diff --git a/models/meshnode_fence.obj b/models/meshnode_fence.obj
index 58143bc..746556b 100644
--- a/models/meshnode_fence.obj
+++ b/models/meshnode_fence.obj
@@ -1,78 +1,79 @@
-# Blender v2.76 (sub 0) OBJ File: 'meshnode_fence.blend'
+# Blender v2.72 (sub 0) OBJ File: 'meshnode_fence.blend'
 # www.blender.org
-mtllib meshnode_fence.mtl
-v 0.625000 1.875000 -5.000000
-v 0.625000 1.875000 -1.250000
-v -0.625000 1.875000 -1.250000
-v -0.625000 1.875000 -5.000000
-v 0.625000 3.125000 -5.000000
-v 0.625000 3.125000 -1.250000
-v -0.625000 3.125000 -1.250000
-v -0.625000 3.125000 -5.000000
-v -0.625000 -1.875000 -5.000000
-v -0.625000 -1.875000 -1.250000
-v 0.625000 -1.875000 -1.250000
-v 0.625000 -1.875000 -5.000000
-v -0.625000 -3.125000 -5.000000
-v -0.625000 -3.125000 -1.250000
-v 0.625000 -3.125000 -1.250000
-v 0.625000 -3.125000 -5.000000
+mtllib meshnode_fence2.mtl
+o fence_Cube_Cube_post
 v -5.000000 1.875000 -0.624998
 v -1.250000 1.875000 -0.625000
 v -1.250000 1.875000 0.625000
 v -5.000000 1.875000 0.625002
 v -5.000000 3.125000 -0.624998
-v -1.250000 3.125000 -0.625000
-v -1.250000 3.125000 0.625000
 v -5.000000 3.125000 0.625002
-v -5.000000 -1.875000 0.625002
-v -1.250000 -1.875000 0.625000
-v -1.250000 -1.875000 -0.625000
-v -5.000000 -1.875000 -0.624998
-v -5.000000 -3.125000 0.625002
+v -1.250000 3.125000 0.625000
+v -1.250000 3.125000 -0.625000
 v -1.250000 -3.125000 0.625000
-v -1.250000 -3.125000 -0.625000
+v -1.250000 -1.875000 0.625000
+v -5.000000 -1.875000 0.625002
+v -5.000000 -3.125000 0.625002
 v -5.000000 -3.125000 -0.624998
-v 1.250004 1.875000 -0.624998
-v 5.000004 1.875000 -0.625000
-v 5.000005 1.875000 0.625000
-v 1.250005 1.875000 0.625002
-v 1.250005 3.125000 -0.624998
-v 5.000005 3.125000 -0.625000
-v 5.000005 3.125000 0.625000
-v 1.250005 3.125000 0.625002
-v 1.250005 -1.875000 0.625002
-v 5.000005 -1.875000 0.625000
-v 5.000005 -1.875000 -0.625000
-v 1.250005 -1.875000 -0.624998
-v 1.250005 -3.125000 0.625002
-v 5.000005 -3.125000 0.625000
-v 5.000004 -3.125000 -0.625000
-v 1.250004 -3.125000 -0.624998
-v 0.625000 1.875000 1.250006
-v 0.625000 1.875000 5.000006
-v -0.625000 1.875000 5.000006
-v -0.625000 1.875000 1.250005
-v 0.625000 3.125000 1.250006
-v 0.625000 3.125000 5.000006
-v -0.625000 3.125000 5.000005
-v -0.625000 3.125000 1.250006
-v -0.625000 -1.875000 1.250006
-v -0.625000 -1.875000 5.000005
-v 0.625000 -1.875000 5.000006
-v 0.625000 -1.875000 1.250006
-v -0.625000 -3.125000 1.250005
-v -0.625000 -3.125000 5.000006
-v 0.625000 -3.125000 5.000006
-v 0.625000 -3.125000 1.250006
+v -5.000000 -1.875000 -0.624998
+v -1.250000 -1.875000 -0.625000
+v -1.250000 -3.125000 -0.625000
+v 0.625000 1.875000 -5.000000
+v 0.625000 1.875000 -1.250000
+v -0.625000 1.875000 -1.250000
+v -0.625000 1.875000 -5.000000
+v 0.625000 3.125000 -5.000000
+v -0.625000 3.125000 -5.000000
+v -0.625000 3.125000 -1.250000
