[MIRROR] Adds a new ghost vis blocking area flag (#9636)

Co-authored-by: Kashargul <144968721+Kashargul@users.noreply.github.com>

code/__defines/misc.dm

@@ -112,6 +112,7 @@
 #define AREA_ALLOW_LARGE_SIZE		0x400	// If mob size is limited in the area.
 #define AREA_BLOCK_SUIT_SENSORS		0x800	// If suit sensors are blocked in the area.
 #define AREA_BLOCK_TRACKING			0x1000	// If camera tracking is blocked in the area.
+#define AREA_BLOCK_GHOST_SIGHT		0x2000	// If an area blocks sight for ghosts
 
 // CHOMPAdd Start/area
 #define PHASE_SHIELDED				0x200000 // A less rough way to prevent phase shifting without blocking access

code/__defines/visualnet.dm

@@ -0,0 +1 @@
+#define CHUNK_SIZE 16

code/_helpers/global_lists.dm

@@ -62,6 +62,7 @@ var/global/list/exclude_jobs = list(/datum/job/ai,/datum/job/cyborg)
 var/list/datum/visualnet/visual_nets = list()
 var/datum/visualnet/camera/cameranet = new()
 var/datum/visualnet/cult/cultnet = new()
+var/datum/visualnet/ghost/ghostnet = new()
 
 // Runes
 var/global/list/rune_list = new()

code/game/area/Space Station 13 areas_ch.dm

@@ -32,11 +32,8 @@
 /area/crew_quarters/bar
 	flags = RAD_SHIELDED
 
-/area/crew_quarters/barrestroom
-	flags = RAD_SHIELDED
-
 /area/crew_quarters/sleep
-	flags = RAD_SHIELDED | AREA_SOUNDPROOF | AREA_FORBID_EVENTS | AREA_ALLOW_LARGE_SIZE | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_TRACKING
+	flags = RAD_SHIELDED | AREA_SOUNDPROOF | AREA_FORBID_EVENTS | AREA_ALLOW_LARGE_SIZE | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_TRACKING | AREA_FORBID_SINGULO
 
 /area/crew_quarters/sleep/vistor_room_1
 
@@ -87,3 +84,105 @@
 
 /area/maintenance/field
 	name = "Maintenance Deck Field"
+
+/area/security/armoury
+	flags = PHASE_SHIELDED
+
+/area/centcom/living
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_SOUNDPROOF | AREA_ALLOW_LARGE_SIZE | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/centcom/specops
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/centcom/command
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/centcom/creed
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/shuttle/response_ship
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/shuttle/administration
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/shuttle/transport1/centcom
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/shuttle/syndicate
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/syndicate_station
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/syndicate_mothership/elite_squad
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/shuttle/syndicate_elite/mothership
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/shuttle/skipjack
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/skipjack_station
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/ninja_dojo/dojo
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/shuttle/ninja
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/shuttle/trade
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/shuttle/merchant
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/wizard_station
+	flags = AREA_FLAG_IS_NOT_PERSISTENT | AREA_BLOCK_GHOSTS | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS | AREA_BLOCK_PHASE_SHIFT | AREA_BLOCK_GHOST_SIGHT
+
+/area/crew_quarters/heads/sc
+	flags = RAD_SHIELDED | AREA_FORBID_EVENTS | AREA_FORBID_SINGULO
+
+/area/crew_quarters/heads/sc/hop/quarters
+	flags = RAD_SHIELDED | AREA_FORBID_EVENTS | AREA_FORBID_SINGULO | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS
+
+/area/crew_quarters/heads/sc/hor/quarters
+	flags = RAD_SHIELDED | AREA_FORBID_EVENTS | AREA_FORBID_SINGULO | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS
+
+/area/crew_quarters/heads/sc/chief/quarters
+	flags = RAD_SHIELDED | AREA_FORBID_EVENTS | AREA_FORBID_SINGULO | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS
+
+/area/crew_quarters/heads/sc/hos/quarters
+	flags = RAD_SHIELDED | AREA_FORBID_EVENTS | AREA_FORBID_SINGULO | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS
+
+/area/crew_quarters/heads/sc/cmo/quarters
+	flags = RAD_SHIELDED | AREA_FORBID_EVENTS | AREA_FORBID_SINGULO | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS
+
+/area/crew_quarters/heads/sc/restroom
+	flags = RAD_SHIELDED | AREA_FORBID_EVENTS | AREA_FORBID_SINGULO | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS
+
+/area/crew_quarters/heads/sc/bs
+	flags = RAD_SHIELDED | AREA_FORBID_EVENTS | AREA_FORBID_SINGULO | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS
+
+/area/crew_quarters/toilet
+	flags = RAD_SHIELDED | AREA_FORBID_EVENTS | AREA_FORBID_SINGULO | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS
+
+/area/crew_quarters/barrestroom
+	flags = RAD_SHIELDED | AREA_FORBID_EVENTS | AREA_FORBID_SINGULO | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS
+
+/area/engineering/engi_restroom
+	flags = RAD_SHIELDED | AREA_FORBID_EVENTS | AREA_FORBID_SINGULO | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS
+
+/area/security/security_restroom
+	flags = RAD_SHIELDED | AREA_FORBID_EVENTS | AREA_FORBID_SINGULO | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS
+
+/area/medical/medical_restroom
+	flags = RAD_SHIELDED | AREA_FORBID_EVENTS | AREA_FORBID_SINGULO | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS
+
+/area/rnd/research_restroom_sc
+	flags = RAD_SHIELDED | AREA_FORBID_EVENTS | AREA_FORBID_SINGULO | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS
+
+/area/crew_quarters/toilet/firstdeck
+	flags = RAD_SHIELDED | AREA_FORBID_EVENTS | AREA_FORBID_SINGULO | AREA_BLOCK_TRACKING | AREA_BLOCK_SUIT_SENSORS

