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Torque/SDK/engine/collision/optimizedPolyList.h

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+//-----------------------------------------------------------------------------
+// Torque Game Engine
+// Copyright (C) GarageGames.com, Inc.
+//-----------------------------------------------------------------------------
+
+#ifndef _OPTIMIZEDPOLYLIST_H_
+#define _OPTIMIZEDPOLYLIST_H_
+
+#ifndef _ABSTRACTPOLYLIST_H_
+#include "collision/abstractPolyList.h"
+#endif
+
+#define DEV 0.01
+
+/// A concrete, renderable PolyList
+///
+/// This class is used to store geometry from a PolyList query.
+///
+/// It allows you to render this data, as well.
+///
+/// @see AbstractPolyList
+class OptimizedPolyList : public AbstractPolyList
+{
+  public:
+
+   struct Poly
+   {
+      S32 plane;
+      SceneObject* object;
+      S32 material;
+      U32 vertexStart;
+      U32 vertexCount;
+      U32 surfaceKey;
+
+      U32 triangleLightingStartIndex;
+
+      Poly::Poly() { plane = -1; vertexCount = 0; material = -1; };
+   };
+
+   struct FullPoly
+   {
+      PlaneF plane;
+      SceneObject* object;
+      S32 material;
+      U32 surfaceKey;
+
+      Vector<U32> indexes;
+      Vector<Point3F> vertexes;
+   };
+
+   enum
+   {
+      NonShared = 0,
+      Concave,
+      Convex
+   };
+
+   struct Edge
+   {
+      U32 type;
+      S32 vertexes[2];
+      S32 faces[2];
+   };
+
+   struct TriangleLighting
+   {
+     U32 lightMapId;
+	  PlaneF lightMapEquationX;
+	  PlaneF lightMapEquationY;
+   };
+
+   Vector<TriangleLighting> mTriangleLightingList;
+
+   const TriangleLighting *getTriangleLighting(const U32 index)
+   {
+      if(index >= mTriangleLightingList.size())
+         return NULL;
+      return &mTriangleLightingList[index];
+   }
+
+   typedef Vector<PlaneF>  PlaneList;
+   typedef Vector<Point3F> VertexList;
+   typedef Vector<Poly>    PolyList;
+   typedef Vector<U32>     IndexList;
+   typedef Vector<Edge>    EdgeList;
+
+   PolyList    mPolyList;
+   VertexList  mVertexList;
+   IndexList   mIndexList;
+   PlaneList   mPlaneList;
+   EdgeList    mEdgeList;
+
+   PlaneList   mPolyPlaneList;
+
+  public:
+   OptimizedPolyList();
+   ~OptimizedPolyList();
+   void clear();
+
+   // Virtual methods
+   U32  addPoint(const Point3F& p);
+   U32  addPlane(const PlaneF& plane);
+   void begin(U32 material,U32 surfaceKey);
+   void plane(U32 v1,U32 v2,U32 v3);
+   void plane(const PlaneF& p);
+   void plane(const U32 index);
+   void vertex(U32 vi);
+   void end();
+
+   inline bool isEqual(Point3F& a, Point3F& b)
+   {
+      return( ( mFabs( a.x - b.x ) < DEV ) &&
+              ( mFabs( a.y - b.y ) < DEV ) &&
+              ( mFabs( a.z - b.z ) < DEV ) );
+   }
+
+   void copyPolyToList(OptimizedPolyList* target, U32 pdx) const;
+   void copyPolyToList(OptimizedPolyList* target, const FullPoly& poly) const;
+   FullPoly getFullPoly(U32 pdx);
+
+   void render();
+   bool isEmpty() const;
+
+  protected:
+   const PlaneF& getIndexedPlane(const U32 index);
+};
+
+#endif  // _OPTIMIZEDPOLYLIST_H_