OgreGLSLLinkProgramManager.h
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    00001 /*
    00002 -----------------------------------------------------------------------------
    00003 This source file is part of OGRE
    00004 (Object-oriented Graphics Rendering Engine)
    00005 For the latest info, see http://www.ogre3d.org/
    00006
    00007 Copyright (c) 2000-2012 Torus Knot Software Ltd
    00008
    00009 Permission is hereby granted, free of charge, to any person obtaining a copy
    00010 of this software and associated documentation files (the "Software"), to deal
    00011 in the Software without restriction, including without limitation the rights
    00012 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    00013 copies of the Software, and to permit persons to whom the Software is
    00014 furnished to do so, subject to the following conditions:
    00015
    00016 The above copyright notice and this permission notice shall be included in
    00017 all copies or substantial portions of the Software.
    00018
    00019 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    00020 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    00021 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    00022 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    00023 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    00024 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    00025 THE SOFTWARE.
    00026 -----------------------------------------------------------------------------
    00027 */
    00028 #ifndef __GLSLLinkProgramManager_H__
    00029 #define __GLSLLinkProgramManager_H__
    00030
    00031 #include "OgreGLPrerequisites.h"
    00032 #include "OgreSingleton.h"
    00033
    00034 #include "OgreGLSLExtSupport.h"
    00035 #include "OgreGLSLLinkProgram.h"
    00036
    00037 namespace Ogre {
    00038
    00039
    00052     class _OgreGLExport GLSLLinkProgramManager : public Singleton<GLSLLinkProgramManager>
    00053     {
    00054
    00055     private:
    00056
    00057         typedef map<uint64, GLSLLinkProgram*>::type LinkProgramMap;
    00058         typedef LinkProgramMap::iterator LinkProgramIterator;
    00059
    00061         LinkProgramMap mLinkPrograms;
    00062
    00064         GLSLGpuProgram* mActiveVertexGpuProgram;
    00065         GLSLGpuProgram* mActiveGeometryGpuProgram;
    00066         GLSLGpuProgram* mActiveFragmentGpuProgram;
    00067         GLSLLinkProgram* mActiveLinkProgram;
    00068
    00069         typedef map<String, GLenum>::type StringToEnumMap;
    00070         StringToEnumMap mTypeEnumMap;
    00071
    00073         void completeDefInfo(GLenum gltype, GpuConstantDefinition& defToUpdate);
    00075         bool completeParamSource(const String& paramName,
    00076             const GpuConstantDefinitionMap* vertexConstantDefs,
    00077             const GpuConstantDefinitionMap* geometryConstantDefs,
    00078             const GpuConstantDefinitionMap* fragmentConstantDefs,
    00079             GLUniformReference& refToUpdate);
    00080
    00081     public:
    00082
    00083         GLSLLinkProgramManager(void);
    00084
    00085         ~GLSLLinkProgramManager(void);
    00086
    00091         GLSLLinkProgram* getActiveLinkProgram(void);
    00092
    00097         void setActiveFragmentShader(GLSLGpuProgram* fragmentGpuProgram);
    00102         void setActiveGeometryShader(GLSLGpuProgram* geometryGpuProgram);
    00107         void setActiveVertexShader(GLSLGpuProgram* vertexGpuProgram);
    00108
    00123         void extractUniforms(GLhandleARB programObject,
    00124             const GpuConstantDefinitionMap* vertexConstantDefs,
    00125             const GpuConstantDefinitionMap* geometryConstantDefs,
    00126             const GpuConstantDefinitionMap* fragmentConstantDefs,
    00127             GLUniformReferenceList& list);
    00134         void extractConstantDefs(const String& src, GpuNamedConstants& constantDefs,
    00135             const String& filename);
    00136
    00137         static GLSLLinkProgramManager& getSingleton(void);
    00138         static GLSLLinkProgramManager* getSingletonPtr(void);
    00139
    00140     };
    00141
    00142 }
    00143
    00144 #endif // __GLSLLinkProgramManager_H__

Copyright © 2012 Torus Knot Software Ltd
This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
Last modified Sun Sep 2 2012 07:27:21