OpenSceneGraph/include/osgUtil/RenderToTextureStage

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//C++ header - Open Scene Graph - Copyright (C) 1998-2002 Robert Osfield
//Distributed under the terms of the GNU Library General Public License (LGPL)
//as published by the Free Software Foundation.
#ifndef OSGUTIL_RENDERTOTEXTURESTAGE
#define OSGUTIL_RENDERTOTEXTURESTAGE 1
#include <osg/Texture>
#include <osgUtil/RenderStage>
namespace osgUtil {
/**
* RenderStage which copies the final image to an attached texture or image.
* Generally used as a pre-rendering stage.
*/
class OSGUTIL_EXPORT RenderToTextureStage : public RenderStage
{
public:
RenderToTextureStage();
virtual osg::Object* cloneType() const { return osgNew RenderToTextureStage(); }
virtual osg::Object* clone(const osg::CopyOp&) const { return osgNew RenderToTextureStage(); } // note only implements a clone of type.
virtual bool isSameKindAs(const osg::Object* obj) const { return dynamic_cast<const RenderToTextureStage*>(obj)!=0L; }
virtual const char* libraryName() const { return "osgUtil"; }
virtual const char* className() const { return "RenderToTextureStage"; }
virtual void reset();
void setTexture(osg::Texture* texture) { _texture = texture; }
osg::Texture* getTexture() { return _texture.get(); }
void setImage(osg::Image* image) { _image = image; }
osg::Image* getImage() { return _image.get(); }
virtual void draw(osg::State& state,RenderLeaf*& previous);
public:
protected:
virtual ~RenderToTextureStage();
osg::ref_ptr<osg::Texture> _texture;
osg::ref_ptr<osg::Image> _image;
};
}
#endif