Quantity take offs in SI units

src/blenderbim/blenderbim/bim/module/qto/helper.py

@@ -25,11 +25,11 @@ def calculate_height(obj):
 
 
 def calculate_edges_lengths(objs, context):
-    return calculate_mesh_quantity(objs, context, lambda bm: sum((e.calc_length() for e in bm.edges if e.select)))
+    return calculate_mesh_quantity(objs, context, lambda bm: sum((e.calc_length() for e in bm.edges)))
 
 
 def calculate_faces_areas(objs, context):
-    return calculate_mesh_quantity(objs, context, lambda bm: sum((f.calc_area() for f in bm.faces if f.select)))
+    return calculate_mesh_quantity(objs, context, lambda bm: sum((f.calc_area() for f in bm.faces)))
 
 
 def calculate_volumes(objs, context):

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

@@ -21,11 +21,13 @@ import ifcopenshell
 import ifcopenshell.api
 import blenderbim.tool as tool
 import blenderbim.core.qto as core
+import ifcopenshell.util.unit
 from blenderbim.bim.ifc import IfcStore
 from blenderbim.bim.module.qto import helper
 from blenderbim.bim.module.pset.qto_calculator import QtoCalculator
 
 
+
 class CalculateCircleRadius(bpy.types.Operator):
     bl_idname = "bim.calculate_circle_radius"
     bl_label = "Calculate Circle Radius"
@@ -36,7 +38,9 @@ class CalculateCircleRadius(bpy.types.Operator):
         return context.active_object
 
     def execute(self, context):
-        core.calculate_circle_radius(tool.Qto, obj=context.active_object)
+        si_conversion = ifcopenshell.util.unit.calculate_unit_scale(tool.Ifc.get())
+        result = core.calculate_circle_radius(tool.Qto, obj=context.active_object)
+        context.scene.BIMQtoProperties.qto_result = str(round(result/si_conversion, 3))
         return {"FINISHED"}
 
 
@@ -50,8 +54,9 @@ class CalculateEdgeLengths(bpy.types.Operator):
         return context.selected_objects and context.active_object
 
     def execute(self, context):
+        si_conversion = ifcopenshell.util.unit.calculate_unit_scale(tool.Ifc.get())
         result = helper.calculate_edges_lengths([o for o in context.selected_objects if o.type == "MESH"], context)
-        context.scene.BIMQtoProperties.qto_result = str(round(result, 3))
+        context.scene.BIMQtoProperties.qto_result = str(round(result/si_conversion, 3))
         return {"FINISHED"}
 
 
@@ -65,8 +70,9 @@ class CalculateFaceAreas(bpy.types.Operator):
         return context.selected_objects and context.active_object
 
     def execute(self, context):
+        si_conversion = ifcopenshell.util.unit.calculate_unit_scale(tool.Ifc.get())
         result = helper.calculate_faces_areas([o for o in context.selected_objects if o.type == "MESH"], context)
-        context.scene.BIMQtoProperties.qto_result = str(round(result, 3))
+        context.scene.BIMQtoProperties.qto_result = str(round(result/si_conversion/si_conversion, 3))
         return {"FINISHED"}
 
 
@@ -80,8 +86,9 @@ class CalculateObjectVolumes(bpy.types.Operator):
         return context.selected_objects and context.active_object
 
     def execute(self, context):
+        si_conversion = ifcopenshell.util.unit.calculate_unit_scale(tool.Ifc.get())
         result = helper.calculate_volumes([o for o in context.selected_objects if o.type == "MESH"], context)
-        context.scene.BIMQtoProperties.qto_result = str(round(result, 3))
+        context.scene.BIMQtoProperties.qto_result = str(round(result/si_conversion/si_conversion/si_conversion, 3))
         return {"FINISHED"}
 
 

src/blenderbim/blenderbim/tool/qto.py

@@ -31,7 +31,7 @@ import blenderbim.bim.schema
 class Qto(blenderbim.core.tool.Qto):
     @classmethod
     def get_radius_of_selected_vertices(cls, obj):
-        selected_verts = [v.co for v in obj.data.vertices if v.select]
+        selected_verts = [v.co for v in obj.data.vertices]
         total = Vector()
         for v in selected_verts:
             total += v