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Add support for projection elements

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This commit is contained in:
Dion Moult
2020-02-02 20:28:51 +11:00
parent c7c3d366bc
commit e03e961a2f
1 changed files with 25 additions and 12 deletions
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src/ifcblenderexport/blenderbim/export_ifc.py
+25 -12
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@@ -114,6 +114,7 @@ class IfcParser():
self.rel_aggregates = {}
self.rel_voids_elements = {}
self.rel_fills_elements = {}
self.rel_projects_elements = {}
self.rel_connects_structural_member = {}
self.rel_assigns_to_group = {}
self.representations = {}
@@ -318,18 +319,20 @@ class IfcParser():
def resolve_voids_and_fills(self, i, obj):
for m in obj.modifiers:
if m.type == 'BOOLEAN' and m.object is not None:
void = self.get_product_index_from_raw_name(m.object.name)
if void is not None:
if i not in self.rel_voids_elements:
self.rel_voids_elements[i] = []
self.rel_voids_elements[i].append(void)
if m.object.parent:
fill = self.get_product_index_from_raw_name(m.object.parent.name)
if fill is not None:
if void not in self.rel_fills_elements:
self.rel_fills_elements[void] = []
self.rel_fills_elements[void].append(fill)
if m.type != 'BOOLEAN' or m.object is None:
continue
void_or_projection = self.get_product_index_from_raw_name(m.object.name)
if void_or_projection is None:
continue
if m.operation == 'DIFFERENCE':
self.rel_voids_elements.setdefault(i, []).append(void_or_projection)
if not m.object.parent:
continue
fill = self.get_product_index_from_raw_name(m.object.parent.name)
if fill:
self.rel_fills_elements.setdefault(void_or_projection, []).append(fill)
elif m.operation == 'UNION':
self.rel_projects_elements.setdefault(i, []).append(void_or_projection)
def get_axis(self, matrix, axis):
return matrix.col[axis].to_3d().normalized()
@@ -1081,6 +1084,7 @@ class IfcExporter():
self.relate_objects_to_psets()
self.relate_objects_to_opening_elements()
self.relate_opening_elements_to_fillings()
self.relate_objects_to_projection_elements()
self.relate_objects_to_materials()
for set_type in ['constituent', 'layer', 'profile']:
self.relate_objects_to_material_sets(set_type)
@@ -2196,6 +2200,15 @@ class IfcExporter():
self.ifc_parser.products[related_building_element]['ifc']
)
def relate_objects_to_projection_elements(self):
for relating_building_element, related_projection_elements in self.ifc_parser.rel_projects_elements.items():
for related_projection_element in related_projection_elements:
self.file.createIfcRelProjectsElement(
ifcopenshell.guid.new(), self.owner_history, None, None,
self.ifc_parser.products[relating_building_element]['ifc'],
self.ifc_parser.products[related_projection_element]['ifc']
)
def relate_elements_to_spatial_structures(self):
for relating_structure, related_elements in self.ifc_parser.rel_contained_in_spatial_structure.items():
self.file.createIfcRelContainedInSpatialStructure(