doc/salome/examples/measurements_ex03.py

   1 # Basic Properties
   2
   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 box
  15 box = geompy.MakeBoxDXDYDZ(100,100,100)
  16 face = geompy.SubShapeAllSorted(box, geompy.ShapeType['FACE'])[0]
  17
  18 # mesh a box
  19 mesh = smesh.Mesh(box)
  20 submesh_1d = mesh.Segment().NumberOfSegments(5)
  21 submesh_2d = mesh.Quadrangle()
  22 submesh_3d = mesh.Hexahedron()
  23 submesh_2d_face = mesh.Triangle(face)
  24 mesh.Compute()
  25
  26 # create a group
  27
  28 group_2d = mesh.Group(face)
  29
  30 # compute basic properties
  31
  32 print("Get basic properties: approach 1 (via measurements tool) ----")
  33
  34 measure = smesh.CreateMeasurements()
  35
  36 print("* for mesh:")
  37 print("  length:", measure.Length(mesh.mesh))
  38 print("  area:",   measure.Area(mesh.mesh))
  39 print("  volume:", measure.Volume(mesh.mesh))
  40
  41 print("* for group (2d):")
  42 print("  length:", measure.Length(group_2d))
  43 print("  area:",   measure.Area(group_2d))
  44 print("  volume:", measure.Volume(group_2d))
  45
  46 print("* for submesh (2d):")
  47 print("  length:", measure.Length(submesh_2d_face.GetSubMesh()))
  48 print("  area:",   measure.Area(submesh_2d_face.GetSubMesh()))
  49 print("  volume:", measure.Volume(submesh_2d_face.GetSubMesh()))
  50
  51 measure.UnRegister()
  52
  53 print("Get basic properties: approach 2 (via smeshBuilder) ----")
  54
  55 print("* for mesh:")
  56 print("  length:", smesh.GetLength(mesh))
  57 print("  area:",   smesh.GetArea(mesh))
  58 print("  volume:", smesh.GetVolume(mesh))
  59
  60 print("* for group (2d):")
  61 print("  length:", smesh.GetLength(group_2d))
  62 print("  area:",   smesh.GetArea(group_2d))
  63 print("  volume:", smesh.GetVolume(group_2d))
  64
  65 print("* for submesh (2d):")
  66 print("  length:", smesh.GetLength(submesh_2d_face))
  67 print("  area:",   smesh.GetArea(submesh_2d_face))
  68 print("  volume:", smesh.GetVolume(submesh_2d_face))
  69
  70 print("Get basic properties: approach 3 (via smeshBuilder.Mesh) ----")
  71
  72 print("* for mesh:")
  73 print("  length:", mesh.GetLength())
  74 print("  area:",   mesh.GetArea())
  75 print("  volume:", mesh.GetVolume())
  76
  77 print("* for group (2d): unsupported")
  78
  79 print("* for submesh (2d): unsupported")