"use strict";(()=>{var _=THREE,ie=Vue,le=window.JSZip;var F="1.2.0",K="1.0.0",B="_NONE_",h={albedo:{id:"albedo",label:"Albedo",description:"The color of the material",map:"map",icon:"tonality",default:new _.Color(16777215),regex:new RegExp("(s|_)*(basecolor|color|albedo)","i")},metalness:{id:"metalness",label:"Metalness",description:"The material's metalness map",map:"metalnessMap",icon:"brightness_6",default:new _.Color(0),regex:new RegExp("[ _]*metal(lic|ness)?","i")},emissive:{id:"emissive",label:"Emissive",description:"The material's emissive map",map:"emissiveMap",icon:"wb_twilight",default:new _.Color(0),regex:new RegExp("[ _]*(emissive|emission)","i")},roughness:{id:"roughness",label:"Roughness",description:"The material's roughness map",map:"roughnessMap",icon:"grain",default:new _.Color(16777215),regex:new RegExp("[ _]*rough(ness)?","i")},height:{id:"height",label:"Height",description:"The material's height map",map:"bumpMap",icon:"landscape",default:new _.Color(16777215),regex:new RegExp("[ _]*(height|bump)","i")},normal:{id:"normal",label:"Normal",description:"The material's normal map",map:"normalMap",icon:"looks",default:new _.Color("rgb(128, 128, 255)"),regex:new RegExp("[ _]*normal","i")},ao:{id:"ao",label:"Ambient Occlusion",description:"The material's ambient occlusion map",map:"aoMap",icon:"motion_mode",default:new _.Color(16777215),regex:new RegExp("[ _]*(ao|ambientocclusion|ambient occlusion)","i")}},o={},y=[],C=[];var ce=[...Object.keys(h).map(e=>h[e].id),B];y.push(()=>{o.channelProp=new Property(TextureLayer,"enum","channel",{default:B,values:ce,label:"PBR Channel",exposed:!1}),o.textureChannelProp=new Property(Texture,"enum","channel",{default:B,values:ce,label:"PBR Channel",exposed:!1}),o.materialTextureProp=new Property(Texture,"boolean","material",{default:!1,label:"Material Texture"}),o.pbrMaterialsProp=new Property(ModelProject,"object","pbr_materials",{default:{},exposed:!1,label:"PBR 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ue(e,a){let t;return function(...r){let n=()=>{t=void 0,e.apply(this,r)};clearTimeout(t),t=setTimeout(n,a)}}function z(e){let a=MediaPreview.renderer??new _.WebGLRenderer({alpha:!0,antialias:!0}),t=new _.Scene,r=new _.PerspectiveCamera(75,96/96,.1,1e3),n=new _.AmbientLight(16777215,.75);t.add(n);let i=new _.PointLight(16777215,1,100);i.position.set(5,5,5),t.add(i);let s=new _.SphereGeometry(1,32,32),l=e instanceof _.MeshStandardMaterial&&e.isMeshStandardMaterial?e:new _.MeshStandardMaterial({color:e.albedo,metalness:e.metalness??0,roughness:e.roughness??1,emissive:e.emissive,bumpScale:e.height??0,envMap:PreviewScene.active?.cubemap??null,envMapIntensity:.5}),u=new _.Mesh(s,l);t.add(u),r.position.x=0,r.position.y=0,r.position.z=2,a.setSize(96,96),a.render(t,r);let m=a.domElement.toDataURL();return l.dispose(),MediaPreview.renderer||(a.clear(),a.dispose()),m}function Y(e,a){let t=a??document.createElement("canvas"),r=t.getContext("2d");if(!r)return t.remove(),null;let n=Math.max(Project?Project.texture_width:16,16),i=Math.max(Project?Project.texture_height:16,16);t.width=n,t.height=i,r.fillStyle=`rgb(${e.r*255}, ${e.g*255}, ${e.b*255})`,r.fillRect(0,0,n,i);let s=t.toDataURL();return a||t.remove(),s}var Qe=(e=!0)=>{let a=Project?Project.textures??Texture.all:Texture.all;return e?a.filter(t=>t.layers_enabled&&t.layers.length>0).flatMap(t=>t.layers):a},k=class e{constructor(a,t){this._scope=a??Qe(),this._materialUuid=t}merToCanvas(){let a=this.getTexture(h.emissive),t=this.getTexture(h.roughness),r=this.getTexture(h.metalness);if(!a&&!t&&!r){let{metalness:n,emissive:i,roughness:s}=this.decodeMer();n&&(r=e.makePixelatedCanvas(n)),i&&(a=e.makePixelatedCanvas(i)),s&&(t=e.makePixelatedCanvas(s))}return{emissiveMap:a,roughnessMap:t,metalnessMap:r}}getMaterial(a={}){let{emissiveMap:t,roughnessMap:r,metalnessMap:n}=Format.id.startsWith("bedrock")?this.merToCanvas():{emissiveMap:this.getTexture(h.emissive),roughnessMap:this.getTexture(h.roughness),metalnessMap:this.getTexture(h.metalness)},i=this.getTexture(h.normal);return new _.MeshStandardMaterial({map:this.getTexture(h.albedo)??e.makePixelatedCanvas(TextureLayer.selected?.canvas??Texture.all.find(s=>s.selected)?.canvas??Texture.getDefault().canvas),aoMap:this.getTexture(h.ao),bumpMap:this.getTexture(h.height),normalMap:i,normalScale:new _.Vector2(-1,1),metalnessMap:n,metalness:n?1:0,roughnessMap:r,roughness:1,emissiveMap:t,emissiveIntensity:t?1:0,emissive:t?16777215:0,envMap:PreviewScene.active?.cubemap??null,envMapIntensity:.95,alphaTest:.1,transparent:!0,...a})}renderMaterialPreview(){return z(this.getMaterial())}saveTexture(a,t){Project&&(Project.pbr_materials||(Project.pbr_materials={}),Project.pbr_materials[this._materialUuid]||(Project.pbr_materials[this._materialUuid]={}),Project.pbr_materials[this._materialUuid][a.id]=t.uuid,t.extend({channel:a.id}))}findTexture(a,t=!0){if(!Project)return null;let r=this._scope.find(u=>u.channel&&(u.channel===a||u.channel===a.id));if(r)return r;let[n,i]=typeof a=="string"?[a,new RegExp(`_*${a}(.