+v 0.625000 3.125000 -1.250000
+v -0.625000 -3.125000 -1.250000
+v -0.625000 -1.875000 -1.250000
+v -0.625000 -1.875000 -5.000000
+v -0.625000 -3.125000 -5.000000
+v 0.625000 -3.125000 -5.000000
+v 0.625000 -1.875000 -5.000000
+v 0.625000 -1.875000 -1.250000
+v 0.625000 -3.125000 -1.250000
 v 1.250000 -5.000000 -1.250000
 v 1.250000 -5.000000 1.250000
 v -1.250000 -5.000000 1.250000
 v -1.250000 -5.000000 -1.250000
 v 1.250000 5.000000 -1.250000
-v 1.250000 5.000000 1.250000
-v -1.250000 5.000000 1.250000
 v -1.250000 5.000000 -1.250000
+v -1.250000 5.000000 1.250000
+v 1.250000 5.000000 1.250000
+v 1.250004 1.875000 -0.624998
+v 5.000004 1.875000 -0.625000
+v 5.000005 1.875000 0.625000
+v 1.250005 1.875000 0.625002
+v 1.250005 3.125000 -0.624998
+v 1.250005 3.125000 0.625002
+v 5.000005 3.125000 0.625000
+v 5.000005 3.125000 -0.625000
+v 5.000005 -3.125000 0.625000
+v 5.000005 -1.875000 0.625000
+v 1.250005 -1.875000 0.625002
+v 1.250005 -3.125000 0.625002
+v 1.250004 -3.125000 -0.624998
+v 1.250005 -1.875000 -0.624998
+v 5.000005 -1.875000 -0.625000
+v 5.000004 -3.125000 -0.625000
+v 0.625000 1.875000 1.250006
+v 0.625000 1.875000 5.000006
+v -0.625000 1.875000 5.000006
+v -0.625000 1.875000 1.250005
+v 0.625000 3.125000 1.250006
+v -0.625000 3.125000 1.250006
+v -0.625000 3.125000 5.000005
+v 0.625000 3.125000 5.000006
+v -0.625000 -3.125000 5.000006
+v -0.625000 -1.875000 5.000005
+v -0.625000 -1.875000 1.250006
+v -0.625000 -3.125000 1.250005
+v 0.625000 -3.125000 1.250006
+v 0.625000 -1.875000 1.250006
+v 0.625000 -1.875000 5.000006
+v 0.625000 -3.125000 5.000006
 vt 0.375000 0.625000
 vt 0.375000 0.375000
 vt 0.625000 0.375000
@@ -81,86 +82,84 @@ vt 0.625000 0.000000
 vt 0.625000 1.000000
 vt 0.375000 1.000000
 vt 0.375000 0.000000
-vt 1.000000 0.750000
-vt 0.625000 0.750000
-vt 1.000000 0.625000
-vt 1.000000 0.875000
-vt 1.000000 1.000000
-vt 0.625000 0.875000
-vt 0.625000 0.500000
-vt 1.000000 0.500000
-vt 0.625000 0.125000
-vt 1.000000 0.000000
-vt 1.000000 0.125000
-vt 1.000000 0.250000
-vt 1.000000 0.375000
-vt 0.625000 0.250000
-vt 0.375000 0.750000
-vt 0.000000 0.750000
-vt 0.000000 0.625000
-vt 0.375000 0.875000
-vt -0.000000 1.000000
-vt 0.000000 0.875000
-vt -0.000000 0.500000
-vt 0.375000 0.500000
-vt -0.000000 0.125000
-vt 0.000000 -0.000000
-vt 0.375000 0.125000
-vt 0.375000 0.250000
-vt -0.000000 0.375000
-vt -0.000000 0.250000
-vn 0.000000 -1.000000 0.000000
-vn 0.000000 1.000000 0.000000
-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
-g Cube_Cube_post
+vt 0.437500 1.000000
+vt 0.437500 0.625000
+vt 0.562500 0.625000
+vt 0.562500 1.000000
+vt 0.437500 0.000000
+vt 0.562500 0.000000
+vt 0.562500 0.375000
+vt 0.437500 0.375000
+vt 1.000000 0.687500
+vt 1.000000 0.812500
+vt 0.625000 0.812500
+vt 0.625000 0.687500
+vt 0.375000 0.687500
+vt 0.375000 0.812500
+vt 0.000000 0.812500
+vt 0.000000 0.687500
+vt 0.375000 0.187500
