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ifccityjson conversion support for MultiLineString and MultiPoint

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This commit is contained in:
LaurensJN
2021-08-09 13:10:26 +02:00
parent 4c67137d47
commit 4bf074f97a
5 changed files with 546 additions and 23 deletions
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src/ifccityjson/cityjson2ifc.py
+15 -12
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@@ -106,15 +106,14 @@ class Cityjson2ifc:
def create_new_file(self):
self.IFC_model = ifcopenshell.api.run("project.create_file")
self.IFC_project = ifcopenshell.api.run("root.create_entity", self.IFC_model, **{"ifc_class": "IfcProject"})
ifcopenshell.api.run("unit.assign_unit", self.IFC_model, length={"is_metric": True, "raw": "METERS"})
self.properties["owner_history"] = self.create_owner_history()
ifcopenshell.api.run("unit.assign_unit", self.IFC_model)
self.IFC_representation_context = ifcopenshell.api.run("context.add_context", self.IFC_model,
**{"context": "Model"})
self.IFC_representation_sub_context = ifcopenshell.api.run("context.add_context", self.IFC_model,
**{"context": "Model",
"subcontext": "Body", # LODs as subcontext
"target_view": "MODEL_VIEW"})
self.IFC_site = ifcopenshell.api.run("root.create_entity", self.IFC_model,
**{"ifc_class": "IfcSite",
"name": "My Site"})
@@ -150,7 +149,7 @@ class Cityjson2ifc:
data.update(mapping[1])
# attributes
IFC_name = None
IFC_name = obj_id
if "name_attribute" in self.properties and self.properties["name_attribute"] in obj.attributes:
IFC_name = obj.attributes[self.properties["name_attribute"]]
@@ -175,25 +174,26 @@ class Cityjson2ifc:
child_data = {"GlobalId": ifcopenshell.guid.new(),
"Name": IFC_child_class
}
# CREATE ENTITY
surface_geometry = self.geometry.create_IFC_surface(self.IFC_model, geometry, surface_id)
if surface_geometry:
child_data["Representation"] = self.create_IFC_representation(surface_geometry)
child_data["Representation"] = self.create_IFC_representation(surface_geometry, 'brep')
IFC_children.append(self.IFC_model.create_entity(IFC_child_class, **child_data))
else:
IFC_geometry = self.geometry.create_IFC_geometry(self.IFC_model, geometry)
IFC_geometry, shape_representation_type = self.geometry.create_IFC_geometry(self.IFC_model, geometry)
if IFC_geometry:
data["Representation"] = self.create_IFC_representation(IFC_geometry)
data["Representation"] = self.create_IFC_representation(IFC_geometry, shape_representation_type)
data["GlobalId"] = ifcopenshell.guid.new()
data["Name"] = IFC_name
IFC_object = self.IFC_model.create_entity(IFC_class, **data)
# Define aggregation
self.IFC_model.create_entity("IfcRelAggregates",
self.IFC_model.create_entity("IfcRelContainedInSpatialStructure",
**{"GlobalId": ifcopenshell.guid.new(),
"RelatedObjects": [IFC_object],
"RelatingObject": self.IFC_site}
"RelatedElements": [IFC_object],
"RelatingStructure": self.IFC_site}
)
if IFC_children:
self.IFC_model.create_entity("IfcRelAggregates",
@@ -203,10 +203,13 @@ class Cityjson2ifc:
self.create_property_set(obj.attributes, IFC_object)
def create_IFC_representation(self, IFC_geometry):
def create_IFC_representation(self, IFC_geometry, shape_representation_type):
if not isinstance(IFC_geometry, list):
IFC_geometry = [IFC_geometry]
shape_representation = self.IFC_model.create_entity("IfcShapeRepresentation",
self.IFC_representation_sub_context, 'Body', 'Brep',
[IFC_geometry])
self.IFC_representation_sub_context, 'Body', shape_representation_type,
IFC_geometry)
product_representation = self.IFC_model.create_entity("IfcProductDefinitionShape",
Representations=[shape_representation])
return product_representation