first version of this file needed for the Netgen integration in the SMESH

Engine.
This commit is contained in:
nadir 2003-10-16 13:14:47 +00:00
parent fb63b6882e
commit bf3481306b
3 changed files with 622 additions and 0 deletions

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#
# Tetrahedrization of the geometry union of 2 boxes having a face in common
# Hypothesis and algorithms for the mesh generation are global
#
import salome
from salome import sg
import geompy
import SMESH
import smeshpy
##geom = salome.lcc.FindOrLoadComponent("FactoryServer", "Geometry")
##myBuilder = salome.myStudy.NewBuilder()
geom = geompy.geom
myBuilder = geompy.myBuilder
ShapeTypeShell = 3
ShapeTypeFace = 4
ShapeTypeEdge = 6
# ---- define 2 boxes box1 and box2
box1 = geompy.MakeBox(0., 0., 0., 100., 200., 300.)
idbox1 = geompy.addToStudy(box1,"box1")
print "Analysis of the geometry box1 :"
subShellList=geompy.SubShapeAll(box1,ShapeTypeShell)
subFaceList=geompy.SubShapeAll(box1,ShapeTypeFace)
subEdgeList=geompy.SubShapeAll(box1,ShapeTypeEdge)
print "number of Shells in box1 : ",len(subShellList)
print "number of Faces in box1 : ",len(subFaceList)
print "number of Edges in box1 : ",len(subEdgeList)
box2 = geompy.MakeBox(100., 0., 0., 200., 200., 300.)
idbox2 = geompy.addToStudy(box2,"box2")
print "Analysis of the geometry box2 :"
subShellList=geompy.SubShapeAll(box2,ShapeTypeShell)
subFaceList=geompy.SubShapeAll(box2,ShapeTypeFace)
subEdgeList=geompy.SubShapeAll(box2,ShapeTypeEdge)
print "number of Shells in box2 : ",len(subShellList)
print "number of Faces in box2 : ",len(subFaceList)
print "number of Edges in box2 : ",len(subEdgeList)
blocs = []
blocs.append(box1._get_Name())
blocs.append(box2._get_Name())
tol3d = 1.e-5
shell = geom.MakeSewing(blocs,tol3d)
idshell = geompy.addToStudy(shell,"shell")
print "Analysis of the geometry shell (union of box1 and box2) :"
subShellList=geompy.SubShapeAll(shell,ShapeTypeShell)
subFaceList=geompy.SubShapeAll(shell,ShapeTypeFace)
subEdgeList=geompy.SubShapeAll(shell,ShapeTypeEdge)
print "number of Shells in shell : ",len(subShellList)
print "number of Faces in shell : ",len(subFaceList)
print "number of Edges in shell : ",len(subEdgeList)
# ---- launch SMESH
smeshgui = salome.ImportComponentGUI("SMESH")
smeshgui.Init(salome.myStudyId)
gen=smeshpy.smeshpy()
# ---- create Hypothesis
print "-------------------------- create Hypothesis"
print "-------------------------- NumberOfSegments"
numberOfSegments = 10
hyp1=gen.CreateHypothesis("NumberOfSegments")
hypNbSeg=hyp1._narrow(SMESH.SMESH_NumberOfSegments)
hypNbSeg.SetNumberOfSegments(numberOfSegments)
hypNbSegID = hypNbSeg.GetId()
print hypNbSeg.GetName()
print hypNbSegID
print hypNbSeg.GetNumberOfSegments()
idseg = smeshgui.AddNewHypothesis( salome.orb.object_to_string(hypNbSeg) )
smeshgui.SetName(idseg, "NumberOfSegments")
print "-------------------------- MaxElementArea"
maxElementArea = 500
hyp2=gen.CreateHypothesis("MaxElementArea")
hypArea=hyp2._narrow(SMESH.SMESH_MaxElementArea)
hypArea.SetMaxElementArea(maxElementArea)
print hypArea.GetName()
print hypArea.GetId()
