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<title>Viewing Meshes</title>
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<h1>Viewing Meshes</h1>
<h3>Viewing Mesh Infos</h3>
<p class="whs1">import salome</p>
<p class="whs1">import geompy</p>
<p class="whs1">import SMESH</p>
<p class="whs1">import StdMeshers</p>
<p class="whs1"> </p>
<p class="whs1">smesh = salome.lcc.FindOrLoadComponent("FactoryServer",
"SMESH")</p>
<p class="whs1">smesh.SetCurrentStudy(salome.myStudy)</p>
<p class="whs1"> </p>
<p class="whs1">box =
geompy.MakeBox(0., 0., 0., 20., 20., 20.)</p>
<p class="whs1">idbox = geompy.addToStudy(box, "box")</p>
<p class="whs1"> </p>
<p class="whs1">subShapeList = geompy.SubShapeAll(box,
geompy.ShapeType["EDGE"])</p>
<p class="whs1">edge =
subShapeList[0]</p>
<p class="whs1">name =
geompy.SubShapeName(edge, box)</p>
<p class="whs1">idedge = geompy.addToStudyInFather(box,
edge, name)</p>
<p class="whs1"> </p>
<p class="whs1">box =
salome.IDToObject(idbox)</p>
<p class="whs1">edge = salome.IDToObject(idedge)</p>
<p class="whs1"> </p>
<p class="whs1">hyp1 = smesh.CreateHypothesis("NumberOfSegments",
"libStdMeshersEngine.so")</p>
<p class="whs1">hyp1.SetNumberOfSegments(3)</p>
<p class="whs1">hyp2 = smesh.CreateHypothesis("MaxElementArea",
"libStdMeshersEngine.so")</p>
<p class="whs1">hyp2.SetMaxElementArea(10)</p>
<p class="whs1">hyp3 = smesh.CreateHypothesis("Arithmetic1D",
"libStdMeshersEngine.so")</p>
<p class="whs1">hyp3.SetLength(1,1)</p>
<p class="whs1">hyp3.SetLength(6,0)</p>
<p class="whs1">hyp4 = smesh.CreateHypothesis("Propagation",
"libStdMeshersEngine.so")</p>
<p class="whs1"> </p>
<p class="whs1">algo1 = smesh.CreateHypothesis("Regular_1D",
"libStdMeshersEngine.so")</p>
<p class="whs1">algo2 = smesh.CreateHypothesis("MEFISTO_2D",
"libStdMeshersEngine.so")</p>
<p class="whs1">mesh = smesh.CreateMesh(box)</p>
<p class="whs1"> </p>
<p class="whs1">mesh.AddHypothesis(box,hyp1)</p>
<p class="whs1">mesh.AddHypothesis(box,hyp2)</p>
<p class="whs1">mesh.AddHypothesis(box,algo1)</p>
<p class="whs1">mesh.AddHypothesis(box,algo2)</p>
<p class="whs1">mesh.AddHypothesis(edge,hyp3)</p>
<p class="whs1">mesh.AddHypothesis(edge,hyp4)</p>
<p class="whs1">mesh.AddHypothesis(edge,algo1)</p>
<p class="whs1">smesh.Compute(mesh,box)</p>
<p class="whs1">salome.sg.updateObjBrowser(1)</p>
<p class="whs1"> </p>
<p class="whs2"># remove one hypothesis</p>
<p class="whs1">mesh.RemoveHypothesis(edge,hyp4)</p>
<p class="whs1">smesh.Compute(mesh,box)</p>
<p class="whs1">salome.sg.updateObjBrowser(1)</p>
<p class="whs1"> </p>
<p class="whs2"># change the value
of the hypothesis</p>
<p class="whs1">hyp2.SetMaxElementArea(2)</p>
<p class="whs1">mesh.AddHypothesis(box,hyp2)</p>
<p class="whs1">smesh.Compute(mesh,box)</p>
<p class="whs1">print "Information about mesh:"</p>
<p class="whs1">print "Number of nodes :
", mesh.NbNodes()</p>
<p class="whs1">print "Number of edges :
", mesh.NbEdges()</p>
<p class="whs1">print "Number of faces :
", mesh.NbFaces()</p>
<p class="whs1">print "Number of triangles :
", mesh.NbTriangles()</p>
<p class="whs1">print "Number of quadrangles : ",
mesh.NbQuadrangles()</p>
<p class="whs1">print "Number of polygons :
", mesh.NbPolygons()</p>
<p class="whs1">print "Number of volumes :
", mesh.NbVolumes()</p>
<p class="whs1">print "Number of tetrahedrons: ",
mesh.NbTetras()</p>
<p class="whs1">print "Number of hexahedrons : ",
mesh.NbHexas()</p>
<p class="whs1">print "Number of prisms :
", mesh.NbPrisms()</p>
<p class="whs1">print "Number of pyramids :
", mesh.NbPyramids()</p>
<p class="whs1">print "Number of polyhedrons : ",
mesh.NbPolyhedrons()</p>
<p class="whs1">salome.sg.updateObjBrowser(1) </p>
<p class="whs1"> </p>
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