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977 lines
24 KiB
HTML
Executable File
977 lines
24 KiB
HTML
Executable File
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<title>Grouping Elements</title>
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<h1>Grouping Elements</h1>
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<h3><a name=bookmark>Create a Standalone Group</a></h3>
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<p class="whs1"> </p>
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<p class="whs1">import SMESH</p>
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<p class="whs1">import SMESH_mechanic</p>
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<p class="whs1"> </p>
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<p class="whs1">smesh =
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SMESH_mechanic.smesh</p>
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<p class="whs1">mesh =
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SMESH_mechanic.mesh</p>
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<p class="whs1">salome = SMESH_mechanic.salome</p>
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<p class="whs1"> </p>
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<p class="whs1">aFilterMgr = smesh.CreateFilterManager()</p>
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<p class="whs1"> </p>
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<p class="whs2"># Criterion : AREA >
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100</p>
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<p class="whs1"> </p>
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<p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
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<p class="whs1">aPredicate = aFilterMgr.CreateMoreThan()</p>
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<p class="whs1">aPredicate.SetNumFunctor(
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aFunctor )</p>
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<p class="whs1">aPredicate.SetMargin(
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100 )</p>
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<p class="whs1"> </p>
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<p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
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<p class="whs1">aFilter.SetPredicate(
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aPredicate )</p>
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<p class="whs1"> </p>
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<p class="whs1">anIds = aFilter.GetElementsId(
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mesh )</p>
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<p class="whs2"> </p>
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<p class="whs2"># print the result</p>
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<p class="whs1">print "Criterion:
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Area > 100 Nb = ", len( anIds )</p>
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<p class="whs1">for i in range(
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len( anIds ) ):</p>
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<p class="whs1"> print
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anIds[ i ]</p>
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<p class="whs1"> </p>
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<p class="whs2"># create a group consisting
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of faces with area > 100</p>
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<p class="whs1">aGroup = mesh.CreateGroup(
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SMESH.FACE, "Area > 100" )</p>
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<p class="whs1">aGroup.Add( anIds
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)</p>
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<p class="whs1"> </p>
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<p class="whs2"><span style="font-family: 'Lucida Console', monospace;">salome.sg.updateObjBrowser(1)</span>
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</p>
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<p class="whs2"> </p>
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<p class="whs2"><img src="pics/create_group.png" x-maintain-ratio="TRUE" width="430px" height="391px" border="0" class="img_whs3"></p>
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<h3><a name=bookmark5>Create a Group on Geometry</a></h3>
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<p>Attention! This script was written using old approach, based on direct usage of SMESH idl interface. To be updated for version 3.2.1 to use <b>smesh</b> package.
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<br>
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<p class="whs1">import salome</p>
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<p class="whs1">import geompy</p>
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<p class="whs1"> </p>
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<p class="whs1">import SMESH</p>
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<p class="whs1">import StdMeshers</p>
