mirror of
https://git.salome-platform.org/gitpub/modules/smesh.git
synced 2024-11-13 17:18:35 +05:00
102 lines
3.5 KiB
Python
Executable File
102 lines
3.5 KiB
Python
Executable File
# -*- coding: iso-8859-1 -*-
|
|
# Copyright (C) 2007-2016 CEA/DEN, EDF R&D, 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(salome.myStudy)
|
|
|
|
import SMESH, SALOMEDS
|
|
from salome.smesh import smeshBuilder
|
|
smesh = smeshBuilder.New(salome.myStudy)
|
|
|
|
# -----------------------------------------------------------------------------
|
|
|
|
p0 = geompy.MakeVertex(0., 0., 0.)
|
|
px = geompy.MakeVertex(100., 0., 0.)
|
|
py = geompy.MakeVertex(0., 100., 0.)
|
|
pz = geompy.MakeVertex(0., 0., 100.)
|
|
vx = geompy.MakeVector(p0, px)
|
|
vy = geompy.MakeVector(p0, py)
|
|
vz = geompy.MakeVector(p0, pz)
|
|
|
|
sphereExt = geompy.MakeSphere( 0., 0., 0., 400.)
|
|
sphereInt = geompy.MakeSphere( 0.,-50., 0., 350.)
|
|
sphereA = geompy.MakeSphere( -400., 50., 50., 400.)
|
|
sphereB = geompy.MakeSphere( 350.,-50.,-50., 350.)
|
|
ptcyle = geompy.MakeVertex(0., -300., -450.)
|
|
cylindre = geompy.MakeCylinder(ptcyle,vz,500.,900.)
|
|
|
|
vol1=geompy.MakeCut(sphereExt,sphereA)
|
|
vol2=geompy.MakeCut(vol1,sphereB)
|
|
vol3=geompy.MakeCut(vol2,cylindre)
|
|
blob=geompy.MakeCut(vol3,sphereInt)
|
|
blob=geompy.RemoveExtraEdges(blob)
|
|
|
|
idblob = geompy.addToStudy(blob,"blob")
|
|
|
|
edgeGroups = geompy.Propagate( blob )
|
|
assert len( edgeGroups ) == 3
|
|
|
|
salome.sg.updateObjBrowser(1)
|
|
|
|
# -----------------------------------------------------------------------------
|
|
|
|
print "-------------------------- mesh"
|
|
smesh.SetCurrentStudy(salome.myStudy)
|
|
|
|
# ---- define a mesh on the geom shape 'blob'
|
|
mesh=smesh.Mesh(blob, "MeshBlob")
|
|
|
|
# ---- assign global hypothesis and algorithms to mesh
|
|
print "-------------------------- add hypothesis to mesh"
|
|
algo1 = mesh.Segment()
|
|
algo2 = mesh.Quadrangle()
|
|
algo3 = mesh.Hexahedron()
|
|
|
|
# ---- assign local hypothesis and algorithms to mesh
|
|
for edges in edgeGroups: # loop on groups of logically parallel edges
|
|
length = geompy.BasicProperties( edges )[0]
|
|
if length < 500: nbSeg = 4
|
|
elif length < 2000: nbSeg = 10
|
|
else: nbSeg = 15
|
|
algo = mesh.Segment( edges )
|
|
algo.NumberOfSegments( nbSeg )
|
|
pass
|
|
|
|
# ---- compute mesh
|
|
print "-------------------------- compute mesh"
|
|
ok = mesh.Compute()
|
|
if ok:
|
|
print "Information about the Mesh:"
|
|
print "Number of nodes : ", mesh.NbNodes()
|
|
print "Number of edges : ", mesh.NbEdges()
|
|
print "Number of faces : ", mesh.NbFaces()
|
|
print "Number of quadrangles : ", mesh.NbQuadrangles()
|
|
print "Number of volumes : ", mesh.NbVolumes()
|
|
print "Number of hexahedrons : ", mesh.NbHexas()
|
|
else:
|
|
print "problem when Computing the mesh"
|
|
|
|
salome.sg.updateObjBrowser(1)
|