landscape_face_vector_manager.h

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/* Copyright, 2001 Nevrax Ltd.
 *
 * This file is part of NEVRAX NEL.
 * NEVRAX NEL 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, or (at your option)
 * any later version.

 * NEVRAX NEL 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 NEVRAX NEL; see the file COPYING. If not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
 * MA 02111-1307, USA.
 */

#ifndef NL_LANDSCAPE_FACE_VECTOR_MANAGER_H
#define NL_LANDSCAPE_FACE_VECTOR_MANAGER_H

#include "nel/misc/types_nl.h"
#include <vector>
#include "nel/3d/index_buffer.h"


namespace NL3D {

// ***************************************************************************
class CLandscapeFaceVectorManager
{
public:

    CLandscapeFaceVectorManager();
    ~CLandscapeFaceVectorManager();


    // Empty the Free List. All FaceVector must be deleted.
    void                    purge();
    TLandscapeIndexType                 *createFaceVector(uint numTri);
    void                    deleteFaceVector(TLandscapeIndexType *fv);


private:
    // Array of Free Blocks List. NB: actually, in place of a TLandscapeIndexType, it is a TLandscapeIndexType* we point here (for next!!)
    std::vector<TLandscapeIndexType*>   _Blocks;

    uint        getBlockIdFromNumTri(uint numTris);

};


} // NL3D


#endif // NL_LANDSCAPE_FACE_VECTOR_MANAGER_H

/* End of landscape_face_vector_manager.h */