Files
Bubberstation/code/datums/components/area_sound_manager.dm
SkyratBot cab78dcf78 [MIRROR] Changes how weather sends sound to players, reduces sound loop overtime (#6627)
* Changes how weather sends sound to players, reduces sound loop overtime (#59284)

* Converts looping sounds from a list of play locations to just the one

* Updates all uses of looping sounds to match the new arg

* Adds an area based sound manager that hooks into looping sounds to drive the actual audio. I'll be using this to redo how weather effects handle sound

* Some structrual stuff to make everything else smoother
Timers now properly return the time left for client based timers
Weather sends global signals when it starts/stops
Looping sounds now use their timerid var for all their sound related timers, not just the main loop

* This is the painful part
Adds an area sound manager component, it handles the logic of moving into new areas potentially creating new
sound loops. We do some extra work to prevent stacking sound loops.
Adds an ash storm listener element that adds a tailored area sound manager to clients on the lavaland z level.
It's removed on logout.
Adds the ash_storm_sounds assoc list, a reference to this is passed into area sound managers, and it's modified
in a manner that doesn't break the reference in ash_storm (This is what I hate)

* Hooks ash storm listener into cliented mobs and possessed objects

* Documents the odd ref stuff, adds an ignore start var to looping sounds, fixes some errors and lint issues

* Applies kyler's review

banging

Co-authored-by: Kylerace <kylerlumpkin1@ gmail.com>

* Cleans up some var names, reduces the amount of looping we do in some areas

* Makes the code compile, redoes the movement listener to be more general

* fuck

* We don't need to detach on del if we're just removing signals on detach

* Should? work

* if(direct) memes

Co-authored-by: Kylerace <kylerlumpkin1@ gmail.com>

* Changes how weather sends sound to players, reduces sound loop overtime

Co-authored-by: LemonInTheDark <58055496+LemonInTheDark@users.noreply.github.com>
Co-authored-by: Kylerace <kylerlumpkin1@ gmail.com>
2021-07-01 02:18:04 +01:00

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///Allows you to set a theme for a set of areas without tying them to looping sounds explicitly
/datum/component/area_sound_manager
///area -> looping sound type
var/list/area_to_looping_type = list()
///Current sound loop
var/datum/looping_sound/our_loop
///A list of "acceptable" z levels to be on. If you leave this, we're gonna delete ourselves
var/list/accepted_zs
///The timer id of our current start delay, if it exists
var/timerid
/datum/component/area_sound_manager/Initialize(area_loop_pairs, change_on, remove_on, acceptable_zs)
if(!ismovable(parent))
return
area_to_looping_type = area_loop_pairs
accepted_zs = acceptable_zs
change_the_track()
RegisterSignal(parent, COMSIG_MOVABLE_MOVED, .proc/react_to_move)
RegisterSignal(parent, COMSIG_MOVABLE_Z_CHANGED, .proc/react_to_z_move)
RegisterSignal(parent, change_on, .proc/handle_change)
RegisterSignal(parent, remove_on, .proc/handle_removal)
/datum/component/area_sound_manager/Destroy(force, silent)
QDEL_NULL(our_loop)
. = ..()
/datum/component/area_sound_manager/proc/react_to_move(datum/source, atom/oldloc, dir, forced)
SIGNAL_HANDLER
var/list/loop_lookup = area_to_looping_type
if(loop_lookup[get_area(oldloc)] == loop_lookup[get_area(parent)])
return
change_the_track(TRUE)
/datum/component/area_sound_manager/proc/react_to_z_move(datum/source, old_z, new_z)
SIGNAL_HANDLER
if(!length(accepted_zs) || (new_z in accepted_zs))
return
qdel(src)
/datum/component/area_sound_manager/proc/handle_removal(datum/source)
SIGNAL_HANDLER
qdel(src)
/datum/component/area_sound_manager/proc/handle_change(datum/source)
SIGNAL_HANDLER
change_the_track()
/datum/component/area_sound_manager/proc/change_the_track(skip_start = FALSE)
var/time_remaining = 0
if(our_loop)
var/our_id = our_loop.timerid || timerid
if(our_id)
time_remaining = timeleft(our_id, SSsound_loops) || 0
//Time left will sometimes return negative values, just ignore them and start a new sound loop now
time_remaining = max(time_remaining, 0)
QDEL_NULL(our_loop)
var/area/our_area = get_area(parent)
var/new_loop_type = area_to_looping_type[our_area]
if(!new_loop_type)
return
our_loop = new new_loop_type(parent, FALSE, TRUE, skip_start)
//If we're still playing, wait a bit before changing the sound so we don't double up
if(time_remaining)
timerid = addtimer(CALLBACK(src, .proc/start_looping_sound), time_remaining, TIMER_UNIQUE | TIMER_CLIENT_TIME | TIMER_STOPPABLE | TIMER_NO_HASH_WAIT | TIMER_DELETE_ME, SSsound_loops)
return
timerid = null
our_loop.start()
/datum/component/area_sound_manager/proc/start_looping_sound()
timerid = null
if(our_loop)
our_loop.start()