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48 lines
1.3 KiB
Python
48 lines
1.3 KiB
Python
# Borders at Multiconnection 2D
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import salome
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salome.salome_init_without_session()
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import SMESH
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from salome.geom import geomBuilder
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from salome.smesh import smeshBuilder
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geom_builder = geomBuilder.New()
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smesh_builder = smeshBuilder.New()
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# create a compound of two glued boxes
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box1 = geom_builder.MakeBox(0., 0., 0., 20., 20., 15.)
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box2 = geom_builder.MakeTranslation(box1, 0., 20., 0)
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comp = geom_builder.MakeCompound([box1, box2])
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box = geom_builder.MakeGlueFaces(comp, 0.000001)
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idbox = geom_builder.addToStudy(box, "box")
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# create a mesh
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mesh = smesh_builder.Mesh(box, "Box compound : 2D triangle mesh")
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algo = mesh.Segment()
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algo.NumberOfSegments(5)
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algo = mesh.Triangle()
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algo.MaxElementArea(20.)
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if not mesh.Compute(): raise Exception("Error when computing Mesh")
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# Criterion : MULTI-CONNECTION 2D = 3
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nb_conn = 3
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aFilter = smesh_builder.GetFilter(SMESH.FACE, SMESH.FT_MultiConnection2D, SMESH.FT_EqualTo, nb_conn)
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anIds = mesh.GetIdsFromFilter(aFilter)
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# print the result
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print("Criterion: Borders at multi-connection 2D = ", nb_conn, " Nb = ", len(anIds))
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j = 1
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for i in range(len(anIds)):
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if j > 20: j = 1; print("")
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print(anIds[i], end=' ')
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j = j + 1
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pass
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print("")
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# create a group
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aGroup = mesh.CreateEmptyGroup(SMESH.FACE, "Borders at multi-connection 2D = " + repr(nb_conn))
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aGroup.Add(anIds)
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