globalSet(t.threadX),n.localGet(3).i32Const(s).i32DivU().globalSet(t.threadY)):(n.localGet(3).i32Const(s).i32RemU().globalSet(t.threadX),n.localGet(3).i32Const(s).i32DivU().i32Const(r).i32RemU().globalSet(t.threadY),n.localGet(3).i32Const(s*r).i32DivU().globalSet(t.threadZ)),this.usesRandom&&(n.localGet(3).i32x4Splat().v128ConstI32x4(0,1,2,3).i32x4Add(),n.v128ConstI32x4(-1640531527,-1640531527,-1640531527,-1640531527).i32x4Mul(),n.localGet(2).i32x4Splat().i32x4Add(),n.v128ConstI32x4(747796405,747796405,747796405,747796405).i32x4Mul(),n.v128ConstI32x4(-1403630843,-1403630843,-1403630843,-1403630843).i32x4Add(),n.globalSet(t.pcgStateV)),n.call("kernel_simd"),n.localGet(3).i32Const(4).i32Add().localSet(3),n.localGet(3).localGet(1).i32LtS().brIf(0),n.end(),n.end()}_emitPcgRandomVector(e,t){const s=e.addFunction("pcg_random_v",{params:["v128"],results:["v128"]}),r=s.addLocal("v128"),n=s.addLocal("i32");s.globalGet(t).v128ConstI32x4(747796405,747796405,747796405,747796405).i32x4Mul().v128ConstI32x4(-1403630843,-1403630843,-1403630843,-1403630843).i32x4Add().globalGet(t).localGet(0).v128Bitselect().globalSet(t),s.globalGet(t).localSet(r),s.localGet(r).i32x4ExtractLane(0).localSet(n),s.localGet(n).localGet(n).i32Const(28).i32ShrU().i32Const(4).i32Add().i32ShrU().i32x4Splat();for(let e=1;e<4;e++)s.localGet(r).i32x4ExtractLane(e).localSet(n),s.localGet(n).localGet(n).i32Const(28).i32ShrU().i32Const(4).i32Add().i32ShrU().i32x4ReplaceLane(e);s.localGet(r).v128Xor(),s.v128ConstI32x4(277803737,277803737,277803737,277803737).i32x4Mul();const i=s.addLocal("v128");s.localTee(i),s.i32Const(22).i32x4ShrU().localGet(i).v128Xor(),s.i32Const(8).i32x4ShrU(),s.f32x4ConvertI32x4U(),s.v128ConstF32x4(16777216,16777216,16777216,16777216).f32x4Div()}_emitPcgRandom(e,t){const s=e.addFunction("pcg_random",{params:[],results:["f32"]}),r=s.addLocal("i32");s.globalGet(t).i32Const(747796405).i32Mul().i32Const(-1403630843).i32Add().globalSet(t),s.globalGet(t).globalGet(t).i32Const(28).i32ShrU().i32Const(4).i32Add().i32ShrU().globalGet(t).i32Xor().i32Const(277803737).i32Mul().localTee(r),s.i32Const(22).i32ShrU().localGet(r).i32Xor().i32Const(8).i32ShrU().f32ConvertI32U().f32Const(16777216).f32Div()}_releaseEntry(e){const t=()=>{e.instance=null,e.module=null,e.memory=null,e.run=null,e.runSimd=null,e.f32=null,e.i32=null,e.bytes=null};if(e.shared&&this._pool){const s=this._pool;this._threadedTail.then(()=>{s.release(e.id),t()},t)}else t()}_instantiate(e,t){let s=this._moduleCache.get(e);if(s&&(this._moduleCache.delete(e),this._moduleCache.set(e,s)),!s){const r=this._threadable(),n=this.computeLayout(t),[i,a,o]=this.threadDim,u=i*a*o,{bytes:l,initial:h,maximum:d}=this._assembleModule(n,u,r);if(!WebAssembly.validate(l))throw new Error("WebAssembly backend: generated module failed validation (internal error)");const f=r?new WebAssembly.Memory({initial:h,maximum:d,shared:!0}):new WebAssembly.Memory({initial:h,maximum:d}),m={env:{memory:f}};for(const e of this.usedMathImports)m.env["math_"+e]=Math[e];const y=new WebAssembly.Module(l),x=new WebAssembly.Instance(y,m);s={id:g++,sizeSignature:e,shared:r,layout:n,cells:u,bytes:l,module:y,memory:f,mathImports:Array.from(this.usedMathImports).sort(),sizeX:i,instance:x,run:x.exports.run,runSimd:x.exports.run_simd||null,f32:new Float32Array(f.buffer),i32:new Int32Array(f.buffer)};for(const e in n.constantArrays){const t=n.constantArrays[e],r=this.constants[e];c.flattenTo(r instanceof p?r.value:r,s.f32.subarray(t.offset/4,t.offset/4+t.flatLength))}for(this._moduleCache.set(e,s);this._moduleCache.size>Math.max(this.moduleCacheLimit,1);){const e=this._moduleCache.keys().next().value,t=this._moduleCache.get(e);this._moduleCache.delete(e),this._releaseEntry(t)}}this._active=s}checkArgumentTypes(e){if(super.checkArgumentTypes(e),!this.argumentTypes)return;const t=Math.min(e.length,this.argumentTypes.length);for(let s=0;s<t;s++){const t=e[s];if(t&&t.type)switch(this.argumentTypes[s]){case"Array":case"Input":case"Number":case"Float":case"Integer":case"Boolean":this.switchKernels({type:"argumentTypeMismatch",index:s,needed:c.getVariableType(t,this.strictIntegers)})}}}run(){if(!this.built&&(this.build.apply(this,arguments),this.fallbackRequested))return null;const t=this.threadDim=Array.from(this.output);for(;t.length<3;)t.push(1);const s=this._entryKey(arguments);if(!this._active||this._active.sizeSignature!==s){const e=this._active?this._active.layout.arrays:{};for(const t in e){const s=e[t],r=this.valueDimensions(arguments[s.index]);if(!this.dynamicArguments&&(r[0]!==s.dims[0]||r[1]!==s.dims[1]||r[2]!==s.dims[2]))throw new Error(`argument "${t}" changed size from [${s.dims.join(", ")}] to [${r.join(", ")}]; use dynamicArguments: true for varying input sizes`)}this._instantiate(s,arguments)}if(this._active.shared&&this._threadable())return this._runThreaded(arguments);const{layout:r,cells:n,f32:i,i32:a,run:o,runSimd:u}=this._active;for(const e in r.arrays){const t=r.arrays[e],s=arguments[t.index];c.flattenTo(s instanceof p?s.value:s,i.subarray(t.offset/4,t.offset/4+t.flatLength))}for(const e in r.scalars){const t=r.scalars[e],s=arguments[t.index];"Integer"===t.type?a[t.offset/4]=0|s:"Boolean"===t.type?a[t.offset/4]=s?1:0:i[t.offset/4]=s}let l=0;this.usesRandom&&(l=null!==this.randomSeed?this.randomSeed>>>0:4294967296*Math.random()>>>0),l|=0,this._lastRunPath=e.dispatchSpans(o,u,n,t[0],l);const h=r.outputOffset/4,d=i.slice(h,h+n*this.componentCount);return this._shapeOutput(d,Array.from(this.output),this.componentCount)}_runThreaded(e){const t=this._active,{layout:s,cells:r}=t,n=0===this._threadedBusy;let i=null,a=null;if(n){for(const r in s.arrays){const n=s.arrays[r],i=e[n.index];c.flattenTo(i instanceof p?i.value:i,t.f32.subarray(n.offset/4,n.offset/4+n.flatLength))}for(const r in s.scalars){const n=s.scalars[r],i=e[n.index];"Integer"===n.type?t.i32[n.offset/4]=0|i:"Boolean"===n.type?t.i32[n.offset/4]=i?1:0:t.f32[n.offset/4]=i}}else{i=[];for(const t in s.arrays){const r=s.arrays[t],n=e[r.index],a=new Float32Array(r.flatLength);c.flattenTo(n instanceof p?n.value:n,a),i.push({record:r,flat:a})}a=[];for(const t in s.scalars){const r=s.scalars[t];a.push({record:r,value:e[r.index]})}}let o=0;this.usesRandom&&(o=null!==this.randomSeed?this.randomSeed>>>0:4294967296*Math.random()>>>0),o|=0,this._pool||(this._pool=new h(this.poolSize||void 0));const u=this._pool,l=this.componentCount,d=Array.from(this.output);this._threadedBusy++;const f=this._threadedTail.then(()=>{if(!t.f32)throw new Error("WebAssembly kernel was destroyed");if(i){for(let e=0;e<i.length;e++)t.f32.set(i[e].flat,i[e].record.offset/4);for(let e=0;e<a.length;e++){const{record:s,value:r}=a[e];"Integer"===s.type?t.i32[s.offset/4]=0|r:"Boolean"===s.type?t.i32[s.offset/4]=r?1:0:t.f32[s.offset/4]=r}}const e=Math.min(u.size,Math.ceil(r/4096));let n=-4&Math.ceil(r/e);n<4&&(n=4);const h=[];for(let t=0;t<e;t++){const s=t*n;if(s>=r)break;h.push({start:s,end:t===e-1?r:Math.min(s+n,r),seed:o})}return this._lastRunPath="threaded",u.dispatch(t,h).then(()=>{if(!t.f32)throw new Error("WebAssembly kernel was destroyed");const e=s.outputOffset/4,n=t.f32.slice(e,e+r*l);return this._shapeOutput(n,d,l)})}),m=this._threadedEpoch,g=()=>{this._threadedEpoch===m&&this._threadedBusy--};return this._threadedTail=f.then(g,g),f}_shapeOutput(e,t,s){const[r,n,i]=[t[0],t[1]||1,t[2]||1];if(1===s)switch(t.length){case 1:return c.erectMemoryOptimizedFloat(e,r);case 2:return c.erectMemoryOptimized2DFloat(e,r,n);default:return c.erectMemoryOptimized3DFloat(e,r,n,i)}const a=s,o=t=>{const s=new Array(r);for(let n=0;n<r;n++)s[n]=e.subarray(t+n*a,t+n*a+a);return s};switch(t.length){case 1:return o(0);case 2:{const e=new Array(n);for(let t=0;t<n;t++)e[t]=o(t*r*a);return e}default:{const e=new Array(i);for(let t=0;t<i;t++){const s=new Array(n);for(let e=0;e<n;e++)s[e]=o((t*n+e)*r*a);e[t]=s}return e}}}destroy(e){this._pool&&(this._pool.destroy(),this._pool=null),this._threadedTail=Promise.resolve(),this._threadedBusy=0,this._threadedEpoch++;for(const e of this._moduleCache.values())e.shared=!1,this._releaseEntry(e);if(this._moduleCache=new Map,this._active=null,this.built=!1,this.gpu&&this.gpu.kernels){const e=this.gpu.kernels.indexOf(this);-1!