Mod: new structure + alpha dependence

This commit is contained in:
L-Nafaryus 2021-02-12 13:05:02 +05:00
parent b910979a90
commit 5e5f354fa4
7 changed files with 121 additions and 105 deletions

1
.gitignore vendored Normal file
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__pycache__

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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()
import math
import os
axes = [
geompy.MakeVectorDXDYDZ(1, 0, 0),
geompy.MakeVectorDXDYDZ(0, 1, 0),
geompy.MakeVectorDXDYDZ(0, 0, 1)
]
box = geompy.MakeBoxDXDYDZ(2 * math.sqrt(2), 2 * math.sqrt(2), 2)
box = geompy.MakeRotation(box, axes[2], 45 * math.pi / 180.0)
box = geompy.MakeTranslation(box, 2, 0, 0)
vtx = [
geompy.MakeVertex(2, 0, 0),
geompy.MakeVertex(2, 2, 0),
geompy.MakeVertex(2, 2, 2)
]
line = geompy.MakeLineTwoPnt(vtx[1], vtx[2])
#alpha = [ x * 0.01 for x in range(1, 28 + 1) ]
alpha=[0.1]
#for coef in alpha:
sphere = geompy.MakeSpherePntR(vtx[0], 1 / (1 - alpha[0]))
sphere = geompy.MakeMultiTranslation1D(sphere, axes[1], 2, 3)
cut = geompy.MakeCutList(box, [sphere], True)
sphere2 = geompy.MakeTranslation(sphere, 0, 0, 2)
cut2 = geompy.MakeCutList(cut, [sphere2], True)
sphere3 = geompy.MakeRotation(sphere, line, 90 * math.pi / 180.0)
cut3 = geompy.MakeCutList(cut2, [sphere3], True)
sphere4 = geompy.MakeTranslation(sphere3, 0, 0, 2)
Pore = geompy.MakeCutList(cut3, [sphere4], True)
geompy.addToStudy(Pore, 'Pore')
box2 = geompy.MakeBoxDXDYDZ(2, 2, 2)
box2 = geompy.MakeTranslation(box2, 2, 0, 0)
Segment1_4 = geompy.MakeCommonList([Pore, box2], True)
geompy.addToStudy(Segment1_4, 'Segment1_4')
vec1 = geompy.MakeVector(geompy.MakeVertex(3, 1, 0), geompy.MakeVertex(3, 1, 1))
box2 = geompy.MakeRotation(box2, vec1, 45*math.pi/180.0)
vec2 = geompy.MakeVector(geompy.MakeVertex(3, 1, 0), geompy.MakeVertex(2, 0, 0))
box2 = geompy.MakeTranslationVectorDistance(box2, vec2, 1)
box2 = geompy.MakeTranslation(box2, -0.5, 0.5, 0)
Segment1_8 = geompy.MakeCommonList([Segment1_4, box2], True)
geompy.addToStudy(Segment1_8, 'Segment1_8')
###
mesh = smesh.Mesh(Pore)
netgen = mesh.Tetrahedron(algo=smeshBuilder.NETGEN_1D2D3D)
param = netgen.Parameters()
param.SetSecondOrder( 0 )
param.SetOptimize( 1 )
param.SetChordalError( -1 )
param.SetChordalErrorEnabled( 0 )
param.SetUseSurfaceCurvature( 1 )
param.SetFuseEdges( 1 )
param.SetCheckChartBoundary( 0 )
param.SetMinSize( 0.01 )
param.SetMaxSize( 0.05 )
param.SetFineness( 5 )
param.SetGrowthRate( 0.1 )
param.SetNbSegPerEdge( 5 )
param.SetNbSegPerRadius( 10 )
param.SetQuadAllowed( 1 )
#vlayer = netgen.ViscousLayers(0.05, 3, 1.5, [15, 29, 54], 1, smeshBuilder.SURF_OFFSET_SMOOTH)
isDone = mesh.Compute()
if not isDone:
print("Mesh is not computed")
#try:
# dirname = os.path.dirname(__file__)
# filename = os.path.join(dirname, '../build/mesh.unv')
# mesh.ExportUNV( filename )
# pass
#except:
# print('ExportUNV() failed. Invalid file name?')
if salome.sg.hasDesktop():
salome.sg.updateObjBrowser()