code/game/area/areas.dm

@@ -562,6 +562,8 @@ GLOBAL_DATUM(spoiler_obfuscation_image, /image)
 		return
 	if(!isliving(ourmob))
 		return
+	if(ourmob.client?.holder)
+		return
 	if(isanimal(ourmob))
 		var/mob/living/simple_mob/shadekin/SK = ourmob
 		if(SK.ability_flags & AB_PHASE_SHIFTED)

code/modules/admin/admin_verb_lists_vr.dm

@@ -579,6 +579,8 @@ var/list/admin_verbs_event_manager = list(
 	/client/proc/start_vote,
 	/client/proc/AdminCreateVirus,
 	/client/proc/ReleaseVirus,
+	/client/proc/add_hidden_area,
+	/client/proc/remove_hidden_area,
 	/datum/admins/proc/quick_nif, //CHOMPStation Add,
 	/datum/admins/proc/quick_authentic_nif, //CHOMPStation add
 	/client/proc/reload_jobwhitelist, //ChompADD

code/modules/admin/admin_verbs.dm

@@ -67,14 +67,12 @@
 		var/mob/observer/dead/ghost
 		if(build_mode)
 			togglebuildmode(body)
-			ghost = body.ghostize(1)
-			ghost.admin_ghosted = 1
+			ghost = body.ghostize(1, TRUE)
 			log_and_message_admins("[key_name(src)] admin-ghosted.") // CHOMPEdit - Add logging.
 			if(build_mode == "Yes")
 				togglebuildmode(ghost)
 		else
-			ghost = body.ghostize(1)
-			ghost.admin_ghosted = 1
+			ghost = body.ghostize(1, TRUE)
 			log_and_message_admins("[key_name(src)] admin-ghosted.") // CHOMPEdit - Add logging.
 		init_verbs()
 		if(body)
@@ -361,6 +359,9 @@
 		message_admins("[src] re-admined themself.", 1)
 		to_chat(src, span_filter_system(span_interface("You now have the keys to control the planet, or at least a small space station")))
 		remove_verb(src, /client/proc/readmin_self)
+		if(isobserver(mob))
+			var/mob/observer/dead/our_mob = mob
+			our_mob.visualnet?.addVisibility(our_mob, src)
 
 /client/proc/deadmin_self()
 	set name = "De-admin self"
@@ -373,6 +374,9 @@
 			deadmin()
 			to_chat(src, span_filter_system(span_interface("You are now a normal player.")))
 			add_verb(src, /client/proc/readmin_self)
+			if(isobserver(mob))
+				var/mob/observer/dead/our_mob = mob
+				our_mob.visualnet?.removeVisibility(our_mob, src)
 	feedback_add_details("admin_verb","DAS") //If you are copy-pasting this, ensure the 2nd parameter is unique to the new proc!
 
