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SoGLViewingMatrixElement.h
1 #ifndef COIN_SOGLVIEWINGMATRIXELEMENT_H
2 #define COIN_SOGLVIEWINGMATRIXELEMENT_H
3 
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35 
36 #include <Inventor/elements/SoViewingMatrixElement.h>
37 
38 class COIN_DLL_API SoGLViewingMatrixElement : public SoViewingMatrixElement {
40 
41  SO_ELEMENT_HEADER(SoGLViewingMatrixElement);
42 public:
43  static void initClass(void);
44 protected:
45  virtual ~SoGLViewingMatrixElement();
46 
47 public:
48  virtual void init(SoState * state);
49 
50  virtual void push(SoState * state);
51  virtual void pop(SoState * state,
52  const SoElement * prevTopElement);
53 
54  static SbUniqueId getNodeId(SoState * const state);
55  static SbMatrix getResetMatrix(SoState * state);
56 
57 protected:
58  virtual void setElt(const SbMatrix & matrix);
59 
60 private:
61  SoState * state;
62  SbMatrix modelmatrix;
63  SbBool mmidentity;
64  void updategl(void);
65 };
66 
67 #endif // !COIN_SOGLVIEWINGMATRIXELEMENT_H
The SoViewingMatrixElement class stores the world-to-camera transformation.
Definition: SoViewingMatrixElement.h:39
The SoGLViewingMatrixElement class is used to store the current viewing matrix.
Definition: SoGLViewingMatrixElement.h:38
virtual void push(SoState *state)
Definition: SoElement.cpp:570
SoElement is the abstract base class for all elements.
Definition: SoElement.h:43
static void initClass(void)
Definition: SoViewingMatrixElement.cpp:61
The SoState class manages the Coin scene graph traversal state data.
Definition: SoState.h:44
SbUniqueId getNodeId() const
Definition: SoReplacedElement.cpp:160
The SbMatrix class is a 4x4 dimensional representation of a matrix.
Definition: SbMatrix.h:47
virtual void init(SoState *state)
Definition: SoViewingMatrixElement.cpp:109
virtual void setElt(const SbMatrix &matrix)
FIXME: write doc.
Definition: SoViewingMatrixElement.cpp:122
virtual void pop(SoState *state, const SoElement *prevTopElement)
Definition: SoElement.cpp:585