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SoLightElement.h
1 #ifndef COIN_SOLIGHTELEMENT_H
2 #define COIN_SOLIGHTELEMENT_H
3 
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35 
36 #include <Inventor/elements/SoAccumulatedElement.h>
37 #include <Inventor/lists/SoNodeList.h>
38 #include <Inventor/lists/SbList.h>
39 #include <Inventor/SbMatrix.h>
40 
41 class SoLight;
42 
43 class COIN_DLL_API SoLightElement : public SoAccumulatedElement {
45 
46  SO_ELEMENT_HEADER(SoLightElement);
47 public:
48  static void initClass(void);
49 protected:
50  virtual ~SoLightElement();
51 
52 public:
53  virtual void init(SoState * state);
54  virtual void push(SoState * state);
55  static void add(SoState * const state, SoLight * const light,
56  const SbMatrix & matrix);
57  static const SoNodeList & getLights(SoState * const state);
58  static const SbMatrix & getMatrix(SoState * const state,
59  const int index);
60 
61 protected:
64 
65 private:
66 
67  // dummy class needed to initialize didalloc when constructed.
68  class so_light_elem_flag {
69  public:
70  so_light_elem_flag(void) {
71  this->state = FALSE;
72  }
73  SbBool state;
74  };
75  so_light_elem_flag didalloc;
76 };
77 
78 #endif // !COIN_SOLIGHTELEMENT_H
virtual void init(SoState *state)
Definition: SoAccumulatedElement.cpp:76
SoElement is the abstract base class for all elements.
Definition: SoElement.h:43
The SoState class manages the Coin scenegraph traversal state data.
Definition: SoState.h:44
The SoLightElement class manages the currently active light sources.
Definition: SoLightElement.h:43
The SbMatrix class is a 4x4 dimensional representation of a matrix.
Definition: SbMatrix.h:47
The SoAccumulatedElement class is an abstract class for storing accumulated state.
Definition: SoAccumulatedElement.h:39
The SoNodeList class is a container for pointers to SoNode objects.
Definition: SoNodeList.h:40
virtual void push(SoState *state)
Definition: SoAccumulatedElement.cpp:84
The SoLight class is the base class for light emitting nodes.
Definition: SoLight.h:41
SbList< SbMatrix > * matrixlist
Definition: SoLightElement.h:63
SoNodeList lights
Definition: SoLightElement.h:62