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SbPlane.h
1 #ifndef COIN_SBPLANE_H
2 #define COIN_SBPLANE_H
3 
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35 
36 #include <stdio.h>
37 
38 #include <Inventor/SbVec3f.h>
39 
40 class SbLine;
41 class SbMatrix;
42 
43 class COIN_DLL_API SbPlane {
44 public:
45  SbPlane(void);
46  SbPlane(const SbVec3f& normal, const float D);
47  SbPlane(const SbVec3f& p0, const SbVec3f& p1, const SbVec3f& p2);
48  SbPlane(const SbVec3f& normal, const SbVec3f& point);
49 
50  void offset(const float d);
51  SbBool intersect(const SbLine& l, SbVec3f& intersection) const;
52  void transform(const SbMatrix& matrix);
53  SbBool isInHalfSpace(const SbVec3f& point) const;
54  float getDistance(const SbVec3f &point) const;
55  const SbVec3f& getNormal(void) const;
56  float getDistanceFromOrigin(void) const;
57  friend COIN_DLL_API int operator ==(const SbPlane& p1, const SbPlane& p2);
58  friend COIN_DLL_API int operator !=(const SbPlane& p1, const SbPlane& p2);
59 
60  void print(FILE * file) const;
61 
62  SbBool intersect(const SbPlane & pl, SbLine & line) const;
63 
64 private:
65  SbVec3f normal;
66  float distance;
67 };
68 
69 COIN_DLL_API int operator ==(const SbPlane& p1, const SbPlane& p2);
70 COIN_DLL_API int operator !=(const SbPlane& p1, const SbPlane& p2);
71 
72 #endif // !COIN_SBPLANE_H
The SbVec3f class is a 3 dimensional vector with floating point coordinates.This vector class is used...
Definition: SbVec3f.h:51
The SbLine class represents a line in 3D space.SbLine provides a way of specifying a directed line...
Definition: SbLine.h:41
The SbMatrix class is a 4x4 dimensional representation of a matrix.SbMatrix is used by many other cla...
Definition: SbMatrix.h:46
The SbPlane class represents a plane in 3D space.SbPlane is used by many other classes in Coin...
Definition: SbPlane.h:43

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