smesh/test/SMESH_test1_AndDisplay.py

#  -*- coding: iso-8859-1 -*-
# Copyright (C) 2007-2023  CEA, EDF, OPEN CASCADE
#
# Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
# CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
#
# See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
#

#  File   : SMESH_test1.py
#  Module : SMESH
#
import salome
salome.salome_init()
import GEOM
from salome.geom import geomBuilder
geompy = geomBuilder.New()

import SMESH, SALOMEDS
from salome.smesh import smeshBuilder
smesh =  smeshBuilder.New()

# ---- define a box

box = geompy.MakeBox(0., 0., 0., 100., 200., 300.)
idbox = geompy.addToStudy(box, "box")

# ---- add first face of box in study

subShapeList = geompy.SubShapeAll(box, geompy.ShapeType["FACE"])
face = subShapeList[0]
name = geompy.SubShapeName(face, box)
print(name)
idface = geompy.addToStudyInFather(box, face, name)

# ---- add shell from box  in study

subShellList = geompy.SubShapeAll(box, geompy.ShapeType["SHELL"])
shell = subShellList[0]
name = geompy.SubShapeName(shell, box)
print(name)
idshell = geompy.addToStudyInFather(box, shell, name)

# ---- add first edge of face in study

edgeList = geompy.SubShapeAll(face, geompy.ShapeType["EDGE"])
edge = edgeList[0]
name = geompy.SubShapeName(edge, face)
print(name)
idedge = geompy.addToStudyInFather(face, edge, name)


# ---- SMESH

# ---- Init a Mesh with the box

mesh = smesh.Mesh(box, "Meshbox")

print("-------------------------- add hypothesis to box")
algoReg1 = mesh.Segment()
hypNbSeg1 = algoReg1.NumberOfSegments(7)
print(hypNbSeg1.GetName())
print(hypNbSeg1.GetId())
print(hypNbSeg1.GetNumberOfSegments())
smesh.SetName(hypNbSeg1, "NumberOfSegments_7")

algoMef1 = mesh.Triangle()
hypArea1 = algoMef1.MaxElementArea(2500)
print(hypArea1.GetName())
print(hypArea1.GetId())
print(hypArea1.GetMaxElementArea())
smesh.SetName(hypArea1, "MaxElementArea_2500")

# ---- add hypothesis to edge
print("-------------------------- add hypothesis to edge")
edge = salome.IDToObject(idedge)

algoReg2 = mesh.Segment(edge)
hypLen1 = algoReg2.LocalLength(100)
smesh.SetName(algoReg2.GetSubMesh(), "SubMeshEdge")
print(hypLen1.GetName())
print(hypLen1.GetId())
print(hypLen1.GetLength())
smesh.SetName(hypLen1, "Local_Length_100")

# ---- add hypothesis to face
print("-------------------------- add hypothesis to face")
face = salome.IDToObject(idface)

algoMef2 = mesh.Triangle(face)
hypArea2 = algoMef2.MaxElementArea(500)
smesh.SetName(algoMef2.GetSubMesh(), "SubMeshFace")
print(hypArea2.GetName())
print(hypArea2.GetId())
print(hypArea2.GetMaxElementArea())
smesh.SetName(hypArea2, "MaxElementArea_500")

isDone = mesh.Compute()
if not isDone:
    raise Exception("Error when computing Mesh")

salome.sg.updateObjBrowser()

sg = salome.ImportComponentGUI('SMESH')
if not isinstance(sg, type(salome.salome_ComponentGUI)):
    sg.CreateAndDisplayActor('0:1:2:3')