from OCCT.BOPAlgo import BOPAlgo_Options
from OCCT.BRepAlgoAPI import BRepAlgoAPI_Fuse
from OCCT.TopTools import TopTools_ListOfShape
from OCCT.Exchange import ExchangeBasic
from OCCT.Visualization.WxViewer import ViewerWx
fn = './models/wing_assy.brep'
wing_assy = ExchangeBasic.read_brep(fn)
fn = './models/fuse_assy.brep'
fuse_assy = ExchangeBasic.read_brep(fn)
BOPAlgo_Options.SetParallelMode_(True)
bop = BRepAlgoAPI_Fuse()
args = TopTools_ListOfShape()
args.Append(wing_assy)
bop.SetArguments(args)
tools = TopTools_ListOfShape()
tools.Append(fuse_assy)
bop.SetTools(tools)
print('Starting fuse...')
start = time.time()
bop.Build()
print('Complete in ', time.time() - start, ' seconds.')
v = ViewerWx()
v.add(bop.Shape())
v.start()
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
from OCCT.NETGENPlugin import (NETGENPlugin_SimpleHypothesis_3D,
NETGENPlugin_NETGEN_2D3D)
from OCCT.SMESH import SMESH_Gen
from OCCT.Exchange import ExchangeBasic
from OCCT.Visualization.WxViewer import ViewerWx
fn = './models/shape_names.step'
shape = ExchangeBasic.read_step(fn)
v = ViewerWx()
v.add(shape)
v.start()
gen = SMESH_Gen()
mesh = gen.CreateMesh(0, True)
hyp = NETGENPlugin_SimpleHypothesis_3D(0, 0, gen)
hyp.SetLocalLength(5)
alg = NETGENPlugin_NETGEN_2D3D(1, 0, gen)
mesh.ShapeToMesh(shape)
mesh.AddHypothesis(shape, 0)
mesh.AddHypothesis(shape, 1)
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
import time
from OCCT.BOPAlgo import BOPAlgo_Options
from OCCT.BRepAlgoAPI import BRepAlgoAPI_Common
from OCCT.Exchange import ExchangeBasic
from OCCT.Visualization.WxViewer import ViewerWx
cheese = ExchangeBasic.read_step('./models/cheese.stp')
planes = ExchangeBasic.read_step('./models/planes.stp')
v = ViewerWx()
v.add(cheese, planes)
v.start()
v.clear()
# Basic operation takes about 32 seconds
print('Starting Boolean operation...')
start = time.time()
BRepAlgoAPI_Common(cheese, planes)
print('Complete in ', time.time() - start, ' seconds.')
# Run in parallel. Should take 10 to 11 seconds on 4 cores
BOPAlgo_Options.SetParallelMode_(True)
print('Starting Boolean operation...')
start = time.time()
bop = BRepAlgoAPI_Common(cheese, planes)
# geometry kernel. # # Copyright (C) 2016-2018 Laughlin Research, LLC ([email protected]) # # This library 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 2.1 of the License, or (at your option) any later version. # # This library 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 this library; if not, write to the Free Software # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA from OCCT.Graphic3d import Graphic3d_NOM_ALUMINIUM from OCCT.STEPControl import STEPControl_Reader from OCCT.Visualization.WxViewer import ViewerWx reader = STEPControl_Reader() reader.ReadFile('./models/compressor.step') reader.TransferRoots() shape = reader.OneShape() v = ViewerWx() v.display_shape(shape, rgb=(0.5, 0.5, 0.5), material=Graphic3d_NOM_ALUMINIUM) v.start()
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
from OCCT.STEPControl import STEPControl_Reader
from OCCT.TopAbs import TopAbs_FACE
from OCCT.TopExp import TopExp_Explorer
from OCCT.Visualization.WxViewer import ViewerWx
# Read the file and get the shape
reader = STEPControl_Reader()
tr = reader.WS().TransferReader()
reader.ReadFile('./models/shape_names.step')
reader.TransferRoots()
shape = reader.OneShape()
gui = ViewerWx()
# Explore the faces of the shape (these are known to be named)
exp = TopExp_Explorer(shape, TopAbs_FACE)
while exp.More():
rgb = None
s = exp.Current()
exp.Next()
item = tr.EntityFromShapeResult(s, 1)
name = item.Name().ToCString()
if name:
print('Found entity: {}'.format(name))
rgb = (1, 0, 0)
gui.add(s, rgb)
gui.start()