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pipes.dm
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/obj/machinery/atmospherics/pipe
var/datum/gas_mixture/air_temporary // used when reconstructing a pipeline that broke
var/datum/pipeline/parent
var/volume = 0
force = 20
layer = 2.4 //under wires with their 2.44
use_power = 0
var/alert_pressure = 80*ONE_ATMOSPHERE
//minimum pressure before check_pressure(...) should be called
can_buckle = 1
buckle_require_restraints = 1
buckle_lying = -1
/obj/machinery/atmospherics/pipe/drain_power()
return -1
/obj/machinery/atmospherics/pipe/Initialize()
if(istype(get_turf(src), /turf/simulated/wall) || istype(get_turf(src), /turf/simulated/shuttle/wall) || istype(get_turf(src), /turf/unsimulated/wall))
level = 1
. = ..()
/obj/machinery/atmospherics/pipe/hides_under_flooring()
return level != 2
/obj/machinery/atmospherics/pipe/proc/pipeline_expansion()
return null
/obj/machinery/atmospherics/pipe/proc/check_pressure(pressure)
//Return 1 if parent should continue checking other pipes
//Return null if parent should stop checking other pipes. Recall: qdel(src) will by default return null
return 1
/obj/machinery/atmospherics/pipe/return_air()
if(!parent)
parent = new /datum/pipeline()
parent.build_pipeline(src)
return parent.air
/obj/machinery/atmospherics/pipe/build_network()
if(!parent)
parent = new /datum/pipeline()
parent.build_pipeline(src)
return parent.return_network()
/obj/machinery/atmospherics/pipe/network_expand(datum/pipe_network/new_network, obj/machinery/atmospherics/pipe/reference)
if(!parent)
parent = new /datum/pipeline()
parent.build_pipeline(src)
return parent.network_expand(new_network, reference)
/obj/machinery/atmospherics/pipe/return_network(obj/machinery/atmospherics/reference)
if(!parent)
parent = new /datum/pipeline()
parent.build_pipeline(src)
return parent.return_network(reference)
/obj/machinery/atmospherics/pipe/Destroy()
QDEL_NULL(parent)
if(air_temporary)
loc.assume_air(air_temporary)
QDEL_NULL(air_temporary)
return ..()
/obj/machinery/atmospherics/pipe/attackby(var/obj/item/weapon/W as obj, var/mob/user as mob)
if (istype(src, /obj/machinery/atmospherics/pipe/tank))
return ..()
if (istype(src, /obj/machinery/atmospherics/pipe/vent))
return ..()
if(istype(W,/obj/item/device/pipe_painter))
return 0
if (!iswrench(W) && !istype(W, /obj/item/weapon/pipewrench))
return ..()
var/turf/T = src.loc
if (level==1 && isturf(T) && !T.is_plating())
user << "<span class='warning'>You must remove the plating first.</span>"
return 1
var/datum/gas_mixture/int_air = return_air()
var/datum/gas_mixture/env_air = loc.return_air()
if ((int_air.return_pressure()-env_air.return_pressure()) > 2*ONE_ATMOSPHERE)
if(!istype(W, /obj/item/weapon/pipewrench))
user << "<span class='warning'>You cannot unwrench \the [src], it is too exerted due to internal pressure.</span>"
add_fingerprint(user)
return 1
else
user << "<span class='warning'>You struggle to unwrench \the [src] with your pipe wrench.</span>"
playsound(src.loc, 'sound/items/Ratchet.ogg', 50, 1)
user << "<span class='notice'>You begin to unfasten \the [src]...</span>"
if (do_after(user, istype(W, /obj/item/weapon/pipewrench) ? 80 : 40, act_target = src))
user.visible_message( \
"<span class='notice'>\The [user] unfastens \the [src].</span>", \
"<span class='notice'>You have unfastened \the [src].</span>", \
"You hear a ratchet.")
