Port locations now sync relative to their parent even when not actively displayed in the viewport

src/blenderbim/blenderbim/bim/module/model/mep.py

@@ -110,11 +110,9 @@ class MepGenerator:
         end_port_matrix = Matrix.Translation((0, 0, self.length))
 
         for mat in [start_port_matrix, end_port_matrix]:
-            port_obj = bpy.data.objects.new("Port", None)
-            port_obj.matrix_world = mat
-            port_obj.parent = obj
-            port = tool.System.run_root_assign_class(obj=port_obj, ifc_class="IfcDistributionPort")
+            port = tool.Ifc.run("root.create_entity", ifc_class="IfcDistributionPort")
             tool.Ifc.run("system.assign_port", element=element, port=port)
+            tool.Ifc.run("geometry.edit_object_placement", product=port, matrix=obj.matrix_world @ mat, is_si=True)
 
         obj.select_set(True)
         return obj

src/blenderbim/blenderbim/bim/module/model/product.py

@@ -142,11 +142,10 @@ class AddTypeInstance(bpy.types.Operator):
             mat[0][3] *= unit_scale
             mat[1][3] *= unit_scale
             mat[2][3] *= unit_scale
-            port_obj = bpy.data.objects.new("Port", None)
-            port_obj.matrix_world = mathutils.Matrix(mat)
-            port_obj.parent = obj
-            port = tool.System.run_root_assign_class(obj=port_obj, ifc_class="IfcDistributionPort")
-            tool.Ifc.run("system.assign_port", element=element, port=port)
+            mat = obj.matrix_world @ mathutils.Matrix(mat)
+            new_port = tool.Ifc.run("root.create_entity", ifc_class="IfcDistributionPort")
+            tool.Ifc.run("system.assign_port", element=element, port=new_port)
+            tool.Ifc.run("geometry.edit_object_placement", product=new_port, matrix=mat, is_si=True)
 
         bpy.ops.object.select_all(action="DESELECT")
         obj.select_set(True)

src/blenderbim/blenderbim/bim/module/system/operator.py

@@ -140,7 +140,7 @@ class ShowPorts(bpy.types.Operator, Operator):
     bl_options = {"REGISTER", "UNDO"}
 
     def _execute(self, context):
-        core.show_ports(tool.System, element=tool.Ifc.get_entity(context.active_object))
+        core.show_ports(tool.Ifc, tool.System, element=tool.Ifc.get_entity(context.active_object))
 
 
 class HidePorts(bpy.types.Operator, Operator):

src/blenderbim/blenderbim/core/geometry.py

@@ -21,11 +21,12 @@ import blenderbim.core.style
 
 def edit_object_placement(ifc, geometry, surveyor, obj=None):
     element = ifc.get_entity(obj)
-    if element:
-        geometry.clear_cache(element)
-        geometry.clear_scale(obj)
-        ifc.run("geometry.edit_object_placement", product=element, matrix=surveyor.get_absolute_matrix(obj))
-        geometry.record_object_position(obj)
+    if not element:
+        return
+    geometry.clear_cache(element)
+    geometry.clear_scale(obj)
+    ifc.run("geometry.edit_object_placement", product=element, matrix=surveyor.get_absolute_matrix(obj))
+    geometry.record_object_position(obj)
 
 
 def add_representation(

src/blenderbim/blenderbim/core/system.py

@@ -66,7 +66,11 @@ def select_system_products(system_tool, system=None):
     system_tool.select_system_products(system)
 
 
-def show_ports(system, element=None):
+def show_ports(ifc, system, element=None):
+    obj = ifc.get_object(element)
+    if obj and ifc.is_moved(obj):
+        system.run_geometry_edit_object_placement(obj=obj)
+
     ports = system.get_ports(element)
     system.load_ports(element, ports)
     system.select_elements(ports)

src/blenderbim/docs/users/exploring_an_ifc_model.rst

@@ -65,8 +65,8 @@ the **Navigate Gizmo**.
 .. image:: navigate-gizmo.png
 
 You can also use your mouse to navigate. Hover your mouse over the **Viewport**
-panel and click and drag the Middle Mouse Button (MMB) to **Orbit**. Scroll the
-mousewheel to **Zoom**, and use Shift-MMB to **Pan**.
+panel and click and drag the Middle Mouse Button (``MMB``) to **Orbit**. Scroll
+the mousewheel to **Zoom**, and use ``Shift-MMB`` to **Pan**.
 
 If you have a numpad, you can use the numpad keys to quickly switch to top,
 front, or side view. Use ``7`` for top view, ``1`` for front view, and ``3`` for

src/blenderbim/test/core/test_system.py

@@ -91,11 +91,15 @@ class TestSelectSystemProducts:
 
 
 class TestShowPorts:
-    def test_run(self, system):
+    def test_run(self, ifc, system):
+        ifc.get_object("element").should_be_called().will_return("obj")
+        ifc.is_moved("obj").should_be_called().will_return(True)
+        system.run_geometry_edit_object_placement(obj="obj").should_be_called()
+
         system.get_ports("element").should_be_called().will_return(["port"])
         system.load_ports("element", ["port"]).should_be_called()
         system.select_elements(["port"]).should_be_called()
-        subject.show_ports(system, element="element")
+        subject.show_ports(ifc, system, element="element")
 
 
 class TestHidePorts: