divders for doors

just alittle sprite overlay to help define doors.

_maps/map_files/BoxStation/BoxStation.dmm

@@ -550,7 +550,7 @@
 "akD" = (/obj/structure/cable{icon_state = "0-8"},/obj/structure/cable{icon_state = "0-4"},/obj/machinery/atmospherics/pipe/simple/supply/hidden,/obj/effect/spawner/structure/window/reinforced,/turf/open/floor/plating,/area/security/brig)
 "akE" = (/obj/machinery/door/airlock/security/glass{name = "Brig Desk"; req_access_txt = "1"},/obj/structure/cable{icon_state = "4-8"},/obj/structure/cable{icon_state = "2-8"},/turf/open/floor/plasteel/dark,/area/security/brig)
 "akF" = (/obj/structure/cable{icon_state = "0-8"},/obj/structure/cable{icon_state = "0-4"},/obj/effect/spawner/structure/window/reinforced,/turf/open/floor/plating,/area/security/brig)
-"akG" = (/obj/effect/mapping_helpers/airlock/cyclelink_helper,/obj/machinery/door/airlock/security/glass{basecolor = ""; bound_width = 64; doorOpen = 'sound/machines/bigairlockopen.ogg'; icon = 'icons/obj/doors/airlocks/station/securitydouble.dmi'; id_tag = "innerbrig"; name = "Brig"; note_overlay_file = 'icons/obj/doors/airlocks/station/overlaysdouble.dmi'; overlays_file = 'icons/obj/doors/airlocks/station/overlaysdouble.dmi'; req_access_txt = "63"},/obj/structure/cable{icon_state = "4-8"},/obj/effect/turf_decal/tile/red{dir = 1},/obj/effect/turf_decal/tile/red{dir = 4},/obj/effect/turf_decal/tile/red{dir = 8},/turf/open/floor/plasteel,/area/security/brig)
+"akG" = (/obj/effect/mapping_helpers/airlock/cyclelink_helper,/obj/machinery/door/airlock/security/glass{basecolor = ""; bound_width = 64; divide_file = 'icons/obj/doors/airlocks/station/medbaydouble.dmi'; doorOpen = 'sound/machines/bigairlockopen.ogg'; icon = 'icons/obj/doors/airlocks/station/securitydouble.dmi'; id_tag = "innerbrig"; name = "Brig"; note_overlay_file = 'icons/obj/doors/airlocks/station/overlaysdouble.dmi'; overlays_file = 'icons/obj/doors/airlocks/station/overlaysdouble.dmi'; req_access_txt = "63"},/obj/structure/cable{icon_state = "4-8"},/obj/effect/turf_decal/tile/red{dir = 1},/obj/effect/turf_decal/tile/red{dir = 4},/obj/effect/turf_decal/tile/red{dir = 8},/turf/open/floor/plasteel,/area/security/brig)
 "akH" = (/obj/structure/cable{icon_state = "4-8"},/obj/effect/turf_decal/tile/red{dir = 1},/obj/effect/turf_decal/tile/red,/obj/effect/turf_decal/tile/red{dir = 4},/turf/open/floor/plasteel,/area/security/brig)
 "akI" = (/obj/structure/cable{icon_state = "4-8"},/obj/structure/cable{icon_state = "1-8"},/obj/effect/spawner/structure/window/reinforced,/turf/open/floor/plating,/area/security/brig)
 "akJ" = (/obj/machinery/door/window/brigdoor/security/cell{id = "Cell 4"; name = "Cell 4"},/obj/structure/cable{icon_state = "4-8"},/obj/machinery/atmospherics/pipe/simple/scrubbers/hidden,/obj/effect/turf_decal/tile/red,/obj/effect/turf_decal/tile/red{dir = 8},/turf/open/floor/plasteel,/area/security/brig)
@@ -647,10 +647,11 @@
 "amw" = (/obj/structure/table/reinforced,/obj/machinery/door/poddoor/shutters/preopen{id = "briggate"; name = "security shutters"},/obj/machinery/door/window/southleft{name = "Brig Desk"; req_access_txt = "1"},/obj/structure/cable{icon_state = "4-8"},/obj/structure/cable{icon_state = "1-8"},/turf/open/floor/plasteel/dark,/area/security/brig)
 "amx" = (/obj/structure/table/reinforced,/obj/machinery/door/poddoor/shutters/preopen{id = "briggate"; name = "security shutters"},/obj/machinery/door/window/southleft{base_state = "right"; icon_state = "right"; name = "Brig Desk"; req_access_txt = "1"},/obj/structure/cable{icon_state = "4-8"},/turf/open/floor/plasteel/dark,/area/security/brig)
 "amy" = (/obj/machinery/door/poddoor/preopen{id = "briggate"; name = "security blast door"},/obj/structure/cable{icon_state = "0-8"},/obj/effect/spawner/structure/window/reinforced,/turf/open/floor/plating,/area/security/brig)
-"amz" = (/obj/machinery/door/firedoor,/obj/effect/mapping_helpers/airlock/cyclelink_helper{dir = 1},/obj/machinery/door/airlock/security/glass{basecolor = ""; bound_width = 64; doorOpen = 'sound/machines/bigairlockopen.ogg'; icon = 'icons/obj/doors/airlocks/station/securitydouble.dmi'; id_tag = "outerbrig"; name = "Brig"; note_overlay_file = 'icons/obj/doors/airlocks/station/overlaysdouble.dmi'; overlays_file = 'icons/obj/doors/airlocks/station/overlaysdouble.dmi'; req_access_txt = "63"},/obj/effect/turf_decal/tile/red{dir = 1},/obj/effect/turf_decal/tile/red{dir = 4},/obj/effect/turf_decal/tile/red{dir = 8},/turf/open/floor/plasteel,/area/security/brig)
+"amz" = (/obj/machinery/door/firedoor,/obj/effect/mapping_helpers/airlock/cyclelink_helper{dir = 1},/obj/machinery/door/airlock/security/glass{basecolor = ""; bound_width = 64; divide_file = 'icons/obj/doors/airlocks/station/medbaydouble.dmi'; doorOpen = 'sound/machines/bigairlockopen.ogg'; icon = 'icons/obj/doors/airlocks/station/securitydouble.dmi'; id_tag = "outerbrig"; name = "Brig"; note_overlay_file = 'icons/obj/doors/airlocks/station/overlaysdouble.dmi'; overlays_file = 'icons/obj/doors/airlocks/station/overlaysdouble.dmi'; req_access_txt = "63"},/obj/effect/turf_decal/tile/red{dir = 1},/obj/effect/turf_decal/tile/red{dir = 4},/obj/effect/turf_decal/tile/red{dir = 8},/turf/open/floor/plasteel,/area/security/brig)
 "amA" = (/obj/machinery/door/firedoor,/obj/effect/turf_decal/tile/red{dir = 1},/obj/effect/turf_decal/tile/red,/obj/effect/turf_decal/tile/red{dir = 4},/turf/open/floor/plasteel,/area/security/brig)
 "amB" = (/obj/structure/chair{dir = 1},/turf/open/floor/plasteel/dark,/area/security/courtroom)
 "amC" = (/obj/machinery/atmospherics/pipe/simple/scrubbers/hidden,/obj/structure/chair{dir = 1},/turf/open/floor/plasteel/dark,/area/security/courtroom)
+"amD" = (/obj/machinery/atmospherics/pipe/simple/supply/hidden,/obj/effect/turf_decal/tile/blue{dir = 1},/obj/effect/turf_decal/tile/blue{dir = 4},/obj/machinery/door/airlock/medical/glass{basecolor = ""; bound_width = 64; divide_file = 'icons/obj/doors/airlocks/station/medbaydouble.dmi'; doorOpen = 'sound/machines/bigairlockopen.ogg'; icon = 'icons/obj/doors/airlocks/station/medbaydouble.dmi'; id_tag = "MedbayFoyer"; name = "Medbay"; note_overlay_file = 'icons/obj/doors/airlocks/station/overlaysdouble.dmi'; overlays_file = 'icons/obj/doors/airlocks/station/overlaysdouble.dmi'; req_access_txt = "5"; stripcolor = ""},/turf/open/floor/plasteel/white,/area/medical/medbay/central)
