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build.clj
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build.clj
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; See https://clojure.github.io/tools.build/clojure.tools.build.api.html
(ns build
(:require [clojure.tools.build.api :as b]
[clojure.java.io :as io]
[clojure.java.shell :refer (sh)]
[sfsim.worley :as w]
[sfsim.perlin :as p]
[sfsim.scale-image :as si]
[sfsim.scale-elevation :as se]
[sfsim.bluenoise :as bn]
[sfsim.texture :as t]
[sfsim.render :as rn]
[sfsim.clouds :as cl]
[sfsim.atmosphere-lut :as al]
[sfsim.map-tiles :as mt]
[sfsim.elevation-tiles :as et]
[sfsim.globe :as g]
[sfsim.util :as u])
(:import [org.lwjgl.glfw GLFW]))
; (require '[malli.dev :as dev])
; (require '[malli.dev.pretty :as pretty])
; (dev/start! {:report (pretty/thrower)})
(defn worley
"Generate 3D Worley noise textures"
[& {:keys [size divisions] :or {size 64 divisions 8}}]
(doseq [filename ["worley-north.raw" "worley-south.raw" "worley-cover.raw"]]
(u/spit-floats (str "data/clouds/" filename) (float-array (w/worley-noise divisions size true)))))
(defn perlin
"Generate 3D Perlin noise textures"
[& {:keys [size divisions] :or {size 64 divisions 8}}]
(u/spit-floats "data/clouds/perlin.raw" (float-array (p/perlin-noise divisions size true))))
(defn bluenoise
"Generate 2D blue noise texture"
[& {:keys [size] :or {size bn/noise-size}}]
(let [n (quot (* size size) 10)
sigma 1.5
dither (bn/blue-noise size n sigma)]
(u/spit-floats "data/bluenoise.raw" (float-array (map #(/ % size size) dither)))))
(defn cloud-cover
"Generate cloud cover cubemap"
[& {:keys [worley-size] :or {worley-size w/worley-size}}]
(GLFW/glfwInit)
(rn/with-invisible-window
(let [load-floats (fn slurp-float-image [filename] #:sfsim.image{:width worley-size :height worley-size :depth worley-size
:data (u/slurp-floats filename)})
worley-north (t/make-float-texture-3d :sfsim.texture/linear :sfsim.texture/repeat (load-floats "data/clouds/worley-north.raw"))
worley-south (t/make-float-texture-3d :sfsim.texture/linear :sfsim.texture/repeat (load-floats "data/clouds/worley-south.raw"))
worley-cover (t/make-float-texture-3d :sfsim.texture/linear :sfsim.texture/repeat (load-floats "data/clouds/worley-cover.raw"))
cubemap (cl/cloud-cover-cubemap :sfsim.clouds/size cl/cover-size
:sfsim.clouds/worley-size worley-size
:sfsim.clouds/worley-south worley-south
:sfsim.clouds/worley-north worley-north
:sfsim.clouds/worley-cover worley-cover
:sfsim.clouds/flow-octaves [0.5 0.25 0.125]
:sfsim.clouds/cloud-octaves [0.25 0.25 0.125 0.125 0.0625 0.0625]
:sfsim.clouds/whirl 1.0
:sfsim.clouds/prevailing 0.0
:sfsim.clouds/curl-scale 2.0
:sfsim.clouds/cover-scale 1.0
:sfsim.clouds/num-iterations 50
:sfsim.clouds/flow-scale 6e-3)]
(doseq [i (range 6)]
(u/spit-floats (str "data/clouds/cover" i ".raw") (:sfsim.image/data (t/float-cubemap->floats cubemap i))))
(t/destroy-texture cubemap)
(t/destroy-texture worley-cover)
(t/destroy-texture worley-south)
(t/destroy-texture worley-north)
(GLFW/glfwTerminate))))
(defn atmosphere-lut [_]
"Generate atmospheric lookup tables"
(al/generate-atmosphere-luts))
(defn scale-image-file
"Scale down input PNG and save to output PNG"
[& {:keys [input output]}]
(si/scale-image-file (str input) (str output)))
(defn scale-elevation
"Scale down raw short-integer elevation input data and save to output raw short integers"
[& {:keys [input output]}]
(se/scale-elevation (str input) (str output)))
(defn download-bluemarble
"Download some NASA Bluemarble data from https://visibleearth.nasa.gov/images/74017/april-blue-marble-next-generation/74037"
[_]
(doseq [sector ["A1" "A2" "B1" "B2" "C1" "C2" "D1" "D2"]]
(let [filename (str "world.200404.3x21600x21600." sector ".png")
url (str "https://eoimages.gsfc.nasa.gov/images/imagerecords/74000/74017/" filename)]
(.println *err* (str "Downloading " url " ..."))
