framework/cg/freecad/utils/solid_tools.py

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# ***** BEGIN GPL LICENSE BLOCK *****
#
# Copyright (C) 2021-2024 Robossembler LLC
#
# Created by Ilia Kurochkin (brothermechanic)
# contact: brothermechanic@yandex.com
#
# This file is part of Robossembler Framework
# project repo: https://gitlab.com/robossembler/framework
#
# Robossembler Framework is free software;
# you can redistribute it and/or modify
# it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 3
# of the License, or (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, see <https://www.gnu.org/licenses/>.
#
# ***** END GPL LICENSE BLOCK *****
#
# coding: utf-8
'''
DESCRIPTION.
Solid tools for FreeCAD's .FCStd scene.
'''
__version__ = '0.2'
import logging
import FreeCAD
logger = logging.getLogger(__name__)
logging.basicConfig(level=logging.INFO)
def is_object_solid(obj) -> bool:
'''
Simple FreeCAD's object test for manifold mawater-tight surface.
:param obj: part, FreeCAD Part::Feature object
:returns: boolean of obj solid state
'''
if not isinstance(obj, FreeCAD.DocumentObject):
return False
if not hasattr(obj, 'Shape'):
return False
return obj.Shape.isClosed()
def collect_clones(doc=FreeCAD.getDocument(FreeCAD.ActiveDocument.Label)) -> list:
'''
This script find equal cad parts in a FreeCAD .FCStd scene.
:param doc: document, freecad opened scene (or current scene)
:returns: list with clones sublists [['c0'], ['c1', 'c2', 'c4'],]
'''
doc_clones = []
for item in doc.Objects:
if not is_object_solid(item):
continue
item_clones = []
item_clones.append(item.Label)
for other in doc.Objects:
if other == item:
continue
if other.Shape.isPartner(item.Shape):
logger.info('%s and %s objects has equal Shapes',
item.Label, other.Label)
item_clones.append(other.Label)
item_clones.sort()
if item_clones not in doc_clones:
doc_clones.append(item_clones)
return doc_clones