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salome-med  6.5.0
PointLocator.hxx
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00001 // Copyright (C) 2007-2012  CEA/DEN, EDF R&D, OPEN CASCADE
00002 //
00003 // This library is free software; you can redistribute it and/or
00004 // modify it under the terms of the GNU Lesser General Public
00005 // License as published by the Free Software Foundation; either
00006 // version 2.1 of the License.
00007 //
00008 // This library is distributed in the hope that it will be useful,
00009 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00010 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00011 // Lesser General Public License for more details.
00012 //
00013 // You should have received a copy of the GNU Lesser General Public
00014 // License along with this library; if not, write to the Free Software
00015 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
00016 //
00017 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
00018 //
00019 
00020 #ifndef _POINT_LOCATOR_HXX_
00021 #define _POINT_LOCATOR_HXX_
00022 
00023 #include "MEDMEM.hxx"
00024 
00025 #include <list>
00026 #include <vector>
00027 
00028 namespace INTERP_KERNEL
00029 {
00030   class GenericMesh;
00031   class GenericPointLocatorAlgos;
00032 }
00033 
00034 namespace MEDMEM
00035 {
00036   class MESH;
00037 
00038   class MEDMEM_EXPORT PointLocator
00039   {
00040   public:
00041     PointLocator(const MEDMEM::MESH& mesh);
00042     virtual ~PointLocator();
00043     std::list<int> locate(const double* x);
00044   protected:
00045     PointLocator() {}
00046     INTERP_KERNEL::GenericMesh *_medmesh;
00047     INTERP_KERNEL::GenericPointLocatorAlgos* _point_locator;
00048   };
00049 
00050   class MEDMEM_EXPORT PointLocatorInSimplex : public PointLocator
00051   {
00052   public:
00053     PointLocatorInSimplex(const MEDMEM::MESH& mesh);
00054 
00055     static void getNodeWightsInSimplex( const std::vector<const double*>& nodes,
00056                                         const double* p, double* weghts );
00057   };
00058 }
00059 
00060 #endif