Merge pull request #10238 from Ghommie/Ghommie-cit478

Brings in some mapping code updates.

_maps/RandomZLevels/Cabin.dmm

@@ -967,10 +967,6 @@
 	},
 /turf/open/floor/plating,
 /area/awaymission/cabin)
-"dw" = (
-/obj/effect/mapping_helpers/planet_z,
-/turf/closed/indestructible/rock/snow,
-/area/space)
 
 (1,1,1) = {"
 aa
@@ -1227,7 +1223,7 @@ aa
 aa
 aa
 aa
-dw
+aa
 "}
 (2,1,1) = {"
 aa

_maps/RandomZLevels/VR/snowdin_VR.dmm

@@ -4,9 +4,15 @@
 /turf/closed/indestructible/rock/snow,
 /area/awaymission/snowdin/cave/mountain)
 "ab" = (
-/obj/effect/mapping_helpers/planet_z,
+/obj/effect/turf_decal/tile/neutral{
-/turf/closed/indestructible/rock/snow,
+	dir = 1
-/area/awaymission/snowdin/cave/mountain)
+	},
+/obj/effect/turf_decal/tile/neutral{
+	dir = 8
+	},
+/mob/living/simple_animal/hostile/netherworld/migo,
+/turf/open/floor/plasteel,
+/area/awaymission/snowdin/post/mining_dock)
 "ac" = (
 /turf/closed/indestructible/rock/snow,
 /area/awaymission/snowdin/cave/mountain)
@@ -10267,16 +10273,6 @@
 /obj/item/shard,
 /turf/open/floor/plating,
 /area/awaymission/snowdin/post/mining_dock)
-"xA" = (
-/mob/living/simple_animal/hostile/netherworld/migo,
-/obj/effect/turf_decal/tile/neutral{
-	dir = 1
-	},
-/obj/effect/turf_decal/tile/neutral{
-	dir = 8
-	},
-/turf/open/floor/plasteel,
-/area/awaymission/snowdin/post/mining_dock)
 "xB" = (
 /obj/effect/turf_decal/stripes/line{
 	dir = 4
@@ -16013,7 +16009,7 @@ ac
 ac
 "}
 (2,1,1) = {"
-ab
+ac
 ac
 ac
 ac
@@ -66518,7 +66514,7 @@ wD
 wT
 xe
 xs
-xA
+ab
 xI
 xN
 wL

_maps/RandomZLevels/caves.dmm

@@ -2251,10 +2251,6 @@
 	initial_gas_mix = "n2=23;o2=14"
 	},
 /area/awaymission/caves/BMP_asteroid)
-"gW" = (
-/obj/effect/mapping_helpers/planet_z,
-/turf/closed/indestructible/rock,
-/area/space/nearstation)
 "gX" = (
 /obj/effect/baseturf_helper/lava,
 /turf/closed/mineral/volcanic,
@@ -2536,7 +2532,7 @@ aa
 aa
 aa
 aa
-gW
+aa
 "}
 (2,1,1) = {"
 aa

_maps/RandomZLevels/moonoutpost19.dmm

@@ -7215,10 +7215,6 @@
 	heat_capacity = 1e+006
 	},
 /area/awaymission/moonoutpost19/research)
-"oV" = (
-/obj/effect/mapping_helpers/planet_z,
-/turf/open/space,
-/area/space)
 "vV" = (
 /obj/machinery/door/airlock/external,
 /obj/effect/mapping_helpers/airlock/cyclelink_helper{
@@ -7512,7 +7508,7 @@ aa
 aa
 aa
 aa
-oV
+aa
 "}
 (2,1,1) = {"
 aa

