OpenWalnut
1.4.0
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00001 //--------------------------------------------------------------------------- 00002 // 00003 // Project: OpenWalnut ( http://www.openwalnut.org ) 00004 // 00005 // Copyright 2009 OpenWalnut Community, BSV@Uni-Leipzig and CNCF@MPI-CBS 00006 // For more information see http://www.openwalnut.org/copying 00007 // 00008 // This file is part of OpenWalnut. 00009 // 00010 // OpenWalnut is free software: you can redistribute it and/or modify 00011 // it under the terms of the GNU Lesser General Public License as published by 00012 // the Free Software Foundation, either version 3 of the License, or 00013 // (at your option) any later version. 00014 // 00015 // OpenWalnut is distributed in the hope that it will be useful, 00016 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00018 // GNU Lesser General Public License for more details. 00019 // 00020 // You should have received a copy of the GNU Lesser General Public License 00021 // along with OpenWalnut. If not, see <http://www.gnu.org/licenses/>. 00022 // 00023 //--------------------------------------------------------------------------- 00024 00025 #ifndef WGEPOSTPROCESSORSSAO_H 00026 #define WGEPOSTPROCESSORSSAO_H 00027 00028 #include <boost/shared_ptr.hpp> 00029 00030 #include "WGEPostprocessor.h" 00031 00032 /** 00033 * Naive SSAO implementation. 00034 */ 00035 class WGEPostprocessorSSAO: public WGEPostprocessor 00036 { 00037 public: 00038 /** 00039 * Convenience typedef for a boost::shared_ptr< WGEPostprocessorSSAO >. 00040 */ 00041 typedef boost::shared_ptr< WGEPostprocessorSSAO > SPtr; 00042 00043 /** 00044 * Convenience typedef for a boost::shared_ptr< const WGEPostprocessorSSAO >. 00045 */ 00046 typedef boost::shared_ptr< const WGEPostprocessorSSAO > ConstSPtr; 00047 00048 /** 00049 * Default constructor. 00050 */ 00051 WGEPostprocessorSSAO(); 00052 00053 /** 00054 * Destructor. 00055 */ 00056 virtual ~WGEPostprocessorSSAO(); 00057 00058 /** 00059 * Create instance. Uses the protected constructor. Implement it if you derive from this class! 00060 * 00061 * \param offscreen use this offscreen node to add your texture pass' 00062 * \param gbuffer the input textures you should use 00063 * 00064 * \return created postprocessor instance 00065 */ 00066 virtual WGEPostprocessor::SPtr create( osg::ref_ptr< WGEOffscreenRenderNode > offscreen, const PostprocessorInput& gbuffer ) const; 00067 protected: 00068 /** 00069 * Constructor. Implement this constructor and build your processing pipeline in here 00070 * 00071 * \param offscreen use this offscreen node to add your texture pass' 00072 * \param gbuffer the input textures you should use 00073 */ 00074 WGEPostprocessorSSAO( osg::ref_ptr< WGEOffscreenRenderNode > offscreen, const PostprocessorInput& gbuffer ); 00075 private: 00076 }; 00077 00078 #endif // WGEPOSTPROCESSORSSAO_H 00079