 "amE" = (/obj/structure/disposalpipe/segment,/obj/machinery/power/apc{areastring = "/area/security/courtroom"; dir = 8; name = "Courtroom APC"; pixel_x = -24},/obj/structure/cable{icon_state = "0-4"},/obj/machinery/atmospherics/pipe/simple/scrubbers/hidden,/turf/open/floor/plating,/area/maintenance/fore/secondary)
 "amF" = (/obj/effect/turf_decal/tile/red{dir = 1},/turf/open/floor/plasteel,/area/security/main)
 "amG" = (/obj/machinery/door/airlock/atmos/abandoned{dir = 4; name = "Atmospherics Maintenance"; req_access_txt = "12;24"},/obj/machinery/atmospherics/pipe/simple/supply/hidden{dir = 4},/turf/open/floor/plating,/area/maintenance/fore/secondary)
@@ -1529,7 +1530,7 @@
 "aDv" = (/obj/effect/turf_decal/tile/neutral,/obj/effect/turf_decal/tile/neutral{dir = 8},/obj/structure/cable{icon_state = "4-8"},/obj/structure/chair/comfy/brown{dir = 4},/turf/open/floor/plasteel,/area/crew_quarters/dorms)
 "aDw" = (/obj/effect/turf_decal/tile/neutral,/obj/effect/turf_decal/tile/neutral{dir = 8},/obj/structure/cable{icon_state = "4-8"},/obj/structure/table/wood,/obj/item/coin/silver,/obj/item/clothing/mask/balaclava{pixel_x = -8; pixel_y = 8},/turf/open/floor/plasteel,/area/crew_quarters/dorms)
 "aDx" = (/obj/structure/cable{icon_state = "1-2"},/obj/machinery/camera{c_tag = "Bar Backroom"},/turf/open/floor/carpet/red,/area/crew_quarters/bar)
-"aDy" = (/obj/machinery/atmospherics/pipe/simple/supply/hidden,/obj/effect/turf_decal/tile/blue{dir = 1},/obj/effect/turf_decal/tile/blue{dir = 4},/obj/machinery/door/airlock/medical/glass{basecolor = ""; bound_width = 64; doorOpen = 'sound/machines/bigairlockopen.ogg'; icon = 'icons/obj/doors/airlocks/station/medbaydouble.dmi'; id_tag = "MedbayFoyer"; name = "Medbay"; note_overlay_file = 'icons/obj/doors/airlocks/station/overlaysdouble.dmi'; overlays_file = 'icons/obj/doors/airlocks/station/overlaysdouble.dmi'; req_access_txt = "5"; stripcolor = ""},/turf/open/floor/plasteel/white,/area/medical/medbay/central)
+"aDy" = (/obj/machinery/door/airlock/medical/glass{basecolor = ""; bound_width = 64; divide_file = 'icons/obj/doors/airlocks/station/medbaydouble.dmi'; doorOpen = 'sound/machines/bigairlockopen.ogg'; icon = 'icons/obj/doors/airlocks/station/medbaydouble.dmi'; id_tag = "MedbayFoyer2"; name = "Medbay"; note_overlay_file = 'icons/obj/doors/airlocks/station/overlaysdouble.dmi'; overlays_file = 'icons/obj/doors/airlocks/station/overlaysdouble.dmi'; req_access_txt = "5"; stripcolor = ""},/obj/effect/turf_decal/tile/blue{dir = 1},/obj/effect/turf_decal/tile/blue{dir = 8},/turf/open/floor/plasteel/white,/area/medical/medbay/central)
 "aDz" = (/turf/open/floor/carpet/red,/area/crew_quarters/bar)