+vt 0.375000 0.312500
+vt 0.000000 0.312500
+vt 0.000000 0.187500
+vt 1.000000 0.187500
+vt 1.000000 0.312500
+vt 0.625000 0.312500
+vt 0.625000 0.187500
+vt 0.375000 0.562500
+vt 0.000000 0.562500
+vt 0.000000 0.437500
+vt 0.375000 0.437500
+vt 1.000000 0.562500
+vt 0.625000 0.562500
+vt 0.625000 0.437500
+vt 1.000000 0.437500
+g fence_Cube_Cube_post_post
 usemtl post
 s off
-f 65/1/1 66/2/1 67/3/1 68/4/1
-f 69/2/2 72/3/2 71/4/2 70/1/2
-f 65/5/3 69/6/3 70/7/3 66/8/3
-f 66/5/4 70/6/4 71/7/4 67/8/4
-f 67/5/5 71/6/5 72/7/5 68/8/5
-f 69/7/6 65/8/6 68/5/6 72/6/6
-g Cube_Cube_rail_1
+f 33/1 34/2 35/3 36/4
+f 37/2 38/3 39/4 40/1
+f 33/5 37/6 40/7 34/8
+f 34/5 40/6 39/7 35/8
+f 35/5 39/6 38/7 36/8
+f 37/7 33/8 36/5 38/6
+g fence_Cube_Cube_post_rail_1
 usemtl rail_1
-f 1/9/1 2/10/1 3/4/1 4/11/1
-f 5/12/2 8/13/2 7/6/2 6/14/2
-f 1/9/3 5/12/3 6/14/3 2/10/3
-f 3/4/5 7/15/5 8/16/5 4/11/5
-f 14/17/5 10/5/5 9/18/5 13/19/5
-f 16/20/3 12/21/3 11/3/3 15/22/3
-f 12/21/2 9/16/2 10/15/2 11/3/2
-f 16/20/1 15/22/1 14/17/1 13/19/1
-g Cube_Cube_rail_2
+f 17/9 18/10 19/11 20/12
+f 21/13 22/14 23/15 24/16
+f 17/17 21/18 24/19 18/20
+f 19/21 23/22 22/23 20/24
+f 25/25 26/26 27/27 28/28
+f 29/29 30/30 31/31 32/32
+f 30/13 27/14 26/15 31/16
+f 29/9 32/10 25/11 28/12
+g fence_Cube_Cube_post_rail_2
 usemtl rail_2
-f 33/4/1 34/11/1 35/9/1 36/10/1
-f 37/6/2 40/14/2 39/12/2 38/13/2
-f 33/4/6 37/15/6 38/16/6 34/11/6
-f 35/9/4 39/12/4 40/14/4 36/10/4
-f 46/20/4 42/21/4 41/3/4 45/22/4
-f 48/18/6 44/19/6 43/17/6 47/5/6
-f 44/15/2 41/3/2 42/21/2 43/16/2
-f 48/17/1 47/19/1 46/20/1 45/22/1
-g Cube_Cube_rail_3
+f 41/33 42/34 43/35 44/36
+f 45/36 46/33 47/34 48/35
+f 41/21 45/22 48/23 42/24
+f 43/17 47/18 46/19 44/20
+f 49/29 50/30 51/31 52/32
+f 53/25 54/26 55/27 56/28
+f 54/36 51/33 50/34 55/35
+f 53/33 56/34 49/35 52/36
+g fence_Cube_Cube_post_rail_3
 usemtl rail_3
-f 49/23/1 50/24/1 51/25/1 52/1/1
-f 53/26/2 56/7/2 55/27/2 54/28/2
-f 49/23/3 53/26/3 54/28/3 50/24/3
-f 51/25/5 55/29/5 56/30/5 52/1/5
-f 62/31/5 58/32/5 57/8/5 61/33/5
-f 64/34/3 60/2/3 59/35/3 63/36/3
-f 60/2/2 57/30/2 58/29/2 59/35/2
-f 64/34/1 63/36/1 62/31/1 61/33/1
-g Cube_Cube_rail_4
+f 57/16 58/13 59/14 60/15
+f 61/10 62/11 63/12 64/9
+f 57/21 61/22 64/23 58/24
+f 59/17 63/18 62/19 60/20
+f 65/29 66/30 67/31 68/32
+f 69/25 70/26 71/27 72/28
+f 70/10 67/11 66/12 71/9
+f 69/16 72/13 65/14 68/15
+g fence_Cube_Cube_post_rail_4
 usemtl rail_4
-f 17/25/1 18/1/1 19/23/1 20/24/1
-f 21/27/2 24/28/2 23/26/2 22/7/2
-f 17/25/6 21/29/6 22/30/6 18/1/6
-f 19/23/4 23/26/4 24/28/4 20/24/4
-f 30/34/4 26/2/4 25/35/4 29/36/4
-f 32/31/6 28/32/6 27/8/6 31/33/6
-f 28/29/2 25/35/2 26/2/2 27/30/2
-f 32/31/1 31/33/1 30/34/1 29/36/1
+f 1/37 2/38 3/39 4/40
+f 5/40 6/37 7/38 8/39
+f 1/17 5/18 8/19 2/20
+f 3/21 7/22 6/23 4/24
+f 9/25 10/26 11/27 12/28
+f 13/29 14/30 15/31 16/32
+f 14/40 11/37 10/38 15/39
+f 13/37 16/38 9/39 12/40