 /client/proc/toggle_log_hrefs()
@@ -552,3 +556,35 @@
 	B.icon_state = "bottle-1"
 	B.reagents.add_reagent(R.id, 60)
 	B.name = "[B.name] of [R.name]"
+
+/client/proc/add_hidden_area()
+	set name = "Add Ghostsight Block Area"
+	set category = "Admin.Game"
+
+	var/list/blocked_areas = list()
+	for(var/area/A in world)
+		if(!A.flag_check(AREA_BLOCK_GHOST_SIGHT))
+			blocked_areas[A.name] = A
+	blocked_areas = sortTim(blocked_areas, GLOBAL_PROC_REF(cmp_text_asc))
+	var/selected_area = tgui_input_list(usr, "Pick an area to hide from ghost", "Select Area to hide", blocked_areas)
+	var/area/A = blocked_areas[selected_area]
+	if(!A)
+		return
+	A.flags |= AREA_BLOCK_GHOST_SIGHT
+	ghostnet.addArea(A)
+
+/client/proc/remove_hidden_area()
+	set name = "Remove Ghostsight Block Area"
+	set category = "Admin.Game"
+
+	var/list/blocked_areas = list()
+	for(var/area/A in world)
+		if(A.flag_check(AREA_BLOCK_GHOST_SIGHT))
+			blocked_areas[A.name] = A
+	blocked_areas = sortTim(blocked_areas, GLOBAL_PROC_REF(cmp_text_asc))
+	var/selected_area = tgui_input_list(usr, "Pick a from ghost hidden area to let them see it again", "Select Hidden Area", blocked_areas)
+	var/area/A = blocked_areas[selected_area]
+	if(!A)
+		return
+	A.flags &= ~(AREA_BLOCK_GHOST_SIGHT)
+	ghostnet.removeArea(A)

code/modules/admin/player_effects.dm

@@ -1,7 +1,7 @@
 /client/proc/player_effects(var/mob/target in mob_list)
 	set name = "Player Effects"
 	set desc = "Modify a player character with various 'special treatments' from a list."
-	set category = "Fun.Event Kit" //CHOMPEdit
+	set category = "Fun.Event Kit"
 	if(!check_rights(R_FUN))
 		return
 

code/modules/env_message/env_message.dm

@@ -124,7 +124,7 @@ var/global/list/env_messages = list()
 /client/proc/create_gm_message()
 	set name = "Map Message - Create"
 	set desc = "Create an ooc message in the environment for other players to see."
-	set category = "Fun.Event Kit" //CHOMPEdit
+	set category = "Fun.Event Kit"
 
 	if(!check_rights(R_FUN))
 		return
@@ -154,7 +154,7 @@ var/global/list/env_messages = list()
 /client/proc/remove_gm_message()
 	set name = "Map Message - Remove"
 	set desc = "Remove any env/map message."
-	set category =  "Fun.Event Kit" //CHOMPEdit
+	set category = "Fun.Event Kit"
 
 	if(!istype(src) || !src.ckey)
 		return

code/modules/eventkit/generic_objects/generic_item.dm

@@ -90,7 +90,7 @@
 	return ..()
 
 /client/proc/generic_item()
-	set category = "Fun.Event Kit" //CHOMPEdit
+	set category = "Fun.Event Kit"
 	set name = "Spawn Generic Item"
 	set desc = "Spawn a customisable item with a range of different options."
 

code/modules/eventkit/generic_objects/generic_structure.dm

@@ -108,7 +108,7 @@
 		anchored = !anchored
 
 /client/proc/generic_structure()
-	set category = "Fun.Event Kit" //CHOMPEdit
+	set category = "Fun.Event Kit"
 	set name = "Spawn Generic Structure"
 	set desc = "Spawn a customisable structure with a range of different options."
 

