doc/salome/gui/SMESH/viewing_meshes.htm

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  79 <h1>Viewing Meshes</h1>\r
  80 \r
  81 <h3>Viewing Mesh Infos</h3>\r
  82 \r
  83 <p class="whs1">import salome</p>\r
  84 \r
  85 <p class="whs1">import geompy</p>\r
  86 \r
  87 <p class="whs1">import SMESH</p>\r
  88 \r
  89 <p class="whs1">import StdMeshers</p>\r
  90 \r
  91 <p class="whs1">&nbsp;</p>\r
  92 \r
  93 <p class="whs1">smesh = salome.lcc.FindOrLoadComponent(&quot;FactoryServer&quot;, \r
  94  &quot;SMESH&quot;)</p>\r
  95 \r
  96 <p class="whs1">smesh.SetCurrentStudy(salome.myStudy)</p>\r
  97 \r
  98 <p class="whs1">&nbsp;</p>\r
  99 \r
 100 <p class="whs1">box &nbsp;&nbsp;= \r
 101  geompy.MakeBox(0., 0., 0., 20., 20., 20.)</p>\r
 102 \r
 103 <p class="whs1">idbox = geompy.addToStudy(box, &quot;box&quot;)</p>\r
 104 \r
 105 <p class="whs1">&nbsp;</p>\r
 106 \r
 107 <p class="whs1">subShapeList = geompy.SubShapeAll(box, \r
 108  geompy.ShapeType[&quot;EDGE&quot;])</p>\r
 109 \r
 110 <p class="whs1">edge &nbsp;&nbsp;= \r
 111  subShapeList[0]</p>\r
 112 \r
 113 <p class="whs1">name &nbsp;&nbsp;= \r
 114  geompy.SubShapeName(edge, box)</p>\r
 115 \r
 116 <p class="whs1">idedge = geompy.addToStudyInFather(box, \r
 117  edge, name)</p>\r
 118 \r
 119 <p class="whs1">&nbsp;</p>\r
 120 \r
 121 <p class="whs1">box &nbsp;= \r
 122  salome.IDToObject(idbox)</p>\r
 123 \r
 124 <p class="whs1">edge = salome.IDToObject(idedge)</p>\r
 125 \r
 126 <p class="whs1">&nbsp;</p>\r
 127 \r
 128 <p class="whs1">hyp1 = smesh.CreateHypothesis(&quot;NumberOfSegments&quot;, \r
 129  &quot;libStdMeshersEngine.so&quot;)</p>\r
 130 \r
 131 <p class="whs1">hyp1.SetNumberOfSegments(3)</p>\r
 132 \r
 133 <p class="whs1">hyp2 = smesh.CreateHypothesis(&quot;MaxElementArea&quot;, \r
 134  &quot;libStdMeshersEngine.so&quot;)</p>\r
 135 \r
 136 <p class="whs1">hyp2.SetMaxElementArea(10)</p>\r
 137 \r
 138 <p class="whs1">hyp3 = smesh.CreateHypothesis(&quot;Arithmetic1D&quot;, \r
 139  &quot;libStdMeshersEngine.so&quot;)</p>\r
 140 \r
 141 <p class="whs1">hyp3.SetLength(1,1)</p>\r
 142 \r
 143 <p class="whs1">hyp3.SetLength(6,0)</p>\r
 144 \r
 145 <p class="whs1">hyp4 = smesh.CreateHypothesis(&quot;Propagation&quot;, \r
 146  &quot;libStdMeshersEngine.so&quot;)</p>\r
 147 \r
 148 <p class="whs1">&nbsp;</p>\r
 149 \r
 150 <p class="whs1">algo1 = smesh.CreateHypothesis(&quot;Regular_1D&quot;, \r
 151  &quot;libStdMeshersEngine.so&quot;)</p>\r
 152 \r
 153 <p class="whs1">algo2 = smesh.CreateHypothesis(&quot;MEFISTO_2D&quot;, \r
 154  &quot;libStdMeshersEngine.so&quot;)</p>\r
 155 \r
 156 <p class="whs1">mesh = smesh.CreateMesh(box)</p>\r
 157 \r
 158 <p class="whs1">&nbsp;</p>\r
 159 \r
 160 <p class="whs1">mesh.AddHypothesis(box,hyp1)</p>\r
 161 \r
 162 <p class="whs1">mesh.AddHypothesis(box,hyp2)</p>\r