[^.]+)?$`,"i")]:[a.id,a.regex??new RegExp(`_*${a.id}(.[^.]+)?$`,"i")];Project.pbr_materials=Project.pbr_materials??{};let s=Project.pbr_materials[this._materialUuid];if(t&&!s?.length&&n!==B)return this._scope.find(u=>i.test(u.name))??null;let l=s?.[n];return l?this._scope.find(u=>u.uuid===l)??null:null}static makePixelatedCanvas(a){let t=new _.CanvasTexture(a,void 0,void 0,void 0,_.NearestFilter,_.NearestFilter);return t.needsUpdate=!0,t}getTexture(a){let t=this.findTexture(a);return t?e.makePixelatedCanvas(t.canvas):null}static extractChannel(a,t){let r=a.canvas,{width:n,height:i}=r,s=r.getContext("2d");if(!s||!n||!i)return null;let l=document.createElement("canvas");l.width=n,l.height=i;let u=l.getContext("2d");if(!u)return null;let m={r:0,g:1,b:2,a:3}[t],{data:d}=s.getImageData(0,0,n,i),c=new Uint8ClampedArray(n*i*4);for(let g=0;g<d.length;g+=4){let x=d[g+m];c[g]=x,c[g+1]=x,c[g+2]=x,c[g+3]=255}let v=new ImageData(c,n,i);return u.putImageData(v,0,0),l}decodeMer(a=1){let t=this.findTexture("mer",!0);if(!t)return{metalness:null,emissive:null,emissiveLevel:null,roughness:null,sss:null};let r=e.extractChannel(t,"r"),n=e.extractChannel(t,"g"),i=e.extractChannel(t,"b"),s=e.extractChannel(t,"a"),l=document.createElement("canvas");l.width=t.img.width??16,l.height=t.img.height??16;let u=this.findTexture(h.albedo);u&&(l.width=u.img.width??16,l.height=u.img.height??16);let m=l.getContext("2d"),d=n?.getContext("2d"),c=u?.canvas?.getContext("2d");if(!m||!c||!d)return{metalness:r,emissive:n,roughness:i,sss:s};let v=c.getImageData(0,0,l.width,l.height),g=d.getImageData(0,0,l.width,l.height),x=new Uint8ClampedArray(l.width*l.height*4);for(let f=0;f<v.data.length;f+=4){if(g.data[f]>a){x[f]=v.data[f],x[f+1]=v.data[f+1],x[f+2]=v.data[f+2],x[f+3]=255;continue}x[f]=0,x[f+1]=0,x[f+2]=0,x[f+3]=255}return m.putImageData(new ImageData(x,l.width,l.height),0,0),{metalness:r,emissive:l,emissiveLevel:n,roughness:i,sss:s}}createMer(a=!1){let t=this.findTexture(h.metalness,a),r=this.findTexture(h.emissive,a),n=this.findTexture(h.roughness,a),i=this.findTexture("sss",!1),s=Math.max(t?.img.width??0,r?.img.width??0,n?.img.width??0,Project?Project.texture_width:0,16),l=Math.max(t?.img.height??0,r?.img.height??0,n?.img.height??0,Project?Project.texture_height:0,16),u=document.createElement("canvas");u.width=s,u.height=l;let m=u.getContext("2d");if(!m)return null;let d=t?.img?e.extractChannel(t,"r"):null,c=r?.img?e.extractChannel(r,"g"):null,v=n?.img?e.extractChannel(n,"b"):null,g=i&&i?.img?e.extractChannel(i,"a"):null,x=d?.getContext("2d")?.getImageData(0,0,s,l)??new ImageData(s,l),f=c?.getContext("2d")?.getImageData(0,0,s,l)??new ImageData(s,l),p=v?.getContext("2d")?.getImageData(0,0,s,l)??new ImageData(s,l),b=g?.getContext("2d")?.getImageData(0,0,s,l)??new ImageData(new Uint8ClampedArray(s*l*4).fill(255),s,l),M=new Uint8ClampedArray(s*l*4);for(let 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Uint8ClampedArray(d*c*4),M=t?.canvas,w=r?.canvas,S=n?.canvas,T=u?.canvas,P=m?.canvas,L=M?.getContext("2d"),j=w?.getContext("2d"),H=S?.getContext("2d"),I=T?.getContext("2d"),ke=P?.getContext("2d"),Se=L?.getImageData(0,0,d,c),O=j?.getImageData(0,0,d,c),ne=H?.getImageData(0,0,d,c),je=I?.getImageData(0,0,d,c),Ne=ke?.getImageData(0,0,d,c);for(let D=0;D<p.length;D+=4){let oe=ne?1-Math.sqrt(ne.data[D]/255):0,Fe=Math.min(229,Math.max(0,Math.round((Se?.data[D]??oe)*229))),Ge=Ne?.data[D],ze=je?.data[D];if(p[D]=oe*255,p[D+1]=Fe,p[D+2]=ze??Ge??0,!O){p[D+3]=255;continue}let Ve=Math.round((O?.data[D]+O?.data[D+1]+O?.data[D+2])/3);p[D+3]=Ve||255}g.putImageData(new ImageData(p,d,c),0,0);let Be=i?.canvas,Re=l?.canvas,Ae=s?.canvas,Ie=Be?.getContext("2d"),He=Re?.getContext("2d"),$e=Ae?.getContext("2d"),se=Ie?.getImageData(0,0,d,c),Ue=He?.getImageData(0,0,d,c),Oe=$e?.getImageData(0,0,d,c);for(let D=0;D<b.length;D+=4)b[D]=se?.data[D]??0,b[D+1]=se?.data[D+1]??0,b[D+2]=Ue?.data[D+2]??255,b[D+3]=Oe?.data[D+3]||255;return f.putImageData(new ImageData(b,d,c),0,0),{specular:v,normalMap:x}}decodeLabPbrNormal(a){let t=a.img.width??16,r=a.img.height??16,n=a.canvas.getContext("2d");if(!n)return{};let i=document.createElement("canvas");i.width=t,i.height=r;let s=document.createElement("canvas");s.width=t,s.height=r;let l=document.createElement("canvas");l.width=t,l.height=r;let u=i.getContext("2d"),m=s.getContext("2d"),d=l.getContext("2d"),{data:c}=n.getImageData(0,0,t,r);if(!c||!u||!m||!d)return{};let v=new Uint8ClampedArray(t*r*4),g=new Uint8ClampedArray(t*r*4),x=new Uint8ClampedArray(t*r*4);for(let f=0;f<c.length;f+=4){let p=f+1,b=f+2,M=f+3;v[f]=c[b],v[p]=c[b],v[b]=c[b],v[M]=255,g[f]=c[f],g[p]=c[p],g[b]=255,g[M]=255,x[f]=c[M],x[p]=c[M],x[b]=c[M],x[M]=255}return u.putImageData(new ImageData(v,t,r),0,0),m.putImageData(new ImageData(g,t,r),0,0),d.putImageData(new ImageData(x,t,r),0,0),{ao:i,normal:s,heightmap:l}}decodeLabPbrSpecular(a){let t=a.img.width??16,r=a.img.height??16,n=a.canvas.getContext("2d");if(!n)return{};let i=document.createElement("canvas");i.width=t,i.height=r;let