smesh/doc/salome/examples/creating_meshes_ex08.py

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1.1 KiB
Python

# Mesh Copying
from smesh import *
SetCurrentStudy(salome.myStudy)
# make geometry of a box
box = geompy.MakeBoxDXDYDZ(100,100,100)
face = geompy.SubShapeAllSorted(box, geompy.ShapeType["FACE"])[0]
# generate 3D mesh
mesh = Mesh(box)
localAlgo = mesh.Triangle(face)
mesh.AutomaticHexahedralization()
# objects to copy
fGroup = mesh.GroupOnGeom( face, "2D on face")
nGroup = mesh.GroupOnGeom( face, "nodes on face", NODE)
subMesh = localAlgo.GetSubMesh()
# make a new mesh by copying different parts of the mesh
# 1. copy the whole mesh
newMesh = CopyMesh( mesh, "whole mesh copy")
# 2. copy a group of 2D elements along with groups
newMesh = CopyMesh( fGroup, "face group copy with groups",toCopyGroups=True)
# 3. copy a group of nodes with preseving their ids
newMesh = CopyMesh( nGroup, "node group copy", toKeepIDs=True)
# 4. copy some faces
faceIds = fGroup.GetIDs()[-10:]
newMesh = CopyMesh( mesh.GetIDSource( faceIds, FACE ), "some faces copy")
# 5. copy some nodes
nodeIds = nGroup.GetIDs()[-10:]
newMesh = CopyMesh( mesh.GetIDSource( nodeIds, NODE), "some nodes copy")
# 6. copy a sub-mesh
newMesh = CopyMesh( subMesh, "submesh copy" )