 163 \r
 164 <p class="whs1">mesh.AddHypothesis(box,algo1)</p>\r
 165 \r
 166 <p class="whs1">mesh.AddHypothesis(box,algo2)</p>\r
 167 \r
 168 <p class="whs1">mesh.AddHypothesis(edge,hyp3)</p>\r
 169 \r
 170 <p class="whs1">mesh.AddHypothesis(edge,hyp4)</p>\r
 171 \r
 172 <p class="whs1">mesh.AddHypothesis(edge,algo1)</p>\r
 173 \r
 174 <p class="whs1">smesh.Compute(mesh,box)</p>\r
 175 \r
 176 <p class="whs1">salome.sg.updateObjBrowser(1)</p>\r
 177 \r
 178 <p class="whs1">&nbsp;</p>\r
 179 \r
 180 <p class="whs2"># remove one hypothesis</p>\r
 181 \r
 182 <p class="whs1">mesh.RemoveHypothesis(edge,hyp4)</p>\r
 183 \r
 184 <p class="whs1">smesh.Compute(mesh,box)</p>\r
 185 \r
 186 <p class="whs1">salome.sg.updateObjBrowser(1)</p>\r
 187 \r
 188 <p class="whs1">&nbsp;</p>\r
 189 \r
 190 <p class="whs2"># change the value \r
 191  of the hypothesis</p>\r
 192 \r
 193 <p class="whs1">hyp2.SetMaxElementArea(2)</p>\r
 194 \r
 195 <p class="whs1">mesh.AddHypothesis(box,hyp2)</p>\r
 196 \r
 197 <p class="whs1">smesh.Compute(mesh,box)</p>\r
 198 \r
 199 <p class="whs1">print &quot;Information about mesh:&quot;</p>\r
 200 \r
 201 <p class="whs1">print &quot;Number of nodes &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;: \r
 202  &quot;, mesh.NbNodes()</p>\r
 203 \r
 204 <p class="whs1">print &quot;Number of edges &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;: \r
 205  &quot;, mesh.NbEdges()</p>\r
 206 \r
 207 <p class="whs1">print &quot;Number of faces &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;: \r
 208  &quot;, mesh.NbFaces()</p>\r
 209 \r
 210 <p class="whs1">print &quot;Number of triangles &nbsp;&nbsp;: \r
 211  &quot;, mesh.NbTriangles()</p>\r
 212 \r
 213 <p class="whs1">print &quot;Number of quadrangles : &quot;, \r
 214  mesh.NbQuadrangles()</p>\r
 215 \r
 216 <p class="whs1">print &quot;Number of polygons &nbsp;&nbsp;&nbsp;: \r
 217  &quot;, mesh.NbPolygons()</p>\r
 218 \r
 219 <p class="whs1">print &quot;Number of volumes &nbsp;&nbsp;&nbsp;&nbsp;: \r
 220  &quot;, mesh.NbVolumes()</p>\r
 221 \r
 222 <p class="whs1">print &quot;Number of tetrahedrons: &quot;, \r
 223  mesh.NbTetras()</p>\r
 224 \r
 225 <p class="whs1">print &quot;Number of hexahedrons : &quot;, \r
 226  mesh.NbHexas()</p>\r
 227 \r
 228 <p class="whs1">print &quot;Number of prisms &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;: \r
 229  &quot;, mesh.NbPrisms()</p>\r
 230 \r
 231 <p class="whs1">print &quot;Number of pyramids &nbsp;&nbsp;&nbsp;: \r
 232  &quot;, mesh.NbPyramids()</p>\r
 233 \r
 234 <p class="whs1">print &quot;Number of polyhedrons : &quot;, \r
 235  mesh.NbPolyhedrons()</p>\r
 236 \r
 237 <p class="whs1">salome.sg.updateObjBrowser(1) </p>\r
 238 \r
 239 <p class="whs1">&nbsp;</p>\r
 240 \r
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