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Accommodate invalid models coming from Cadwork

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This commit is contained in:
Dion Moult
2024-05-14 16:16:09 +10:00
parent a9cba30da6
commit da1bdc802d
1 changed files with 4 additions and 3 deletions
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src/blenderbim/blenderbim/bim/import_ifc.py
+4 -3
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@@ -608,7 +608,8 @@ class IfcImporter:
threshold = 10000 # Just from experience.
faces = [len(e.CfsFaces) for e in self.file.by_type("IfcClosedShell")]
# The check for CfsFaces/Faces/CoordIndex accommodates invalid data from Cadwork
faces = [len(e.CfsFaces) for e in self.file.by_type("IfcClosedShell") if e.CfsFaces]
if faces and max(faces) > threshold:
self.ifc_import_settings.should_use_native_meshes = True
return
@@ -616,12 +617,12 @@ class IfcImporter:
if self.file.schema == "IFC2X3":
return
faces = [len(e.Faces) for e in self.file.by_type("IfcPolygonalFaceSet")]
faces = [len(e.Faces) for e in self.file.by_type("IfcPolygonalFaceSet") if e.Faces]
if faces and max(faces) > threshold:
self.ifc_import_settings.should_use_native_meshes = True
return
faces = [len(e.CoordIndex) for e in self.file.by_type("IfcTriangulatedFaceSet")]
faces = [len(e.CoordIndex) for e in self.file.by_type("IfcTriangulatedFaceSet") if e.CoordIndex]
if faces and max(faces) > threshold:
self.ifc_import_settings.should_use_native_meshes = True