added some clang sounds

now there are some clang sound that will played it the player digs or walks on the cannon

functions.lua

@@ -15,6 +15,18 @@ function cannons.destroy(pos,range)
 	end
 end
 
+function cannons.sound_defaults(table)
+	table = table or {}
+	table.footstep = table.footstep or
+			{name="cannons_walk", gain=1.0}
+	table.dig = table.dig or
+			{name="cannons_dig", gain=0.5}
+	table.dug = table.dug or
+			{name="default_dug_node", gain=0.5}
+	table.place = table.place or
+			{name="default_place_node_hard", gain=1.0}
+	return table
+end
 function cannons.inventory_modified(pos)
 	local meta = minetest.get_meta(pos)
 	local inv = meta:get_inventory()

items.lua

@@ -168,7 +168,7 @@ minetest.register_node("cannons:cannon", {
 	paramtype = "light",
 	paramtype2 = "facedir",
 	groups = {cracky=1},
-	sounds = default.node_sound_wood_defaults(),
+	sounds = cannons.sound_defaults(),
 	node_box = cannons.nodebox,
 	on_place = cannons.on_place,
 	selection_box = cannons.nodebox,
@@ -211,7 +211,7 @@ minetest.register_node("cannons:bronze_canon", {
 	paramtype = "light",
 	paramtype2 = "facedir",
 	groups = {cracky=1},
-	sounds = default.node_sound_wood_defaults(),
+	sounds = cannons.sound_defaults(),
 	node_box = cannons.nodebox,
 	selection_box = cannons.nodebox,
 	on_punch = cannons.punched,

license.txt

@@ -2,6 +2,15 @@ cannons_splash.1.ogg
 cannons_splash.2.ogg
 cannons_splash.3.ogg
 cannons_splash.4.ogg
-
 License: 	Public Domain
 source:		http://www.mediacollege.com/downloads/sound-effects/water/
+
+
+cannons_dig.1.ogg
+cannons_dig.2.ogg
+cannons_dig.3.ogg
+cannons_dig.4.ogg
+cannons_walk.1.ogg
+cannons_walk.2.ogg
+cannons_walk.3.ogg
+License: 	Public Domain

locks.lua

@@ -11,7 +11,7 @@ minetest.register_node("cannons:shared_locked_cannon", {
 	paramtype = "light",
 	paramtype2 = "facedir",
 	groups = {cracky=1},
-	sounds = default.node_sound_wood_defaults(),
+	sounds = cannons.sound_defaults(),
 	node_box = cannons.nodebox,
 	on_place = cannons.on_place,
 	selection_box = cannons.nodebox,