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<h1 class='pagetitle'><a href="http://wiki.beyondunreal.com/wiki?back=Standard Unreal Object Definition">Standard Unreal Object Definition</a></h1>
<div class="wiki"><p>The header file below is taken from the Publicly Released 432 Header Files, Component of the Engine, Inc. Folder. These files are downloaded from the Epic Games Website.</p>
<p>See <a href="standard-unreal-object-def1.html">/Discuss</a> to comment, debate, analyze, whatever.</p>
<hr class="thin"><h2><a name="0.1"></a>Tim Sweeney, UnObject Header File<br>Standard Unreal Object Definitions, Engine</h2>
<pre class="uscript"><span class="uscript-comment">/*=============================================================================
UnObj.h: Standard Unreal object definitions.
Copyright 1997-1999 Epic Games, Inc. All Rights Reserved.
Revision history:
* Created by Tim Sweeney
=============================================================================*/</span>
<span class="uscript-comment">/*----------------------------------------------------------------------------
Forward declarations.
----------------------------------------------------------------------------*/</span>
<span class="uscript-comment">// All engine classes.</span>
<span class="uscript-keyword">class</span> UBitmap<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> UTexture<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> UFont<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> UPalette<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> USound<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> UMusic<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> UPrimitive<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> UMesh<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> UModel<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> UPolys<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> ULevelBase<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> ULevel<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> UPendingLevel<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> UPlayer<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> UViewport<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> UNetConnection<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> UConsole<span class="uscript-operator">;</span>
<span class="uscript-comment">// Other classes.</span>
<span class="uscript-keyword">struct</span> FTextureInfo<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> AActor<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> ABrush<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> FDecal<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> ADecal<span class="uscript-operator">;</span>
<span class="uscript-keyword">class</span> FScan<span class="uscript-operator">;</span>
<span class="uscript-comment">/*-----------------------------------------------------------------------------
UBspNode.
-----------------------------------------------------------------------------*/</span>
<span class="uscript-comment">// Flags associated with a Bsp node.</span>
<span class="uscript-keyword">enum</span> EBspNodeFlags
<span class="uscript-operator">{</span>
<span class="uscript-comment">// Flags.</span>
NF_NotCsg <span class="uscript-operator">=</span> <span class="uscript-number">0x01</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Node is not a Csg splitter, i.e. is a transparent poly.</span>
NF_ShootThrough <span class="uscript-operator">=</span> <span class="uscript-number">0x02</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Can shoot through (for projectile solid ops).</span>
NF_NotVisBlocking <span class="uscript-operator">=</span> <span class="uscript-number">0x04</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Node does not block visibility, i.e. is an invisible collision hull.</span>
NF_PolyOccluded <span class="uscript-operator">=</span> <span class="uscript-number">0x08</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Node's poly was occluded on the previously-drawn frame.</span>
NF_BoxOccluded <span class="uscript-operator">=</span> <span class="uscript-number">0x10</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Node's bounding box was occluded.</span>
NF_BrightCorners <span class="uscript-operator">=</span> <span class="uscript-number">0x10</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Temporary.</span>
NF_IsNew <span class="uscript-operator">=</span> <span class="uscript-number">0x20</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Editor: Node was newly-added.</span>
NF_IsFront <span class="uscript-operator">=</span> <span class="uscript-number">0x40</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Filter operation bounding-sphere precomputed and guaranteed to be front.</span>
NF_IsBack <span class="uscript-operator">=</span> <span class="uscript-number">0x80</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Guaranteed back.</span>
<span class="uscript-comment">// Combinations of flags.</span>
NF_NeverMove <span class="uscript-operator">=</span> <span class="uscript-number">0</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Bsp cleanup must not move nodes with these tags.</span>
<span class="uscript-operator">}</span><span class="uscript-operator">;</span>
<span class="uscript-comment">//</span>
<span class="uscript-comment">// Identifies a unique convex volume in the world.</span>
<span class="uscript-comment">//</span>
<span class="uscript-keyword">struct</span> ENGINE_API FPointRegion
<span class="uscript-operator">{</span>
<span class="uscript-comment">// Variables.</span>
<span class="uscript-keyword">class</span> AZoneInfo<span class="uscript-operator">*</span> Zone<span class="uscript-operator">;</span> <span class="uscript-comment">// Zone actor.</span>
<span class="uscript-type">INT</span> iLeaf<span class="uscript-operator">;</span> <span class="uscript-comment">// Bsp leaf.</span>
<span class="uscript-type">BYTE</span> ZoneNumber<span class="uscript-operator">;</span> <span class="uscript-comment">// Zone number.</span>
<span class="uscript-comment">// Constructors.</span>
FPointRegion<span class="uscript-operator">(</span><span class="uscript-operator">)</span>
<span class="uscript-operator">{</span><span class="uscript-operator">}</span>
FPointRegion<span class="uscript-operator">(</span> <span class="uscript-keyword">class</span> AZoneInfo<span class="uscript-operator">*</span> InLevel <span class="uscript-operator">)</span>
: Zone<span class="uscript-operator">(</span>InLevel<span class="uscript-operator">)</span><span class="uscript-operator">,</span> iLeaf<span class="uscript-operator">(</span>INDEX_NONE<span class="uscript-operator">)</span><span class="uscript-operator">,</span> ZoneNumber<span class="uscript-operator">(</span><span class="uscript-number">0</span><span class="uscript-operator">)</span>
<span class="uscript-operator">{</span><span class="uscript-operator">}</span>
FPointRegion<span class="uscript-operator">(</span> <span class="uscript-keyword">class</span> AZoneInfo<span class="uscript-operator">*</span> InZone<span class="uscript-operator">,</span> <span class="uscript-type">INT</span> InLeaf<span class="uscript-operator">,</span> <span class="uscript-type">BYTE</span> InZoneNumber <span class="uscript-operator">)</span>
