SoGLViewingMatrixElement.h

#ifndef COIN_SOGLVIEWINGMATRIXELEMENT_H
#define COIN_SOGLVIEWINGMATRIXELEMENT_H
 
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#include <Inventor/elements/SoViewingMatrixElement.h>
 
class COIN_DLL_API SoGLViewingMatrixElement : public SoViewingMatrixElement {
  typedef SoViewingMatrixElement inherited;
 
  SO_ELEMENT_HEADER(SoGLViewingMatrixElement);
public:
  static void initClass(void);
protected:
  virtual ~SoGLViewingMatrixElement();
 
public:
  virtual void init(SoState * state);
 
  virtual void push(SoState * state);
  virtual void pop(SoState * state,
                   const SoElement * prevTopElement);
 
  static SbUniqueId getNodeId(SoState * const state);
  static SbMatrix getResetMatrix(SoState * state);
 
protected:
  virtual void setElt(const SbMatrix & matrix);
 
private:
  SoState * state;
  SbMatrix modelmatrix;
  SbBool mmidentity;
  void updategl(void);
};
 
#endif // !COIN_SOGLVIEWINGMATRIXELEMENT_H