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Fixed a runtime error related to the group_multiplier of an air mixture being 0

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In certain cases, zones would be emptied completely of turfs, thereby causing division by zero errors in FEA due to operations involving group_multiplier.
This commit is contained in:
Albert Iordache
2012-03-29 23:44:22 +03:00
parent 382582ca18
commit 159fd0bfc9
4 changed files with 25 additions and 18 deletions
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code/ZAS/Processing.dm
+18 -14
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@@ -56,22 +56,26 @@ zone
if(T.zone && T.zone != src)
RemoveTurf(T)
if(dbg_output) world << "Removed invalid turf."
else if(!T.zone)
T.zone = src
if(air.group_multiplier <= 0) // No more turfs belong to this zone, so we can get rid of it
del(src)
else // Turf was valid, so we can handle it
if(!T.zone)
T.zone = src
if(istype(T,/turf/simulated))
var/turf/simulated/S = T
if(S.fire_protection) S.fire_protection--
if(check)
if(S.HasDoor(1))
S.update_visuals()
else
S.update_visuals(air)
if(istype(T,/turf/simulated))
var/turf/simulated/S = T
if(S.fire_protection) S.fire_protection--
if(check)
if(S.HasDoor(1))
S.update_visuals()
else
S.update_visuals(air)
if(air.temperature > FIRE_MINIMUM_TEMPERATURE_TO_EXIST)
for(var/atom/movable/item in S)
item.temperature_expose(air, air.temperature, CELL_VOLUME)
S.temperature_expose(air, air.temperature, CELL_VOLUME)
if(air.temperature > FIRE_MINIMUM_TEMPERATURE_TO_EXIST)
for(var/atom/movable/item in S)
item.temperature_expose(air, air.temperature, CELL_VOLUME)
S.temperature_expose(air, air.temperature, CELL_VOLUME)
air.graphic_archived = air.graphic
air.temperature = max(TCMB,air.temperature)