 "aDA" = (/obj/machinery/light/small{dir = 4},/turf/open/floor/plasteel/freezer,/area/crew_quarters/toilet)
 "aDB" = (/obj/machinery/atmospherics/components/unary/vent_pump/on{dir = 8},/turf/open/floor/carpet/red,/area/crew_quarters/bar)
@@ -1662,7 +1663,6 @@
 "aFY" = (/obj/effect/turf_decal/tile/neutral{dir = 1},/obj/effect/turf_decal/tile/neutral{dir = 8},/obj/structure/cable{icon_state = "1-2"},/obj/machinery/atmospherics/pipe/simple/supply/hidden,/turf/open/floor/plasteel,/area/crew_quarters/dorms)
 "aFZ" = (/obj/structure/cable{icon_state = "1-4"},/obj/machinery/atmospherics/pipe/simple/scrubbers/hidden{dir = 5},/turf/open/floor/plasteel,/area/crew_quarters/cryopod)
 "aGa" = (/obj/machinery/firealarm{dir = 8; pixel_x = -24},/obj/structure/chair/sofa/corner{dir = 1},/turf/open/floor/carpet/black,/area/crew_quarters/bar)
-"aGb" = (/obj/machinery/door/airlock/medical/glass{basecolor = ""; bound_width = 64; doorOpen = 'sound/machines/bigairlockopen.ogg'; icon = 'icons/obj/doors/airlocks/station/medbaydouble.dmi'; id_tag = "MedbayFoyer2"; name = "Medbay"; note_overlay_file = 'icons/obj/doors/airlocks/station/overlaysdouble.dmi'; overlays_file = 'icons/obj/doors/airlocks/station/overlaysdouble.dmi'; req_access_txt = "5"; stripcolor = ""},/obj/effect/turf_decal/tile/blue{dir = 1},/obj/effect/turf_decal/tile/blue{dir = 8},/turf/open/floor/plasteel/white,/area/medical/medbay/central)
 "aGc" = (/obj/machinery/door/airlock{name = "Bar Backroom"; req_access_txt = "25"},/turf/open/floor/plasteel/dark,/area/crew_quarters/bar)
 "aGd" = (/obj/machinery/door/airlock{name = "Unisex Restrooms"},/obj/structure/cable{icon_state = "1-2"},/turf/open/floor/plasteel/freezer,/area/crew_quarters/toilet)
 "aGe" = (/obj/machinery/shower{pixel_y = 19},/obj/effect/turf_decal/loading_area{dir = 1; icon_state = "drain"; name = "drain"},/obj/item/reagent_containers/rag/towel,/obj/machinery/light{dir = 8},/turf/open/floor/plasteel/freezer,/area/crew_quarters/toilet)
@@ -7356,7 +7356,7 @@ aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
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code/game/machinery/doors/airlock.dm

@@ -88,6 +88,7 @@
 	var/note_overlay_file = 'icons/obj/doors/airlocks/station/overlays.dmi' //Used for papers and photos pinned to the airlock
 	var/color_overlay_file = 'icons/obj/doors/airlocks/station/color.dmi'
 	var/strip_overlay_file = 'icons/obj/doors/airlocks/station/strip.dmi'
+	var/divide_file = 'icons/obj/doors/airlocks/station/divide.dmi'
 
 	//colours! modular wow!
 	var/basecolor = ""
@@ -466,8 +467,11 @@
 	var/mutable_appearance/note_overlay
 	var/mutable_appearance/strip_overlay
 	var/mutable_appearance/color_overlay
+	var/mutable_appearance/divide_overlay
 	var/notetype = note_type()
 
+	divide_overlay = get_airlock_overlay("divide", divide_file)
+
 	switch(state)
 		if(AIRLOCK_CLOSED)
 			frame_overlay = get_airlock_overlay("closed", icon)
@@ -620,6 +624,7 @@
 	add_overlay(sparks_overlay)
 	add_overlay(damag_overlay)
 	add_overlay(note_overlay)
+	add_overlay(divide_overlay)
 
 	check_unres()