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Fix #932 - bug where a material_id of -1 will not import.

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Dion Moult
2020-07-31 20:28:01 +10:00
parent 3e985facdd
commit ecebb4b853
1 changed files with 3 additions and 3 deletions
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src/ifcblenderexport/blenderbim/bim/import_ifc.py
+3 -3
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@@ -124,7 +124,7 @@ class MaterialCreator():
material_to_slot[i] = slots.index(material)
if len(mesh.polygons) == len(mesh['ios_material_ids']):
material_index = [(material_to_slot[mat_id] if mat_id != 999999
material_index = [(material_to_slot[mat_id] if mat_id != -1
else 0) for mat_id in mesh['ios_material_ids']]
mesh.polygons.foreach_set('material_index', material_index)
@@ -947,8 +947,8 @@ class IfcImporter():
self.merge_bmeshes(merged_bm, item['blender'])
# Magic string NULLMAT represents no material, unless this has a better approach
if materials[i] == 'NULLMAT':
# Magic number 999999 represents no material, until this has a better approach
material_ids += [999999] * total_polygons
# Magic number -1 represents no material, until this has a better approach
material_ids += [-1] * total_polygons
else:
material_ids += [i] * total_polygons
if merged_curve: