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S.P.L.U.R.T-Station-13/code/datums/helper_datums/teleport.dm
2018-01-15 12:05:46 -06:00

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//wrapper
/proc/do_teleport(ateleatom, adestination, aprecision=0, afteleport=1, aeffectin=null, aeffectout=null, asoundin=null, asoundout=null)
var/datum/teleport/instant/science/D = new
if(D.start(arglist(args)))
return TRUE
return FALSE
/datum/teleport
var/atom/movable/teleatom //atom to teleport
var/atom/destination //destination to teleport to
var/precision = 0 //teleport precision
var/datum/effect_system/effectin //effect to show right before teleportation
var/datum/effect_system/effectout //effect to show right after teleportation
var/soundin //soundfile to play before teleportation
var/soundout //soundfile to play after teleportation
var/force_teleport = 1 //if false, teleport will use Move() proc (dense objects will prevent teleportation)
/datum/teleport/proc/start(ateleatom, adestination, aprecision=0, afteleport=1, aeffectin=null, aeffectout=null, asoundin=null, asoundout=null)
if(!initTeleport(arglist(args)))
return 0
return 1
/datum/teleport/proc/initTeleport(ateleatom,adestination,aprecision,afteleport,aeffectin,aeffectout,asoundin,asoundout)
if(!setTeleatom(ateleatom))
return 0
if(!setDestination(adestination))
return 0
if(!setPrecision(aprecision))
return 0
setEffects(aeffectin,aeffectout)
setForceTeleport(afteleport)
setSounds(asoundin,asoundout)
return 1
//must succeed
/datum/teleport/proc/setPrecision(aprecision)
if(isnum(aprecision))
precision = aprecision
return 1
return 0
//must succeed
/datum/teleport/proc/setDestination(atom/adestination)
if(istype(adestination))
destination = adestination
return 1
return 0
//must succeed in most cases
/datum/teleport/proc/setTeleatom(atom/movable/ateleatom)
if(istype(ateleatom, /obj/effect) && !istype(ateleatom, /obj/effect/dummy/chameleon))
qdel(ateleatom)
return 0
if(istype(ateleatom))
teleatom = ateleatom
return 1
return 0
//custom effects must be properly set up first for instant-type teleports
//optional
/datum/teleport/proc/setEffects(datum/effect_system/aeffectin=null,datum/effect_system/aeffectout=null)
effectin = istype(aeffectin) ? aeffectin : null
effectout = istype(aeffectout) ? aeffectout : null
return 1
//optional
/datum/teleport/proc/setForceTeleport(afteleport)
force_teleport = afteleport
return 1
//optional
/datum/teleport/proc/setSounds(asoundin=null,asoundout=null)
soundin = isfile(asoundin) ? asoundin : null
soundout = isfile(asoundout) ? asoundout : null
return 1
//placeholder
/datum/teleport/proc/teleportChecks()
return 1
/datum/teleport/proc/playSpecials(atom/location,datum/effect_system/effect,sound)
if(location)
if(effect)
INVOKE_ASYNC(src, .proc/do_effect, location, effect)
if(sound)
INVOKE_ASYNC(src, .proc/do_sound, location, sound)
/datum/teleport/proc/do_effect(atom/location, datum/effect_system/effect)
src = null
effect.attach(location)
effect.start()
/datum/teleport/proc/do_sound(atom/location, sound)
src = null
playsound(location, sound, 60, 1)
//do the monkey dance
/datum/teleport/proc/doTeleport()
var/turf/destturf
var/turf/curturf = get_turf(teleatom)
destturf = get_teleport_turf(get_turf(destination), precision)
if(!destturf || !curturf || destturf.is_transition_turf())
return 0
var/area/A = get_area(curturf)
if(A.noteleport)
return 0
playSpecials(curturf,effectin,soundin)
if(force_teleport)
teleatom.forceMove(destturf)
if(ismegafauna(teleatom))
message_admins("[teleatom] [ADMIN_FLW(teleatom)] has teleported from [ADMIN_COORDJMP(curturf)] to [ADMIN_COORDJMP(destturf)].")