_maps/RandomZLevels/snowdin.dmm

@@ -4,9 +4,15 @@
 /turf/closed/indestructible/rock/snow,
 /area/awaymission/snowdin/cave/mountain)
 "ab" = (
-/obj/effect/mapping_helpers/planet_z,
+/obj/effect/turf_decal/tile/neutral{
-/turf/closed/indestructible/rock/snow,
+	dir = 1
-/area/awaymission/snowdin/cave/mountain)
+	},
+/obj/effect/turf_decal/tile/neutral{
+	dir = 8
+	},
+/mob/living/simple_animal/hostile/netherworld/migo,
+/turf/open/floor/plasteel,
+/area/awaymission/snowdin/post/mining_dock)
 "ac" = (
 /turf/closed/indestructible/rock/snow,
 /area/awaymission/snowdin/cave/mountain)
@@ -10331,16 +10337,6 @@
 /obj/item/shard,
 /turf/open/floor/plating,
 /area/awaymission/snowdin/post/mining_dock)
-"xA" = (
-/mob/living/simple_animal/hostile/netherworld/migo,
-/obj/effect/turf_decal/tile/neutral{
-	dir = 1
-	},
-/obj/effect/turf_decal/tile/neutral{
-	dir = 8
-	},
-/turf/open/floor/plasteel,
-/area/awaymission/snowdin/post/mining_dock)
 "xB" = (
 /obj/effect/turf_decal/stripes/line{
 	dir = 4
@@ -16108,7 +16104,7 @@ ac
 ac
 "}
 (2,1,1) = {"
-ab
+ac
 ac
 ac
 ac
@@ -66613,7 +66609,7 @@ wD
 wT
 xe
 xs
-xA
+ab
 xI
 xN
 wL

_maps/RandomZLevels/spacebattle.dmm

@@ -5,6 +5,16 @@
 "ab" = (
 /turf/open/space,
 /area/space)
+"ac" = (
+/obj/effect/turf_decal/tile/blue{
+	dir = 1
+	},
+/obj/effect/turf_decal/tile/blue{
+	dir = 8
+	},
+/mob/living/simple_animal/hostile/syndicate/melee/sword,
+/turf/open/floor/plasteel,
+/area/awaymission/spacebattle/cruiser)
 "ad" = (
 /obj/structure/shuttle/engine/propulsion/right{
 	dir = 1
@@ -2597,16 +2607,6 @@
 /obj/effect/spawner/lootdrop/armory_contraband,
 /turf/open/floor/plating,
 /area/awaymission/spacebattle/cruiser)
-"jK" = (
-/mob/living/simple_animal/hostile/syndicate/melee/sword,
-/obj/effect/turf_decal/tile/blue{
-	dir = 1
-	},
-/obj/effect/turf_decal/tile/blue{
-	dir = 8
-	},
-/turf/open/floor/plasteel,
-/area/awaymission/spacebattle/cruiser)
 "jL" = (
 /obj/machinery/door/poddoor{
 	id = "spacebattlearmory";
@@ -2894,10 +2894,6 @@
 /obj/item/mecha_parts/mecha_equipment/weapon/energy/ion,
 /turf/open/floor/plating,
 /area/awaymission/spacebattle/cruiser)
-"kM" = (
-/obj/effect/mapping_helpers/planet_z,
-/turf/closed/mineral/random,
-/area/space/nearstation)
 "vw" = (
 /turf/closed/wall/mineral/plastitanium/nodiagonal,
 /area/awaymission/spacebattle/syndicate5)
@@ -3175,7 +3171,7 @@ aa
 aa
 aa
 aa
-kM
+aa
 "}
 (2,1,1) = {"
 aa
@@ -35686,10 +35682,10 @@ eC
 cn
 fL
 cp
-jK
+ac
 fs
 fO
-jK
+ac
 eM
 eM
 eM

_maps/RandomZLevels/undergroundoutpost45.dmm

@@ -25,6 +25,9 @@
 "ag" = (
 /turf/closed/wall/mineral/titanium,
 /area/awaymission/undergroundoutpost45/central)
+"ah" = (
+/turf/open/space,
+/area/space/nearstation)
 "aj" = (
 /obj/effect/decal/cleanable/dirt,
 /turf/open/floor/plasteel{
@@ -13945,10 +13948,6 @@
 	temperature = 363.9
 	},
 /area/awaymission/undergroundoutpost45/caves)
-"zi" = (
-/obj/effect/mapping_helpers/planet_z,
-/turf/open/space,
-/area/space/nearstation)
 "KE" = (
 /obj/machinery/atmospherics/components/unary/vent_pump/on{
 	dir = 4
@@ -14211,7 +14210,7 @@ aa
 aa
 aa
 aa
-zi
+ah
 "}
 (2,1,1) = {"
 aa