==e&&this.gpu.kernels.splice(e,1)}}}}}),ht=e((e,t)=>{const{utils:s}=i(),{Input:n}=r(),{WebAssemblyKernel:a}=lt(),{WebAssemblyWorkerPool:o}=ut(),u=["Array","Input","Number","Float","Integer","Boolean"];let l=1;var h=class extends Error{constructor(e,t){super(e),this.isFusionFallback=!0,this.recompilable=Boolean(t)}};function c(e){return e&&"function"==typeof e.toArray?e.toArray():e}function p(e){const t=e instanceof n?Array.from(e.size):Array.from(s.getDimensions(e));for(;t.length<3;)t.push(1);return t}function d(e,t){switch(e){case"Integer":return"number"==typeof t&&Number.isInteger(t);case"Boolean":return"boolean"==typeof t;default:return"number"==typeof t}}t.exports={WebAssemblyPipelineExecutor:class e{static compile(t,s,r){for(let e=0;e<s.kernels.length;e++){const t=s.kernels[e].clone.kernel;if("webasm"!==t.constructor.mode)throw new h(`pipeline backend is ${t.constructor.mode}; the fused executor requires webasm`)}if(0===s.steps.length)throw new h("plan has no kernel steps to fuse");const n=new e(t,s);return n._compile(r),n}constructor(e,t){this.pipeline=e,this.gpu=e.gpu,this.plan=t,this.kind="fused-sync",this.threaded=!1,this.destroyed=!1,this.memory=null,this.f32=null,this.i32=null,this.pool=null,this.sanityTimeoutMs=6e4,this._entry=null,this._abortError=null,this._stepRuns=null,this._argArrayRegions=null,this._argScalarSlots=null,this._resultReads=null,this._extraShortcuts=[],this._scratch=new Map}_compile(e){const t=this.plan,r=new Map,i=new Array(t.kernels.length).fill(!1),u=new Array(t.steps.length),c=new Array(t.steps.length);for(let n=0;n<t.steps.length;n++){const a=t.steps[n],o=t.kernels[a.kernel],l=this._representativeArgs(a,e),h=o.clone.kernel.strictIntegers,p=a.kernel+":"+l.map(e=>s.getVariableType(e,h)).join(",");let d=r.get(p);if(!d){let e;if(i[a.kernel]){const t=this.pipeline._cloneKernel(o.clone);this._extraShortcuts.push(t),e=t.kernel}else i[a.kernel]=!0,e=o.clone.kernel;this._prepareKernel(e,l),d={id:r.size,kernel:e,constantRegions:null},r.set(p,d)}u[n]=d,c[n]=l}for(let e=0;e<t.steps.length;e++){const s=t.steps[e].argBindings;for(let e=0;e<s.length;e++){const t=s[e];if("step"===t.source&&1!==u[t.step].kernel.componentCount)throw new h(`a step returning ${u[t.step].kernel.returnType} cannot feed another step in the fused executor`)}}let p=0;const d=e=>{const t=p;return p=(e=>16*Math.ceil(e/16))(p+e),t};let f=0,m=-1;if(!this.pipeline._threadsDisabled&&a.isThreadsSupported){let e=0;for(let s=0;s<t.steps.length;s++){const r=t.steps[s].output;let n=1;for(let e=0;e<r.length;e++)n*=r[e];n>e&&(e=n)}const s=new o;f=Math.min(s.size,Math.ceil(e/4096)),f>1?(this.threaded=!0,this.kind="fused-threaded",this.pool=s,m=d(12)):s.destroy()}const g=new Map,y=new Map,x=new Map,b=[],v=[],S=[],T=new Array(t.steps.length);for(let e=0;e<t.steps.length;e++){const s=t.steps[e],r=u[e],n=r.kernel.computeLayout(c[e]),i={};for(const e in n.arrays){const r=n.arrays[e],a=s.argBindings[r.index],o={index:r.index,offset:0,dims:r.dims,flatLength:r.flatLength};if("pipelineArg"===a.source){let e=g.get(a.index);e||(e={offset:d(4*r.flatLength),dims:r.dims,flatLength:r.flatLength},g.set(a.index,e)),o.offset=e.offset}else if("literal"===a.source){let e=x.get(a.value);e||(e={offset:d(4*r.flatLength)},x.set(a.value,e),b.push({offset:e.offset,flatLength:r.flatLength,value:a.value})),o.offset=e.offset}else S.push({record:o,buffer:t.steps[a.step].outputBuffer});i[e]=o}const a={};for(const e in n.scalars){const t=n.scalars[e],r=s.argBindings[t.index];if("pipelineArg"===r.source){const s=r.index+":"+t.type;let n=y.get(s);n||(n={index:r.index,offset:d(4),type:t.type},y.set(s,n)),a[e]={index:t.index,offset:n.offset,type:t.type}}else{if("literal"!==r.source)throw new h("a step output cannot bind to a scalar argument");{const s=d(4);v.push({offset:s,type:t.type,value:r.value}),a[e]={index:t.index,offset:s,type:t.type}}}}if(!r.constantRegions){const e={};for(const t in n.constantArrays){const s=n.constantArrays[t];e[t]={offset:d(4*s.flatLength),dims:s.dims,flatLength:s.flatLength};const i=r.kernel.constants[t];b.push({offset:e[t].offset,flatLength:s.flatLength,value:i})}r.constantRegions=e}T[e]={arrays:i,scalars:a}}const A=new Array(t.buffers.length).fill(1);for(let e=0;e<t.steps.length;e++){const s=t.steps[e].outputBuffer;A[s]=Math.max(A[s],u[e].kernel.componentCount)}const w=new Array(t.buffers.length);for(let e=0;e<t.buffers.length;e++){const s=t.buffers[e].output;let r=1;for(let e=0;e<s.length;e++)r*=s[e];w[e]={offset:d(r*A[e]*4),cells:r}}for(let e=0;e<S.length;e++)S[e].record.offset=w[S[e].buffer].offset;const _=p,E=new Map,I=new Array(t.steps.length),k=[],C=[];for(let e=0;e<t.steps.length;e++){const s=u[e],r=s.kernel,n=T[e],i=w[t.steps[e].outputBuffer].offset,a=[];for(const e of r.argumentNames){const t=n.arrays[e]||n.scalars[e];a.push(t?t.offset:-1)}const o=`${s.id}:${a.join(",")}>${i}`;let l=E.get(o);if(!l){const a={arrays:n.arrays,scalars:n.scalars,constantArrays:s.constantRegions,outputOffset:i,totalBytes:_},u=w[t.steps[e].outputBuffer].cells,h=r._assembleModule(a,u,this.threaded);null===this.memory&&(this.memory=this.threaded?new WebAssembly.Memory({initial:h.initial,maximum:h.maximum,shared:!0}):new WebAssembly.Memory({initial:h.initial,maximum:h.maximum}),this.f32=new Float32Array(this.memory.buffer),this.i32=new Int32Array(this.memory.buffer));const c={env:{memory:this.memory}};for(const e of r.usedMathImports)c.env["math_"+e]=Math[e];const p=new WebAssembly.Module(h.bytes),d=new WebAssembly.Instance(p,c);l={run:d.exports.run,runSimd:d.exports.run_simd||null,moduleIndex:k.length},k.push(p),C.push(Array.from(r.usedMathImports).sort()),E.set(o,l)}I[e]={run:l.run,runSimd:l.runSimd,moduleIndex:l.moduleIndex,cells:w[t.steps[e].outputBuffer].cells,sizeX:r.threadDim[0],usesRandom:r.usesRandom,randomSeed:r.randomSeed}}if(this.threaded){const e=[];for(let s=0;s<f;s++){const r=new Array(2*t.steps.length);for(let e=0;e<t.steps.length;e++){const t=I[e].cells;let n=-4&Math.ceil(t/f);n<4&&(n=4);const i=s*n;i>=t?(r[2*e]=0,r[2*e+1]=0):(r[2*e]=i,r[2*e+1]=s===f-1?t:Math.min(i+n,t))}e.push(r)}this._entry={id:"pipeline:"+l++,pipeline:!0,memory:this.memory,modules:k,moduleMathImports:C,steps:I.map(e=>({module:e.moduleIndex,sizeX:e.sizeX})),countIndex:m/4,genIndex:m/4+1,abortIndex:m/4+2,workerCount:f,workerRanges:e}}for(let e=0;e<b.length;e++){const t=b[e];s.flattenTo(t.value instanceof n?t.value.value:t.value,this.f32.subarray(t.offset/4,t.offset/4+t.flatLength))}for(let e=0;e<v.length;e++)this._writeScalar(v[e],v[e].value);this._resultReads=t.results.entries.map(e=>{const s=e.binding;if("step"===s.source){const e=s.step,r=w[t.steps[e].outputBuffer],n=u[e].kernel;return{kind:"step",base:r.offset/4,count:r.cells*n.componentCount,output:t.steps[e].output,componentCount:n.componentCount,kernel:n}}return"pipelineArg"===s.source?