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/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef OSGUTIL_REVERSEPRIMITIVEFUNCTOR
#define OSGUTIL_REVERSEPRIMITIVEFUNCTOR 1
#include <osg/PrimitiveSet>
#include <osg/Notify>
#include <osgUtil/Export>
namespace osgUtil {
class OSGUTIL_EXPORT ReversePrimitiveFunctor : public osg::PrimitiveIndexFunctor
{
public:
virtual ~ReversePrimitiveFunctor() {}
osg::PrimitiveSet * getReversedPrimitiveSet() { return _reversedPrimitiveSet.get(); }
virtual void setVertexArray(unsigned int , const osg::Vec2* ) {}
virtual void setVertexArray(unsigned int , const osg::Vec3* ) {}
virtual void setVertexArray(unsigned int , const osg::Vec4* ) {}
virtual void setVertexArray(unsigned int , const osg::Vec2d* ) {}
virtual void setVertexArray(unsigned int , const osg::Vec3d* ) {}
virtual void setVertexArray(unsigned int , const osg::Vec4d* ) {}
virtual void drawArrays(GLenum mode,GLint first,GLsizei count);
virtual void drawElements(GLenum mode,GLsizei count, const GLubyte* indices);
virtual void drawElements(GLenum mode,GLsizei count, const GLushort* indices);
virtual void drawElements(GLenum mode,GLsizei count, const GLuint* indices);
/// Mimics the OpenGL \c glBegin() function.
virtual void begin(GLenum mode);
virtual void vertex(unsigned int /*pos*/);
virtual void end();
osg::ref_ptr<osg::PrimitiveSet> _reversedPrimitiveSet;
private:
bool _running;
};
} // end osgUtil namespace
#endif // ** OSGUTIL_REVERSEFACEVISITOR ** //
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