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Ventcrawl port from Bay12/VG (#852)
Original code from /vg/, port credit goes to Zuhayr.
This commit is contained in:
Bedshaped
@@ -0,0 +1,223 @@
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var/list/ventcrawl_machinery = list(
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/obj/machinery/atmospherics/unary/vent_pump,
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/obj/machinery/atmospherics/unary/vent_scrubber
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)
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// Vent crawling whitelisted items, whoo
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/mob/living/var/list/can_enter_vent_with = list(
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/obj/item/weapon/implant,
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/obj/item/device/radio/borg,
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/obj/item/weapon/holder,
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/obj/machinery/camera,
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/mob/living/simple_animal/borer
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)
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/mob/living/var/list/icon/pipes_shown = list()
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/mob/living/var/last_played_vent
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/mob/living/var/is_ventcrawling = 0
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/mob/living/var/next_play_vent = 0
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/mob/living/proc/can_ventcrawl()
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return 0
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/mob/living/Login()
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. = ..()
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//login during ventcrawl
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if(is_ventcrawling && istype(loc, /obj/machinery/atmospherics)) //attach us back into the pipes
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remove_ventcrawl()
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add_ventcrawl(loc)
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/mob/living/carbon/slime/can_ventcrawl()
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if(Victim)
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src << "<span class='warning'>You cannot ventcrawl while feeding.</span>"
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return 0
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return 1
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/mob/living/proc/is_allowed_vent_crawl_item(var/obj/item/carried_item)
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for(var/type in can_enter_vent_with)
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if(istype(carried_item, can_enter_vent_with))
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return get_inventory_slot(carried_item) == 0
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return 0
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/mob/living/carbon/is_allowed_vent_crawl_item(var/obj/item/carried_item)
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if(carried_item in internal_organs)
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return 1
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return ..()
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/mob/living/carbon/human/is_allowed_vent_crawl_item(var/obj/item/carried_item)
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if(carried_item in organs)
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return 1
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return ..()
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/mob/living/simple_animal/spiderbot/is_allowed_vent_crawl_item(var/obj/item/carried_item)
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if(carried_item == held_item)
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return 1
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return ..()
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/mob/living/proc/ventcrawl_carry()
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for(var/atom/A in src.contents)
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if(!is_allowed_vent_crawl_item(A))
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src << "<span class='warning'>You can't be carrying that when vent crawling!</span>"
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return 0
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return 1
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/obj/machinery/atmospherics/AltClick(mob/living/user)
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if(is_type_in_list(src,ventcrawl_machinery) && user.can_ventcrawl())
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user.handle_ventcrawl()
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return 1
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return ..()
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/mob/living/carbon/human/can_ventcrawl()
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return issmall(src)
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/mob/proc/start_ventcrawl()
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var/atom/pipe
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var/list/pipes = list()
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for(var/obj/machinery/atmospherics/unary/U in range(1))
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if(is_type_in_list(U,ventcrawl_machinery) && Adjacent(U))
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pipes |= U
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if(!pipes || !pipes.len)
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usr << "<span class='notice'>There are no pipes that you can ventcrawl into within range!</span>"
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return
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if(pipes.len == 1)
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pipe = pipes[1]
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else
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pipe = input("Crawl Through Vent", "Pick a pipe") as null|anything in pipes
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if(canmove && pipe)
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return pipe
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/mob/living/carbon/slime/can_ventcrawl()
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return 1
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/mob/living/simple_animal/borer/can_ventcrawl()
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return 1
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/mob/living/simple_animal/borer/ventcrawl_carry()
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return 1
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/mob/living/simple_animal/mouse/can_ventcrawl()
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return 1
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/mob/living/simple_animal/spiderbot/can_ventcrawl()
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return 1
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/mob/living/carbon/alien/can_ventcrawl()
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return 1
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/mob/living/carbon/alien/ventcrawl_carry()
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return 1
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/mob/living/proc/size_to_crawldelay(var/size)
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var/delayticks = size * 3
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return delayticks >= 3 ? delayticks : 3
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/mob/living/var/ventcrawl_layer = 3
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/mob/living/proc/handle_ventcrawl(var/atom/clicked_on)
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if(!stat)
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if(!lying)
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var/obj/machinery/atmospherics/unary/vent_found
