smesh/doc/salome/examples/split_biquad.py

38 lines
1.1 KiB
Python

# Split bi-quadratic to linear
import salome
salome.salome_init()
from salome.geom import geomBuilder
geompy = geomBuilder.New(salome.myStudy)
from salome.smesh import smeshBuilder
smesh = smeshBuilder.New(salome.myStudy)
# make a shape consisting of two quadranges
OY = geompy.MakeVectorDXDYDZ(0, 1, 0)
OY1 = geompy.MakeTranslation( OY, 1, 0, 0 )
OY2 = geompy.MakeTranslation( OY, 2, 0, 0 )
q1 = geompy.MakeQuad2Edges( OY, OY1 )
q2 = geompy.MakeQuad2Edges( OY1, OY2 )
shape = geompy.Partition( [q1,q2], theName='shape' )
ff = geompy.SubShapeAll( shape, geompy.ShapeType["FACE"], theName="quad" )
# mesh one quadrange with quadrangless and the other with triangles
mesh = smesh.Mesh( shape )
mesh.Segment().NumberOfSegments(1)
mesh.Quadrangle()
mesh.Triangle( ff[1] )
mesh.Compute()
# make group of quadrangles and extrude them into a hexahedron
quadGroup = mesh.Group( ff[0], "quads")
mesh.ExtrusionSweepObject2D( quadGroup, [0,0,1], 1 )
# make the mesh bi-quadratic
mesh.ConvertToQuadratic( theToBiQuad=True )
# split all elements into linear ones
mesh.SplitBiQuadraticIntoLinear()