ZAS changes

code/__DEFINES/atmospherics/Connections.dm

@@ -1,6 +1,6 @@
 
 #define WOOSH \
 	if(connecting_turfs.len && (REALTIMEOFDAY > last_woosh + 2 SECONDS)){ \
-		playsound(pick(connecting_turfs),abs(differential) > zas_settings.airflow_heavy_pressure ? 'modular_pariah/master_files/sound/effects/space_wind_big.ogg' : 'modular_pariah/master_files/sound/effects/space_wind.ogg',100,TRUE,null,pressure_affected = FALSE); \
+		playsound(pick(connecting_turfs),abs(differential) > zas_settings.airflow_mob_pressure ? 'modular_pariah/master_files/sound/effects/space_wind_big.ogg' : 'modular_pariah/master_files/sound/effects/space_wind.ogg',100,TRUE,null,pressure_affected = FALSE); \
 		last_woosh = REALTIMEOFDAY;\
 	} \

code/__DEFINES/obj_flags.dm

@@ -13,7 +13,6 @@
 #define BLOCK_Z_IN_UP (1<<9) // Should this object block z uprise from below?
 #define BLOCK_Z_FALL (1<<10) // Should this object block falling?
 #define NO_BUILD (1<<11) // Can we build on this object?
-#define PLASMAGUARD (1<<12) //Immune to plasma contamination
 
 // If you add new ones, be sure to add them to /obj/Initialize as well for complete mapping support
 

code/controllers/subsystem/airflow.dm

@@ -48,10 +48,7 @@ SUBSYSTEM_DEF(airflow)
 			target.airflow_process_delay -= 1
 			continue
 
-		else if (target.airflow_process_delay)
-			target.airflow_process_delay = 0
-
-		target.airflow_speed = min(target.airflow_speed, 15)
+		target.airflow_speed = clamp(0, target.airflow_speed, 15)
 		target.airflow_speed -= zas_settings.airflow_speed_decay
 
 		if (target.airflow_skip_speedcheck)
@@ -119,43 +116,3 @@ SUBSYSTEM_DEF(airflow)
 /datum/controller/subsystem/airflow/proc/HandleDel(datum/source)
 	SIGNAL_HANDLER
 	processing -= source
-
-/atom/movable/proc/prepare_airflow(strength)
-	if (!airflow_dest || airflow_speed < 0 || last_airflow > world.time - zas_settings.airflow_delay)
-		return FALSE
-	if (airflow_speed)
-		airflow_speed = strength / max(get_dist(src, airflow_dest), 1)
-		return FALSE
-	if(!check_airflow_movable(strength*10)) //Repel/Gotoairflowdest() divide the differential by a max of 10, so we're undoing that here
-		return FALSE
-	if (airflow_dest == loc)
-		step_away(src, loc)
-	if (ismob(src))
-		to_chat(src, span_warning("You are pushed away by a rush of air!"))
-
-	last_airflow = world.time
-
-	var/airflow_falloff = 9 - sqrt((x - airflow_dest.x) ** 2 + (y - airflow_dest.y) ** 2)
-	if (airflow_falloff < 1)
-		airflow_dest = null
-		return FALSE
-
-	airflow_speed = min(max(strength * (9 / airflow_falloff), 1), 9)
-	return TRUE
-
-
-/atom/movable/proc/GotoAirflowDest(strength)
-	if (!prepare_airflow(strength))
-		return
-	airflow_xo = airflow_dest.x - x
-	airflow_yo = airflow_dest.y - y
-	airflow_dest = null
-	SSairflow.Enqueue(src)
-
-/atom/movable/proc/RepelAirflowDest(strength)
-	if (!prepare_airflow(strength))
-		return
-	airflow_xo = -(airflow_dest.x - x)
-	airflow_yo = -(airflow_dest.y - y)
-	airflow_dest = null
-	SSairflow.Enqueue(src)

code/controllers/subsystem/airmachines.dm

@@ -2,9 +2,11 @@ SUBSYSTEM_DEF(airmachines)
 	name = "Air (Machines)"
 	priority = FIRE_PRIORITY_AIRMACHINES
 	init_order = INIT_ORDER_AIRMACHINES
-	flags = SS_KEEP_TIMING
+	flags = SS_POST_FIRE_TIMING
 	runlevels = RUNLEVEL_GAME | RUNLEVEL_POSTGAME
 
