More area flag option fixes (#16740)

* some mor fixes on the block flags

* .

* fix aghosting

* .

* add privacy switch

* .

* ignore bellied

* .

* .

* fix it up

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

@@ -6,6 +6,27 @@
 /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)
@@ -85,6 +106,8 @@
 				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

@@ -5,20 +5,65 @@
 /datum/visualnet/ghost
 	chunk_type = /datum/chunk/ghost
 
-// Removes a area from a chunk.
+/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)

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

@@ -14,8 +14,7 @@
 	blinded = 0
 	anchored = TRUE	//  don't get pushed around
 	var/list/visibleChunks = list()
-	var/datum/visualnet/visualnet
-	var/use_static = TRUE
+	var/datum/visualnet/ghost/visualnet
 	var/static_visibility_range = 16
 
 	var/can_reenter_corpse
@@ -92,13 +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
@@ -146,10 +146,14 @@
 	..()
 	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)
 	. = ..()
-	use_static = !(check_rights(R_ADMIN|R_FUN|R_EVENT|R_SERVER, 0, src) || (client && client.buildmode))
-	if(visualnet && use_static)
+	if(isbelly(loc) && !isbelly(old_loc))
+		visualnet.addVisibility()
+	if(visualnet && checkStatic())
 		visualnet.visibility(src, client)
 
 /mob/observer/dead/Topic(href, href_list)
@@ -220,14 +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
@@ -463,7 +467,7 @@ This is the proc mobs get to turn into a ghost. Forked from ghostize due to comp
 
 	//RS Port #658 Start
 	var/area/A = get_area(destination)
-	if(A?.flag_check(AREA_BLOCK_GHOSTS) && !isbelly(destination))
+	if(A?.flag_check(AREA_BLOCK_GHOSTS) && !isbelly(destination) && !admin_ghosted)
 		to_chat(src,span_warning("Sorry, that area does not allow ghosts."))
 		if(following)
 			stop_following()

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