Ported C++mos from yogs (help me)

code/game/turfs/change_turf.dm

@@ -302,24 +302,14 @@ GLOBAL_LIST_INIT(blacklisted_automated_baseturfs, typecacheof(list(
 		return
 
 	var/datum/gas_mixture/total = new//Holders to assimilate air from nearby turfs
-	var/list/total_gases = total.gases
 
 	for(var/T in atmos_adjacent_turfs)
 		var/turf/open/S = T
 		if(!S.air)
 			continue
-		var/list/S_gases = S.air.gases
-		for(var/id in S_gases)
-			total_gases[id] += S_gases[id]
-		total.temperature += S.air.temperature
+		total.merge(S.air)
 
-	air.copy_from(total)
-
-	var/list/air_gases = air.gases
-	for(var/id in air_gases)
-		air_gases[id] /= turf_count //Averages contents of the turfs, ignoring walls and the like
-
-	air.temperature /= turf_count
+	air.copy_from(total.remove_ratio(1/turf_count))
 	SSair.add_to_active(src)
 
 /turf/proc/ReplaceWithLattice()

code/game/turfs/open.dm

@@ -216,10 +216,10 @@
 	. = air.heat_capacity()
 
 /turf/open/proc/GetTemperature()
-	. = air.temperature
+	. = air.return_temperature()
 
 /turf/open/proc/TakeTemperature(temp)
-	air.temperature += temp
+	air.set_temperature(air.return_temperature() + temp)
 	air_update_turf()
 
 /turf/open/proc/freon_gas_act()
@@ -304,9 +304,8 @@
 
 /turf/open/rad_act(pulse_strength)
 	. = ..()
-	if (air.gases[/datum/gas/carbon_dioxide] && air.gases[/datum/gas/oxygen])
-		pulse_strength = min(pulse_strength,air.gases[/datum/gas/carbon_dioxide]*1000,air.gases[/datum/gas/oxygen]*2000) //Ensures matter is conserved properly
-		air.gases[/datum/gas/carbon_dioxide]=max(air.gases[/datum/gas/carbon_dioxide]-(pulse_strength/1000),0)
-		air.gases[/datum/gas/oxygen]=max(air.gases[/datum/gas/oxygen]-(pulse_strength/2000),0)
-		air.gases[/datum/gas/pluoxium]+=(pulse_strength/4000)
-		GAS_GARBAGE_COLLECT(air.gases)
+	if (air.get_moles(/datum/gas/carbon_dioxide) && air.get_moles(/datum/gas/oxygen))
+		pulse_strength = min(pulse_strength,air.get_moles(/datum/gas/carbon_dioxide)*1000,air.get_moles(/datum/gas/oxygen)*2000) //Ensures matter is conserved properly
+		air.set_moles(/datum/gas/carbon_dioxide, max(air.get_moles(/datum/gas/carbon_dioxide)-(pulse_strength/1000),0))
+		air.set_moles(/datum/gas/oxygen, max(air.get_moles(/datum/gas/oxygen)-(pulse_strength/2000),0))
+		air.adjust_moles(/datum/gas/pluoxium, pulse_strength/4000)

code/game/turfs/turf.dm

@@ -274,7 +274,7 @@
 /turf/open/Entered(atom/movable/AM)
 	..()
 	//melting
-	if(isobj(AM) && air && air.temperature > T0C)
+	if(isobj(AM) && air && air.return_temperature() > T0C)
 		var/obj/O = AM
 		if(O.obj_flags & FROZEN)
 			O.make_unfrozen()