code/modules/materials/materials/gems.dm

@@ -50,8 +50,8 @@
 
 /datum/material/quartz
 	name = MAT_QUARTZ
-	display_name = ORE_QUARTZ
-	use_name = ORE_QUARTZ
+	display_name = MAT_QUARTZ
+	use_name = MAT_QUARTZ
 	icon_colour = "#e6d7df"
 	stack_type = /obj/item/stack/material/quartz
 	tableslam_noise = 'sound/effects/Glasshit.ogg'

code/modules/mob/dead/observer/chunk.dm

@@ -0,0 +1,113 @@
+// GHOST CHUNK
+//
+// A 16x16 grid of the map with a list of turfs that can be seen, are visible and are dimmed.
+// Allows ghosts to see turfs of non AREA_BLOCK_GHOST_SIGHT flagged areas within these chunks.
+
+/datum/chunk/ghost
+	var/list/hidden_areas = list()
+
+/datum/chunk/ghost/add(mob/observer/dead/ghost, add_images = TRUE)
+	if(add_images)
+		var/client/client = ghost.client
+		if(client)
+			client.images += obscured
+	ghost.visibleChunks += src
+	visible++
+	seenby += ghost
+	if(changed && !updating)
+		update()
+
+/datum/chunk/ghost/remove(mob/observer/dead/ghost, remove_images = TRUE)
+	if(remove_images)
+		var/client/client = ghost.client
+		if(client)
+			client.images -= obscured
+	ghost.visibleChunks -= src
+	seenby -= ghost
+	if(visible > 0)
+		visible--
+
+/datum/chunk/ghost/acquireVisibleTurfs(var/list/invisible)
+
+	for(var/area/A in hidden_areas)
+
+		for(var/turf/T in A.contents)
+			invisible[T] = T
+
+// Don't call the parernt, we work inverted!
+/datum/chunk/ghost/New(loc, x, y, z)
+	for(var/area/A in range(16, locate(x + 8, y + 8, z)))
+		if(A.flag_check(AREA_BLOCK_GHOST_SIGHT))
+			hidden_areas += A
+
+	// 0xf = 15
+	x &= ~0xf
+	y &= ~0xf
+
+	src.x = x
+	src.y = y
+	src.z = z
+
+	for(var/turf/t in range(10, locate(x + 8, y + 8, z)))
+		if(t.x >= x && t.y >= y && t.x < x + 16 && t.y < y + 16)
+			turfs[t] = t
+
+	acquireVisibleTurfs(obscuredTurfs)
+
+	// Removes turf that isn't in turfs.
+	obscuredTurfs &= turfs
+
+	visibleTurfs = turfs - obscuredTurfs
+
+	for(var/turf/t as anything in obscuredTurfs)
+		LAZYINITLIST(t.obfuscations)
+		if(!t.obfuscations[obfuscation.type])
+			var/image/ob_image = image(obfuscation.icon, t, obfuscation.icon_state, OBFUSCATION_LAYER)
+			ob_image.plane = PLANE_FULLSCREEN
+			t.obfuscations[obfuscation.type] = ob_image
+		obscured += t.obfuscations[obfuscation.type]
+
+/datum/chunk/ghost/update()
+
+	set background = 1
+
+	var/list/newInvisibleTurfs = new()
+	acquireVisibleTurfs(newInvisibleTurfs)
+
+	// Removes turf that isn't in turfs.
+	newInvisibleTurfs &= turfs
+
+	var/list/visAdded = obscuredTurfs - newInvisibleTurfs
+	var/list/visRemoved = newInvisibleTurfs - obscuredTurfs
+
+	visibleTurfs = turfs - newInvisibleTurfs
+	obscuredTurfs = newInvisibleTurfs
+
+	for(var/turf/t as anything in visAdded)
+		if(LAZYLEN(t.obfuscations) && t.obfuscations[obfuscation.type])
+			obscured -= t.obfuscations[obfuscation.type]
+			for(var/mob/observer/dead/m as anything in seenby)
+				if(!m)
+					continue
+				var/client/client = m.client
+				if(client)
+					client.images -= t.obfuscations[obfuscation.type]
+
+	for(var/turf/t as anything in visRemoved)
+		if(obscuredTurfs[t])
+			LAZYINITLIST(t.obfuscations)
+			if(!t.obfuscations[obfuscation.type])
+				var/image/ob_image = image(obfuscation.icon, t, obfuscation.icon_state, OBFUSCATION_LAYER)
+				ob_image.plane = PLANE_FULLSCREEN
+				t.obfuscations[obfuscation.type] = ob_image
+
+			obscured += t.obfuscations[obfuscation.type]
+			for(var/mob/observer/dead/m as anything in seenby)
+				if(!m)
+					seenby -= m
+					continue
+				if(!m.checkStatic())
+					continue
+				var/client/client = m.client
+				if(client)
+					client.images += t.obfuscations[obfuscation.type]

