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IfcOpenShell/src/ifc2ca/_deprecated/scriptSalomeBonded.py
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Andrej730 92c979fbbf black .
2026-02-27 14:52:55 +05:00

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Python

# Ifc2CA - IFC Code_Aster utility
# Copyright (C) 2020, 2021 Ioannis P. Christovasilis <ipc@aethereng.com>
#
# This file is part of Ifc2CA.
#
# Ifc2CA is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ifc2CA is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with Ifc2CA. If not, see <http://www.gnu.org/licenses/>.
import itertools
import json
import os
import time
from pathlib import Path
import numpy as np
import salome
import salome_notebook
import salome_version
flatten = itertools.chain.from_iterable
class MODEL:
def __init__(self, dataFilename, medFilename, meshSize, zGround):
self.dataFilename = dataFilename
self.medFilename = medFilename
self.meshSize = meshSize
self.zGround = zGround
self.tolLoc = 0
self.mesh = None
self.meshNodes = None
self.create()
def getGroupName(self, name):
if "|" in name:
info = name.split("|")
sortName = "".join(c for c in info[0] if c.isupper())
return f"{sortName[2:]}_{info[1]}"
else:
return name
def makePoint(self, pl):
"""Function to define a Point from
a polyline (list of 1 point)"""
x, y, z = pl
return self.geompy.MakeVertex(x, y, z)
def makeLine(self, pl):
"""Function to define a Line from
a polyline (list of 2 points)"""
x, y, z = pl[0]
P1 = self.geompy.MakeVertex(x, y, z)
x, y, z = pl[1]
P2 = self.geompy.MakeVertex(x, y, z)
return self.geompy.MakeLineTwoPnt(P1, P2)
def makeFace(self, pl):
"""Function to define a Face from
a polyline (list of points)"""
pointList = [None for _ in range(len(pl))]
for ip, (x, y, z) in enumerate(pl):
pointList[ip] = self.geompy.MakeVertex(x, y, z)
LineList = [None for _ in range(len(pl))]
for ip, P2 in enumerate(pointList):
P1 = pointList[ip - 1]
LineList[ip] = self.geompy.MakeLineTwoPnt(P1, P2)
return self.geompy.MakeFaceWires(LineList, 1)
def makeObject(self, geometry, geometryType):
if geometryType == "point":
return self.makePoint(geometry)
if geometryType == "line":
return self.makeLine(geometry)
if geometryType == "surface":
return self.makeFace(geometry)
def makePartition(self, objects, geometryType):
if geometryType == "point":
shapeType = "VERTEX"
if geometryType == "line":
shapeType = "EDGE"
if geometryType == "surface":
shapeType = "FACE"
return self.geompy.MakePartition(objects, [], [], [], self.geompy.ShapeType[shapeType], 0, [], 1)
def getLinkGeometry(self, ecc, orientation, finalPoint):
vector = np.array(orientation).transpose().dot(ecc["vector"])
initialPoint = (np.array(finalPoint) - vector).tolist()
return [initialPoint, finalPoint]
def length(self, geometry):
return (
(geometry[1][0] - geometry[0][0]) ** 2
+ (geometry[1][1] - geometry[0][1]) ** 2
+ (geometry[1][2] - geometry[0][2]) ** 2
) ** 0.5
def select(self, elements):
zmin = -100
zmax = 126300
for el in elements:
include = True
for p in el["geometry"]:
if p[2] < zmin or p[2] > zmax:
include = False
break
el["include"] = include
return [el for el in elements if el["include"]]
def create(self):
# Read data from input file
with open(self.dataFilename) as dataFile:
data = json.load(dataFile)
# print(len(data['elements']))
# elements = self.select(data['elements'])
# print(len(elements))
elements = data["elements"]
connections = data["connections"]
# --> Delete this reference data and repopulate it with the objects
# while going through elements
for conn in connections:
conn["relatedElements"] = []
# End <--
meshSize = self.meshSize
zGround = self.zGround
dec = 5 # 4 decimals for length in mm
tol = 10 ** (-dec - 3 + 1)
self.tolLoc = tol * 10 * 2
tolLoc = self.tolLoc
NEW_SALOME = int(salome_version.getVersion()[0]) >= 9
salome.salome_init()
theStudy = salome.myStudy
notebook = salome_notebook.NoteBook(theStudy)
