smesh/doc/salome/examples/modifying_meshes_ex21.py

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# Smoothing
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import salome
salome.salome_init()
import GEOM
from salome.geom import geomBuilder
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geompy = geomBuilder.New()
import SMESH, SALOMEDS
from salome.smesh import smeshBuilder
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smesh = smeshBuilder.New()
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import SMESH_mechanic
#smesh = SMESH_mechanic.smesh
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mesh = SMESH_mechanic.mesh
# select the top face
faces = geompy.SubShapeAllSorted(SMESH_mechanic.shape_mesh, geompy.ShapeType["FACE"])
face = faces[3]
geompy.addToStudyInFather(SMESH_mechanic.shape_mesh, face, "face planar with hole")
# create a group of faces to be smoothed
GroupSmooth = mesh.GroupOnGeom(face, "Group of faces (smooth)", SMESH.FACE)
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# perform smoothing
# boolean SmoothObject(Object, IDsOfFixedNodes, MaxNbOfIterations, MaxAspectRatio, Method)
res = mesh.SmoothObject(GroupSmooth, [], 20, 2., smesh.CENTROIDAL_SMOOTH)
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print("\nSmoothing ... ", end=' ')
if not res: print("failed!")
else: print("done.")
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salome.sg.updateObjBrowser()