s=document.createElement("canvas");s.width=t,s.height=r;let l=document.createElement("canvas");l.width=t,l.height=r;let u=document.createElement("canvas");u.width=t,u.height=r;let m=document.createElement("canvas");m.width=t,m.height=r;let d=i.getContext("2d"),c=s.getContext("2d"),v=l.getContext("2d"),g=u.getContext("2d"),x=m.getContext("2d"),{data:f}=n.getImageData(0,0,t,r);if(!f||!d||!c||!v||!g||!x)return{};let p=new Uint8ClampedArray(t*r*4),b=new Uint8ClampedArray(t*r*4),M=new Uint8ClampedArray(t*r*4),w=new Uint8ClampedArray(t*r*4),S=new Uint8ClampedArray(t*r*4);for(let T=0;T<f.length;T+=4){let P=T+1,L=T+2,j=T+3;M[T]=255-f[T],M[P]=255-f[T],M[L]=255-f[T],M[j]=255,p[T]=f[P],p[P]=f[P],p[L]=f[P],p[j]=255,b[T]=f[j],b[P]=f[j],b[L]=f[j],b[j]=255,w[T]=0,w[P]=0,w[L]=0,w[j]=255,S[T]=f[L],S[P]=f[L],S[L]=f[L],S[j]=255,f[L]<65&&(w[T]=f[L],w[P]=f[L],w[L]=f[L],w[j]=255,S[T]=0,S[P]=0,S[L]=0,S[j]=255)}return d.putImageData(new ImageData(p,t,r),0,0),c.putImageData(new ImageData(b,t,r),0,0),v.putImageData(new ImageData(M,t,r),0,0),g.putImageData(new ImageData(w,t,r),0,0),x.putImageData(new ImageData(S,t,r),0,0),{metalness:i,emissive:s,roughness:l,sss:u,porosity:m}}createTexturesFromSpecular(a){let t=this.decodeLabPbrSpecular(a);return Object.entries(t).forEach(([r,n])=>{n&&new Texture({name:`${a.name}_${r}`,saved:!1,particle:!1,keep_size:!1}).fromDataURL(n.toDataURL()).add()}),t}createTexturesFromNormal(a){let t=this.decodeLabPbrNormal(a);return Object.entries(t).forEach(([r,n])=>{n&&new Texture({name:`${a.name}_${r}`,saved:!1,particle:!1,keep_size:!1}).fromDataURL(n.toDataURL()).add()}),t}};var V=class{constructor({lightHeight:a=.66,ambientLight:t=[.1,.1,.1],minLightIntensity:r=0,lightDiffuse:n=[1,1,1]}={}){this.lightHeight=a,this.ambientLight=t,this.minLightIntensity=r,this.lightDiffuse=n}bake(a,t,r){let n=t instanceof HTMLCanvasElement?t:this.createCanvas(t.width,t.height),i=r instanceof HTMLCanvasElement?r:this.createCanvas(r.width,r.height),s=n.getContext("2d"),l=i.getContext("2d");s.drawImage(t,0,0),l.drawImage(r,0,0);let u=s.getImageData(0,0,t.width,t.height),m=l.getImageData(0,0,r.width,r.height),d=[],c=[];for(let g=0;g<m.width;++g){c[g]=[];for(let x=0;x<m.height;++x){let f=(g+x*m.width)*4,p=[(m.data[f+0]/255-.5)*2,(m.data[f+1]/255-.5)*2,(m.data[f+2]/255-.5)*2],b=Math.sqrt(p[0]**2+p[1]**2+p[2]**2);c[g][x]=[p[0]/b,p[1]/b,p[2]/b]}}let v=g=>{let x=this.createCanvas(t.width,t.height),f=x.getContext("2d"),p=f.getImageData(0,0,x.width,x.height),b=[Math.cos(g),Math.sin(g),this.lightHeight];for(let M=0;M<m.width;++M)for(let w=0;w<m.height;++w){let S=c[M][w],T=(M+w*m.width)*4,P=[u.data[T+0]/255,u.data[T+1]/255,u.data[T+2]/255,u.data[T+3]],L=S[0]*b[0]+S[1]*b[1]+S[2]*b[2];L=Math.min(1,Math.max(this.minLightIntensity,L));let j=[L*P[0]*this.lightDiffuse[0]+this.ambientLight[0],L*P[1]*this.lightDiffuse[1]+this.ambientLight[1],L*P[2]*this.lightDiffuse[2]+this.ambientLight[2],P[3]];p.data[T+0]=Math.floor(j[0]*255),p.data[T+1]=Math.floor(j[1]*255),p.data[T+2]=Math.floor(j[2]*255),p.data[T+3]=j[3]}return f.putImageData(p,0,0),x};for(let g=0;g<a;++g){let x=Math.PI*2/a*g;d.push(v(x))}return d}createCanvas(a,t){let r=document.createElement("canvas");return r.width=a,r.height=t,r}};var me=(e,a=8,t=!1)=>{if(!Project)return;let r=Project.selected_texture??Texture.getDefault(),n=new 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TextureLayer({name:`baked_${v+1}`,data_url:d(c).toDataURL()},m).addForEditing()}),m.add().select(),Blockbench.showQuickMessage("Textures baked \u{1F950}",2e3)};y.push(()=>{o.bakeTexturesDialog=new Dialog("bake_textures",{id:"bake_textures",title:"Bake Textures",buttons:["Bake","Cancel"],form:{ambientLight:{type:"color",label:"Ambient Light",value:"#1f1f1f"},lightDiffuse:{type:"color",label:"Light Diffuse",value:"#ffffff"},lightHeight:{type:"range",label:"Light Height",min:0,max:1,step:.01,value:.66},minLightIntensity:{type:"range",label:"Minimum Light Intensity",min:0,max:1,step:.01,value:0},directions:{type:"number",label:"Directions",value:8,min:1,max:360,step:1},blendEmissive:{type:"checkbox",label:"Blend Emissive",value:!1}},onConfirm(e){let a=new _.Color(e.ambientLight.toString()),t=new 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HTMLCanvasElement<"u"&&e instanceof HTMLCanvasElement||typeof OffscreenCanvas<"u"&&e instanceof OffscreenCanvas||typeof ImageBitmap<"u"&&e instanceof ImageBitmap){let t=1024/Math.max(e.width,e.height),r=document.createElement("canvas");r.width=e.width*Math.min(1,t),r.height=e.height*Math.min(1,t);let n=r.getContext("2d");if(n.imageSmoothingEnabled=!1,n.drawImage(e,0,0,r.width,r.height),a!==void 0){let i=parseInt(a,16),s=(i>>16&255)/255,l=(i>>8&255)/255,u=(i&255)/255,m=n.getImageData(0,0,r.width,r.height),d=m.data;for(let c=0;c<d.length;c+=4)d[c+0]=d[c+0]*s,d[c+1]=d[c+1]*l,d[c+2]=d[c+2]*u;n.putImageData(m,0,0)}return r}throw new Error("Unsupported image type")}var U=7;function Te(){return`#usda 1.0
(
    customLayerData = {
        string creator = "Blockbench USDZExporter"
    }
    metersPerUnit = 1
    upAxis = "Y"
)

