Merge pull request #3913 from Citadel-Station-13/upstream-merge-32553

[MIRROR] Xrays go through walls but stop on mobs/blob

code/__DEFINES/flags.dm

@@ -74,7 +74,8 @@ GLOBAL_LIST_INIT(bitflags, list(1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 204
 #define PASSGRILLE		4
 #define PASSBLOB		8
 #define PASSMOB			16
-#define LETPASSTHROW	32
+#define PASSCLOSEDTURF		32
+#define LETPASSTHROW	64
 
 
 //Movement Types

code/game/turfs/closed.dm

@@ -15,6 +15,12 @@
 /turf/closed/get_smooth_underlay_icon(mutable_appearance/underlay_appearance, turf/asking_turf, adjacency_dir)
 	return FALSE
 
+/turf/closed/CanPass(atom/movable/mover, turf/target)
+	if(istype(mover) && mover.checkpass(PASSCLOSEDTURF))
+		return TRUE
+	else
+		..()
+
 /turf/closed/indestructible
 	name = "wall"
 	icon = 'icons/turf/walls.dmi'

code/modules/projectiles/projectile/beams.dm

@@ -50,7 +50,8 @@
 	damage = 15
 	irradiate = 30
 	range = 15
-	forcedodge = 1
+	pass_flags = PASSTABLE | PASSGLASS | PASSGRILLE | PASSCLOSEDTURF
+
 	impact_effect_type = /obj/effect/temp_visual/impact_effect/green_laser
 	light_color = LIGHT_COLOR_GREEN