Files
Yogstation/code/datums/helper_datums/teleport.dm
Jordan Brown e2dac49f59 Merge pull request #38476 from AutomaticFrenzy/patch/sparks
[s] Fix launchpads creating way too many sparks
2018-06-16 22:03:24 +01:00

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// teleatom: atom to teleport
// destination: destination to teleport to
// precision: teleport precision (0 is most precise, the default)
// effectin: effect to show right before teleportation
// effectout: effect to show right after teleportation
// asoundin: soundfile to play before teleportation
// asoundout: soundfile to play after teleportation
// force_teleport: if false, teleport will use Move() proc (dense objects will prevent teleportation)
// no_effects: disable the default effectin/effectout of sparks
/proc/do_teleport(atom/movable/teleatom, atom/destination, precision=null, force_teleport=TRUE, datum/effect_system/effectin=null, datum/effect_system/effectout=null, asoundin=null, asoundout=null, no_effects=FALSE)
// teleporting most effects just deletes them
if(iseffect(teleatom) && !istype(teleatom, /obj/effect/dummy/chameleon))
qdel(teleatom)
return FALSE
// argument handling
// if the precision is not specified, default to 0, but apply BoH penalties
if (isnull(precision))
precision = 0
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>")
// if effects are not specified and not explicitly disabled, sparks
if ((!effectin || !effectout) && !no_effects)
var/datum/effect_system/spark_spread/sparks = new
sparks.set_up(5, 1, teleatom)
if (!effectin)
effectin = sparks
if (!effectout)
effectout = sparks
// perform the teleport
var/turf/curturf = get_turf(teleatom)
var/turf/destturf = get_teleport_turf(get_turf(destination), precision)
if(!destturf || !curturf || destturf.is_transition_turf())
return FALSE
var/area/A = get_area(curturf)
if(A.noteleport)
return FALSE
tele_play_specials(teleatom, curturf, effectin, asoundin)
var/success = force_teleport ? teleatom.forceMove(destturf) : teleatom.Move(destturf)
if (success)
tele_play_specials(teleatom, destturf, effectout, asoundout)
if(ismegafauna(teleatom))
message_admins("[teleatom] [ADMIN_FLW(teleatom)] has teleported from [ADMIN_VERBOSEJMP(curturf)] to [ADMIN_VERBOSEJMP(destturf)].")
if(ismob(teleatom))
var/mob/M = teleatom
M.cancel_camera()
/proc/tele_play_specials(atom/movable/teleatom, atom/location, datum/effect_system/effect, sound)
if (location && !isobserver(teleatom))
if (sound)
playsound(location, sound, 60, 1)
if (effect)
effect.attach(location)
effect.start()
// 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))