{kind:"arg",index:s.index}:{kind:"literal",value:s.value}}),this._stepRuns=I,this._argArrayRegions=g,this._argScalarSlots=y,this._scratch=null}_representativeArgs(e,t){const s=new Array(e.argBindings.length);for(let r=0;r<e.argBindings.length;r++){const i=e.argBindings[r];if("pipelineArg"===i.source)s[r]=t[i.index];else if("literal"===i.source)s[r]=i.value;else{const e=this.plan.steps[i.step].output;let t=1;for(let s=0;s<e.length;s++)t*=e[s];let a=this._scratch.get(t);a||(a=new Float32Array(t),this._scratch.set(t,a)),s[r]=new n(a,Array.from(e))}}return s}_prepareKernel(e,t){e.argumentTypes=e.declaredArgumentTypes?e.declaredArgumentTypes.slice():null,e.setupConstants(),e.setupArguments(t);for(let t=0;t<e.argumentTypes.length;t++)if(-1===u.indexOf(e.argumentTypes[t]))throw new h(`argument "${e.argumentNames[t]}" of type ${e.argumentTypes[t]} is not supported on the webasm backend`);for(const t in e.constantTypes)if(-1===u.indexOf(e.constantTypes[t]))throw new h(`constant "${t}" of type ${e.constantTypes[t]} is not supported on the webasm backend`);e.validateSettings(t);const s=e.threadDim=Array.from(e.output);for(;s.length<3;)s.push(1);if(!e.translateSource())throw new h(`return type ${e.returnType} is not supported on the webasm backend`)}_checkArguments(e){for(const[t,s]of this._argArrayRegions){const r=e[t];if(!r||"object"!=typeof r)throw new h(`pipeline argument ${t} is no longer an array`,!0);if("function"==typeof r.toArray&&!(r instanceof n))throw new h(`pipeline argument ${t} is now a GPU-resident handle`,!0);const i=p(r);if(i[0]!==s.dims[0]||i[1]!==s.dims[1]||i[2]!==s.dims[2])throw new h(`pipeline argument ${t} changed size from [${s.dims.join(", ")}] to [${i.join(", ")}]`,!0)}for(const t of this._argScalarSlots.values())if(!d(t.type,e[t.index]))throw new h(`pipeline argument ${t.index} is no longer of type ${t.type}`,!0)}_writeScalar(e,t){"Integer"===e.type?this.i32[e.offset/4]=0|t:"Boolean"===e.type?this.i32[e.offset/4]=t?1:0:this.f32[e.offset/4]=t}execute(e){if(this.destroyed)throw new Error("pipeline fused executor has been destroyed");if(this._abortError)throw this._abortError;this._checkArguments(e);const t=this.f32;for(const[r,i]of this._argArrayRegions){const a=e[r];s.flattenTo(a instanceof n?a.value:a,t.subarray(i.offset/4,i.offset/4+i.flatLength))}for(const t of this._argScalarSlots.values())this._writeScalar(t,e[t.index]);if(this.threaded)return this._executeThreaded(e);const r=this._stepRuns;for(let e=0;e<r.length;e++){const t=r[e];a.dispatchSpans(t.run,t.runSimd,t.cells,t.sizeX,this._drawSeed(t))}return this._readResults(e)}_drawSeed(e){return e.usesRandom?0|(null!==e.randomSeed?e.randomSeed>>>0:4294967296*Math.random()>>>0):0}_executeThreaded(e){const t=this._entry,s=this.i32,r=this._stepRuns.map(e=>this._drawSeed(e));this._lastRunAborted&&(Atomics.store(s,t.countIndex,0),Atomics.store(s,t.abortIndex,0),this._lastRunAborted=!1,this._abortError=null);const n=Atomics.load(s,t.genIndex),i=n+this._stepRuns.length;return this.pool.dispatchPipeline(t,{baseGen:n,seeds:r}).then(null,e=>this._abort(e)),this._waitForGeneration(i).then(()=>this._readResults(e))}_waitForGeneration(e){const t=this.i32,s=this._entry.genIndex,r="function"==typeof Atomics.waitAsync?Atomics.waitAsync:null;return new Promise((n,i)=>{const a="function"==typeof setInterval?setInterval(()=>{},200):null,o=(e,t)=>{null!==a&&clearInterval(a),e(t)},u=this._entry.countIndex;let l=Atomics.load(t,s),h=Atomics.load(t,u),c=Date.now();const p=()=>{if(this._abortError)return void o(i,this._abortError);const a=Atomics.load(t,s);if(a>=e)return void o(n);const d=Atomics.load(t,u);if(a!==l||d!==h)l=a,h=d,c=Date.now();else if(Date.now()-c>=this.sanityTimeoutMs){const t=new Error(`pipeline threaded barrier stalled at generation ${a} of ${e} for ${this.sanityTimeoutMs}ms`);return this._abort(t),void o(i,t)}if(r){const e=Math.max(1,Math.min(200,this.sanityTimeoutMs)),n=r(t,s,a,e);n.async?n.value.then(p):Promise.resolve().then(p)}else setTimeout(p,1)};p()})}_abort(e){if(!this._abortError&&(this._abortError=e||new Error("pipeline threaded run aborted"),this._lastRunAborted=!0,this.i32&&this._entry&&(Atomics.store(this.i32,this._entry.abortIndex,1),Atomics.notify(this.i32,this._entry.genIndex)),this.pool&&this.pool.workers))for(const e of this.pool.workers)!e.dead&&e.state.pending.size>0&&e.die(this._abortError)}abortRuns(e){this.threaded&&this._abort(e)}_readResults(e){const t=this.f32,s=this.plan.results,r=new Array(this._resultReads.length);for(let s=0;s<this._resultReads.length;s++){const n=this._resultReads[s];if("step"===n.kind){const e=t.slice(n.base,n.base+n.count);r[s]=n.kernel._shapeOutput(e,n.output,n.componentCount)}else"arg"===n.kind?r[s]=c(e[n.index]):r[s]=c(n.value)}if("single"===s.kind)return r[0];if("array"===s.kind)return r;const n={};for(let e=0;e<r.length;e++)n[s.entries[e].key]=r[e];return n}destroy(){if(this.destroyed)return;this.destroyed=!0,this.pool&&(this._abort(new Error("pipeline fused executor has been destroyed")),this.pool.destroy(),this.pool=null);const e=this.gpu&&this.gpu.kernels;for(let t=0;t<this._extraShortcuts.length;t++){const s=this._extraShortcuts[t];e&&-1===e.indexOf(s.kernel)||s.destroy()}this._extraShortcuts=[],this._entry=null,this._stepRuns=null,this._resultReads=null,this._argArrayRegions=null,this._argScalarSlots=null,this.memory=null,this.f32=null,this.i32=null}},FusionFallback:h}}),ct=e((e,t)=>{const{utils:s}=i(),{Input:n}=r(),{FusionFallback:a}=ht();function o(e){return e&&"function"==typeof e.toArray?e.toArray():e}function u(e,t,s){const r=e.limits,n=Math.min(r.maxStorageBufferBindingSize,r.maxBufferSize);if(t>n)throw new a(`${s} needs ${t} bytes but this device allows ${n} per storage buffer`)}function l(e){const t=e instanceof n?Array.from(e.size):Array.from(s.getDimensions(e));for(;t.length<3;)t.push(1);return t}function h(e,t){switch(e){case"Integer":return"number"==typeof t&&Number.isInteger(t);case"Boolean":return"boolean"==typeof t;default:return"number"==typeof t}}function c(e){return Boolean(e)&&"object"==typeof e&&!(e instanceof n)&&("function"==typeof e.toArray||"function"==typeof e.delete)}t.exports={WebGPUPipelineExecutor:class e{static async compile(t,s,r){for(let e=0;e<s.kernels.length;e++){const t=s.kernels[e].clone.kernel;if("webgpu"!