: Zone<span class="uscript-operator">(</span>InZone<span class="uscript-operator">)</span><span class="uscript-operator">,</span> iLeaf<span class="uscript-operator">(</span>InLeaf<span class="uscript-operator">)</span><span class="uscript-operator">,</span> ZoneNumber<span class="uscript-operator">(</span>InZoneNumber<span class="uscript-operator">)</span>
<span class="uscript-operator">{</span><span class="uscript-operator">}</span>
<span class="uscript-operator">}</span><span class="uscript-operator">;</span>
<span class="uscript-comment">//</span>
<span class="uscript-comment">// FBspNode defines one node in the Bsp, including the front and back</span>
<span class="uscript-comment">// pointers and the polygon data itself. A node may have 0 or 3 to (MAX_NODE_VERTICES-1)</span>
<span class="uscript-comment">// vertices. If the node has zero vertices, it's only used for splitting and</span>
<span class="uscript-comment">// doesn't contain a polygon (this happens in the editor).</span>
<span class="uscript-comment">//</span>
<span class="uscript-comment">// vNormal, vTextureU, vTextureV, and others are indices into the level's</span>
<span class="uscript-comment">// vector table. iFront,iBack should be INDEX_NONE to indicate no children.</span>
<span class="uscript-comment">//</span>
<span class="uscript-comment">// If iPlane==INDEX_NONE, a node has no coplanars. Otherwise iPlane</span>
<span class="uscript-comment">// is an index to a coplanar polygon in the Bsp. All polygons that are iPlane</span>
<span class="uscript-comment">// children can only have iPlane children themselves, not fronts or backs.</span>
<span class="uscript-comment">//</span>
<span class="uscript-keyword">class</span> FBspNode <span class="uscript-comment">// 64 bytes</span>
<span class="uscript-operator">{</span>
public:
<span class="uscript-keyword">enum</span> <span class="uscript-operator">{</span>MAX_NODE_VERTICES<span class="uscript-operator">=</span><span class="uscript-number">16</span><span class="uscript-operator">}</span><span class="uscript-operator">;</span> <span class="uscript-comment">// Max vertices in a Bsp node, pre clipping.</span>
<span class="uscript-keyword">enum</span> <span class="uscript-operator">{</span>MAX_FINAL_VERTICES<span class="uscript-operator">=</span><span class="uscript-number">24</span><span class="uscript-operator">}</span><span class="uscript-operator">;</span> <span class="uscript-comment">// Max vertices in a Bsp node, post clipping.</span>
<span class="uscript-keyword">enum</span> <span class="uscript-operator">{</span>MAX_ZONES<span class="uscript-operator">=</span><span class="uscript-number">64</span><span class="uscript-operator">}</span><span class="uscript-operator">;</span> <span class="uscript-comment">// Max zones per level.</span>
<span class="uscript-comment">// Persistent information.</span>
FPlane Plane<span class="uscript-operator">;</span> <span class="uscript-comment">// 16 Plane the node falls into (X, Y, Z, W).</span>
QWORD ZoneMask<span class="uscript-operator">;</span> <span class="uscript-comment">// 8 Bit mask for all zones at or below this node (up to 64).</span>
<span class="uscript-type">INT</span> iVertPool<span class="uscript-operator">;</span> <span class="uscript-comment">// 4 Index of first vertex in vertex pool, =iTerrain if NumVertices==0 and NF_TerrainFront.</span>
<span class="uscript-type">INT</span> iSurf<span class="uscript-operator">;</span> <span class="uscript-comment">// 4 Index to surface information.</span>
<span class="uscript-comment">// iBack: 4 Index to node in front (in direction of Normal).</span>
<span class="uscript-comment">// iFront: 4 Index to node in back (opposite direction as Normal).</span>
<span class="uscript-comment">// iPlane: 4 Index to next coplanar poly in coplanar list.</span>
union <span class="uscript-operator">{</span> <span class="uscript-type">INT</span> iBack<span class="uscript-operator">;</span> <span class="uscript-type">INT</span> iChild<span class="uscript-operator">[</span><span class="uscript-number">1</span><span class="uscript-operator">]</span><span class="uscript-operator">;</span> <span class="uscript-operator">}</span><span class="uscript-operator">;</span>
<span class="uscript-type">INT</span> iFront<span class="uscript-operator">;</span>
<span class="uscript-type">INT</span> iPlane<span class="uscript-operator">;</span>
<span class="uscript-type">INT</span> iCollisionBound<span class="uscript-operator">;</span><span class="uscript-comment">// 4 Collision bound.</span>
<span class="uscript-type">INT</span> iRenderBound<span class="uscript-operator">;</span> <span class="uscript-comment">// 4 Rendering bound.</span>
<span class="uscript-type">BYTE</span> iZone<span class="uscript-operator">[</span><span class="uscript-number">2</span><span class="uscript-operator">]</span><span class="uscript-operator">;</span> <span class="uscript-comment">// 2 Visibility zone in 1=front, 0=back.</span>
<span class="uscript-type">BYTE</span> NumVertices<span class="uscript-operator">;</span> <span class="uscript-comment">// 1 Number of vertices in node.</span>
<span class="uscript-type">BYTE</span> NodeFlags<span class="uscript-operator">;</span> <span class="uscript-comment">// 1 Node flags.</span>
<span class="uscript-type">INT</span> iLeaf<span class="uscript-operator">[</span><span class="uscript-number">2</span><span class="uscript-operator">]</span><span class="uscript-operator">;</span> <span class="uscript-comment">// 8 Leaf in back and front, INDEX_NONE=not a leaf.</span>
<span class="uscript-comment">// Functions.</span>
UBOOL IsCsg<span class="uscript-operator">(</span> DWORD ExtraFlags<span class="uscript-operator">=</span><span class="uscript-number">0</span> <span class="uscript-operator">)</span> <span class="uscript-keyword">const</span>
<span class="uscript-operator">{</span>
<span class="uscript-keyword">return</span> <span class="uscript-operator">(</span>NumVertices<span class="uscript-operator">></span><span class="uscript-number">0</span><span class="uscript-operator">)</span> <span class="uscript-operator">&&</span> <span class="uscript-operator">!</span><span class="uscript-operator">(</span>NodeFlags <span class="uscript-operator">&</span> <span class="uscript-operator">(</span>NF_IsNew <span class="uscript-operator">|</span> NF_NotCsg <span class="uscript-operator">|</span> ExtraFlags<span class="uscript-operator">)</span><span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-operator">}</span>
UBOOL ChildOutside<span class="uscript-operator">(</span> <span class="uscript-type">INT</span> iChild<span class="uscript-operator">,</span> UBOOL Outside<span class="uscript-operator">,</span> DWORD ExtraFlags<span class="uscript-operator">=</span><span class="uscript-number">0</span> <span class="uscript-operator">)</span> <span class="uscript-keyword">const</span>
<span class="uscript-operator">{</span>
