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SoGLMultiTextureCoordinateElement.h
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1 #ifndef COIN_SOGLMULTITEXTURECOORDINATEELEMENT_H
2 #define COIN_SOGLMULTITEXTURECOORDINATEELEMENT_H
3 
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35 
37 
38 class SoGLMultiTextureCoordinateElementP;
39 typedef void SoTexCoordTexgenCB(void * data);
40 
41 class COIN_DLL_API SoGLMultiTextureCoordinateElement : public SoMultiTextureCoordinateElement {
42  typedef SoMultiTextureCoordinateElement inherited;
43 
44  SO_ELEMENT_HEADER(SoGLMultiTextureCoordinateElement);
45 public:
46  static void initClass(void);
47 protected:
49 
50 public:
51  virtual void init(SoState * state);
52  virtual void push(SoState * state);
53  virtual void pop(SoState * state,
54  const SoElement * prevTopElement);
55 
56  static void setTexGen(SoState * const state, SoNode * const node,
57  const int unit,
58  SoTexCoordTexgenCB * const texgenFunc,
59  void * const texgenData = NULL,
60  SoTextureCoordinateFunctionCB * const func = NULL,
61  void * const funcData = NULL);
62 
63  virtual CoordType getType(const int unit = 0) const;
64 
65  static const SoGLMultiTextureCoordinateElement * getInstance(SoState * const state);
66 
67  void send(const int unit, const int index) const;
68  void send(const int unit, const int index, const SbVec3f &c, const SbVec3f &n) const;
69 
70  class GLUnitData {
71  public:
72  GLUnitData() : texgenCB(NULL), texgenData(NULL) {}
73  GLUnitData(const GLUnitData & org) : texgenCB(org.texgenCB), texgenData(org.texgenData) {}
74  SoTexCoordTexgenCB * texgenCB;
75  void * texgenData;
76  };
77 
78  void initRender(const SbBool * enabled, const int maxenabled) const;
79 
80  // Coin-3 support
81  void send(const int index) const {
82  for (int i = 0; i <= this->multimax; i++) {
83  if (this->multienabled[i]) {
84  this->send(i, index);
85  }
86  }
87  }
88  void send(const int index, const SbVec3f &c, const SbVec3f &n) const {
89  for (int i = 0; i <= this->multimax; i++) {
90  if (this->multienabled[i]) {
91  this->send(i, index, c, n);
92  }
93  }
94  }
95  void initMulti(SoState * state) const;
96  static void setTexGen(SoState * const state, SoNode * const node,
97  SoTexCoordTexgenCB * const texgenFunc,
98  void * const texgenData = NULL,
99  SoTextureCoordinateFunctionCB * const func = NULL,
100  void * const funcData = NULL) {
101  setTexGen(state, node, 0, texgenFunc, texgenData, func, funcData);
102  }
103 
104 protected:
105  virtual void setElt(const int unit,
106  SoTexCoordTexgenCB *func,
107  void *data = NULL);
108 
109 private:
110  void doCallback(const int unit) const;
111  SoGLMultiTextureCoordinateElementP * pimpl;
112  mutable const SbBool * multienabled;
113  mutable int multimax;
114 };
115 
116 #endif // !COIN_SOGLMULTITEXTURECOORDINATEELEMENT_H
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
The SbVec3f class is a 3 dimensional vector with floating point coordinates.This vector class is used...
Definition: SbVec3f.h:51
The SoGLMultiTextureCoordinateElement class stores the current gltexture coordinates for several unit...
Definition: SoGLMultiTextureCoordinateElement.h:41

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