`}function et(e){let a=Te();return a+=e,a}function tt(e,a,t){let r="Object_"+e.id,n=at(e.matrixWorld);return e.matrixWorld.determinant()<0&&console.warn("THREE.USDZExporter: USDZ does not support negative scales",e),`def Xform "${r}" (
    prepend references = @./geometries/Geometry_${a.id}.usd@</Geometry>
)
{
    matrix4d xformOp:transform = ${n}
    uniform token[] xformOpOrder = ["xformOp:transform"]

    rel material:binding = </Materials/Material_${t.id}>
}

`}function at(e){let a=e.elements;return`( ${X(a,0)}, ${X(a,4)}, ${X(a,8)}, ${X(a,12)} )`}function X(e,a){return`(${e[a+0]}, ${e[a+1]}, ${e[a+2]}, ${e[a+3]})`}function rt(e){return`
def "Geometry"
{
  ${nt(e)}
}
`}function nt(e){let a="Geometry",t=e.attributes,r=t.position.count;return`
    def Mesh "${a}"
    {
        int[] faceVertexCounts = [${st(e)}]
        int[] faceVertexIndices = [${ot(e)}]
        normal3f[] normals = [${Me(t.normal,r)}] (
            interpolation = "vertex"
        )
        point3f[] points = [${Me(t.position,r)}]
        float2[] primvars:st = [${it(t.uv,r)}] (
            interpolation = "vertex"
        )
        uniform token subdivisionScheme = "none"
    }
`}function st(e){let a=e.index!==null?e.index.count:e.attributes.position.count;return Array(a/3).fill(3).join(", ")}function ot(e){let a=e.index,t=[];if(a!==null)for(let r=0;r<a.count;r++)t.push(a.getX(r));else{let r=e.attributes.position.count;for(let n=0;n<r;n++)t.push(n)}return t.join(", ")}function Me(e,a){if(e===void 0)return console.warn("USDZExporter: Normals missing."),Array(a).fill("(0, 0, 0)").join(", ");let t=[];for(let r=0;r<e.count;r++){let n=e.getX(r),i=e.getY(r),s=e.getZ(r);t.push(`(${n.toPrecision(U)}, ${i.toPrecision(U)}, ${s.toPrecision(U)})`)}return t.join(", ")}function it(e,a){if(e===void 0)return console.warn("USDZExporter: UVs missing."),Array(a).fill("(0, 0)").join(", ");let t=[];for(let r=0;r<e.count;r++){let n=e.getX(r),i=e.getY(r);t.push(`(${n.toPrecision(U)}, ${Number(i.toPrecision(U))})`)}return t.join(", ")}function lt(e,a){let t=[];for(let r in e){let n=e[r];t.push(ct(n,a))}return`def "Materials"
{
${t.join("")}
}

`}function ct(e,a){let t="            ",r=[],n=[];function i(l,u,m){let d=l.id+(m?"_"+m.getHexString():""),c=l.format===_.RGBAFormat;return a[d]=l,`
        def Shader "Transform2d_${u}" (
            sdrMetadata = {
                string role = "math"
            }
        )
        {
            uniform token info:id = "UsdTransform2d"
            float2 inputs:in.connect = </Materials/Material_${e.id}/uvReader_st.outputs:result>
            float2 inputs:scale = ${we(l.repeat)}
            float2 inputs:translation = ${we(l.offset)}
            float2 outputs:result
        }