<span class="uscript-keyword">return</span> iChild ? <span class="uscript-operator">(</span>Outside <span class="uscript-operator">||</span> IsCsg<span class="uscript-operator">(</span>ExtraFlags<span class="uscript-operator">)</span><span class="uscript-operator">)</span> : <span class="uscript-operator">(</span>Outside <span class="uscript-operator">&&</span> <span class="uscript-operator">!</span>IsCsg<span class="uscript-operator">(</span>ExtraFlags<span class="uscript-operator">)</span><span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-operator">}</span>
ENGINE_API friend FArchive<span class="uscript-operator">&</span> <span class="uscript-keyword">operator</span><span class="uscript-operator"><<</span><span class="uscript-operator">(</span> FArchive<span class="uscript-operator">&</span> Ar<span class="uscript-operator">,</span> FBspNode<span class="uscript-operator">&</span> N <span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-operator">}</span><span class="uscript-operator">;</span>
<span class="uscript-comment">//</span>
<span class="uscript-comment">// Properties of a zone.</span>
<span class="uscript-comment">//</span>
<span class="uscript-keyword">class</span> ENGINE_API FZoneProperties
<span class="uscript-operator">{</span>
public:
<span class="uscript-comment">// Variables.</span>
AZoneInfo<span class="uscript-operator">*</span> ZoneActor<span class="uscript-operator">;</span> <span class="uscript-comment">// Optional actor defining the zone's property.</span>
<span class="uscript-type">FLOAT</span> LastRenderTime<span class="uscript-operator">;</span> <span class="uscript-comment">// Most recent level TimeSeconds when rendered.</span>
QWORD Connectivity<span class="uscript-operator">;</span> <span class="uscript-comment">// (Connect[i]&(1<<j))==1 if zone i is adjacent to zone j.</span>
QWORD Visibility<span class="uscript-operator">;</span> <span class="uscript-comment">// (Connect[i]&(1<<j))==1 if zone i can see zone j.</span>
<span class="uscript-comment">// Serializer.</span>
friend FArchive<span class="uscript-operator">&</span> <span class="uscript-keyword">operator</span><span class="uscript-operator"><<</span><span class="uscript-operator">(</span> FArchive<span class="uscript-operator">&</span> Ar<span class="uscript-operator">,</span> FZoneProperties<span class="uscript-operator">&</span> P <span class="uscript-operator">)</span>
<span class="uscript-operator">{</span>
guard<span class="uscript-operator">(</span>FZoneProperties<span class="uscript-operator"><<</span><span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-keyword">return</span> Ar <span class="uscript-operator"><<</span> <span class="uscript-operator">*</span><span class="uscript-operator">(</span>UObject<span class="uscript-operator">*</span><span class="uscript-operator">*</span><span class="uscript-operator">)</span><span class="uscript-operator">&</span>P<span class="uscript-operator">.</span>ZoneActor <span class="uscript-operator"><<</span> P<span class="uscript-operator">.</span>Connectivity <span class="uscript-operator"><<</span> P<span class="uscript-operator">.</span>Visibility<span class="uscript-operator">;</span>
Ar <span class="uscript-operator"><<</span> P<span class="uscript-operator">.</span>LastRenderTime<span class="uscript-operator">;</span>
unguard<span class="uscript-operator">;</span>
<span class="uscript-operator">}</span>
<span class="uscript-operator">}</span><span class="uscript-operator">;</span>
<span class="uscript-comment">/*-----------------------------------------------------------------------------
UBspLeaves.
-----------------------------------------------------------------------------*/</span>
<span class="uscript-comment">//</span>
<span class="uscript-comment">// Information about a convex volume.</span>
<span class="uscript-comment">//</span>
<span class="uscript-keyword">class</span> FLeaf
<span class="uscript-operator">{</span>
public:
<span class="uscript-comment">// Variables.</span>
<span class="uscript-type">INT</span> iZone<span class="uscript-operator">;</span> <span class="uscript-comment">// The zone this convex volume is in.</span>
<span class="uscript-type">INT</span> iPermeating<span class="uscript-operator">;</span> <span class="uscript-comment">// Lights permeating this volume considering shadowing.</span>
<span class="uscript-type">INT</span> iVolumetric<span class="uscript-operator">;</span> <span class="uscript-comment">// Volumetric lights hitting this region, no shadowing.</span>
QWORD VisibleZones<span class="uscript-operator">;</span> <span class="uscript-comment">// Bit mask of visible zones from this convex volume.</span>
<span class="uscript-comment">// Functions.</span>
FLeaf<span class="uscript-operator">(</span><span class="uscript-operator">)</span>
<span class="uscript-operator">{</span><span class="uscript-operator">}</span>
FLeaf<span class="uscript-operator">(</span> <span class="uscript-type">INT</span> iInZone<span class="uscript-operator">,</span> <span class="uscript-type">INT</span> InPermeating<span class="uscript-operator">,</span> <span class="uscript-type">INT</span> InVolumetric<span class="uscript-operator">,</span> QWORD InVisibleZones <span class="uscript-operator">)</span>
: iZone<span class="uscript-operator">(</span>iInZone<span class="uscript-operator">)</span><span class="uscript-operator">,</span> iPermeating<span class="uscript-operator">(</span>InPermeating<span class="uscript-operator">)</span><span class="uscript-operator">,</span> iVolumetric<span class="uscript-operator">(</span>InVolumetric<span class="uscript-operator">)</span><span class="uscript-operator">,</span> VisibleZones<span class="uscript-operator">(</span>InVisibleZones<span class="uscript-operator">)</span>
<span class="uscript-operator">{</span><span class="uscript-operator">}</span>
friend FArchive<span class="uscript-operator">&</span> <span class="uscript-keyword">operator</span><span class="uscript-operator"><<</span><span class="uscript-operator">(</span> FArchive<span class="uscript-operator">&</span> Ar<span class="uscript-operator">,</span> FLeaf<span class="uscript-operator">&</span> L <span class="uscript-operator">)</span>
<span class="uscript-operator">{</span>
guard<span class="uscript-operator">(</span>FLeaf<span class="uscript-operator"><<</span><span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-keyword">return</span> Ar <span class="uscript-operator"><<</span> AR_INDEX<span class="uscript-operator">(</span>L<span class="uscript-operator">.</span>iZone<span class="uscript-operator">)</span> <span class="uscript-operator"><<</span> AR_INDEX<span class="uscript-operator">(</span>L<span class="uscript-operator">.</span>iPermeating<span class="uscript-operator">)</span> <span class="uscript-operator"><<</span> AR_INDEX<span class="uscript-operator">(</span>L<span class="uscript-operator">.</span>iVolumetric<span class="uscript-operator">)</span> <span class="uscript-operator"><<</span> L<span class="uscript-operator">.</span>VisibleZones<span class="uscript-operator">;</span>
unguard<span class="uscript-operator">;</span>
<span class="uscript-operator">}</span>
<span class="uscript-operator">}</span><span class="uscript-operator">;</span>
<span class="uscript-comment">/*-----------------------------------------------------------------------------
UBspSurf.
