diff --git a/models/cube.obj b/models/cube.obj
index c702d3cac..3d71a7371 100644
--- a/models/cube.obj
+++ b/models/cube.obj
@@ -1,40 +1,46 @@
 # Blender v2.79 (sub 0) OBJ File: ''
 # www.blender.org
-mtllib cube.mtl
-o Cube_Cube.001
-v -1.000000 -1.000000 1.000000
-v -1.000000 1.000000 1.000000
-v -1.000000 -1.000000 -1.000000
-v -1.000000 1.000000 -1.000000
-v 1.000000 -1.000000 1.000000
-v 1.000000 1.000000 1.000000
+mtllib cube2.mtl
+o Cube
 v 1.000000 -1.000000 -1.000000
-v 1.000000 1.000000 -1.000000
-vt 0.375000 0.000000
-vt 0.625000 0.000000
-vt 0.625000 0.250000
-vt 0.375000 0.250000
-vt 0.625000 0.500000
-vt 0.375000 0.500000
-vt 0.625000 0.750000
-vt 0.375000 0.750000
-vt 0.625000 1.000000
-vt 0.375000 1.000000
-vt 0.125000 0.500000
-vt 0.125000 0.750000
-vt 0.875000 0.500000
-vt 0.875000 0.750000
-vn -1.0000 0.0000 0.0000
-vn 0.0000 0.0000 -1.0000
-vn 1.0000 0.0000 0.0000
-vn 0.0000 0.0000 1.0000
+v 1.000000 -1.000000 1.000000
+v -1.000000 -1.000000 1.000000
+v -1.000000 -1.000000 -1.000000
+v 1.000000 1.000000 -0.999999
+v 0.999999 1.000000 1.000001
+v -1.000000 1.000000 1.000000
+v -1.000000 1.000000 -1.000000
+vt 0.000000 0.000000
+vt 1.000000 0.000000
+vt 1.000000 1.000000
+vt 0.000000 1.000000
+vt 0.000000 0.000000
+vt 1.000000 0.000000
+vt 1.000000 1.000000
+vt 0.000000 1.000000
+vt 1.000000 0.000000
+vt 1.000000 1.000000
+vt 0.000000 1.000000
+vt 0.000000 0.000000
+vt 1.000000 0.000000
+vt 0.000000 1.000000
+vt 0.000000 0.000000
+vt 1.000000 0.000000
+vt 1.000000 1.000000
+vt 1.000000 0.000000
+vt 1.000000 1.000000
+vt 0.000000 1.000000
 vn 0.0000 -1.0000 0.0000
 vn 0.0000 1.0000 0.0000
-usemtl None
+vn 1.0000 0.0000 0.0000
+vn -0.0000 -0.0000 1.0000
+vn -1.0000 -0.0000 -0.0000
+vn 0.0000 0.0000 -1.0000
+usemtl material_cube
 s off
-f 1/1/1 2/2/1 4/3/1 3/4/1
-f 3/4/2 4/3/2 8/5/2 7/6/2
-f 7/6/3 8/5/3 6/7/3 5/8/3
-f 5/8/4 6/7/4 2/9/4 1/10/4
-f 3/11/5 7/6/5 5/8/5 1/12/5
-f 8/5/6 4/13/6 2/14/6 6/7/6
+f 1/1/1 2/2/1 3/3/1 4/4/1
+f 5/5/2 8/6/2 7/7/2 6/8/2
+f 1/1/3 5/9/3 6/10/3 2/11/3
+f 2/12/4 6/13/4 7/7/4 3/14/4
+f 3/15/5 7/16/5 8/17/5 4/4/5
+f 5/5/6 1/18/6 4/19/6 8/20/6