code/modules/mob/dead/observer/ghostnet.dm

@@ -0,0 +1,92 @@
+// GHOST NET
+//
+// The datum containing all the hidden chunks.
+
+/datum/visualnet/ghost
+	chunk_type = /datum/chunk/ghost
+
+/datum/visualnet/ghost/proc/addVisibility(list/moved_eyes, client/C)
+	if(!islist(moved_eyes))
+		moved_eyes = moved_eyes ? list(moved_eyes) : list()
+
+	var/list/chunks_pre_seen = list()
+
+	for(var/mob/observer/dead/ghost as anything in moved_eyes)
+		if(C)
+			chunks_pre_seen |= ghost.visibleChunks
+
+	if(C)
+		for(var/datum/chunk/ghost/c as anything in chunks_pre_seen)
+			for(var/mob/observer/dead/ghost as anything in moved_eyes)
+				c.remove(ghost)
+
+/datum/visualnet/ghost/proc/removeVisibility(list/moved_eyes, client/C)
+	if(!islist(moved_eyes))
+		moved_eyes = moved_eyes ? list(moved_eyes) : list()
+
+	var/list/chunks_post_seen = list()
+
+	for(var/mob/observer/dead/ghost as anything in moved_eyes)
+		// 0xf = 15
+		var/static_range = ghost.static_visibility_range
+		var/x1 = max(0, ghost.x - static_range) & ~(CHUNK_SIZE - 1)
+		var/y1 = max(0, ghost.y - static_range) & ~(CHUNK_SIZE - 1)
+		var/x2 = min(world.maxx, ghost.x + static_range) & ~(CHUNK_SIZE - 1)
+		var/y2 = min(world.maxy, ghost.y + static_range) & ~(CHUNK_SIZE - 1)
+
+		var/list/visibleChunks = list()
+
+		for(var/x = x1; x <= x2; x += CHUNK_SIZE)
+			for(var/y = y1; y <= y2; y += CHUNK_SIZE)
+				visibleChunks |= getChunk(x, y, ghost.z)
+
+		var/list/add = visibleChunks - ghost.visibleChunks
+
+		for(var/datum/chunk/ghost/c as anything in add)
+			c.add(ghost, FALSE)
+
+		if(C)
+			chunks_post_seen |= ghost.visibleChunks
+
+	if(C)
+
+		for(var/datum/chunk/c as anything in chunks_post_seen)
+			C.images += c.obscured
+
+// Removes a area from a chunk.
+/datum/visualnet/ghost/proc/removeArea(area/A)
+	if(!A.flag_check(AREA_BLOCK_GHOST_SIGHT))
+		majorChunkChange(A, 0)
+
+// Add a area to a chunk.
+/datum/visualnet/ghost/proc/addArea(area/A)
+	if(A.flag_check(AREA_BLOCK_GHOST_SIGHT))
+		majorChunkChange(A, 1)
+
+// Used for ghost visible areas. Since portable areas can be in ANY chunk.
+/datum/visualnet/ghost/proc/updateArea(area/A)
+	if(A.flag_check(AREA_BLOCK_GHOST_SIGHT))
+		majorChunkChange(A, 1)
+	else
+		majorChunkChange(A, 0)
+
+/datum/visualnet/ghost/majorChunkChange(area/A, var/choice)
+	if(choice == 2)
+		return
+	for(var/entry in chunks)
+		var/datum/chunk/ghost/gchunk = chunks[entry]
+		for(var/turf/T in gchunk.turfs)
+			if(T.loc == A)
+				onMajorChunkChange(A, choice, gchunk)
+				gchunk.hasChanged(TRUE)
+				break
+
+/datum/visualnet/ghost/onMajorChunkChange(atom/c, var/choice, var/datum/chunk/ghost/chunk)
+// Only add actual areas to the list of areas
+	if(istype(c, /area))
+		if(choice == 0)
+			// Remove the area.
+			chunk.hidden_areas -= c
+		else if(choice == 1)
+			// You can't have the same area in the list twice.
+			chunk.hidden_areas |= c

