mirror of
https://git.salome-platform.org/gitpub/modules/smesh.git
synced 2024-12-27 01:40:33 +05:00
49 lines
1.6 KiB
Python
49 lines
1.6 KiB
Python
import salome
|
|
salome.salome_init()
|
|
|
|
### create geometry
|
|
|
|
from salome.geom import geomBuilder
|
|
geompy = geomBuilder.New()
|
|
|
|
Box_1 = geompy.MakeBoxDXDYDZ(200, 200, 200)
|
|
geompy.addToStudy( Box_1, 'Box_1' )
|
|
|
|
### create a mesh
|
|
|
|
import SMESH
|
|
from salome.smesh import smeshBuilder
|
|
smesh = smeshBuilder.New()
|
|
|
|
Mesh_1 = smesh.Mesh( Box_1 )
|
|
Mesh_1.Segment().NumberOfSegments(15)
|
|
Mesh_1.Triangle()
|
|
isDone = Mesh_1.Compute()
|
|
if not isDone:
|
|
raise Exception("Error when computing Mesh")
|
|
|
|
# define arguments for MakePolyLine
|
|
|
|
segments = []
|
|
|
|
# between nodes 20 and 1, default plane
|
|
segments.append( SMESH.PolySegment( 20, 0, SMESH.PointStruct(-1, -1, -1), 1, 0, SMESH.PointStruct(-1, -1, -1), smesh.MakeDirStruct(0,0,0) ))
|
|
|
|
# between nodes 1 and 100, default plane
|
|
segments.append( SMESH.PolySegment( 1, 0, SMESH.PointStruct(-1, -1, -1), 200, 0, SMESH.PointStruct(-1, -1, -1), smesh.MakeDirStruct(0,0,0) ))
|
|
|
|
# between node 200 and edge (578, 577), plane includes vector (1,1,1)
|
|
#segments.append( SMESH.PolySegment( 200, 0, SMESH.PointStruct(-1, -1, -1), 578, 577, SMESH.PointStruct(-1, -1, -1), smesh.MakeDirStruct(1,1,1) ))
|
|
# nodes 578 and 577 are not always neighbour, so, use another approach
|
|
|
|
# between node 200 and an edge, close to point (200, 90, 70), plane includes vector (1,1,1)
|
|
elems = Mesh_1.FindElementsByPoint(200, 90, 70, SMESH.FACE)
|
|
nodes = Mesh_1.GetElemNodes(elems[0])
|
|
segments.append( SMESH.PolySegment( 200, 0, SMESH.PointStruct(-1, -1, -1), nodes[0], nodes[1], SMESH.PointStruct(-1, -1, -1), smesh.MakeDirStruct(1,1,1) ))
|
|
|
|
Mesh_1.MakePolyLine( segments, "1D group")
|
|
|
|
|
|
if salome.sg.hasDesktop():
|
|
salome.sg.updateObjBrowser()
|