-----------------------------------------------------------------------------*/</span>
<span class="uscript-comment">//</span>
<span class="uscript-comment">// One Bsp polygon. Lists all of the properties associated with the</span>
<span class="uscript-comment">// polygon's plane. Does not include a point list; the actual points</span>
<span class="uscript-comment">// are stored along with Bsp nodes, since several nodes which lie in the</span>
<span class="uscript-comment">// same plane may reference the same poly.</span>
<span class="uscript-comment">//</span>
<span class="uscript-keyword">class</span> FBspSurf
<span class="uscript-operator">{</span>
public:
<span class="uscript-comment">// Persistent info.</span>
UTexture<span class="uscript-operator">*</span> Texture<span class="uscript-operator">;</span> <span class="uscript-comment">// 4 Texture map.</span>
DWORD PolyFlags<span class="uscript-operator">;</span> <span class="uscript-comment">// 4 Polygon flags.</span>
<span class="uscript-type">INT</span> pBase<span class="uscript-operator">;</span> <span class="uscript-comment">// 4 Polygon & texture base point index (where U,V==0,0).</span>
<span class="uscript-type">INT</span> vNormal<span class="uscript-operator">;</span> <span class="uscript-comment">// 4 Index to polygon normal.</span>
<span class="uscript-type">INT</span> vTextureU<span class="uscript-operator">;</span> <span class="uscript-comment">// 4 Texture U-vector index.</span>
<span class="uscript-type">INT</span> vTextureV<span class="uscript-operator">;</span> <span class="uscript-comment">// 4 Texture V-vector index.</span>
<span class="uscript-type">INT</span> iLightMap<span class="uscript-operator">;</span> <span class="uscript-comment">// 4 Light mesh.</span>
<span class="uscript-type">INT</span> iBrushPoly<span class="uscript-operator">;</span> <span class="uscript-comment">// 4 Editor brush polygon index.</span>
SWORD PanU<span class="uscript-operator">;</span> <span class="uscript-comment">// 2 U-Panning value.</span>
SWORD PanV<span class="uscript-operator">;</span> <span class="uscript-comment">// 2 V-Panning value.</span>
ABrush<span class="uscript-operator">*</span> Actor<span class="uscript-operator">;</span> <span class="uscript-comment">// 4 Brush actor owning this Bsp surface.</span>
TArray<span class="uscript-operator"><</span>FDecal<span class="uscript-operator">></span> Decals<span class="uscript-operator">;</span> <span class="uscript-comment">// 12 Array decals on this surface</span>
TArray<span class="uscript-operator"><</span><span class="uscript-type">INT</span><span class="uscript-operator">></span> Nodes<span class="uscript-operator">;</span> <span class="uscript-comment">// 12 Nodes which make up this surface</span>
<span class="uscript-comment">// Functions.</span>
ENGINE_API friend FArchive<span class="uscript-operator">&</span> <span class="uscript-keyword">operator</span><span class="uscript-operator"><<</span><span class="uscript-operator">(</span> FArchive<span class="uscript-operator">&</span> Ar<span class="uscript-operator">,</span> FBspSurf<span class="uscript-operator">&</span> Surf <span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-operator">}</span><span class="uscript-operator">;</span>
<span class="uscript-comment">// Flags describing effects and properties of a Bsp polygon.</span>
<span class="uscript-keyword">enum</span> EPolyFlags
<span class="uscript-operator">{</span>
<span class="uscript-comment">// Regular in-game flags.</span>
PF_Invisible <span class="uscript-operator">=</span> <span class="uscript-number">0x00000001</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Poly is invisible.</span>
PF_Masked <span class="uscript-operator">=</span> <span class="uscript-number">0x00000002</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Poly should be drawn masked.</span>
PF_Translucent <span class="uscript-operator">=</span> <span class="uscript-number">0x00000004</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Poly is transparent.</span>
PF_NotSolid <span class="uscript-operator">=</span> <span class="uscript-number">0x00000008</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Poly is not solid, doesn't block.</span>
PF_Environment <span class="uscript-operator">=</span> <span class="uscript-number">0x00000010</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Poly should be drawn environment mapped.</span>
PF_ForceViewZone <span class="uscript-operator">=</span> <span class="uscript-number">0x00000010</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Force current iViewZone in OccludeBSP (reuse Environment flag)</span>
PF_Semisolid <span class="uscript-operator">=</span> <span class="uscript-number">0x00000020</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Poly is semi-solid = collision solid, Csg nonsolid.</span>
PF_Modulated <span class="uscript-operator">=</span> <span class="uscript-number">0x00000040</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Modulation transparency.</span>
PF_FakeBackdrop <span class="uscript-operator">=</span> <span class="uscript-number">0x00000080</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Poly looks exactly like backdrop.</span>
PF_TwoSided <span class="uscript-operator">=</span> <span class="uscript-number">0x00000100</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Poly is visible from both sides.</span>
PF_AutoUPan <span class="uscript-operator">=</span> <span class="uscript-number">0x00000200</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Automatically pans in U direction.</span>
PF_AutoVPan <span class="uscript-operator">=</span> <span class="uscript-number">0x00000400</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Automatically pans in V direction.</span>
PF_NoSmooth <span class="uscript-operator">=</span> <span class="uscript-number">0x00000800</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Don't smooth textures.</span>
PF_BigWavy <span class="uscript-operator">=</span> <span class="uscript-number">0x00001000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Poly has a big wavy pattern in it.</span>
PF_SpecialPoly <span class="uscript-operator">=</span> <span class="uscript-number">0x00001000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Game-specific poly-level render control (reuse BigWavy flag)</span>
PF_SmallWavy <span class="uscript-operator">=</span> <span class="uscript-number">0x00002000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Small wavy pattern (for water/enviro reflection).</span>
PF_Flat <span class="uscript-operator">=</span> <span class="uscript-number">0x00004000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Flat surface.</span>
PF_LowShadowDetail <span class="uscript-operator">=</span> <span class="uscript-number">0x00008000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Low detaul shadows.</span>
PF_NoMerge <span class="uscript-operator">=</span> <span class="uscript-number">0x00010000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Don't merge poly's nodes before lighting when rendering.</span>
PF_CloudWavy <span class="uscript-operator">=</span> <span class="uscript-number">0x00020000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Polygon appears wavy like clouds.</span>
PF_DirtyShadows <span class="uscript-operator">=</span> <span class="uscript-number">0x00040000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Dirty shadows.</span>
PF_BrightCorners <span class="uscript-operator">=</span> <span class="uscript-number">0x00080000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Brighten convex corners.</span>
PF_SpecialLit <span class="uscript-operator">=</span> <span class="uscript-number">0x00100000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Only speciallit lights apply to this poly.</span>
PF_Gouraud <span class="uscript-operator">=</span> <span class="uscript-number">0x00200000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Gouraud shaded.</span>
PF_NoBoundRejection <span class="uscript-operator">=</span> <span class="uscript-number">0x00200000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Disable bound rejection in OccludeBSP (reuse Gourard flag)</span>
PF_Unlit <span class="uscript-operator">=</span> <span class="uscript-number">0x00400000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Unlit.</span>
PF_HighShadowDetail <span class="uscript-operator">=</span> <span class="uscript-number">0x00800000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// High detail shadows.</span>
