Add open/close sound gains to the Doors API, balance sound levels (#2768)

game_api.txt

@@ -225,6 +225,8 @@ The doors mod allows modders to register custom doors and trapdoors.
 	sounds = default.node_sound_wood_defaults(), -- optional
 	sound_open = sound play for open door, -- optional
 	sound_close = sound play for close door, -- optional
+	gain_open = 0.3, -- optional, defaults to 0.3
+	gain_close = 0.3, -- optional, defaults to 0.3
 	protected = false, -- If true, only placer can open the door (locked for others)
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing) 
 	-- optional function containing the on_rightclick callback, defaults to a doors.door_toggle-wrapper
@@ -244,6 +246,8 @@ The doors mod allows modders to register custom doors and trapdoors.
 	sounds = default.node_sound_wood_defaults(), -- optional
 	sound_open = sound play for open door, -- optional
 	sound_close = sound play for close door, -- optional
+	gain_open = 0.3, -- optional, defaults to 0.3
+	gain_close = 0.3, -- optional, defaults to 0.3
 	protected = false, -- If true, only placer can open the door (locked for others)
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing) 
 	-- function containing the on_rightclick callback

mods/doors/init.lua

@@ -170,10 +170,10 @@ function doors.door_toggle(pos, node, clicker)
 
 	if state % 2 == 0 then
 		minetest.sound_play(def.door.sounds[1],
-			{pos = pos, gain = 0.3, max_hear_distance = 10}, true)
+			{pos = pos, gain = def.door.gains[1], max_hear_distance = 10}, true)
 	else
 		minetest.sound_play(def.door.sounds[2],
-			{pos = pos, gain = 0.3, max_hear_distance = 10}, true)
+			{pos = pos, gain = def.door.gains[2], max_hear_distance = 10}, true)
 	end
 
 	minetest.swap_node(pos, {
@@ -364,12 +364,21 @@ function doors.register(name, def)
 		def.sound_close = "doors_door_close"
 	end
 
+	if not def.gain_open then
+		def.gain_open = 0.3
+	end
+
+	if not def.gain_close then
+		def.gain_close = 0.3
+	end
+
 	def.groups.not_in_creative_inventory = 1
 	def.groups.door = 1
 	def.drop = name
 	def.door = {
 		name = name,
-		sounds = { def.sound_close, def.sound_open },
+		sounds = {def.sound_close, def.sound_open},
+		gains = {def.gain_close, def.gain_open},
 	}
 	if not def.on_rightclick then
 		def.on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
@@ -461,6 +470,8 @@ doors.register("door_wood", {
 		description = S("Wooden Door"),
 		inventory_image = "doors_item_wood.png",
 		groups = {node = 1, choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+		gain_open = 0.06,
+		gain_close = 0.13,
 		recipe = {
 			{"group:wood", "group:wood"},
 			{"group:wood", "group:wood"},
@@ -477,6 +488,8 @@ doors.register("door_steel", {
 		sounds = default.node_sound_metal_defaults(),
 		sound_open = "doors_steel_door_open",
 		sound_close = "doors_steel_door_close",
+		gain_open = 0.2,
+		gain_close = 0.2,
 		recipe = {
 			{"default:steel_ingot", "default:steel_ingot"},
 			{"default:steel_ingot", "default:steel_ingot"},
@@ -492,6 +505,8 @@ doors.register("door_glass", {
 		sounds = default.node_sound_glass_defaults(),
 		sound_open = "doors_glass_door_open",
 		sound_close = "doors_glass_door_close",
+		gain_open = 0.3,
+		gain_close = 0.25,
 		recipe = {
 			{"default:glass", "default:glass"},
 			{"default:glass", "default:glass"},
@@ -507,6 +522,8 @@ doors.register("door_obsidian_glass", {
 		sounds = default.node_sound_glass_defaults(),
 		sound_open = "doors_glass_door_open",
 		sound_close = "doors_glass_door_close",
+		gain_open = 0.3,
+		gain_close = 0.25,
 		recipe = {
 			{"default:obsidian_glass", "default:obsidian_glass"},
 			{"default:obsidian_glass", "default:obsidian_glass"},
@@ -553,12 +570,12 @@ function doors.trapdoor_toggle(pos, node, clicker)
 
 	if string.sub(node.name, -5) == "_open" then
 		minetest.sound_play(def.sound_close,
-			{pos = pos, gain = 0.3, max_hear_distance = 10}, true)
+			{pos = pos, gain = def.gain_close, max_hear_distance = 10}, true)
 		minetest.swap_node(pos, {name = string.sub(node.name, 1,
 			string.len(node.name) - 5), param1 = node.param1, param2 = node.param2})
 	else
 		minetest.sound_play(def.sound_open,
-			{pos = pos, gain = 0.3, max_hear_distance = 10}, true)
+			{pos = pos, gain = def.gain_open, max_hear_distance = 10}, true)
 		minetest.swap_node(pos, {name = node.name .. "_open",
 			param1 = node.param1, param2 = node.param2})
 	end
@@ -641,6 +658,14 @@ function doors.register_trapdoor(name, def)
 		def.sound_close = "doors_door_close"
 	end
 
+	if not def.gain_open then
+		def.gain_open = 0.3
+	end
+
+	if not def.gain_close then
+		def.gain_close = 0.3
+	end
+
 	local def_opened = table.copy(def)
 	local def_closed = table.copy(def)
 
@@ -694,6 +719,8 @@ doors.register_trapdoor("doors:trapdoor", {
 	wield_image = "doors_trapdoor.png",
 	tile_front = "doors_trapdoor.png",
 	tile_side = "doors_trapdoor_side.png",
+	gain_open = 0.06,
+	gain_close = 0.13,
 	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2, door = 1},
 })
 
@@ -707,6 +734,8 @@ doors.register_trapdoor("doors:trapdoor_steel", {
 	sounds = default.node_sound_metal_defaults(),
 	sound_open = "doors_steel_door_open",
 	sound_close = "doors_steel_door_close",
+	gain_open = 0.2,
+	gain_close = 0.2,
 	groups = {cracky = 1, level = 2, door = 1},
 })
 
@@ -747,7 +776,7 @@ function doors.register_fencegate(name, def)
 		on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
 			local node_def = minetest.registered_nodes[node.name]
 			minetest.swap_node(pos, {name = node_def.gate, param2 = node.param2})
-			minetest.sound_play(node_def.sound, {pos = pos, gain = 0.3,
+			minetest.sound_play(node_def.sound, {pos = pos, gain = 0.15,
 				max_hear_distance = 8}, true)
 			return itemstack
 		end,

mods/xpanes/init.lua

@@ -227,6 +227,8 @@ if minetest.get_modpath("doors") then
 		sounds = default.node_sound_metal_defaults(),
 		sound_open = "xpanes_steel_bar_door_open",
 		sound_close = "xpanes_steel_bar_door_close",
+		gain_open = 0.15,
+		gain_close = 0.13,
 		recipe = {
 			{"xpanes:bar_flat", "xpanes:bar_flat"},
 			{"xpanes:bar_flat", "xpanes:bar_flat"},
@@ -245,6 +247,8 @@ if minetest.get_modpath("doors") then
 		sounds = default.node_sound_metal_defaults(),
 		sound_open = "xpanes_steel_bar_door_open",
 		sound_close = "xpanes_steel_bar_door_close",
+		gain_open = 0.15,
+		gain_close = 0.13,
 	})
 
 	minetest.register_craft({