_maps/map_files/Mining/Lavaland.dmm

@@ -3571,14 +3571,6 @@
 	},
 /turf/open/floor/plating/asteroid/basalt/lava_land_surface,
 /area/lavaland/surface/outdoors)
-"Wt" = (
-/obj/effect/baseturf_helper/lava_land/surface,
-/turf/closed/wall,
-/area/mine/laborcamp/security)
-"Wz" = (
-/obj/effect/mapping_helpers/planet_z,
-/turf/open/lava/smooth/lava_land_surface,
-/area/lavaland/surface/outdoors)
 "WA" = (
 /obj/effect/mapping_helpers/airlock/cyclelink_helper{
 	dir = 8
@@ -3630,26 +3622,6 @@
 	},
 /turf/open/floor/plasteel,
 /area/mine/production)
-"WF" = (
-/obj/effect/baseturf_helper/lava_land/surface,
-/turf/closed/wall,
-/area/mine/laborcamp)
-"WH" = (
-/obj/effect/baseturf_helper/lava_land/surface,
-/turf/closed/wall,
-/area/mine/eva)
-"WI" = (
-/obj/effect/baseturf_helper/lava_land/surface,
-/turf/closed/wall,
-/area/mine/production)
-"WJ" = (
-/obj/effect/baseturf_helper/lava_land/surface,
-/turf/closed/wall/r_wall,
-/area/mine/maintenance)
-"WK" = (
-/obj/effect/baseturf_helper/lava_land/surface,
-/turf/closed/wall,
-/area/mine/living_quarters)
 
 (1,1,1) = {"
 aa
@@ -3906,7 +3878,7 @@ aj
 aj
 aj
 aj
-Wz
+aj
 "}
 (2,1,1) = {"
 aa
@@ -8751,7 +8723,7 @@ aq
 WB
 aq
 bi
-WF
+aq
 WC
 aq
 bZ
@@ -9012,7 +8984,7 @@ az
 az
 aq
 ca
-Wt
+ca
 ca
 aj
 aj
@@ -12102,7 +12074,7 @@ ai
 cQ
 dk
 dA
-WJ
+cQ
 ed
 er
 eM
@@ -13134,7 +13106,7 @@ dR
 ef
 es
 dZ
-WK
+cM
 fg
 cM
 cM
@@ -20320,9 +20292,9 @@ bt
 bH
 bV
 cq
-WH
+bf
+bq
 bq
-WI
 db
 bP
 bP

code/__DEFINES/maps.dm

@@ -38,8 +38,6 @@ require only minor tweaks.
 #define ZTRAIT_SPACE_RUINS "Space Ruins"
 #define ZTRAIT_LAVA_RUINS "Lava Ruins"
 #define ZTRAIT_ISOLATED_RUINS "Isolated Ruins" //Placing ruins on z levels with this trait will use turf reservation instead of usual placement.
-// prevents certain turfs from being stripped by a singularity
-#define ZTRAIT_PLANET "Planet"
 
 // number - bombcap is multiplied by this before being applied to bombs
 #define ZTRAIT_BOMBCAP_MULTIPLIER "Bombcap Multiplier"
@@ -60,11 +58,18 @@ require only minor tweaks.
 	// CROSSLINKED - mixed in with the cross-linked space pool
 	#define CROSSLINKED "Cross"
 
+// string - type path of the z-level's baseturf (defaults to space)
+#define ZTRAIT_BASETURF "Baseturf"
+
 // default trait definitions, used by SSmapping
 #define ZTRAITS_CENTCOM list(ZTRAIT_CENTCOM = TRUE)
 #define ZTRAITS_STATION list(ZTRAIT_LINKAGE = CROSSLINKED, ZTRAIT_STATION = TRUE)
 #define ZTRAITS_SPACE list(ZTRAIT_LINKAGE = CROSSLINKED, ZTRAIT_SPACE_RUINS = TRUE)
-#define ZTRAITS_LAVALAND list(ZTRAIT_MINING = TRUE, ZTRAIT_LAVA_RUINS = TRUE, ZTRAIT_BOMBCAP_MULTIPLIER = 5)
+#define ZTRAITS_LAVALAND list(\
+    ZTRAIT_MINING = TRUE, \
+    ZTRAIT_LAVA_RUINS = TRUE, \
+    ZTRAIT_BOMBCAP_MULTIPLIER = 5, \
+    ZTRAIT_BASETURF = /turf/open/lava/smooth/lava_land_surface)
 #define ZTRAITS_REEBE list(ZTRAIT_REEBE = TRUE, ZTRAIT_BOMBCAP_MULTIPLIER = 0.5)
 
 #define DL_NAME "name"

code/__HELPERS/_logging.dm

@@ -157,6 +157,8 @@
 	WRITE_LOG(GLOB.config_error_log, text)
 	SEND_TEXT(world.log, text)
 
+/proc/log_mapping(text)
+	WRITE_LOG(GLOB.world_map_error_log, text)
 