new /obj/item/pipe(loc, make_from=src)
for (var/obj/machinery/meter/meter in T)
if (meter.target == src)
new /obj/item/pipe_meter(T)
qdel(meter)
qdel(src)
/obj/machinery/atmospherics/proc/change_color(var/new_color)
//only pass valid pipe colors please ~otherwise your pipe will turn invisible
if(!pipe_color_check(new_color))
return
pipe_color = new_color
update_icon()
/*
/obj/machinery/atmospherics/pipe/add_underlay(var/obj/machinery/atmospherics/node, var/direction)
if(istype(src, /obj/machinery/atmospherics/pipe/tank)) //todo: move tanks to unary devices
return ..()
if(node)
var/temp_dir = get_dir(src, node)
underlays += icon_manager.get_atmos_icon("pipe_underlay_intact", temp_dir, color_cache_name(node))
return temp_dir
else if(direction)
underlays += icon_manager.get_atmos_icon("pipe_underlay_exposed", direction, pipe_color)
else
return null
*/
/obj/machinery/atmospherics/pipe/color_cache_name(var/obj/machinery/atmospherics/node)
if(istype(src, /obj/machinery/atmospherics/pipe/tank))
return ..()
if(istype(node, /obj/machinery/atmospherics/pipe/manifold) || istype(node, /obj/machinery/atmospherics/pipe/manifold4w))
if(pipe_color == node.pipe_color)
return node.pipe_color
else
return null
else if(istype(node, /obj/machinery/atmospherics/pipe/simple))
return node.pipe_color
else
return pipe_color
/obj/machinery/atmospherics/pipe/simple
icon = 'icons/atmos/pipes.dmi'
icon_state = ""
var/pipe_icon = "" //what kind of pipe it is and from which dmi is the icon manager getting its icons, "" for simple pipes, "hepipe" for HE pipes, "hejunction" for HE junctions
name = "pipe"
desc = "A one meter section of regular pipe"
volume = ATMOS_DEFAULT_VOLUME_PIPE
dir = SOUTH
initialize_directions = SOUTH|NORTH
var/minimum_temperature_difference = 300
var/thermal_conductivity = 0 //WALL_HEAT_TRANSFER_COEFFICIENT No
var/maximum_pressure = 70*ONE_ATMOSPHERE
var/fatigue_pressure = 55*ONE_ATMOSPHERE
alert_pressure = 55*ONE_ATMOSPHERE
level = 1
gfi_layer_rotation = GFI_ROTATION_DEFDIR
/obj/machinery/atmospherics/pipe/simple/Initialize()
// Pipe colors and icon states are handled by an image cache - so color and icon should
// be null. For mapping purposes color is defined in the object definitions.
icon = null
alpha = 255
switch(dir)
if(SOUTH || NORTH)
initialize_directions = SOUTH|NORTH
if(EAST || WEST)
initialize_directions = EAST|WEST
if(NORTHEAST)
initialize_directions = NORTH|EAST
if(NORTHWEST)
initialize_directions = NORTH|WEST
if(SOUTHEAST)
initialize_directions = SOUTH|EAST
if(SOUTHWEST)
initialize_directions = SOUTH|WEST
. = ..()
/obj/machinery/atmospherics/pipe/simple/hide(var/i)
if(istype(loc, /turf/simulated))
invisibility = i ? 101 : 0
queue_icon_update()
/obj/machinery/atmospherics/pipe/simple/machinery_process()
if(!parent) //This should cut back on the overhead calling build_network thousands of times per cycle
..()
else
. = PROCESS_KILL
/obj/machinery/atmospherics/pipe/simple/check_pressure(pressure)
var/datum/gas_mixture/environment = loc.return_air()
var/pressure_difference = pressure - environment.return_pressure()
if(pressure_difference > maximum_pressure)
burst()
else if(pressure_difference > fatigue_pressure)
//TODO: leak to turf, doing pfshhhhh
if(prob(5))
burst()
else return 1
