OpenSceneGraph/include/osg/PolygonOffset
2001-09-19 21:08:56 +00:00

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#ifndef OSG_POLYGONOFFSET
#define OSG_POLYGONOFFSET 1
#include <osg/StateAttribute>
#include <osg/StateSet>
namespace osg {
/** PolygonOffset - encapsulates the OpenGL glPolygonOffset state.*/
class SG_EXPORT PolygonOffset : public StateAttribute
{
public :
PolygonOffset();
virtual Object* clone() const { return new PolygonOffset(); }
virtual bool isSameKindAs(const Object* obj) const { return dynamic_cast<const PolygonOffset*>(obj)!=NULL; }
virtual const char* className() const { return "PolygonOffset"; }
virtual const Type getType() const { return POLYGONOFFSET; }
virtual void setStateSetModes(StateSet& ds,const GLModeValue value) const
{
ds.setMode(GL_POLYGON_OFFSET_FILL,value);
ds.setMode(GL_POLYGON_OFFSET_LINE,value);
ds.setMode(GL_POLYGON_OFFSET_POINT,value);
}
inline void setFactor(const float factor) { _factor = factor; }
inline const float getFactor() const { return _factor; }
inline void setUnits(const float units) { _units = units; }
inline const float getUnits() const { return _units; }
virtual void apply(State& state) const;
protected :
virtual ~PolygonOffset();
float _factor;
float _units;
};
};
#endif