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Fix bug where you could unassign a material usage and create an invalid parametric occurrence

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Dion Moult
2023-02-02 18:26:14 +11:00
parent b984a77862
commit 7d944255d0
1 changed files with 5 additions and 1 deletions
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src/ifcopenshell-python/ifcopenshell/api/material/unassign_material.py
+5 -1
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@@ -75,7 +75,11 @@ class Usecase:
for rel in self.settings["product"].HasAssociations: for rel in self.settings["product"].HasAssociations:
if rel.is_a("IfcRelAssociatesMaterial"): if rel.is_a("IfcRelAssociatesMaterial"):
if rel.RelatingMaterial.is_a() in ["IfcMaterialLayerSetUsage", "IfcMaterialProfileSetUsage"]: if rel.RelatingMaterial.is_a() in ["IfcMaterialLayerSetUsage", "IfcMaterialProfileSetUsage"]:
self.file.remove(rel.RelatingMaterial) # Usages cannot be unassigned, as all occurrences of a type
# which has a parametric material must use the parametric
# material. Instead, unassign the parametric material from
# the type.
continue
if len(rel.RelatedObjects) == 1: if len(rel.RelatedObjects) == 1:
self.file.remove(rel) self.file.remove(rel)
continue continue