doc/salome/gui/SMESH/viewing_meshes.htm

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  84 <h1>Viewing Meshes</h1>
  85
  86 <h3>Viewing Mesh Infos</h3>
  87
  88 <p class="whs1">import salome</p>
  89
  90 <p class="whs1">import geompy</p>
  91
  92 <p class="whs1">import SMESH</p>
  93
  94 <p class="whs1">import StdMeshers</p>
  95
  96 <p class="whs1">&nbsp;</p>
  97
  98 <p class="whs1">smesh = salome.lcc.FindOrLoadComponent(&quot;FactoryServer&quot;,
  99  &quot;SMESH&quot;)</p>
 100
 101 <p class="whs1">smesh.SetCurrentStudy(salome.myStudy)</p>
 102
 103 <p class="whs1">&nbsp;</p>
 104
 105 <p class="whs1">box &nbsp;&nbsp;=
 106  geompy.MakeBox(0., 0., 0., 20., 20., 20.)</p>
 107
 108 <p class="whs1">idbox = geompy.addToStudy(box, &quot;box&quot;)</p>
 109
 110 <p class="whs1">&nbsp;</p>
 111
 112 <p class="whs1">subShapeList = geompy.SubShapeAll(box,
 113  geompy.ShapeType[&quot;EDGE&quot;])</p>
 114
 115 <p class="whs1">edge &nbsp;&nbsp;=
 116  subShapeList[0]</p>
 117
 118 <p class="whs1">name &nbsp;&nbsp;=
 119  geompy.SubShapeName(edge, box)</p>
 120
 121 <p class="whs1">idedge = geompy.addToStudyInFather(box,
 122  edge, name)</p>
 123
 124 <p class="whs1">&nbsp;</p>
 125
 126 <p class="whs1">box &nbsp;=
 127  salome.IDToObject(idbox)</p>
 128
 129 <p class="whs1">edge = salome.IDToObject(idedge)</p>
 130
 131 <p class="whs1">&nbsp;</p>
 132
 133 <p class="whs1">hyp1 = smesh.CreateHypothesis(&quot;NumberOfSegments&quot;,
 134  &quot;libStdMeshersEngine.so&quot;)</p>
 135
 136 <p class="whs1">hyp1.SetNumberOfSegments(3)</p>
 137
 138 <p class="whs1">hyp2 = smesh.CreateHypothesis(&quot;MaxElementArea&quot;,
 139  &quot;libStdMeshersEngine.so&quot;)</p>
 140
 141 <p class="whs1">hyp2.SetMaxElementArea(10)</p>
 142
 143 <p class="whs1">hyp3 = smesh.CreateHypothesis(&quot;Arithmetic1D&quot;,
 144  &quot;libStdMeshersEngine.so&quot;)</p>
 145
 146 <p class="whs1">hyp3.SetLength(1,1)</p>
 147
 148 <p class="whs1">hyp3.SetLength(6,0)</p>
 149
 150 <p class="whs1">hyp4 = smesh.CreateHypothesis(&quot;Propagation&quot;,
 151  &quot;libStdMeshersEngine.so&quot;)</p>
 152
 153 <p class="whs1">&nbsp;</p>
 154
 155 <p class="whs1">algo1 = smesh.CreateHypothesis(&quot;Regular_1D&quot;,
 156  &quot;libStdMeshersEngine.so&quot;)</p>
 157
 158 <p class="whs1">algo2 = smesh.CreateHypothesis(&quot;MEFISTO_2D&quot;,
 159  &quot;libStdMeshersEngine.so&quot;)</p>
 160
 161 <p class="whs1">mesh = smesh.CreateMesh(box)</p>
 162
 163 <p class="whs1">&nbsp;</p>
 164
 165 <p class="whs1">mesh.AddHypothesis(box,hyp1)</p>
 166
 167 <p class="whs1">mesh.AddHypothesis(box,hyp2)</p>
 168
 169 <p class="whs1">mesh.AddHypothesis(box,algo1)</p>
 170
 171 <p class="whs1">mesh.AddHypothesis(box,algo2)</p>
 172
 173 <p class="whs1">mesh.AddHypothesis(edge,hyp3)</p>
 174
 175 <p class="whs1">mesh.AddHypothesis(edge,hyp4)</p>
 176
 177 <p class="whs1">mesh.AddHypothesis(edge,algo1)</p>
 178
 179 <p class="whs1">smesh.Compute(mesh,box)</p>
 180
 181 <p class="whs1">salome.sg.updateObjBrowser(1)</p>
 182
 183 <p class="whs1">&nbsp;</p>
 184
 185 <p class="whs2"># remove one hypothesis</p>
 186
 187 <p class="whs1">mesh.RemoveHypothesis(edge,hyp4)</p>
 188
 189 <p class="whs1">smesh.Compute(mesh,box)</p>
 190
 191 <p class="whs1">salome.sg.updateObjBrowser(1)</p>
 192
 193 <p class="whs1">&nbsp;</p>
 194
 195 <p class="whs2"># change the value
 196  of the hypothesis</p>
 197
 198 <p class="whs1">hyp2.SetMaxElementArea(2)</p>
 199
 200 <p class="whs1">mesh.AddHypothesis(box,hyp2)</p>
 201
 202 <p class="whs1">smesh.Compute(mesh,box)</p>
 203
 204 <p class="whs1">print &quot;Information about mesh:&quot;</p>
 205
 206 <p class="whs1">print &quot;Number of nodes &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;:
 207  &quot;, mesh.NbNodes()</p>
 208
 209 <p class="whs1">print &quot;Number of edges &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;:
 210  &quot;, mesh.NbEdges()</p>
 211
 212 <p class="whs1">print &quot;Number of faces &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;:
 213  &quot;, mesh.NbFaces()</p>
 214
 215 <p class="whs1">print &quot;Number of triangles &nbsp;&nbsp;:
 216  &quot;, mesh.NbTriangles()</p>
 217
 218 <p class="whs1">print &quot;Number of quadrangles : &quot;,
 219  mesh.NbQuadrangles()</p>
 220
 221 <p class="whs1">print &quot;Number of polygons &nbsp;&nbsp;&nbsp;:
 222  &quot;, mesh.NbPolygons()</p>
 223
 224 <p class="whs1">print &quot;Number of volumes &nbsp;&nbsp;&nbsp;&nbsp;:
 225  &quot;, mesh.NbVolumes()</p>
 226
 227 <p class="whs1">print &quot;Number of tetrahedrons: &quot;,
 228  mesh.NbTetras()</p>
 229
 230 <p class="whs1">print &quot;Number of hexahedrons : &quot;,
 231  mesh.NbHexas()</p>
 232
 233 <p class="whs1">print &quot;Number of prisms &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;:
 234  &quot;, mesh.NbPrisms()</p>
 235
 236 <p class="whs1">print &quot;Number of pyramids &nbsp;&nbsp;&nbsp;:
 237  &quot;, mesh.NbPyramids()</p>
 238
 239 <p class="whs1">print &quot;Number of polyhedrons : &quot;,
 240  mesh.NbPolyhedrons()</p>
 241
 242 <p class="whs1">salome.sg.updateObjBrowser(1) </p>
 243
 244 <p class="whs1">&nbsp;</p>
 245
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