Experimental perfomance fix for messages (#6239) [testmerge][da9559e]

code/modules/mob/mob.dm

@@ -142,7 +142,7 @@
 // blind_message (optional) is what blind people will hear e.g. "You hear something!"
 /mob/visible_message(message, self_message, blind_message, list/ignored_mobs, chat_message_type)
 	if(!isturf(loc)) // mobs inside objects (such as lockers) shouldn't have their actions visible to those outside the object
-		for(var/mob/mob as anything in (get_mobs_in_view(3, src, include_radio = FALSE) - ignored_mobs))
+		for(var/mob/mob as anything in viewers(3, src) - ignored_mobs)
 			if(mob.see_invisible < invisibility)
 				continue //can't view the invisible
 			var/msg = message
@@ -155,7 +155,7 @@
 			mob.show_message(msg, EMOTE_VISIBLE, blind_message, EMOTE_AUDIBLE, chat_message_type)
 		return
 
-	for(var/mob/mob as anything in (get_mobs_in_view(7, src, include_radio = FALSE) - ignored_mobs))
+	for(var/mob/mob as anything in viewers(7, src) - ignored_mobs)
 		if(mob.see_invisible < invisibility)
 			continue //can't view the invisible
 		var/msg = message
@@ -169,7 +169,7 @@
 // message is output to anyone who can see, e.g. "The [src] does something!"
 // blind_message (optional) is what blind people will hear e.g. "You hear something!"
 /atom/proc/visible_message(message, self_message, blind_message, list/ignored_mobs)
-	for(var/mob/mob as anything in (get_mobs_in_view(7, src, include_radio = FALSE) - ignored_mobs))
+	for(var/mob/mob as anything in viewers(7, src) - ignored_mobs)
 		mob.show_message(message, EMOTE_VISIBLE, blind_message, EMOTE_AUDIBLE)
 
 
@@ -184,7 +184,7 @@
 	if(hearing_distance)
 		range = hearing_distance
 	var/msg = message
-	for(var/mob/M in get_mobs_in_view(range, src))
+	for(var/mob/M as anything in viewers(range, src))
 		M.show_message(msg, EMOTE_AUDIBLE, deaf_message, EMOTE_VISIBLE)
 
 	// based on say code
@@ -211,7 +211,7 @@
 	var/range = 7
 	if(hearing_distance)
 		range = hearing_distance
-	for(var/mob/M in get_mobs_in_view(range, src))
+	for(var/mob/M as anything in viewers(range, src))
 		M.show_message(message, EMOTE_AUDIBLE, deaf_message, EMOTE_VISIBLE)
 
 
@@ -638,7 +638,7 @@
 	return FALSE
 
 /mob/proc/can_use_machinery(obj/machinery/mach)
-	return IsAdvancedToolUser() 
+	return IsAdvancedToolUser()
 
 /mob/proc/swap_hand()
 	return
@@ -673,7 +673,7 @@
 	var/mob/living/picked = tgui_input_list(usr, "Please select an NPC to respawn as", "Respawn as NPC", allowed_creatures)
 	if(!picked)
 		return
-		
+
 	if(picked == "Mouse")
 		become_mouse()
 		return
@@ -684,7 +684,7 @@
 	if(QDELETED(picked_mob) || picked_mob.key || picked_mob.stat == DEAD)
 		to_chat(usr, span_warning("[capitalize(picked_mob)] is no longer available to respawn!"))
 		return
-	
+
 	if(istype(picked_mob, /mob/living/simple_animal/borer))
 		var/mob/living/simple_animal/borer/borer = picked_mob
 		borer.transfer_personality(usr.client)
@@ -693,7 +693,7 @@
 	to_chat(usr, span_notify(message))
 	GLOB.respawnable_list -= usr
 	picked_mob.key = key
-		
+
 
 /mob/proc/become_mouse()
 	var/timedifference = world.time - client.time_joined_as_mouse