+g raw
+
+# Floor
+v -1.0 -1.0 -1.0
+vt 0.0 0.0
+vn 0.0 1.0 0.0
+v -1.0 -1.0 1.0
+vt 0.0 1.0
+vn 0.0 1.0 0.0
+v 1.0 -1.0 1.0
+vt 1.0 1.0
+vn 0.0 1.0 0.0
+v -1.0 -1.0 -1.0
+vt 0.0 0.0
+vn 0.0 1.0 0.0
+v 1.0 -1.0 1.0
+vt 1.0 1.0
+vn 0.0 1.0 0.0
+v 1.0 -1.0 -1.0
+vt 1.0 0.0
+vn 0.0 1.0 0.0
+
+# Left Wall
+v -1.0 -1.0 -1.0
+vt 0.0 0.0
+vn 1.0 0.0 0.0
+v -1.0 1.0 -1.0
+vt 0.0 1.0
+vn 1.0 0.0 0.0
+v -1.0 -1.0 1.0
+vt 1.0 0.0
+vn 1.0 0.0 0.0
+
+# Right Wall
+v 1.0 -1.0 -1.0
+vt 0.0 0.0
+vn -1.0 0.0 0.0
+v 1.0 -1.0 1.0
+vt 1.0 0.0
+vn -1.0 0.0 0.0
+v 1.0 1.0 -1.0
+vt 0.0 1.0
+vn -1.0 0.0 0.0
+
+# Back Wall
+v -1.0 -1.0 -1.0
+vt 0.0 0.0
+vn 0.0 0.0 1.0
+v 1.0 -1.0 -1.0
+vt 1.0 0.0
+vn 0.0 0.0 1.0
+v -1.0 1.0 -1.0
+vt 0.0 1.0
+vn 0.0 0.0 1.0
+v -1.0 1.0 -1.0
+vt 0.0 1.0
+vn 0.0 0.0 1.0
+v 1.0 -1.0 -1.0
+vt 1.0 0.0
+vn 0.0 0.0 1.0
+v 1.0 1.0 -1.0
+vt 1.0 1.0
+vn 0.0 0.0 1.0
+
+f 1/1/1 2/2/2 3/3/3
+f 4/4/4 5/5/5 6/6/6
+f 7/7/7 8/8/8 9/9/9
+f 10/10/10 11/11/11 12/12/12
+f 13/13/13 14/14/14 15/15/15
+f 16/16/16 17/17/17 18/18/18