print hypArea.GetMaxElementArea()
idarea = smeshgui.AddNewHypothesis( salome.orb.object_to_string(hypArea) )
smeshgui.SetName(idarea, "MaxElementArea")
print "-------------------------- MaxElementVolume"
maxElementVolume = 500
hyp3=gen.CreateHypothesis("MaxElementVolume")
hypVolume=hyp3._narrow(SMESH.SMESH_MaxElementVolume)
hypVolume.SetMaxElementVolume(maxElementVolume)
print hypVolume.GetName()
print hypVolume.GetId()
print hypVolume.GetMaxElementVolume()
idvolume = smeshgui.AddNewHypothesis( salome.orb.object_to_string(hypVolume) )
smeshgui.SetName(idvolume, "MaxElementVolume")
# ---- create Algorithms
print "-------------------------- create Algorithms"
print "-------------------------- Regular_1D"
hypothesis=gen.CreateHypothesis("Regular_1D")
regular1D = hypothesis._narrow(SMESH.SMESH_Regular_1D)
regularID = smeshgui.AddNewAlgorithms( salome.orb.object_to_string(regular1D) )
smeshgui.SetName(regularID, "Wire Discretisation")
print "-------------------------- MEFISTO_2D"
hypothesis=gen.CreateHypothesis("MEFISTO_2D")
mefisto2D = hypothesis._narrow(SMESH.SMESH_MEFISTO_2D)
mefistoID = smeshgui.AddNewAlgorithms( salome.orb.object_to_string(mefisto2D) )
smeshgui.SetName(mefistoID, "MEFISTO_2D")
print "-------------------------- Tetra_3D"
hypothesis=gen.CreateHypothesis("Tetra_3D")
tetra3D = hypothesis._narrow(SMESH.SMESH_Tetra_3D)
tetraID = smeshgui.AddNewAlgorithms( salome.orb.object_to_string(tetra3D) )
smeshgui.SetName(tetraID, "Tetra_3D")
# ---- init a Mesh with the shell
mesh=gen.Init(idshell)
idmesh = smeshgui.AddNewMesh( salome.orb.object_to_string(mesh) )
smeshgui.SetName(idmesh, "MeshBox2")
smeshgui.SetShape(idshell, idmesh)
# ---- add hypothesis to shell
print "-------------------------- add hypothesis to shell"
ret=mesh.AddHypothesis(shell,regular1D)
print ret
ret=mesh.AddHypothesis(shell,hypNbSeg)
print ret
ret=mesh.AddHypothesis(shell,mefisto2D)
print ret
ret=mesh.AddHypothesis(shell,hypArea)
print ret
ret=mesh.AddHypothesis(shell,tetra3D)
print ret
ret=mesh.AddHypothesis(shell,hypVolume)
print ret
smeshgui.SetAlgorithms( idmesh, regularID)
smeshgui.SetHypothesis( idmesh, idseg )
smeshgui.SetAlgorithms( idmesh, mefistoID )
smeshgui.SetHypothesis( idmesh, idarea )
smeshgui.SetAlgorithms( idmesh, tetraID )
smeshgui.SetHypothesis( idmesh, idvolume )
sg.updateObjBrowser(1)
print "-------------------------- compute shell"
ret=gen.Compute(mesh,idshell)
print ret
log=mesh.GetLog(0) # no erase trace
for linelog in log:
print linelog
sg.updateObjBrowser(1)

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#
# Tetrahedrization of a simple box. Hypothesis and algorithms for
# the mesh generation are global
#
import salome
from salome import sg
import geompy
import SMESH
import smeshpy
# -----------------------------------------------------------------------------
##geom = salome.lcc.FindOrLoadComponent("FactoryServer", "Geometry")
##myBuilder = salome.myStudy.NewBuilder()
geom = geompy.geom
myBuilder = geompy.myBuilder
ShapeTypeShell = 3
ShapeTypeFace = 4
ShapeTypeEdge = 6
# ---- define a boxe
box = geompy.MakeBox(0., 0., 0., 100., 200., 300.)
