Add background music

README.txt

@@ -30,14 +30,17 @@ GNU General Public License for more details.
 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-License of media (textures, sounds and models):
------------------------------------------------
-Attribution-ShareAlike 3.0 Unported (CC BY-SA 3.0)
-http://creativecommons.org/licenses/by-sa/3.0/
+License of textures:
+--------------------
+Copyright (C) 2013 PilzAdam <pilzadam@minetest.net>
+CC BY-SA 3.0: http://creativecommons.org/licenses/by-sa/3.0/
 
-Authors of media (textures, sounds and models):
------------------------------------------------
-Everything not listed here: Copyright (C) 2013 PilzAdam <pilzadam@minetest.net>
+License of sound effects:
+-------------------------
+Copyright (C) 2013 Mito551
+CC BY-SA 3.0: http://creativecommons.org/licenses/by-sa/3.0/
 
-Copyright (C) 2013 Mito551:
-  All soundfiles (*.ogg)
+License of background music (score_background.ogg):
+---------------------------------------------------
+Copyright (C) 2006 natlyea https://libre.fm/artist/natlyea/
+CC BY 2.5: http://creativecommons.org/licenses/by/2.5/

mods/score/init.lua

@@ -70,7 +70,7 @@ local function get_light_cost(level)
 	local cost = {}
 	cost["score:coal_" .. level] = 50
 	if level > 1 then
-		cost["score:coal_" .. (level + 1)] = 80
+		cost["score:coal_" .. (level - 1)] = 80
 	end
 	return cost
 end
@@ -314,6 +314,11 @@ minetest.register_on_joinplayer(function(player)
 		alignment = { x = -1, y = -1 },
 	})
 
+	minetest.sound_play("score_background", {
+		to_player = player:get_player_name(),
+		loop = true, -- TODO
+	})
+
 	local hud_inv = player:get_inventory()
 	hud_inv:set_size("main", INV_SIZE)
 	if not hud_inv:get_stack("main", INV_PICK_INDEX):get_name():match("^score:pick_") or