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85 lines
2.2 KiB
Plaintext
85 lines
2.2 KiB
Plaintext
/** Object integrity regeneration element added by alien alloy.
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*/
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/datum/element/obj_regen
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element_flags = ELEMENT_BESPOKE | ELEMENT_DETACH
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id_arg_index = 2
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/// The rate of regeneration as a function of maximum integrity.
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var/rate
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/// The objects that are regenerating due to this element.
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var/list/processing = list()
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/// The current stack of objects we are processing.
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var/list/currentrun
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/// Whether we stopped processing early the last tick.
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var/resumed = FALSE
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/datum/element/obj_regen/Attach(obj/target, _rate=0)
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. = ..()
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if(!istype(target))
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return ELEMENT_INCOMPATIBLE
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if(_rate <= 0)
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return ELEMENT_INCOMPATIBLE
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rate = _rate
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RegisterSignal(target, COMSIG_OBJ_TAKE_DAMAGE, .proc/on_take_damage)
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if(target.obj_integrity < target.max_integrity)
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if(!length(processing))
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START_PROCESSING(SSobj, src)
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processing |= target
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/datum/element/obj_regen/Detach(obj/target)
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UnregisterSignal(target, COMSIG_OBJ_TAKE_DAMAGE)
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processing -= target
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if(!length(processing))
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STOP_PROCESSING(SSobj, src)
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/// Handles beginning processing objects.
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/datum/element/obj_regen/proc/on_take_damage(obj/target, damage_amt)
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if(!damage_amt)
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return
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if(!length(processing))
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START_PROCESSING(SSobj, src)
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processing |= target
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/// Handle regenerating attached objects.
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/datum/element/obj_regen/process(delta_time)
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set waitfor = FALSE
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if(!resumed)
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currentrun = processing.Copy()
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resumed = FALSE
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var/list/cached_run = currentrun
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if(!length(cached_run))
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if(!length(processing))
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STOP_PROCESSING(SSobj, src)
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return
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return
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var/cached_rate = rate
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while(length(cached_run))
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var/obj/regen_obj = cached_run[cached_run.len]
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cached_run.len--
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if(QDELETED(regen_obj))
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processing -= regen_obj
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if(!length(processing))
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STOP_PROCESSING(SSobj, src)
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return PROCESS_KILL
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if(CHECK_TICK)
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resumed = TRUE
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return
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continue
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regen_obj.obj_integrity = clamp(regen_obj.obj_integrity + (regen_obj.max_integrity * cached_rate), 0, regen_obj.max_integrity)
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if(regen_obj.obj_integrity == regen_obj.max_integrity)
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processing -= regen_obj
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if(!length(processing))
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STOP_PROCESSING(SSobj, src)
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return PROCESS_KILL
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if(CHECK_TICK)
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resumed = TRUE
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return
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