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<p class="whs1"> </p>
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<p class="whs1">smesh = salome.lcc.FindOrLoadComponent("FactoryServer",
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"SMESH")</p>
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<p class="whs2"> </p>
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<p class="whs2"># create a box</p>
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<p class="whs1">box = geompy.MakeBox(0.,
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0., 0., 100., 100., 100.)</p>
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<p class="whs2"> </p>
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<p class="whs2"># add the box to the study</p>
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<p class="whs1">idbox = geompy.addToStudy(box,
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"box")</p>
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<p class="whs2"> </p>
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<p class="whs2"># add the first face of
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the box to the study</p>
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<p class="whs1">subShapeList = geompy.SubShapeAll(box,
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geompy.ShapeType["FACE"])</p>
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<p class="whs1">face = subShapeList[0]</p>
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<p class="whs1">name = geompy.SubShapeName(face,
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box)</p>
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<p class="whs1">idface = geompy.addToStudyInFather(box,
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face, name)</p>
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<p class="whs2"> </p>
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<p class="whs2"># create a hypothesis</p>
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<p class="whs1">numberOfSegments
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= 7</p>
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<p class="whs1">hypNbSeg = smesh.CreateHypothesis("NumberOfSegments",
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"libStdMeshersEngine.so")</p>
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<p class="whs1">hypNbSeg.SetNumberOfSegments(numberOfSegments)</p>
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<p class="whs2"> </p>
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<p class="whs2"># create algorithms</p>
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<p class="whs1">regular1D = smesh.CreateHypothesis("Regular_1D",
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"libStdMeshersEngine.so")</p>
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<p class="whs1">quad2D = smesh.CreateHypothesis("Quadrangle_2D",
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"libStdMeshersEngine.so")</p>
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<p class="whs2"> </p>
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<p class="whs2"># initialize a mesh with
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the box</p>
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<p class="whs1">mesh = smesh.CreateMesh(box)</p>
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<p class="whs2"> </p>
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<p class="whs2"># add hypotheses and algorithms
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to the box</p>
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<p class="whs1">mesh.AddHypothesis(box,hypNbSeg)</p>
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<p class="whs1">mesh.AddHypothesis(box,regular1D)</p>
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<p class="whs1">mesh.AddHypothesis(box,quad2D)</p>
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<p class="whs2"> </p>
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<p class="whs2"># compute the mesh</p>
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<p class="whs1">ret = smesh.Compute(mesh,box)</p>
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<p class="whs1">if ret == 0:</p>
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<p class="whs1"> print
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"probleme when computing the mesh"</p>
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<p class="whs1">else:</p>
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<p class="whs1"> print
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"Computation succeded"</p>
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<p class="whs2"> </p>
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<p class="whs2"># create geometry groups
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on the face</p>
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<p class="whs1">aGeomGroup1 = geompy.CreateGroup(face,
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geompy.ShapeType["FACE"])</p>
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<p class="whs1">geompy.AddObject(aGeomGroup1,
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1)</p>
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<p class="whs1"> </p>