/obj/machinery/atmospherics/pipe/simple/proc/burst()
src.visible_message("<span class='danger'>\The [src] bursts!</span>");
playsound(src.loc, 'sound/effects/bang.ogg', 25, 1)
var/datum/effect/effect/system/smoke_spread/smoke = new
smoke.set_up(1,0, src.loc, 0)
smoke.start()
qdel(src)
/obj/machinery/atmospherics/pipe/simple/proc/normalize_dir()
if(dir==3)
set_dir(1)
else if(dir==12)
set_dir(4)
/obj/machinery/atmospherics/pipe/simple/Destroy()
if(node1)
node1.disconnect(src)
if(node2)
node2.disconnect(src)
node1 = null
node2 = null
return ..()
/obj/machinery/atmospherics/pipe/simple/pipeline_expansion()
return list(node1, node2)
/obj/machinery/atmospherics/pipe/simple/change_color(var/new_color)
..()
//for updating connected atmos device pipes (i.e. vents, manifolds, etc)
if(node1)
node1.update_underlays()
if(node2)
node2.update_underlays()
/obj/machinery/atmospherics/pipe/simple/update_icon(var/safety = 0)
if(!check_icon_cache())
return
alpha = 255
cut_overlays()
if(!node1 && !node2)
var/turf/T = get_turf(src)
new /obj/item/pipe(loc, make_from=src)
for (var/obj/machinery/meter/meter in T)
if (meter.target == src)
new /obj/item/pipe_meter(T)
qdel(meter)
qdel(src)
else if(node1 && node2)
add_overlay(icon_manager.get_atmos_icon("pipe", , pipe_color, "[pipe_icon]intact[icon_connect_type]"))
else
add_overlay(icon_manager.get_atmos_icon("pipe", , pipe_color, "[pipe_icon]exposed[node1?1:0][node2?1:0][icon_connect_type]"))
/obj/machinery/atmospherics/pipe/simple/update_underlays()
return
/obj/machinery/atmospherics/pipe/simple/atmos_init()
normalize_dir()
var/node1_dir
var/node2_dir
for(var/direction in cardinal)
if(direction&initialize_directions)
if (!node1_dir)
node1_dir = direction
else if (!node2_dir)
node2_dir = direction
for(var/obj/machinery/atmospherics/target in get_step(src,node1_dir))
if(target.initialize_directions & get_dir(target,src))
if (check_connect_types(target,src))
node1 = target
break
for(var/obj/machinery/atmospherics/target in get_step(src,node2_dir))
if(target.initialize_directions & get_dir(target,src))
if (check_connect_types(target,src))
node2 = target
break
if(!node1 && !node2)
qdel(src)
return
var/turf/T = loc
if(level == 1 && !T.is_plating()) hide(1)
queue_icon_update()
/obj/machinery/atmospherics/pipe/simple/disconnect(obj/machinery/atmospherics/reference)
if(reference == node1)
if(istype(node1, /obj/machinery/atmospherics/pipe))
QDEL_NULL(parent)
node1 = null
if(reference == node2)
if(istype(node2, /obj/machinery/atmospherics/pipe))
QDEL_NULL(parent)
node2 = null
update_icon()
return null
/obj/machinery/atmospherics/pipe/simple/visible
icon_state = "intact"
level = 2
/obj/machinery/atmospherics/pipe/simple/visible/scrubbers
name = "Scrubbers pipe"
desc = "A one meter section of scrubbers pipe"
icon_state = "intact-scrubbers"
connect_types = CONNECT_TYPE_SCRUBBER
layer = 2.38
icon_connect_type = "-scrubbers"
color = PIPE_COLOR_RED
/obj/machinery/atmospherics/pipe/simple/visible/supply
name = "Air supply pipe"
desc = "A one meter section of supply pipe"
icon_state = "intact-supply"
connect_types = CONNECT_TYPE_SUPPLY
layer = 2.39
icon_connect_type = "-supply"
color = PIPE_COLOR_BLUE
/obj/machinery/atmospherics/pipe/simple/visible/yellow
color = PIPE_COLOR_YELLOW