 /* For logging round startup. */
 /proc/start_log(log)

code/__HELPERS/level_traits.dm

@@ -12,6 +12,3 @@
 #define is_reserved_level(z) SSmapping.level_trait(z, ZTRAIT_RESERVED)
 
 #define is_away_level(z) SSmapping.level_trait(z, ZTRAIT_AWAY)
-
-// If true, the singularity cannot strip away asteroid turf on this Z
-#define is_planet_level(z) SSmapping.level_trait(z, ZTRAIT_PLANET)

code/_globalvars/logging.dm

@@ -28,6 +28,8 @@ GLOBAL_VAR(world_job_debug_log)
 GLOBAL_PROTECT(world_job_debug_log)
 GLOBAL_VAR(world_virus_log)
 GLOBAL_PROTECT(world_virus_log)
+GLOBAL_VAR(world_map_error_log)
+GLOBAL_PROTECT(world_map_error_log)
 
 GLOBAL_LIST_EMPTY(bombers)
 GLOBAL_PROTECT(bombers)

code/controllers/subsystem/air.dm

@@ -315,7 +315,7 @@ SUBSYSTEM_DEF(air)
 		var/starting_ats = active_turfs.len
 		sleep(world.tick_lag)
 		var/timer = world.timeofday
-		warning("There are [starting_ats] active turfs at roundstart, this is a mapping error caused by a difference of the air between the adjacent turfs. You can see its coordinates using \"Mapping -> Show roundstart AT list\" verb (debug verbs required)")
+		log_mapping("There are [starting_ats] active turfs at roundstart caused by a difference of the air between the adjacent turfs. You can see its coordinates using \"Mapping -> Show roundstart AT list\" verb (debug verbs required).")
 		for(var/turf/T in active_turfs)
 			GLOB.active_turfs_startlist += T
 

code/game/atoms.dm

@@ -47,7 +47,7 @@
 /atom/New(loc, ...)
 	//atom creation method that preloads variables at creation
 	if(GLOB.use_preloader && (src.type == GLOB._preloader.target_path))//in case the instanciated atom is creating other atoms in New()
-		GLOB._preloader.load(src)
+		world.preloader_load(src)
 
 	if(datum_flags & DF_USE_TAG)
 		GenerateTag()

code/game/machinery/doors/airlock.dm

@@ -180,7 +180,7 @@
 		limit--
 	while(!FoundDoor && limit)
 	if (!FoundDoor)
-		log_world("### MAP WARNING, [src] at [AREACOORD(src)] failed to find a valid airlock to cyclelink with!")
+		log_mapping("[src] at [AREACOORD(src)] failed to find a valid airlock to cyclelink with!")
 		return
 	FoundDoor.cyclelinkedairlock = src
 	cyclelinkedairlock = FoundDoor

code/game/objects/items/stunbaton.dm

@@ -36,7 +36,7 @@
 	. = ..()
 	if(preload_cell_type)
 		if(!ispath(preload_cell_type,/obj/item/stock_parts/cell))
-			log_world("### MAP WARNING, [src] at [AREACOORD(src)] had an invalid preload_cell_type: [preload_cell_type].")
+			log_mapping("[src] at [AREACOORD(src)] had an invalid preload_cell_type: [preload_cell_type].")
 		else
 			cell = new preload_cell_type(src)
 	update_icon()

code/game/turfs/baseturf_skipover.dm

@@ -11,3 +11,8 @@
 /turf/baseturf_skipover/shuttle
 	name = "Shuttle baseturf skipover"
 	desc = "Acts as the bottom of the shuttle, if this isn't here the shuttle floor is broken through."
+
+/turf/baseturf_bottom
+	name = "Z-level baseturf placeholder"
+	desc = "Marker for z-level baseturf, usually resolves to space."
+	baseturfs = /turf/baseturf_bottom

code/game/turfs/change_turf.dm

@@ -1,6 +1,7 @@
 // This is a list of turf types we dont want to assign to baseturfs unless through initialization or explicitly
 GLOBAL_LIST_INIT(blacklisted_automated_baseturfs, typecacheof(list(
 	/turf/open/space,
+	/turf/baseturf_bottom
 	)))
 
