truly evil

code/controllers/subsystem/air.dm

@@ -56,7 +56,7 @@ SUBSYSTEM_DEF(air)
 	// Whether equalization should be enabled at all.
 	var/equalize_enabled = TRUE
 	// Whether turf-to-turf heat exchanging should be enabled.
-	var/heat_enabled = FALSE
+	var/heat_enabled = TRUE
 	// Max number of times process_turfs will share in a tick.
 	var/share_max_steps = 3
 	// Excited group processing will try to equalize groups with total pressure difference less than this amount.

code/game/machinery/doors/door.dm

@@ -412,7 +412,7 @@
 		GLOB.cameranet.updateVisibility(src, 0)
 
 /obj/machinery/door/BlockThermalConductivity() // All non-glass airlocks block heat, this is intended.
-	if(opacity || heat_proof)
+	if(heat_proof && density)
 		return TRUE
 	return FALSE
 

code/game/machinery/doors/firedoor.dm

@@ -402,6 +402,12 @@
 	else
 		return TRUE
 
+/obj/machinery/door/firedoor/border_only/BlockThermalConductivity(opp_dir)
+	if(opp_dir == dir)
+		return density
+	else
+		return FALSE
+
 /obj/machinery/door/firedoor/heavy
 	name = "heavy firelock"
 	icon = 'icons/obj/doors/doorfire.dmi'

code/game/objects/structures/window.dm

@@ -511,6 +511,11 @@
 	if (fulltile)
 		. += new /obj/item/shard/plasma(location)
 
+/obj/structure/window/plasma/BlockThermalConductivity(opp_dir)
+	if(!anchored || !density)
+		return FALSE
+	return FULLTILE_WINDOW_DIR == dir || dir == opp_dir
+
 /obj/structure/window/plasma/spawner/east
 	dir = EAST
 

code/modules/admin/verbs/diagnostics.dm

@@ -6,7 +6,7 @@
 		if(T.active_hotspot)
 			burning = TRUE
 
-	var/list/lines = list(span_adminnotice("[AREACOORD(target)]: [env.return_temperature()] K ([env.return_temperature() - T0C] C), [env.return_pressure()] kPa[(burning)?(", <font color='red'>burning</font>"):(null)]"))
+	var/list/lines = list(span_adminnotice("[AREACOORD(target)] A: [env.return_temperature()] K ([env.return_temperature() - T0C] C),T: [target.return_temperature()] K,  [env.return_pressure()] kPa[(burning)?(", <font color='red'>burning</font>"):(null)]"))
 	for(var/id in env.get_gases())
 		var/moles = env.get_moles(id)
 		if (abs(moles) >= 0.00001)

code/modules/atmospherics/environmental/LINDA_system.dm

@@ -18,7 +18,6 @@
 
 /turf/open/CanAtmosPass(turf/T, vertical = FALSE)
 	var/dir = vertical? get_dir_multiz(src, T) : get_dir(src, T)
-	var/opp = REVERSE_DIR(dir)
 	. = TRUE
 	if(vertical && !(zAirOut(dir, T) && T.zAirIn(dir, src)))
 		. = FALSE
@@ -30,13 +29,23 @@
 		var/turf/other = (O.loc == src ? T : src)
 		if(!(vertical? (CANVERTICALATMOSPASS(O, other)) : (CANATMOSPASS(O, other))))
 			. = FALSE
-		if(O.BlockThermalConductivity()) 	//the direction and open/closed are already checked on CanAtmosPass() so there are no arguments
+
+/turf/proc/update_conductivity(turf/T)
+	var/dir = get_dir_multiz(src, T)
+	var/opp = REVERSE_DIR(dir)
+	//all these must be above zero for auxmos to even consider them
+	if(!thermal_conductivity || !heat_capacity || !T.thermal_conductivity || !T.heat_capacity)
+		return
+	for(var/obj/O in contents+T.contents)
+		conductivity_blocked_directions &= ~dir
+		T.conductivity_blocked_directions &= ~opp
+		if(O.BlockThermalConductivity(opp)) 	//the direction and open/closed are already checked on CanAtmosPass() so there are no arguments
 			conductivity_blocked_directions |= dir
 			T.conductivity_blocked_directions |= opp
-			if(!.)
-				return .
+			return
 
-/atom/movable/proc/BlockThermalConductivity() // Objects that don't let heat through.
+//dir of this obj to the other turf
+/atom/movable/proc/BlockThermalConductivity(dir) // Objects that don't let heat through.
 	return FALSE
 
 /turf/proc/ImmediateCalculateAdjacentTurfs()
@@ -54,6 +63,8 @@
 		var/other_contains_firelock = 1
 		if(locate(/obj/machinery/door/firedoor) in T)
 			other_contains_firelock |= 2
+		
+		update_conductivity(T)
 
 		if(isopenturf(T) && !(blocks_air || T.blocks_air) && ((direction & (UP|DOWN))? (canvpass && CANVERTICALATMOSPASS(T, src)) : (canpass && CANATMOSPASS(T, src))) )
 			LAZYINITLIST(atmos_adjacent_turfs)
@@ -66,6 +77,7 @@
 			if (T.atmos_adjacent_turfs)
 				T.atmos_adjacent_turfs -= src
 			UNSETEMPTY(T.atmos_adjacent_turfs)
+
 		T.__update_auxtools_turf_adjacency_info(isspaceturf(T.get_z_base_turf()))
 	UNSETEMPTY(atmos_adjacent_turfs)
 	src.atmos_adjacent_turfs = atmos_adjacent_turfs

code/modules/atmospherics/environmental/LINDA_turf_tile.dm

@@ -27,6 +27,9 @@
 
 	var/list/atmos_overlay_types //gas IDs of current active gas overlays
 
+/turf/proc/should_conduct_to_space()
+	return get_z_base_turf() == /turf/open/space
+
 /turf/open/Initialize()
 	if(!blocks_air)
 		air = new(2500,src)