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37 lines
1.0 KiB
Python
37 lines
1.0 KiB
Python
# Usage of Radial Prism 3D meshing algorithm
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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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geompy = geomBuilder.New(salome.myStudy)
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import SMESH
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from salome.smesh import smeshBuilder
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smesh = smeshBuilder.New(salome.myStudy)
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# Create geometry: hollow sphere
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sphere_1 = geompy.MakeSphereR( 100 )
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sphere_2 = geompy.MakeSphereR( 50 )
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hollow_sphere = geompy.MakeCut( sphere_1, sphere_2, theName="hollow sphere")
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faces = geompy.ExtractShapes( hollow_sphere, geompy.ShapeType["FACE"] )
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# Create mesh
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mesh = smesh.Mesh( hollow_sphere, "Mesh of hollow sphere" )
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# assign Global Radial Prism algorithm
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prism_algo = mesh.Prism()
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# define projection between the inner and outer spheres
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mesh.Triangle( smeshBuilder.NETGEN_1D2D, faces[0] ) # NETGEN on faces[0]
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mesh.Projection1D2D( faces[1] ).SourceFace( faces[0] ) # projection faces[0] -> faces[1]
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# define distribution of layers using Number of Segments hypothesis in logarithmic mode
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prism_algo.NumberOfSegments( 4, 5. )
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# compute the mesh
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mesh.Compute()
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