 /turf/proc/empty(turf_type=/turf/open/space, baseturf_type, list/ignore_typecache, flags)
@@ -56,12 +57,20 @@ GLOBAL_LIST_INIT(blacklisted_automated_baseturfs, typecacheof(list(
 // Creates a new turf
 // new_baseturfs can be either a single type or list of types, formated the same as baseturfs. see turf.dm
 /turf/proc/ChangeTurf(path, list/new_baseturfs, flags)
-	if(!path)
+	switch(path)
-		return
+		if(null)
-	if(path == /turf/open/space/basic)
+			return
-		// basic doesn't initialize and this will cause issues
+		if(/turf/baseturf_bottom)
-		// no warning though because this can happen naturaly as a result of it being built on top of
+			path = SSmapping.level_trait(z, ZTRAIT_BASETURF) || /turf/open/space
-		path = /turf/open/space
+			if (!ispath(path))
+				path = text2path(path)
+				if (!ispath(path))
+					warning("Z-level [z] has invalid baseturf '[SSmapping.level_trait(z, ZTRAIT_BASETURF)]'")
+					path = /turf/open/space
+		if(/turf/open/space/basic)
+			// basic doesn't initialize and this will cause issues
+			// no warning though because this can happen naturaly as a result of it being built on top of
+			path = /turf/open/space
 	if(!GLOB.use_preloader && path == type && !(flags & CHANGETURF_FORCEOP)) // Don't no-op if the map loader requires it to be reconstructed
 		return src
 	if(flags & CHANGETURF_SKIP)
@@ -214,7 +223,7 @@ GLOBAL_LIST_INIT(blacklisted_automated_baseturfs, typecacheof(list(
 			newT.assemble_baseturfs(initial(fake_turf_type.baseturfs)) // The baseturfs list is created like roundstart
 			if(!length(newT.baseturfs))
 				newT.baseturfs = list(baseturfs)
-			newT.baseturfs -= newT.baseturfs & GLOB.blacklisted_automated_baseturfs
+			newT.baseturfs -= GLOB.blacklisted_automated_baseturfs
 			newT.baseturfs.Insert(1, old_baseturfs) // The old baseturfs are put underneath
 			return newT
 		if(!length(baseturfs))

code/game/turfs/simulated/floor/plating.dm

@@ -11,7 +11,7 @@
 	name = "plating"
 	icon_state = "plating"
 	intact = FALSE
-	baseturfs = /turf/open/space
+	baseturfs = /turf/baseturf_bottom
 	footstep = FOOTSTEP_PLATING
 	barefootstep = FOOTSTEP_HARD_BAREFOOT
 	clawfootstep = FOOTSTEP_HARD_CLAW

code/game/turfs/simulated/floor/plating/asteroid.dm

@@ -76,11 +76,6 @@
 			for(var/obj/item/stack/ore/O in src)
 				SEND_SIGNAL(W, COMSIG_PARENT_ATTACKBY, O)
 
-/turf/open/floor/plating/asteroid/singularity_act()
-	if(is_planet_level(z))
-		return ..()
-	ScrapeAway()
-
 /turf/open/floor/plating/asteroid/ex_act(severity, target)
 	. = SEND_SIGNAL(src, COMSIG_ATOM_EX_ACT, severity, target)
 	contents_explosion(severity, target)
@@ -132,6 +127,7 @@
 
 /turf/open/floor/plating/asteroid/airless
 	initial_gas_mix = AIRLESS_ATMOS
+	baseturfs = /turf/open/floor/plating/asteroid/airless
 	turf_type = /turf/open/floor/plating/asteroid/airless
 
 

code/game/turfs/turf.dm

@@ -9,7 +9,7 @@
 	// A list will be created in initialization that figures out the baseturf's baseturf etc.
 	// In the case of a list it is sorted from bottom layer to top.
 	// This shouldn't be modified directly, use the helper procs.
-	var/list/baseturfs = /turf/open/space
+	var/list/baseturfs = /turf/baseturf_bottom
 
 	var/temperature = T20C
 	var/to_be_destroyed = 0 //Used for fire, if a melting temperature was reached, it will be destroyed

code/game/world.dm

@@ -108,6 +108,7 @@ GLOBAL_VAR(restart_counter)
 	GLOB.world_href_log = "[GLOB.log_directory]/hrefs.log"
 	GLOB.sql_error_log = "[GLOB.log_directory]/sql.log"
 	GLOB.world_qdel_log = "[GLOB.log_directory]/qdel.log"
+	GLOB.world_map_error_log = "[GLOB.log_directory]/map_errors.log"
 	GLOB.world_runtime_log = "[GLOB.log_directory]/runtime.log"
 	GLOB.query_debug_log = "[GLOB.log_directory]/query_debug.log"
 	GLOB.world_job_debug_log = "[GLOB.log_directory]/job_debug.log"