==t.constructor.mode)throw new a(`pipeline backend is ${t.constructor.mode}; the fused encoder requires webgpu`)}if(0===s.steps.length)throw new a("plan has no kernel steps to fuse");const n=new e(t,s);try{await n._compile(r)}catch(e){throw n.destroy(),e}return n}constructor(e,t){this.pipeline=e,this.gpu=e.gpu,this.plan=t,this.kind="fused-encoder",this.destroyed=!1,this.context=null,this._device=null,this._planBuffers=null,this._argRegions=new Map,this._argScalarSlots=new Map,this._literalBuffers=new Map,this._paramsRecords=[],this._passes=null,this._resultReads=null,this._staging=null,this._extraShortcuts=[],this._scratch=new Map}async _compile(e){const t=this.plan;for(let s=0;s<t.steps.length;s++){const r=t.steps[s].argBindings;for(let t=0;t<r.length;t++){const s=r[t];if("pipelineArg"===s.source&&c(e[s.index]))throw new a(`pipeline argument ${s.index} is a GPU-resident handle; the fused encoder takes plain arrays`)}}this._resultArgIndexes=[];for(let s=0;s<t.results.entries.length;s++){const r=t.results.entries[s].binding;if("pipelineArg"===r.source){if(c(e[r.index]))throw new a(`pipeline argument ${r.index} is a GPU-resident handle; the fused encoder takes plain arrays`);this._resultArgIndexes.push(r.index)}}const r=new Map,i=new Array(t.kernels.length).fill(!1),o=new Array(t.steps.length);for(let n=0;n<t.steps.length;n++){const a=t.steps[n],u=t.kernels[a.kernel],l=this._representativeArgs(a,e),h=u.clone.kernel.strictIntegers,c=a.kernel+":"+l.map(e=>s.getVariableType(e,h)).join(",");let p=r.get(c);if(!p){let e;if(i[a.kernel]){const t=this.pipeline._cloneKernel(u.clone);this._extraShortcuts.push(t),e=t.kernel}else i[a.kernel]=!0,e=u.clone.kernel;await this._prepareKernel(e,l),p={id:r.size,kernel:e},r.set(c,p)}o[n]=p}this._scratch=null;for(let e=0;e<t.steps.length;e++){const s=t.steps[e].argBindings;for(let e=0;e<s.length;e++){const t=s[e];if("step"===t.source&&1!==o[t.step].kernel.componentCount)throw new a(`a step returning ${o[t.step].kernel.returnType} cannot feed another step in the fused encoder`)}}const h=this._device=o[0].kernel._device;this.context=o[0].kernel.context;const p=h.queue,d=new Array(t.buffers.length).fill(1);for(let e=0;e<t.steps.length;e++){const s=t.steps[e].outputBuffer;d[s]=Math.max(d[s],o[e].kernel.componentCount)}this._planBuffers=t.buffers.map((e,t)=>{const s=e.output;let r=1;for(let e=0;e<s.length;e++)r*=s[e];return{cells:r,buffer:h.createBuffer({size:r*d[t]*4,usage:132})}});const f=new Map,m=e=>{let t=f.get(e);return void 0===t&&(t=f.size,f.set(e,t)),t},g=new Map;this._passes=new Array(t.steps.length);for(let r=0;r<t.steps.length;r++){const i=t.steps[r],c=o[r],d=c.kernel,f=d.paramsLayout,y=new Array(f.arrayArgs.length),x=new Array(f.arrayArgs.length);for(let r=0;r<f.arrayArgs.length;r++){const a=f.arrayArgs[r],o=i.argBindings[a.index];if("pipelineArg"===o.source){let t=this._argRegions.get(o.index);if(!t){const s=l(e[o.index]),r=s[0]*s[1]*s[2];u(h,4*r,`pipeline argument ${o.index}`),t={dims:s,flatLength:r,scratch:new Float32Array(r),buffer:h.createBuffer({size:Math.max(4*r,4),usage:136})},this._argRegions.set(o.index,t)}y[r]=t.buffer,x[r]=t.dims}else if("literal"===o.source){let e=this._literalBuffers.get(o.value);if(!e){const t=l(o.value),r=t[0]*t[1]*t[2];u(h,4*r,"a literal array argument");const i=h.createBuffer({size:Math.max(4*r,4),usage:128,mappedAtCreation:!0}),a=new Float32Array(i.getMappedRange());s.flattenTo(o.value instanceof n?o.value.value:o.value,a.subarray(0,r)),i.unmap(),e={buffer:i,dims:t},this._literalBuffers.set(o.value,e)}y[r]=e.buffer,x[r]=e.dims}else{const e=t.steps[o.step],s=Array.from(e.output);for(;s.length<3;)s.push(1);y[r]=this._planBuffers[e.outputBuffer].buffer,x[r]=s}}const b=this._planBuffers[i.outputBuffer].buffer,v=f.scalarArgs.map(e=>{const t=i.argBindings[e.index];return"literal"===t.source?"l"+t.value:"a"+t.index}).join(","),S=null!==f.randomSeedOffset&&null===d.randomSeed,T=c.id+":"+y.map(m).join(",")+">"+m(b)+":"+v+(S?"#"+r:"");let A=g.get(T);if(!A){const e=new ArrayBuffer(f.byteLength),t=new Uint32Array(e),s=new Int32Array(e),r=new Float32Array(e),n=d._computeDispatch(d.threadDim);t[0]=d.threadDim[0],t[1]=d.threadDim[1],t[2]=d.threadDim[2],t[3]=n.dispatchWidth;for(let e=0;e<f.arrayArgs.length;e++){const s=f.arrayArgs[e].dimsOffset/4;t[s]=x[e][0],t[s+1]=x[e][1],t[s+2]=x[e][2],t[s+3]=x[e][0]*x[e][1]*x[e][2]}const o=[];for(let e=0;e<f.scalarArgs.length;e++){const n=f.scalarArgs[e],u=i.argBindings[n.index];if("literal"===u.source)this._writeScalar(t,s,r,n,u.value);else{if("pipelineArg"!==u.source)throw new a("a step output cannot bind to a scalar argument");o.push({index:u.index,offset:n.offset,type:n.type}),this._argScalarSlots.set(u.index+":"+n.type,{index:u.index,type:n.type})}}null!==f.randomSeedOffset&&null!==d.randomSeed&&(t[f.randomSeedOffset/4]=d.randomSeed>>>0);const u=h.createBuffer({size:f.byteLength,usage:72}),l=o.length>0||S;l||p.writeBuffer(u,0,e);const c=[{binding:0,resource:{buffer:u}}];for(let e=0;e<y.length;e++)c.push({binding:1+e,resource:{buffer:y[e]}});const m=1+y.length;c.push({binding:m,resource:{buffer:b}});for(let e=0;e<f.bufferConstants.length;e++)c.push({binding:m+1+e,resource:{buffer:f.bufferConstants[e].buffer}});A={pipeline:d.computePipeline,bindGroup:h.createBindGroup({layout:d.bindGroupLayout,entries:c}),groups:n.groups,paramsBuffer:u,mirror:e,u32:t,i32:s,f32:r,perCall:l,perCallScalars:o,seedOffset:S?f.randomSeedOffset:null},this._paramsRecords.push(A),g.set(T,A)}this._passes[r]=A}let y=0;this._resultReads=t.results.entries.map(e=>{const s=e.binding;if("step"===s.source){const e=t.steps[s.step],r=this._planBuffers[e.outputBuffer],n=o[s.step].kernel,i=r.cells*n.componentCount*4,a={kind:"step",buffer:r.buffer,offset:y,byteLength:i,output:e.output,componentCount:n.componentCount,kernel:n};return y+=function(e){return 16*Math.ceil(e/16)}(i),a}return"pipelineArg"===s.source?{kind:"arg",index:s.index}:{kind:"literal",value:s.value}}),y>0&&(this._staging=h.createBuffer({size:y,usage:9}))}_representativeArgs(e,t){const s=new Array(e.argBindings.length);for(let r=0;r<e.argBindings.length;r++){const i=e.argBindings[r];if("pipelineArg"===i.source)s[r]=t[i.index];else if("literal"===i.source)s[r]=i.value;else{const e=this.plan.steps[i.step].output;let t=1;for(let s=0;s<e.length;s++)t*=e[s];let a=this._scratch.get(t);a||(a=new Float32Array(t),this._scratch.set(t,a)),s[r]=new n(a,Array.from(e))}}return s}async _prepareKernel(e,t){if(e.built||e._buildPromise){const t=e.gpu&&e.gpu.kernels;e.destroy(),t&&-1===t.indexOf(e)&&t.push(e),e.argumentTypes=e.declaredArgumentTypes?e.declaredArgumentTypes.slice():null}await e.build.apply(e,t),e.outputBuffer&&(0===--e.outputBuffer._refs&&e.outputBuffer.destroy(),e.outputBuffer=null)}_checkArguments(e){for(const[t,s]of this._argRegions){const r=e[t];if(!r||"object"!=typeof r)throw new a(`pipeline argument ${t} is no longer an array`,!0);if(c(r))throw new a(`pipeline argument ${t} is now a GPU-resident handle`,!0);const n=l(r);if(n[0]!==s.dims[0]||n[1]!==s.dims[1]||n[2]!==s.dims[2])throw new a(`pipeline argument ${t} changed size from [${s.dims.join(", ")}] to [${n.join(", ")}]`,!0)}for(const t of this._argScalarSlots.values())if(!h(t.type,e[t.index]))throw new a(`pipeline argument ${t.index} is no longer of type ${t.type}`,!0);for(let t=0;t<this._resultArgIndexes.length;t++){const s=this._resultArgIndexes[t];if(c(e[s]))throw new a(`pipeline argument ${s} is now a GPU-resident handle`,!0)}}_writeScalar(e,t,s,r,n){const i=r.offset/4;"Integer"===r.type?t[i]=0|n:"Boolean"===r.type?e[i]=n?1:0:s[i]=n}execute(e){if(this.destroyed)throw new Error("pipeline fused executor has been destroyed");if(this.context&&this.context.isLost)return Promise.reject(new Error("WebGPU device was lost; the pipeline will rebuild on a fresh device on its next call"));this._checkArguments(e);const t=this._device,r=t.queue;for(const[t,i]of this._argRegions){const a=e[t];s.flattenTo(a instanceof n?a.value:a,i.scratch),r.writeBuffer(i.buffer,0,i.scratch)}for(let t=0;t<this._paramsRecords.length;t++){const s=this._paramsRecords[t];if(s.perCall){for(let t=0;t<s.perCallScalars.length;t++){const r=s.perCallScalars[t];this._writeScalar(s.u32,s.i32,s.f32,r,e[r.index])}null!