idbox = geompy.addToStudy(box,"box")
print "Analysis of the geometry box :"
subShellList=geompy.SubShapeAll(box,ShapeTypeShell)
subFaceList=geompy.SubShapeAll(box,ShapeTypeFace)
subEdgeList=geompy.SubShapeAll(box,ShapeTypeEdge)
print "number of Shells in box : ",len(subShellList)
print "number of Faces in box : ",len(subFaceList)
print "number of Edges in box : ",len(subEdgeList)
# ---- launch SMESH
smeshgui = salome.ImportComponentGUI("SMESH")
smeshgui.Init(salome.myStudyId)
gen=smeshpy.smeshpy()
# ---- create Hypothesis
print "-------------------------- create Hypothesis"
print "-------------------------- NumberOfSegments"
numberOfSegments = 10
hyp1=gen.CreateHypothesis("NumberOfSegments")
hypNbSeg=hyp1._narrow(SMESH.SMESH_NumberOfSegments)
hypNbSeg.SetNumberOfSegments(numberOfSegments)
hypNbSegID = hypNbSeg.GetId()
print hypNbSeg.GetName()
print hypNbSegID
print hypNbSeg.GetNumberOfSegments()
idseg = smeshgui.AddNewHypothesis( salome.orb.object_to_string(hypNbSeg) )
smeshgui.SetName(idseg, "NumberOfSegments")
print "-------------------------- MaxElementArea"
maxElementArea = 500
hyp2=gen.CreateHypothesis("MaxElementArea")
hypArea=hyp2._narrow(SMESH.SMESH_MaxElementArea)
hypArea.SetMaxElementArea(maxElementArea)
print hypArea.GetName()
print hypArea.GetId()
print hypArea.GetMaxElementArea()
idarea = smeshgui.AddNewHypothesis( salome.orb.object_to_string(hypArea) )
smeshgui.SetName(idarea, "MaxElementArea")
print "-------------------------- MaxElementVolume"
maxElementVolume = 500
hyp3=gen.CreateHypothesis("MaxElementVolume")
hypVolume=hyp3._narrow(SMESH.SMESH_MaxElementVolume)
hypVolume.SetMaxElementVolume(maxElementVolume)
print hypVolume.GetName()
print hypVolume.GetId()
print hypVolume.GetMaxElementVolume()
idvolume = smeshgui.AddNewHypothesis( salome.orb.object_to_string(hypVolume) )
smeshgui.SetName(idvolume, "MaxElementVolume")
# ---- create Algorithms
print "-------------------------- create Algorithms"
print "-------------------------- Regular_1D"
hypothesis=gen.CreateHypothesis("Regular_1D")
regular1D = hypothesis._narrow(SMESH.SMESH_Regular_1D)
regularID = smeshgui.AddNewAlgorithms( salome.orb.object_to_string(regular1D) )
smeshgui.SetName(regularID, "Wire Discretisation")
print "-------------------------- MEFISTO_2D"
hypothesis=gen.CreateHypothesis("MEFISTO_2D")
mefisto2D = hypothesis._narrow(SMESH.SMESH_MEFISTO_2D)
mefistoID = smeshgui.AddNewAlgorithms( salome.orb.object_to_string(mefisto2D) )
smeshgui.SetName(mefistoID, "MEFISTO_2D")
print "-------------------------- Tetra_3D"
hypothesis=gen.CreateHypothesis("Tetra_3D")
tetra3D = hypothesis._narrow(SMESH.SMESH_Tetra_3D)
tetraID = smeshgui.AddNewAlgorithms( salome.orb.object_to_string(tetra3D) )
smeshgui.SetName(tetraID, "Tetra_3D")
# ---- init a Mesh with the boxe
mesh=gen.Init(idbox)
idmesh = smeshgui.AddNewMesh( salome.orb.object_to_string(mesh) )
smeshgui.SetName(idmesh, "MeshBox")
smeshgui.SetShape(idbox, idmesh)
# ---- add hypothesis to the boxe
print "-------------------------- add hypothesis to the boxe"
ret=mesh.AddHypothesis(box,regular1D)
print ret
ret=mesh.AddHypothesis(box,hypNbSeg)
print ret
ret=mesh.AddHypothesis(box,mefisto2D)
print ret
ret=mesh.AddHypothesis(box,hypArea)
print ret
ret=mesh.AddHypothesis(box,tetra3D)
print ret
ret=mesh.AddHypothesis(box,hypVolume)
print ret
smeshgui.SetAlgorithms( idmesh, regularID)
smeshgui.SetHypothesis( idmesh, idseg )
smeshgui.SetAlgorithms( idmesh, mefistoID )
smeshgui.SetHypothesis( idmesh, idarea )
smeshgui.SetAlgorithms( idmesh, tetraID )
smeshgui.SetHypothesis( idmesh, idvolume )
sg.updateObjBrowser(1)
print "-------------------------- compute the mesh of the boxe"
ret=gen.Compute(mesh,idbox)
print ret
log=mesh.GetLog(0) # no erase trace
for linelog in log:
print linelog
sg.updateObjBrowser(1)

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# Copyright (C) 2003 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.
