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00020 #ifndef COIN_SOQUADMESH_H
00021 #define COIN_SOQUADMESH_H
00022
00023 #include <Inventor/nodes/SoSubNode.h>
00024 #include <Inventor/nodes/SoNonIndexedShape.h>
00025 #include <Inventor/fields/SoSFInt32.h>
00026
00027
00028 class COIN_DLL_API SoQuadMesh : public SoNonIndexedShape {
00029 typedef SoNonIndexedShape inherited;
00030
00031 SO_NODE_HEADER(SoQuadMesh);
00032
00033 public:
00034 static void initClass(void);
00035 SoQuadMesh(void);
00036
00037 SoSFInt32 verticesPerColumn;
00038 SoSFInt32 verticesPerRow;
00039
00040 virtual void GLRender(SoGLRenderAction * action);
00041 virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);
00042
00043 virtual SbBool generateDefaultNormals(SoState * state, SoNormalBundle * nb);
00044
00045 protected:
00046 virtual ~SoQuadMesh();
00047
00048 virtual void generatePrimitives(SoAction * action);
00049 virtual void computeBBox(SoAction * action, SbBox3f & box, SbVec3f & center);
00050
00051 virtual SbBool generateDefaultNormals(SoState *, SoNormalCache *);
00052
00053 private:
00054 enum Binding {
00055 OVERALL = 0,
00056 PER_ROW,
00057 PER_FACE,
00058 PER_VERTEX,
00059 NONE = OVERALL
00060 };
00061
00062 Binding findMaterialBinding(SoState * const state) const;
00063 Binding findNormalBinding(SoState * const state) const;
00064 };
00065
00066 #endif // !COIN_SOQUADMESH_H