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<p class="whs1">aGeomGroup2 = geompy.CreateGroup(face,
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geompy.ShapeType["EDGE"])</p>
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<p class="whs1">geompy.AddObject(aGeomGroup2,
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3)</p>
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<p class="whs1">geompy.AddObject(aGeomGroup2,
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6)</p>
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<p class="whs1">geompy.AddObject(aGeomGroup2,
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8)</p>
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<p class="whs1">geompy.AddObject(aGeomGroup2,
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10)</p>
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<p class="whs1"> </p>
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<p class="whs1">geompy.addToStudy(aGeomGroup1,
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"Group on Faces")</p>
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<p class="whs1">geompy.addToStudy(aGeomGroup2,
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"Group on Edges")</p>
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<p class="whs2"> </p>
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<p class="whs2"># create SMESH groups</p>
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<p class="whs1">aSmeshGroup1 = mesh.CreateGroupFromGEOM(SMESH.FACE,
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"SMESHGroup1",</p>
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<p class="whs1">aGeomGroup1)</p>
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<p class="whs1">aSmeshGroup2 = mesh.CreateGroupFromGEOM(SMESH.EDGE,
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"SMESHGroup2", aGeomGroup2)</p>
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<p class="whs1"> </p>
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<p class="whs2"><span style="font-family: 'Lucida Console', monospace;">salome.sg.updateObjBrowser(1)</span>
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</p>
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<p class="whs2"> </p>
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<h3><a name=bookmark1>Edit a Group</a></h3>
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<p class="whs1">import SMESH</p>
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<p class="whs1">import SMESH_mechanic</p>
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<p class="whs1"> </p>
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<p class="whs1">smesh =
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SMESH_mechanic.smesh</p>
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<p class="whs1">mesh =
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SMESH_mechanic.mesh</p>
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<p class="whs1">salome = SMESH_mechanic.salome</p>
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<p class="whs1"> </p>
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<p class="whs1">aFilterMgr = smesh.CreateFilterManager()</p>
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<p class="whs1"> </p>
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<p class="whs2"># Criterion : AREA >
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20</p>
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<p class="whs2"> </p>
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<p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
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<p class="whs1">aPredicate = aFilterMgr.CreateMoreThan()</p>
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<p class="whs1">aPredicate.SetNumFunctor(
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aFunctor )</p>
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<p class="whs1">aPredicate.SetMargin(
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30 )</p>
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<p class="whs1"> </p>
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<p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
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<p class="whs1">aFilter.SetPredicate(
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aPredicate )</p>
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<p class="whs1"> </p>
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<p class="whs1">anIds = aFilter.GetElementsId(
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mesh )</p>
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<p class="whs1"> </p>
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<p class="whs2"># create a group by adding
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elements with area > 20</p>
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<p class="whs1">aGroup = mesh.CreateGroup(
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SMESH.FACE, "Area > 20" )</p>
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<p class="whs1">aGroup.Add( anIds
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)</p>
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<p class="whs1"> </p>
