doc/salome/examples/topological_geom_objs_ex03.py

   1 # Creation of a Face
   2
   3 import salome
   4 salome.salome_init_without_session()
   5 import GEOM
   6 from salome.geom import geomBuilder
   7 geompy = geomBuilder.New()
   8 gg = salome.ImportComponentGUI("GEOM")
   9
  10 # create vertices
  11 p0   = geompy.MakeVertex(0.  , 0.  , 0.  )
  12 px   = geompy.MakeVertex(100., 0.  , 0.  )
  13 py   = geompy.MakeVertex(0.  , 100., 0.  )
  14 pz   = geompy.MakeVertex(0.  , 0.  , 100.)
  15 pxyz = geompy.MakeVertex(100., 100., 100.)
  16
  17 # create a vector from two points
  18 vxy = geompy.MakeVector(px, py)
  19
  20 # create an arc from three points
  21 arc = geompy.MakeArc(py, pz, px)
  22
  23 # create a wire
  24 wire = geompy.MakeWire([vxy, arc])
  25
  26 # create sketchers
  27 sketcher1 = geompy.MakeSketcher("Sketcher:F -100 -100:TT 250 -100:R 0:C 100 150:R 0:L 300:WW",
  28                                 [100,0,0, 1,1,1, -1,1,0])
  29 sketcher2 = geompy.MakeSketcher("Sketcher:F 0 0:TT 70 0:TT 70 70:TT 0 70:WW")
  30 sketcher3 = geompy.MakeSketcher("Sketcher:F 20 20:TT 50 20:TT 50 50:TT 20 50:WW")
  31 isPlanarFace = 1
  32
  33 sphere = geompy.MakeSphereR(100)
  34 box = geompy.MakeBoxDXDYDZ(200, 200, 200)
  35 cut = geompy.MakeCutList(sphere, [box], True)
  36
  37 # create a face from the wire
  38 face1 = geompy.MakeFace(wire, isPlanarFace)
  39
  40 # create faces from two wires
  41 face2 = geompy.MakeFaceWires([wire, sketcher1],isPlanarFace)
  42 face3 = geompy.MakeFaces([sketcher2, sketcher3],isPlanarFace)
  43 face4 = geompy.MakeFaceFromSurface(face1, sketcher1)
  44
  45 # create face from edges with constraints
  46 face5 = geompy.MakeFaceWithConstraints([geompy.GetSubShape(cut, [5]), geompy.GetSubShape(cut, [3]),
  47                                         geompy.GetSubShape(cut, [11]), geompy.GetSubShape(cut, [3]),
  48                                         geompy.GetSubShape(cut, [13]), geompy.GetSubShape(cut, [3])])
  49
  50 # add objects in the study
  51 id_face1 = geompy.addToStudy(face1,"Face1")
  52 id_face2 = geompy.addToStudy(face2,"Face2")
  53 id_face3 = geompy.addToStudy(face3,"Face3")
  54 id_face4 = geompy.addToStudy(face4,"Face4")
  55 id_face5 = geompy.addToStudy(face5,"Face5")
  56
  57 # display the faces
  58 gg.createAndDisplayGO(id_face1)
  59 gg.setDisplayMode(id_face1,1)
  60 gg.setTransparency(id_face1,0.2)
  61 gg.createAndDisplayGO(id_face2)
  62 gg.setDisplayMode(id_face2,1)
  63 gg.setTransparency(id_face2,0.2)
  64 gg.createAndDisplayGO(id_face3)
  65 gg.setDisplayMode(id_face3,1)
  66 gg.setTransparency(id_face3,0.2)
  67 gg.createAndDisplayGO(id_face4)
  68 gg.setDisplayMode(id_face4,1)
  69 gg.setTransparency(id_face4,0.2)
  70 gg.createAndDisplayGO(id_face5)
  71 gg.setDisplayMode(id_face5,1)
  72 gg.setTransparency(id_face5,0.2)