use mesh node for round pole

homedecor/misc-nodes.lua

@@ -161,21 +161,10 @@ minetest.register_node('homedecor:flower_pot_green', {
 	sounds = default.node_sound_leaves_defaults(),
 })
 
--- cylinder-shaped objects courtesy Jeija
-
-local cylbox = {}
-local detail = 50
-local sehne
-local size = 0.2
-
-for i = 1, detail-1 do
-        sehne = math.sqrt(0.25 - (((i/detail)-0.5)^2))
-        cylbox[i]={((i/detail)-0.5)*size, -0.5, -sehne*size, ((i/detail)+(1/detail)-0.5)*size, 0.5, sehne*size}
-end
-
 minetest.register_node("homedecor:pole_brass", {
     description = S("Brass Pole"),
-    drawtype = "nodebox",
+    drawtype = "mesh",
+	mesh = "homedecor_round_pole.obj",
     tiles = {"homedecor_tile_brass2.png"},
     inventory_image = "homedecor_pole_brass2.png",
     wield_image = "homedecor_pole_brass2.png",
@@ -184,15 +173,15 @@ minetest.register_node("homedecor:pole_brass", {
     is_ground_content = true,
     selection_box = {
             type = "fixed",
-            fixed = {-size/2, -0.5, -size/2, size/2, 0.5, size/2},
+            fixed = { -0.125, -0.5, -0.125, 0.125, 0.5, 0.125 },
+    },
+    collision_box = {
+            type = "fixed",
+            fixed = { -0.125, -0.5, -0.125, 0.125, 0.5, 0.125 },
     },
     groups = {snappy=3},
     sounds = default.node_sound_wood_defaults(),
 	walkable = true,
-	node_box = {
-		type = "fixed",
-		fixed = cylbox,
-	}
 })
 	
 minetest.register_node("homedecor:pole_wrought_iron", {

homedecor/models/homedecor_round_pole.obj

@@ -0,0 +1,111 @@
+# Blender v2.69 (sub 0) OBJ File: 'pole.blend'
+# www.blender.org
+mtllib homedecor_round_pole.mtl
+o Cylinder
+v -0.047835 -0.500000 -0.115485
+v -0.047835 0.500000 -0.115485
+v 0.000000 -0.500000 -0.125000
+v 0.000000 0.500000 -0.125000
+v 0.047835 -0.500000 -0.115485
+v 0.047835 0.500000 -0.115485
+v 0.088388 -0.500000 -0.088388
+v 0.088388 0.500000 -0.088388
+v 0.115485 -0.500000 -0.047835
+v 0.115485 0.500000 -0.047835
+v 0.125000 -0.500000 0.000000
+v 0.125000 0.500000 0.000000
+v 0.115485 -0.500000 0.047835
+v 0.115485 0.500000 0.047835
+v 0.088388 -0.500000 0.088388
+v 0.088388 0.500000 0.088388
+v 0.047835 -0.500000 0.115485
+v 0.047835 0.500000 0.115485
+v 0.000000 -0.500000 0.125000
+v 0.000000 0.500000 0.125000
+v -0.047835 -0.500000 0.115485
+v -0.047835 0.500000 0.115485
+v -0.088388 -0.500000 0.088388
+v -0.088388 0.500000 0.088388
+v -0.115485 -0.500000 0.047835
+v -0.115485 0.500000 0.047835
+v -0.125000 -0.500000 -0.000000
+v -0.125000 0.500000 -0.000000
+v -0.115485 -0.500000 -0.047835
+v -0.115485 0.500000 -0.047835
+v -0.088388 -0.500000 -0.088388
+v -0.088388 0.500000 -0.088388
+vt 0.062500 0.000000
+vt 0.062500 1.000000
+vt 0.000000 1.000000
+vt 0.000000 0.000000
+vt 1.000000 0.000000
+vt 1.000000 1.000000
+vt 0.937500 1.000000
+vt 0.937500 0.000000
+vt 0.875000 1.000000
+vt 0.875000 0.000000
+vt 0.812500 1.000000
+vt 0.812500 0.000000
+vt 0.750000 1.000000
+vt 0.750000 0.000000
+vt 0.687500 1.000000
+vt 0.687500 0.000000
+vt 0.625000 1.000000
+vt 0.625000 0.000000
+vt 0.562500 1.000000
+vt 0.562500 0.000000
+vt 0.500000 1.000000
+vt 0.500000 0.000000
+vt 0.437500 1.000000
+vt 0.437500 0.000000
+vt 0.375000 1.000000
+vt 0.375000 0.000000
+vt 0.312500 1.000000
+vt 0.312500 0.000000
+vt 0.250000 1.000000
+vt 0.250000 0.000000
+vt 0.187500 1.000000
+vt 0.187500 0.000000
+vt 0.308658 0.961940
+vt 0.146447 0.853553
+vt 0.038060 0.691342
+vt 0.000000 0.500000
+vt 0.038060 0.308658
+vt 0.146447 0.146446
+vt 0.308659 0.038060
+vt 0.500001 0.000000
+vt 0.691342 0.038060
+vt 0.853554 0.146447
+vt 0.961940 0.308659
+vt 1.000000 0.500000
+vt 0.961940 0.691342
+vt 0.853553 0.853553
+vt 0.691341 0.961940
+vt 0.125000 0.000000
+vt 0.125000 1.000000
+vt 0.308658 0.038060
+vt 0.853553 0.853554
+vt 0.499999 1.000000
+vt 0.308658 0.961939
+vt 0.146446 0.853553
+vt 0.038061 0.308658
+usemtl None
+s off
+f 1/1 2/2 4/3 3/4
+f 3/5 4/6 6/7 5/8
+f 5/8 6/7 8/9 7/10
+f 7/10 8/9 10/11 9/12
+f 9/12 10/11 12/13 11/14
+f 11/14 12/13 14/15 13/16
+f 13/16 14/15 16/17 15/18
+f 15/18 16/17 18/19 17/20
+f 17/20 18/19 20/21 19/22
+f 19/22 20/21 22/23 21/24
+f 21/24 22/23 24/25 23/26
+f 23/26 24/25 26/27 25/28
+f 25/28 26/27 28/29 27/30
+f 27/30 28/29 30/31 29/32
+f 4/21 2/33 32/34 30/35 28/36 26/37 24/38 22/39 20/40 18/41 16/42 14/43 12/44 10/45 8/46 6/47
+f 31/48 32/49 2/2 1/1
+f 29/32 30/31 32/49 31/48
+f 1/50 3/40 5/41 7/42 9/43 11/44 13/45 15/51 17/47 19/52 21/53 23/54 25/35 27/36 29/55 31/38