00001 /*********************************************************************** 00002 filename: CEGUIOgreRenderTarget.h 00003 created: Tue Feb 17 2009 00004 author: Paul D Turner 00005 *************************************************************************/ 00006 /*************************************************************************** 00007 * Copyright (C) 2004 - 2009 Paul D Turner & The CEGUI Development Team 00008 * 00009 * Permission is hereby granted, free of charge, to any person obtaining 00010 * a copy of this software and associated documentation files (the 00011 * "Software"), to deal in the Software without restriction, including 00012 * without limitation the rights to use, copy, modify, merge, publish, 00013 * distribute, sublicense, and/or sell copies of the Software, and to 00014 * permit persons to whom the Software is furnished to do so, subject to 00015 * the following conditions: 00016 * 00017 * The above copyright notice and this permission notice shall be 00018 * included in all copies or substantial portions of the Software. 00019 * 00020 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 00021 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 00022 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 00023 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR 00024 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 00025 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 00026 * OTHER DEALINGS IN THE SOFTWARE. 00027 ***************************************************************************/ 00028 #ifndef _CEGUIOgreRenderTarget_h_ 00029 #define _CEGUIOgreRenderTarget_h_ 00030 00031 #include "../../CEGUIRenderTarget.h" 00032 #include "CEGUIOgreRenderer.h" 00033 #include "../../CEGUIRect.h" 00034 #include <OgreMatrix4.h> 00035 00036 // Start of CEGUI namespace section 00037 namespace CEGUI 00038 { 00040 class OGRE_GUIRENDERER_API OgreRenderTarget : public virtual RenderTarget 00041 { 00042 public: 00044 OgreRenderTarget(OgreRenderer& owner, Ogre::RenderSystem& rs); 00045 00047 virtual ~OgreRenderTarget(); 00048 00062 void setOgreViewportDimensions(const Rect& area); 00063 00064 // implement parts of CEGUI::RenderTarget interface 00065 void draw(const GeometryBuffer& buffer); 00066 void draw(const RenderQueue& queue); 00067 void setArea(const Rect& area); 00068 const Rect& getArea() const; 00069 void activate(); 00070 void deactivate(); 00071 void unprojectPoint(const GeometryBuffer& buff, 00072 const Vector2& p_in, Vector2& p_out) const; 00073 00074 protected: 00076 void updateMatrix() const; 00078 void updateViewport(); 00079 00081 OgreRenderer& d_owner; 00083 Ogre::RenderSystem& d_renderSystem; 00085 Rect d_area; 00087 Ogre::RenderTarget* d_renderTarget; 00089 Ogre::Viewport* d_viewport; 00091 mutable Ogre::Matrix4 d_matrix; 00093 mutable bool d_matrixValid; 00095 mutable float d_viewDistance; 00097 bool d_viewportValid; 00098 }; 00099 00100 } // End of CEGUI namespace section 00101 00102 #endif // end of guard _CEGUIOgreRenderTarget_h_