/obj/machinery/atmospherics/pipe/simple/visible/cyan
color = PIPE_COLOR_CYAN
/obj/machinery/atmospherics/pipe/simple/visible/green
color = PIPE_COLOR_GREEN
/obj/machinery/atmospherics/pipe/simple/visible/black
color = PIPE_COLOR_BLACK
/obj/machinery/atmospherics/pipe/simple/visible/red
color = PIPE_COLOR_RED
/obj/machinery/atmospherics/pipe/simple/visible/blue
color = PIPE_COLOR_BLUE
/obj/machinery/atmospherics/pipe/simple/hidden
icon_state = "intact"
level = 1
alpha = 128 //set for the benefit of mapping - this is reset to opaque when the pipe is spawned in game
/obj/machinery/atmospherics/pipe/simple/hidden/scrubbers
name = "Scrubbers pipe"
desc = "A one meter section of scrubbers pipe"
icon_state = "intact-scrubbers"
connect_types = CONNECT_TYPE_SCRUBBER
layer = 2.38
icon_connect_type = "-scrubbers"
color = PIPE_COLOR_RED
/obj/machinery/atmospherics/pipe/simple/hidden/supply
name = "Air supply pipe"
desc = "A one meter section of supply pipe"
icon_state = "intact-supply"
connect_types = CONNECT_TYPE_SUPPLY
layer = 2.39
icon_connect_type = "-supply"
color = PIPE_COLOR_BLUE
/obj/machinery/atmospherics/pipe/simple/hidden/yellow
color = PIPE_COLOR_YELLOW
/obj/machinery/atmospherics/pipe/simple/hidden/cyan
color = PIPE_COLOR_CYAN
/obj/machinery/atmospherics/pipe/simple/hidden/green
color = PIPE_COLOR_GREEN
/obj/machinery/atmospherics/pipe/simple/hidden/black
color = PIPE_COLOR_BLACK
/obj/machinery/atmospherics/pipe/simple/hidden/red
color = PIPE_COLOR_RED
/obj/machinery/atmospherics/pipe/simple/hidden/blue
color = PIPE_COLOR_BLUE
/obj/machinery/atmospherics/pipe/simple/insulated
icon = 'icons/obj/atmospherics/red_pipe.dmi'
icon_state = "intact"
minimum_temperature_difference = 10000
thermal_conductivity = 0
maximum_pressure = 1000*ONE_ATMOSPHERE
fatigue_pressure = 900*ONE_ATMOSPHERE
alert_pressure = 900*ONE_ATMOSPHERE
level = 2
/obj/machinery/atmospherics/pipe/manifold
icon = 'icons/atmos/manifold.dmi'
icon_state = ""
name = "pipe manifold"
desc = "A manifold composed of regular pipes"
volume = ATMOS_DEFAULT_VOLUME_PIPE * 1.5
dir = SOUTH
initialize_directions = EAST|NORTH|WEST
var/obj/machinery/atmospherics/node3
level = 1
layer = 2.4 //under wires with their 2.44
gfi_layer_rotation = GFI_ROTATION_OVERDIR
/obj/machinery/atmospherics/pipe/manifold/Initialize()
alpha = 255
icon = null
switch(dir)
if(NORTH)
initialize_directions = EAST|SOUTH|WEST
if(SOUTH)
initialize_directions = WEST|NORTH|EAST
if(EAST)
initialize_directions = SOUTH|WEST|NORTH
if(WEST)
initialize_directions = NORTH|EAST|SOUTH
. = ..()
/obj/machinery/atmospherics/pipe/manifold/hide(var/i)
if(istype(loc, /turf/simulated))
invisibility = i ? 101 : 0
queue_icon_update()
/obj/machinery/atmospherics/pipe/manifold/pipeline_expansion()
return list(node1, node2, node3)
/obj/machinery/atmospherics/pipe/manifold/machinery_process()
if(!parent)
..()
else
. = PROCESS_KILL
/obj/machinery/atmospherics/pipe/manifold/Destroy()
if(node1)
node1.disconnect(src)
if(node2)
node2.disconnect(src)
if(node3)
node3.disconnect(src)
node1 = null
node2 = null
node3 = null
return ..()
/obj/machinery/atmospherics/pipe/manifold/disconnect(obj/machinery/atmospherics/reference)
if(reference == node1)
if(istype(node1, /obj/machinery/atmospherics/pipe))
