Use PI variable rather than unclear constant

diff --git a/mods/beds/functions.lua b/mods/beds/functions.lua
index 59b2248001593e16b5bccd8c0f2a937b9fd3fa60..5b2f540699ed7c3a9c179618bc24d213d121cfde 100644 (file)
--- a/mods/beds/functions.lua
+++ b/mods/beds/functions.lua
@@ -1,3 +1,4 @@
+local pi = math.pi
 local player_in_bed = 0
 local is_sp = minetest.is_singleplayer()
 local enable_respawn = minetest.setting_getbool("enable_bed_respawn")
@@ -11,13 +12,13 @@ end
 local function get_look_yaw(pos)
        local n = minetest.get_node(pos)
        if n.param2 == 1 then
-               return 7.9, n.param2
+               return pi/2, n.param2
        elseif n.param2 == 3 then
-               return 4.75, n.param2
+               return -pi/2, n.param2
        elseif n.param2 == 0 then
-               return 3.15, n.param2
+               return pi, n.param2
        else
-               return 6.28, n.param2
+               return 0, n.param2
        end
 end