        def Shader "Texture_${l.id}_${u}"
        {
            uniform token info:id = "UsdUVTexture"
            asset inputs:file = @textures/Texture_${d}.${c?"png":"jpg"}@
            float2 inputs:st.connect = </Materials/Material_${e.id}/Transform2d_${u}.outputs:result>
            token inputs:wrapS = "repeat"
            token inputs:wrapT = "repeat"
            float outputs:r
            float outputs:g
            float outputs:b
            float3 outputs:rgb
        }`}let s=e;if(s.map!==null?(r.push(`${t}color3f inputs:diffuseColor.connect = </Materials/Material_${s.id}/Texture_${s.map.id}_diffuse.outputs:rgb>`),n.push(i(s.map,"diffuse",s.color))):r.push(`${t}color3f inputs:diffuseColor = ${ye(s.color)}`),s.emissiveMap!==null?(r.push(`${t}color3f inputs:emissiveColor.connect = </Materials/Material_${s.id}/Texture_${s.emissiveMap.id}_emissive.outputs:rgb>`),n.push(i(s.emissiveMap,"emissive"))):s.emissive.getHex()>0&&r.push(`${t}color3f inputs:emissiveColor = ${ye(s.emissive)}`),s.normalMap!==null&&(r.push(`${t}normal3f inputs:normal.connect = </Materials/Material_${s.id}/Texture_${s.normalMap.id}_normal.outputs:rgb>`),n.push(i(s.normalMap,"normal"))),s.aoMap!==null&&(r.push(`${t}float inputs:occlusion.connect = </Materials/Material_${s.id}/Texture_${s.aoMap.id}_occlusion.outputs:r>`),n.push(i(s.aoMap,"occlusion"))),s.roughnessMap!==null&&s.roughness===1?(r.push(`${t}float inputs:roughness.connect = </Materials/Material_${s.id}/Texture_${s.roughnessMap.id}_roughness.outputs:g>`),n.push(i(s.roughnessMap,"roughness"))):r.push(`${t}float inputs:roughness = ${s.roughness}`),s.metalnessMap!==null&&s.metalness===1?(r.push(`${t}float inputs:metallic.connect = </Materials/Material_${s.id}/Texture_${s.metalnessMap.id}_metallic.outputs:b>`),n.push(i(s.metalnessMap,"metallic"))):r.push(`${t}float inputs:metallic = ${s.metalness}`),s.alphaMap!==null?(r.push(`${t}float inputs:opacity.connect = </Materials/Material_${s.id}/Texture_${s.alphaMap.id}_opacity.outputs:r>`),r.push(`${t}float inputs:opacityThreshold = 0.0001`),n.push(i(s.alphaMap,"opacity"))):r.push(`${t}float inputs:opacity = ${s.opacity}`),s.isMeshPhysicalMaterial){let l=s;r.push(`${t}float inputs:clearcoat = ${l.clearcoat}`),r.push(`${t}float inputs:clearcoatRoughness = ${l.clearcoatRoughness}`),r.push(`${t}float inputs:ior = ${l.ior}`)}return`
    def Material "Material_${s.id}"
    {
        def Shader "PreviewSurface"
        {
            uniform token info:id = "UsdPreviewSurface"
${r.join(`
`)}
            int inputs:useSpecularWorkflow = 0
            token outputs:surface
        }

        token outputs:surface.connect = </Materials/Material_${s.id}/PreviewSurface.outputs:surface>
        token inputs:frame:stPrimvarName = "st"

        def Shader "uvReader_st"
        {
            uniform token info:id = "UsdPrimvarReader_float2"
            token inputs:varname.connect = </Materials/Material_${s.id}.inputs:frame:stPrimvarName>
            float2 inputs:fallback = (0.0, 0.0)
            float2 outputs:result
        }

