SoGLPolygonOffsetElement.h

#ifndef COIN_SOGLPOLYGONOFFSETELEMENT_H
#define COIN_SOGLPOLYGONOFFSETELEMENT_H

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#include <Inventor/elements/SoPolygonOffsetElement.h>

class COIN_DLL_API SoGLPolygonOffsetElement : public SoPolygonOffsetElement {
  typedef SoPolygonOffsetElement inherited;

  SO_ELEMENT_HEADER(SoGLPolygonOffsetElement);
public:
  static void initClass(void);
protected:
  virtual ~SoGLPolygonOffsetElement();

public:
  virtual void init(SoState * state);
  virtual void push(SoState * state);
  virtual void pop(SoState * state, const SoElement * prevTopElement);

protected:
  virtual void setElt(float factor, float units, Style styles, SbBool on);

private:

  SoState * state; // needed to test for OpenGL extension
  void updategl(void);
};

#endif // !COIN_SOGLPOLYGONOFFSETELEMENT_H