mirror of
https://git.salome-platform.org/gitpub/modules/smesh.git
synced 2024-12-25 08:50:35 +05:00
54 lines
1.3 KiB
Python
54 lines
1.3 KiB
Python
# Convert mesh to/from quadratic
|
|
|
|
|
|
import salome
|
|
salome.salome_init()
|
|
import GEOM
|
|
from salome.geom import geomBuilder
|
|
geompy = geomBuilder.New()
|
|
|
|
import SMESH, SALOMEDS
|
|
from salome.smesh import smeshBuilder
|
|
smesh = smeshBuilder.New()
|
|
|
|
# create sphere of radius 100
|
|
|
|
Sphere = geompy.MakeSphereR( 100 )
|
|
geompy.addToStudy( Sphere, "Sphere" )
|
|
|
|
# create simple trihedral mesh
|
|
|
|
Mesh = smesh.Mesh(Sphere)
|
|
Regular_1D = Mesh.Segment()
|
|
Nb_Segments = Regular_1D.NumberOfSegments(5)
|
|
MEFISTO_2D = Mesh.Triangle()
|
|
Tetrahedron = Mesh.Tetrahedron()
|
|
|
|
# compute mesh
|
|
|
|
isDone = Mesh.Compute()
|
|
|
|
# convert to quadratic
|
|
# theForce3d = 1; this results in the medium node lying at the
|
|
# middle of the line segments connecting start and end node of a mesh
|
|
# element
|
|
|
|
Mesh.ConvertToQuadratic( theForce3d=1 )
|
|
|
|
# revert back to the non-quadratic mesh
|
|
|
|
Mesh.ConvertFromQuadratic()
|
|
|
|
# convert to quadratic
|
|
# theForce3d = 0; this results in the medium node lying at the
|
|
# geometrical edge from which the mesh element is built
|
|
|
|
Mesh.ConvertToQuadratic( theForce3d=0 )
|
|
|
|
# to convert not the whole mesh but a sub-mesh, provide it as
|
|
# an additional argument to the functions:
|
|
# Mesh.ConvertToQuadratic( 0, subMesh )
|
|
# Mesh.ConvertFromQuadratic( subMesh )
|
|
#
|
|
# Note that the mesh becomes non-conformal at conversion of sub-mesh.
|