QDEL_NULL(parent)
node1 = null
if(reference == node2)
if(istype(node2, /obj/machinery/atmospherics/pipe))
QDEL_NULL(parent)
node2 = null
if(reference == node3)
if(istype(node3, /obj/machinery/atmospherics/pipe))
QDEL_NULL(parent)
node3 = null
update_icon()
..()
/obj/machinery/atmospherics/pipe/manifold/change_color(var/new_color)
..()
//for updating connected atmos device pipes (i.e. vents, manifolds, etc)
if(node1)
node1.update_underlays()
if(node2)
node2.update_underlays()
if(node3)
node3.update_underlays()
/obj/machinery/atmospherics/pipe/manifold/update_icon(var/safety = 0)
if(!check_icon_cache())
return
alpha = 255
if(!node1 && !node2 && !node3)
var/turf/T = get_turf(src)
new /obj/item/pipe(loc, make_from=src)
for (var/obj/machinery/meter/meter in T)
if (meter.target == src)
new /obj/item/pipe_meter(T)
qdel(meter)
qdel(src)
else
cut_overlays()
add_overlay(icon_manager.get_atmos_icon("manifold", , pipe_color, "core" + icon_connect_type))
add_overlay(icon_manager.get_atmos_icon("manifold", , , "clamps" + icon_connect_type))
// Can't handle underlays with SSoverlay.
underlays.Cut()
var/turf/T = get_turf(src)
var/list/directions = list(NORTH, SOUTH, EAST, WEST)
var/node1_direction = get_dir(src, node1)
var/node2_direction = get_dir(src, node2)
var/node3_direction = get_dir(src, node3)
directions -= dir
directions -= add_underlay(T,node1,node1_direction,icon_connect_type)
directions -= add_underlay(T,node2,node2_direction,icon_connect_type)
directions -= add_underlay(T,node3,node3_direction,icon_connect_type)
for(var/D in directions)
add_underlay(T,,D,icon_connect_type)
/obj/machinery/atmospherics/pipe/manifold/update_underlays()
..()
queue_icon_update()
/obj/machinery/atmospherics/pipe/manifold/atmos_init()
var/connect_directions = (NORTH|SOUTH|EAST|WEST)&(~dir)
for(var/direction in cardinal)
if(direction&connect_directions)
for(var/obj/machinery/atmospherics/target in get_step(src,direction))
if(target.initialize_directions & get_dir(target,src))
if (check_connect_types(target,src))
node1 = target
connect_directions &= ~direction
break
if (node1)
break
for(var/direction in cardinal)
if(direction&connect_directions)
for(var/obj/machinery/atmospherics/target in get_step(src,direction))
if(target.initialize_directions & get_dir(target,src))
if (check_connect_types(target,src))
node2 = target
connect_directions &= ~direction
break
if (node2)
break
for(var/direction in cardinal)
if(direction&connect_directions)
for(var/obj/machinery/atmospherics/target in get_step(src,direction))
if(target.initialize_directions & get_dir(target,src))
if (check_connect_types(target,src))
node3 = target
connect_directions &= ~direction
break
if (node3)
break
if(!node1 && !node2 && !node3)
qdel(src)
return
var/turf/T = get_turf(src)
if(level == 1 && !T.is_plating()) hide(1)
queue_icon_update()
/obj/machinery/atmospherics/pipe/manifold/visible
icon_state = "map"
level = 2
/obj/machinery/atmospherics/pipe/manifold/visible/scrubbers
name="Scrubbers pipe manifold"
desc = "A manifold composed of scrubbers pipes"
icon_state = "map-scrubbers"
connect_types = CONNECT_TYPE_SCRUBBER
layer = 2.38
icon_connect_type = "-scrubbers"
color = PIPE_COLOR_RED
/obj/machinery/atmospherics/pipe/manifold/visible/supply
