diff --git a/data/geometry/gate.obj b/data/geometry/gate.obj
index 933bc57..e8f808c 100644
--- a/data/geometry/gate.obj
+++ b/data/geometry/gate.obj
@@ -1,52 +1,52 @@
-# Blender v2.72 (sub 0) OBJ File: 'Gate.blend'
+# Blender v2.72 (sub 0) OBJ File: ''
 # www.blender.org
-o Wall_Cube.001
-v 0.537791 -3.045326 3.045326
-v 0.537791 -3.045326 -3.045326
-v -0.537791 -3.045326 -3.045326
-v -0.537791 -3.045326 3.045326
-v 0.537791 3.045326 3.045326
+o Wall_Cube.000
 v 0.537791 3.045326 -3.045326
-v -0.537791 3.045326 -3.045326
+v 0.537791 -3.045326 -3.045326
+v 0.537791 -3.045326 3.045326
 v -0.537791 3.045326 3.045326
+v -0.537791 -3.045326 3.045326
+v -0.537791 -3.045326 -3.045326
+v 0.537791 3.045326 3.045326
+v -0.537791 3.045326 -3.045326
 vt 1.000000 0.000000
-vt 1.000000 -1.000000
 vt 0.000000 -1.000000
+vt 1.000000 -1.000000
 vt -1.000000 0.000000
 vt -1.000000 -1.000000
 vt 0.000000 0.000000
 vt 0.039666 1.000166
-vt 0.039666 0.000166
 vt 0.000334 0.000166
+vt 0.039666 0.000166
 vt 0.960071 -0.007992
-vt 0.959736 0.992008
 vt 0.993184 0.992028
+vt 0.959736 0.992008
 vt 0.002338 0.996941
-vt 0.032299 0.996953
 vt 0.032522 -0.000041
+vt 0.032299 0.996953
 vt 0.995477 0.006970
-vt 0.952679 0.006970
 vt 0.952679 0.987810
+vt 0.952679 0.006970
 vt 0.000334 1.000166
 vt 0.993520 -0.007972
 vt 0.002561 -0.000052
 vt 0.995477 0.987810
-vn -1.000000 0.000000 0.000000
 vn 1.000000 0.000000 0.000000
-vn 0.000000 0.000000 1.000000
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 vn 0.000000 0.000000 -1.000000
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 vn 0.000000 1.000000 0.000000
-vn 0.000000 -1.000000 0.000000
 s off
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+f 3/21/5 5/14/5 2/13/5
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diff --git a/data/geometry/simpleWall.obj b/data/geometry/simpleWall.obj
index 9a3ce29..09efc68 100644
--- a/data/geometry/simpleWall.obj
+++ b/data/geometry/simpleWall.obj
@@ -1,54 +1,54 @@
-# Blender v2.72 (sub 0) OBJ File: 'SimpleWall.blend'
+# Blender v2.72 (sub 0) OBJ File: ''
 # www.blender.org
 o Wall_Cube.001
-v 0.537791 -3.045326 3.045326
+v 0.537791 3.045326 -3.045326
 v 0.537791 -3.045326 -3.045326
+v 0.537791 -3.045326 3.045326
+v -0.537791 3.045326 -3.045326
 v -0.537791 -3.045326 -3.045326
+v -0.537791 3.045326 3.045326
 v -0.537791 -3.045326 3.045326
 v 0.537791 3.045326 3.045326
-v 0.537791 3.045326 -3.045326
-v -0.537791 3.045326 -3.045326
-v -0.537791 3.045326 3.045326
 vt 1.002363 0.998329
-vt 1.002363 -0.001671
 vt 0.005637 -0.001671
+vt 1.002363 -0.001671
 vt 0.394169 0.995358
-vt 0.394169 -0.004642
 vt 0.605831 -0.004642
+vt 0.394169 -0.004642
 vt -0.003002 0.995358
-vt -0.003002 -0.004642
 vt 0.996752 -0.004642
+vt -0.003002 -0.004642
 vt 0.605361 0.992386
-vt 0.605361 -0.007614
 vt 0.392389 -0.007614
+vt 0.605361 -0.007614
 vt 0.001396 0.906027
-vt 0.001923 0.094175
 vt 0.998604 0.093973
+vt 0.001923 0.094175
 vt 1.000000 0.097080
-vt 1.000000 0.902920
 vt 0.000000 0.902920
+vt 1.000000 0.902920
 vt 0.005637 0.998329
 vt 0.605831 0.995358
 vt 0.996752 0.995358
 vt 0.392389 0.992386
 vt 0.998077 0.905824
 vt 0.000000 0.097080
-vn -1.000000 0.000000 0.000000
-vn 0.000000 0.000000 1.000000
 vn 1.000000 0.000000 0.000000
 vn 0.000000 0.000000 -1.000000
+vn -1.000000 0.000000 0.000000
+vn 0.000000 -0.000000 1.000000
+vn 0.000000 -1.000000 -0.000000
 vn 0.000000 1.000000 0.000000
-vn 0.000000 -1.000000 0.000000
 s off
-f 6/1/1 2/2/1 1/3/1
-f 7/4/2 3/5/2 2/6/2
-f 8/7/3 4/8/3 3/9/3
-f 5/10/4 1/11/4 4/12/4
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-f 5/19/1 6/1/1 1/3/1
-f 6/20/2 7/4/2 2/6/2
-f 7/21/3 8/7/3 3/9/3
-f 8/22/4 5/10/4 4/12/4
-f 1/23/5 2/13/5 4/15/5
-f 8/24/6 7/16/6 5/18/6
+f 1/1/1 3/2/1 2/3/1
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+f 4/21/3 5/8/3 6/7/3
+f 6/22/4 7/11/4 8/10/4
+f 3/23/5 7/14/5 2/13/5
+f 6/24/6 8/17/6 4/16/6