graphic_context_gl1.h

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/*
**  ClanLib SDK
**  Copyright (c) 1997-2009 The ClanLib Team
**
**  This software is provided 'as-is', without any express or implied
**  warranty.  In no event will the authors be held liable for any damages
**  arising from the use of this software.
**
**  Permission is granted to anyone to use this software for any purpose,
**  including commercial applications, and to alter it and redistribute it
**  freely, subject to the following restrictions:
**
**  1. The origin of this software must not be misrepresented; you must not
**     claim that you wrote the original software. If you use this software
**     in a product, an acknowledgment in the product documentation would be
**     appreciated but is not required.
**  2. Altered source versions must be plainly marked as such, and must not be
**     misrepresented as being the original software.
**  3. This notice may not be removed or altered from any source distribution.
**
**  Note: Some of the libraries ClanLib may link to may have additional
**  requirements or restrictions.
**
**  File Author(s):
**
**    Mark Page
*/


#pragma once

#include "api_gl1.h"
#include "opengl1_defines.h"
#include "../Core/System/sharedptr.h"
#include "../Display/Render/graphic_context.h"
#include "material.h"
#include "light_source.h"
#include "texture_unit.h"
#include "light_model.h"

class CL_RenderWindowProvider;
class CL_ShaderObjectProvider;
class CL_FrameBufferProvider;
class CL_RenderBufferProvider;
class CL_GL1FrameBufferProvider;
class CL_GraphicContext_GL1_Impl;

class CL_API_GL1 CL_GraphicContext_GL1 : public CL_GraphicContext
{
public:
        CL_GraphicContext_GL1(CL_GraphicContext &gc);

        ~CL_GraphicContext_GL1();

public:

        int get_max_texture_coords();

        int get_light_count();

        void get_opengl_version(int &version_major, int &version_minor, int &version_release);

public:

        void push_texture_matrix(int unit_index);

        void set_texture_matrix(int unit_index, const CL_Mat4f &matrix);

        void pop_texture_matrix(int unit_index);

        void set_light_model(const CL_LightModel_GL1 &light_model);

        void reset_light_model();

        void set_material(const CL_Material_GL1 &material);

        void set_front_material(const CL_Material_GL1 &material);

        void set_back_material(const CL_Material_GL1 &material);

        void reset_front_material();

        void reset_back_material();

        void set_material(CLenum face, const CL_Material_GL1 &material);

        void reset_material();

        void set_color_material(CL_ColorMaterial_GL1 color);

        void set_color_material_front(CL_ColorMaterial_GL1 color);

        void set_color_material_back(CL_ColorMaterial_GL1 color);

        void reset_color_material();

        void set_color_material(CLenum face, CL_ColorMaterial_GL1 color);

        void set_light(int light_index, const CL_LightSource_GL1 &light);

        void reset_light(int light_index);

        void set_texture_unit(int unit_index, const CL_TextureUnit_GL1 &unit);

        void set_active();

private:
        CL_SharedPtr<CL_GraphicContext_GL1_Impl> impl;
};

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