name="Air supply pipe manifold"
desc = "A manifold composed of supply pipes"
icon_state = "map-supply"
connect_types = CONNECT_TYPE_SUPPLY
layer = 2.39
icon_connect_type = "-supply"
color = PIPE_COLOR_BLUE
/obj/machinery/atmospherics/pipe/manifold/visible/yellow
color = PIPE_COLOR_YELLOW
/obj/machinery/atmospherics/pipe/manifold/visible/cyan
color = PIPE_COLOR_CYAN
/obj/machinery/atmospherics/pipe/manifold/visible/green
color = PIPE_COLOR_GREEN
/obj/machinery/atmospherics/pipe/manifold/visible/black
color = PIPE_COLOR_BLACK
/obj/machinery/atmospherics/pipe/manifold/visible/red
color = PIPE_COLOR_RED
/obj/machinery/atmospherics/pipe/manifold/visible/blue
color = PIPE_COLOR_BLUE
/obj/machinery/atmospherics/pipe/manifold/hidden
icon_state = "map"
level = 1
alpha = 128 //set for the benefit of mapping - this is reset to opaque when the pipe is spawned in game
/obj/machinery/atmospherics/pipe/manifold/hidden/scrubbers
name="Scrubbers pipe manifold"
desc = "A manifold composed of scrubbers pipes"
icon_state = "map-scrubbers"
connect_types = CONNECT_TYPE_SCRUBBER
layer = 2.38
icon_connect_type = "-scrubbers"
color = PIPE_COLOR_RED
/obj/machinery/atmospherics/pipe/manifold/hidden/supply
name="Air supply pipe manifold"
desc = "A manifold composed of supply pipes"
icon_state = "map-supply"
connect_types = CONNECT_TYPE_SUPPLY
layer = 2.39
icon_connect_type = "-supply"
color = PIPE_COLOR_BLUE
/obj/machinery/atmospherics/pipe/manifold/hidden/yellow
color = PIPE_COLOR_YELLOW
/obj/machinery/atmospherics/pipe/manifold/hidden/cyan
color = PIPE_COLOR_CYAN
/obj/machinery/atmospherics/pipe/manifold/hidden/green
color = PIPE_COLOR_GREEN
/obj/machinery/atmospherics/pipe/manifold/hidden/black
color = PIPE_COLOR_BLACK
/obj/machinery/atmospherics/pipe/manifold/hidden/red
color = PIPE_COLOR_RED
/obj/machinery/atmospherics/pipe/manifold/hidden/blue
color = PIPE_COLOR_BLUE
/obj/machinery/atmospherics/pipe/manifold4w
icon = 'icons/atmos/manifold.dmi'
icon_state = ""
name = "4-way pipe manifold"
desc = "A manifold composed of regular pipes"
volume = ATMOS_DEFAULT_VOLUME_PIPE * 2
dir = SOUTH
initialize_directions = NORTH|SOUTH|EAST|WEST
var/obj/machinery/atmospherics/node3
var/obj/machinery/atmospherics/node4
level = 1
layer = 2.4 //under wires with their 2.44
/obj/machinery/atmospherics/pipe/manifold4w/Initialize()
. = ..()
alpha = 255
icon = null
/obj/machinery/atmospherics/pipe/manifold4w/pipeline_expansion()
return list(node1, node2, node3, node4)
/obj/machinery/atmospherics/pipe/manifold4w/machinery_process()
if(!parent)
..()
else
. = PROCESS_KILL
/obj/machinery/atmospherics/pipe/manifold4w/Destroy()
if(node1)
node1.disconnect(src)
if(node2)
node2.disconnect(src)
if(node3)
node3.disconnect(src)
if(node4)
node4.disconnect(src)
node1 = null
node2 = null
node3 = null
node4 = null
return ..()
/obj/machinery/atmospherics/pipe/manifold4w/disconnect(obj/machinery/atmospherics/reference)
if(reference == node1)
if(istype(node1, /obj/machinery/atmospherics/pipe))
QDEL_NULL(parent)
node1 = null
if(reference == node2)
if(istype(node2, /obj/machinery/atmospherics/pipe))
QDEL_NULL(parent)
node2 = null
if(reference == node3)
if(istype(node3, /obj/machinery/atmospherics/pipe))
QDEL_NULL(parent)
node3 = null
if(reference == node4)
