mirror of
https://github.com/Bubberstation/Bubberstation.git
synced 2025-12-19 22:23:11 +00:00
62 lines
2.3 KiB
Plaintext
62 lines
2.3 KiB
Plaintext
/// Subsystem to handle falling of off cliffs
|
|
MOVEMENT_SUBSYSTEM_DEF(cliff_falling)
|
|
name = "Cliff Falling"
|
|
priority = FIRE_PRIORITY_CLIFF_FALLING
|
|
flags = SS_NO_INIT|SS_TICKER
|
|
runlevels = RUNLEVEL_GAME | RUNLEVEL_POSTGAME
|
|
|
|
/// Who are currently falling and with which movemanager?
|
|
var/list/cliff_grinders = list()
|
|
|
|
/datum/controller/subsystem/movement/cliff_falling/proc/start_falling(atom/movable/faller, turf/open/cliff/cliff)
|
|
// Make them move
|
|
var/mover = GLOB.move_manager.move(moving = faller, direction = cliff.fall_direction, delay = cliff.fall_speed, subsystem = src, priority = MOVEMENT_ABOVE_SPACE_PRIORITY, flags = MOVEMENT_LOOP_OUTSIDE_CONTROL | MOVEMENT_LOOP_NO_DIR_UPDATE)
|
|
|
|
cliff_grinders[faller] = mover
|
|
|
|
RegisterSignal(faller, COMSIG_MOVABLE_MOVED, PROC_REF(on_moved))
|
|
RegisterSignal(faller, COMSIG_QDELETING, PROC_REF(clear_references))
|
|
RegisterSignal(faller, COMSIG_MOVABLE_PRE_MOVE, PROC_REF(check_move))
|
|
|
|
/// We just moved, so check if we're still moving right
|
|
/datum/controller/subsystem/movement/cliff_falling/proc/on_moved(atom/movable/mover, turf/old_loc)
|
|
SIGNAL_HANDLER
|
|
|
|
var/turf/open/cliff/new_cliff = mover.loc
|
|
if(!iscliffturf(new_cliff)) //not a cliff, lets clean up
|
|
var/datum/move_loop/move/falling = cliff_grinders[mover]
|
|
clear_references(mover)
|
|
qdel(falling)
|
|
return
|
|
|
|
new_cliff.on_fall(mover)
|
|
|
|
if(old_loc.type == new_cliff) //same type of cliff, no worries
|
|
return
|
|
|
|
var/datum/move_loop/move/fall = cliff_grinders[mover]
|
|
fall.set_delay(new_cliff.fall_speed) //different cliff, so set the speed
|
|
|
|
/datum/controller/subsystem/movement/cliff_falling/proc/on_qdel(atom/movable/deletee)
|
|
SIGNAL_HANDLER
|
|
|
|
clear_references(deletee)
|
|
|
|
/datum/controller/subsystem/movement/cliff_falling/proc/clear_references(atom/movable/deletee)
|
|
cliff_grinders -= deletee
|
|
|
|
UnregisterSignal(deletee, list(COMSIG_MOVABLE_MOVED, COMSIG_QDELETING, COMSIG_MOVABLE_PRE_MOVE))
|
|
|
|
/// Check if we can move! We do this mostly to determine falling behaviour and make sure we're moving to valid tiles
|
|
/datum/controller/subsystem/movement/cliff_falling/proc/check_move(atom/movable/mover, turf/target)
|
|
SIGNAL_HANDLER
|
|
|
|
var/turf/open/cliff/cliff_turf = get_turf(mover)
|
|
|
|
if(!iscliffturf(cliff_turf)) //we arent on a cliff, WHY ARE WE HERE???
|
|
clear_references(mover)
|
|
return
|
|
|
|
if(!cliff_turf.can_move(mover, target))
|
|
return COMPONENT_MOVABLE_BLOCK_PRE_MOVE
|