${n.join(`
`)}

    }
`}function ye(e){return`(${e.r}, ${e.g}, ${e.b})`}function we(e){return`(${e.x}, ${e.y})`}var Ce=ae;y.push(()=>{let e=new Codec("usdz",{extension:"usdz",name:"USDZ",remember:!0,export_options:{normal_type:{type:"select",label:"Normal Map Type",default:"opengl",options:{opengl:"OpenGL",directx:"DirectX"}}},fileName(){return G()+".usdz"},async compile(a={}){if(!Project)throw new Error("No project loaded");let t=Object.assign(this.getExportOptions(),a);Project.textures.forEach(s=>{if(!s.material)return;let l=new k(s.layers,s.uuid),u=l.findTexture("normal",!0);if(!u)return;let m=$(u,t.normal_type);m&&l.saveTexture(h.normal,m)}),N();let r=new Ce,n=new _.Scene;n.name="blockbench_export",n.add(Project.model_3d);let i=await r.parse(n);return this.dispatchEvent("compile",{model:i,options:t}),Canvas.scene.add(Project.model_3d),i},async export(a={}){let t=await this.compile(a);Blockbench.export({content:t,name:this.fileName(),startpath:this.startPath(),resource_id:"usdz",type:this.name,extensions:["usdz"],savetype:"buffer"},r=>this.afterDownload(r))}});o.exportUsdz=new Action("export_usdz",{category:"file",name:"Export USDZ",description:"Exports the current model as a USDZ file",icon:"stacks",async click(){if(!e)return;let a=await e.promptExportOptions();await e.export(a)}}),o.usdz=e,MenuBar.addAction(o.exportUsdz,"file.export")});C.push(()=>{MenuBar.removeAction("file.export_usdz")});y.push(()=>{o.bbmat=new Codec("material",{name:"Blockbench Material",extension:"bbmat",remember:!1,load_filter:{extensions:["bbmat"],type:"json"},compile(){if(!Texture.selected?.material||!Texture.selected?.layers_enabled)return;let e=Texture.selected.layers.map(a=>{let t=a.channel,r=a.canvas.toDataURL();return[t,r]});return JSON.stringify({version:K,channels:Object.fromEntries(e)})},parse(e,a){return e=typeof e=="string"?JSON.parse(e):e,e.version!==K?(Blockbench.showMessageBox({title:"Invalid Blockbench Material Version",message:`The material file "${a}" is not compatible with version ${F} of the PBR plugin.`,buttons:["OK"],confirm:0,width:400,cancel:0,checkboxes:{}},()=>null),{}):e.channels},load(e,a,t){if(!Project)return;let r=this.parse(e,a.path),n=Object.keys(r);if(!n.length)throw new Error("No valid channels found in the material");let i=r[h.albedo.id]??r[n[0]];n.includes("preview")&&(i=r.preview);let s=new Texture({name:pathToName(a.name),saved:!0,particle:!1,source:i,layers_enabled:!0});s.extend({material:!0});let l=n.map(u=>{if(!(u in h))return null;let m=r[u],d=new TextureLayer({name:u,data_url:m,visible:!0},s);return d.extend({channel:u}),d}).filter(Boolean);if(!l.length)throw new Error("No valid channel layers found in the material");i||s.fromDataURL(l[0].canvas.toDataURL()),s.add().select(),l.forEach(u=>{u.addForEditing(),s.width=Math.max(s.width,u.img.width),s.height=Math.max(s.height,u.img.height)}),s.updateChangesAfterEdit()},export(){Blockbench.export({resource_id:"material",type:this.name,extensions:[this.extension],name:`${Texture.selected?.name??this.fileName??"material"}.bbmat`,startpath:this.startPath(),content:this.compile()},e=>this.afterDownload(e))}}),o.bbMatExport=new Action("export_bbmat",{icon:"stacks",name:"Save as .bbmat",category:"file",condition:{project:!0,selected:{texture:!0},method(){return Texture.selected?.material}},click(){o.bbmat?.export?.()}}),o.bbMatImport=new Action("import_bbmat",{icon:"stacks",name:"Import .bbmat",category:"file",condition:{project:!0},click(){Blockbench.import({extensions:["bbmat"],type:"json",title:"Import .bbmat",multiple:!0},e=>{o.bbmat?.load&&e.forEach(a=>{o.bbmat.load(a.content,a,!0)})})}}),o.bbmat.export_action=o.bbMatExport,Texture.prototype.menu.addAction(o.bbMatExport),MenuBar.addAction(o.bbMatImport,"file.import")});C.push(()=>{Texture.prototype.menu.removeAction("export_bbmat"),MenuBar.removeAction("file.import.import_bbmat")});var Z=class e{constructor({colors:a}){this._colors={...Object.fromEntries(Object.keys(h).map(t=>[t,h[t].default??new _.Color(4294967040)])),...a}}get colors(){return this._colors}set colors(a){this._colors={...this._colors,...a}}toString(){let a=Object.entries(this._colors).map(([t,r])=>[t,r.getHexString()]);return JSON.stringify(a)}getChannel(a){return this._colors[a]}static makeLinearColor(a){let t=Math.min(1,Math.max(0,a));return new _.Color(t,t,t).convertSRGBToLinear()}static fromSettings(){let a="#000000",t=Number(o.brushMetalnessSlider?.get()),r=Number(o.brushRoughnessSlider?.get()??1),n=(o.brushEmissiveColor?.get()??a).toString(),i=Number(o.brushHeightSlider?.get()),s=ColorPanel.get(),l={[h.albedo.id]:new _.Color(s),[h.metalness.id]:e.makeLinearColor(t),[h.roughness.id]:e.makeLinearColor(r),[h.emissive.id]:new _.Color(n??a),[h.height.id]:e.makeLinearColor(i)};return new e({colors:l})}};var Ee="materialBrushPresets",re=()=>JSON.parse(localStorage.getItem(Ee)||"{}"),ut=(e,a)=>{let t=re(),r=a??guid(),n=o.userMaterialBrushPresets?.getFormResult()??{},i={};return n.albedo&&(i.albedo=n.albedo.toString()),n.metalness&&(i.metalness=Number(n.metalness)),n.roughness&&(i.roughness=Number(n.roughness)),n.emissive&&(i.emissive=n.emissive.toString()),n.height&&(i.height=Number(n.height)),t[r]=[i,e??"New Preset",z(i)],localStorage.setItem(Ee,JSON.stringify(t)),r},Pe=({metalness:e,roughness:a,emissive:t,height:r,albedo:n})=>{e!==void 0&&o.brushMetalnessSlider?.setValue(e||0,!0),a!==void 0&&o.brushRoughnessSlider?.setValue(a??1,!0),t!==void 0&&o.brushEmissiveColor?.set(t??"#000000"),r!==void 0&&o.brushHeightSlider?.setValue(Math.max(0,Math.min(1,r??.5)),!0),n!==void 0&&ColorPanel.set(n)},W=({id:e})=>Condition({project:!0,tools:["material_brush"],method(){let a=E();return(a?.layers_enabled&&a.layers.find(({channel:t})=>t&&t===e)!==void 0)===!0}}),mt=ie.extend({name:"UserPresetsDialog",data(){return{userPresets:{},channels:h}},methods:{applyPreset(e){try{let[a,t]=this.userPresets[e],{metalness:r,roughness:n,emissive:i,height:s,albedo:l}=a;Pe({metalness:Number(r),roughness:Number(n),emissive:i.toString(),height:Number(s),albedo:l.toString()}),o.userMaterialBrushPresets?.hide(),Blockbench.showQuickMessage(`Preset "${t}" applied`,2e3)}catch{Blockbench.showQuickMessage("Failed to apply preset",2e3)}},deletePreset(e){Blockbench.showMessageBox({title:"Delete Preset",message:"Are you sure you want to delete this preset?",confirm:1,cancel:0,buttons:["Cancel","Delete"],checkboxes:{},width:400},a=>{if(a){let t=re(),r=this.userPresets[e][1]??e;delete t[e],localStorage.setItem("materialBrushPresets",JSON.stringify(t)),this.userPresets=t,Blockbench.showQuickMessage(`Preset "${r}" deleted`,2e3)}})},editPreset(e){o.userMaterialBrushPresets?.setFormValues({name:this.userPresets[e][1]??e,...this.userPresets[e][0]})},getSummary(e){return Object.entries(e).filter(([a])=>a in this.channels).map(([a,t])=>a==="albedo"||a==="emissive"?`${this.channels[a]?.label??a}: ${t}`:`${this.channels[a]?.label??a}: ${Number(t).toFixed(1)}`).join(`
`)}},computed:{presets(){return Object.entries(this.userPresets)}},mounted(){this.userPresets=re()},template:`
    <div>
      <ul class="list mobile_scrollbar preset_list">
        <li
          v-for="([key, [settings, name, image]]) in presets"
          :key="key"
          class="user_preset"
        >
          <div v-if="image" class="preset_preview" @click="editPreset(key)">
            <img :src="image" :alt="name" :title="getSummary(settings)" width="96" height="96" />
            <div class="preset_title">{{ name }}</div>
          </div>
          <div v-else>
            <div class="preset_title" @click="editPreset(key)" :title="getSummary(settings)">{{ name }}</div>
          </div>
          <div class="preset_buttons">
            <button class="delete_preset" type="button" @click="deletePreset(key)">
              <i class="material-icons">close</i>
            </button>
          </div>
        </li>
      </ul>
    </div>`});y.push(()=>{o.materialBrushStyles=Blockbench.addCSS(`
  .preset_list {
    display: grid;
    grid-template-columns: repeat(auto-fill, 96px);
    grid-gap: 8px;
    justify-content: start;
    align-items: start;
    margin: 0 auto;
    padding: 8px;
  }