code/modules/mob/dead/observer/observer.dm

@@ -12,7 +12,10 @@
 	stat = DEAD
 	canmove = 0
 	blinded = 0
-	anchored = TRUE		//  don't get pushed around
+	anchored = TRUE	//  don't get pushed around
+	var/list/visibleChunks = list()
+	var/datum/visualnet/ghost/visualnet
+	var/static_visibility_range = 16
 
 	var/can_reenter_corpse
 	var/datum/hud/living/carbon/hud = null // hud
@@ -88,13 +91,14 @@
 	var/last_revive_notification = null // world.time of last notification, used to avoid spamming players from defibs or cloners.
 	var/cleanup_timer // Refernece to a timer that will delete this mob if no client returns
 
-/mob/observer/dead/New(mob/body)
+/mob/observer/dead/New(mob/body, aghost = FALSE)
 
 	appearance = body
 	invisibility = INVISIBILITY_OBSERVER
 	layer = BELOW_MOB_LAYER
 	plane = PLANE_GHOSTS
 	alpha = 127
+	admin_ghosted = aghost
 
 	sight |= SEE_TURFS | SEE_MOBS | SEE_OBJS | SEE_SELF
 	see_invisible = SEE_INVISIBLE_OBSERVER
@@ -140,6 +144,17 @@
 	animate(pixel_y = default_pixel_y, time = 10, loop = -1)
 	observer_mob_list += src
 	..()
+	visualnet = ghostnet
+
+/mob/observer/dead/proc/checkStatic()
+	return !(check_rights(R_ADMIN|R_FUN|R_EVENT|R_SERVER, 0, src) || (client && client.buildmode) || isbelly(loc))
+
+/mob/observer/dead/Moved(atom/old_loc, direction, forced)
+	. = ..()
+	if(isbelly(loc) && !isbelly(old_loc))
+		visualnet.addVisibility()
+	if(visualnet && checkStatic())
+		visualnet.visibility(src, client)
 
 /mob/observer/dead/Topic(href, href_list)
 	if (href_list["track"])
@@ -209,14 +224,14 @@ Works together with spawning an observer, noted above.
 		forceMove(O.loc)
 //RS Port #658 End
 
-/mob/proc/ghostize(var/can_reenter_corpse = 1)
+/mob/proc/ghostize(var/can_reenter_corpse = 1, var/aghost = FALSE)
 	if(key)
 		if(ishuman(src))
 			var/mob/living/carbon/human/H = src
 			if(H.vr_holder && !can_reenter_corpse)
 				H.exit_vr()
 				return 0
-		var/mob/observer/dead/ghost = new(src)	//Transfer safety to observer spawning proc.
+		var/mob/observer/dead/ghost = new(src, aghost)	//Transfer safety to observer spawning proc.
 		ghost.can_reenter_corpse = can_reenter_corpse
 		ghost.timeofdeath = src.timeofdeath //BS12 EDIT
 		ghost.key = key
@@ -574,6 +589,7 @@ This is the proc mobs get to turn into a ghost. Forked from ghostize due to comp
 	return ..()
 
 /mob/observer/dead/Destroy()
+	visualnet = null
 	if(ismob(following))
 		var/mob/M = following
 		M.following_mobs -= src

code/modules/mob/freelook/visualnet.dm

@@ -2,8 +2,6 @@
 //
 // The datum containing all the chunks.
 
-#define CHUNK_SIZE 16
-
 /datum/visualnet
 	// The chunks of the map, mapping the areas that an object can see.
 	var/list/chunks = list()
@@ -159,5 +157,3 @@
 		var/datum/chunk/chunk = cameranet.getCameraChunk(x, y, z)
 		usr.client.debug_variables(chunk)
 */
-
-#undef CHUNK_SIZE

code/modules/mob/mob_helpers_vr.dm

@@ -33,7 +33,7 @@
 
 /mob/verb/toggle_stomach_vision()
 	set name = "Toggle Stomach Sprites"
-	set category = "Preferences.Vore" //CHOMPEdit
+	set category = "Preferences.Vore"
 	set desc = "Toggle the ability to see stomachs or not"
 