PF_Portal <span class="uscript-operator">=</span> <span class="uscript-number">0x04000000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Portal between iZones.</span>
PF_Mirrored <span class="uscript-operator">=</span> <span class="uscript-number">0x08000000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Reflective surface.</span>
<span class="uscript-comment">// Editor flags.</span>
PF_Memorized <span class="uscript-operator">=</span> <span class="uscript-number">0x01000000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Editor: Poly is remembered.</span>
PF_Selected <span class="uscript-operator">=</span> <span class="uscript-number">0x02000000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Editor: Poly is selected.</span>
PF_Highlighted <span class="uscript-operator">=</span> <span class="uscript-number">0x10000000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Editor: Poly is highlighted. </span>
PF_FlatShaded <span class="uscript-operator">=</span> <span class="uscript-number">0x40000000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// FPoly has been split by SplitPolyWithPlane. </span>
<span class="uscript-comment">// Internal.</span>
PF_EdProcessed <span class="uscript-operator">=</span> <span class="uscript-number">0x40000000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// FPoly was already processed in editorBuildFPolys.</span>
PF_EdCut <span class="uscript-operator">=</span> <span class="uscript-number">0x80000000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// FPoly has been split by SplitPolyWithPlane. </span>
PF_RenderFog <span class="uscript-operator">=</span> <span class="uscript-number">0x40000000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Render with fogmapping.</span>
PF_Occlude <span class="uscript-operator">=</span> <span class="uscript-number">0x80000000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Occludes even if PF_NoOcclude.</span>
PF_RenderHint <span class="uscript-operator">=</span> <span class="uscript-number">0x01000000</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Rendering optimization hint.</span>
<span class="uscript-comment">// Combinations of flags.</span>
PF_NoOcclude <span class="uscript-operator">=</span> PF_Masked <span class="uscript-operator">|</span> PF_Translucent <span class="uscript-operator">|</span> PF_Invisible <span class="uscript-operator">|</span> PF_Modulated<span class="uscript-operator">,</span>
PF_NoEdit <span class="uscript-operator">=</span> PF_Memorized <span class="uscript-operator">|</span> PF_Selected <span class="uscript-operator">|</span> PF_EdProcessed <span class="uscript-operator">|</span> PF_NoMerge <span class="uscript-operator">|</span> PF_EdCut<span class="uscript-operator">,</span>
PF_NoImport <span class="uscript-operator">=</span> PF_NoEdit <span class="uscript-operator">|</span> PF_NoMerge <span class="uscript-operator">|</span> PF_Memorized <span class="uscript-operator">|</span> PF_Selected <span class="uscript-operator">|</span> PF_EdProcessed <span class="uscript-operator">|</span> PF_EdCut<span class="uscript-operator">,</span>
PF_AddLast <span class="uscript-operator">=</span> PF_Semisolid <span class="uscript-operator">|</span> PF_NotSolid<span class="uscript-operator">,</span>
PF_NoAddToBSP <span class="uscript-operator">=</span> PF_EdCut <span class="uscript-operator">|</span> PF_EdProcessed <span class="uscript-operator">|</span> PF_Selected <span class="uscript-operator">|</span> PF_Memorized<span class="uscript-operator">,</span>
PF_NoShadows <span class="uscript-operator">=</span> PF_Unlit <span class="uscript-operator">|</span> PF_Invisible <span class="uscript-operator">|</span> PF_Environment <span class="uscript-operator">|</span> PF_FakeBackdrop<span class="uscript-operator">,</span>
PF_Transient <span class="uscript-operator">=</span> PF_Highlighted<span class="uscript-operator">,</span>
<span class="uscript-operator">}</span><span class="uscript-operator">;</span>
<span class="uscript-comment">/*-----------------------------------------------------------------------------
FLightMapIndex.
-----------------------------------------------------------------------------*/</span>
<span class="uscript-comment">//</span>
<span class="uscript-comment">// A shadow occlusion mask.</span>
<span class="uscript-comment">//</span>
<span class="uscript-keyword">class</span> ENGINE_API FShadowMask
<span class="uscript-operator">{</span>
public:
AActor<span class="uscript-operator">*</span> Owner<span class="uscript-operator">;</span>
TArray<span class="uscript-operator"><</span><span class="uscript-type">BYTE</span><span class="uscript-operator">></span> ShadowData<span class="uscript-operator">;</span>
friend FArchive<span class="uscript-operator">&</span> <span class="uscript-keyword">operator</span><span class="uscript-operator"><<</span><span class="uscript-operator">(</span> FArchive<span class="uscript-operator">&</span> Ar<span class="uscript-operator">,</span> FShadowMask<span class="uscript-operator">&</span> M <span class="uscript-operator">)</span>
<span class="uscript-operator">{</span>
<span class="uscript-keyword">return</span> Ar <span class="uscript-operator"><<</span> <span class="uscript-operator">*</span><span class="uscript-operator">(</span>UObject<span class="uscript-operator">*</span><span class="uscript-operator">*</span><span class="uscript-operator">)</span><span class="uscript-operator">&</span>M<span class="uscript-operator">.</span>Owner <span class="uscript-operator"><<</span> M<span class="uscript-operator">.</span>ShadowData<span class="uscript-operator">;</span>
<span class="uscript-operator">}</span>
<span class="uscript-operator">}</span><span class="uscript-operator">;</span>
<span class="uscript-comment">//</span>
<span class="uscript-comment">// Describes the mesh-based lighting applied to a Bsp poly.</span>
<span class="uscript-comment">//</span>
<span class="uscript-keyword">class</span> ENGINE_API FLightMapIndex
<span class="uscript-operator">{</span>
public:
<span class="uscript-type">INT</span> DataOffset<span class="uscript-operator">;</span>
<span class="uscript-type">INT</span> iLightActors<span class="uscript-operator">;</span>
FVector Pan<span class="uscript-operator">;</span>
<span class="uscript-type">FLOAT</span> UScale<span class="uscript-operator">,</span> VScale<span class="uscript-operator">;</span>
<span class="uscript-type">INT</span> UClamp<span class="uscript-operator">,</span> VClamp<span class="uscript-operator">;</span>
<span class="uscript-type">BYTE</span> UBits<span class="uscript-operator">,</span> VBits<span class="uscript-operator">;</span>
friend FArchive<span class="uscript-operator">&</span> <span class="uscript-keyword">operator</span><span class="uscript-operator"><<</span><span class="uscript-operator">(</span> FArchive<span class="uscript-operator">&</span> Ar<span class="uscript-operator">,</span> FLightMapIndex<span class="uscript-operator">&</span> I <span class="uscript-operator">)</span>
<span class="uscript-operator">{</span>
guard<span class="uscript-operator">(</span>FLightMapIndex<span class="uscript-operator"><<</span><span class="uscript-operator">)</span><span class="uscript-operator">;</span>
Ar <span class="uscript-operator"><<</span> I<span class="uscript-operator">.</span>DataOffset<span class="uscript-operator">;</span>
Ar <span class="uscript-operator"><<</span> I<span class="uscript-operator">.</span>Pan<span class="uscript-operator">;</span>
Ar <span class="uscript-operator"><<</span> AR_INDEX<span class="uscript-operator">(</span>I<span class="uscript-operator">.</span>UClamp<span class="uscript-operator">)</span> <span class="uscript-operator"><<</span> AR_INDEX<span class="uscript-operator">(</span>I<span class="uscript-operator">.</span>VClamp<span class="uscript-operator">)</span><span class="uscript-operator">;</span>
Ar <span class="uscript-operator"><<</span> I<span class="uscript-operator">.</span>UScale <span class="uscript-operator"><<</span> I<span class="uscript-operator">.</span>VScale<span class="uscript-operator">;</span>
Ar <span class="uscript-operator"><<</span> I<span class="uscript-operator">.</span>iLightActors<span class="uscript-operator">;</span>
<span class="uscript-keyword">return</span> Ar<span class="uscript-operator">;</span>
unguard<span class="uscript-operator">;</span>
<span class="uscript-operator">}</span>
<span class="uscript-operator">}</span><span class="uscript-operator">;</span>
<span class="uscript-comment">/*-----------------------------------------------------------------------------
UPolys.
