mirror of
https://git.salome-platform.org/gitpub/modules/smesh.git
synced 2024-12-25 17:00:34 +05:00
82 lines
2.9 KiB
Python
Executable File
82 lines
2.9 KiB
Python
Executable File
# Tests that switching of algorithms back and forth does not lead to errors
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import salome
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salome.salome_init()
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from salome.geom import geomBuilder
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import SMESH
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from salome.smesh import smeshBuilder
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# Create a box
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geompy = geomBuilder.New()
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O = geompy.MakeVertex(0, 0, 0)
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OX = geompy.MakeVectorDXDYDZ(1, 0, 0)
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OY = geompy.MakeVectorDXDYDZ(0, 1, 0)
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OZ = geompy.MakeVectorDXDYDZ(0, 0, 1)
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Box_1 = geompy.MakeBoxDXDYDZ(200, 200, 200)
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edge = geompy.CreateGroup(Box_1, geompy.ShapeType["EDGE"])
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geompy.UnionIDs(edge, [26])
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[edge] = geompy.GetExistingSubObjects(Box_1, False)
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geompy.addToStudy( O, 'O' )
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geompy.addToStudy( OX, 'OX' )
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geompy.addToStudy( OY, 'OY' )
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geompy.addToStudy( OZ, 'OZ' )
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geompy.addToStudy( Box_1, 'Box_1' )
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geompy.addToStudyInFather( Box_1, edge, 'edge' )
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# Create a mesh from the box and a sub-mesh from an edge
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smesh = smeshBuilder.New()
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Mesh_1 = smesh.Mesh(Box_1,'Mesh_1')
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Regular_1D = Mesh_1.Segment()
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Number_of_Segments_1 = Regular_1D.NumberOfSegments(15)
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Quadrangle_2D = Mesh_1.Quadrangle(algo=smeshBuilder.QUADRANGLE)
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Hexa_3D = Mesh_1.Hexahedron(algo=smeshBuilder.Hexa)
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edge_1 = Mesh_1.GroupOnGeom(edge,'edge',SMESH.EDGE)
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Regular_1D_1 = Mesh_1.Segment(geom=edge)
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Number_of_Segments_2 = Regular_1D_1.NumberOfSegments(2)
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Propagation_of_1D_Hyp = Regular_1D_1.Propagation()
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# Compute initial mesh
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Mesh_1.Compute()
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Mesh_1.CheckCompute()
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Sub_mesh_1 = Regular_1D_1.GetSubMesh()
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# Get the number of faces in the mesh
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num_faces_before = Mesh_1.NbFaces()
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print('Number of faces before switching: %d' % num_faces_before)
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# Switch to composite segment algorithm and compute the mesh
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status = Mesh_1.RemoveHypothesis(Regular_1D)
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CompositeSegment_1D = Mesh_1.Segment(algo=smeshBuilder.COMPOSITE)
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Mesh_1.AddHypothesis(CompositeSegment_1D)
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isDone = Mesh_1.Compute()
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Mesh_1.CheckCompute() # if propagation doesn't work it already fails here
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# Switch back to regular segment algorithm and compute the mesh
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status = Mesh_1.RemoveHypothesis(CompositeSegment_1D)
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Mesh_1.AddHypothesis(Regular_1D)
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Mesh_1.Compute()
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Mesh_1.CheckCompute()
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# Get the number of faces in the mesh
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num_faces_after = Mesh_1.NbFaces()
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print('Number of faces after switching: %d' % num_faces_after)
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assert num_faces_before == num_faces_after, 'Number of faces before and after switching should be the same'
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## Set names of Mesh objects
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smesh.SetName(CompositeSegment_1D.GetAlgorithm(), 'CompositeSegment_1D')
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smesh.SetName(Number_of_Segments_1, 'Number of Segments_1')
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smesh.SetName(Mesh_1.GetMesh(), 'Mesh_1')
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smesh.SetName(Number_of_Segments_2, 'Number of Segments_2')
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smesh.SetName(edge_1, 'edge')
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smesh.SetName(Hexa_3D.GetAlgorithm(), 'Hexa_3D')
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smesh.SetName(Sub_mesh_1, 'Sub-mesh_1')
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smesh.SetName(Regular_1D.GetAlgorithm(), 'Regular_1D')
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smesh.SetName(Propagation_of_1D_Hyp, 'Propagation of 1D Hyp. on Opposite Edges_1')
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smesh.SetName(Quadrangle_2D.GetAlgorithm(), 'Quadrangle_2D')
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if salome.sg.hasDesktop():
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salome.sg.updateObjBrowser()
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