1 #ifndef COIN_SOINDEXEDTRIANGLESTRIPSET_H
2 #define COIN_SOINDEXEDTRIANGLESTRIPSET_H
3 
4 /**************************************************************************\
5  * Copyright (c) Kongsberg Oil & Gas Technologies AS
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21  * this software without specific prior written permission.
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34 \**************************************************************************/
35 
36 #include <Inventor/nodes/SoSubNode.h>
37 #include <Inventor/nodes/SoIndexedShape.h>
38 #ifndef COIN_INTERNAL
39  // For Open Inventor compatibility.
40  #include <Inventor/nodes/SoVertexProperty.h>
41 #endif // !COIN_INTERNAL
42 
43 #define SO_END_STRIP_INDEX (-1)
44 
45 class COIN_DLL_API SoIndexedTriangleStripSet : public SoIndexedShape {
46   typedef SoIndexedShape inherited;
47 
48   SO_NODE_HEADER(SoIndexedTriangleStripSet);
49 
50 public:
51   static void initClass(void);
52   SoIndexedTriangleStripSet(void);
53 
54   virtual void GLRender(SoGLRenderAction * action);
55   virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);
56   virtual SbBool generateDefaultNormals(SoState * state, SoNormalBundle * nb);
57 
58 protected:
59   virtual ~SoIndexedTriangleStripSet();
60 
61   virtual SbBool generateDefaultNormals(SoState * state, SoNormalCache * nc);
62   virtual void generatePrimitives(SoAction * action);
63 
64 private:
65   enum Binding {
66     OVERALL = 0,
67     PER_STRIP,
68     PER_STRIP_INDEXED,
69     PER_TRIANGLE,
70     PER_TRIANGLE_INDEXED,
71     PER_VERTEX,
72     PER_VERTEX_INDEXED
73   };
74 
75   void countPrimitives(int & strips, int & tris);
76   Binding findMaterialBinding(SoState * const state) const;
77   Binding findNormalBinding(SoState * const state) const;
78 };
79 
80 #endif // !COIN_SOINDEXEDTRIANGLESTRIPSET_H
81