diff --git a/src/edt/edt/gsiDeclEdt.cc b/src/edt/edt/gsiDeclEdt.cc
index 9af7a6e8c..e3af87305 100644
--- a/src/edt/edt/gsiDeclEdt.cc
+++ b/src/edt/edt/gsiDeclEdt.cc
@@ -23,6 +23,7 @@
 
 #include "gsiDecl.h"
 #include "edtService.h"
+#include "dbRecursiveShapeIterator.h"
 #include "layObjectInstPath.h"
 #include "layLayoutView.h"
 
@@ -94,7 +95,42 @@ static db::DCplxTrans dtrans (const lay::ObjectInstPath *p)
   }
 }
 
+static std::vector<db::InstElement> get_path (const lay::ObjectInstPath *p)
+{
+  std::vector<db::InstElement> pe;
+  pe.insert (pe.end (), p->begin (), p->end ());
+  return pe;
+}
+
+static void set_path (lay::ObjectInstPath *p, const std::vector<db::InstElement> &pe)
+{
+  p->assign_path (pe.begin (), pe.end ());
+}
+
+static lay::ObjectInstPath *from_si (const db::RecursiveShapeIterator &si, int cv_index)
+{
+  lay::ObjectInstPath *ip = new lay::ObjectInstPath ();
+
+  if (! si.at_end ()) {
+
+    ip->set_cv_index (cv_index);
+    ip->set_layer (si.layer ());
+    ip->set_shape (si.shape ());
+    ip->set_topcell (si.top_cell ()->cell_index ());
+    std::vector<db::InstElement> path (si.path ());
+    ip->assign_path (path.begin (), path.end ());
+
+  }
+
+  return ip;
+}
+
 gsi::Class<lay::ObjectInstPath> decl_ObjectInstPath ("lay", "ObjectInstPath",
+  gsi::constructor ("new", &from_si, gsi::arg ("si"), gsi::arg ("cv_index"),
+    "@brief Creates a new path object from a \\RecursiveShapeIterator\n"
+    "Use this constructor to quickly turn a recursive shape iterator delivery "
+    "into a shape selection."
+  ) +
   gsi::method ("<", &lay::ObjectInstPath::operator<,
     "@brief Provides an order criterion for two ObjectInstPath objects\n"
     "@args b\n"
@@ -281,7 +317,18 @@ gsi::Class<lay::ObjectInstPath> decl_ObjectInstPath ("lay", "ObjectInstPath",
     "\n"
     "This method was introduced in version 0.24.\n"
   ) +
-  gsi::method ("append_path", (void (lay::ObjectInstPath::*) (const db::InstElement &)) &lay::ObjectInstPath::add_path, 
+  gsi::method_ext ("path", &get_path,
+    "@brief Gets the instantiation path\n"
+    "The path is a sequence of \\InstElement objects leading to the target object.\n"
+    "\n"
+    "This method was introduced in version 0.26.\n"
+  ) +
+  gsi::method_ext ("path=", &set_path, gsi::arg ("p"),
+    "@brief Sets the instantiation path\n"
+    "\n"
+    "This method was introduced in version 0.26.\n"
+  ) +
+  gsi::method ("append_path", (void (lay::ObjectInstPath::*) (const db::InstElement &)) &lay::ObjectInstPath::add_path,
     "@brief Appends an element to the instantiation path\n"
     "@args element\n"
     "\n"
@@ -528,7 +575,6 @@ static EditableSelectionIterator begin_objects_selected_transient (const lay::La
   return EditableSelectionIterator (view->get_plugins <edt::Service> (), true);
 }
 