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<p class="whs1">print "Criterion:
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Area > 20 Nb = ", len( anIds )</p>
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<p class="whs1">for i in range(
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len( anIds ) ):</p>
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<p class="whs1"> print
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anIds[ i ]</p>
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<p class="whs1"> </p>
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<p class="whs2"># Criterion : AREA >
|
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60</p>
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<p class="whs2"> </p>
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<p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
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<p class="whs1">aPredicate = aFilterMgr.CreateMoreThan()</p>
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<p class="whs1">aPredicate.SetNumFunctor(
|
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aFunctor )</p>
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<p class="whs1">aPredicate.SetMargin(
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60 )</p>
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<p class="whs1"> </p>
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<p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
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<p class="whs1">aFilter.SetPredicate(
|
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aPredicate )</p>
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<p class="whs1"> </p>
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<p class="whs1">anIds = aFilter.GetElementsId(
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mesh )</p>
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<p class="whs2"> </p>
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<p class="whs2"># create a group of elements
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with area [20; 60] by removing elements with area > 60 from group
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aGroup </p>
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<p class="whs1">aGroup.Remove(anIds)</p>
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<p class="whs2"> </p>
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<p class="whs2"># print the result</p>
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<p class="whs1">aGroupElemIDs =
|
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aGroup.GetListOfID()</p>
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<p class="whs1">print "Criterion:
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20 < Area < 60 = ", len( aGroupElemIDs )</p>
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<p class="whs1">for i in range(
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len( aGroupElemIDs ) ):</p>
|
|
|
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<p class="whs1"> print
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aGroupElemIDs[ i ]</p>
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<p class="whs1"> </p>
|
|
|
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<p class="whs2"><span style="font-family: 'Lucida Console', monospace;">salome.sg.updateObjBrowser(1)</span>
|
|
</p>
|
|
|
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<p class="whs2"> </p>
|
|
|
|
<p class="whs2"><img src="pics/editing_groups1.png" x-maintain-ratio="TRUE" width="463px" height="417px" border="0" class="img_whs4"> <img src="pics/editing_groups2.png" x-maintain-ratio="TRUE" width="541px" height="417px" border="0" class="img_whs5"></p>
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|
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<h3><a name=bookmark2>Union of two groups</a></h3>
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|
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<p class="whs1">import SMESH</p>
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|
|
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<p class="whs1">import SMESH_mechanic</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">smesh =
|
|
SMESH_mechanic.smesh</p>
|
|
|
|
<p class="whs1">mesh =
|
|
SMESH_mechanic.mesh</p>
|
|
|
|
<p class="whs1">salome = SMESH_mechanic.salome</p>
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|
|
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<p class="whs1"> </p>
|
|
|
|
<p class="whs1">aFilterMgr = smesh.CreateFilterManager()</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs2"># Criterion : AREA >
|
|
20</p>
|
|
|
|
<p class="whs2"> </p>
|
|
|
|
<p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
|
|
|
|
<p class="whs1">aPredicate = aFilterMgr.CreateMoreThan()</p>
|
|
|
|
<p class="whs1">aPredicate.SetNumFunctor(
|
|
aFunctor )</p>
|
|
|
|
<p class="whs1">aPredicate.SetMargin(
|
|
20 )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
|
|
|
|
<p class="whs1">aFilter.SetPredicate(
|
|
aPredicate )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">anIds = aFilter.GetElementsId(
|
|
mesh )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs2"># create a group by adding
|
|
elements with area > 20</p>
|
|
|