code/modules/admin/verbs/mapping.dm

@@ -35,6 +35,9 @@ GLOBAL_LIST_INIT(admin_verbs_debug_mapping, list(
 	/client/proc/cmd_admin_grantfullaccess,
 	/client/proc/cmd_admin_areatest_all,
 	/client/proc/cmd_admin_areatest_station,
+	#ifdef TESTING
+	/client/proc/see_dirty_varedits,
+	#endif
 	/client/proc/cmd_admin_test_atmos_controllers,
 	/client/proc/cmd_admin_rejuvenate,
 	/datum/admins/proc/show_traitor_panel,
@@ -84,8 +87,24 @@ GLOBAL_PROTECT(admin_verbs_debug_mapping)
 	SSblackbox.record_feedback("tally", "admin_verb", 1, "Show Camera Range") //If you are copy-pasting this, ensure the 2nd parameter is unique to the new proc!
 	SSblackbox.record_feedback("tally", "admin_verb", 1, "Show Camera Range")
 
+#ifdef TESTING
+GLOBAL_LIST_EMPTY(dirty_vars)
 
 
+/client/proc/see_dirty_varedits()
+	set category = "Mapping"
+	set name = "Dirty Varedits"
+
+	var/list/dat = list()
+	dat += "<h3>Abandon all hope ye who enter here</h3><br><br>"
+	for(var/thing in GLOB.dirty_vars)
+		dat += "[thing]<br>"
+		CHECK_TICK
+	var/datum/browser/popup = new(usr, "dirty_vars", "Dirty Varedits", 900, 750)
+	popup.set_content(dat.Join())
+	popup.open()
+#endif
+
 /client/proc/sec_camera_report()
 	set category = "Mapping"
 	set name = "Camera Report"

code/modules/atmospherics/machinery/datum_pipeline.dm

@@ -57,10 +57,10 @@
 							if(item.parent)
 								var/static/pipenetwarnings = 10
 								if(pipenetwarnings > 0)
-									warning("build_pipeline(): [item.type] added to a pipenet while still having one. (pipes leading to the same spot stacking in one turf) Nearby: ([item.x], [item.y], [item.z])")
+									log_mapping("build_pipeline(): [item.type] added to a pipenet while still having one. (pipes leading to the same spot stacking in one turf) Nearby: ([item.x], [item.y], [item.z]).")
 									pipenetwarnings -= 1
 									if(pipenetwarnings == 0)
-										warning("build_pipeline(): further messages about pipenets will be suppressed")
+										log_mapping("build_pipeline(): further messages about pipenets will be suppressed")
 							members += item
 							possible_expansions += item
 

code/modules/atmospherics/machinery/other/meter.dm

@@ -56,7 +56,7 @@
 	pixel_y = (new_layer - PIPING_LAYER_DEFAULT) * PIPING_LAYER_P_Y
 
 /obj/machinery/meter/process_atmos()
-	if(!target)
+	if(!(target?.flags_1 & INITIALIZED_1))
 		icon_state = "meterX"
 		return 0
 

code/modules/holodeck/computer.dm

@@ -59,9 +59,7 @@
 		return
 	var/area/AS = get_area(src)
 	if(istype(AS, /area/holodeck))
-		log_world("### MAPPING ERROR")
+		log_mapping("Holodeck computer cannot be in a holodeck, This would cause circular power dependency.")
-		log_world("Holodeck computer cannot be in a holodeck.")
-		log_world("This would cause circular power dependency.")
 		qdel(src)
 		return
 	else

code/modules/mapping/map_template.dm

@@ -70,7 +70,7 @@
 	//initialize things that are normally initialized after map load
 	parsed.initTemplateBounds()
 	smooth_zlevel(world.maxz)
-	log_game("Z-level [name] loaded at at [x],[y],[world.maxz]")
+	log_game("Z-level [name] loaded at [x],[y],[world.maxz]")
 
 	return level
 
@@ -84,6 +84,13 @@
 	if(T.y+height > world.maxy)
 		return
 
+	var/list/border = block(locate(max(T.x-1, 1),			max(T.y-1, 1),			 T.z),
+							locate(min(T.x+width+1, world.maxx),	min(T.y+height+1, world.maxy), T.z))
+	for(var/L in border)
+		var/turf/turf_to_disable = L
+		SSair.remove_from_active(turf_to_disable) //stop processing turfs along the border to prevent runtimes, we return it in initTemplateBounds()
+		turf_to_disable.atmos_adjacent_turfs?.Cut()
+
 	// Accept cached maps, but don't save them automatically - we don't want
 	// ruins clogging up memory for the whole round.
 	var/datum/parsed_map/parsed = cached_map || new(file(mappath))
@@ -100,7 +107,7 @@
 	//initialize things that are normally initialized after map load
 	parsed.initTemplateBounds()
 
