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[MIRROR] Implements jungle generation and area map generator datums (#571)
* Implements jungle generation and area map generator datums (#51082) * Implements jungle generation and area map generator datums Co-authored-by: Qustinnus <Floydje123@hotmail.com>
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SkyratBot
@@ -0,0 +1,91 @@
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//the random offset applied to square coordinates, causes intermingling at biome borders
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#define BIOME_RANDOM_SQUARE_DRIFT 2
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/datum/map_generator/jungle_generator
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///2D list of all biomes based on heat and humidity combos.
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var/list/possible_biomes = list(
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BIOME_LOW_HEAT = list(
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BIOME_LOW_HUMIDITY = /datum/biome/plains,
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BIOME_LOWMEDIUM_HUMIDITY = /datum/biome/mudlands,
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BIOME_HIGHMEDIUM_HUMIDITY = /datum/biome/mudlands,
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BIOME_HIGH_HUMIDITY = /datum/biome/water
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),
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BIOME_LOWMEDIUM_HEAT = list(
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BIOME_LOW_HUMIDITY = /datum/biome/plains,
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BIOME_LOWMEDIUM_HUMIDITY = /datum/biome/jungle,
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BIOME_HIGHMEDIUM_HUMIDITY = /datum/biome/jungle,
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BIOME_HIGH_HUMIDITY = /datum/biome/mudlands
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),
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BIOME_HIGHMEDIUM_HEAT = list(
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BIOME_LOW_HUMIDITY = /datum/biome/plains,
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BIOME_LOWMEDIUM_HUMIDITY = /datum/biome/plains,
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BIOME_HIGHMEDIUM_HUMIDITY = /datum/biome/jungle/deep,
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BIOME_HIGH_HUMIDITY = /datum/biome/jungle
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),
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BIOME_HIGH_HEAT = list(
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BIOME_LOW_HUMIDITY = /datum/biome/wasteland,
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BIOME_LOWMEDIUM_HUMIDITY = /datum/biome/plains,
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BIOME_HIGHMEDIUM_HUMIDITY = /datum/biome/jungle,
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BIOME_HIGH_HUMIDITY = /datum/biome/jungle/deep
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)
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)
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///Used to select "zoom" level into the perlin noise, higher numbers result in slower transitions
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var/perlin_zoom = 65
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///Seeds the rust-g perlin noise with a random number.
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/datum/map_generator/jungle_generator/generate_terrain(var/list/turfs)
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. = ..()
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var/height_seed = rand(0, 50000)
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var/humidity_seed = rand(0, 50000)
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var/heat_seed = rand(0, 50000)
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for(var/t in turfs) //Go through all the turfs and generate them
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var/turf/gen_turf = t
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var/drift_x = (gen_turf.x + rand(-BIOME_RANDOM_SQUARE_DRIFT, BIOME_RANDOM_SQUARE_DRIFT)) / perlin_zoom
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var/drift_y = (gen_turf.y + rand(-BIOME_RANDOM_SQUARE_DRIFT, BIOME_RANDOM_SQUARE_DRIFT)) / perlin_zoom
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var/height = text2num(rustg_noise_get_at_coordinates("[height_seed]", "[drift_x]", "[drift_y]"))
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var/datum/biome/selected_biome
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if(height <= 0.85) //If height is less than 0.85, we generate biomes based on the heat and humidity of the area.