|
<p class="whs1">aGroup1 = mesh.CreateGroup(
|
|
SMESH.FACE, "Area > 20" )</p>
|
|
|
|
<p class="whs1">aGroup1.Add( anIds
|
|
)</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">print "Criterion:
|
|
Area > 20 Nb = ", len( anIds )</p>
|
|
|
|
<p class="whs1">for i in range(
|
|
len( anIds ) ):</p>
|
|
|
|
<p class="whs1"> print
|
|
anIds[ i ]</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs2"># Criterion : AREA = 20</p>
|
|
|
|
<p class="whs2"> </p>
|
|
|
|
<p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
|
|
|
|
<p class="whs1">aPredicate = aFilterMgr.CreateEqualTo()</p>
|
|
|
|
<p class="whs1">aPredicate.SetNumFunctor(
|
|
aFunctor )</p>
|
|
|
|
<p class="whs1">aPredicate.SetMargin(
|
|
20 )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
|
|
|
|
<p class="whs1">aFilter.SetPredicate(
|
|
aPredicate )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">anIds = aFilter.GetElementsId(
|
|
mesh )</p>
|
|
|
|
<p class="whs2"> </p>
|
|
|
|
<p class="whs2"># create a group by adding
|
|
elements with area > 20</p>
|
|
|
|
<p class="whs1">aGroup2 = mesh.CreateGroup(
|
|
SMESH.FACE, "Area = 20" )</p>
|
|
|
|
<p class="whs1">aGroup2.Add( anIds
|
|
)</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">print "Criterion:
|
|
Area = 20 Nb = ", len( anIds )</p>
|
|
|
|
<p class="whs1">for i in range(
|
|
len( anIds ) ):</p>
|
|
|
|
<p class="whs1"> print
|
|
anIds[ i ]</p>
|
|
|
|
<p class="whs2"> </p>
|
|
|
|
<p class="whs2"># create union group :
|
|
area >= 20</p>
|
|
|
|
<p class="whs1">aGroup3 = mesh.UnionGroups(aGroup1,
|
|
aGroup2, "Area >= 20")</p>
|
|
|
|
<p class="whs1">print "Criterion:
|
|
Area >= 20 Nb = ", len( aGroup3.GetListOfID() )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs2"># Criterion : AREA <
|
|
20</p>
|
|
|
|
<p class="whs2"> </p>
|
|
|
|
<p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
|
|
|
|
<p class="whs1">aPredicate = aFilterMgr.CreateLessThan()</p>
|
|
|
|
<p class="whs1">aPredicate.SetNumFunctor(
|
|
aFunctor )</p>
|
|
|
|
<p class="whs1">aPredicate.SetMargin(
|
|
20 )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
|
|
|
|
<p class="whs1">aFilter.SetPredicate(
|
|
aPredicate )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">anIds = aFilter.GetElementsId(
|
|
mesh )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs2"># create a group by adding
|
|
elements with area < 20</p>
|
|
|
|
<p class="whs1">aGroup4 = mesh.CreateGroup(
|
|
SMESH.FACE, "Area < 20" )</p>
|
|
|
|
<p class="whs1">aGroup4.Add( anIds
|
|
)</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">print "Criterion:
|
|
Area < 20 Nb = ", len( anIds )</p>
|
|
|
|
<p class="whs1">for i in range(
|
|
len( anIds ) ):</p>
|
|
|
|
<p class="whs1"> print
|
|
anIds[ i ]</p>
|
|
|
|
<p class="whs2"> </p>
|
|
|
|
<p class="whs2"># create union group :
|
|
area >= 20 and area < 20</p>
|
|
|
|
<p class="whs1">aGroup5 = mesh.UnionGroups(aGroup3,
|
|
aGroup4, "Any Area")</p>
|
|
|
|
<p class="whs1">print "Criterion:
|
|
Any Area Nb = ", len( aGroup5.GetListOfID() )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">salome.sg.updateObjBrowser(1)
|
|
</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1"><img src="pics/union_groups1.png" x-maintain-ratio="TRUE" width="394px" height="425px" border="0" class="img_whs6"></p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1"><img src="pics/union_groups2.png" x-maintain-ratio="TRUE" width="368px" height="379px" border="0" class="img_whs7"> <img src="pics/union_groups3.png" x-maintain-ratio="TRUE" width="344px" height="381px" border="0" class="img_whs8"></p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<h3><a name=bookmark3>Intersection of two groups</a></h3>
|
|
|
|
<p class="whs1">import SMESH</p>
|
|
|
|
<p class="whs1">import SMESH_mechanic</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">smesh =
|
|
SMESH_mechanic.smesh</p>
|
|
|
|
<p class="whs1">mesh =
|
|
SMESH_mechanic.mesh</p>
|
|
|
|
<p class="whs1">salome = SMESH_mechanic.salome</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">aFilterMgr = smesh.CreateFilterManager()</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs2"># Criterion : AREA >
|
|
20</p>
|
|
|
|
<p class="whs2"> </p>
|
|
|
|
<p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
|
|
|
|
<p class="whs1">aPredicate = aFilterMgr.CreateMoreThan()</p>
|
|
|
|
<p class="whs1">aPredicate.SetNumFunctor(
|
|
aFunctor )</p>
|
|
|
|
<p class="whs1">aPredicate.SetMargin(
|
|
20 )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
|
|
|
|
<p class="whs1">aFilter.SetPredicate(
|
|
aPredicate )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">anIds = aFilter.GetElementsId(
|
|
mesh )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs2"># create a group by adding
|
|
elements with area > 20</p>
|
|
|
|
<p class="whs1">aGroup1 = mesh.CreateGroup(
|
|
SMESH.FACE, "Area > 20" )</p>
|
|
|
|
<p class="whs1">aGroup1.Add( anIds
|
|
)</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">print "Criterion:
|
|
Area > 20 Nb = ", len( anIds )</p>
|
|
|
|
<p class="whs1">for i in range(
|
|
len( anIds ) ):</p>
|
|
|
|
<p class="whs1"> print
|
|
anIds[ i ]</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs2"># Criterion : AREA <
|
|
60</p>
|
|
|
|
<p class="whs2"> </p>
|
|
|
|
<p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
