mirror of
https://github.com/IfcOpenShell/IfcOpenShell.git
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Dion Moult
189 lines
8.4 KiB
Python
189 lines
8.4 KiB
Python
# BlenderBIM Add-on - OpenBIM Blender Add-on
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# Copyright (C) 2020, 2021 Dion Moult <dion@thinkmoult.com>
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#
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# This file is part of BlenderBIM Add-on.
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#
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# BlenderBIM Add-on is free software: you can redistribute it and/or modify
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# it under the terms of the GNU 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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# BlenderBIM Add-on 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 General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with BlenderBIM Add-on. If not, see <http://www.gnu.org/licenses/>.
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import bpy
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import ifcopenshell
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import ifcopenshell.api
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import blenderbim.tool as tool
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class LibraryGenerator:
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def generate(self):
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ifcopenshell.api.pre_listeners = {}
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ifcopenshell.api.post_listeners = {}
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self.file = ifcopenshell.api.run("project.create_file")
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self.project = ifcopenshell.api.run(
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"root.create_entity", self.file, ifc_class="IfcProject", name="BlenderBIM Demo"
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)
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self.library = ifcopenshell.api.run(
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"root.create_entity", self.file, ifc_class="IfcProjectLibrary", name="BlenderBIM Demo Library"
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)
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ifcopenshell.api.run(
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"project.assign_declaration", self.file, definition=self.library, relating_context=self.project
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)
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ifcopenshell.api.run("unit.assign_unit", self.file, length={"is_metric": True, "raw": "METERS"})
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model = ifcopenshell.api.run("context.add_context", self.file, context_type="Model")
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plan = ifcopenshell.api.run("context.add_context", self.file, context_type="Plan")
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self.representations = {
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"body": ifcopenshell.api.run(
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"context.add_context",
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self.file,
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context_type="Model",
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context_identifier="Body",
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target_view="MODEL_VIEW",
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parent=model,
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),
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"annotation": ifcopenshell.api.run(
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"context.add_context",
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self.file,
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context_type="Plan",
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context_identifier="Annotation",
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target_view="PLAN_VIEW",
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parent=plan,
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),
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}
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self.material = ifcopenshell.api.run("material.add_material", self.file, name="Unknown")
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self.create_layer_type("IfcWallType", "DEMO50", 0.05)
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self.create_layer_type("IfcWallType", "DEMO100", 0.1)
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self.create_layer_type("IfcWallType", "DEMO200", 0.2)
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self.create_layer_type("IfcWallType", "DEMO300", 0.3)
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self.create_layer_type("IfcCoveringType", "DEMO10", 0.01)
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product = self.create_layer_type("IfcCoveringType", "DEMO20", 0.02)
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pset = ifcopenshell.api.run("pset.add_pset", self.file, product=product, name="EPset_Parametric")
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ifcopenshell.api.run("pset.edit_pset", self.file, pset=pset, properties={"LayerSetDirection": "AXIS2"})
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product = self.create_layer_type("IfcCoveringType", "DEMO30", 0.03)
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pset = ifcopenshell.api.run("pset.add_pset", self.file, product=product, name="EPset_Parametric")
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ifcopenshell.api.run("pset.edit_pset", self.file, pset=pset, properties={"LayerSetDirection": "AXIS3"})
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self.create_layer_type("IfcRampType", "DEMO200", 0.2)
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profile = self.file.create_entity("IfcCircleProfileDef", ProfileType="AREA", Radius=0.3)
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self.create_profile_type("IfcPileType", "DEMO1", profile)
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self.create_layer_type("IfcSlabType", "DEMO150", 0.2)
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self.create_layer_type("IfcSlabType", "DEMO250", 0.3)
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profile = self.file.create_entity("IfcRectangleProfileDef", ProfileType="AREA", XDim=0.5, YDim=0.6)
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self.create_profile_type("IfcColumnType", "DEMO1", profile)
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profile = self.file.create_entity(
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"IfcCircleHollowProfileDef", ProfileType="AREA", Radius=0.25, WallThickness=0.005
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)
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self.create_profile_type("IfcColumnType", "DEMO2", profile)
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profile = self.file.create_entity(
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"IfcRectangleHollowProfileDef",
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ProfileType="AREA",
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XDim=0.075,
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YDim=0.15,
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WallThickness=0.005,
