Add the option to create IfcArbitraryClosedProfileDef from an object.

Reference: https://imgur.com/a/E5YhgqV

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

@@ -151,10 +151,26 @@ class AddProfileDef(bpy.types.Operator, tool.Ifc.Operator):
     bl_options = {"REGISTER", "UNDO"}
 
     def _execute(self, context):
+        obj_points = []
+        obj = context.scene.BIMProfileProperties.object_to_profile
+        if obj:
+            if len(obj.data.polygongs > 1): 
+                self.report({"WARNING"}, "This mesh is invalid to create a profile. Select a flat mesh with no more then one face.")
+                return
+            for v in obj.data.polygons[0].vertices:
+                vert = obj.data.vertices[v]
+                if vert.co.z > 0:
+                    self.report({"WARNING"}, "This mesh is invalid to create a profile. Select a flat mesh with all its vertices at z=0")
+                    return
+                obj_points.append((vert.co.x, vert.co.y))
+            if obj_points:
+                obj_points.append(obj_points[0])
+            obj_points = [(v[0] - obj_points[0][0], v[1] - obj_points[0][1]) for v in obj_points] # Make sure the first point is (0, 0)
+            
         props = context.scene.BIMProfileProperties
         profile_class = props.profile_classes
         if profile_class == "IfcArbitraryClosedProfileDef":
-            points = [(0, 0), (0.1, 0), (0.1, 0.1), (0, 0.1), (0, 0)]
+            points = [(0, 0), (0.1, 0), (0.1, 0.1), (0, 0.1), (0, 0)] if not obj_points else obj_points
             profile = ifcopenshell.api.run("profile.add_arbitrary_profile", tool.Ifc.get(), profile=points)
         else:
             profile = ifcopenshell.api.run("profile.add_parameterized_profile", tool.Ifc.get(), ifc_class=profile_class)

src/bonsai/bonsai/bim/module/profile/prop.py

@@ -72,6 +72,7 @@ class BIMProfileProperties(PropertyGroup):
         description="Check to only show IfcProfileDefs attached to IfcMaterialProfiles",
         update=lambda self, context: bpy.ops.bim.load_profiles(),
     )
+    object_to_profile: PointerProperty(name="Object to profile", type=bpy.types.Object, description="Object to copy the mesh to a profile")
 
 
 def generate_thumbnail_for_active_profile():

src/bonsai/bonsai/bim/module/profile/ui.py

@@ -74,6 +74,9 @@ class BIM_PT_profiles(Panel):
         row.prop(self.props, "profile_classes", text="")
         row.operator("bim.add_profile_def", text="", icon="ADD")
         row.operator("bim.duplicate_profile_def", icon="DUPLICATE", text="")
+        if self.props.profile_classes == "IfcArbitraryClosedProfileDef":
+            row = self.layout.row(align=True)
+            row.prop(self.props, "object_to_profile", text="Create From")
 
         self.layout.template_list(
             "BIM_UL_profiles",