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SoClipPlaneElement.h
1 #ifndef COIN_SOCLIPPLANEELEMENT_H
2 #define COIN_SOCLIPPLANEELEMENT_H
3 
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35 
36 #include <Inventor/elements/SoAccumulatedElement.h>
37 #include <Inventor/lists/SbList.h>
38 #include <Inventor/SbPlane.h>
39 
40 class COIN_DLL_API SoClipPlaneElement : public SoAccumulatedElement {
42 
43  SO_ELEMENT_HEADER(SoClipPlaneElement);
44 public:
45  static void initClass(void);
46 protected:
47  virtual ~SoClipPlaneElement();
48 
49 public:
50  virtual void init(SoState * state);
51  virtual void push(SoState * state);
52 
53  static void add(SoState * const state, SoNode * const node,
54  const SbPlane & plane);
55  static const SoClipPlaneElement * getInstance(SoState * const state);
56  int getNum(void) const;
57  const SbPlane & get(const int index, const SbBool inworldspace = TRUE) const;
58 
59 private:
60  class so_plane_data // internal
61  {
62  public:
63  so_plane_data() {}
64  so_plane_data(const SbPlane &plane, const SbMatrix &matrix);
65  public:
66  SbPlane plane;
67  SbPlane wcPlane;
68  // Needed by AIX compiler
69  SbBool operator==(const so_plane_data &spd) const {
70  return spd.plane == plane && spd.wcPlane == wcPlane;
71  }
72  SbBool operator!=(const so_plane_data &spd) const {
73  return spd.plane != plane || spd.wcPlane != wcPlane;
74  }
75  };
76 
77 protected:
80 
81  virtual void addToElt(const SbPlane & plane, const SbMatrix & modelmatrix);
82 };
83 
84 #endif // !COIN_SOCLIPPLANEELEMENT_H
virtual void init(SoState *state)
Definition: SoAccumulatedElement.cpp:75
The SoNode class is the base class for nodes used in scene graphs.Coin is a retained mode 3D visualiz...
Definition: SoNode.h:56
SoElement is the abstract base class for all elements.
Definition: SoElement.h:43
The SoState class manages the Coin scenegraph traversal state data.The SoState class is used by actio...
Definition: SoState.h:44
int startIndex
Definition: SoClipPlaneElement.h:79
The SbMatrix class is a 4x4 dimensional representation of a matrix.SbMatrix is used by many other cla...
Definition: SbMatrix.h:46
The SoAccumulatedElement class is an abstract class for storing accumulated state.This is the superclass of elements where new element data accumulates with older data.
Definition: SoAccumulatedElement.h:39
The SoClipPlaneElement class is used to manage the clip plane stack.
Definition: SoClipPlaneElement.h:40
The SbPlane class represents a plane in 3D space.SbPlane is used by many other classes in Coin...
Definition: SbPlane.h:43
SbList< so_plane_data > planes
Definition: SoClipPlaneElement.h:78
virtual void push(SoState *state)
Definition: SoAccumulatedElement.cpp:83

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