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https://github.com/yogstation13/Yogstation.git
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9e33ca7cb9
The list wasn't getting gc'ed until the proc ended, causing a fuck ton of lists to use up memory until it went over the memory limit
93 lines
2.9 KiB
Plaintext
93 lines
2.9 KiB
Plaintext
var/datum/subsystem/minimap/SSminimap
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/datum/subsystem/minimap
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name = "Minimap"
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priority = -2
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var/const/MINIMAP_SIZE = 2048
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var/const/TILE_SIZE = 8
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var/list/z_levels = list(ZLEVEL_STATION)
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/datum/subsystem/minimap/New()
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NEW_SS_GLOBAL(SSminimap)
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/datum/subsystem/minimap/Initialize(timeofday, zlevel)
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if(zlevel)
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return ..()
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var/hash = md5(file2text("_maps/[MAP_PATH]/[MAP_FILE]"))
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if(hash == trim(file2text(hash_path())))
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return ..()
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for(var/z in z_levels)
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generate(z)
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register_asset("minimap_[z].png", fcopy_rsc(map_path(z)))
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text2file(hash, hash_path())
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..()
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/datum/subsystem/minimap/proc/hash_path()
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return "data/minimaps/[MAP_NAME].md5"
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/datum/subsystem/minimap/proc/map_path(z)
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return "data/minimaps/[MAP_NAME]_[z].png"
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/datum/subsystem/minimap/proc/send(client/client)
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for(var/z in z_levels)
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send_asset(client, "minimap_[z].png")
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/datum/subsystem/minimap/proc/generate(z = 1, x1 = 1, y1 = 1, x2 = world.maxx, y2 = world.maxy)
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// Load the background.
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var/icon/minimap = new /icon('icons/minimap.dmi')
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// Scale it up to our target size.
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minimap.Scale(MINIMAP_SIZE, MINIMAP_SIZE)
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var/list/obj_icons = list()
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// Loop over turfs and generate icons.
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for(var/T in block(locate(x1, y1, z), locate(x2, y2, z)))
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var/turf/tile = T
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var/icon/tile_icon
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var/obj/obj
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// Don't use icons for space, just add objects in space if they exist.
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if(istype(tile, /turf/space))
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obj = locate(/obj/structure/lattice/catwalk) in tile
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if(obj)
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tile_icon = new /icon('icons/obj/smooth_structures/catwalk.dmi', "catwalk", SOUTH)
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obj = locate(/obj/structure/lattice) in tile
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if(obj)
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tile_icon = new /icon('icons/obj/smooth_structures/lattice.dmi', "lattice", SOUTH)
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obj = locate(/obj/structure/grille) in tile
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if(obj)
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tile_icon = new /icon('icons/obj/structures.dmi', "grille", SOUTH)
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obj = locate(/obj/structure/transit_tube) in tile
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if(obj)
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tile_icon = new /icon('icons/obj/atmospherics/pipes/transit_tube.dmi', obj.icon_state, obj.dir)
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else
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tile_icon = new /icon(tile.icon, tile.icon_state, tile.dir)
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obj_icons.Cut()
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obj = locate(/obj/structure) in tile
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if(obj)
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obj_icons += getFlatIcon(obj)
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obj = locate(/obj/machinery) in tile
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if(obj)
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obj_icons += new /icon(obj.icon, obj.icon_state, obj.dir, 1, 0)
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obj = locate(/obj/structure/window) in tile
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if(obj)
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obj_icons += new /icon('icons/obj/smooth_structures/window.dmi', "window", SOUTH)
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for(var/I in obj_icons)
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var/icon/obj_icon = I
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tile_icon.Blend(obj_icon, ICON_OVERLAY)
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if(tile_icon)
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// Scale the icon.
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tile_icon.Scale(TILE_SIZE, TILE_SIZE)
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// Add the tile to the minimap.
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minimap.Blend(tile_icon, ICON_OVERLAY, ((tile.x - 1) * TILE_SIZE), ((tile.y - 1) * TILE_SIZE))
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// Create a new icon and insert the generated minimap, so that BYOND doesn't generate different directions.
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var/icon/final = new /icon()
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final.Insert(minimap, "", SOUTH, 1, 0)
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fcopy(final, map_path(z))
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