smesh/doc/examples/transforming_meshes_ex05.py

22 lines
737 B
Python

# Merging Nodes
from mechanic import *
# criterion of coincidence
Tolerance = 4.0
# find close nodes of triangle elements only
triangleFilter = smesh_builder.GetFilter( SMESH.FACE, SMESH.FT_ElemGeomType,'=', SMESH.Geom_TRIANGLE )
GroupsOfNodesOfTriangles = mesh.FindCoincidentNodesOnPart([triangleFilter],Tolerance)
# prevent nodes located on geom edges from removal during merge:
# create a group including all nodes on edges
allSegs = mesh.MakeGroup( "all segments", SMESH.EDGE, SMESH.FT_ElemGeomType,'=', SMESH.Geom_EDGE )
mesh.MergeNodes(GroupsOfNodesOfTriangles, NodesToKeep=allSegs)
# find close nodes in the whole mesh
GroupsOfNodes = mesh.FindCoincidentNodes(Tolerance)
mesh.MergeNodes(GroupsOfNodes, NodesToKeep=allSegs)