/* Copyright (C) 2009 Wildfire Games.
 * This file is part of 0 A.D.
 *
 * 0 A.D. is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * 0 A.D. is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with 0 A.D.  If not, see <http://www.gnu.org/licenses/>.
 */

/**
 * =========================================================================
 * File        : FixedFunctionModelRenderer.h
 * Project     : Pyrogenesis
 * Description : ModelVertexRenderer that uses only fixed function pipeline
 *             : to render animated models.
 * =========================================================================
 */

#ifndef INCLUDED_FIXEDFUNCTIONMODELRENDERER
#define INCLUDED_FIXEDFUNCTIONMODELRENDERER

#include "renderer/ModelVertexRenderer.h"

struct FixedFunctionModelRendererInternals;

/**
 * Class FixedFunctionModelRenderer: Render animated models using only
 * OpenGL fixed function.
 */
class FixedFunctionModelRenderer : public ModelVertexRenderer
{
public:
	/**
	 * FixedFunctionModelRenderer: Constructor.
	 *
	 * @param colorIsDiffuseOnly if true, the primary color sent to the fragment stage
	 * contains only the diffuse term, and not the ambient
	 */
	FixedFunctionModelRenderer(bool colorIsDiffuseOnly);
	~FixedFunctionModelRenderer();

	// Implementations
	void* CreateModelData(CModel* model);
	void UpdateModelData(CModel* model, void* data, int updateflags);
	void DestroyModelData(CModel* model, void* data);

	void BeginPass(int streamflags, const CMatrix3D* texturematrix);
	void EndPass(int streamflags);
	void PrepareModelDef(int streamflags, const CModelDefPtr& def);
	void RenderModel(int streamflags, CModel* model, void* data);

private:
	FixedFunctionModelRendererInternals* m;
};


#endif // INCLUDED_FIXEDFUNCTIONMODELRENDERER