// Copyright (C) 2007-2016  CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
// File      : SMESH_Triangulate.hxx
// Created   : Thu Jan 18 17:51:34 2018
// Author    : Edward AGAPOV (eap)


#ifndef __SMESH_Triangulate_HXX__
#define __SMESH_Triangulate_HXX__

/*!
 * \brief Divide a mesh face into triangles
 */
class SMESHUtils_EXPORT SMESH_Triangulate
{
 public:

  static int GetNbTriangles( const SMDS_MeshElement* face );

  int GetTriangles( const SMDS_MeshElement*             face,
                    std::vector< const SMDS_MeshNode*>& nodes);

 private:

  bool triangulate( std::vector< const SMDS_MeshNode*>& nodes, const size_t nbNodes );

  struct PolyVertex;
  std::vector< PolyVertex > _pv;
};


#endif