  .user_preset {
    display: flex;
    justify-content: start;
    align-items: center;
    width: 100%;
    padding: 8px;
    position: relative;
  }

  .preset_title {
    font-size: 1em;
    color: var(--color-text);
  }

  .user_preset:hover .preset_title {
    color: var(--color-accent);
  }

  .preset_preview {
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    justify-content: center;
    align-items: center;
    text-align: center;
  }

  .preset_buttons {
    display: flex;
    flex-direction: row;
    align-items: center;
    font-size: 0.8em;
    padding: 0 4px;
  }

  .preset_channel {
    display: flex;
    flex-direction: row;
    align-items: center;
    margin: 0 8px;
    font-size: 0.8em;
  }

  .delete_preset {
    margin-left: 8px;
    padding: 4px;
    height: 24px;
    width: 24px;
    min-width: 24px;
    background-color: transparent;
    color: var(--color-text);
    border: none;
    border-radius: 100%;
    position: absolute;
    right: -8px;
    top: 0;
    filter: drop-shadow(0 0 2px var(--color-shadow));
  }

  .delete_preset:hover {
    background: transparent;
    color: var(--color-accent);
  }

  .delete_preset .material-icons {
    font-size: 0.825em;
  }

  .delete_preset:hover .material-icons {
    color: var(--color-accent);
  }`),o.brushMetalnessSlider=new NumSlider("slider_brush_metalness",{category:"paint",name:"Metalness",description:"Adjust the metalness of the brush",tool_setting:"brush_metalness",settings:{min:0,max:1,step:.01,default:0},condition:()=>W(h.metalness)}),o.brushRoughnessSlider=new NumSlider("slider_brush_roughness",{category:"paint",name:"Roughness",description:"Adjust the roughness of the brush",tool_setting:"brush_roughness",settings:{min:0,max:1,step:.01,default:1},condition:()=>W(h.roughness)}),o.brushEmissiveColor=new ColorPicker("brush_emissive_color",{category:"paint",name:"Emissive",description:"Adjust the emissive color of the brush",value:"#000000",tool_setting:"brush_emissive",condition:()=>W(h.emissive)}),o.brushHeightSlider=new NumSlider("slider_brush_height",{category:"paint",name:"Height",description:"Adjust the height of the brush",tool_setting:"brush_height",settings:{min:0,max:1,step:.01,default:.5},condition:()=>W(h.height)}),o.materialBrushTool=new Tool("material_brush",{name:"Material Brush",description:"Paints across multiple texture layers",icon:"view_in_ar",paintTool:!0,cursor:"cell",category:"tools",toolbar:"brush",condition:{project:!0,selected:{texture:!0},modes:["paint"],method(){return E()?.layers_enabled??!1}},allowed_view_modes:"textured",tool_settings:{brush_metalness:0,brush_roughness:1,brush_emissive:"#000000",brush_height:.5},brush:{blend_modes:!1,shapes:!0,size:!0,softness:!0,opacity:!0,offset_even_radius:!0,floor_coordinates:!0,changePixel(e,a,t,r,{size:n,softness:i,texture:s,x:l,y:u}){let m=Z.fromSettings(),d=Object.keys(m.colors),c=Math.floor(n-i*n/100),v=t;return s.layers.forEach(g=>{if(!g.visible||!d.includes(g.channel))return;let x=m.getChannel(g.channel);if(!x)return;let f=Math.sqrt((l-e)**2+(u-a)**2),p=Math.min(1,f/c);if(l%c<=p&&u%c<=p){let b=g.ctx.getImageData(e,a,1,1).data,M=new _.Color(`rgb(${b[0]}, ${b[1]}, ${b[2]})`);x.lerp(M,1)}g.ctx.fillStyle=x.getStyle(),g.ctx.fillRect(e,a,1,1),g.selected&&(v={r:x.r*255,g:x.g*255,b:x.b*255,a:r*255})}),v}},onCanvasClick(e){Painter.startPaintToolCanvas(e,e.event)},onSelect(){Painter.updateNslideValues(),N()},click(){A()}}),o.loadBrushPreset=new Action("load_brush_preset",{icon:"stroke_full",name:"Material Brush Presets",description:"Load or save a brush preset",category:"paint",condition:{project:!0},click(){o.userMaterialBrushPresets=new Dialog("user_brush_presets",{id:"user_brush_presets",title:"Edit Material Brush",component:mt,part_order:["lines","component","form"],form:{albedo:{type:"color",label:"Albedo",value:ColorPanel.get(),toggle_enabled:!0},metalness:{type:"number",label:"Metalness",min:0,max:1,step:.01,full_width:!1,toggle_enabled:!0},roughness:{type:"number",label:"Roughness",min:0,max:1,step:.01,toggle_enabled:!0,full_width:!1},emissive:{type:"color",label:"Emissive",value:"#000000",toggle_enabled:!0},height:{type:"number",label:"Height",min:0,max:1,step:.01,toggle_enabled:!0}},onConfirm(e){Pe({metalness:Number(e.metalness??o.brushMetalnessSlider?.get()),roughness:Number(e.roughness??o.brushRoughnessSlider?.get()),emissive:(e.emissive??o.brushEmissiveColor?.get()).toString(),height:Number(e.height??o.brushHeightSlider?.get()),albedo:(e.albedo??ColorPanel.get()).toString()})},buttons:["Close","Save","Apply"],cancelIndex:0,confirmIndex:2,onButton(e,a){o.materialBrushTool?.select(),e===1&&Blockbench.textPrompt("Save Preset","New Preset",t=>{t&&(ut(t),Blockbench.showQuickMessage(`Preset "${t}" saved`,2e3))})}}).show()}}),MenuBar.addAction(o.materialBrushTool,"tools.0")});C.push(()=>{MenuBar.removeAction("tools.material_brush")});y.push(()=>{o.materialBrushPanel=new Panel("material_brush_panel",{name:"Material Brush",id:"material_brush_panel",icon:"view_in_ar",toolbars:[new Toolbar("material_brush_toolbar",{id:"material_brush_toolbar",children:["material_brush","load_brush_preset","slider_brush_metalness","slider_brush_roughness","brush_emissive_color","slider_brush_height"],name:"Material Settings"})],condition:{modes:["paint"],project:!0},component:{},expand_button:!0,growable:!1,onFold(){},onResize(){},default_side:"right",default_position:{slot:"right_bar",float_position:[0,0],float_size:[400,300],height:300,folded:!1},insert_after:"color",insert_before:"outliner"})});y.push(()=>{o.displaySettingsPanel=new Panel("display_settings",{name:"PBR Controls",id:"display_settings_panel",icon:"display_settings",toolbars:[new Toolbar("controls_toolbar",{id:"controls_toolbar",children:["toggle_pbr","correct_lights","display_settings_tone_mapping","display_settings_exposure","display_settings_reset_exposure","show_channel_select_menu"],name:"Display Settings"})],display_condition:{modes:["edit","paint","animate"],project:!0},component:{},expand_button:!0,growable:!1,onFold(){},onResize(){},default_side:"left",default_position:{slot:"left_bar",float_position:[0,0],float_size:[400,300],height:300,folded:!1},insert_after:"textures",insert_before:"color"})});var q=e=>e.visible&&e.channel&&e.channel!==B,dt=()=>{let e=R();if(e)return e.texture.layers.filter(q);let a=E();return a?a.layers_enabled?a.layers.filter(q):Texture.all.map(t=>t.layers_enabled?[...t.layers.filter(q)]:[q(t)?t:null]).flat().filter(Boolean):[]},Le=["select_texture","update_texture_selection","finish_edit","add_texture"],De=()=>{Panels.channels_panel.inside_vue.textures=dt()};y.push(()=>{o.channelsPanelStyle=Blockbench.addCSS(`
    .texture_channel {
      color: var(--color-text);
      flex: 1;
      font-size: 1em;
      margin: 0 0 0 auto;
      padding: 0 8px;
      text-align: right;
    }