if(istype(node4, /obj/machinery/atmospherics/pipe))
QDEL_NULL(parent)
node4 = null
update_icon()
..()
/obj/machinery/atmospherics/pipe/manifold4w/change_color(var/new_color)
..()
//for updating connected atmos device pipes (i.e. vents, manifolds, etc)
if(node1)
node1.update_underlays()
if(node2)
node2.update_underlays()
if(node3)
node3.update_underlays()
if(node4)
node4.update_underlays()
/obj/machinery/atmospherics/pipe/manifold4w/update_icon(var/safety = 0)
if(!check_icon_cache())
return
alpha = 255
if(!node1 && !node2 && !node3 && !node4)
var/turf/T = get_turf(src)
new /obj/item/pipe(loc, make_from=src)
for (var/obj/machinery/meter/meter in T)
if (meter.target == src)
new /obj/item/pipe_meter(T)
qdel(meter)
qdel(src)
else
cut_overlays()
add_overlay(icon_manager.get_atmos_icon("manifold", , pipe_color, "4way" + icon_connect_type))
add_overlay(icon_manager.get_atmos_icon("manifold", , , "clamps_4way" + icon_connect_type))
underlays.Cut()
/*
var/list/directions = list(NORTH, SOUTH, EAST, WEST)
directions -= add_underlay(node1)
directions -= add_underlay(node2)
directions -= add_underlay(node3)
directions -= add_underlay(node4)
for(var/D in directions)
add_underlay(,D)
*/
var/turf/T = get_turf(src)
var/list/directions = list(NORTH, SOUTH, EAST, WEST)
var/node1_direction = get_dir(src, node1)
var/node2_direction = get_dir(src, node2)
var/node3_direction = get_dir(src, node3)
var/node4_direction = get_dir(src, node4)
directions -= dir
directions -= add_underlay(T,node1,node1_direction,icon_connect_type)
directions -= add_underlay(T,node2,node2_direction,icon_connect_type)
directions -= add_underlay(T,node3,node3_direction,icon_connect_type)
directions -= add_underlay(T,node4,node4_direction,icon_connect_type)
for(var/D in directions)
add_underlay(T,,D,icon_connect_type)
/obj/machinery/atmospherics/pipe/manifold4w/update_underlays()
..()
queue_icon_update()
/obj/machinery/atmospherics/pipe/manifold4w/hide(var/i)
if(istype(loc, /turf/simulated))
invisibility = i ? 101 : 0
queue_icon_update()
/obj/machinery/atmospherics/pipe/manifold4w/atmos_init()
for(var/obj/machinery/atmospherics/target in get_step(src,1))
if(target.initialize_directions & 2)
if (check_connect_types(target,src))
node1 = target
break
for(var/obj/machinery/atmospherics/target in get_step(src,2))
if(target.initialize_directions & 1)
if (check_connect_types(target,src))
node2 = target
break
for(var/obj/machinery/atmospherics/target in get_step(src,4))
if(target.initialize_directions & 8)
if (check_connect_types(target,src))
node3 = target
break
for(var/obj/machinery/atmospherics/target in get_step(src,8))
if(target.initialize_directions & 4)
if (check_connect_types(target,src))
node4 = target
break
if(!node1 && !node2 && !node3 && !node4)
qdel(src)
return
var/turf/T = get_turf(src)
if(level == 1 && !T.is_plating()) hide(1)
queue_icon_update()
/obj/machinery/atmospherics/pipe/manifold4w/visible
icon_state = "map_4way"
level = 2
/obj/machinery/atmospherics/pipe/manifold4w/visible/scrubbers
name="4-way scrubbers pipe manifold"
desc = "A manifold composed of scrubbers pipes"
icon_state = "map_4way-scrubbers"
connect_types = CONNECT_TYPE_SCRUBBER
layer = 2.38
icon_connect_type = "-scrubbers"
color = PIPE_COLOR_RED