==s.seedOffset&&(s.u32[s.seedOffset/4]=4294967296*Math.random()>>>0),r.writeBuffer(s.paramsBuffer,0,s.mirror)}}const i=t.createCommandEncoder();for(let e=0;e<this._passes.length;e++){const t=this._passes[e],s=i.beginComputePass();s.setPipeline(t.pipeline),s.setBindGroup(0,t.bindGroup),s.dispatchWorkgroups(t.groups[0],t.groups[1],t.groups[2]),s.end()}for(let e=0;e<this._resultReads.length;e++){const t=this._resultReads[e];"step"===t.kind&&i.copyBufferToBuffer(t.buffer,0,this._staging,t.offset,t.byteLength)}return r.submit([i.finish()]),this._staging?this._staging.mapAsync(1).then(()=>{const t=this._staging.getMappedRange(),s=this._shapeResults(e,t);return this._staging.unmap(),s}):Promise.resolve(this._shapeResults(e,null))}_shapeResults(e,t){const s=this.plan.results,r=new Array(this._resultReads.length);for(let s=0;s<this._resultReads.length;s++){const n=this._resultReads[s];if("step"===n.kind){const e=new Float32Array(t.slice(n.offset,n.offset+n.byteLength));r[s]=n.kernel._shapeOutput(e,n.output,n.componentCount)}else"arg"===n.kind?r[s]=o(e[n.index]):r[s]=o(n.value)}if("single"===s.kind)return r[0];if("array"===s.kind)return r;const n={};for(let e=0;e<r.length;e++)n[s.entries[e].key]=r[e];return n}destroy(){if(this.destroyed)return;if(this.destroyed=!0,this._planBuffers)for(let e=0;e<this._planBuffers.length;e++)this._planBuffers[e].buffer.destroy();for(const e of this._argRegions.values())e.buffer.destroy();for(const e of this._literalBuffers.values())e.buffer.destroy();for(let e=0;e<this._paramsRecords.length;e++)this._paramsRecords[e].paramsBuffer.destroy();this._staging&&(this._staging.destroy(),this._staging=null);const e=this.gpu&&this.gpu.kernels;for(let t=0;t<this._extraShortcuts.length;t++){const s=this._extraShortcuts[t];e&&-1===e.indexOf(s.kernel)||s.destroy()}this._extraShortcuts=[],this._planBuffers=null,this._argRegions=new Map,this._argScalarSlots=new Map,this._literalBuffers=new Map,this._paramsRecords=[],this._passes=null,this._resultReads=null}}}}),pt=e((e,t)=>{const{Input:s}=r(),{utils:n}=i(),a="pipeline intermediate results cannot be read during orchestration",o="a pipeline must return a handle, or an Array or plain object of handles",u="pipeline has been destroyed",l="the orchestration function must be synchronous; async functions and generators cannot be traced",h="this handle belongs to a different trace; handles do not survive re-trace or cross pipelines";var c=class{};let p=null;var d=class{constructor(e){this.gpu=e,this.steps=[],this.kernels=[],this.kernelIndexes=new Map,this.handleMeta=new WeakMap,this.held=[]}createHandle(e){const t=Object.freeze(new c),s=new Proxy(t,{get(e,t){if(t===Symbol.toPrimitive||"valueOf"===t||"toString"===t)return()=>{throw new Error("pipeline intermediate results cannot be used in arithmetic or conditions during orchestration")};throw new Error(a)},set(){throw new Error(a)},ownKeys(){throw new Error(a)},has(){throw new Error(a)},getOwnPropertyDescriptor(){throw new Error(a)}});return this.handleMeta.set(s,e),s}recordKernelCall(e,t){const s=e.kernel;if(s.gpu!==this.gpu)throw new Error("pipelines can only call kernels created by the same GPU instance");if(s.graphical)throw new Error("graphical kernels are not supported inside pipelines");if(s.subKernels&&s.subKernels.length>0)throw new Error("kernel maps are not supported inside pipelines");if(!s.output)throw new Error("kernels called inside a pipeline must have a fixed output size");let r=this.kernelIndexes.get(e);void 0===r&&(r=this.kernels.length,this.kernels.push(e),this.kernelIndexes.set(e,r));const n=new Array(t.length);for(let e=0;e<t.length;e++)n[e]=this.bindValue(t[e]);const i=this.steps.length;return this.steps.push({kernel:r,argBindings:n,output:Array.from(s.output),outputBuffer:-1}),this.createHandle({source:"step",step:i})}bindValue(e){const t=this.handleMeta.get(e);if(t)return t;if(e instanceof c)throw new Error(h);return{source:"literal",value:f(e,this.held)}}};function f(e,t){if(!e||"object"!=typeof e)return e;if(e instanceof s)return new s(f(e.value,t),e.size);if("function"==typeof e.delete||"function"==typeof e.toArray){if("function"==typeof e.clone&&t){const s=e.clone();return t.push(s),s}return e}return ArrayBuffer.isView(e)?e.slice(0):Array.isArray(e)?e.map(e=>f(e,t)):e}function m(e){for(let t=0;t<e.length;t++)try{e[t].delete()}catch(e){}e.length=0}function g(e,t){if(e.length!==t.length)return!1;for(let s=0;s<e.length;s++)if(e[s]!==t[s])return!1;return!0}function y(e){const t=e instanceof s?Array.from(e.size):Array.from(n.getDimensions(e));for(;t.length<3;)t.push(1);return t}function x(e){return ArrayBuffer.isView(e)?e.slice(0):Array.isArray(e)?e.map(x):e}function b(){}t.exports={Pipeline:class{constructor(e,t,s){s=s||{},this.gpu=e,this.fn=t,this.argumentCount=t.length,this.constants=Object.assign({},s.constants||{}),this._threadsDisabled=!1===s.threads,this._inFlight=0,this.plan=null,this.executorKind="generic",this.fallbackReason=null,this._executor=void 0,this._fusionDisabled=!1,this.destroyed=!1,this._tail=Promise.resolve()}call(e){if(this.destroyed)return Promise.reject(new Error(u));const t=new Array(e.length),s=[];let r=null;0===this._inFlight&&this.plan&&!1===this._executor&&this._genericEagerUploadsPay(this.plan)&&(r=this._eagerUploads(this.plan,e));for(let n=0;n<e.length;n++)r&&r[n]?t[n]=e[n]:t[n]=f(e[n],s);this._inFlight++;const n=this._tail.then(async()=>{if(this.destroyed)throw new Error(u);if(this.plan||(this.plan=this._buildPlan(),this._executor=void 0),void 0===this._executor&&await this._prepareExecutor(t),this._executor)try{return await this._guardAsync(this._executor.execute(t))}catch(e){if(!e||!e.isFusionFallback)throw e;if(this._dropExecutor(),e.recompilable){if(await this._prepareExecutor(t),this._executor)try{return await this._guardAsync(this._executor.execute(t))}catch(e){if(!e||!e.isFusionFallback)throw e;this._dropExecutor(),this._degrade(e.message)}}else this._degrade(e.message)}return this._executeGeneric(this.plan,t,r)}),i=()=>{this._inFlight--,s.length>0&&m(s)};return n.then(i,i),this._tail=n.then(b,b),n}_guardAsync(e){return e&&"function"==typeof e.then?e.then(null,e=>{throw this._dropExecutor(),e}):e}setConstants(e){this.constants=Object.assign({},e||{});const t=()=>{this._releasePlan()};return this._tail=this._tail.then(t,t),this}destroy(){if(this.destroyed=!0,this.gpu&&this.gpu.pipelines){const e=this.gpu.pipelines.indexOf(this);-1!==e&&this.gpu.pipelines.splice(e,1)}this._executor&&"function"==typeof this._executor.abortRuns&&this._executor.abortRuns(new Error(u));const e=()=>{this._releasePlan()},t=this._tail.then(e,e);return this._tail=t,t}_buildPlan(){const e=new d(this.gpu),t=new Array(this.argumentCount);for(let s=0;s<this.argumentCount;s++)t[s]=e.createHandle({source:"pipelineArg",index:s});const s=Math.random;let r;Math.random=function(){throw new Error("Math.random() is not allowed during pipeline orchestration; orchestration must be deterministic")},p=e;try{const e=this.fn.constructor&&this.fn.constructor.name;if("AsyncFunction"===e||"GeneratorFunction"===e||"AsyncGeneratorFunction"===e)throw new Error(l);r=this.fn.apply({constants:Object.assign({},this.constants)},t)}finally{p=null,Math.random=s}const n=function(e,t){if(null==t)throw new Error(o);if(e.handleMeta.has(t))return{kind:"single",entries:[{binding:e.bindValue(t)}]};if(Array.isArray(t))return{kind:"array",entries:t.map((t,s)=>({key:s,binding:e.bindValue(t)}))};if(t instanceof c)throw new Error(h);if("object"==typeof t&&!ArrayBuffer.isView(t)){if("function"==typeof t.then)throw new Error(l);const s=Object.getPrototypeOf(t);if(s!