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Dion Moult
65 lines
3.1 KiB
Python
65 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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def edit_layer(file, layer=None, attributes=None, material=None) -> None:
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"""Edits the attributes of an IfcMaterialLayer
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For more information about the attributes and data types of an
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IfcMaterialLayer, consult the IFC documentation.
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:param layer: The IfcMaterialLayer entity you want to edit
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:type layer: ifcopenshell.entity_instance
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:param attributes: a dictionary of attribute names and values.
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:type attributes: dict, optional
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:param material: The IfcMaterial entity you want the layer to be made
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from.
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:type material: ifcopenshell.entity_instance, optional
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:return: None
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:rtype: None
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Example:
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.. code:: python
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# Let's create two materials typically used for steel stud partition
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# walls with gypsum lining.
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gypsum = ifcopenshell.api.run("material.add_material", model, name="PB01", category="gypsum")
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steel = ifcopenshell.api.run("material.add_material", model, name="ST01", category="steel")
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# Create a material layer set to contain our layers.
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material_set = ifcopenshell.api.run("material.add_material_set", model,
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name="GYP-ST-GYP", set_type="IfcMaterialLayerSet")
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# Now let's use those materials as three layers in our set, such
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# that the steel studs are sandwiched by the gypsum. Let's imagine
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# we're setting the layer thickness in millimeters.
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layer = ifcopenshell.api.run("material.add_layer", model, layer_set=material_set, material=gypsum)
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ifcopenshell.api.run("material.edit_layer", model, layer=layer, attributes={"LayerThickness": 13})
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layer = ifcopenshell.api.run("material.add_layer", model, layer_set=material_set, material=steel)
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ifcopenshell.api.run("material.edit_layer", model, layer=layer, attributes={"LayerThickness": 92})
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layer = ifcopenshell.api.run("material.add_layer", model, layer_set=material_set, material=gypsum)
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ifcopenshell.api.run("material.edit_layer", model, layer=layer, attributes={"LayerThickness": 13})
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"""
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settings = {"layer": layer, "attributes": attributes or {}, "material": material}
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for name, value in settings["attributes"].items():
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setattr(settings["layer"], name, value)
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if settings["material"]:
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settings["layer"].Material = settings["material"]
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