OgreGLES2StateCacheManager.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) 2000-2014 Torus Knot Software Ltd

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
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copies of the Software, and to permit persons to whom the Software is
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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
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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THE SOFTWARE.
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*/

#ifndef __GLES2StateCacheManager_H__
#define __GLES2StateCacheManager_H__

#include "OgreGLES2Prerequisites.h"

typedef Ogre::GeneralAllocatedObject StateCacheAlloc;

namespace Ogre
{
    class GLES2StateCacheManagerImp;

    class _OgreGLES2Export GLES2StateCacheManager : public StateCacheAlloc
    {
    private:
        GLES2StateCacheManagerImp* mImp;

    public:
        GLES2StateCacheManager(void);
        ~GLES2StateCacheManager(void);

        void initializeCache();
        
        void clearCache();
        
        void bindGLBuffer(GLenum target, GLuint buffer, bool force = false);

        void deleteGLBuffer(GLenum target, GLuint buffer, bool force = false);

        void bindGLTexture(GLenum target, GLuint texture);

        void invalidateStateForTexture(GLuint texture);

        void setTexParameteri(GLenum target, GLenum pname, GLint param);

        void setTexParameterf(GLenum target, GLenum pname, GLfloat param);

        void getTexParameterfv(GLenum target, GLenum pname, GLfloat *param);

        bool activateGLTextureUnit(unsigned char unit);

        GLenum getBlendEquation(void) const;

        void setBlendEquation(GLenum eq);

        void setBlendFunc(GLenum source, GLenum dest);

        GLboolean getDepthMask(void) const;

        void setDepthMask(GLboolean mask);

        GLenum getDepthFunc(void) const;

        void setDepthFunc(GLenum func);

        GLclampf getClearDepth(void) const;

        void setClearDepth(GLclampf depth);

        void setClearColour(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha);

        vector<GLboolean>::type & getColourMask(void) const;

        void setColourMask(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha);

        GLuint getStencilMask(void) const;

        void setStencilMask(GLuint mask);

        void setEnabled(GLenum flag);

        void setDisabled(GLenum flag);

        void setVertexAttribEnabled(GLuint attrib);

        void setVertexAttribDisabled(GLuint attrib);

        unsigned int getDiscardBuffers(void) const;

        void setDiscardBuffers(unsigned int flags);

        GLenum getPolygonMode(void) const;

        void setPolygonMode(GLenum mode);

        GLenum getCullFace(void) const;

        void setCullFace(GLenum face);
    };
}

#endif