-----------------------------------------------------------------------------*/</span>
<span class="uscript-comment">// Results from FPoly.SplitWithPlane, describing the result of splitting</span>
<span class="uscript-comment">// an arbitrary FPoly with an arbitrary plane.</span>
<span class="uscript-keyword">enum</span> ESplitType
<span class="uscript-operator">{</span>
SP_Coplanar <span class="uscript-operator">=</span> <span class="uscript-number">0</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Poly wasn't split, but is coplanar with plane</span>
SP_Front <span class="uscript-operator">=</span> <span class="uscript-number">1</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Poly wasn't split, but is entirely in front of plane</span>
SP_Back <span class="uscript-operator">=</span> <span class="uscript-number">2</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Poly wasn't split, but is entirely in back of plane</span>
SP_Split <span class="uscript-operator">=</span> <span class="uscript-number">3</span><span class="uscript-operator">,</span> <span class="uscript-comment">// Poly was split into two new editor polygons</span>
<span class="uscript-operator">}</span><span class="uscript-operator">;</span>
<span class="uscript-comment">//</span>
<span class="uscript-comment">// A general-purpose polygon used by the editor. An FPoly is a free-standing</span>
<span class="uscript-comment">// class which exists independently of any particular level, unlike the polys</span>
<span class="uscript-comment">// associated with Bsp nodes which rely on scads of other objects. FPolys are</span>
<span class="uscript-comment">// used in UnrealEd for internal work, such as building the Bsp and performing</span>
<span class="uscript-comment">// boolean operations.</span>
<span class="uscript-comment">//</span>
<span class="uscript-keyword">class</span> ENGINE_API FPoly
<span class="uscript-operator">{</span>
public:
#<span class="uscript-keyword">if</span> <span class="uscript-number">0</span> <span class="uscript-comment">//WDM -- remove this...?</span>
<span class="uscript-comment">// The changes to these values allow things like the 2D shape editor and brush clipping</span>
<span class="uscript-comment">// to create large polys with many sides if they need to.</span>
<span class="uscript-comment">//</span>
<span class="uscript-keyword">enum</span> <span class="uscript-operator">{</span>MAX_VERTICES<span class="uscript-operator">=</span><span class="uscript-number">32</span><span class="uscript-operator">}</span><span class="uscript-operator">;</span> <span class="uscript-comment">// Maximum vertices an FPoly may have.</span>
#<span class="uscript-keyword">else</span>
<span class="uscript-keyword">enum</span> <span class="uscript-operator">{</span>MAX_VERTICES<span class="uscript-operator">=</span><span class="uscript-number">16</span><span class="uscript-operator">}</span><span class="uscript-operator">;</span> <span class="uscript-comment">// Maximum vertices an FPoly may have.</span>
#endif
<span class="uscript-keyword">enum</span> <span class="uscript-operator">{</span>VERTEX_THRESHOLD<span class="uscript-operator">=</span>MAX_VERTICES<span class="uscript-number">-2</span><span class="uscript-operator">}</span><span class="uscript-operator">;</span> <span class="uscript-comment">// Threshold for splitting into two.</span>
FVector Base<span class="uscript-operator">;</span> <span class="uscript-comment">// Base point of polygon.</span>
FVector Normal<span class="uscript-operator">;</span> <span class="uscript-comment">// Normal of polygon.</span>
FVector TextureU<span class="uscript-operator">;</span> <span class="uscript-comment">// Texture U vector.</span>
FVector TextureV<span class="uscript-operator">;</span> <span class="uscript-comment">// Texture V vector.</span>
FVector Vertex<span class="uscript-operator">[</span>MAX_VERTICES<span class="uscript-operator">]</span><span class="uscript-operator">;</span> <span class="uscript-comment">// Actual vertices.</span>
DWORD PolyFlags<span class="uscript-operator">;</span> <span class="uscript-comment">// FPoly & Bsp poly bit flags (PF_).</span>
ABrush<span class="uscript-operator">*</span> Actor<span class="uscript-operator">;</span> <span class="uscript-comment">// Brush where this originated, or NULL.</span>
UTexture<span class="uscript-operator">*</span> Texture<span class="uscript-operator">;</span> <span class="uscript-comment">// Texture map.</span>
FName ItemName<span class="uscript-operator">;</span> <span class="uscript-comment">// Item name.</span>
<span class="uscript-type">INT</span> NumVertices<span class="uscript-operator">;</span> <span class="uscript-comment">// Number of vertices.</span>
<span class="uscript-type">INT</span> iLink<span class="uscript-operator">;</span> <span class="uscript-comment">// iBspSurf, or brush fpoly index of first identical polygon, or MAXWORD.</span>
<span class="uscript-type">INT</span> iBrushPoly<span class="uscript-operator">;</span> <span class="uscript-comment">// Index of editor solid's polygon this originated from.</span>
SWORD PanU<span class="uscript-operator">,</span>PanV<span class="uscript-operator">;</span> <span class="uscript-comment">// Texture panning values.</span>
<span class="uscript-type">INT</span> SavePolyIndex<span class="uscript-operator">;</span> <span class="uscript-comment">// Used by multiple vertex editing to keep track of original PolyIndex into owner brush</span>
UBOOL bFaceDragSel<span class="uscript-operator">;</span>
<span class="uscript-comment">// Custom functions.</span>
void Init <span class="uscript-operator">(</span><span class="uscript-operator">)</span><span class="uscript-operator">;</span>
void Reverse <span class="uscript-operator">(</span><span class="uscript-operator">)</span><span class="uscript-operator">;</span>
void SplitInHalf <span class="uscript-operator">(</span>FPoly <span class="uscript-operator">*</span>OtherHalf<span class="uscript-operator">)</span><span class="uscript-operator">;</span>
void Transform <span class="uscript-operator">(</span><span class="uscript-keyword">const</span> FModelCoords <span class="uscript-operator">&</span>Coords<span class="uscript-operator">,</span> <span class="uscript-keyword">const</span> FVector <span class="uscript-operator">&</span>PreSubtract<span class="uscript-operator">,</span><span class="uscript-keyword">const</span> FVector <span class="uscript-operator">&</span>PostAdd<span class="uscript-operator">,</span> <span class="uscript-type">FLOAT</span> Orientation<span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-type">int</span> Fix <span class="uscript-operator">(</span><span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-type">int</span> CalcNormal <span class="uscript-operator">(</span> UBOOL bSilent <span class="uscript-operator">=</span> <span class="uscript-number">0</span> <span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-type">int</span> SplitWithPlane <span class="uscript-operator">(</span><span class="uscript-keyword">const</span> FVector <span class="uscript-operator">&</span>Base<span class="uscript-operator">,</span><span class="uscript-keyword">const</span> FVector <span class="uscript-operator">&</span>Normal<span class="uscript-operator">,</span>FPoly <span class="uscript-operator">*</span>FrontPoly<span class="uscript-operator">,</span>FPoly <span class="uscript-operator">*</span>BackPoly<span class="uscript-operator">,</span><span class="uscript-type">int</span> VeryPrecise<span class="uscript-operator">)</span> <span class="uscript-keyword">const</span><span class="uscript-operator">;</span>
<span class="uscript-type">int</span> SplitWithNode <span class="uscript-operator">(</span><span class="uscript-keyword">const</span> UModel <span class="uscript-operator">*</span>Model<span class="uscript-operator">,</span><span class="uscript-type">INT</span> iNode<span class="uscript-operator">,</span>FPoly <span class="uscript-operator">*</span>FrontPoly<span class="uscript-operator">,</span>FPoly <span class="uscript-operator">*</span>BackPoly<span class="uscript-operator">,</span><span class="uscript-type">int</span> VeryPrecise<span class="uscript-operator">)</span> <span class="uscript-keyword">const</span><span class="uscript-operator">;</span>
