mirror of
https://git.salome-platform.org/gitpub/modules/smesh.git
synced 2025-03-11 03:54:34 +05:00
80 lines
2.7 KiB
Python
80 lines
2.7 KiB
Python
# -*- coding: utf-8 -*-
|
|
# Copyright (C) 2014-2020 EDF R&D
|
|
#
|
|
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
#
|
|
# See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
|
|
#
|
|
|
|
import logging
|
|
from .geomsmesh import geompy
|
|
from .geomsmesh import geomPublish
|
|
from .geomsmesh import geomPublishInFather
|
|
from . import initLog
|
|
|
|
# -----------------------------------------------------------------------------
|
|
# --- trouver les vertices intermediaires d'un wire
|
|
|
|
def findWireIntermediateVertices(aWire, getNormals=False):
|
|
"""
|
|
trouver les vertices d'un wire qui ne sont pas aux extremités
|
|
calcul optionnel des tangentes. Attention à la tolérance qui peut être élevée (> 0.001)
|
|
"""
|
|
logging.info("start")
|
|
edges = geompy.ExtractShapes(aWire, geompy.ShapeType["EDGE"], False)
|
|
vertices = []
|
|
idsubs = {}
|
|
shortList = []
|
|
if getNormals:
|
|
normals = []
|
|
idnorm = {}
|
|
shortNorm = []
|
|
for edge in edges:
|
|
vert = geompy.ExtractShapes(edge, geompy.ShapeType["VERTEX"], False)
|
|
vertices += vert
|
|
if getNormals:
|
|
v0 = geompy.MakeVertexOnCurve(edge, 0.0)
|
|
n0 = geompy.MakeTangentOnCurve(edge, 0.0)
|
|
v1 = geompy.MakeVertexOnCurve(edge, 1.0)
|
|
n1 = geompy.MakeTangentOnCurve(edge, 1.0)
|
|
dist = geompy.MinDistance(v0, vert[0])
|
|
logging.debug("distance %s", dist)
|
|
if dist < 1.e-2:
|
|
normals += [n0, n1]
|
|
else:
|
|
normals += [n1, n0]
|
|
for i, sub in enumerate(vertices):
|
|
subid = geompy.GetSubShapeID(aWire, sub)
|
|
if subid in list(idsubs.keys()):
|
|
idsubs[subid].append(sub)
|
|
else:
|
|
idsubs[subid] = [sub]
|
|
name='vertex%d'%i
|
|
geomPublishInFather(initLog.debug, aWire, sub, name)
|
|
if getNormals:
|
|
idnorm[subid] = normals[i]
|
|
name='norm%d'%i
|
|
geomPublishInFather(initLog.debug, aWire, normals[i], name)
|
|
for k, v in idsubs.items():
|
|
if len(v) > 1:
|
|
shortList.append(v[0])
|
|
if getNormals:
|
|
shortNorm.append(idnorm[k])
|
|
if getNormals:
|
|
return shortList, shortNorm
|
|
else:
|
|
return shortList
|
|
|