==Object.prototype&&null!==s)throw new Error(o);const r=[];for(const s in t)t.hasOwnProperty(s)&&r.push({key:s,binding:e.bindValue(t[s])});if(0===r.length)throw new Error(o);return{kind:"object",entries:r}}throw new Error(o)}(e,r),i=function(e,t){const s=new Array(e.length).fill(-1);for(let t=0;t<e.length;t++){const r=e[t].argBindings;for(let e=0;e<r.length;e++){const n=r[e];"step"===n.source&&(s[n.step]=Math.max(s[n.step],t))}}for(let r=0;r<t.length;r++){const n=t[r];"step"===n.source&&(s[n.step]=e.length)}const r=[],n=[];for(let t=0;t<e.length;t++){const i=e[t];let a=-1;for(let e=0;e<r.length;e++)if(n[e]<t&&g(r[e].output,i.output)){a=e;break}-1===a&&(a=r.length,r.push({output:i.output.slice()}),n.push(-1)),i.outputBuffer=a,n[a]=s[t]}return r}(e.steps,n.entries.map(e=>e.binding)),a=e.kernels.map(e=>({shortcut:e,clone:this._cloneKernel(e)}));return{steps:e.steps,buffers:i,results:n,kernels:a,held:e.held,genericClones:new Map}}_genericClone(e,t){const s=t.argBindings.map(e=>"step"===e.source?"T":"pipelineArg"===e.source?"a"+e.index:"l").join(","),r=t.kernel+":"+t.outputBuffer+":"+s;let n=e.genericClones.get(r);return n||(n=this._cloneKernel(e.kernels[t.kernel].clone,{immutable:!1,dynamicArguments:!1}),e.genericClones.set(r,n)),n}_prepareExecutor(e){if(this._fusionDisabled)return void(this._executor=!1);const t=this.plan.kernels;if(t.length>0&&"webgpu"===t[0].clone.kernel.constructor.mode){const{WebGPUPipelineExecutor:t}=ct();return t.compile(this,this.plan,e).then(e=>{this._executor=e,this.executorKind=e.kind,this.fallbackReason=null},e=>{this._degrade(e&&e.message||"fused executor unavailable")})}try{const{WebAssemblyPipelineExecutor:t}=ht();this._executor=t.compile(this,this.plan,e),this.executorKind=this._executor.kind,this.fallbackReason=null}catch(e){this._degrade(e&&e.message||"fused executor unavailable")}}_dropExecutor(){this._executor&&this._executor.destroy(),this._executor=void 0}_degrade(e){this._executor=!1,this.executorKind="generic",this.fallbackReason=e}_cloneKernel(e,t){const s=e.kernel,r=Object.assign({output:Array.from(s.output),pipeline:!0,immutable:!0,dynamicArguments:!0},t||{}),n=["constants","constantTypes","precision","loopMaxIterations","strictIntegers","fixIntegerDivisionAccuracy","optimizeFloatMemory","tactic","functions","nativeFunctions","injectedNative","debug","randomSeed","returnType"];s.declaredArgumentTypes&&(r.argumentTypes=s.declaredArgumentTypes.slice());for(let e=0;e<n.length;e++){const t=n[e];null!==s[t]&&void 0!==s[t]&&(r[t]=s[t])}return this.gpu.createKernel(s.source,r)}_uploadArg(e,t,s){const r="up:"+t;let n=e.genericClones.get(r);if(!n){const t=y(s),i=t[2]>1?"function (v) { return v[this.thread.z][this.thread.y][this.thread.x]; }":t[1]>1?"function (v) { return v[this.thread.y][this.thread.x]; }":"function (v) { return v[this.thread.x]; }",a=t[2]>1?[t[0],t[1],t[2]]:t[1]>1?[t[0],t[1]]:[t[0]];n=this.gpu.createKernel(i,{output:a,pipeline:!0,immutable:!1}),e.genericClones.set(r,n)}return n(s)}_genericEagerUploadsPay(e){return 0!==e.kernels.length&&"gpu"===e.kernels[0].clone.kernel.constructor.mode}_eagerUploads(e,t){const r=new Array(t.length).fill(null);for(let n=0;n<e.steps.length;n++){const i=e.steps[n].argBindings;for(let n=0;n<i.length;n++){const a=i[n];if("pipelineArg"!==a.source||r[a.index])continue;const o=t[a.index];if(!o||"object"!=typeof o)continue;if("function"==typeof o.toArray&&!(o instanceof s))continue;if(e.genericArgDims){const t=e.genericArgDims.get(a.index);if(void 0!==t&&t!==y(o).join("x"))return null}const u=this._uploadArg(e,a.index,o);if(u&&"function"==typeof u.then)return null;r[a.index]=u}}return r}async _executeGeneric(e,t,r){const n=new Array(e.buffers.length).fill(null);e.genericArgDims||(e.genericArgDims=new Map);for(let r=0;r<t.length;r++){const n=t[r];if(!n||"object"!=typeof n)continue;if("function"==typeof n.toArray&&!(n instanceof s))continue;const i=y(n).join("x"),a=e.genericArgDims.get(r);if(void 0===a)e.genericArgDims.set(r,i);else if(a!==i){const t=this.gpu&&this.gpu.kernels;for(const s of e.genericClones.values())t&&-1===t.indexOf(s.kernel)||s.destroy();e.genericClones.clear(),e.genericArgDims=new Map([[r,i]]);break}}const i=e.kernels.length>0?e.kernels[0].clone.kernel.constructor.mode:null,a="gpu"===i||"webgpu"===i,o=r||new Array(t.length).fill(null);if(a&&!r)for(let r=0;r<e.steps.length;r++){const n=e.steps[r].argBindings;for(let r=0;r<n.length;r++){const i=n[r];if("pipelineArg"!==i.source||o[i.index])continue;const a=t[i.index];if(!a||"object"!=typeof a)continue;if("function"==typeof a.toArray&&!(a instanceof s))continue;let u=this._uploadArg(e,i.index,a);u&&"function"==typeof u.then&&(u=await u),o[i.index]=u}}try{for(let s=0;s<e.steps.length;s++){const r=e.steps[s],i=r.argBindings,a=new Array(i.length);for(let s=0;s<i.length;s++){const r=i[s];"pipelineArg"===r.source?a[s]=o[r.index]||t[r.index]:"step"===r.source?a[s]=n[e.steps[r.step].outputBuffer]:a[s]=r.value}let u=this._genericClone(e,r).apply(null,a);u&&"function"==typeof u.then&&(u=await u),n[r.outputBuffer]=u}const s=e.results,r=new Array(s.entries.length);for(let i=0;i<s.entries.length;i++){const a=s.entries[i].binding;let o;o="pipelineArg"===a.source?t[a.index]:"step"===a.source?n[e.steps[a.step].outputBuffer]:a.value,o&&"function"==typeof o.toArray?(o=o.toArray(),o&&"function"==typeof o.then&&(o=await o)):"step"===a.source&&(o=x(o)),r[i]=o}if("single"===s.kind)return r[0];if("array"===s.kind)return r;const i={};for(let e=0;e<s.entries.length;e++)i[s.entries[e].key]=r[e];return i}finally{n.length=0}}_releasePlan(){if(this._executor&&this._executor.destroy(),this._executor=void 0,this.executorKind="generic",this.fallbackReason=null,!this.plan)return;const e=this.plan.kernels,t=this.gpu&&this.gpu.kernels;for(let s=0;s<e.length;s++){const r=e[s].clone;t&&-1===t.indexOf(r.kernel)||r.destroy()}for(const e of this.plan.genericClones.values())t&&-1===t.indexOf(e.kernel)||e.destroy();this.plan.genericClones.clear(),this.plan.held&&m(this.plan.held),this.plan=null}},PipelineHandle:c,getActiveTrace:function(){return p}}}),dt=e((e,t)=>{const{utils:s}=i(),{Input:n}=r(),{getActiveTrace:a}=pt();function o(e,t){if(t.kernel)return void(t.kernel=e);const r=s.allPropertiesOf(e);for(let s=0;s<r.length;s++){const n=r[s];"_"===n[0]&&"_"===n[1]||("function"==typeof e[n]?"add"===n.substring(0,3)||"set"===n.substring(0,3)?t[n]=function(){return t.kernel[n].apply(t.kernel,arguments),t}:t[n]=function(){return t.kernel[n].apply(t.kernel,arguments)}:(t.__defineGetter__(n,()=>t.kernel[n]),t.__defineSetter__(n,e=>{t.kernel[n]=e})))}t.kernel=e}t.exports={kernelRunShortcut:function(e){function t(t){e.build.apply(e,t),e.checkArgumentTypes(t);let r=e.switchingKernels?void 0:e.run.apply(e,t);for(let n=0;e.switchingKernels;n++){if(n>=4){const t=e.resetSwitchingKernels();throw new Error(`this kernel cannot run the arguments it was given (${s(t)}); it did not settle on a kernel for them after 4 attempts. Create a separate kernel for this call's argument types.`)}const i=e.resetSwitchingKernels(),a=e.onRequestSwitchKernel(i,t,e);p.kernel=e=a,a.checkArgumentTypes(t),r=a.switchingKernels?void 0:a.run.apply(a,t),a.fallbackRequested&&(r=e.run.apply(e,t))}return r}function s(e){return e&&e.length?e.map(e=>"argumentTypeMismatch"===e.type?