mirror of
https://git.salome-platform.org/gitpub/modules/smesh.git
synced 2024-09-22 10:42:52 +05:00
89 lines
2.2 KiB
Python
89 lines
2.2 KiB
Python
# contains function to compute a mesh in parallel
|
|
import salome
|
|
|
|
salome.salome_init()
|
|
import salome_notebook
|
|
notebook = salome_notebook.NoteBook()
|
|
|
|
###
|
|
### GEOM component
|
|
###
|
|
|
|
import GEOM
|
|
from salome.geom import geomBuilder
|
|
from salome.smesh import smeshBuilder
|
|
import SALOMEDS
|
|
|
|
import numpy as np
|
|
|
|
geompy = geomBuilder.New()
|
|
|
|
|
|
nbox = 2
|
|
boxsize = 100
|
|
offset = 0
|
|
# Create 3D faces
|
|
boxes = []
|
|
# First creating all the boxes
|
|
for i in range(nbox):
|
|
for j in range(nbox):
|
|
for k in range(nbox):
|
|
|
|
x_orig = i*(boxsize+offset)
|
|
y_orig = j*(boxsize+offset)
|
|
z_orig = k*(boxsize+offset)
|
|
|
|
tmp_box = geompy.MakeBoxDXDYDZ(boxsize, boxsize, boxsize)
|
|
|
|
if not i == j == k == 0:
|
|
box = geompy.MakeTranslation(tmp_box, x_orig,
|
|
y_orig, z_orig)
|
|
else:
|
|
box = tmp_box
|
|
|
|
geompy.addToStudy(box, 'box_{}:{}:{}'.format(i, j, k))
|
|
|
|
boxes.append(box)
|
|
|
|
# Create fuse of all boxes
|
|
all_boxes = geompy.MakeCompound(boxes)
|
|
geompy.addToStudy(all_boxes, 'Compound_1')
|
|
|
|
# Removing duplicates faces and edges
|
|
all_boxes = geompy.MakeGlueFaces(all_boxes, 1e-07)
|
|
geompy.addToStudy(all_boxes, 'Glued_Faces_1')
|
|
|
|
rubik_cube = geompy.MakeGlueEdges(all_boxes, 1e-07)
|
|
geompy.addToStudy(rubik_cube, 'rubik_cube')
|
|
|
|
|
|
smesh = smeshBuilder.New()
|
|
print("Creating Parallel Mesh")
|
|
par_mesh = smesh.ParallelMesh(rubik_cube, name="par_mesh")
|
|
|
|
print("Creating hypoehtesis for netgen")
|
|
NETGEN_3D_Parameters_1 = smesh.CreateHypothesisByAverageLength( 'NETGEN_Parameters',
|
|
'NETGENEngine', 34.641, 0 )
|
|
print("Adding hypothesis")
|
|
par_mesh.AddGlobalHypothesis(NETGEN_3D_Parameters_1)
|
|
|
|
print("Setting parallelism method")
|
|
par_mesh.SetParallelismMethod(smeshBuilder.MULTITHREAD)
|
|
|
|
print("Setting parallelism options")
|
|
param = par_mesh.GetParallelismSettings()
|
|
param.SetNbThreads(6)
|
|
|
|
print("Starting parallel compute")
|
|
is_done = par_mesh.Compute()
|
|
if not is_done:
|
|
raise Exception("Error when computing Mesh")
|
|
|
|
print(" Tetrahedron: ", par_mesh.NbTetras())
|
|
print(" Triangle: ", par_mesh.NbTriangles())
|
|
print(" edge: ", par_mesh.NbEdges())
|
|
|
|
assert par_mesh.NbTetras() > 0
|
|
assert par_mesh.NbTriangles() > 0
|
|
assert par_mesh.NbEdges() > 0
|