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var/humidity = text2num(rustg_noise_get_at_coordinates("[humidity_seed]", "[drift_x]", "[drift_y]"))
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var/heat = text2num(rustg_noise_get_at_coordinates("[heat_seed]", "[drift_x]", "[drift_y]"))
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var/heat_level //Type of heat zone we're in LOW-MEDIUM-HIGH
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var/humidity_level //Type of humidity zone we're in LOW-MEDIUM-HIGH
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switch(heat)
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if(0 to 0.25)
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heat_level = BIOME_LOW_HEAT
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if(0.25 to 0.5)
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heat_level = BIOME_LOWMEDIUM_HEAT
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if(0.5 to 0.75)
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heat_level = BIOME_HIGHMEDIUM_HEAT
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if(0.75 to 1)
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heat_level = BIOME_HIGH_HEAT
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switch(humidity)
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if(0 to 0.25)
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humidity_level = BIOME_LOW_HUMIDITY
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if(0.25 to 0.5)
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humidity_level = BIOME_LOWMEDIUM_HUMIDITY
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if(0.5 to 0.75)
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humidity_level = BIOME_HIGHMEDIUM_HUMIDITY
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if(0.75 to 1)
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humidity_level = BIOME_HIGH_HUMIDITY
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selected_biome = possible_biomes[heat_level][humidity_level]
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else //Over 0.85; It's a mountain
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selected_biome = /datum/biome/mountain
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selected_biome = SSmapping.biomes[selected_biome] //Get the instance of this biome from SSmapping
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selected_biome.generate_turf(gen_turf)
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CHECK_TICK
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/turf/open/genturf
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name = "ungenerated turf"
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desc = "If you see this, and you're not a ghost, yell at coders"
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icon = 'icons/turf/debug.dmi'
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icon_state = "genturf"
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/area/mine/planetgeneration
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name = "planet generation area"
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dynamic_lighting = DYNAMIC_LIGHTING_DISABLED
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map_generator = /datum/map_generator/jungle_generator
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@@ -0,0 +1,6 @@
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///This type is responsible for any map generation behavior that is done in areas, override this to allow for area-specific map generation. This generation is ran by areas in initialize.
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/datum/map_generator
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///This proc will be ran by areas on Initialize, and provides the areas turfs as argument to allow for generation.
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/datum/map_generator/proc/generate_terrain(var/list/turfs)
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return
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@@ -0,0 +1,50 @@
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///This datum handles the transitioning from a turf to a specific biome, and handles spawning decorative structures and mobs.
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/datum/biome
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///Type of turf this biome creates
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var/turf_type
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///Chance of having a structure from the flora types list spawn
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var/flora_density = 0
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///Chance of having a mob from the fauna types list spawn
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var/fauna_density = 0
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///list of type paths of objects that can be spawned when the turf spawns flora
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var/list/flora_types = list(/obj/structure/flora/grass/jungle)
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///list of type paths of mobs that can be spawned when the turf spawns fauna
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var/list/fauna_types = list()
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///This proc handles the creation of a turf of a specific biome type
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/datum/biome/proc/generate_turf(var/turf/gen_turf)
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gen_turf.ChangeTurf(turf_type, null, CHANGETURF_DEFER_CHANGE)
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if(length(fauna_types) && prob(fauna_density))
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var/mob/fauna = pick(fauna_types)
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new fauna(gen_turf)
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if(length(flora_types) && prob(flora_density))
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var/obj/structure/flora = pick(flora_types)
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new flora(gen_turf)
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/datum/biome/mudlands
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turf_type = /turf/open/floor/plating/dirt/jungle/dark
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flora_types = list(/obj/structure/flora/grass/jungle,/obj/structure/flora/grass/jungle/b, /obj/structure/flora/rock/jungle, /obj/structure/flora/rock/pile/largejungle)
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flora_density = 3
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/datum/biome/plains
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turf_type = /turf/open/floor/plating/grass/jungle
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flora_types = list(/obj/structure/flora/grass/jungle,/obj/structure/flora/grass/jungle/b, /obj/structure/flora/tree/jungle, /obj/structure/flora/rock/jungle, /obj/structure/flora/junglebush, /obj/structure/flora/junglebush/b, /obj/structure/flora/junglebush/c, /obj/structure/flora/junglebush/large, /obj/structure/flora/rock/pile/largejungle)
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flora_density = 15
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/datum/biome/jungle
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turf_type = /turf/open/floor/plating/grass/jungle
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flora_types = list(/obj/structure/flora/grass/jungle,/obj/structure/flora/grass/jungle/b, /obj/structure/flora/tree/jungle, /obj/structure/flora/rock/jungle, /obj/structure/flora/junglebush, /obj/structure/flora/junglebush/b, /obj/structure/flora/junglebush/c, /obj/structure/flora/junglebush/large, /obj/structure/flora/rock/pile/largejungle)
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flora_density = 40
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/datum/biome/jungle/deep
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flora_density = 65
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/datum/biome/wasteland
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turf_type = /turf/open/floor/plating/dirt/jungle/wasteland
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/datum/biome/water
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turf_type = /turf/open/water/jungle
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/datum/biome/mountain
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turf_type = /turf/closed/mineral/random/jungle
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