#
# 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.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
#
#
#
# File : SMESH_withHole.py
# Author : Lucien PIGNOLONI
# Module : SMESH
# $Header$
import SMESH
import smeshpy
import salome
from salome import sg
import math
#import SMESH_BasicHypothesis_idl
import geompy
# ---------------------------- GEOM --------------------------------------
geom = salome.lcc.FindOrLoadComponent("FactoryServer", "GEOM")
myBuilder = salome.myStudy.NewBuilder()
#from geompy import gg
smeshgui = salome.ImportComponentGUI("SMESH")
smeshgui.Init(salome.myStudyId)
ShapeTypeCompSolid = 1
ShapeTypeSolid = 2
ShapeTypeShell = 3
ShapeTypeFace = 4
ShapeTypeWire = 5
ShapeTypeEdge = 6
ShapeTypeVertex = 7
# ---- define contigous arcs and segment to define a closed wire
p1 = geom.MakePointStruct( 100.0, 0.0, 0.0 )
p2 = geom.MakePointStruct( 50.0, 50.0, 0.0 )
p3 = geom.MakePointStruct( 100.0, 100.0, 0.0 )
arc1 = geom.MakeArc( p1, p2, p3 )
p4 = geom.MakePointStruct( 170.0, 100.0, 0.0 )
seg1 = geom.MakeVector( p3, p4 )
p5 = geom.MakePointStruct( 200.0, 70.0, 0.0 )
p6 = geom.MakePointStruct( 170.0, 40.0, 0.0 )
arc2 = geom.MakeArc( p4, p5, p6 )
p7 = geom.MakePointStruct( 120.0, 30.0, 0.0 )
arc3 = geom.MakeArc( p6, p7, p1 )
# ---- define a closed wire with arcs and segment
List1 = []
List1.append( arc1 )
List1.append( seg1 )
List1.append( arc2 )
List1.append( arc3 )
ListIOR1 = []
for S in List1 :
ListIOR1.append( S._get_Name() )
wire1 = geom.MakeWire( ListIOR1 )
Id_wire1 = geompy.addToStudy( wire1, "wire1")
# ---- define a planar face with wire
WantPlanarFace = 1 #True
face1 = geom.MakeFace( wire1, WantPlanarFace )
Id_face1 = geompy.addToStudy( face1, "face1")
# ---- create a shape by extrusion
pO = geom.MakePointStruct( 0.0, 0.0, 0.0 )
pz = geom.MakePointStruct( 0.0, 0.0, 100.0 )
prism1 = geom.MakePrism( face1, pO, pz )
Id_prism1 = geompy.addToStudy( prism1, "prism1")
# ---- create two cylinders
pc1 = geom.MakePointStruct( 90.0, 50.0, -40.0 )
pc2 = geom.MakePointStruct( 170.0, 70.0, -40.0 )
vz = geom.MakeDirection( pz )
radius = 20.0
height = 180.0
cyl1 = geom.MakeCylinder( pc1, vz, radius, height )
cyl2 = geom.MakeCylinder( pc2, vz, radius, height )
Id_Cyl1 = geompy.addToStudy( cyl1, "cyl1" )
Id_Cyl2 = geompy.addToStudy( cyl2, "cyl2" )
# ---- cut with cyl1
shape = geom.MakeBoolean( prism1, cyl1, 2 )
# ---- fuse with cyl2
shape1 = geom.MakeBoolean( shape, cyl2, 3 )
Id_shape1 = geompy.addToStudy( shape1, "shape1")
# ---- add a face sub shape in study to be meshed differently
IdSubFaceList = []
IdSubFaceList.append(10)
sub_face = geompy.SubShapeSorted( shape1, ShapeTypeFace, IdSubFaceList )
name = geompy.SubShapeName( sub_face._get_Name(), shape1._get_Name() )
Id_SubFace = geompy.addToStudyInFather( shape1, sub_face, name )
# ---- add a face sub shape in study to be meshed differently
IdSubFaceL = []
IdSubFaceL.append(7)
sub_face2 = geompy.SubShapeSorted( shape1, ShapeTypeFace, IdSubFaceL )
name = geompy.SubShapeName( sub_face2._get_Name(), shape1._get_Name() )
Id_SubFace2 = geompy.addToStudyInFather( shape1, sub_face2, name )
### ---------------------------- SMESH --------------------------------------
# ---- launch SMESH, init a Mesh with shape 'shape1'
gen = smeshpy.smeshpy()
mesh = gen.Init( Id_shape1 )
idmesh = smeshgui.AddNewMesh( salome.orb.object_to_string(mesh) )
smeshgui.SetName( idmesh, "Mesh_meca" )
smeshgui.SetShape( Id_shape1, idmesh )
print "-------------------------- NumberOfSegments"
numberOfSegment = 10
hypNumberOfSegment = gen.CreateHypothesis( "NumberOfSegments" )
hypNbSeg = hypNumberOfSegment._narrow( SMESH.SMESH_NumberOfSegments )