<span class="uscript-type">int</span> SplitWithPlaneFast<span class="uscript-operator">(</span><span class="uscript-keyword">const</span> FPlane Plane<span class="uscript-operator">,</span>FPoly <span class="uscript-operator">*</span>FrontPoly<span class="uscript-operator">,</span>FPoly <span class="uscript-operator">*</span>BackPoly<span class="uscript-operator">)</span> <span class="uscript-keyword">const</span><span class="uscript-operator">;</span>
<span class="uscript-type">int</span> Split <span class="uscript-operator">(</span><span class="uscript-keyword">const</span> FVector <span class="uscript-operator">&</span>Normal<span class="uscript-operator">,</span> <span class="uscript-keyword">const</span> FVector <span class="uscript-operator">&</span>Base<span class="uscript-operator">,</span> <span class="uscript-type">int</span> NoOverflow<span class="uscript-operator">=</span><span class="uscript-number">0</span> <span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-type">int</span> RemoveColinears <span class="uscript-operator">(</span><span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-type">int</span> Finalize <span class="uscript-operator">(</span><span class="uscript-type">int</span> NoError<span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-type">int</span> Faces <span class="uscript-operator">(</span><span class="uscript-keyword">const</span> FPoly <span class="uscript-operator">&</span>Test<span class="uscript-operator">)</span> <span class="uscript-keyword">const</span><span class="uscript-operator">;</span>
<span class="uscript-type">FLOAT</span> Area <span class="uscript-operator">(</span><span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-comment">// Serializer.</span>
ENGINE_API friend FArchive<span class="uscript-operator">&</span> <span class="uscript-keyword">operator</span><span class="uscript-operator"><<</span><span class="uscript-operator">(</span> FArchive<span class="uscript-operator">&</span> Ar<span class="uscript-operator">,</span> FPoly<span class="uscript-operator">&</span> Poly <span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-comment">// Inlines.</span>
<span class="uscript-type">int</span> IsBackfaced<span class="uscript-operator">(</span> <span class="uscript-keyword">const</span> FVector <span class="uscript-operator">&</span>Point <span class="uscript-operator">)</span> <span class="uscript-keyword">const</span>
<span class="uscript-operator">{</span><span class="uscript-keyword">return</span> <span class="uscript-operator">(</span><span class="uscript-operator">(</span>Point<span class="uscript-operator">-</span>Base<span class="uscript-operator">)</span> <span class="uscript-operator">|</span> Normal<span class="uscript-operator">)</span> <span class="uscript-operator"><</span> <span class="uscript-number">0</span><span class="uscript-operator">.</span>f<span class="uscript-operator">;</span><span class="uscript-operator">}</span>
<span class="uscript-type">int</span> IsCoplanar<span class="uscript-operator">(</span> <span class="uscript-keyword">const</span> FPoly <span class="uscript-operator">&</span>Test <span class="uscript-operator">)</span> <span class="uscript-keyword">const</span>
<span class="uscript-operator">{</span><span class="uscript-keyword">return</span> Abs<span class="uscript-operator">(</span><span class="uscript-operator">(</span>Base <span class="uscript-operator">-</span> Test<span class="uscript-operator">.</span>Base<span class="uscript-operator">)</span><span class="uscript-operator">|</span>Normal<span class="uscript-operator">)</span><span class="uscript-operator"><</span><span class="uscript-number">0</span><span class="uscript-operator">.</span>01f <span class="uscript-operator">&&</span> Abs<span class="uscript-operator">(</span>Normal<span class="uscript-operator">|</span>Test<span class="uscript-operator">.</span>Normal<span class="uscript-operator">)</span><span class="uscript-operator">></span><span class="uscript-number">0</span><span class="uscript-operator">.</span>9999f<span class="uscript-operator">;</span><span class="uscript-operator">}</span>
<span class="uscript-operator">}</span><span class="uscript-operator">;</span>
<span class="uscript-comment">//</span>
<span class="uscript-comment">// List of FPolys.</span>
<span class="uscript-comment">//</span>
<span class="uscript-keyword">class</span> ENGINE_API UPolys : public UObject
<span class="uscript-operator">{</span>
DECLARE_CLASS<span class="uscript-operator">(</span>UPolys<span class="uscript-operator">,</span>UObject<span class="uscript-operator">,</span>CLASS_RuntimeStatic<span class="uscript-operator">,</span>Engine<span class="uscript-operator">)</span>
<span class="uscript-comment">// Elements.</span>
TTransArray<span class="uscript-operator"><</span>FPoly<span class="uscript-operator">></span> Element<span class="uscript-operator">;</span>
<span class="uscript-comment">// Constructors.</span>
UPolys<span class="uscript-operator">(</span><span class="uscript-operator">)</span>
: Element<span class="uscript-operator">(</span> this <span class="uscript-operator">)</span>
<span class="uscript-operator">{</span><span class="uscript-operator">}</span>
<span class="uscript-comment">// UObject interface.</span>
void Serialize<span class="uscript-operator">(</span> FArchive<span class="uscript-operator">&</span> Ar <span class="uscript-operator">)</span>
<span class="uscript-operator">{</span>
guard<span class="uscript-operator">(</span>UPolys::Serialize<span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-keyword">Super</span>::Serialize<span class="uscript-operator">(</span> Ar <span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-keyword">if</span><span class="uscript-operator">(</span> Ar<span class="uscript-operator">.</span>IsTrans<span class="uscript-operator">(</span><span class="uscript-operator">)</span> <span class="uscript-operator">)</span>
<span class="uscript-operator">{</span>
Ar <span class="uscript-operator"><<</span> Element<span class="uscript-operator">;</span>
<span class="uscript-operator">}</span>
<span class="uscript-keyword">else</span>
<span class="uscript-operator">{</span>
Element<span class="uscript-operator">.</span>CountBytes<span class="uscript-operator">(</span> Ar <span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-type">INT</span> DbNum<span class="uscript-operator">=</span>Element<span class="uscript-operator">.</span>Num<span class="uscript-operator">(</span><span class="uscript-operator">)</span><span class="uscript-operator">,</span> DbMax<span class="uscript-operator">=</span>DbNum<span class="uscript-operator">;</span>
Ar <span class="uscript-operator"><<</span> DbNum <span class="uscript-operator"><<</span> DbMax<span class="uscript-operator">;</span>
<span class="uscript-keyword">if</span><span class="uscript-operator">(</span> Ar<span class="uscript-operator">.</span>IsLoading<span class="uscript-operator">(</span><span class="uscript-operator">)</span> <span class="uscript-operator">)</span>
<span class="uscript-operator">{</span>
Element<span class="uscript-operator">.</span>Empty<span class="uscript-operator">(</span> DbNum <span class="uscript-operator">)</span><span class="uscript-operator">;</span>
Element<span class="uscript-operator">.</span>AddZeroed<span class="uscript-operator">(</span> DbNum <span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-operator">}</span>
<span class="uscript-keyword">for</span><span class="uscript-operator">(</span> <span class="uscript-type">INT</span> i<span class="uscript-operator">=</span><span class="uscript-number">0</span><span class="uscript-operator">;</span> i<span class="uscript-operator"><</span>Element<span class="uscript-operator">.</span>Num<span class="uscript-operator">(</span><span class="uscript-operator">)</span><span class="uscript-operator">;</span> i<span class="uscript-operator">++</span> <span class="uscript-operator">)</span>
Ar <span class="uscript-operator"><<</span> Element<span class="uscript-operator">(</span>i<span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-operator">}</span>
unguard<span class="uscript-operator">;</span>
<span class="uscript-operator">}</span>
<span class="uscript-operator">}</span><span class="uscript-operator">;</span>
<span class="uscript-comment">/*-----------------------------------------------------------------------------
FVerts.