`argument ${e.index} is now ${e.needed}`:e.type).join(", "):"unknown reason"}function r(s){if(e.onAsyncModeUpgrade){const t=e.onAsyncModeUpgrade;e.onAsyncModeUpgrade=null;const n=l(s);return t(n,e).then(e=>(e&&p.replaceKernel(e),r(n)))}try{if(!0===e.constructor.isAsync)return e.build.apply(e,s),Promise.resolve(e.run.apply(e,s));for(let e=0;e<s.length;e++)if(i(s[e]))return u(s).then(e=>r(e));const n=t(s);return e.renderKernels?Promise.resolve(e.renderKernels()):e.renderOutput?e.renderOutputAsync?e.renderOutputAsync():Promise.resolve(e.renderOutput()):Promise.resolve(n)}catch(e){return Promise.reject(e)}}function i(e){return Boolean(e)&&"WebGPUBuffer"===e.type}function u(e){const t=l(e),s=[];for(let e=0;e<t.length;e++)if(i(t[e])){const r=e;s.push(Promise.resolve(t[r].toArray()).then(e=>{t[r]=e}))}return Promise.all(s).then(()=>t)}function l(e){const t=new Array(e.length);for(let s=0;s<e.length;s++)t[s]=h(e[s]);return t}function h(e){return e&&"object"==typeof e?i(e)||"function"==typeof e.delete?e:ArrayBuffer.isView(e)?e.slice(0):Array.isArray(e)?e.map(h):e instanceof n?new n(h(e.value),e.size):e:e}function c(){const s=a();return s?s.recordKernelCall(p,arguments):!0===e.constructor.isAsync||!0===e.asyncMode?r(arguments):function(s){const r=t(s);return e.renderKernels?e.renderKernels():e.renderOutput?e.renderOutput():r}(arguments)}const p=function(){return c.apply(e,arguments)};return p.exec=function(){return new Promise((e,t)=>{try{e(c.apply(this,arguments))}catch(e){t(e)}})},p.replaceKernel=function(t){o(e=t,p)},o(e,p),p}}}),ft=e((e,s)=>{const{gpuMock:r}=t(),{utils:n}=i(),{Kernel:o}=a(),{CPUKernel:u}=p(),{HeadlessGLKernel:l}=ve(),{WebGL2Kernel:h}=tt(),{WebGLKernel:c}=be(),{WebGPUKernel:d}=it(),{WebAssemblyKernel:f}=lt(),{kernelRunShortcut:m}=dt(),{Pipeline:g}=pt(),y=[l,h,c,f],x=["gpu","cpu"],b={headlessgl:l,webgl2:h,webgl:c,webgpu:d,webasm:f};let v=!0;function S(e){if(!e)return{};const t=Object.assign({},e);return e.hasOwnProperty("floatOutput")&&(n.warnDeprecated("setting","floatOutput","precision"),t.precision=e.floatOutput?"single":"unsigned"),e.hasOwnProperty("outputToTexture")&&(n.warnDeprecated("setting","outputToTexture","pipeline"),t.pipeline=Boolean(e.outputToTexture)),e.hasOwnProperty("outputImmutable")&&(n.warnDeprecated("setting","outputImmutable","immutable"),t.immutable=Boolean(e.outputImmutable)),e.hasOwnProperty("floatTextures")&&(n.warnDeprecated("setting","floatTextures","optimizeFloatMemory"),t.optimizeFloatMemory=Boolean(e.floatTextures)),t}s.exports={GPU:class e{static disableValidation(){v=!1}static enableValidation(){v=!0}static get isGPUSupported(){return y.some(e=>e.isSupported)}static get isKernelMapSupported(){return y.some(e=>e.isSupported&&e.features.kernelMap)}static get isOffscreenCanvasSupported(){return"undefined"!=typeof Worker&&"undefined"!=typeof OffscreenCanvas||"undefined"!=typeof importScripts}static get isWebGLSupported(){return c.isSupported}static get isWebGL2Supported(){return h.isSupported}static get isHeadlessGLSupported(){return l.isSupported}static get isWebGPUSupported(){return d.isSupported}static isWebGPUAvailable(){return d.isSupported?navigator.gpu.requestAdapter().then(e=>null!==e,()=>!1):Promise.resolve(!1)}static get isWebAssemblySupported(){return f.isSupported}static get isCanvasSupported(){return"undefined"!=typeof HTMLCanvasElement}static get isGPUHTMLImageArraySupported(){return h.isSupported}static get isSinglePrecisionSupported(){return y.some(e=>e.isSupported&&e.features.isFloatRead&&e.features.isTextureFloat)}constructor(t){if(t=t||{},this.canvas=t.canvas||null,this.context=t.context||null,this.mode=t.mode,this.Kernel=null,this._webGPUDecision=null,"async"===t.mode&&(d.isSupported?e.isWebGPUAvailable().then(e=>{this._webGPUDecision=e},()=>{this._webGPUDecision=!1}):this._webGPUDecision=!1),this.kernels=[],this.pipelines=[],this.functions=[],this.nativeFunctions=[],this.injectedNative=null,"dev"!==this.mode){if(this.chooseKernel(),t.functions)for(let e=0;e<t.functions.length;e++)this.addFunction(t.functions[e]);if(t.nativeFunctions)for(const e in t.nativeFunctions){if(!t.nativeFunctions.hasOwnProperty(e))continue;const s=t.nativeFunctions[e],{name:r,source:n}=s;this.addNativeFunction(r,n,s)}}}chooseKernel(){if(this.Kernel)return;let e=null;if(this.context){for(let t=0;t<y.length;t++){const s=y[t];if(s.isContextMatch(this.context)){if(!s.isSupported)throw new Error(`Kernel type ${s.name} not supported`);e=s;break}}if(null===e)throw new Error("unknown Context")}else if(this.mode){if(this.mode in b)v&&!b[this.mode].isSupported||(e=b[this.mode]);else if("gpu"===this.mode){for(let t=0;t<y.length;t++)if(y[t].isSupported){e=y[t];break}}else if("async"===this.mode){for(let t=0;t<y.length;t++)if(y[t].isSupported){e=y[t];break}e||(e=u)}else"cpu"===this.mode&&(e=u);if(!e)throw new Error(`A requested mode of "${this.mode}" and is not supported`)}else{for(let t=0;t<y.length;t++)if(y[t].isSupported){e=y[t];break}e||(e=u)}this.mode||(this.mode=e.mode),this.Kernel=e}createKernel(t,s){if(void 0===t)throw new Error("Missing source parameter");if("object"!=typeof t&&!n.isFunction(t)&&"string"!=typeof t)throw new Error("source parameter not a function");const i=this.kernels;if("dev"===this.mode){const e=r(t,S(s));return i.push(e),e}t="function"==typeof t?t.toString():t;const a={},o=S(s)||{};s&&"object"==typeof s.argumentTypes&&(o.argumentTypes=Object.keys(s.argumentTypes).map(e=>s.argumentTypes[e]));const l=this;function h(e){console.warn("Falling back to CPU"+(y.fallbackReason?`: ${y.fallbackReason}`:""));const s=new u(t,{argumentTypes:y.argumentTypes,constantTypes:y.constantTypes,graphical:y.graphical,loopMaxIterations:y.loopMaxIterations,constants:y.constants,dynamicOutput:y.dynamicOutput,dynamicArgument:y.dynamicArguments,output:y.output,precision:y.precision,pipeline:y.pipeline,immutable:y.immutable,optimizeFloatMemory:y.optimizeFloatMemory,fixIntegerDivisionAccuracy:y.fixIntegerDivisionAccuracy,functions:y.functions,nativeFunctions:y.nativeFunctions,injectedNative:y.injectedNative,subKernels:y.subKernels,strictIntegers:y.strictIntegers,randomSeed:y.randomSeed,debug:y.debug,asyncMode:y.asyncMode,onRequestFallback:h,onRequestSwitchKernel:c,canvas:y.graphical&&!y.context?y.canvas:null});s.fallbackReason=y.fallbackReason,s.build.apply(s,e);const r=s.run.apply(s,e);return y.replaceKernel(s),!l.canvas&&s.canvas&&(l.canvas=s.canvas),!l.context&&s.context&&(l.context=s.context),r}function c(e,s,r){r.debug&&console.warn("Switching kernels");let n=null;if(r.signature&&!a[r.signature]&&(a[r.signature]=r),r.dynamicOutput)for(let t=e.length-1;t>=0;t--){const s=e[t];"outputPrecisionMismatch"===s.type&&(n=s.needed)}const o=r.constructor,u=o.getArgumentTypes(r,s),l=o.getSignature(r,u),p=a[l];if(p)return p.onActivate(r),p;const d=a[l]=new o(t,{argumentTypes:u,constantTypes:r.constantTypes,graphical:r.graphical,loopMaxIterations:r.loopMaxIterations,constants:r.constants,dynamicOutput:r.dynamicOutput,dynamicArgument:r.dynamicArguments,context:r.context,canvas:r.canvas,output:n||r.output,precision:r.precision,pipeline:r.pipeline,immutable:r.immutable,optimizeFloatMemory:r.optimizeFloatMemory,fixIntegerDivisionAccuracy:r.fixIntegerDivisionAccuracy,functions:r.functions,nativeFunctions:r.nativeFunctions,injectedNative:r.injectedNative,subKernels:r.subKernels,strictIntegers:r.strictIntegers,randomSeed:r.randomSeed,debug:r.debug,asyncMode:r.asyncMode,gpu:r.gpu,validate:v,returnType:r.returnType,tactic:r.tactic,onRequestFallback:h,onRequestSwitchKernel:c,texture:r.texture,mappedTextures:r.mappedTextures,drawBuffersMap:r.drawBuffersMap});return d.build.apply(d,s),y.replaceKernel(d),i.push(d),d}const p=Object.assign({context:this.context,canvas:this.canvas,functions:this.functions,nativeFunctions:this.nativeFunctions,injectedNative:this.injectedNative,gpu:this,validate:v,onRequestFallback:h,onRequestSwitchKernel:c},o);"async"===this.mode&&(p.asyncMode=!0);let f,g=this.Kernel;"async"===this.mode&&o.graphical&&!0===this._webGPUDecision&&(g=d,p.canvas===this.canvas&&(p.canvas=o.canvas||null),p.context===this.context&&(p.context=o.context||null),p.asyncMode=!0);try{f=new g(t,p)}catch(e){if(g===this.Kernel)throw e;f=new this.Kernel(t,Object.assign({},p,{canvas:this.canvas,context:this.context}))}const y=m(f);if("async"===this.mode&&d.isSupported&&!