Image Component Library (ICL)
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00001 /******************************************************************** 00002 ** Image Component Library (ICL) ** 00003 ** ** 00004 ** Copyright (C) 2006-2013 CITEC, University of Bielefeld ** 00005 ** Neuroinformatics Group ** 00006 ** Website: www.iclcv.org and ** 00007 ** http://opensource.cit-ec.de/projects/icl ** 00008 ** ** 00009 ** File : ICLGeom/src/ICLGeom/ShaderUtil.h ** 00010 ** Module : ICLGeom ** 00011 ** Authors: Matthias Esau ** 00012 ** ** 00013 ** ** 00014 ** GNU LESSER GENERAL PUBLIC LICENSE ** 00015 ** This file may be used under the terms of the GNU Lesser General ** 00016 ** Public License version 3.0 as published by the ** 00017 ** ** 00018 ** Free Software Foundation and appearing in the file LICENSE.LGPL ** 00019 ** included in the packaging of this file. Please review the ** 00020 ** following information to ensure the license requirements will ** 00021 ** be met: http://www.gnu.org/licenses/lgpl-3.0.txt ** 00022 ** ** 00023 ** The development of this software was supported by the ** 00024 ** Excellence Cluster EXC 277 Cognitive Interaction Technology. ** 00025 ** The Excellence Cluster EXC 277 is a grant of the Deutsche ** 00026 ** Forschungsgemeinschaft (DFG) in the context of the German ** 00027 ** Excellence Initiative. ** 00028 ** ** 00029 ********************************************************************/ 00030 00031 #pragma once 00032 #include <ICLUtils/CompatMacros.h> 00033 #include <ICLGeom/Primitive.h> 00034 #include <ICLGeom/GeomDefs.h> 00035 #include <ICLGeom/SceneLight.h> 00036 00037 namespace icl{ 00039 namespace qt {class GLFragmentShader;} 00041 namespace geom{ 00042 00045 class ICLGeom_API ShaderUtil { 00046 icl::qt::GLFragmentShader** m_shaders; 00047 icl::qt::GLFragmentShader* activeShader; 00048 const std::vector<Mat> *project2shadow; 00049 float m_shadowBias; 00050 bool renderingShadow; 00051 public: 00053 enum ShaderType{SHADOW, SHADOW_TEXTURE, NO_SHADOW, NO_SHADOW_TEXTURE, COUNT}; 00054 ShaderUtil(icl::qt::GLFragmentShader** shaders, const std::vector<Mat> *project2shadow, float shadowBias); 00058 ShaderUtil(); 00059 00060 void activateShader(Primitive::Type type, bool withShadow); 00061 void deactivateShaders(); 00062 static void recompilePerPixelShader(icl::qt::GLFragmentShader** shaders, const icl::utils::SmartPtr<SceneLight>* lights, int numShadowLights); 00063 }; 00064 } 00065 }