1 // SMESH SMDS : implementaion of Salome mesh data structure
3 // Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
24 // File : SMDS_MeshPrism.cxx
25 // Author : Jean-Michel BOULCOURT
29 #include "SMDS_MeshPrism.ixx"
30 #include "Standard_ConstructionError.hxx"
33 //=======================================================================
34 //function : SMDS_MeshPrism
36 //=======================================================================
38 SMDS_MeshPrism::SMDS_MeshPrism(const Standard_Integer ID,
39 const Standard_Integer idnode1,
40 const Standard_Integer idnode2,
41 const Standard_Integer idnode3,
42 const Standard_Integer idnode4,
43 const Standard_Integer idnode5,
44 const Standard_Integer idnode6):SMDS_MeshVolume(ID,6)
46 SetConnections(idnode1,idnode2,idnode3,idnode4,idnode5,idnode6);
51 //=======================================================================
52 //function : SetConnections
54 //=======================================================================
55 void SMDS_MeshPrism::SetConnections(const Standard_Integer idnode1,
56 const Standard_Integer idnode2,
57 const Standard_Integer idnode3,
58 const Standard_Integer idnode4,
59 const Standard_Integer idnode5,
60 const Standard_Integer idnode6)
62 Standard_Integer idmin = (idnode1 < idnode2 ? idnode1 : idnode2);
63 idmin = (idmin < idnode3 ? idmin : idnode3);
64 idmin = (idmin < idnode4 ? idmin : idnode4);
65 idmin = (idmin < idnode5 ? idmin : idnode5);
66 idmin = (idmin < idnode6 ? idmin : idnode6);
69 if (idmin == idnode1) { // 1 2 3 4 5 6
75 } else if (idmin == idnode2) { // 2 3 1 5 6 4
81 } else if (idmin == idnode3) { // 3 1 2 6 4 5
87 } else if (idmin == idnode4) { // 4 5 6 1 2 3
93 } else if (idmin == idnode5) { // 5 6 4 2 3 1
99 } else { // 6 4 5 3 1 2
100 myNodes[1] = idnode4;
101 myNodes[2] = idnode5;
102 myNodes[3] = idnode3;
103 myNodes[4] = idnode1;
104 myNodes[5] = idnode2;
110 //=======================================================================
111 //function : NodesOfFace
112 //purpose : returns the rank node in mynodes. Useful to extract faces from volume
113 //=======================================================================
114 Standard_Integer SMDS_MeshPrism::NodesOfFace(const Standard_Integer rankface,
115 const Standard_Integer ranknode)
117 static Standard_Integer facenode[5][4] = {
125 return facenode[rankface-1][ranknode-1];
128 //=======================================================================
129 //function : NodesOfEdge
130 //purpose : returns the rank node in mynodes. Useful to extract edges from volume
131 //=======================================================================
132 Standard_Integer SMDS_MeshPrism::NodesOfEdge(const Standard_Integer rankedge,
133 const Standard_Integer ranknode) const
135 static Standard_Integer faceedge[9][2] = {
148 return faceedge[rankedge-1][ranknode-1];
151 //=======================================================================
152 //function : GetFaceDefinedByNodes
154 //=======================================================================
155 void SMDS_MeshPrism::GetFaceDefinedByNodes(const Standard_Integer rank,
156 const Standard_Address idnode,
157 Standard_Integer& nb) const
159 Standard_Integer *ptr;
160 ptr = (Standard_Integer *)idnode;
161 ptr[0] = myNodes[NodesOfFace(rank,1)];
162 ptr[1] = myNodes[NodesOfFace(rank,2)];
163 ptr[2] = myNodes[NodesOfFace(rank,3)];
164 ptr[3] = myNodes[NodesOfFace(rank,4)];
165 nb = (NodesOfFace(rank,4) == -1 ? 3 : 4);
167 ptr[3] = myNodes[NodesOfFace(rank,4)];
171 //=======================================================================
172 //function : GetEdgeDefinedByNodes
174 //=======================================================================
175 void SMDS_MeshPrism::GetEdgeDefinedByNodes(const Standard_Integer rank,
176 Standard_Integer& idnode1,
177 Standard_Integer& idnode2) const
179 idnode1 = myNodes[NodesOfEdge(rank,1)];
180 idnode2 = myNodes[NodesOfEdge(rank,2)];