re-add sounds since they can now be disabled for use with ambiance.

init.lua

@@ -144,6 +144,122 @@ minetest.override_item("default:coalblock", {
 	end,
 })
 
+--
+-- Sound
+--
+
+local flame_sound = minetest.setting_getbool("flame_sound")
+if flame_sound == nil then
+	-- Enable if no setting present
+	flame_sound = true
+end
+
+if flame_sound then
+
+	local handles = {}
+	local timer = 0
+
+	-- Parameters
+
+	local radius = 8 -- Flame node search radius around player
+	local cycle = 3 -- Cycle time for sound updates
+
+	-- Update sound for player
+
+	function fire.update_player_sound(player)
+		local player_name = player:get_player_name()
+		-- Search for flame nodes in radius around player
+		local ppos = player:getpos()
+		local areamin = vector.subtract(ppos, radius)
+		local areamax = vector.add(ppos, radius)
+		local fpos, num = minetest.find_nodes_in_area(
+			areamin,
+			areamax,
+			{"fire:basic_flame", "fire:permanent_flame"}
+		)
+		-- Total number of flames in radius
+		local flames = (num["fire:basic_flame"] or 0) +
+			(num["fire:permanent_flame"] or 0)
+		-- Stop previous sound
+		if handles[player_name] then
+			minetest.sound_stop(handles[player_name])
+			handles[player_name] = nil
+		end
+		-- If flames
+		if flames > 0 then
+			-- Find centre of flame positions
+			local fposmid = fpos[1]
+			-- If more than 1 flame
+			if #fpos > 1 then
+				local fposmin = areamax
+				local fposmax = areamin
+				for i = 1, #fpos do
+					local fposi = fpos[i]
+					if fposi.x > fposmax.x then
+						fposmax.x = fposi.x
+					end
+					if fposi.y > fposmax.y then
+						fposmax.y = fposi.y
+					end
+					if fposi.z > fposmax.z then
+						fposmax.z = fposi.z
+					end
+					if fposi.x < fposmin.x then
+						fposmin.x = fposi.x
+					end
+					if fposi.y < fposmin.y then
+						fposmin.y = fposi.y
+					end
+					if fposi.z < fposmin.z then
+						fposmin.z = fposi.z
+					end
+				end
+				fposmid = vector.divide(vector.add(fposmin, fposmax), 2)
+			end
+			-- Play sound
+			local handle = minetest.sound_play(
+				"fire_fire",
+				{
+					pos = fposmid,
+					to_player = player_name,
+					gain = math.min(0.06 * (1 + flames * 0.125), 0.18),
+					max_hear_distance = 32,
+					loop = true, -- In case of lag
+				}
+			)
+			-- Store sound handle for this player
+			if handle then
+				handles[player_name] = handle
+			end
+		end
+	end
+
+	-- Cycle for updating players sounds
+
+	minetest.register_globalstep(function(dtime)
+		timer = timer + dtime
+		if timer < cycle then
+			return
+		end
+
+		timer = 0
+		local players = minetest.get_connected_players()
+		for n = 1, #players do
+			fire.update_player_sound(players[n])
+		end
+	end)
+
+	-- Stop sound and clear handle on player leave
+
+	minetest.register_on_leaveplayer(function(player)
+		local player_name = player:get_player_name()
+		if handles[player_name] then
+			minetest.sound_stop(handles[player_name])
+			handles[player_name] = nil
+		end
+	end)
+end
+
 -- Deprecated function kept temporarily to avoid crashes if mod fire nodes call it
 
 function fire.update_sounds_around(pos)
@@ -205,10 +321,10 @@ else -- Fire enabled
 		chance = 12,
 		catch_up = false,
 		action = function(pos, node, active_object_count, active_object_count_wider)
-			-- If there is water or stuff like that around node, don't ignite
 			if fire.spread == false then
 				return
 			end
+			-- If there is water or stuff like that around node, don't ignite
 			if minetest.find_node_near(pos, 1, {"group:puts_out_fire"}) then
 				return
 			end