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00020 #ifndef COIN_SBSPHERESHEETPROJECTOR_H
00021 #define COIN_SBSPHERESHEETPROJECTOR_H
00022
00023 #include <Inventor/projectors/SbSphereProjector.h>
00024 #include <Inventor/SbPlane.h>
00025
00026 class COIN_DLL_API SbSphereSheetProjector : public SbSphereProjector {
00027 typedef SbSphereProjector inherited;
00028
00029 public:
00030 SbSphereSheetProjector(const SbBool orienttoeye = TRUE);
00031 SbSphereSheetProjector(const SbSphere & sph, const SbBool orienttoeye = TRUE);
00032
00033 virtual SbProjector * copy(void) const;
00034 virtual SbVec3f project(const SbVec2f & point);
00035 virtual SbRotation getRotation(const SbVec3f & point1,
00036 const SbVec3f & point2);
00037
00038 protected:
00039 void setupPlane(void);
00040
00041 SbVec3f workingProjPoint;
00042 SbVec3f planePoint;
00043 SbVec3f planeDir;
00044 float planeDist;
00045 SbPlane tolPlane;
00046 };
00047
00048 #endif // !COIN_SBSPHERESHEETPROJECTOR_H