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