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https://github.com/IfcOpenShell/IfcOpenShell.git
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Dion Moult
81 lines
3.1 KiB
Python
81 lines
3.1 KiB
Python
# IfcOpenShell - IFC toolkit and geometry engine
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# Copyright (C) 2021 Dion Moult <dion@thinkmoult.com>
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#
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# This file is part of IfcOpenShell.
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#
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# IfcOpenShell is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# IfcOpenShell is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with IfcOpenShell. If not, see <http://www.gnu.org/licenses/>.
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class Data:
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products = {}
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openings = {}
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fillings = {}
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@classmethod
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def purge(cls):
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cls.products = {}
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cls.openings = {}
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cls.fillings = {}
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@classmethod
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def load(cls, file, product_id):
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if not file:
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return
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cls.products[product_id] = set()
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if product_id in cls.fillings:
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del cls.fillings[product_id]
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product = file.by_id(product_id)
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for rel in file.by_type("IfcRelVoidsElement"):
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building_element = rel.RelatingBuildingElement
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if building_element != product:
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continue
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opening = rel.RelatedOpeningElement
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opening_id = int(opening.id())
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cls.products[product_id].add(opening_id)
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cls.openings[opening_id] = {"Name": opening.Name, "HasFillings": set()}
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for rel in file.by_type("IfcRelFillsElement"):
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opening = rel.RelatingOpeningElement
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opening_id = int(opening.id())
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filling = rel.RelatedBuildingElement
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filling_id = int(filling.id())
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if filling_id == product_id and opening_id not in cls.openings:
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cls.openings[opening_id] = {"Name": opening.Name, "HasFillings": set()}
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if opening_id not in cls.openings:
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continue
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cls.fillings[filling_id] = {"Name": filling.Name, "FillsVoid": opening_id}
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cls.openings[opening_id]["HasFillings"].add(filling_id)
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return # See bug #1224
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# if not hasattr(product, "HasOpenings") or not product.HasOpenings:
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# return
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# for rel_voids_element in product.HasOpenings:
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# opening = rel_voids_element.RelatedOpeningElement
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# opening_id = int(opening.id())
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# fillings = []
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# if opening.HasFillings:
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# for rel_fills_element in opening.HasFillings:
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# filling = rel_fills_element.RelatedBuildingElement
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# filling_id = int(filling.id())
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# fillings.append(filling_id)
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# cls.fillings[filling_id] = {
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# "Name": filling.Name,
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# }
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# cls.openings[opening_id] = {
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# "Name": opening.Name,
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# "HasFillings": fillings,
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# }
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# cls.products[product_id].append(opening_id)
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