###
### GEOM component
###
import math
import GEOM
import SALOMEDS
from salome.geom import geomBuilder
gg = salome.ImportComponentGUI("GEOM")
if NEW_SALOME:
geompy = geomBuilder.New()
else:
geompy = geomBuilder.New(theStudy)
self.geompy = geompy
O = geompy.MakeVertex(0, 0, 0)
OX = geompy.MakeVectorDXDYDZ(1, 0, 0)
OY = geompy.MakeVectorDXDYDZ(0, 1, 0)
OZ = geompy.MakeVectorDXDYDZ(0, 0, 1)
geompy.addToStudy(O, "O")
geompy.addToStudy(OX, "OX")
geompy.addToStudy(OY, "OY")
geompy.addToStudy(OZ, "OZ")
if len([e for e in elements if e["geometryType"] == "line"]) > 0:
buildingShapeType = "EDGE"
if len([e for e in elements if e["geometryType"] == "surface"]) > 0:
buildingShapeType = "FACE"
### Define entities ###
start_time = time.time()
print("Defining Object Geometry")
init_time = start_time
# Loop 1
for el in elements:
el["elemObj"] = self.makeObject(el["geometry"], el["geometryType"])
el["linkObjs"] = [None for _ in el["connections"]]
for j, rel in enumerate(el["connections"]):
conn = next(c for c in connections if c["referenceName"] == rel["relatedConnection"])
if rel["eccentricity"]:
rel["index"] = len(conn["relatedElements"]) + 1
geometry = self.getLinkGeometry(rel["eccentricity"], el["orientation"], conn["geometry"])
el["linkObjs"][j] = self.makeObject(geometry, "line")
conn["relatedElements"].append(rel)
# Make assemble of Building Object
bldObjs = []
bldObjs.extend([el["elemObj"] for el in elements])
bldObjs.extend(flatten([[link for link in el["linkObjs"] if link] for el in elements]))
# bldComp = geompy.MakeCompound(bldObjs)
bldComp = geompy.MakePartition(bldObjs, [], [], [], self.geompy.ShapeType[buildingShapeType], 0, [], 1)
geompy.addToStudy(bldComp, "bldComp")
elapsed_time = time.time() - init_time
init_time += elapsed_time
print("Building Geometry Defined in %g sec" % (elapsed_time))
# Define and add groups for all curve, surface and rigid members
if len([e for e in elements if e["geometryType"] == "line"]) > 0:
# Make compound of requested group
compoundTemp = geompy.MakeCompound([e["elemObj"] for e in elements if e["geometryType"] == "line"])
# Define group object and add to study
curveCompound = geompy.GetInPlace(bldComp, compoundTemp, True)
geompy.addToStudyInFather(bldComp, curveCompound, "CurveMembers")
if len([e for e in elements if e["geometryType"] == "surface"]) > 0:
# Make compound of requested group
compoundTemp = geompy.MakeCompound([e["elemObj"] for e in elements if e["geometryType"] == "surface"])
# Define group object and add to study
surfaceCompound = geompy.GetInPlace(bldComp, compoundTemp, True)
geompy.addToStudyInFather(bldComp, surfaceCompound, "SurfaceMembers")
linkObjs = list(flatten([[obj for obj in el["linkObjs"] if obj] for el in elements]))
if len(linkObjs) > 0:
# Make compound of requested group
compoundTemp = geompy.MakeCompound(linkObjs)
# Define group object and add to study
rigidCompound = geompy.GetInPlace(bldComp, compoundTemp, True)
geompy.addToStudyInFather(bldComp, rigidCompound, "RigidMembers")
for el in elements:
# el['partObj'] = geompy.RestoreGivenSubShapes(bldComp, [el['partObj']], GEOM.FSM_GetInPlace, False, False)[0]
el["elemObj"] = geompy.GetInPlace(bldComp, el["elemObj"], True)
geompy.addToStudyInFather(bldComp, el["elemObj"], self.getGroupName(el["referenceName"]))
for j, rel in enumerate(el["connections"]):
if rel["eccentricity"]: # point geometry
el["linkObjs"][j] = geompy.GetInPlace(bldComp, el["linkObjs"][j], True)
geompy.addToStudyInFather(
bldComp,
el["linkObjs"][j],
self.getGroupName(el["referenceName"]) + "_1DR_" + self.getGroupName(rel["relatedConnection"]),
)
elapsed_time = time.time() - init_time
init_time += elapsed_time
print("Building Geometry Groups Defined in %g sec" % (elapsed_time))
###
### SMESH component
###
import SMESH
from salome.smesh import smeshBuilder
print("Defining Mesh Components")
if NEW_SALOME:
smesh = smeshBuilder.New()
else:
smesh = smeshBuilder.New(theStudy)
