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Prevent unnecessary duplicate creation of the same representation

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Dion Moult
2019-09-08 11:24:41 +10:00
parent 04aa0ad04d
commit cecb623e76
1 changed files with 14 additions and 17 deletions
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src/ifcblenderexport/export.py
+14 -17
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@@ -85,7 +85,7 @@ class IfcParser():
self.rel_defines_by_type = {} self.rel_defines_by_type = {}
self.rel_defines_by_qto = {} self.rel_defines_by_qto = {}
self.rel_aggregates = {} self.rel_aggregates = {}
self.representations = [] self.representations = {}
self.type_products = [] self.type_products = []
self.project = {} self.project = {}
self.libraries = [] self.libraries = []
@@ -99,11 +99,11 @@ class IfcParser():
self.spatial_structure_elements = self.get_spatial_structure_elements() self.spatial_structure_elements = self.get_spatial_structure_elements()
self.collection_name_filter = [] self.collection_name_filter = []
self.get_products()
self.project = self.get_project() self.project = self.get_project()
self.libraries = self.get_libraries() self.libraries = self.get_libraries()
self.type_products = self.get_type_products() self.type_products = self.get_type_products()
self.get_products()
self.map_conversion = self.get_map_conversion() self.map_conversion = self.get_map_conversion()
self.target_crs = self.get_target_crs() self.target_crs = self.get_target_crs()
self.spatial_structure_elements_tree = self.get_spatial_structure_elements_tree( self.spatial_structure_elements_tree = self.get_spatial_structure_elements_tree(
@@ -150,7 +150,7 @@ class IfcParser():
'class': self.get_ifc_class(object.name), 'class': self.get_ifc_class(object.name),
'relating_structure': None, 'relating_structure': None,
'relating_qtos_key': None, 'relating_qtos_key': None,
'representation': self.get_representation_reference_from_object(object), 'representation': self.get_object_representation_name(object),
'attributes': self.get_object_attributes(object) 'attributes': self.get_object_attributes(object)
} }
product['attributes'].update(attribute_override) product['attributes'].update(attribute_override)
@@ -304,19 +304,20 @@ class IfcParser():
return elements return elements
def get_representations(self): def get_representations(self):
results = [] results = {}
if not self.ifc_export_settings.has_representations: if not self.ifc_export_settings.has_representations:
return results return results
for product in self.selected_products + self.type_products: for product in self.selected_products + self.type_products:
object = product['raw'] object = product['raw']
if not object.data: if not object.data \
or object.data.name in results:
continue continue
results.append({ results[object.data.name] = {
'ifc': None, 'ifc': None,
'raw': object.data, 'raw': object.data,
'is_wireframe': True if 'IsWireframe' in object.data else False, 'is_wireframe': True if 'IsWireframe' in object.data else False,
'attributes': { 'Name': object.data.name } 'attributes': { 'Name': object.data.name }
}) }
return results return results
def get_qtos(self): def get_qtos(self):
@@ -355,21 +356,17 @@ class IfcParser():
'up_axis': object.matrix_world.to_quaternion() @ Vector((0, 0, 1)), 'up_axis': object.matrix_world.to_quaternion() @ Vector((0, 0, 1)),
'forward_axis': object.matrix_world.to_quaternion() @ Vector((1, 0, 0)), 'forward_axis': object.matrix_world.to_quaternion() @ Vector((1, 0, 0)),
'class': self.get_ifc_class(object.name), 'class': self.get_ifc_class(object.name),
'representation': self.get_representation_reference_from_object(object), 'representation': self.get_object_representation_name(object),
'attributes': self.get_object_attributes(object) 'attributes': self.get_object_attributes(object)
}) })
except Exception as e: except Exception as e:
print('The type product "{}" could not be parsed: {}'.format(object.name, e.args)) print('The type product "{}" could not be parsed: {}'.format(object.name, e.args))
return results return results
def get_representation_reference_from_object(self, object): def get_object_representation_name(self, object):
if not self.ifc_export_settings.has_representations \ if object.data:
or not object.data: return object.data.name
return None return None
return self.get_representation_reference(object.data.name)
def get_representation_reference(self, name):
return [ r['attributes']['Name'] for r in self.representations ].index(name)
def get_spatial_structure_elements_tree(self, collections, name_filter): def get_spatial_structure_elements_tree(self, collections, name_filter):
collection_tree = [] collection_tree = []
@@ -604,7 +601,7 @@ class IfcExporter():
self.owner_history, None, None, relating_object, related_objects) self.owner_history, None, None, relating_object, related_objects)
def create_representations(self): def create_representations(self):
for representation in self.ifc_parser.representations: for representation in self.ifc_parser.representations.values():
representation['ifc'] = self.create_representation(representation) representation['ifc'] = self.create_representation(representation)
def create_products(self): def create_products(self):