Improved stairs model, v2

mods/stairs/init.lua

@@ -8,7 +8,7 @@ function stairs.register_stair(subname, recipeitem, groups, images, description,
 	minetest.register_node(":stairs:stair_" .. subname, {
 		description = description,
 		drawtype = "mesh",
-		mesh = "stairs.obj",
+		mesh = "stairs_stair.obj",
 		tiles = images,
 		paramtype = "light",
 		paramtype2 = "facedir",

mods/stairs/models/stairs.obj

-# Blender v2.72 (sub 0) OBJ File: ''
-# www.blender.org
-v -0.500000 0.000000 -0.500000
-v -0.500000 -0.500000 -0.500000
-v -0.500000 0.000000 0.000000
-v 0.500000 0.000000 0.000000
-v 0.500000 -0.500000 -0.500000
-v 0.500000 0.000000 -0.500000
-v -0.500000 -0.500000 0.500000
-v 0.500000 -0.500000 0.500000
-v -0.500000 0.500000 0.000000
-v 0.500000 0.500000 0.000000
-v -0.500000 0.500000 0.500000
-v 0.500000 0.500000 0.500000
-vt 0.000000 0.500000
-vt 0.000000 0.000000
-vt 0.500000 0.500000
-vt 1.000000 0.000000
-vt 1.000000 0.500000
-vt 1.000000 1.000000
-vt 0.000000 1.000000
-vt 0.500000 1.000000
-vt 0.999900 0.000100
-vt 0.999900 0.999900
-vt 0.000100 0.999900
-vt 0.000100 0.000100
-vn -1.000000 0.000000 0.000000
-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 -0.000000 1.000000
-s off
-f 1/1/1 2/2/1 3/3/1
-f 4/3/2 5/4/2 6/5/2
-f 2/4/3 1/5/3 6/1/3 5/2/3
-f 7/4/4 2/6/4 5/7/4 8/2/4
-f 6/2/5 1/4/5 3/5/5 4/1/5
-f 3/5/3 9/6/3 10/7/3 4/1/3
-f 11/6/5 12/7/5 10/1/5 9/5/5
-f 4/3/2 10/8/2 12/7/2
-f 8/9/6 12/10/6 11/11/6 7/12/6
-f 3/3/1 11/6/1 9/8/1
-f 2/2/1 7/4/1 11/6/1
-f 5/4/2 12/7/2 8/2/2

mods/stairs/models/stairs_stair.obj

+v -.5 0 -.5
+v -.5 -.5 -.5
+v -.5 0 0
+v .5 0 0
+v .5 -.5 -.5
+v .5 0 -.5
+v -.5 -.5 .5
+v .5 -.5 .5
+v -.5 .5 0
+v .5 .5 0
+v -.5 .5 .5
+v .5 .5 .5
+vt 0 .5
+vt 0 0
+vt .5 .5
+vt 1 0
+vt 1 .5
+vt 1 1
+vt 0 1
+vt .5 1
+vt 1 0
+vt 1 1
+vt 0 1
+vt 0 0
+vn -1 0 0
+vn 1 0 0
+vn 0 0 -1
+vn 0 -1 0
+vn 0 1 0
+vn 0 0 1
+s off
+f 1/1/1 2/2/1 3/3/1
+f 4/3/2 5/4/2 6/5/2
+f 2/4/3 1/5/3 6/1/3 5/2/3
+f 7/4/4 2/6/4 5/7/4 8/2/4
+f 6/2/5 1/4/5 3/5/5 4/1/5
+f 3/5/3 9/6/3 10/7/3 4/1/3
+f 11/6/5 12/7/5 10/1/5 9/5/5
+f 4/3/2 10/8/2 12/7/2
+f 8/9/6 12/10/6 11/11/6 7/12/6
+f 3/3/1 11/6/1 9/8/1
+f 2/2/1 7/4/1 11/6/1
+f 5/4/2 12/7/2 8/2/2