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New util.system.get_port_element function.

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This commit is contained in:
Dion Moult
2023-09-12 17:47:51 +10:00
parent cc1a2db3ff
commit d27e0bdf10
1 changed files with 24 additions and 22 deletions
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src/ifcopenshell-python/ifcopenshell/util/system.py
+24 -22
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@@ -92,35 +92,37 @@ def get_connected_port(port):
return rel.RelatingPort
def get_port_element(port):
if hasattr(port, "Nests"):
for rel in port.Nests:
return rel.RelatingObject
# IFC2X3 only, deprecated in IFC4
elif hasattr(port, "ContainedIn"):
for rel in port.ContainedIn:
return rel.RelatedElement
def get_connected_to(element, flow_direction=None):
results = []
for port in ifcopenshell.util.system.get_ports(element, flow_direction=flow_direction):
for relConnectsPort in port.ConnectedTo:
for disPort in [relConnectsPort.RelatedPort, relConnectsPort.RelatingPort]:
if hasattr(disPort, "Nests"):
for relNest in disPort.Nests:
if relNest.RelatingObject != element:
results.append(relNest.RelatingObject)
# IFC2X3 only, deprecated in IFC4
elif hasattr(disPort, "ContainedIn"):
for relConPortToElement in disPort.ContainedIn:
if relConPortToElement.RelatedElement != element:
results.append(relConPortToElement.RelatedElement)
for rel in port.ConnectedTo:
for other_port in [rel.RelatedPort, rel.RelatingPort]:
if other_port == port:
continue
other_element = get_port_element(other_port)
if other_element:
results.append(other_element)
return results
def get_connected_from(element, flow_direction=None):
results = []
for port in ifcopenshell.util.system.get_ports(element, flow_direction=flow_direction):
for relConnectsPort in port.ConnectedFrom:
for disPort in [relConnectsPort.RelatedPort, relConnectsPort.RelatingPort]:
if hasattr(disPort, "Nests"):
for relNest in disPort.Nests:
if relNest.RelatingObject != element:
results.append(relNest.RelatingObject)
# IFC2X3 only, deprecated in IFC4
elif hasattr(disPort, "ContainedIn"):
for relConPortToElement in disPort.ContainedIn:
if relConPortToElement.RelatedElement != element:
results.append(relConPortToElement.RelatedElement)
for rel in port.ConnectedFrom:
for other_port in [rel.RelatedPort, rel.RelatingPort]:
if other_port == port:
continue
other_element = get_port_element(other_port)
if other_element:
results.append(other_element)
return results