smesh/test/SMESH_freebord.py
2024-01-20 14:16:41 +00:00

80 lines
2.2 KiB
Python

# -*- coding: iso-8859-1 -*-
# Copyright (C) 2007-2024 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
#
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()
# Create box without one plane
box = geompy.MakeBox(0., 0., 0., 10., 20., 30.)
subShapeList = geompy.SubShapeAll(box, geompy.ShapeType["FACE"])
FaceList = []
for i in range( 5 ):
FaceList.append( subShapeList[ i ] )
aComp = geompy.MakeCompound( FaceList )
aBox = geompy.Sew( aComp, 1. )
idbox = geompy.addToStudy( aBox, "box" )
aBox = salome.IDToObject( idbox )
# Create mesh
smesh.UpdateStudy()
mesh = smesh.Mesh(aBox, "Mesh_freebord")
algoReg = mesh.Segment()
hypNbSeg = algoReg.NumberOfSegments(5)
algoMef = mesh.Triangle()
hypArea = algoMef.MaxElementArea(20)
isDone = mesh.Compute()
if not isDone:
raise Exception("Error when computing Mesh")
# Criterion : Free edges. Create group.
aCriterion = smesh.GetCriterion(SMESH.EDGE, SMESH.FT_FreeEdges)
aGroup = mesh.MakeGroupByCriterion("Free edges", aCriterion)
anIds = aGroup.GetIDs()
# print result
print("Criterion: Free edges Nb = ", len( anIds ))
for i in range( len( anIds ) ):
print(anIds[ i ])
salome.sg.updateObjBrowser()