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Fix #3469. Fix bug where you couldn't load models if there was no style due to no polygons.

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This commit is contained in:
Dion Moult
2023-07-25 17:12:00 +10:00
parent bc71ccd9f1
commit 5b6f1323a5
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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@@ -142,11 +142,12 @@ class MaterialCreator:
if len(self.mesh.materials) == 1:
return
material_to_slot = {}
for i, material in enumerate(self.mesh["ios_materials"]):
slot_index = self.mesh.materials.find(self.styles[material].name)
material_to_slot[i] = slot_index
if len(self.mesh.polygons) == len(self.mesh["ios_material_ids"]):
for i, material in enumerate(self.mesh["ios_materials"]):
slot_index = self.mesh.materials.find(self.styles[material].name)
material_to_slot[i] = slot_index
material_index = [
(material_to_slot[mat_id] if mat_id != -1 else 0) for mat_id in self.mesh["ios_material_ids"]
]