void DrawSelectionOriginGizmos()
 {
     if (isEditing && currentEvent.type == EventType.Repaint)
     {
         foreach (var key in meshAndElementGroupPairs)
         {
             foreach (var group in key.elementGroups)
             {
                 EditorMeshHandles.DrawTransformOriginGizmo(group.postApplyMatrix, m_IndividualOriginDirection);
             }
         }
     }
 }