82 lines
2.7 KiB
C++
82 lines
2.7 KiB
C++
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2005 Robert Osfield
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*
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* This library is open source and may be redistributed and/or modified under
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* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
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* (at your option) any later version. The full license is in LICENSE file
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* included with this distribution, and on the openscenegraph.org website.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* OpenSceneGraph Public License for more details.
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*/
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#ifndef OSG_DRAWPIXELS
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#define OSG_DRAWPIXELS 1
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#include <osg/Drawable>
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#include <osg/Vec3>
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#include <osg/Image>
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namespace osg {
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/** DrawPixels is an osg::Drawable subclass which encapsulates the drawing of
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* images using glDrawPixels.*/
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class OSG_EXPORT DrawPixels : public Drawable
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{
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public:
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DrawPixels();
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/** Copy constructor using CopyOp to manage deep vs shallow copy.*/
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DrawPixels(const DrawPixels& drawimage,const CopyOp& copyop=CopyOp::SHALLOW_COPY);
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virtual Object* cloneType() const { return new DrawPixels(); }
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virtual Object* clone(const CopyOp& copyop) const { return new DrawPixels(*this,copyop); }
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virtual bool isSameKindAs(const Object* obj) const { return dynamic_cast<const DrawPixels*>(obj)!=NULL; }
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virtual const char* libraryName() const { return "osg"; }
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virtual const char* className() const { return "DrawPixels"; }
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void setPosition(const osg::Vec3& position);
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osg::Vec3& getPosition() { return _position; }
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const osg::Vec3& getPosition() const { return _position; }
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void setImage(osg::Image* image) { _image = image; }
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osg::Image* getImage() { return _image.get(); }
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const osg::Image* getImage() const { return _image.get(); }
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void setUseSubImage(bool useSubImage) { _useSubImage=useSubImage; }
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bool getUseSubImage() const { return _useSubImage; }
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void setSubImageDimensions(unsigned int offsetX,unsigned int offsetY,unsigned int width,unsigned int height);
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void getSubImageDimensions(unsigned int& offsetX,unsigned int& offsetY,unsigned int& width,unsigned int& height) const;
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virtual void drawImplementation(State& state) const;
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protected:
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DrawPixels& operator = (const DrawPixels&) { return *this;}
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virtual ~DrawPixels();
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virtual bool computeBound() const;
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Vec3 _position;
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ref_ptr<Image> _image;
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bool _useSubImage;
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unsigned int _offsetX, _offsetY, _width, _height;
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};
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}
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#endif
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