absolute minimum compile flag (#93255)

loads a smaller centcomm and map, this reduces init time to like 10
seconds.
## Why It's Good For The Game
for when you want to test something real quick and you don't need a full
environment

.vscode/launch.json

@@ -15,6 +15,13 @@
 			"preLaunchTask": "Build All (low memory mode)",
 			"dmb": "${workspaceFolder}/${command:CurrentDMB}"
 		},
+		{
+			"type": "byond",
+			"request": "launch",
+			"name": "Launch DreamSeeker (absolute minimum)",
+			"preLaunchTask": "Build All (absolute minimum)",
+			"dmb": "${workspaceFolder}/${command:CurrentDMB}"
+		},
 		{
 			"type": "byond",
 			"request": "launch",

.vscode/tasks.json

@@ -40,6 +40,26 @@
 			"dependsOn": "dm: reparse",
 			"label": "Build All (low memory mode)"
 		},
+		{
+			"type": "process",
+			"command": "tools/build/build.sh",
+			"args": ["-DLOWMEMORYMODE", "-DABSOLUTE_MINIMUM"],
+			"windows": {
+				"command": ".\\tools\\build\\build.bat",
+				"args": ["-DLOWMEMORYMODE", "-DABSOLUTE_MINIMUM"]
+			},
+			"options": {
+				"env": {
+					"DM_EXE": "${config:dreammaker.byondPath}"
+				}
+			},
+			"problemMatcher": ["$dreammaker", "$tsc", "$eslint-stylish"],
+			"group": {
+				"kind": "build"
+			},
+			"dependsOn": "dm: reparse",
+			"label": "Build All (absolute minimum)"
+		},
 		{
 			"type": "process",
 			"command": "tools/build/build.sh",

_maps/_basemap.dm

@@ -1,6 +1,15 @@
 //#define LOWMEMORYMODE //uncomment this to load centcom and runtime station and thats it.
+//#define ABSOLUTE_MINIMUM //uncomment this to load a smaller centcomm and smaller runtime station, only works together with LOWMEMORYMODE
 
+#ifdef ABSOLUTE_MINIMUM
+#define LOWMEMORYMODE
+#endif
+
+#ifndef ABSOLUTE_MINIMUM
 #include "map_files\generic\CentCom.dmm"
+#else
+#include "map_files\generic\CentCom_minimal.dmm"
+#endif
 
 #ifndef LOWMEMORYMODE
 	#ifdef ALL_MAPS

_maps/map_files/generic/CentCom_minimal.dmm

@@ -0,0 +1,570 @@
+//MAP CONVERTED BY dmm2tgm.py THIS HEADER COMMENT PREVENTS RECONVERSION, DO NOT REMOVE
+"a" = (
+/turf/open/floor/iron,
+/area/centcom/central_command_areas/control)
+"g" = (
+/obj/machinery/light/floor,
+/turf/open/floor/iron,
+/area/centcom/central_command_areas/control)
+"h" = (
+/turf/closed/indestructible/riveted,
+/area/centcom/central_command_areas/control)
+"x" = (
+/obj/effect/landmark/error,
+/turf/open/floor/iron,
+/area/centcom/central_command_areas/control)
+"A" = (
+/turf/cordon,
+/area/space)
+"G" = (
+/turf/closed/indestructible/splashscreen,
+/area/space)
+"W" = (
+/obj/effect/landmark/start/new_player,
+/turf/cordon,
+/area/space)
+
+(1,1,1) = {"
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+G
+h
+h
+h
+h
+h
+h
+h
+h
+h
+h
+h
+h
+h
+h
+h
+"}
+(2,1,1) = {"
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+h
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+h
+"}
+(3,1,1) = {"
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+h
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+h
+"}
+(4,1,1) = {"
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+h
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+h
+"}
+(5,1,1) = {"
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+h
+a
+a
+a
+a
+a
+a
+g
+a
+a
+a
+a
+a
+a
+h
+"}
+(6,1,1) = {"
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+h
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+h
+"}
+(7,1,1) = {"
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+h
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+h
+"}
+(8,1,1) = {"
+A
+A
+A
+A
+A
+A
+A
+W
+A
+A
+A
+A
+A
+A
+A
+h
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+h
+"}
+(9,1,1) = {"
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+h
+a
+a
+g
+a
+a
+a
+g
+x
+a
+a
+g
+a
+a
+h
+"}
+(10,1,1) = {"
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+h
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+h
+"}
+(11,1,1) = {"
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+h
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+h
+"}
+(12,1,1) = {"
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+h
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+h
+"}
+(13,1,1) = {"
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+h
+a
+a
+a
+a
+a
+a
+g
+a
+a
+a
+a
+a
+a
+h
+"}
+(14,1,1) = {"
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+h
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+h
+"}
+(15,1,1) = {"
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+h
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+h
+"}
+(16,1,1) = {"
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+h
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+a
+h
+"}
+(17,1,1) = {"
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+A
+h
+h
+h
+h
+h
+h
+h
+h
+h
+h
+h
+h
+h
+h
+h
+"}

_maps/runtimestation_minimal.json

@@ -0,0 +1,19 @@
+{
+	"version": 1,
+	"map_name": "Minimal Runtime Station",
+	"map_path": "map_files/debug",
+	"map_file": "runtimestation_minimal.dmm",
+	"space_ruin_levels": 1,
+	"ignored_unit_tests": [
+		"/datum/unit_test/cargo_dep_order_locations",
+		"/datum/unit_test/job_roundstart_spawnpoints",
+		"/datum/unit_test/required_map_items",
+		"/datum/unit_test/spy_bounty",
+		"/datum/unit_test/space_dragon_expiration",
+		"/datum/unit_test/nuke_cinematic",
+		"/datum/unit_test/atmospherics_sanity",
+		"/datum/unit_test/mapload_space_verification",
+		"/datum/unit_test/modify_fantasy_variable",
+		"/datum/unit_test/create_and_destroy"
+	]
+}

code/_compile_options.dm

@@ -141,7 +141,11 @@
 								// 2 for preloading absolutely everything;
 
 #ifdef LOWMEMORYMODE
+#ifndef ABSOLUTE_MINIMUM
 #define FORCE_MAP "runtimestation"
+#else
+#define FORCE_MAP "runtimestation_minimal"
+#endif
 #define FORCE_MAP_DIRECTORY "_maps"
 #endif
 

code/controllers/subsystem/ticker.dm

@@ -14,7 +14,11 @@ SUBSYSTEM_DEF(ticker)
 	/// or a "round-ending" event, like summoning Nar'Sie, a blob victory, the nuke going off, etc. ([FORCE_END_ROUND])
 	var/force_ending = END_ROUND_AS_NORMAL
 	/// If TRUE, there is no lobby phase, the game starts immediately.
+	#ifdef ABSOLUTE_MINIMUM
+	var/start_immediately = TRUE
+	#else
 	var/start_immediately = FALSE
+	#endif
 	/// Boolean to track and check if our subsystem setup is done.
 	var/setup_done = FALSE