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"><span style="font-family: 'Lucida Console', monospace;">import
  89  geompy</span></p>
  90
  91 <p class="whs1">import smesh</p>
  92
  93 <p class="whs1">&nbsp;</p>
  94
  95 <p class="whs2"># create a box</p>
  96
  97 <p class="whs1">box = geompy.MakeBox(0., 0., 0., 20.,
  98  20., 20.)</p>
  99
 100 <p class="whs1">geompy.addToStudy(box, &quot;box&quot;)</p>
 101
 102 <p class="whs1">&nbsp;</p>
 103
 104 <p class="whs2"># create a mesh</p>
 105
 106 <p class="whs1">tetra = smesh.Mesh(box, &quot;MeshBox&quot;)</p>
 107
 108 <p class="whs1">&nbsp;</p>
 109
 110 <p class="whs1">algo1D = tetra.Segment()</p>
 111
 112 <p class="whs1">algo1D.NumberOfSegments(3)</p>
 113
 114 <p class="whs1">&nbsp;</p>
 115
 116 <p class="whs1">algo2D = tetra.Triangle()</p>
 117
 118 <p class="whs1">algo2D.MaxElementArea(10.)</p>
 119
 120 <p class="whs1">&nbsp;</p>
 121
 122 <p class="whs1">algo3D = tetra.Tetrahedron(smesh.NETGEN)</p>
 123
 124 <p class="whs1">algo3D.MaxElementVolume(900.)</p>
 125
 126 <p class="whs1">&nbsp;</p>
 127
 128 <p class="whs2"># compute the mesh</p>
 129
 130 <p class="whs1">tetra.Compute()</p>
 131
 132 <p class="whs1">&nbsp;</p>
 133
 134 <p class="whs2"># print informations
 135  about the mesh</p>
 136
 137 <p class="whs1">mesh = tetra.GetMesh()</p>
 138
 139 <p class="whs1">print &quot;Information about mesh:&quot;</p>
 140
 141 <p class="whs1">print &quot;Number of nodes &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;:
 142  &quot;, mesh.NbNodes()</p>
 143
 144 <p class="whs1">print &quot;Number of edges &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;:
 145  &quot;, mesh.NbEdges()</p>
 146
 147 <p class="whs1">print &quot;Number of faces &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;:
 148  &quot;, mesh.NbFaces()</p>
 149
 150 <p class="whs1">print &quot; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;triangles
 151  &nbsp;&nbsp;:
 152  &quot;, mesh.NbTriangles()</p>
 153
 154 <p class="whs1">print &quot; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;quadrangles
 155  : &quot;, mesh.NbQuadrangles()</p>
 156
 157 <p class="whs1">print &quot; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;polygons
 158  &nbsp;&nbsp;&nbsp;:
 159  &quot;, mesh.NbPolygons()</p>
 160
 161 <p class="whs1">print &quot;Number of volumes &nbsp;&nbsp;&nbsp;&nbsp;:
 162  &quot;, mesh.NbVolumes()</p>
 163
 164 <p class="whs1">print &quot; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;tetrahedrons:
 165  &quot;, mesh.NbTetras()</p>
 166
 167 <p class="whs1">print &quot; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;hexahedrons
 168  : &quot;, mesh.NbHexas()</p>
 169
 170 <p class="whs1">print &quot; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;prisms
 171  &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;:
 172  &quot;, mesh.NbPrisms()</p>
 173
 174 <p class="whs1">print &quot; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;pyramids
 175  &nbsp;&nbsp;&nbsp;:
 176  &quot;, mesh.NbPyramids()</p>
 177
 178 <p class="whs1">print &quot; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;polyhedrons
 179  : &quot;, mesh.NbPolyhedrons() </p>
 180
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