 	var/toggle

code/modules/mob/mob_movement.dm

@@ -404,9 +404,9 @@
 	switch(mob.incorporeal_move)
 		if(1)
 			var/turf/T = get_step(mob, direct)
-			var/area/A = T.loc	//RS Port #658
 			if(!T)
 				return
+			var/area/A = T.loc	//RS Port #658
 			if(mob.check_holy(T))
 				to_chat(mob, span_warning("You cannot get past holy grounds while you are in this plane of existence!"))
 				return

code/modules/power/privacy_switch.dm

@@ -0,0 +1,41 @@
+/obj/structure/privacyswitch
+	name = "privacy switch"
+	desc = "A special switch to increase the room's privavy. (Blocks ghosts from seeing the area)"
+	icon = 'icons/obj/power_vr.dmi'
+	icon_state = "light0"
+	var/nextUse = 0
+
+/obj/structure/privacyswitch/Initialize()
+	var/area/A = get_area(src)
+	if(A?.flag_check(AREA_BLOCK_GHOST_SIGHT))
+		icon_state = "light1"
+	. = ..()
+
+/obj/structure/privacyswitch/attack_ai(mob/user)
+	attack_hand()
+	return
+
+/obj/structure/privacyswitch/attack_hand(mob/user)
+	if(nextUse - world.time > 0)
+		to_chat(user, span_warning("The area can not be altered so soon again!"))
+		return
+	var/area/A = get_area(src)
+	if(!A)
+		return
+
+	if(tgui_alert(user, "Do you want to toggle ghost vision for this area [A.flag_check(AREA_BLOCK_GHOST_SIGHT) ? "on" : "off"]?", "Toggle ghost vision?", list("Yes", "No")) != "Yes")
+		return
+
+	if(A.flag_check(AREA_BLOCK_GHOST_SIGHT))
+		A.flags ^= AREA_BLOCK_GHOST_SIGHT
+		icon_state = "light0"
+		ghostnet.removeArea(A)
+		to_chat(user, span_notice("The area is no longer protected from ghost vison."))
+		log_and_message_admins("toggled ghost vision in [A] on.", user)
+	else
+		A.flags ^= AREA_BLOCK_GHOST_SIGHT
+		icon_state = "light1"
+		ghostnet.addArea(A)
+		to_chat(user, span_notice("The area is now protected from ghost vison."))
+		log_and_message_admins("toggled ghost vision in [A] off.", user)
+	nextUse = world.time + 5 MINUTES

code/modules/vote/vote_verb.dm

@@ -1,5 +1,5 @@
 /client/verb/vote()
-	set category = "OOC.Game" // CHOMPedit
+	set category = "OOC.Game"
 	set name = "Vote"
 
 	if(SSvote.active_vote)

modular_chomp/maps/relic_base/relicbase_areas.dm

@@ -1038,7 +1038,6 @@ z
 /area/engineering/engi_restroom
 	name = "\improper Engineering Restroom"
 	icon_state = "toilet"
-	flags = RAD_SHIELDED
 	sound_env = SMALL_ENCLOSED
 
 /area/engineering/hallway/atmos_hallway
@@ -1120,7 +1119,6 @@ z
 /area/medical/medical_restroom
 	name = "\improper Medbay Restroom"
 	icon_state = "medbay_restroom"
-	flags = RAD_SHIELDED
 	sound_env = SMALL_ENCLOSED
 
 /area/security/aid_station
@@ -1134,7 +1132,6 @@ z
 /area/security/security_restroom
 	name = "\improper Security - Restroom"
 	icon_state = "security_bathroom"
-	flags = RAD_SHIELDED
 	sound_env = SMALL_ENCLOSED
 
 /area/storage/emergency_storage/seconddeck/ap_emergency
@@ -1158,7 +1155,6 @@ z
 /area/rnd/research_restroom_sc
 	name = "\improper Research Restroom"
 	icon_state = "research_restroom"
-	flags = RAD_SHIELDED
 	sound_env = SMALL_ENCLOSED
 
 /area/rnd/research_lockerroom

modular_chomp/maps/southern_cross/southern_cross_areas.dm

@@ -448,7 +448,6 @@
 /area/crew_quarters/heads/sc/
 	name = "\improper Command - Head Office"
 	icon_state = "head_quarters"
-	flags = RAD_SHIELDED | AREA_FORBID_EVENTS | AREA_FORBID_SINGULO
 	sound_env = MEDIUM_SOFTFLOOR
 
