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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 OSG_DRAWPIXELS
#define OSG_DRAWPIXELS 1
#include <osg/Drawable>
#include <osg/Vec3>
#include <osg/Image>
namespace osg {
/** DrawPixels is an osg::Drawable subclass which encapsulates the drawing of
* images using glDrawPixels.*/
class OSG_EXPORT DrawPixels : public Drawable
{
public:
DrawPixels();
/** Copy constructor using CopyOp to manage deep vs shallow copy.*/
DrawPixels(const DrawPixels& drawimage,const CopyOp& copyop=CopyOp::SHALLOW_COPY);
virtual Object* cloneType() const { return new DrawPixels(); }
virtual Object* clone(const CopyOp& copyop) const { return new DrawPixels(*this,copyop); }
virtual bool isSameKindAs(const Object* obj) const { return dynamic_cast<const DrawPixels*>(obj)!=NULL; }
virtual const char* libraryName() const { return "osg"; }
virtual const char* className() const { return "DrawPixels"; }
void setPosition(const osg::Vec3& position);
osg::Vec3& getPosition() { return _position; }
const osg::Vec3& getPosition() const { return _position; }
void setImage(osg::Image* image) { _image = image; }
osg::Image* getImage() { return _image.get(); }
const osg::Image* getImage() const { return _image.get(); }
void setUseSubImage(bool useSubImage) { _useSubImage=useSubImage; }
bool getUseSubImage() const { return _useSubImage; }
void setSubImageDimensions(unsigned int offsetX,unsigned int offsetY,unsigned int width,unsigned int height);
void getSubImageDimensions(unsigned int& offsetX,unsigned int& offsetY,unsigned int& width,unsigned int& height) const;
virtual void drawImplementation(RenderInfo& renderInfo) const;
virtual BoundingBox computeBound() const;
protected:
DrawPixels& operator = (const DrawPixels&) { return *this;}
virtual ~DrawPixels();
Vec3 _position;
ref_ptr<Image> _image;
bool _useSubImage;
unsigned int _offsetX, _offsetY, _width, _height;
};
}
#endif