-	log_game("[name] loaded at at [T.x],[T.y],[T.z]")
+	log_game("[name] loaded at [T.x],[T.y],[T.z]")
 	return bounds
 
 /datum/map_template/proc/get_affected_turfs(turf/T, centered = FALSE)

code/modules/mapping/mapping_helpers.dm

@@ -18,7 +18,7 @@
 
 /obj/effect/baseturf_helper/LateInitialize()
 	if(!baseturf_to_replace)
-		baseturf_to_replace = typecacheof(/turf/open/space)
+		baseturf_to_replace = typecacheof(list(/turf/open/space,/turf/baseturf_bottom))
 	else if(!length(baseturf_to_replace))
 		baseturf_to_replace = list(baseturf_to_replace = TRUE)
 	else if(baseturf_to_replace[baseturf_to_replace[1]] != TRUE) // It's not associative
@@ -45,7 +45,6 @@
 			thing.PlaceOnBottom(null, baseturf)
 	else if(baseturf_to_replace[thing.baseturfs])
 		thing.assemble_baseturfs(baseturf)
-		return
 	else
 		thing.PlaceOnBottom(null, baseturf)
 
@@ -107,16 +106,16 @@
 /obj/effect/mapping_helpers/airlock/cyclelink_helper/Initialize(mapload)
 	. = ..()
 	if(!mapload)
-		log_world("### MAP WARNING, [src] spawned outside of mapload!")
+		log_mapping("[src] spawned outside of mapload!")
 		return
 	var/obj/machinery/door/airlock/airlock = locate(/obj/machinery/door/airlock) in loc
 	if(airlock)
 		if(airlock.cyclelinkeddir)
-			log_world("### MAP WARNING, [src] at [AREACOORD(src)] tried to set [airlock] cyclelinkeddir, but it's already set!")
+			log_mapping("[src] at [AREACOORD(src)] tried to set [airlock] cyclelinkeddir, but it's already set!")
 		else
 			airlock.cyclelinkeddir = dir
 	else
-		log_world("### MAP WARNING, [src] failed to find an airlock at [AREACOORD(src)]")
+		log_mapping("[src] failed to find an airlock at [AREACOORD(src)]")
 
 
 /obj/effect/mapping_helpers/airlock/locked
@@ -126,16 +125,16 @@
 /obj/effect/mapping_helpers/airlock/locked/Initialize(mapload)
 	. = ..()
 	if(!mapload)
-		log_world("### MAP WARNING, [src] spawned outside of mapload!")
+		log_mapping("[src] spawned outside of mapload!")
 		return
 	var/obj/machinery/door/airlock/airlock = locate(/obj/machinery/door/airlock) in loc
 	if(airlock)
 		if(airlock.locked)
-			log_world("### MAP WARNING, [src] at [AREACOORD(src)] tried to bolt [airlock] but it's already locked!")
+			log_mapping("[src] at [AREACOORD(src)] tried to bolt [airlock] but it's already locked!")
 		else
 			airlock.locked = TRUE
 	else
-		log_world("### MAP WARNING, [src] failed to find an airlock at [AREACOORD(src)]")
+		log_mapping("[src] failed to find an airlock at [AREACOORD(src)]")
 
 /obj/effect/mapping_helpers/airlock/unres
 	name = "airlock unresctricted side helper"
@@ -144,13 +143,13 @@
 /obj/effect/mapping_helpers/airlock/unres/Initialize(mapload)
 	. = ..()
 	if(!mapload)
-		log_world("### MAP WARNING, [src] spawned outside of mapload!")
+		log_mapping("[src] spawned outside of mapload!")
 		return
 	var/obj/machinery/door/airlock/airlock = locate(/obj/machinery/door/airlock) in loc
 	if(airlock)
 		airlock.unres_sides ^= dir
 	else
-		log_world("### MAP WARNING, [src] failed to find an airlock at [AREACOORD(src)]")
+		log_mapping("[src] failed to find an airlock at [AREACOORD(src)]")
 
 
 //needs to do its thing before spawn_rivers() is called
@@ -164,17 +163,6 @@ INITIALIZE_IMMEDIATE(/obj/effect/mapping_helpers/no_lava)
 	var/turf/T = get_turf(src)
 	T.flags_1 |= NO_LAVA_GEN_1
 