52
src/cube/_geometry.py Normal file
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import GEOM
from salome.geom import geomBuilder
geompy = geomBuilder.New()
import math
def create(alpha):
axes = [
geompy.MakeVectorDXDYDZ(1, 0, 0),
geompy.MakeVectorDXDYDZ(0, 1, 0),
geompy.MakeVectorDXDYDZ(0, 0, 1)
]
box = geompy.MakeBoxDXDYDZ(2 * math.sqrt(2), 2 * math.sqrt(2), 2)
box = geompy.MakeRotation(box, axes[2], 45 * math.pi / 180.0)
box = geompy.MakeTranslation(box, 2, 0, 0)
vtx = [
geompy.MakeVertex(2, 0, 0),
geompy.MakeVertex(2, 2, 0),
geompy.MakeVertex(2, 2, 2)
]
line = geompy.MakeLineTwoPnt(vtx[1], vtx[2])
sphere = geompy.MakeSpherePntR(vtx[0], 1 / (1 - alpha))
sphere = geompy.MakeMultiTranslation1D(sphere, axes[1], 2, 3)
cut = geompy.MakeCutList(box, [sphere], True)
sphere2 = geompy.MakeTranslation(sphere, 0, 0, 2)
cut2 = geompy.MakeCutList(cut, [sphere2], True)
sphere3 = geompy.MakeRotation(sphere, line, 90 * math.pi / 180.0)
cut3 = geompy.MakeCutList(cut2, [sphere3], True)
sphere4 = geompy.MakeTranslation(sphere3, 0, 0, 2)
Pore = geompy.MakeCutList(cut3, [sphere4], True)
box2 = geompy.MakeBoxDXDYDZ(2, 2, 2)
box2 = geompy.MakeTranslation(box2, 2, 0, 0)
Segment1_4 = geompy.MakeCommonList([Pore, box2], True)
vec1 = geompy.MakeVector(geompy.MakeVertex(3, 1, 0), geompy.MakeVertex(3, 1, 1))
box2 = geompy.MakeRotation(box2, vec1, 45*math.pi/180.0)
vec2 = geompy.MakeVector(geompy.MakeVertex(3, 1, 0), geompy.MakeVertex(2, 0, 0))
box2 = geompy.MakeTranslationVectorDistance(box2, vec2, 1)
box2 = geompy.MakeTranslation(box2, -0.5, 0.5, 0)
Segment1_8 = geompy.MakeCommonList([Segment1_4, box2], True)
return geompy, Pore, Segment1_4, Segment1_8

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src/cube/_mesh.py Normal file
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import SMESH, SALOMEDS
from salome.smesh import smeshBuilder
smesh = smeshBuilder.New()
def create(geomObj):
mesh = smesh.Mesh(geomObj)
netgen = mesh.Tetrahedron(algo=smeshBuilder.NETGEN_1D2D3D)
param = netgen.Parameters()
param.SetSecondOrder( 0 )
param.SetOptimize( 1 )
param.SetChordalError( -1 )
param.SetChordalErrorEnabled( 0 )
param.SetUseSurfaceCurvature( 1 )
param.SetFuseEdges( 1 )
param.SetCheckChartBoundary( 0 )
param.SetMinSize( 0.01 )
param.SetMaxSize( 0.05 )
param.SetFineness( 5 )
param.SetGrowthRate( 0.1 )
param.SetNbSegPerEdge( 5 )
param.SetNbSegPerRadius( 10 )
param.SetQuadAllowed( 1 )
#vlayer = netgen.ViscousLayers(0.05, 3, 1.5, [15, 29, 54], 1, smeshBuilder.SURF_OFFSET_SMOOTH)
return smesh, mesh

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src/cube/main.py Executable file
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import salome
salome.salome_init()
import os, sys
sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
import _geometry, _mesh
alpha = [ 0.1, 0.15, 0.2 ]
pore = []
for coef in alpha:
[geompy, Pore, Segment1_4, Segment1_8] = _geometry.create(coef)
geompy.addToStudy(Pore, 'Pore {}'.format(coef))
pore.append(Pore)
print("Geometry for alpha = {}".format(coef))
###
for Pore in pore:
print("Building mesh for {}".format(Pore.GetName()))
[smesh, mesh] = _mesh.create(Pore)
isDone = mesh.Compute()
status = "Succesfully" if isDone else "Mesh is not computed"
print(status)
#try:
# dirname = os.path.dirname(__file__)
# filename = os.path.join(dirname, '../build/mesh.unv')
# mesh.ExportUNV( filename )
# pass
#except:
# print('ExportUNV() failed. Invalid file name?')
if salome.sg.hasDesktop():
salome.sg.updateObjBrowser()