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[MIRROR] Fixes #53301, Swarmers can no longer break walls with big pressure differences. (#643)

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* Swarmers can no longer break walls with big pressure differences. (#53323)

* Fixes #53301, Swarmers can no longer break walls with big pressure differences.

Co-authored-by: Jack7D1 <59462654+Jack7D1@users.noreply.github.com>
This commit is contained in:
SkyratBot
2020-09-06 05:12:07 +02:00
committed by GitHub
co-authored by Jack7D1
parent 27d7d0e6b4
commit bda8823ef0
1 changed files with 49 additions and 6 deletions
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code/modules/swarmers/swarmer_act.dm
+49 -6
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@@ -5,6 +5,31 @@
* Arguments:
* * S - A reference to the swarmer doing the interaction
*/
#define DANGEROUS_DELTA_P 250 //Value in kPa where swarmers arent allowed to break a wall or window with this difference in pressure.
///Finds the greatest difference in pressure across a turf, only considers open turfs.
/turf/proc/return_turf_delta_p()
var/pressure_greatest = 0
var/pressure_smallest = INFINITY //Freaking terrified to use INFINITY, man
for(var/t in RANGE_TURFS(1, src)) //Begin processing the delta pressure across the wall.
var/turf/open/turf_adjacent = t
if(!istype(turf_adjacent))
continue
pressure_greatest = max(pressure_greatest, turf_adjacent.air.return_pressure())
pressure_smallest = min(pressure_smallest, turf_adjacent.air.return_pressure())
return pressure_greatest - pressure_smallest
///Runs through all adjacent open turfs and checks if any are planetary_atmos returns true if even one passes.
/turf/proc/is_nearby_planetary_atmos()
. = FALSE
for(var/t in RANGE_TURFS(1, src))
if(!isopenturf(t))
continue
var/turf/open/turf_adjacent = t
if(turf_adjacent.planetary_atmos)
return TRUE
/atom/proc/swarmer_act(mob/living/simple_animal/hostile/swarmer/actor)
actor.dis_integrate(src)
return TRUE //return TRUE/FALSE whether or not an AI swarmer should try this swarmer_act() again, NOT whether it succeeded.
@@ -85,10 +110,17 @@
var/isonshuttle = istype(get_area(src), /area/shuttle)
for(var/turf/turf_in_range in range(1, src))
var/area/turf_area = get_area(turf_in_range)
if(isspaceturf(turf_in_range) || (!isonshuttle && (istype(turf_area, /area/shuttle) || istype(turf_area, /area/space))) || (isonshuttle && !istype(turf_area, /area/shuttle)))
//Check for dangerous pressure differences
if (turf_in_range.return_turf_delta_p() > DANGEROUS_DELTA_P)
to_chat(actor, "<span class='warning'>Destroying this object has the potential to cause an explosive pressure release. Aborting.</span>")
actor.target = null
return TRUE
//Check if breaking this door will expose the station to space/planetary atmos
else if(turf_in_range.is_nearby_planetary_atmos() || isspaceturf(turf_in_range) || (!isonshuttle && (istype(turf_area, /area/shuttle) || istype(turf_area, /area/space))) || (isonshuttle && !istype(turf_area, /area/shuttle)))
to_chat(actor, "<span class='warning'>Destroying this object has the potential to cause a hull breach. Aborting.</span>")
actor.target = null
return FALSE
//Check if this door is important in supermatter containment
else if(istype(turf_area, /area/engine/supermatter))
to_chat(actor, "<span class='warning'>Disrupting the containment of a supermatter crystal would not be to our benefit. Aborting.</span>")
actor.target = null
@@ -166,7 +198,11 @@
var/isonshuttle = istype(loc, /area/shuttle)
for(var/turf/turf_in_range in range(1, src))
var/area/turf_area = get_area(turf_in_range)
if(isspaceturf(turf_area) || (!isonshuttle && (istype(turf_area, /area/shuttle) || istype(turf_area, /area/space))) || (isonshuttle && !istype(turf_area, /area/shuttle)))
if (turf_in_range.return_turf_delta_p() > DANGEROUS_DELTA_P)
to_chat(actor, "<span class='warning'>Destroying this object has the potential to cause an explosive pressure release. Aborting.</span>")
actor.target = null
return TRUE
else if(turf_in_range.is_nearby_planetary_atmos() || isspaceturf(turf_area) || (!isonshuttle && (istype(turf_area, /area/shuttle) || istype(turf_area, /area/space))) || (isonshuttle && !istype(turf_area, /area/shuttle) ))
to_chat(actor, "<span class='warning'>Destroying this object has the potential to cause a hull breach. Aborting.</span>")
actor.target = null
return TRUE
@@ -178,13 +214,18 @@
/obj/structure/window/swarmer_act(mob/living/simple_animal/hostile/swarmer/actor)
var/is_on_shuttle = istype(get_area(src), /area/shuttle)
for(var/turf/adj_turf in range(1, src))
var/area/adj_area = get_area(adj_turf)
if(isspaceturf(adj_turf) || (!is_on_shuttle && (istype(adj_area, /area/shuttle) || istype(adj_area, /area/space))) || (is_on_shuttle && !istype(adj_area, /area/shuttle)))
for(var/t in RANGE_TURFS(1, src))
var/turf/turf_in_range = t
var/area/turf_area = get_area(turf_in_range)
if (turf_in_range.return_turf_delta_p() > DANGEROUS_DELTA_P)
to_chat(actor, "<span class='warning'>Destroying this object has the potential to cause an explosive pressure release. Aborting.</span>")
actor.target = null
return TRUE
else if(turf_in_range.is_nearby_planetary_atmos() || isspaceturf(turf_in_range) || (!is_on_shuttle && (istype(turf_area, /area/shuttle) || istype(turf_area, /area/space))) || (is_on_shuttle && !istype(turf_area, /area/shuttle)))
to_chat(actor, "<span class='warning'>Destroying this object has the potential to cause a hull breach. Aborting.</span>")
actor.target = null
return TRUE
if(istype(adj_area, /area/engine/supermatter))
else if(istype(turf_area, /area/engine/supermatter))
to_chat(actor, "<span class='warning'>Disrupting the containment of a supermatter crystal would not be to our benefit. Aborting.</span>")
actor.target = null
return TRUE
@@ -229,3 +270,5 @@
/obj/machinery/shieldwall/swarmer_act(mob/living/simple_animal/hostile/swarmer/actor)
to_chat(actor, "<span class='warning'>This object does not contain solid matter. Aborting.</span>")
return FALSE
#undef DANGEROUS_DELTA_P