bldMesh = smesh.Mesh(bldComp)
Regular_1D = bldMesh.Segment()
Local_Length_1 = Regular_1D.LocalLength(meshSize, None, tolLoc)
if buildingShapeType == "FACE":
NETGEN2D_ONLY = bldMesh.Triangle(algo=smeshBuilder.NETGEN_2D)
NETGEN2D_Pars = NETGEN2D_ONLY.Parameters()
NETGEN2D_Pars.SetMaxSize(meshSize)
NETGEN2D_Pars.SetOptimize(1)
NETGEN2D_Pars.SetFineness(2)
NETGEN2D_Pars.SetMinSize(meshSize / 5.0)
NETGEN2D_Pars.SetUseSurfaceCurvature(1)
NETGEN2D_Pars.SetQuadAllowed(1)
NETGEN2D_Pars.SetSecondOrder(0)
NETGEN2D_Pars.SetFuseEdges(254)
isDone = bldMesh.Compute()
coincident_nodes_on_part = bldMesh.FindCoincidentNodesOnPart([bldMesh], tolLoc, [], 0)
if coincident_nodes_on_part:
# bldMesh.MergeNodes(coincident_nodes_on_part, [], 0)
# print(f'{len(coincident_nodes_on_part)} Sets of Coincident Nodes Found and Merged')
print(f"{len(coincident_nodes_on_part)} Sets of Coincident Nodes Found")
print(f"{coincident_nodes_on_part}")
## Set names of Mesh objects
smesh.SetName(Regular_1D.GetAlgorithm(), "Regular_1D")
smesh.SetName(Local_Length_1, "Local_Length_1")
if buildingShapeType == "FACE":
smesh.SetName(NETGEN2D_ONLY.GetAlgorithm(), "NETGEN2D_ONLY")
smesh.SetName(NETGEN2D_Pars, "NETGEN2D_Pars")
smesh.SetName(bldMesh.GetMesh(), "bldMesh")
elapsed_time = time.time() - init_time
init_time += elapsed_time
print("Meshing Operations Completed in %g sec" % (elapsed_time))
# Define and add groups for all curve, surface and rigid members
if len([e for e in elements if e["geometryType"] == "line"]) > 0:
tempgroup = bldMesh.GroupOnGeom(curveCompound, "CurveMembers", SMESH.EDGE)
smesh.SetName(tempgroup, "CurveMembers")
if len([e for e in elements if e["geometryType"] == "surface"]) > 0:
tempgroup = bldMesh.GroupOnGeom(surfaceCompound, "SurfaceMembers", SMESH.FACE)
smesh.SetName(tempgroup, "SurfaceMembers")
if len(linkObjs) > 0:
tempgroup = bldMesh.GroupOnGeom(rigidCompound, "RigidMembers", SMESH.EDGE)
smesh.SetName(tempgroup, "RigidMembers")
# Define groups in Mesh
for el in elements:
if el["geometryType"] == "line":
shapeType = SMESH.EDGE
if el["geometryType"] == "surface":
shapeType = SMESH.FACE
tempgroup = bldMesh.GroupOnGeom(el["elemObj"], self.getGroupName(el["referenceName"]), shapeType)
smesh.SetName(tempgroup, self.getGroupName(el["referenceName"]))
for j, rel in enumerate(el["connections"]):
if rel["eccentricity"]:
tempgroup = bldMesh.GroupOnGeom(
el["linkObjs"][j],
self.getGroupName(el["referenceName"]) + "_1DR_" + self.getGroupName(rel["relatedConnection"]),
SMESH.EDGE,
)
smesh.SetName(
tempgroup,
self.getGroupName(el["referenceName"]) + "_1DR_" + self.getGroupName(rel["relatedConnection"]),
)
self.mesh = bldMesh
self.meshNodes = bldMesh.GetNodesId()
# Find ground supports and extract node coordinates
grdSupps = bldMesh.CreateEmptyGroup(SMESH.NODE, "grdSupps")
for node in self.meshNodes:
coords = bldMesh.GetNodeXYZ(node)
if abs(coords[2] - self.zGround) < tolLoc:
grdSupps.Add([node])
smesh.SetName(grdSupps, "grdSupps")
elapsed_time = time.time() - init_time
init_time += elapsed_time
print("Mesh Groups Defined in %g sec" % (elapsed_time))
try:
if NEW_SALOME:
bldMesh.ExportMED(
self.medFilename,
auto_groups=0,
minor=40,
overwrite=1,
meshPart=None,
autoDimension=0,
)
else:
bldMesh.ExportMED(self.medFilename, 0, SMESH.MED_V2_2, 1, None, 0)
except:
print("ExportMED() failed. Invalid file name?")
if salome.sg.hasDesktop():
if NEW_SALOME:
salome.sg.updateObjBrowser()
else:
salome.sg.updateObjBrowser(1)
elapsed_time = init_time - start_time
print("ALL Operations Completed in %g sec" % (elapsed_time))
if __name__ == "__main__":
fileNames = ["test"]
files = fileNames
meshSize = 0.5
zGround = 0
for fileName in files:
BASE_PATH = Path("/home/jesusbill/Dev-Projects/github.com/IfcOpenShell/analysis-models/models/")
DATAFILENAME = BASE_PATH / fileName / f"{fileName}.json"
MEDFILENAME = BASE_PATH / fileName / f"{fileName}.med"
model = MODEL(DATAFILENAME, str(MEDFILENAME), meshSize, zGround)