1 // Copyright (C) 2007-2012 CEA/DEN, EDF R&D, OPEN CASCADE
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
20 #include "MEDNormalizedUnstructuredMesh.txx"
21 #include "MEDMEM_Mesh.hxx"
22 #include "MEDMEM_Exception.hxx"
23 #include "PointLocatorAlgos.txx"
24 #include "PointLocator.hxx"
28 MEDMEM::PointLocator::PointLocator(const MEDMEM::MESH& mesh)
30 int meshdim=mesh.getMeshDimension();
31 int spacedim=mesh.getSpaceDimension();
32 if (meshdim != spacedim) throw MEDMEM::MEDEXCEPTION("Locator is not implemented for meshdim != spacedim");
36 _medmesh = new MEDNormalizedUnstructuredMesh<2,2> (&mesh);
37 _point_locator=new INTERP_KERNEL::PointLocatorAlgos<MEDNormalizedUnstructuredMesh<2,2> >(*(static_cast<MEDNormalizedUnstructuredMesh<2,2>* >(_medmesh)));
40 _medmesh = new MEDNormalizedUnstructuredMesh<3,3> (&mesh);
41 _point_locator=new INTERP_KERNEL::PointLocatorAlgos<MEDNormalizedUnstructuredMesh<3,3> >(*(static_cast<MEDNormalizedUnstructuredMesh<3,3>* >(_medmesh)));
46 MEDMEM::PointLocator::~PointLocator()
49 delete _point_locator;
52 std::list<int> MEDMEM::PointLocator::locate(const double* x)
54 return _point_locator->locates(x,1e-12);
57 MEDMEM::PointLocatorInSimplex::PointLocatorInSimplex(const MEDMEM::MESH& mesh)
59 int meshdim=mesh.getMeshDimension();
60 int spacedim=mesh.getSpaceDimension();
61 if (meshdim != spacedim) throw MEDMEM::MEDEXCEPTION("Locator is not implemented for meshdim != spacedim");
65 _medmesh = new MEDNormalizedUnstructuredMesh<2,2> (&mesh);
66 _point_locator=new INTERP_KERNEL::PointLocatorInSimplex<MEDNormalizedUnstructuredMesh<2,2> >(*(static_cast<MEDNormalizedUnstructuredMesh<2,2>* >(_medmesh)));
69 _medmesh = new MEDNormalizedUnstructuredMesh<3,3> (&mesh);
70 _point_locator=new INTERP_KERNEL::PointLocatorInSimplex<MEDNormalizedUnstructuredMesh<3,3> >(*(static_cast<MEDNormalizedUnstructuredMesh<3,3>* >(_medmesh)));
75 void MEDMEM::PointLocatorInSimplex::getNodeWightsInSimplex( const std::vector<const double*>& nodes,
76 const double* p, double* weghts )
78 INTERP_KERNEL::barycentric_coords( nodes, p, weghts );