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Adds alignment as offset curve

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This commit is contained in:
Richard Brice
2025-07-17 10:47:13 -07:00
parent 728f9e2c04
commit a392a1fbfb
9 changed files with 407 additions and 12 deletions
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src/ifcopenshell-python/ifcopenshell/api/alignment/get_basis_curve.py
+8 -3
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@@ -41,9 +41,14 @@ def get_basis_curve(alignment: entity_instance) -> entity_instance:
representations = ifcopenshell.util.representation.get_representations_iter(alignment)
for representation in representations:
if (representation.RepresentationIdentifier == "Axis" and representation.RepresentationType == "Curve2D") or (
representation.RepresentationIdentifier == "FootPrint" and representation.RepresentationType == "Curve2D"
):
if (
(representation.RepresentationIdentifier == "Axis" and representation.RepresentationType == "Curve2D")
or (
representation.RepresentationIdentifier == "FootPrint"
and representation.RepresentationType == "Curve2D"
)
or (representation.RepresentationIdentifier == "Axis" and representation.RepresentationType == "Curve3D")
): # in the case of IfcPolyline or IfcIndexedPolyCurve with 3D points
axis = representation
return None if axis.Items == None or len(axis.Items) == 0 else axis.Items[0]