Initial commit

Torque/SDK/engine/ts/tsSortedMesh.h

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+//-----------------------------------------------------------------------------
+// Torque Game Engine
+// Copyright (C) GarageGames.com, Inc.
+//-----------------------------------------------------------------------------
+
+#ifndef _TSSORTEDMESH_H_
+#define _TSSORTEDMESH_H_
+
+#ifndef _TSMESH_H_
+#include "ts/tsMesh.h"
+#endif
+
+/// TSSortedMesh is for meshes that need sorting (obviously).  Such meshes
+/// are usually partially or completely composed of translucent/parent polygons.
+class TSSortedMesh : public TSMesh
+{
+public:
+   typedef TSMesh Parent;
+
+   /// This is a group of primitives that belong "together" in the rendering sequence.
+   /// For example, if a player model had a helmet with a translucent visor, the visor
+   /// would be a Cluster.
+   struct Cluster
+   {
+      S32 startPrimitive;
+      S32 endPrimitive;
+      Point3F normal;
+      F32 k;
+      S32 frontCluster; ///< go to this cluster if in front of plane, if frontCluster<0, no cluster
+      S32 backCluster;  ///< go to this cluster if in back of plane, if backCluster<0, no cluster
+                        ///< if frontCluster==backCluster, no plane to test against...
+   };
+
+   ToolVector<Cluster> clusters; ///< All of the clusters of primitives to be drawn
+   ToolVector<S32> startCluster; ///< indexed by frame number
+   ToolVector<S32> firstVerts;   ///< indexed by frame number
+   ToolVector<S32> numVerts;     ///< indexed by frame number
+   ToolVector<S32> firstTVerts;  ///< indexed by frame number or matFrame number, depending on which one animates (never both)
+
+   /// sometimes, we want to write the depth value to the frame buffer even when object is translucent
+   bool alwaysWriteDepth;
+
+   // render methods..
+   void render(S32 frame, S32 matFrame, TSMaterialList *);
+   void renderFog(S32 frame);
+
+   bool buildPolyList(S32 frame, AbstractPolyList * polyList, U32 & surfaceKey);
+   bool castRay(S32 frame, const Point3F & start, const Point3F & end, RayInfo * rayInfo);
+   bool buildConvexHull(); ///< does nothing, skins don't use this
+                           ///
+                           ///  @returns false ALWAYS
+   S32 getNumPolys();
+
+   void assemble(bool skip);
+   void disassemble();
+
+   TSSortedMesh() {
+      meshType = SortedMeshType;
+   }
+};
+
+#endif // _TS_SORTED_MESH
+
+