-
 static
 gsi::ClassExt<lay::LayoutView> layout_view_decl (
   gsi::method_ext ("has_object_selection?", &has_object_selection, 
diff --git a/src/klayout.pro b/src/klayout.pro
index e208dd664..2ecee1271 100644
--- a/src/klayout.pro
+++ b/src/klayout.pro
@@ -99,6 +99,3 @@ plugins.depends += lib rdb db
 }
 
 unit_tests.depends += plugins $$MAIN_DEPENDS
-
-RESOURCES += \
-    laybasic/laybasic/layResources.qrc
diff --git a/src/laybasic/laybasic/layBitmapRenderer.cc b/src/laybasic/laybasic/layBitmapRenderer.cc
index 7259551fb..fd47637f2 100644
--- a/src/laybasic/laybasic/layBitmapRenderer.cc
+++ b/src/laybasic/laybasic/layBitmapRenderer.cc
@@ -161,53 +161,35 @@ BitmapRenderer::insert (const db::DEdge &e)
   m_edges.push_back (e);
 }
 
+static inline bool point_inside_box (const db::DPoint &pt, const db::DBox &box)
+{
+  return (! (db::coord_traits<db::DBox::coord_type>::equal (pt.x (), box.left ()) || db::coord_traits<db::DBox::coord_type>::equal (pt.x (), box.right ())) &&
+          ! (db::coord_traits<db::DBox::coord_type>::equal (pt.y (), box.bottom ()) || db::coord_traits<db::DBox::coord_type>::equal (pt.y (), box.top ())));
+}
+
 void
 BitmapRenderer::add_xfill ()
 {
-  bool any = false;
-  db::DPoint a1, a2, b1, b2;
-  const double eps = 1e-10;
-
+  db::DBox box;
   for (std::vector<lay::RenderEdge>::const_iterator e = m_edges.begin (); e != m_edges.end (); ++e) {
-
-    db::DPoint p1 = e->p1 ();
-
-    if (!any) {
-
-      a1 = a2 = b1 = b2 = p1;
-      any = true;
-
-    } else {
-
-      db::DVector d;
-
-      d = p1 - a1;
-      if (d.x () - d.y () < -eps) {
-        a1 = p1;
-      }
-
-      d = p1 - a2;
-      if (d.x () - d.y () > eps) {
-        a2 = p1;
-      }
-
-      d = p1 - b1;
-      if (d.x () + d.y () < -eps) {
-        b1 = p1;
-      }
-
-      d = p1 - b2;
-      if (d.x () + d.y () > eps) {
-        b2 = p1;
-      }
-
+    if (! e->is_ortho ()) {
+      return;
     }
-
+    box += e->p1 ();
+    box += e->p2 ();
   }
 
-  if (any) {
-    insert (db::DEdge (a1, a2));
-    insert (db::DEdge (b1, b2));
+  if (! box.empty () && box.area () > 0.0) {
+
+    for (std::vector<lay::RenderEdge>::const_iterator e = m_edges.begin (); e != m_edges.end (); ++e) {
+      if (point_inside_box (e->p1 (), box) || point_inside_box (e->p2 (), box)) {
+        return;
+      }
+    }
+
+    insert (db::DEdge (box.p1 (), box.p2 ()));
+    insert (db::DEdge (box.lower_right (), box.upper_left ()));
+
   }
 }
 
@@ -483,6 +465,9 @@ BitmapRenderer::draw (const db::Shape &shape, const db::CplxTrans &trans,
           render_fill (*fill);
         }
         if (frame) {
+          if (m_xfill) {
+            add_xfill ();
+          }
           render_contour (*frame);
         }
 
diff --git a/testdata/ruby/edtTest.rb b/testdata/ruby/edtTest.rb
index 6708c6b6a..2ee85bc55 100644
--- a/testdata/ruby/edtTest.rb
+++ b/testdata/ruby/edtTest.rb
@@ -109,6 +109,16 @@ class EDT_TestClass < TestBase
     assert_equal(p.trans.to_s, "r0 *1 0,0")
     assert_equal(p.source_trans.to_s, "r0 *1 0,0")
 
+    # ObjectInstPath from RecursiveShapeIterator
+
+    si = tc.begin_shapes_rec(li)
+    oi = RBA::ObjectInstPath::new(si, 2)
+
+    assert_equal(oi.cv_index, 2)
+    assert_equal(oi.shape.to_s, si.shape.to_s)
+    assert_equal(oi.cell_index, si.cell.cell_index)
+    assert_equal(oi.top, tc.cell_index)
+
   end
 
   # Selection