hypNbSeg.SetNumberOfSegments(numberOfSegment)
print hypNbSeg.GetName()
print hypNbSeg.GetId()
print hypNbSeg.GetNumberOfSegments()
idSeg = smeshgui.AddNewHypothesis( salome.orb.object_to_string(hypNbSeg) )
smeshgui.SetName(idSeg, "NumberOfSegments")
print "-------------------------- MaxElementArea"
maxElementArea = 20
hypMaxElementArea = gen.CreateHypothesis( "MaxElementArea" )
hypArea = hypMaxElementArea._narrow( SMESH.SMESH_MaxElementArea )
hypArea.SetMaxElementArea(maxElementArea)
print hypArea.GetName()
print hypArea.GetId()
print hypArea.GetMaxElementArea()
idArea = smeshgui.AddNewHypothesis( salome.orb.object_to_string(hypArea) )
smeshgui.SetName(idArea, "MaxElementArea")
print "-------------------------- MaxElementVolume"
maxElementVolume = 20
hypMaxElementVolume = gen.CreateHypothesis( "MaxElementVolume" )
hypVolume = hypMaxElementVolume._narrow( SMESH.SMESH_MaxElementVolume )
hypVolume.SetMaxElementVolume(maxElementVolume)
print hypVolume.GetName()
print hypVolume.GetId()
print hypVolume.GetMaxElementVolume()
idVolume = smeshgui.AddNewHypothesis( salome.orb.object_to_string(hypVolume) )
smeshgui.SetName(idVolume, "MaxElementArea")
print "-------------------------- Regular_1D"
alg1D = gen.CreateHypothesis( "Regular_1D" )
algo1D = alg1D._narrow( SMESH.SMESH_Algo )
listHyp =algo1D.GetCompatibleHypothesis()
for hyp in listHyp:
print hyp
algoReg1D = alg1D._narrow( SMESH.SMESH_Regular_1D )
print algoReg1D.GetName()
print algoReg1D.GetId()
idReg1D = smeshgui.AddNewAlgorithms( salome.orb.object_to_string(algoReg1D) )
smeshgui.SetName( idReg1D, "Regular_1D" )
print "-------------------------- MEFISTO_2D"
alg2D = gen.CreateHypothesis( "MEFISTO_2D" )
algo2D = alg2D._narrow( SMESH.SMESH_Algo )
listHyp = algo2D.GetCompatibleHypothesis()
for hyp in listHyp:
print hyp
algoMef = alg2D._narrow( SMESH.SMESH_MEFISTO_2D )
print algoMef.GetName()
print algoMef.GetId()
idMef = smeshgui.AddNewAlgorithms( salome.orb.object_to_string(algoMef) )
smeshgui.SetName( idMef, "MEFISTO_2D" )
print "-------------------------- Tetra_3D"
alg3D = gen.CreateHypothesis( "Tetra_3D" )
algo3D = alg3D._narrow( SMESH.SMESH_Algo )
listHyp = algo3D.GetCompatibleHypothesis()
for hyp in listHyp:
print hyp
algoNg = alg3D._narrow( SMESH.SMESH_Tetra_3D )
print algoNg.GetName()
print algoNg.GetId()
idNg = smeshgui.AddNewAlgorithms( salome.orb.object_to_string(algoNg) )
smeshgui.SetName( idNg, "Tetra_2D" )
print "-------------------------- add hypothesis to main shape1"
shape_mesh = salome.IDToObject( Id_shape1 )
submesh = mesh.GetElementsOnShape( shape_mesh )
ret = mesh.AddHypothesis( shape_mesh, algoReg1D ) # Regular 1D/wire discretisation
print ret
ret = mesh.AddHypothesis( shape_mesh, algoMef ) # MEFISTO 2D
print ret
ret = mesh.AddHypothesis( shape_mesh, algoNg ) # Tetra 3D
print ret
ret = mesh.AddHypothesis( shape_mesh, hypNbSeg ) # nb segments
print ret
ret = mesh.AddHypothesis( shape_mesh, hypArea ) # max area
print ret
ret = mesh.AddHypothesis( shape_mesh, hypVolume ) # max volume
print ret
smeshgui.SetAlgorithms( idmesh, idReg1D ); # Regular 1D/wire discretisation
smeshgui.SetAlgorithms( idmesh, idMef ); # MEFISTO 2D
smeshgui.SetAlgorithms( idmesh, idNg ); # Tetra 3D
smeshgui.SetHypothesis( idmesh, idSeg ); # nb segments
smeshgui.SetHypothesis( idmesh, idArea ); # max area
smeshgui.SetHypothesis( idmesh, idVolume ); # max volume
sg.updateObjBrowser(1);
print "-------------------------- compute the mesh of the boxe"
ret=gen.Compute(mesh,Id_shape1)
print ret
log=mesh.GetLog(0) # no erase trace
for linelog in log:
print linelog
sg.updateObjBrowser(1)