(f instanceof d)){const s=this;f.onAsyncModeUpgrade=function(r,n){return e.isWebGPUAvailable().then(e=>{if(!e)return null;if(n.graphical)return n.debug&&console.warn("webgpu upgrade declined: graphical kernels keep their canvas"),null;let a;try{a=new d(t,{functions:n.functions,nativeFunctions:n.nativeFunctions,injectedNative:n.injectedNative,gpu:s,validate:v,asyncMode:!0,output:n.output,pipeline:n.pipeline,immutable:n.immutable,dynamicOutput:n.dynamicOutput,dynamicArguments:!0,loopMaxIterations:n.loopMaxIterations,constants:n.constants,constantTypes:n.constantTypes,argumentTypes:n.argumentTypes,precision:n.precision,tactic:n.tactic,strictIntegers:n.strictIntegers,fixIntegerDivisionAccuracy:n.fixIntegerDivisionAccuracy,subKernels:n.subKernels,graphical:n.graphical,debug:n.debug}),a.build.apply(a,r)}catch(e){return n.debug&&console.warn("webgpu upgrade declined: "+e.message),null}return a._buildPromise.then(()=>(i.push(a),a),e=>(n.debug&&console.warn("webgpu upgrade declined: "+e.message),a.destroy(),null))},()=>null)}}return this.canvas||(this.canvas=f.canvas),this.context||(this.context=f.context),i.push(f),y}createPipeline(e,t){if("function"!=typeof e)throw new Error("createPipeline requires an orchestration function");if("dev"===this.mode)throw new Error("createPipeline is not supported in dev mode");const s=new g(this,e,t);this.pipelines.push(s);const r=function(){return s.call(arguments)};return r.pipeline=s,r.setConstants=function(e){return s.setConstants(e),r},r.destroy=function(){return s.destroy()},Object.defineProperty(r,"executorKind",{get:()=>s.executorKind}),Object.defineProperty(r,"fallbackReason",{get:()=>s.fallbackReason}),Object.defineProperty(r,"plan",{get:()=>s.plan}),Object.defineProperty(r,"backend",{get:()=>{const e=s.executorKind;if("fused-sync"===e||"fused-threaded"===e)return"webasm";if("fused-encoder"===e)return"webgpu";const t=s.plan;if(!t)return null;for(const[e,s]of t.genericClones)if(0!==e.indexOf("up:"))return s.kernel.constructor.mode;return t.kernels.length>0?t.kernels[0].clone.kernel.constructor.mode:null}}),r}createKernelMap(){let e,t;const s=typeof arguments[arguments.length-2];if("function"===s||"string"===s?(e=arguments[arguments.length-2],t=arguments[arguments.length-1]):e=arguments[arguments.length-1],!("dev"===this.mode||this.Kernel.isSupported&&this.Kernel.features.kernelMap)){if("webgpu"===this.Kernel.mode)throw new Error("WebGPU backend does not yet support createKernelMap");if(this.mode&&x.indexOf(this.mode)<0&&"webasm"!==this.Kernel.mode)throw new Error(`kernelMap not supported on ${this.Kernel.name}`)}const r=S(t);if(t&&"object"==typeof t.argumentTypes&&(r.argumentTypes=Object.keys(t.argumentTypes).map(e=>t.argumentTypes[e])),Array.isArray(arguments[0])){r.subKernels=[];const e=arguments[0];for(let t=0;t<e.length;t++){const s=e[t].toString(),i=n.getFunctionNameFromString(s);r.subKernels.push({name:i,source:s,property:t})}}else{r.subKernels=[];const e=arguments[0];for(let t in e){if(!e.hasOwnProperty(t))continue;const s=e[t].toString(),i=n.getFunctionNameFromString(s);r.subKernels.push({name:i||t,source:s,property:t})}}return this.createKernel(e,r)}combineKernels(){const e=arguments[0],t=arguments[arguments.length-1];if("async"===this.mode||e.kernel.asyncMode)throw new Error("mode 'async' does not yet support combineKernels; chain kernels with `await` and pipeline mode instead");if("cpu"===e.kernel.constructor.mode)return t;if("webgpu"===e.kernel.constructor.mode)throw new Error("WebGPU backend does not yet support combineKernels; chain kernels with `await` and pipeline mode instead");const s=arguments[0].canvas,r=arguments[0].context,n=arguments.length-1;for(let e=0;e<n;e++)arguments[e].setCanvas(s).setContext(r).setPipeline(!0);return function(){const e=t.apply(this,arguments);return e.toArray?e.toArray():e}}setFunctions(e){return this.functions=e,this}setNativeFunctions(e){return this.nativeFunctions=e,this}addFunction(e,t){return this.functions.push({source:e,settings:t}),this}addNativeFunction(e,t,s){if(this.kernels.length>0)throw new Error('Cannot call "addNativeFunction" after "createKernels" has been called.');return this.nativeFunctions.push(Object.assign({name:e,source:t},s)),this}injectNative(e){return this.injectedNative=e,this}destroy(){return new Promise((e,t)=>{this.kernels||e(),setTimeout(()=>{try{let s=Promise.resolve();if(this.pipelines){const e=this.pipelines.slice();s=Promise.all(e.map(e=>Promise.resolve(e.destroy()).catch(()=>{})))}const r=()=>{try{const e=this.kernels.slice();for(let t=0;t<e.length;t++)e[t].destroy(!0);let t=e[0];t&&(t.kernel&&(t=t.kernel),t.constructor.destroyContext&&t.constructor.destroyContext(this.context))}catch(e){return void t(e)}e()};s.then(r).catch(t)}catch(e){t(e)}},0)})}},kernelOrder:y,kernelTypes:x}}),mt=e((e,t)=>{const{utils:s}=i();t.exports={alias:function(e,t){const r=t.toString();return new Function(`return function ${e} (${s.getArgumentNamesFromString(r).join(", ")}) {\n  ${s.getFunctionBodyFromString(r)}\n}`)()}}}),gt=e((e,t)=>{const{GPU:s}=ft(),{alias:c}=mt(),{utils:d}=i(),{Input:f,input:m}=r(),{Texture:g}=n(),{FunctionBuilder:y}=o(),{FunctionNode:x}=l(),{CPUFunctionNode:b}=h(),{CPUKernel:v}=p(),{HeadlessGLKernel:S}=ve(),{WebGLFunctionNode:T}=N(),{WebGLKernel:A}=be(),{kernelValueMaps:w}=xe(),{WebGL2FunctionNode:_}=Se(),{WebGL2Kernel:E}=tt(),{kernelValueMaps:I}=et(),{WGSLFunctionNode:k}=st(),{WebGPUKernel:C}=it(),{WebGPUContext:L}=rt(),{WebGPUBufferResult:D}=nt(),{WebAssemblyFunctionNode:F}=ot(),{WebAssemblyKernel:$}=lt(),{GLKernel:G}=R(),{Kernel:O}=a(),{FunctionTracer:V}=u();t.exports={alias:c,CPUFunctionNode:b,CPUKernel:v,GPU:s,FunctionBuilder:y,FunctionNode:x,HeadlessGLKernel:S,Input:f,input:m,Texture:g,utils:d,WebGL2FunctionNode:_,WebGL2Kernel:E,webGL2KernelValueMaps:I,WebGLFunctionNode:T,WebGLKernel:A,webGLKernelValueMaps:w,WGSLFunctionNode:k,WebGPUKernel:C,WebGPUContext:L,WebGPUBufferResult:D,WebAssemblyFunctionNode:F,WebAssemblyKernel:$,GLKernel:G,Kernel:O,FunctionTracer:V,plugins:{mathRandom:M()}}});return e((e,t)=>{const s=gt(),r=s.GPU;for(const e in s)s.hasOwnProperty(e)&&"GPU"!==e&&(r[e]=s[e]);function n(e){e.GPU&&e.GPU.prototype&&e.GPU.prototype.createKernel||Object.defineProperty(e,"GPU",{configurable:!0,get:()=>r,set(){}})}r.GPU=r,"undefined"!=typeof window&&n(window),"undefined"!=typeof self&&n(self),t.exports=r})()});