|
|
|
|
<p class="whs1">aPredicate = aFilterMgr.CreateLessThan()</p>
|
|
|
|
<p class="whs1">aPredicate.SetNumFunctor(
|
|
aFunctor )</p>
|
|
|
|
<p class="whs1">aPredicate.SetMargin(
|
|
60 )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
|
|
|
|
<p class="whs1">aFilter.SetPredicate(
|
|
aPredicate )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">anIds = aFilter.GetElementsId(
|
|
mesh )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs2"># create a group by adding
|
|
elements with area < 60</p>
|
|
|
|
<p class="whs1">aGroup2 = mesh.CreateGroup(
|
|
SMESH.FACE, "Area < 60" )</p>
|
|
|
|
<p class="whs1">aGroup2.Add( anIds
|
|
)</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">print "Criterion:
|
|
Area < 60 Nb = ", len( anIds )</p>
|
|
|
|
<p class="whs1">for i in range(
|
|
len( anIds ) ):</p>
|
|
|
|
<p class="whs1"> print
|
|
anIds[ i ]</p>
|
|
|
|
<p class="whs2"> </p>
|
|
|
|
<p class="whs2"># create an intersection
|
|
of groups : 20 < area < 60</p>
|
|
|
|
<p class="whs1">aGroup3 = mesh.IntersectGroups(aGroup1,
|
|
aGroup2, "20 < Area < 60")</p>
|
|
|
|
<p class="whs1">print "Criterion:
|
|
20 < Area < 60 Nb = ", len( aGroup3.GetListOfID() )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs2"><span style="font-family: 'Lucida Console', monospace;">salome.sg.updateObjBrowser(1)</span>
|
|
</p>
|
|
|
|
<p class="whs2"> </p>
|
|
|
|
<p class="whs2"><img src="pics/intersect_groups1.png" x-maintain-ratio="TRUE" width="314px" height="351px" border="0" class="img_whs9"> <img src="pics/intersect_groups2.png" x-maintain-ratio="TRUE" width="319px" height="351px" border="0" class="img_whs10"> <img src="pics/intersect_groups3.png" x-maintain-ratio="TRUE" width="304px" height="352px" border="0" class="img_whs11"></p>
|
|
|
|
<h3><a name=bookmark4>Cut of two groups</a></h3>
|
|
|
|
<p class="whs1">import SMESH</p>
|
|
|
|
<p class="whs1">import SMESH_mechanic</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">smesh =
|
|
SMESH_mechanic.smesh</p>
|
|
|
|
<p class="whs1">mesh =
|
|
SMESH_mechanic.mesh</p>
|
|
|
|
<p class="whs1">salome = SMESH_mechanic.salome</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">aFilterMgr = smesh.CreateFilterManager()</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs2"># Criterion : AREA >
|
|
20</p>
|
|
|
|
<p class="whs2"> </p>
|
|
|
|
<p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
|
|
|
|
<p class="whs1">aPredicate = aFilterMgr.CreateMoreThan()</p>
|
|
|
|
<p class="whs1">aPredicate.SetNumFunctor(
|
|
aFunctor )</p>
|
|
|
|
<p class="whs1">aPredicate.SetMargin(
|
|
20 )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
|
|
|
|
<p class="whs1">aFilter.SetPredicate(
|
|
aPredicate )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">anIds = aFilter.GetElementsId(
|
|
mesh )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs2"># create a group by adding
|
|
elements with area > 20</p>
|
|
|
|
<p class="whs1">aGroupMain = mesh.CreateGroup(
|
|
SMESH.FACE, "Area > 20" )</p>
|
|
|
|
<p class="whs1">aGroupMain.Add(
|
|
anIds )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">print "Criterion:
|
|
Area > 20 Nb = ", len( anIds )</p>
|
|
|
|
<p class="whs1">for i in range(
|
|
len( anIds ) ):</p>
|
|
|
|
<p class="whs1"> print
|
|
anIds[ i ]</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs2"># Criterion : AREA <
|
|
60</p>
|
|
|
|
<p class="whs2"> </p>
|
|
|
|
<p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
|
|
|
|
<p class="whs1">aPredicate = aFilterMgr.CreateLessThan()</p>
|
|
|
|
<p class="whs1">aPredicate.SetNumFunctor(
|
|
aFunctor )</p>
|
|
|
|
<p class="whs1">aPredicate.SetMargin(
|
|
60 )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
|
|
|
|
<p class="whs1">aFilter.SetPredicate(
|
|
aPredicate )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">anIds = aFilter.GetElementsId(
|
|
mesh )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs2"># create a group by adding
|
|
elements with area < 60</p>
|
|
|
|
<p class="whs1">aGroupTool = mesh.CreateGroup(
|
|
SMESH.FACE, "Area < 60" )</p>
|
|
|
|
<p class="whs1">aGroupTool.Add(
|
|
anIds )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">print "Criterion:
|
|
Area < 60 Nb = ", len( anIds )</p>
|
|
|
|
<p class="whs1">for i in range(
|
|
len( anIds ) ):</p>
|
|
|
|
<p class="whs1"> print
|
|
anIds[ i ]</p>
|
|
|
|
<p class="whs2"> </p>
|
|
|
|
<p class="whs2"># create an intersection
|
|
of groups : area >= 60</p>
|
|
|
|
<p class="whs1">aGroupRes = mesh.CutGroups(aGroupMain,
|
|
aGroupTool, "Area >= 60")</p>
|
|
|
|
<p class="whs1">print "Criterion:
|
|
Area >= 60 Nb = ", len( aGroupRes.GetListOfID() )</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs1">salome.sg.updateObjBrowser(1)
|
|
</p>
|
|
|
|
<p class="whs1"> </p>
|
|
|
|
<p class="whs2"><img src="pics/cut_groups1.png" x-maintain-ratio="TRUE" width="318px" height="355px" border="0" class="img_whs12"> <img src="pics/cut_groups2.png" x-maintain-ratio="TRUE" width="318px" height="355px" border="0" class="img_whs13"> <img src="pics/cut_groups3.png" x-maintain-ratio="TRUE" width="320px" height="354px" border="0" class="img_whs14"></p>
|
|
|
|
<script type="text/javascript" language="javascript1.2">
|
|
<!--
|
|
if (window.writeIntopicBar)
|
|
writeIntopicBar(0);
|
|
//-->
|
|
</script>
|
|
</body>
|
|
</html>
|