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Allow export of boundary conditions. See #756.

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This commit is contained in:
Dion Moult
2020-01-20 15:06:24 +11:00
parent f50722c4bc
commit 47723b4e63
8 changed files with 3598 additions and 3378 deletions
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src/ifcblenderexport/blenderbim/export_ifc.py
+39 -3
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@@ -356,7 +356,10 @@ class IfcParser():
'relating_host': None,
'relating_qtos_key': None,
'representations': self.get_object_representation_names(obj),
'attributes': self.get_object_attributes(obj)
'attributes': self.get_object_attributes(obj),
'has_boundary_condition': obj.BIMObjectProperties.has_boundary_condition,
'boundary_condition_class': None,
'boundary_condition_attributes': {}
}
product['attributes'].update(attribute_override)
product.update(metadata_override)
@@ -366,6 +369,11 @@ class IfcParser():
reference = self.get_type_product_reference(obj.parent.name)
self.rel_defines_by_type.setdefault(reference, []).append(self.product_index)
if product['has_boundary_condition']:
product['boundary_condition_class'] = obj.BIMObjectProperties.boundary_condition.name
product['boundary_condition_attributes'] = {a.name: a.string_value
for a in obj.BIMObjectProperties.boundary_condition.attributes}
for collection in product['raw'].users_collection:
self.parse_product_collection(product, collection)
@@ -1497,6 +1505,11 @@ class IfcExporter():
def cast_attributes(self, ifc_class, attributes):
for key, value in attributes.items():
complex_attribute = self.cast_complex_attribute(ifc_class, key, value)
if complex_attribute:
attributes[key] = complex_attribute
continue
var_type = self.get_product_attribute_type(ifc_class, key)
if var_type is None:
continue
@@ -1563,13 +1576,25 @@ class IfcExporter():
product['up_axis'],
product['forward_axis']))
self.cast_attributes(product['class'], product['attributes'])
product['attributes'].update({
'OwnerHistory': self.owner_history, # TODO: unhardcode
'ObjectPlacement': placement,
'Representation': self.get_product_shape(product)
})
self.cast_attributes(product['class'], product['attributes'])
if product['has_boundary_condition']:
ifc_class = product['boundary_condition_class']
attributes = product['boundary_condition_attributes']
for key, value in attributes.items():
if value == 'True' or value == 'False':
attributes[key] = bool(value)
else:
attributes[key] = float(value)
self.cast_attributes(ifc_class, attributes)
boundary_condition = self.file.create_entity(ifc_class, **attributes)
product['attributes']['AppliedCondition'] = boundary_condition
try:
product['ifc'] = self.file.create_entity(product['class'], **product['attributes'])
@@ -1588,7 +1613,18 @@ class IfcExporter():
return a['type']
if element_schema['parent'] in schema.ifc.elements:
return self.get_product_attribute_type(element_schema['parent'], attribute_name)
return None
def cast_complex_attribute(self, product_class, attribute_name, attribute_value):
element_schema = schema.ifc.elements[product_class]
for a in element_schema['complex_attributes']:
if a['name'] == attribute_name:
if not a['is_select']:
return a['type']
for select_type in a['select_types']:
try:
return self.file.create_entity(select_type, attribute_value)
except:
pass
def get_product_shape(self, product):
try: