Automatically detect and set import workarounds for Revit

src/ifcblenderexport/blenderbim/import_ifc.py

@@ -147,6 +147,8 @@ class IfcImporter():
     def execute(self):
         self.load_diff()
         self.load_file()
+        if self.ifc_import_settings.should_auto_set_workarounds:
+            self.auto_set_workarounds()
         self.calculate_unit_scale()
         self.create_project()
         self.create_spatial_hierarchy()
@@ -160,6 +162,28 @@ class IfcImporter():
         else:
             self.create_products()
 
+    def auto_set_workarounds(self):
+        applications = self.file.by_type('IfcApplication')
+        if not applications:
+            return
+        if applications[0].ApplicationIdentifier == 'Revit':
+            self.ifc_import_settings.should_treat_styled_item_as_material = True
+            if self.is_site_far_away():
+                self.ifc_import_settings.should_ignore_site_coordinates = True
+
+    def is_site_far_away(self):
+        for site in self.file.by_type('IfcSite'):
+            if not site.ObjectPlacement \
+                    or not site.ObjectPlacement.RelativePlacement \
+                    or not site.ObjectPlacement.RelativePlacement.Location:
+                continue
+            coordinates = site.ObjectPlacement.RelativePlacement.Location.Coordinates
+            # Arbitrary threshold based on experience
+            if abs(coordinates[0]) > 1000000 \
+                    or abs(coordinates[1]) > 1000000 \
+                    or abs(coordinates[2]) > 1000000:
+                return True
+
     def patch_ifc(self):
         if self.ifc_import_settings.should_ignore_site_coordinates:
             project = self.file.by_type('IfcProject')[0]
@@ -508,6 +532,7 @@ class IfcImportSettings:
     def __init__(self):
         self.logger = None
         self.input_file = None
+        self.should_auto_set_workarounds = True
         self.should_ignore_site_coordinates = False
         self.should_import_curves = False
         self.should_treat_styled_item_as_material = False

src/ifcblenderexport/blenderbim/operator.py

@@ -79,6 +79,7 @@ class ImportIFC(bpy.types.Operator, ImportHelper):
         ifc_import_settings.diff_file = bpy.context.scene.BIMProperties.diff_json_file
         ifc_import_settings.should_ignore_site_coordinates = bpy.context.scene.BIMProperties.import_should_ignore_site_coordinates
         ifc_import_settings.should_import_curves = bpy.context.scene.BIMProperties.import_should_import_curves
+        ifc_import_settings.should_auto_set_workarounds = bpy.context.scene.BIMProperties.import_should_auto_set_workarounds
         ifc_import_settings.should_treat_styled_item_as_material = bpy.context.scene.BIMProperties.import_should_treat_styled_item_as_material
         ifc_import_settings.should_use_cpu_multiprocessing = bpy.context.scene.BIMProperties.import_should_use_cpu_multiprocessing
         ifc_import_settings.should_use_legacy = bpy.context.scene.BIMProperties.import_should_use_legacy

src/ifcblenderexport/blenderbim/prop.py

@@ -253,6 +253,7 @@ class BIMProperties(PropertyGroup):
     export_should_use_presentation_style_assignment: BoolProperty(name="Export with Presentation Style Assignment", default=False)
     import_should_ignore_site_coordinates: BoolProperty(name="Import Ignoring Site Coordinates", default=False)
     import_should_import_curves: BoolProperty(name="Import Curves", default=False)
+    import_should_auto_set_workarounds: BoolProperty(name="Automatically Set Vendor Workarounds", default=True)
     import_should_treat_styled_item_as_material: BoolProperty(name="Import Treating Styled Item as Material", default=False)
     import_should_use_legacy: BoolProperty(name="Import with Legacy Importer", default=False)
     import_should_use_cpu_multiprocessing: BoolProperty(name="Import with CPU Multiprocessing", default=False)

src/ifcblenderexport/blenderbim/ui.py

@@ -510,6 +510,8 @@ class BIM_PT_mvd(Panel):
 
         layout.label(text="Revit Workarounds:")
 
+        row = layout.row()
+        row.prop(bim_properties, "import_should_auto_set_workarounds")
         row = layout.row()
         row.prop(bim_properties, "export_should_export_all_materials_as_styled_items")
         row = layout.row()