+	wait = 0.5 SECONDS
+
 	var/cached_cost
 
 	var/list/pipe_init_dirs_cache = list()

code/controllers/subsystem/zas.dm

@@ -63,7 +63,7 @@ SUBSYSTEM_DEF(zas)
 	name = "Air Core"
 	priority = FIRE_PRIORITY_AIR
 	init_order = INIT_ORDER_AIR
-	flags = SS_KEEP_TIMING
+	flags = SS_POST_FIRE_TIMING
 	runlevels = RUNLEVEL_GAME | RUNLEVEL_POSTGAME
 	wait = 2 SECONDS
 
@@ -466,9 +466,9 @@ SUBSYSTEM_DEF(zas)
 	if(!B.connections)
 		B.connections = new
 
-	if(A.connections.get(a_to_b))
+	if(A.connections.get_connection_for_dir(a_to_b))
 		return
-	if(B.connections.get(b_to_a))
+	if(B.connections.get_connection_for_dir(b_to_a))
 		return
 	if(!space && (A.zone == B.zone))
 		return

code/game/atom/atoms.dm

@@ -549,16 +549,12 @@
 
 ///Return the current air environment in this atom
 /atom/proc/return_air()
-	if(loc)
-		return loc.return_air()
-	else
-		return null
+	return loc?.return_air()
 
 ///Return the current air environment in this atom. If this atom is a turf, it will not automatically update the zone.
 /atom/proc/unsafe_return_air()
 	return return_air()
 
-
 ///Return the air if we can analyze it
 /atom/proc/return_analyzable_air()
 	return null

code/game/atoms_movable.dm

@@ -629,14 +629,23 @@
 	if(!bumped_atom)
 		CRASH("Bump was called with no argument.")
 	SEND_SIGNAL(src, COMSIG_MOVABLE_BUMP, bumped_atom)
+
 	. = ..()
+
 	if(!QDELETED(throwing))
 		throwing.finalize(hit = TRUE, target = bumped_atom)
 		. = TRUE
 		if(QDELETED(bumped_atom))
 			return
+
 	bumped_atom.BumpedBy(src)
 
+	if(moving_by_airflow && !QDELING(src))
+		if(airflow_speed >= 1 && airflow_dest)
+			AirflowBump(bumped_atom)
+		else
+			SSairflow.Dequeue(src)
+
 /atom/movable/Exited(atom/movable/gone, direction)
 	. = ..()
 

code/game/machinery/computer/atmos_computers/_air_sensor.dm

@@ -43,7 +43,7 @@
 	if(!on)
 		return
 
-	var/datum/gas_mixture/air_sample = unsafe_return_air()
+	var/datum/gas_mixture/air_sample = loc.unsafe_return_air()
 	var/datum/signal/signal = new(src, list(
 		"sigtype" = "status",
 		"tag" = id_tag,

code/modules/admin/admin_verbs.dm

@@ -211,6 +211,7 @@ GLOBAL_PROTECT(admin_verbs_debug)
 	/client/proc/debug_spell_requirements,
 	/client/proc/analyze_openturf,
 	/client/proc/debug_health,
+	/client/proc/change_zas_settings,
 )
 
 GLOBAL_LIST_INIT(admin_verbs_possess, list(/proc/possess, GLOBAL_PROC_REF(release)))
@@ -1036,3 +1037,12 @@ GLOBAL_PROTECT(admin_verbs_hideable)
 		to_chat(world, span_boldannounce("The gamemode is now: [fake_name ? SSticker.mode_display_name : SSticker.mode.name]."))
 
 	message_admins("[key_name_admin(usr)] has set the gamemode to [SSticker.mode.type].")
+
+/client/proc/change_zas_settings()
+	set name = "ZAS Settings"
+	set category = "Debug"
+
+	if(!check_rights(R_DEBUG))
+		return
+
+	zas_settings.ui_interact(mob)