    .texture_channel + .texture_particle_icon {
      padding-right: 8px;
    }

    .texture_channel_description {
      background-color: var(--color-back);
      display: flex;
      flex-direction: row;
      flex-wrap: nowrap;
      justify-content: space-between;
    }
    
    .texture_channel_wrapper {
      align-items: center;
      background-color: var(--color-ui);
      border-left: 1px solid var(--color-border);
      display: flex;
      flex: 1;
      flex-direction: row;
      align-items: center;
      flex-wrap: nowrap;
      padding: 0 8px;
    }

    .texture_channel_wrapper:hover {
      background-color: var(--color-button);
    }

    .texture_channel_description .texture_name {
      flex-direction: column;
      flex-wrap: nowrap;
      color: var(--color-subtle_text);
      display: flex;
      flex: 1;
      justify-content: center;
      align-items: start;
    }

    .texture_parent {
      color: var(--color-subtle_text);
      font-size: 0.8em;
    }

    .texture_channel_description:hover .texture_channel {
      color: var(--color-accent);
    }

    #pbr_channel_list {
      display: flex;
      flex-direction: column;
    }

    #pbr_channel_list .texture {
      border-top: 1px solid var(--color-border);
      padding-right: 0;
    }
  `),o.channelsPanel=new Panel("channels_panel",{name:"PBR Channels",id:"channels_panel",icon:"gallery_thumbnail",condition:{project:!0,selected:{texture:!0},modes:["paint","edit"]},toolbars:[],component:{name:"ChannelsPanel",data(){return{channels:h,textures:[]}},methods:{openMenu(e){o.channelMenu?.open(e)},selectTexture(e){Modes.options.paint.select(),e.select(),e.scrollTo()},channelEnabled(e){return e.channel&&e.channel!==B&&e.channel in this.channels},getImgSrc(e){return e.img?.src??`data:image/png;base64,${e.canvas.toDataURL()}`}},template:`
      <div>
        <ul class="list mobile_scrollbar" id="pbr_channel_list">
          <li
            v-for="texture in textures"
            v-on:click.stop="selectTexture(texture)"
            v-on:dblclick="openMenu($event)"
            :key="texture.uuid"
            class="texture"
          >
            <img :src="getImgSrc(texture)" :alt="texture.name" width="48" height="48" />
            <div class="texture_description_wrapper texture_channel_description">
              <div class="texture_name">
                <div>{{ texture.name }}</div>
                <div v-if="texture && texture.texture" class="texture_parent">
                  {{ texture.texture.name }}
                </div>
              </div>
              <div v-if="channelEnabled(texture)" class="texture_channel_wrapper">
                <div class="texture_channel">{{ channels[texture.channel].label }}</div>
                <i class="material-icons texture_particle_icon">{{ channels[texture.channel].icon }}</i>
              </div>
            </div>
          </li>
        </ul>
      </div>`},expand_button:!0,growable:!0,onFold(){},onResize(){},default_side:"left",default_position:{slot:"left_bar",float_position:[0,0],float_size:[400,300],height:350,folded:!0},insert_after:"layers",insert_before:"color"}),Blockbench.on(Le.join(" "),De)});C.push(()=>{Le.forEach(e=>{Blockbench.removeListener(e,De)})});(()=>{let e=()=>{y.forEach(t=>t())},a=()=>{J(),C.forEach(t=>t()),Object.entries(o).forEach(([t,r])=>{try{r?.delete()}catch(n){console.warn(`Failed to delete ${t} action:`,n)}})};BBPlugin.register("pbr_preview",{version:F,title:"PBR Tools",author:"Jason J. Gardner",description:"Create and view PBR materials in Blockbench. Export USDZ scenes and textures for Java or RenderDragon shaders.",tags:["Minecraft: Java Edition","Minecraft: Bedrock Edition","PBR"],icon:"icon.png",variant:"both",await_loading:!0,repository:"https://github.com/jasonjgardner/blockbench-plugins",has_changelog:!0,min_version:"4.10.3",onload:e,onunload:a})})();})();