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InnerFilletRadius=0.005,
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OuterFilletRadius=0.005,
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)
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self.create_profile_type("IfcColumnType", "DEMO3", profile)
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profile = self.file.create_entity(
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"IfcIShapeProfileDef",
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ProfileName="DEMO-I",
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ProfileType="AREA",
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OverallWidth=0.1,
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OverallDepth=0.2,
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WebThickness=0.005,
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FlangeThickness=0.01,
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FilletRadius=0.005,
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)
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self.create_profile_type("IfcBeamType", "DEMO1", profile)
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profile = self.file.create_entity(
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"IfcCShapeProfileDef",
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ProfileName="DEMO-C",
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ProfileType="AREA",
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Depth=0.2,
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Width=0.1,
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WallThickness=0.0015,
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Girth=0.03,
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InternalFilletRadius=0.005,
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)
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self.create_profile_type("IfcBeamType", "DEMO2", profile)
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self.create_type("IfcWindowType", "DEMO1", {"body": "Window", "annotation": "Window-Annotation"})
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self.create_type("IfcDoorType", "DEMO1", {"body": "Door", "annotation": "Door-Annotation"})
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self.create_type("IfcFurnitureType", "BUNNY", {"body": "Bunny", "annotation": "Bunny-Annotation"})
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self.file.write("blenderbim-demo-library.ifc")
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def create_layer_type(self, ifc_class, name, thickness):
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element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class=ifc_class, name=name)
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rel = ifcopenshell.api.run("material.assign_material", self.file, product=element, type="IfcMaterialLayerSet")
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layer_set = rel.RelatingMaterial
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layer = ifcopenshell.api.run("material.add_layer", self.file, layer_set=layer_set, material=self.material)
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layer.LayerThickness = thickness
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ifcopenshell.api.run("project.assign_declaration", self.file, definition=element, relating_context=self.library)
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return element
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def create_profile_type(self, ifc_class, name, profile):
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element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class=ifc_class, name=name)
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rel = ifcopenshell.api.run("material.assign_material", self.file, product=element, type="IfcMaterialProfileSet")
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profile_set = rel.RelatingMaterial
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material_profile = ifcopenshell.api.run(
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"material.add_profile", self.file, profile_set=profile_set, material=self.material
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)
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ifcopenshell.api.run("material.assign_profile", self.file, material_profile=material_profile, profile=profile)
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ifcopenshell.api.run("project.assign_declaration", self.file, definition=element, relating_context=self.library)
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def create_type(self, ifc_class, name, representations):
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element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class=ifc_class, name=name)
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for rep_name, obj_name in representations.items():
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obj = bpy.data.objects.get(obj_name)
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representation = ifcopenshell.api.run(
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"geometry.add_representation",
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self.file,
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context=self.representations[rep_name],
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blender_object=obj,
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geometry=obj.data,
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total_items=max(1, len(obj.material_slots)),
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)
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styles = []
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for slot in obj.material_slots:
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style = ifcopenshell.api.run("style.add_style", self.file, name=slot.material.name)
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ifcopenshell.api.run(
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"style.add_surface_style",
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self.file,
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style=style,
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ifc_class="IfcSurfaceStyleRendering",
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attributes=tool.Style.get_surface_rendering_attributes(slot.material),
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)
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styles.append(style)
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if styles:
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ifcopenshell.api.run(
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"style.assign_representation_styles", self.file, shape_representation=representation, styles=styles
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)
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ifcopenshell.api.run(
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"geometry.assign_representation", self.file, product=element, representation=representation
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)
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ifcopenshell.api.run("project.assign_declaration", self.file, definition=element, relating_context=self.library)
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LibraryGenerator().generate()
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