-----------------------------------------------------------------------------*/</span>
<span class="uscript-comment">//</span>
<span class="uscript-comment">// One vertex associated with a Bsp node's polygon. Contains a vertex index</span>
<span class="uscript-comment">// into the level's FPoints table, and a unique number which is common to all</span>
<span class="uscript-comment">// other sides in the level which are cospatial with this side.</span>
<span class="uscript-comment">//</span>
<span class="uscript-keyword">class</span> FVert
<span class="uscript-operator">{</span>
public:
<span class="uscript-comment">// Variables.</span>
<span class="uscript-type">INT</span> pVertex<span class="uscript-operator">;</span> <span class="uscript-comment">// Index of vertex.</span>
<span class="uscript-type">INT</span> iSide<span class="uscript-operator">;</span> <span class="uscript-comment">// If shared, index of unique side. Otherwise INDEX_NONE.</span>
<span class="uscript-comment">// Functions.</span>
friend FArchive<span class="uscript-operator">&</span> <span class="uscript-keyword">operator</span><span class="uscript-operator"><<</span> <span class="uscript-operator">(</span>FArchive <span class="uscript-operator">&</span>Ar<span class="uscript-operator">,</span> FVert <span class="uscript-operator">&</span>Vert<span class="uscript-operator">)</span>
<span class="uscript-operator">{</span>
guard<span class="uscript-operator">(</span>FVert<span class="uscript-operator"><<</span><span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-keyword">return</span> Ar <span class="uscript-operator"><<</span> AR_INDEX<span class="uscript-operator">(</span>Vert<span class="uscript-operator">.</span>pVertex<span class="uscript-operator">)</span> <span class="uscript-operator"><<</span> AR_INDEX<span class="uscript-operator">(</span>Vert<span class="uscript-operator">.</span>iSide<span class="uscript-operator">)</span><span class="uscript-operator">;</span>
unguard<span class="uscript-operator">;</span>
<span class="uscript-operator">}</span>
<span class="uscript-operator">}</span><span class="uscript-operator">;</span>
<span class="uscript-comment">/*-----------------------------------------------------------------------------
FDecals.
-----------------------------------------------------------------------------*/</span>
<span class="uscript-comment">//</span>
<span class="uscript-comment">// Decal associated with a surface</span>
<span class="uscript-comment">//</span>
<span class="uscript-keyword">class</span> FDecal
<span class="uscript-operator">{</span>
public:
<span class="uscript-comment">// Variables.</span>
FVector Vertices<span class="uscript-operator">[</span><span class="uscript-number">4</span><span class="uscript-operator">]</span><span class="uscript-operator">;</span> <span class="uscript-comment">// Vertices of decal on surface (offset from the surface base).</span>
ADecal<span class="uscript-operator">*</span> Actor<span class="uscript-operator">;</span> <span class="uscript-comment">// ADecal actor associated with this decal.</span>
TArray<span class="uscript-operator"><</span><span class="uscript-type">INT</span><span class="uscript-operator">></span> Nodes<span class="uscript-operator">;</span> <span class="uscript-comment">// The FBspNode indices on which this decal lies.</span>
<span class="uscript-comment">// Functions.</span>
friend FArchive<span class="uscript-operator">&</span> <span class="uscript-keyword">operator</span><span class="uscript-operator"><<</span> <span class="uscript-operator">(</span>FArchive <span class="uscript-operator">&</span>Ar<span class="uscript-operator">,</span> FDecal <span class="uscript-operator">&</span>Decal<span class="uscript-operator">)</span>
<span class="uscript-operator">{</span>
guard<span class="uscript-operator">(</span>FDecal<span class="uscript-operator"><<</span><span class="uscript-operator">)</span><span class="uscript-operator">;</span>
<span class="uscript-keyword">if</span><span class="uscript-operator">(</span> <span class="uscript-operator">!</span>Ar<span class="uscript-operator">.</span>IsLoading<span class="uscript-operator">(</span><span class="uscript-operator">)</span> <span class="uscript-operator">&&</span> <span class="uscript-operator">!</span>Ar<span class="uscript-operator">.</span>IsSaving<span class="uscript-operator">(</span><span class="uscript-operator">)</span> <span class="uscript-operator">)</span>
Ar <span class="uscript-operator"><<</span> <span class="uscript-operator">*</span><span class="uscript-operator">(</span>UObject<span class="uscript-operator">*</span><span class="uscript-operator">*</span><span class="uscript-operator">)</span><span class="uscript-operator">&</span>Decal<span class="uscript-operator">.</span>Actor<span class="uscript-operator">;</span>
<span class="uscript-keyword">return</span> Ar<span class="uscript-operator">;</span>
unguard<span class="uscript-operator">;</span>
<span class="uscript-operator">}</span>
<span class="uscript-operator">}</span><span class="uscript-operator">;</span>
<span class="uscript-comment">/*----------------------------------------------------------------------------
The End.
----------------------------------------------------------------------------*/</span></pre><script type="text/javascript"><!--
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