OgreGLSLProgramManagerCommon.h

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/*
-----------------------------------------------------------------------------
This source file is part of OGRE
    (Object-oriented Graphics Rendering Engine)
For the latest info, see http://www.ogre3d.org/

Copyright (c) 2000-2013 Torus Knot Software Ltd

Permission is hereby granted, free of charge, to any person obtaining a copy
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The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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*/
#ifndef __GLSLProgramManagerCommon_H__
#define __GLSLProgramManagerCommon_H__

#include "OgreGL3PlusPrerequisites.h"
#include "OgreSingleton.h"
#include "OgreGLSLProgramCommon.h"
#include "OgreGLSLExtSupport.h"

namespace Ogre {


    class _OgreGL3PlusExport GLSLProgramManagerCommon
    {
    protected:
        GLSLGpuProgram* mActiveVertexGpuProgram;
        GLSLGpuProgram* mActiveGeometryGpuProgram;
        GLSLGpuProgram* mActiveFragmentGpuProgram;
        GLSLGpuProgram* mActiveHullGpuProgram;
        GLSLGpuProgram* mActiveDomainGpuProgram;
        GLSLGpuProgram* mActiveComputeGpuProgram;

        typedef map<String, GLenum>::type StringToEnumMap;
        StringToEnumMap mTypeEnumMap;
        void completeDefInfo(GLenum gltype, GpuConstantDefinition& defToUpdate);
        bool completeParamSource(const String& paramName,
             const GpuConstantDefinitionMap* vertexConstantDefs,
             const GpuConstantDefinitionMap* geometryConstantDefs,
             const GpuConstantDefinitionMap* fragmentConstantDefs,
             const GpuConstantDefinitionMap* hullConstantDefs,
             const GpuConstantDefinitionMap* domainConstantDefs,
             const GpuConstantDefinitionMap* computeConstantDefs,
             GLUniformReference& refToUpdate);
        void parseIndividualConstant(const String& src, GpuNamedConstants& defs,
                                     String::size_type currPos,
                                     const String& filename, GpuSharedParametersPtr sharedParams);

    public:

        GLSLProgramManagerCommon(void);
        ~GLSLProgramManagerCommon(void);

        void extractUniforms(GLuint programObject, 
             const GpuConstantDefinitionMap* vertexConstantDefs,
             const GpuConstantDefinitionMap* geometryConstantDefs,
             const GpuConstantDefinitionMap* fragmentConstantDefs,
             const GpuConstantDefinitionMap* hullConstantDefs,
             const GpuConstantDefinitionMap* domainConstantDefs,
             const GpuConstantDefinitionMap* computeConstantDefs,
             GLUniformReferenceList& list, GLUniformBufferList& sharedList);
        void extractConstantDefs(const String& src, GpuNamedConstants& constantDefs, 
            const String& filename);
    };

}

#endif // __GLSLProgramManagerCommon_H__