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Accomodate deprecreated IfcPresentationStyleAssignment better

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Dion Moult
2020-04-01 09:25:34 +11:00
parent 3ff4b056b7
commit a6c88a1d01
1 changed files with 23 additions and 24 deletions
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src/ifcblenderexport/blenderbim/import_ifc.py
+23 -24
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@@ -48,25 +48,9 @@ class MaterialCreator():
if not item.StyledByItem:
return
styled_item = item.StyledByItem[0]
if styled_item.Name:
material_name = styled_item.Name
# This is for a bug in Revit where Revit exports this in IFC4
elif styled_item.Styles[0] \
and styled_item.Styles[0].is_a('IfcPresentationStyleAssignment') \
and styled_item.Styles[0].Styles[0].Name:
material_name = styled_item.Styles[0].Styles[0].Name
elif styled_item.Styles[0] \
and styled_item.Styles[0].is_a('IfcPresentationStyle') \
and styled_item.Styles[0].Name:
material_name = styled_item.Styles[0].Name
elif styled_item.Styles[0] \
and styled_item.Styles[0].is_a('IfcPresentationStyleAssignment'):
material_name = str(styled_item.Styles[0].Styles[0].id())
elif styled_item.Styles[0] \
and styled_item.Styles[0].is_a('IfcPresentationStyle'):
material_name = str(styled_item.Styles[0].id())
else:
material_name = str(styled_item.id())
material_name = self.get_material_name(styled_item)
if material_name not in self.materials:
self.materials[material_name] = bpy.data.materials.new(material_name)
self.parse_styled_item(item.StyledByItem[0], self.materials[material_name])
@@ -125,12 +109,27 @@ class MaterialCreator():
continue
self.parse_styled_item(item, self.materials[material.Name])
def parse_styled_item(self, styled_item, material):
def get_material_name(self, styled_item):
if styled_item.Name:
return styled_item.Name
# Note IfcPresentationStyleAssignment is deprecated as of IFC4,
# but we still support it as it is widely used, gee thanks Revit :(
if styled_item.Styles[0].is_a('IfcPresentationStyleAssignment'):
styled_item = styled_item.Styles[0]
for style in styled_item.Styles:
if not style.is_a('IfcSurfaceStyle'):
continue
if style.Name:
return style.Name
return style.id()
return styled_item.id()
def parse_styled_item(self, styled_item, material):
# Note IfcPresentationStyleAssignment is deprecated as of IFC4,
# but we still support it as it is widely used, gee thanks Revit :(
if styled_item.Styles[0].is_a('IfcPresentationStyleAssignment'):
styled_item = styled_item.Styles[0]
for style in styled_item.Styles:
# Note IfcPresentationStyleAssignment is deprecated as of IFC4,
# but we still support it as it is widely used, gee thanks Revit :(
if style.is_a('IfcPresentationStyleAssignment'):
style = style.Styles[0]
if not style.is_a('IfcSurfaceStyle'):
continue
external_style = None