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if(clicked_on && Adjacent(clicked_on))
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vent_found = clicked_on
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if(!istype(vent_found) || !vent_found.can_crawl_through())
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vent_found = null
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if(!vent_found)
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for(var/obj/machinery/atmospherics/machine in range(1,src))
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if(is_type_in_list(machine, ventcrawl_machinery))
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vent_found = machine
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if(!vent_found || !vent_found.can_crawl_through())
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vent_found = null
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if(vent_found)
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break
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if(istype(vent_found, /obj/machinery/atmospherics/unary/vent_pump/) && vent_found:is_welded()) // welded check
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src << "<span class='warning'>You can't crawl into a welded vent!</span>"
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return
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if(vent_found)
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if(vent_found.network && (vent_found.network.normal_members.len || vent_found.network.line_members.len))
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visible_message("<span class='warning'>[src] begins to climb into the ventilation system!","<span class='notice'>You begin climbing into the ventilation system...</span>")
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if(vent_found.air_contents && !issilicon(src))
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switch(vent_found.air_contents.temperature)
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if(0 to BODYTEMP_COLD_DAMAGE_LIMIT)
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src << "<span class='danger'>You feel a painful freeze coming from the vent!</span>"
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if(BODYTEMP_COLD_DAMAGE_LIMIT to T0C)
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src << "<span class='warning'>You feel an icy chill coming from the vent.</span>"
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if(T0C + 40 to BODYTEMP_HEAT_DAMAGE_LIMIT)
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src << "<span class='warning'>You feel a hot wash coming from the vent.</span>"
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if(BODYTEMP_HEAT_DAMAGE_LIMIT to INFINITY)
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src << "<span class='danger'>You feel a searing heat coming from the vent!</span>"
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switch(vent_found.air_contents.return_pressure())
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if(0 to HAZARD_LOW_PRESSURE)
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src << "<span class='danger'>You feel a rushing draw pulling you into the vent!</span>"
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if(HAZARD_LOW_PRESSURE to WARNING_LOW_PRESSURE)
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src << "<span class='warning'>You feel a strong drag pulling you into the vent.</span>"
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if(WARNING_HIGH_PRESSURE to HAZARD_HIGH_PRESSURE)
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src << "<span class='warning'>You feel a strong current pushing you away from the vent.</span>"
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if(HAZARD_HIGH_PRESSURE to INFINITY)
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src << "<span class='danger'>You feel a roaring wind pushing you away from the vent!</span>"
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if(!do_mob(src, vent_found, mob_size ? size_to_crawldelay(mob_size) : size_to_crawldelay(15), 1, 1))
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return
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if(!client)
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return
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if(!ventcrawl_carry())
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return
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visible_message("<B>[src] scrambles into the ventilation ducts!</B>", "You climb into the ventilation system.")
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forceMove(vent_found)
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add_ventcrawl(vent_found)
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sight = (SEE_TURFS|BLIND)
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else
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src << "<span class='notice'>This vent is not connected to anything."
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else
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src << "<span class='notice'>You must be standing on or beside an air vent to enter it."
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else
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src << "<span class='notice'>You can't vent crawl while you're stunned!"
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else
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src << "<span class='notice'>You must be conscious to do this!"
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return
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/mob/living/proc/add_ventcrawl(obj/machinery/atmospherics/starting_machine)
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is_ventcrawling = 1
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//candrop = 0
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var/datum/pipe_network/network = starting_machine.return_network(starting_machine)
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if(!network)
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return
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for(var/datum/pipeline/pipeline in network.line_members)
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for(var/obj/machinery/atmospherics/A in (pipeline.members || pipeline.edges)) // Adds pipe and manifold images
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if(!A.pipe_image)
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A.pipe_image = image(A, A.loc, layer = 20, dir = A.dir)
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pipes_shown += A.pipe_image
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client.images += A.pipe_image
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for (var/obj/machinery/atmospherics/V in network.normal_members) // Adds vent and scrubber images
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if (!V.pipe_image || istype(V, /obj/machinery/atmospherics/unary/vent_pump/))
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V.pipe_image = image(V, V.loc, layer = 20, dir = V.dir)
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pipes_shown += V.pipe_image
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client.images += V.pipe_image
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/mob/living/proc/remove_ventcrawl()
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is_ventcrawling = 0
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//candrop = 1
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if(client)
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for(var/image/current_image in pipes_shown)
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client.images -= current_image
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client.eye = src
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pipes_shown.len = 0
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@@ -0,0 +1,90 @@
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/obj/machinery/atmospherics/var/image/pipe_image
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/obj/machinery/atmospherics/Destroy()
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for(var/mob/living/M in src) //ventcrawling is serious business
