doc/examples/measurements_ex03.py

   1 # Basic Properties
   2
   3 import salome
   4 salome.salome_init_without_session()
   5
   6 from salome.geom import geomBuilder
   7 from salome.smesh import smeshBuilder
   8
   9 geom_builder = geomBuilder.New()
  10 smesh_builder = smeshBuilder.New()
  11
  12 # create a box
  13 box = geom_builder.MakeBoxDXDYDZ(100,100,100)
  14 face = geom_builder.SubShapeAllSorted(box, geom_builder.ShapeType['FACE'])[0]
  15
  16 # mesh a box
  17 mesh = smesh_builder.Mesh(box)
  18 submesh_1d = mesh.Segment().NumberOfSegments(5)
  19 submesh_2d = mesh.Quadrangle()
  20 submesh_3d = mesh.Hexahedron()
  21 submesh_2d_face = mesh.Triangle(face)
  22 mesh.Compute()
  23
  24 # create a group
  25
  26 group_2d = mesh.Group(face)
  27
  28 # compute basic properties
  29
  30 print("Get basic properties: approach 1 (via measurements tool) ----")
  31
  32 measure = smesh_builder.CreateMeasurements()
  33
  34 print("* for mesh:")
  35 print("  length:", measure.Length(mesh.mesh))
  36 print("  area:",   measure.Area(mesh.mesh))
  37 print("  volume:", measure.Volume(mesh.mesh))
  38
  39 print("* for group (2d):")
  40 print("  length:", measure.Length(group_2d))
  41 print("  area:",   measure.Area(group_2d))
  42 print("  volume:", measure.Volume(group_2d))
  43
  44 print("* for submesh (2d):")
  45 print("  length:", measure.Length(submesh_2d_face.GetSubMesh()))
  46 print("  area:",   measure.Area(submesh_2d_face.GetSubMesh()))
  47 print("  volume:", measure.Volume(submesh_2d_face.GetSubMesh()))
  48
  49 measure.UnRegister()
  50
  51 print("Get basic properties: approach 2 (via smeshBuilder) ----")
  52
  53 print("* for mesh:")
  54 print("  length:", smesh_builder.GetLength(mesh))
  55 print("  area:",   smesh_builder.GetArea(mesh))
  56 print("  volume:", smesh_builder.GetVolume(mesh))
  57
  58 print("* for group (2d):")
  59 print("  length:", smesh_builder.GetLength(group_2d))
  60 print("  area:",   smesh_builder.GetArea(group_2d))
  61 print("  volume:", smesh_builder.GetVolume(group_2d))
  62
  63 print("* for submesh (2d):")
  64 print("  length:", smesh_builder.GetLength(submesh_2d_face))
  65 print("  area:",   smesh_builder.GetArea(submesh_2d_face))
  66 print("  volume:", smesh_builder.GetVolume(submesh_2d_face))
  67
  68 print("Get basic properties: approach 3 (via smeshBuilder.Mesh) ----")
  69
  70 print("* for mesh:")
  71 print("  length:", mesh.GetLength())
  72 print("  area:",   mesh.GetArea())
  73 print("  volume:", mesh.GetVolume())
  74
  75 print("* for group (2d): unsupported")
  76
  77 print("* for submesh (2d): unsupported")