OgreGLGpuProgram.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 
00029 #ifndef __GLGpuProgram_H__
00030 #define __GLGpuProgram_H__
00031 
00032 #include "OgreGLPrerequisites.h"
00033 #include "OgreGpuProgram.h"
00034 #include "OgreHardwareVertexBuffer.h"
00035 
00036 namespace Ogre {
00037 
00039     class _OgreGLExport GLGpuProgram : public GpuProgram
00040     {
00041     public:
00042         GLGpuProgram(ResourceManager* creator, const String& name, ResourceHandle handle,
00043             const String& group, bool isManual = false, ManualResourceLoader* loader = 0);
00044         virtual ~GLGpuProgram();
00045 
00047         virtual void bindProgram(void) {}
00049         virtual void unbindProgram(void) {}
00050 
00052         virtual void bindProgramParameters(GpuProgramParametersSharedPtr params, uint16 mask) {}
00054         virtual void bindProgramPassIterationParameters(GpuProgramParametersSharedPtr params) {}
00055 
00056 
00058         GLuint getProgramID(void) const
00059         { return mProgramID; }
00060 
00066         virtual GLuint getAttributeIndex(VertexElementSemantic semantic, uint index);
00069         virtual bool isAttributeValid(VertexElementSemantic semantic, uint index);
00070 
00072         static GLuint getFixedAttributeIndex(VertexElementSemantic semantic, uint index);
00073 
00074     protected:
00076         void loadFromSource(void) {}
00078         void unloadImpl(void) {}
00079 
00080         GLuint mProgramID;
00081         GLenum mProgramType;
00082     };
00083 
00085     class _OgreGLExport GLArbGpuProgram : public GLGpuProgram
00086     {
00087     public:
00088         GLArbGpuProgram(ResourceManager* creator, const String& name, ResourceHandle handle,
00089             const String& group, bool isManual = false, ManualResourceLoader* loader = 0);
00090         virtual ~GLArbGpuProgram();
00091 
00093         void setType(GpuProgramType t);
00094 
00095 
00097         void bindProgram(void);
00099         void unbindProgram(void);
00101         void bindProgramParameters(GpuProgramParametersSharedPtr params, uint16 mask);
00103         void bindProgramPassIterationParameters(GpuProgramParametersSharedPtr params);
00104 
00106         GLuint getProgramType(void) const
00107         { return mProgramType; }
00108 
00109     protected:
00110         void loadFromSource(void);
00112         void unloadImpl(void);
00113 
00114     };
00115 
00116 
00117 
00118 } // namespace Ogre
00119 
00120 #endif // __GLGpuProgram_H__

Copyright © 2012 Torus Knot Software Ltd
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This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
Last modified Fri May 25 2012 21:48:50