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M.remove_ventcrawl()
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M.forceMove(get_turf(src))
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if(pipe_image)
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for(var/mob/living/M in player_list)
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if(M.client)
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M.client.images -= pipe_image
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M.pipes_shown -= pipe_image
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pipe_image = null
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. = ..()
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/obj/machinery/atmospherics/ex_act(severity)
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for(var/atom/movable/A in src) //ventcrawling is serious business
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A.ex_act(severity)
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. = ..()
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/obj/machinery/atmospherics/Entered(atom/movable/Obj)
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if(istype(Obj, /mob/living))
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var/mob/living/L = Obj
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L.ventcrawl_layer = layer
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. = ..()
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/obj/machinery/atmospherics/relaymove(mob/living/user, direction)
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if(!(direction & initialize_directions)) //can't go in a way we aren't connecting to
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return
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ventcrawl_to(user,findConnecting(direction, user.ventcrawl_layer),direction)
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/obj/machinery/atmospherics/proc/ventcrawl_to(var/mob/living/user, var/obj/machinery/atmospherics/target_move, var/direction)
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if(target_move)
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if(is_type_in_list(target_move, ventcrawl_machinery) && target_move.can_crawl_through())
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if(istype(target_move, /obj/machinery/atmospherics/unary/vent_pump/) && target_move:is_welded())
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user.visible_message("<span class='warning'You hear something banging on \the [target_move.name]!</span>", "<span class='notice'>You can't escape from a welded vent.</span>")
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else
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user.remove_ventcrawl()
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user.forceMove(target_move.loc) //handles entering and so on
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user.sight &= ~(SEE_TURFS|BLIND)
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user.visible_message("<span class='warning'>You hear something squeezing through the ducts.</span>", "You climb out the ventilation system.")
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else if(target_move.can_crawl_through())
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if(target_move.return_network(target_move) != return_network(src))
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user.remove_ventcrawl()
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user.add_ventcrawl(target_move)
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user.forceMove(target_move)
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user.client.eye = target_move //if we don't do this, Byond only updates the eye every tick - required for smooth movement
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if(world.time > user.next_play_vent)
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user.next_play_vent = world.time+30
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playsound(src, 'sound/machines/ventcrawl.ogg', 50, 1, -3)
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else
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if((direction & initialize_directions) || is_type_in_list(src, ventcrawl_machinery) && src.can_crawl_through()) //if we move in a way the pipe can connect, but doesn't - or we're in a vent
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user.remove_ventcrawl()
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user.forceMove(src.loc)
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user.visible_message("<span class='warning'>You hear something squeezing through the pipes.</span>", "You climb out the ventilation system.")
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user.canmove = 0
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spawn(1)
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user.canmove = 1
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/obj/machinery/atmospherics/proc/can_crawl_through()
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return 1
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/obj/machinery/atmospherics/proc/findConnecting(var/direction)
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for(var/obj/machinery/atmospherics/target in get_step(src,direction))
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if(target.initialize_directions & get_dir(target,src))
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if(isConnectable(target) && target.isConnectable(src))
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return target
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/obj/machinery/atmospherics/proc/isConnectable(var/obj/machinery/atmospherics/target)
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return (target == node1 || target == node2)
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/obj/machinery/atmospherics/pipe/manifold/isConnectable(var/obj/machinery/atmospherics/target)
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return (target == node3 || ..())
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obj/machinery/atmospherics/trinary/isConnectable(var/obj/machinery/atmospherics/target)
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return (target == node3 || ..())
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/obj/machinery/atmospherics/pipe/manifold4w/isConnectable(var/obj/machinery/atmospherics/target)
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return (target == node3 || target == node4 || ..())
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/obj/machinery/atmospherics/tvalve/isConnectable(var/obj/machinery/atmospherics/target)
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return (target == node3 || ..())
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/obj/machinery/atmospherics/pipe/cap/isConnectable(var/obj/machinery/atmospherics/target)
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return (target == node || ..())
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/obj/machinery/atmospherics/portables_connector/isConnectable(var/obj/machinery/atmospherics/target)
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return (target == node || ..())
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/obj/machinery/atmospherics/unary/isConnectable(var/obj/machinery/atmospherics/target)
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return (target == node || ..())
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@@ -0,0 +1,9 @@
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/mob/living/proc/ventcrawl()
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set name = "Crawl through Vent"
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set desc = "Enter an air vent and crawl through the pipe system."
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set category = "Abilities"
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if(paralysis || restrained())
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return
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var/pipe = start_ventcrawl()
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if(pipe)
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handle_ventcrawl()
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