smesh/doc/examples/transforming_meshes_ex03.py

# Scale

import salome
salome.salome_init_without_session()

import SMESH
from salome.geom import geomBuilder
from salome.smesh import smeshBuilder

geom_builder = geomBuilder.New()
smesh_builder = smeshBuilder.New()

Box = geom_builder.MakeBoxDXDYDZ(200, 200, 200)
f = geom_builder.SubShapeAllSorted(Box, geom_builder.ShapeType["FACE"])

Mesh1 = smesh_builder.Mesh(f[0])
Regular_1D = Mesh1.Segment()
Nb_Segments_1 = Regular_1D.NumberOfSegments(3)
Nb_Segments_1.SetDistrType( 0 )
Quadrangle_2D = Mesh1.Quadrangle()
if not Mesh1.Compute(): raise Exception("Error when computing Mesh")

#Perform scale operation for the whole mesh and creation of a new mesh
newMesh = Mesh1.ScaleMakeMesh(Mesh1,SMESH.PointStruct(100,100,200),[0.5,0.3,0.7],True,"ScaledMesh")

#Perform scale operation for the whole mesh and copy elements
Mesh1.Scale(Mesh1,SMESH.PointStruct(200,100,100),[0.5,0.5,0.5],True,True)

#Perform scale operation for two edges and move elements
Mesh1.Scale([1,2],SMESH.PointStruct(-100,100,100),[0.8,1.0,0.7],False)

#Perform scale operation for one face and move elements
Mesh1.Scale([21],SMESH.PointStruct(0,200,200),[0.7,0.7,0.7],False)