(io/copy
(io/input-stream url)
(io/file filename)))))
(defn download-blackmarble
"Download some NASA Blackmarble data from https://earthobservatory.nasa.gov/features/NightLights/page3.php"
[_]
(doseq [sector ["A1" "A2" "B1" "B2" "C1" "C2" "D1" "D2"]]
(let [filename (str "BlackMarble_2016_" sector ".jpg")
url (str "https://eoimages.gsfc.nasa.gov/images/imagerecords/144000/144898/" filename)]
(.println *err* (str "Downloading " url " ..."))
(io/copy
(io/input-stream url)
(io/file filename)))))
(defn download-elevation
"Download NOAA elevation data from https://www.ngdc.noaa.gov/mgg/topo/gltiles.html"
[_]
(let [filename "all10g.zip"
url (str "https://www.ngdc.noaa.gov/mgg/topo/DATATILES/elev/" filename)]
(.println *err* (str "Downloading " url " ..."))
(io/copy
(io/input-stream url)
(io/file filename))))
(defn extract-elevation
"Extract and concatenate elevation files"
[_]
(b/unzip {:zip-file "all10g.zip" :target-dir "."})
(with-open [out (io/output-stream "elevation.A1.raw")]
(io/copy (io/file "all10/a10g") out) (io/copy (io/file "all10/e10g") out))
(with-open [out (io/output-stream "elevation.B1.raw")]
(io/copy (io/file "all10/b10g") out) (io/copy (io/file "all10/f10g") out))
(with-open [out (io/output-stream "elevation.C1.raw")]
(io/copy (io/file "all10/c10g") out) (io/copy (io/file "all10/g10g") out))
(with-open [out (io/output-stream "elevation.D1.raw")]
(io/copy (io/file "all10/d10g") out) (io/copy (io/file "all10/h10g") out))
(with-open [out (io/output-stream "elevation.A2.raw")]
(io/copy (io/file "all10/i10g") out) (io/copy (io/file "all10/m10g") out))
(with-open [out (io/output-stream "elevation.B2.raw")]
(io/copy (io/file "all10/j10g") out) (io/copy (io/file "all10/n10g") out))
(with-open [out (io/output-stream "elevation.C2.raw")]
(io/copy (io/file "all10/k10g") out) (io/copy (io/file "all10/o10g") out))
(with-open [out (io/output-stream "elevation.D2.raw")]
(io/copy (io/file "all10/l10g") out) (io/copy (io/file "all10/p10g") out)))
(defn map-tiles
"Generate map tiles from specified image"
[& {:keys [image tilesize level prefix y-offset x-offset] :or {tilesize 675}}]
(mt/make-map-tiles image tilesize level prefix y-offset x-offset))
(defn map-sector-day-tiles
"Generate pyramid of daytime map tiles for given sector of world map"
[& {:keys [sector prefix y x]}]
(map-tiles {:image (str "world.200404.3x21600x21600." sector ".png") :level 5 :prefix prefix :y-offset y :x-offset x})
(map-tiles {:image (str "world." sector "." 2 ".png") :level 4 :prefix prefix :y-offset y :x-offset x})
(map-tiles {:image (str "world." sector "." 3 ".png") :level 3 :prefix prefix :y-offset y :x-offset x})
(map-tiles {:image (str "world." sector "." 4 ".png") :level 2 :prefix prefix :y-offset y :x-offset x})
(map-tiles {:image (str "world." sector "." 5 ".png") :level 1 :prefix prefix :y-offset y :x-offset x})
(map-tiles {:image (str "world." sector "." 6 ".png") :level 0 :prefix prefix :y-offset y :x-offset x}))
(defn map-sector-night-tiles
"Generate pyramid of nighttime map tiles for given sector of world map"
[& {:keys [sector prefix y x]}]
(map-tiles {:image (str "BlackMarble_2016_" sector ".jpg") :level 5 :prefix prefix :y-offset y :x-offset x})
(map-tiles {:image (str "blackmarble." sector "." 2 ".png") :level 4 :prefix prefix :y-offset y :x-offset x})
(map-tiles {:image (str "blackmarble." sector "." 3 ".png") :level 3 :prefix prefix :y-offset y :x-offset x})
(map-tiles {:image (str "blackmarble." sector "." 4 ".png") :level 2 :prefix prefix :y-offset y :x-offset x})
(map-tiles {:image (str "blackmarble." sector "." 5 ".png") :level 1 :prefix prefix :y-offset y :x-offset x})
(map-tiles {:image (str "blackmarble." sector "." 6 ".png") :level 0 :prefix prefix :y-offset y :x-offset x}))
