doc/salome/examples/creating_meshes_ex07.py

   1 # Building a compound of meshes
   2 # Note: it is a copy of 'SMESH_BuildCompound.py' from SMESH_SWIG
   3
   4 import salome
   5 salome.salome_init()
   6 import GEOM
   7 from salome.geom import geomBuilder
   8 geompy = geomBuilder.New(salome.myStudy)
   9
  10 import SMESH, SALOMEDS
  11 from salome.smesh import smeshBuilder
  12 smesh =  smeshBuilder.New(salome.myStudy)
  13
  14 ## create a bottom box
  15 Box_inf = geompy.MakeBox(0., 0., 0., 200., 200., 50.)
  16
  17 # get a top face
  18 Psup1=geompy.MakeVertex(100., 100., 50.)
  19 Fsup1=geompy.GetFaceNearPoint(Box_inf, Psup1)
  20 # get a bottom face
  21 Pinf1=geompy.MakeVertex(100., 100., 0.)
  22 Finf1=geompy.GetFaceNearPoint(Box_inf, Pinf1)
  23
  24 ## create a top box
  25 Box_sup = geompy.MakeBox(100., 100., 50., 200., 200., 100.)
  26
  27 # get a top face
  28 Psup2=geompy.MakeVertex(150., 150., 100.)
  29 Fsup2=geompy.GetFaceNearPoint(Box_sup, Psup2)
  30 # get a bottom face
  31 Pinf2=geompy.MakeVertex(150., 150., 50.)
  32 Finf2=geompy.GetFaceNearPoint(Box_sup, Pinf2)
  33
  34 ## Publish in the study
  35 geompy.addToStudy(Box_inf, "Box_inf")
  36 geompy.addToStudyInFather(Box_inf, Fsup1, "Fsup")
  37 geompy.addToStudyInFather(Box_inf, Finf1, "Finf")
  38
  39 geompy.addToStudy(Box_sup, "Box_sup")
  40 geompy.addToStudyInFather(Box_sup, Fsup2, "Fsup")
  41 geompy.addToStudyInFather(Box_sup, Finf2, "Finf")
  42
  43 smesh.SetCurrentStudy(salome.myStudy)
  44
  45 ## create a bottom mesh
  46 Mesh_inf = smesh.Mesh(Box_inf, "Mesh_inf")
  47 algo1D_1=Mesh_inf.Segment()
  48 algo1D_1.NumberOfSegments(10)
  49 algo2D_1=Mesh_inf.Quadrangle()
  50 algo3D_1=Mesh_inf.Hexahedron()
  51 Mesh_inf.Compute()
  52
  53 # create a group on the top face
  54 Gsup1=Mesh_inf.Group(Fsup1, "Sup")
  55 # create a group on the bottom face
  56 Ginf1=Mesh_inf.Group(Finf1, "Inf")
  57
  58 ## create a top mesh
  59 Mesh_sup = smesh.Mesh(Box_sup, "Mesh_sup")
  60 algo1D_2=Mesh_sup.Segment()
  61 algo1D_2.NumberOfSegments(5)
  62 algo2D_2=Mesh_sup.Quadrangle()
  63 algo3D_2=Mesh_sup.Hexahedron()
  64 Mesh_sup.Compute()
  65
  66 # create a group on the top face
  67 Gsup2=Mesh_sup.Group(Fsup2, "Sup")
  68 # create a group on the bottom face
  69 Ginf2=Mesh_sup.Group(Finf2, "Inf")
  70
  71 ## create compounds
  72 # create a compound of two meshes with renaming groups with the same names and
  73 # merging of elements with the given tolerance
  74 Compound1 = smesh.Concatenate([Mesh_inf.GetMesh(), Mesh_sup.GetMesh()], 0, 1, 1e-05)
  75 smesh.SetName(Compound1, 'Compound_with_RenamedGrps_and_MergeElems')
  76 # create a compound of two meshes with uniting groups with the same names and
  77 # creating groups of all elements
  78 Compound2 = smesh.Concatenate([Mesh_inf.GetMesh(), Mesh_sup.GetMesh()], 1, 0, 1e-05, True)
  79 smesh.SetName(Compound2, 'Compound_with_UniteGrps_and_GrpsOfAllElems')