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00020 #ifndef COIN_SOTEXTURECOORDINATEPLANE_H
00021 #define COIN_SOTEXTURECOORDINATEPLANE_H
00022
00023 #include <Inventor/nodes/SoSubNode.h>
00024 #include <Inventor/nodes/SoTextureCoordinateFunction.h>
00025 #include <Inventor/fields/SoSFVec3f.h>
00026 #include <Inventor/SbVec4f.h>
00027 #include <Inventor/SbVec3f.h>
00028
00029 class COIN_DLL_API SoTextureCoordinatePlane : public SoTextureCoordinateFunction {
00030 typedef SoTextureCoordinateFunction inherited;
00031
00032 SO_NODE_HEADER(SoTextureCoordinatePlane);
00033
00034 public:
00035 static void initClass(void);
00036 SoTextureCoordinatePlane(void);
00037
00038 SoSFVec3f directionS;
00039 SoSFVec3f directionT;
00040
00041 virtual void doAction(SoAction * action);
00042 virtual void GLRender(SoGLRenderAction * action);
00043 virtual void pick(SoPickAction * action);
00044 virtual void callback(SoCallbackAction * action);
00045
00046 protected:
00047 virtual ~SoTextureCoordinatePlane();
00048
00049 private:
00050 static const SbVec4f &generate(void *userdata,
00051 const SbVec3f &p,
00052 const SbVec3f &n);
00053 static void handleTexgen(void *data);
00054
00055
00056
00057
00058 typedef struct {
00059 SbVec3f s, t;
00060 float mul_s, mul_t;
00061 SbVec4f ret;
00062 } gencache_t;
00063 gencache_t gencache;
00064 };
00065
00066 #endif // !COIN_SOTEXTURECOORDINATEPLANE_H