-/// Adds the map it is on to the z_is_planet list
-/obj/effect/mapping_helpers/planet_z
-	name = "planet z helper"
-	layer = POINT_LAYER
-
-/obj/effect/mapping_helpers/planet_z/Initialize()
-	. = ..()
-	var/datum/space_level/S = SSmapping.get_level(z)
-	S.traits[ZTRAIT_PLANET] = TRUE
-
-
 //This helper applies components to things on the map directly.
 /obj/effect/mapping_helpers/component_injector
 	name = "Component Injector"

code/modules/mapping/preloader.dm

@@ -8,18 +8,26 @@ GLOBAL_DATUM_INIT(_preloader, /datum/map_preloader, new)
 	var/list/attributes
 	var/target_path
 
-/datum/map_preloader/proc/setup(list/the_attributes, path)
+/world/proc/preloader_setup(list/the_attributes, path)
 	if(the_attributes.len)
 		GLOB.use_preloader = TRUE
-		attributes = the_attributes
+		var/datum/map_preloader/preloader_local = GLOB._preloader
-		target_path = path
+		preloader_local.attributes = the_attributes
+		preloader_local.target_path = path
 
-/datum/map_preloader/proc/load(atom/what)
+/world/proc/preloader_load(atom/what)
 	GLOB.use_preloader = FALSE
-	for(var/attribute in attributes)
+	var/datum/map_preloader/preloader_local = GLOB._preloader
-		var/value = attributes[attribute]
+	for(var/attribute in preloader_local.attributes)
+		var/value = preloader_local.attributes[attribute]
 		if(islist(value))
 			value = deepCopyList(value)
+		#ifdef TESTING
+		if(what.vars[attribute] == value)
+			var/message = "<font color=green>[what.type]</font> at [AREACOORD(what)] - <b>VAR:</b> <font color=red>[attribute] = [isnull(value) ? "null" : (isnum(value) ? value : "\"[value]\"")]</font>"
+			log_mapping("DIRTY VAR: [message]")
+			GLOB.dirty_vars += message
+		#endif
 		what.vars[attribute] = value
 
 /area/template_noop

code/modules/mapping/reader.dm

@@ -306,8 +306,8 @@
 	//first instance the /area and remove it from the members list
 	index = members.len
 	if(members[index] != /area/template_noop)
-		GLOB._preloader.setup(members_attributes[index])//preloader for assigning  set variables on atom creation
 		var/atype = members[index]
+		world.preloader_setup(members_attributes[index], atype)//preloader for assigning  set variables on atom creation
 		var/atom/instance = areaCache[atype]
 		if (!instance)
 			instance = GLOB.areas_by_type[atype]
@@ -318,7 +318,7 @@
 			instance.contents.Add(crds)
 
 		if(GLOB.use_preloader && instance)
-			GLOB._preloader.load(instance)
+			world.preloader_load(instance)
 
 	//then instance the /turf and, if multiple tiles are presents, simulates the DMM underlays piling effect
 
@@ -354,7 +354,7 @@
 
 //Instance an atom at (x,y,z) and gives it the variables in attributes
 /datum/parsed_map/proc/instance_atom(path,list/attributes, turf/crds, no_changeturf, placeOnTop)
-	GLOB._preloader.setup(attributes, path)
+	world.preloader_setup(attributes, path)
 
 	if(crds)
 		if(ispath(path, /turf))
@@ -368,7 +368,7 @@
 			. = create_atom(path, crds)//first preloader pass
 
 	if(GLOB.use_preloader && .)//second preloader pass, for those atoms that don't ..() in New()
-		GLOB._preloader.load(.)
+		world.preloader_load(.)
 
 	//custom CHECK_TICK here because we don't want things created while we're sleeping to not initialize
 	if(TICK_CHECK)

code/modules/recycling/conveyor2.dm

@@ -31,7 +31,7 @@ GLOBAL_LIST_EMPTY(conveyors_by_id)
 /obj/machinery/conveyor/inverted/Initialize(mapload)
 	. = ..()
 	if(mapload && !(dir in GLOB.diagonals))
-		log_game("### MAPPING ERROR: [src] at [AREACOORD(src)] spawned without using a diagonal dir. Please replace with a normal version.")
+		log_mapping("[src] at [AREACOORD(src)] spawned without using a diagonal dir. Please replace with a normal version.")
 
 // Auto conveyour is always on unless unpowered