Update Ambient Sounds 3.0

Adds Lava/Water Idle sounds
Adds Snowbirds loops for use on Sif, currently meant to be looped
Adds better rain FX, gives storms their own FX too
Adds unused rumbly noises for underground

code/datums/looping_sounds/_looping_sound.dm

@@ -16,6 +16,7 @@
 	direct			(bool)					If true plays directly to provided atoms instead of from them
 	opacity_check	(bool)					If true, things behind walls/opaque things won't hear the sounds.
 	pref_check		(type)					If set to a /datum/client_preference type, will check if the hearer has that preference active before playing it to them.
+	volume_chan		(type)					If set to a specific volume channel via the incoming argument, we tell the playsound proc to modulate volume based on that channel
 */
 /datum/looping_sound
 	var/list/atom/output_atoms
@@ -32,6 +33,7 @@
 	var/extra_range
 	var/opacity_check
 	var/pref_check
+	var/volume_chan
 
 	var/timerid
 
@@ -91,7 +93,7 @@
 					continue
 			SEND_SOUND(thing, S)
 		else
-			playsound(thing, S, volume, vary, extra_range, ignore_walls = !opacity_check, preference = pref_check)
+			playsound(thing, S, volume, vary, extra_range, ignore_walls = !opacity_check, preference = pref_check, volume_channel = volume_chan) // CHOMPEdit - Weather volume channel
 
 /datum/looping_sound/proc/get_sound(starttime, _mid_sounds)
 	if(!_mid_sounds)

code/datums/looping_sounds/environment_sounds.dm

@@ -0,0 +1,28 @@
+/*
+ *	The purpose of this file is to house environment sound loops that originate from TURFS OR OBJECTS SOLELY FOR ENVIRONMENTAL AMBIENCE.
+ *	Lava bubbling is one such thing, the water rushing through a stream is another.
+*/
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+/datum/looping_sound/water
+	mid_sounds = list('sound/effects/weather/water_loop.ogg'=1)
+	mid_length = 6 SECONDS
+	volume = 10
+	volume_chan = VOLUME_CHANNEL_AMBIENCE
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+/datum/looping_sound/lava
+	mid_sounds = list(
+		'sound/effects/lava/lava_mid1.ogg'=1,
+		'sound/effects/lava/lava_mid2.ogg'=1,
+		'sound/effects/lava/lava_mid3.ogg'=1,
+		'sound/effects/lava/lava_mid4.ogg'=1,
+		'sound/effects/lava/lava_mid5.ogg'=1
+		)
+	mid_length = 9 SECONDS
+	volume = 40
+	volume_chan = VOLUME_CHANNEL_AMBIENCE
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

code/datums/looping_sounds/weather_sounds.dm

@@ -1,5 +1,6 @@
 /datum/looping_sound/weather
 	pref_check = /datum/client_preference/weather_sounds
+	volume_chan = VOLUME_CHANNEL_WEATHER // CHOMPEdit - Weather Volume Channel
 
 /datum/looping_sound/weather/outside_blizzard
 	mid_sounds = list(
@@ -71,28 +72,40 @@
 /datum/looping_sound/weather/wind/gentle/indoors
 	volume = 5
 
+// CHOMPEdit Start: Replace Rain sounds with something not-garbage.
 /datum/looping_sound/weather/rain
 	mid_sounds = list(
-		'sound/effects/weather/acidrain_mid.ogg' = 1
+		'sound/effects/weather/rain/rain_new_1.ogg' = 1,
+		'sound/effects/weather/rain/rain_new_2.ogg' = 1
 		)
-	mid_length = 15 SECONDS
-	start_sound = 'sound/effects/weather/acidrain_start.ogg'
-	start_length = 13 SECONDS
-	end_sound = 'sound/effects/weather/acidrain_end.ogg'
-	volume = 20
-
-/datum/looping_sound/weather/rain/heavy
-	volume = 40
+	mid_length = 3 SECONDS
+	start_sound = 'sound/effects/weather/rain/start_rain.ogg'
+	start_length = 3 SECONDS
+	end_sound = 'sound/effects/weather/rain/end_rain.ogg'
+	volume = 50
 
+// CHOMPEdit End: Replace Rain sounds with something not-garbage.
 /datum/looping_sound/weather/rain/indoors
+	volume = 20
+	
+// CHOMPEdit Start: Proper storm sounds!
+/datum/looping_sound/weather/storm
 	mid_sounds = list(
-		'sound/effects/weather/indoorrain_mid.ogg' = 1
+		'sound/effects/weather/storm/storm_loop.ogg' = 1
 		)
-	mid_length = 15 SECONDS
-	start_sound = 'sound/effects/weather/indoorrain_start.ogg'
-	start_length = 13 SECONDS
-	end_sound = 'sound/effects/weather/indoorrain_end.ogg'
-	volume = 20 //Sound is already quieter in file
+	mid_length = 3 SECONDS
+	start_sound = list(
+		'sound/effects/weather/storm/storm_start1.ogg' = 1,
+		'sound/effects/weather/storm/storm_start2.ogg' = 1
+		)
+	start_length = 4 SECONDS
+	end_sound = list(
+		'sound/effects/weather/storm/storm_end1.ogg' = 1,
+		'sound/effects/weather/storm/storm_end2.ogg' = 1
+		)
+	volume = 60
 
-/datum/looping_sound/weather/rain/indoors/heavy
-	volume = 40
+// CHOMPEdit End: Proper storm sounds!
+
+/datum/looping_sound/weather/storm/indoors
+	volume = 20