////////////////////////////////////////////////////////////////////////////////
//    Scorched3D (c) 2000-2011, 2025, 2026
//
//    This file is part of Scorched3D.
//
//    Scorched3D 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.
//
//    Scorched3D 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 this program; if not, write to the Free Software Foundation, Inc.,
//    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
////////////////////////////////////////////////////////////////////////////////

#ifndef __INCLUDE_Water2Patches_hpp_INCLUDE__
#define __INCLUDE_Water2Patches_hpp_INCLUDE__

#include <water/Water2Patch.hpp>
#include <image/Image.hpp>
#include <GLEXT/GLTexture.hpp>

class GLVertexBufferObject;

class Water2Patches
{
public:
	Water2Patches();
	~Water2Patches();

	void generate( Water2Points& heights, unsigned int totalSize, unsigned int patchSize, float waterHeight );

	// clang-format off
	// uncrustify off
	Water2Patch*          getPatch( int index );
	Water2Patch*          getPatch( int x, int y );
	Water2Patch::Data*    getPoint( int x, int y );
	int                   getSize()         { return size_; }
	Image&                getNormalMap()    { return normalMap_; }
	GLTexture&            getAOF()          { return aof_; }
	GLVertexBufferObject* getBufferObject() { return bufferObject_; }
	// uncrustify on
	// clang-format on

protected:
	int                   size_;
	int                   totalSize_;
	int                   patchSize_;
	Image                 normalMap_;
	GLTexture             aof_;
	GLVertexBufferObject* bufferObject_;
	Water2Patch*          patches_;

	void generateNormalMap();
};

#endif  // __INCLUDE_Water2Patches_hpp_INCLUDE__