 /area/crew_quarters/heads/sc/hop
@@ -483,7 +482,6 @@
 /area/engineering/engi_restroom
 	name = "\improper Engineering Restroom"
 	icon_state = "toilet"
-	flags = RAD_SHIELDED
 	sound_env = SMALL_ENCLOSED
 
 /area/engineering/hallway/atmos_hallway
@@ -561,7 +559,6 @@
 /area/medical/medical_restroom
 	name = "\improper Medbay Restroom"
 	icon_state = "medbay_restroom"
-	flags = RAD_SHIELDED
 	sound_env = SMALL_ENCLOSED
 
 /area/security/aid_station
@@ -575,7 +572,6 @@
 /area/security/security_restroom
 	name = "\improper Security - Restroom"
 	icon_state = "security_bathroom"
-	flags = RAD_SHIELDED
 	sound_env = SMALL_ENCLOSED
 
 /area/storage/emergency_storage/seconddeck/ap_emergency
@@ -599,7 +595,6 @@
 /area/rnd/research_restroom_sc
 	name = "\improper Research Restroom"
 	icon_state = "research_restroom"
-	flags = RAD_SHIELDED
 	sound_env = SMALL_ENCLOSED
 
 /area/rnd/research_lockerroom
@@ -822,7 +817,6 @@
 	name = "\improper Response Team Ship"
 	icon_state = "shuttlered"
 	requires_power = 0
-	flags = RAD_SHIELDED
 	ambience = AMBIENCE_HIGHSEC
 
 /* Chompstation Edit - Removing Shuttle 1 & 2
@@ -948,7 +942,6 @@ End Chompstation Edit*/
 	icon_state = "syndie-ship"
 	requires_power = 0
 	dynamic_lighting = 0
-	flags = RAD_SHIELDED
 	ambience = AMBIENCE_HIGHSEC
 
 /area/syndicate_station
@@ -956,7 +949,6 @@ End Chompstation Edit*/
 	icon_state = "syndie-ship"
 	requires_power = 0
 	dynamic_lighting = 0
-	flags = RAD_SHIELDED
 	ambience = AMBIENCE_HIGHSEC
 
 /area/syndicate_station/start
@@ -1017,7 +1009,6 @@ End Chompstation Edit*/
 	icon_state = "yellow"
 	requires_power = 0
 	dynamic_lighting = 0
-	flags = RAD_SHIELDED
 	ambience = AMBIENCE_HIGHSEC
 
 /area/skipjack_station/transit
@@ -1071,7 +1062,6 @@ End Chompstation Edit*/
 	name = "\improper Ninja Base"
 	icon_state = "green"
 	requires_power = 0
-	flags = RAD_SHIELDED
 	ambience = AMBIENCE_HIGHSEC
 
 /area/ninja_dojo/dojo

vorestation.dme

@@ -172,6 +172,7 @@
 #include "code\__defines\unit_tests.dm"
 #include "code\__defines\update_icons.dm"
 #include "code\__defines\verb_manager.dm"
+#include "code\__defines\visualnet.dm"
 #include "code\__defines\vore.dm"
 #include "code\__defines\vote.dm"
 #include "code\__defines\vv.dm"
@@ -3115,7 +3116,9 @@
 #include "code\modules\mob\dead\corpse_ch.dm"
 #include "code\modules\mob\dead\corpse_vr.dm"
 #include "code\modules\mob\dead\death.dm"
+#include "code\modules\mob\dead\observer\chunk.dm"
 #include "code\modules\mob\dead\observer\free_vr.dm"
+#include "code\modules\mob\dead\observer\ghostnet.dm"
 #include "code\modules\mob\dead\observer\login.dm"
 #include "code\modules\mob\dead\observer\logout.dm"
 #include "code\modules\mob\dead\observer\observer.dm"
@@ -4006,6 +4009,7 @@
 #include "code\modules\power\port_gen_vr.dm"
 #include "code\modules\power\power.dm"
 #include "code\modules\power\powernet.dm"
+#include "code\modules\power\privacy_switch.dm"
 #include "code\modules\power\smes.dm"
 #include "code\modules\power\smes_construction.dm"
 #include "code\modules\power\smes_vr.dm"