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81 lines
2.1 KiB
Python
81 lines
2.1 KiB
Python
# Create a Standalone Group
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import SMESH_mechanic
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import SMESH
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smesh = SMESH_mechanic.smesh
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mesh = SMESH_mechanic.mesh
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salome = SMESH_mechanic.salome
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# Get ids of all faces with area > 100
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aFilter = smesh.GetFilter(SMESH.FACE, SMESH.FT_Area, SMESH.FT_MoreThan, 100.)
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anIds = mesh.GetIdsFromFilter(aFilter)
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# create a group consisting of faces with area > 100
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aGroup1 = mesh.MakeGroupByIds("Area > 100", SMESH.FACE, anIds)
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# create a group that contains all nodes from the mesh
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aGroup2 = mesh.CreateEmptyGroup(SMESH.NODE, "all nodes")
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aGroup2.AddFrom(mesh.mesh)
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# ====================================
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# Various methods of the Group object
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# ====================================
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aGroup = mesh.CreateEmptyGroup(SMESH.NODE, "aGroup")
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# set/get group name
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aGroup.SetName( "new name" )
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print "name", aGroup.GetName()
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# get group type (type of entities in the group, SMESH.NODE in our case)
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print "type", aGroup.GetType()
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# get number of entities (nodes in our case) in the group
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print "size", aGroup.Size()
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# check of emptiness
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print "is empty", aGroup.IsEmpty()
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# check of presence of an entity in the group
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aGroup.Add([1,2]) # Add() method is specific to the standalone group
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print "contains node 2", aGroup.Contains(2)
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# get an entity by index
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print "1st node", aGroup.GetID(1)
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# get all entities
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print "all", aGroup.GetIDs()
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# get number of nodes (actual for groups of elements)
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print "nb nodes", aGroup.GetNumberOfNodes()
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# get underlying nodes (actual for groups of elements)
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print "nodes", aGroup.GetNodeIDs()
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# set/get color
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import SALOMEDS
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aGroup.SetColor( SALOMEDS.Color(1.,1.,0.));
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print "color", aGroup.GetColor()
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# ----------------------------------------------------------------------------
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# methods specific to the standalone group and not present in GroupOnGeometry
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# and GroupOnFilter
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# ----------------------------------------------------------------------------
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# clear the group's contents
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aGroup.Clear()
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# add contents of other object (group, sub-mesh, filter)
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aGroup.AddFrom( aGroup2 )
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# removes entities
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aGroup.Remove( [2,3,4] )
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salome.sg.updateObjBrowser(1)
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