Better textures for turtle, and fix rotation

LICENSE.txt

@@ -1,5 +1,6 @@
 License of textures and models
 Textures and nodebox of screen are by kaeza, modified by Nore, under the WTFPL license
+Texture and model of turtle by kilbith, modified by Nore, under the CC0 license
 All other textures are by kaeza, licensed under the CC-BY-SA license
 
 ------------------------------

models/turtle.obj

@@ -0,0 +1,34 @@
+# Blender v2.69 (sub 0) OBJ File: ''
+# www.blender.org
+mtllib turtle.mtl
+o Cube
+v 0.400000 -0.400000 -0.400000
+v 0.400000 -0.400000 0.400000
+v -0.400000 -0.400000 0.400000
+v -0.400000 -0.400000 -0.400000
+v 0.400000 0.400000 -0.400000
+v 0.400000 0.400000 0.400000
+v -0.400000 0.400000 0.400000
+v -0.400000 0.400000 -0.400000
+vt 0.499999 0.500000
+vt 0.499999 0.749956
+vt 0.250043 0.749957
+vt 0.250042 0.500001
+vt 0.499998 0.250043
+vt 0.250041 0.250044
+vt 0.250040 0.000088
+vt 0.499996 0.000087
+vt 0.749956 0.749956
+vt 0.749956 0.999913
+vt 0.500000 0.999913
+vt 0.250043 0.999913
+vt 0.000087 0.999913
+vt 0.000087 0.749957
+usemtl Material
+s off
+f 1/1 2/2 3/3 4/4
+f 5/5 8/6 7/7 6/8
+f 1/9 5/10 6/11 2/2
+f 2/2 6/11 7/12 3/3
+f 3/3 7/12 8/13 4/14
+f 5/5 1/1 4/4 8/6

t2.lua

@@ -188,16 +188,20 @@ local function done_move(pos, spos, npos)
 end
 
 local function done_rotation(yaw, nyaw, rotate_speed)
-	return (nyaw - yaw + rotate_speed - math.pi / 2) % (2 * math.pi) < math.pi
+	return (((nyaw - yaw + rotate_speed) % (2 * math.pi)) - math.pi) * (((nyaw - yaw) % (2 * math.pi) - math.pi)) <= 0
 end
 
 minetest.register_entity("turtle:turtle", {
 	physical = true,
 	collisionbox = {-0.4999, -0.4999, -0.4999, 0.4999, 0.4999, 0.4999}, -- Not 0.5 to avoid the turtle being stuck due to rounding errors
 	collides_with_objects = false,
-	visual = "wielditem", -- TODO: change that to a mesh, and add animations
-	visual_size = {x = 2/3, y = 2/3},
-	textures = {"default:wood"},
+	--visual = "wielditem", -- TODO: change that to a mesh, and add animations
+	--visual_size = {x = 2/3, y = 2/3},
+	--textures = {"default:wood"},
+	visual = "mesh",
+	mesh = "turtle.obj",
+	textures = {"turtle.png"},
+	visual_size = {x = 10, y = 10},
 	on_activate = function(self, staticdata)
 		local id = tonumber(staticdata)
 		if id ~= nil then