playSpecials(destturf,effectout,soundout)
else
if(teleatom.Move(destturf))
playSpecials(destturf,effectout,soundout)
if(ismegafauna(teleatom))
message_admins("[teleatom] [ADMIN_FLW(teleatom)] has teleported from [ADMIN_COORDJMP(curturf)] to [ADMIN_COORDJMP(destturf)].")
if(ismob(teleatom))
var/mob/M = teleatom
M.cancel_camera()
return 1
/datum/teleport/proc/teleport()
if(teleportChecks())
return doTeleport()
return 0
/datum/teleport/instant //teleports when datum is created
start(ateleatom, adestination, aprecision=0, afteleport=1, aeffectin=null, aeffectout=null, asoundin=null, asoundout=null)
if(..())
if(teleport())
return 1
return 0
/datum/teleport/instant/science
/datum/teleport/instant/science/setEffects(datum/effect_system/aeffectin,datum/effect_system/aeffectout)
if(aeffectin==null || aeffectout==null)
var/datum/effect_system/spark_spread/aeffect = new
aeffect.set_up(5, 1, teleatom)
effectin = effectin || aeffect
effectout = effectout || aeffect
return 1
else
return ..()
/datum/teleport/instant/science/setPrecision(aprecision)
..()
if(istype(teleatom, /obj/item/storage/backpack/holding))
precision = rand(1,100)
var/static/list/bag_cache = typecacheof(/obj/item/storage/backpack/holding)
var/list/bagholding = typecache_filter_list(teleatom.GetAllContents(), bag_cache)
if(bagholding.len)
precision = max(rand(1,100)*bagholding.len,100)
if(isliving(teleatom))
var/mob/living/MM = teleatom
to_chat(MM, "<span class='warning'>The bluespace interface on your bag of holding interferes with the teleport!</span>")
return TRUE
// Safe location finder
/proc/find_safe_turf(zlevel, list/zlevels, extended_safety_checks = FALSE)
if(!zlevels)
if (zlevel)
zlevels = list(zlevel)
else
zlevels = SSmapping.levels_by_trait(ZTRAIT_STATION)
var/cycles = 1000
for(var/cycle in 1 to cycles)
// DRUNK DIALLING WOOOOOOOOO
var/x = rand(1, world.maxx)
var/y = rand(1, world.maxy)
var/z = pick(zlevels)
var/random_location = locate(x,y,z)
if(!isfloorturf(random_location))
continue
var/turf/open/floor/F = random_location
if(!F.air)
continue
var/datum/gas_mixture/A = F.air
var/list/A_gases = A.gases
var/trace_gases
for(var/id in A_gases)
if(id in GLOB.hardcoded_gases)
continue
trace_gases = TRUE
break
// Can most things breathe?
if(trace_gases)
continue
if(!(A_gases[/datum/gas/oxygen] && A_gases[/datum/gas/oxygen][MOLES] >= 16))
continue
if(A_gases[/datum/gas/plasma])
continue
if(A_gases[/datum/gas/carbon_dioxide] && A_gases[/datum/gas/carbon_dioxide][MOLES] >= 10)
continue
// Aim for goldilocks temperatures and pressure
if((A.temperature <= 270) || (A.temperature >= 360))
continue
var/pressure = A.return_pressure()
if((pressure <= 20) || (pressure >= 550))
continue
if(extended_safety_checks)
if(islava(F)) //chasms aren't /floor, and so are pre-filtered
var/turf/open/lava/L = F
if(!L.is_safe())
continue
// DING! You have passed the gauntlet, and are "probably" safe.
return F
/proc/get_teleport_turfs(turf/center, precision = 0)
if(!precision)
return list(center)
var/list/posturfs = list()
for(var/turf/T in range(precision,center))
if(T.is_transition_turf())
continue // Avoid picking these.
var/area/A = T.loc
if(!A.noteleport)
posturfs.Add(T)
return posturfs
/proc/get_teleport_turf(turf/center, precision = 0)
return safepick(get_teleport_turfs(center, precision))