/obj/machinery/atmospherics/pipe/manifold4w/visible/supply
name="4-way air supply pipe manifold"
desc = "A manifold composed of supply pipes"
icon_state = "map_4way-supply"
connect_types = CONNECT_TYPE_SUPPLY
layer = 2.39
icon_connect_type = "-supply"
color = PIPE_COLOR_BLUE
/obj/machinery/atmospherics/pipe/manifold4w/visible/yellow
color = PIPE_COLOR_YELLOW
/obj/machinery/atmospherics/pipe/manifold4w/visible/cyan
color = PIPE_COLOR_CYAN
/obj/machinery/atmospherics/pipe/manifold4w/visible/green
color = PIPE_COLOR_GREEN
/obj/machinery/atmospherics/pipe/manifold4w/visible/black
color = PIPE_COLOR_BLACK
/obj/machinery/atmospherics/pipe/manifold4w/visible/red
color = PIPE_COLOR_RED
/obj/machinery/atmospherics/pipe/manifold4w/visible/blue
color = PIPE_COLOR_BLUE
/obj/machinery/atmospherics/pipe/manifold4w/hidden
icon_state = "map_4way"
level = 1
alpha = 128 //set for the benefit of mapping - this is reset to opaque when the pipe is spawned in game
/obj/machinery/atmospherics/pipe/manifold4w/hidden/scrubbers
name="4-way scrubbers pipe manifold"
desc = "A manifold composed of scrubbers pipes"
icon_state = "map_4way-scrubbers"
connect_types = CONNECT_TYPE_SCRUBBER
layer = 2.38
icon_connect_type = "-scrubbers"
color = PIPE_COLOR_RED
/obj/machinery/atmospherics/pipe/manifold4w/hidden/supply
name="4-way air supply pipe manifold"
desc = "A manifold composed of supply pipes"
icon_state = "map_4way-supply"
connect_types = CONNECT_TYPE_SUPPLY
layer = 2.39
icon_connect_type = "-supply"
color = PIPE_COLOR_BLUE
/obj/machinery/atmospherics/pipe/manifold4w/hidden/yellow
color = PIPE_COLOR_YELLOW
/obj/machinery/atmospherics/pipe/manifold4w/hidden/cyan
color = PIPE_COLOR_CYAN
/obj/machinery/atmospherics/pipe/manifold4w/hidden/green
color = PIPE_COLOR_GREEN
/obj/machinery/atmospherics/pipe/manifold4w/hidden/black
color = PIPE_COLOR_BLACK
/obj/machinery/atmospherics/pipe/manifold4w/hidden/red
color = PIPE_COLOR_RED
/obj/machinery/atmospherics/pipe/manifold4w/hidden/blue
color = PIPE_COLOR_BLUE
/obj/machinery/atmospherics/pipe/cap
name = "pipe endcap"
desc = "An endcap for pipes"
icon = 'icons/atmos/pipes.dmi'
icon_state = ""
level = 2
layer = 2.4 //under wires with their 2.44
volume = 35
dir = SOUTH
initialize_directions = SOUTH
var/obj/machinery/atmospherics/node
/obj/machinery/atmospherics/pipe/cap/Initialize()
initialize_directions = dir
. = ..()
/obj/machinery/atmospherics/pipe/cap/hide(var/i)
if(istype(loc, /turf/simulated))
invisibility = i ? 101 : 0
queue_icon_update()
/obj/machinery/atmospherics/pipe/cap/pipeline_expansion()
return list(node)
/obj/machinery/atmospherics/pipe/cap/machinery_process()
if(!parent)
..()
else
. = PROCESS_KILL
/obj/machinery/atmospherics/pipe/cap/Destroy()
if(node)
node.disconnect(src)
node = null
return ..()
/obj/machinery/atmospherics/pipe/cap/disconnect(obj/machinery/atmospherics/reference)
if(reference == node)
if(istype(node, /obj/machinery/atmospherics/pipe))
QDEL_NULL(parent)
node = null
update_icon()
..()
/obj/machinery/atmospherics/pipe/cap/change_color(var/new_color)
..()
//for updating connected atmos device pipes (i.e. vents, manifolds, etc)
if(node)
node.update_underlays()
/obj/machinery/atmospherics/pipe/cap/update_icon(var/safety = 0)
if(!check_icon_cache())
return