Fix #5709: The RCP will not be denied! :)

src/bonsai/bonsai/bim/export_ifc.py

@@ -104,7 +104,16 @@ class IfcExporter:
 
     def sync_object_placement(self, obj: bpy.types.Object) -> Union[ifcopenshell.entity_instance, None]:
         element = self.file.by_id(tool.Blender.get_object_bim_props(obj).ifc_definition_id)
-        if tool.Geometry.is_scaled(obj):
+        # Handle camera scales specially
+        if obj.type == "CAMERA":
+            # Check if this is a reflected ceiling plan camera
+            camera = tool.Ifc.get_entity(obj)
+            if ifcopenshell.util.element.get_pset(camera, "EPset_Drawing", "TargetView") == "REFLECTED_PLAN_VIEW":
+                # Ensure reflected ceiling cameras have the correct scale
+                if obj.scale != (-1, -1, -1):
+                    obj.scale = (-1, -1, -1)
+            # Skip all other scale handling for cameras
+        elif tool.Geometry.is_scaled(obj):
             bpy.ops.bim.update_representation(obj=obj.name)
             # update_representation might not apply scale if the object has openings
             # reset it, so let user know that the scale wasn't saved.

src/bonsai/bonsai/bim/module/drawing/operator.py

@@ -2339,10 +2339,19 @@ class ActivateDrawingBase(tool.Ifc.Operator):
         camera = context.scene.camera
         assert camera
         camera_props = tool.Drawing.get_camera_props(camera)
+        # Check if this is a reflected ceiling camera and preserve its scale
+        camera_element = tool.Ifc.get_entity(camera)
+        is_reflected = False
+        if camera_element:
+            is_reflected = ifcopenshell.util.element.get_pset(camera_element, "EPset_Drawing", "TargetView") == "REFLECTED_PLAN_VIEW"
+            if is_reflected and camera.scale != (-1, -1, -1):
+                camera.scale = (-1, -1, -1)
+
         if camera_props.update_representation(camera.matrix_world):
             bpy.ops.bim.update_representation(obj=camera.name, ifc_representation_class="")
-        # See 6452 and 6478.
-        # bpy.ops.bim.refresh_clipping_planes("INVOKE_DEFAULT")
+            # Restore the scale after update if needed
+            if is_reflected:
+                camera.scale = (-1, -1, -1)
 
         return {"FINISHED"}
 

src/bonsai/bonsai/bim/module/geometry/__init__.py

@@ -109,8 +109,10 @@ def block_scale(scene: bpy.types.Scene) -> None:
             if obj.type == "CAMERA":
                 camera = tool.Ifc.get_entity(obj)
                 if ifcopenshell.util.element.get_pset(camera, "EPset_Drawing", "TargetView") == "REFLECTED_PLAN_VIEW":
-                    obj.scale = (-1, -1, -1)
-                    obj.rotation_euler = (0.0, 0.0, math.radians(180))
+                    # Only update if scale isn't already (-1, -1, -1)
+                    if obj.scale != (-1, -1, -1):
+                        obj.scale = (-1, -1, -1)
+                        obj.rotation_euler = (0.0, 0.0, math.radians(180))
             else:
                 if obj.scale != (1, 1, 1):
                     obj.scale = (1, 1, 1)