(defn map-scales-day
"Generate pyramid of daytime scales for given sector of world map"
[& {:keys [sector]}]
(sh "convert" (str "world.200404.3x21600x21600." sector ".png") "-scale" "50%" (str "world." sector "." 2 ".png"))
(scale-image-file {:input (str "world." sector "." 2 ".png") :output (str "world." sector "." 3 ".png")})
(scale-image-file {:input (str "world." sector "." 3 ".png") :output (str "world." sector "." 4 ".png")})
(scale-image-file {:input (str "world." sector "." 4 ".png") :output (str "world." sector "." 5 ".png")})
(scale-image-file {:input (str "world." sector "." 5 ".png") :output (str "world." sector "." 6 ".png")}))
(defn map-scales-night
"Generate pyramid of nighttime scales for given sector of world map"
[& {:keys [sector]}]
(sh "convert" (str "BlackMarble_2016_" sector ".jpg") "-scale" "50%" (str "blackmarble." sector "." 2 ".png"))
(scale-image-file {:input (str "blackmarble." sector "." 2 ".png") :output (str "blackmarble." sector "." 3 ".png")})
(scale-image-file {:input (str "blackmarble." sector "." 3 ".png") :output (str "blackmarble." sector "." 4 ".png")})
(scale-image-file {:input (str "blackmarble." sector "." 4 ".png") :output (str "blackmarble." sector "." 5 ".png")})
(scale-image-file {:input (str "blackmarble." sector "." 5 ".png") :output (str "blackmarble." sector "." 6 ".png")}))
(defn map-sector-day
"Generate daytime scale pyramid and map tiles for given sector"
[& {:keys [sector prefix y x]}]
(map-scales-day {:sector sector})
(map-sector-day-tiles {:sector sector :prefix prefix :y y :x x}))
(defn map-sector-night
"Generate nighttime scale pyramid and map tiles for given sector"
[& {:keys [sector prefix y x]}]
(map-scales-night {:sector sector})
(map-sector-night-tiles {:sector sector :prefix prefix :y y :x x}))
(defn map-sectors-day
"Convert all day map sectors into a pyramid of map tiles"
[& {:keys [prefix] :or {prefix "tmp/day"}}]
(map-sector-day {:sector "A1" :prefix prefix :y 0 :x 0})
(map-sector-day {:sector "A2" :prefix prefix :y 1 :x 0})
(map-sector-day {:sector "B1" :prefix prefix :y 0 :x 1})
(map-sector-day {:sector "B2" :prefix prefix :y 1 :x 1})
(map-sector-day {:sector "C1" :prefix prefix :y 0 :x 2})
(map-sector-day {:sector "C2" :prefix prefix :y 1 :x 2})
(map-sector-day {:sector "D1" :prefix prefix :y 0 :x 3})
(map-sector-day {:sector "D2" :prefix prefix :y 1 :x 3}))
(defn map-sectors-night
"Convert all day map sectors into a pyramid of map tiles"
[& {:keys [prefix] :or {prefix "tmp/night"}}]
(map-sector-night {:sector "A1" :prefix prefix :y 0 :x 0})
(map-sector-night {:sector "A2" :prefix prefix :y 1 :x 0})
(map-sector-night {:sector "B1" :prefix prefix :y 0 :x 1})
(map-sector-night {:sector "B2" :prefix prefix :y 1 :x 1})
(map-sector-night {:sector "C1" :prefix prefix :y 0 :x 2})
(map-sector-night {:sector "C2" :prefix prefix :y 1 :x 2})
(map-sector-night {:sector "D1" :prefix prefix :y 0 :x 3})
(map-sector-night {:sector "D2" :prefix prefix :y 1 :x 3}))
(defn elevation-scales
"Generate pyeramid of scales for given "
[& {:keys [sector]}]
(scale-elevation {:input (str "elevation." sector ".raw") :output (str "elevation." sector "." 2 ".raw")})
(scale-elevation {:input (str "elevation." sector "." 2 ".raw") :output (str "elevation." sector "." 3 ".raw")})
(scale-elevation {:input (str "elevation." sector "." 3 ".raw") :output (str "elevation." sector "." 4 ".raw")})
(scale-elevation {:input (str "elevation." sector "." 4 ".raw") :output (str "elevation." sector "." 5 ".raw")}))
(defn elevation-tiles
"Generate map tiles from specified image"
[& {:keys [image tilesize level prefix y-offset x-offset] :or {tilesize 675}}]
(et/make-elevation-tiles image tilesize level prefix y-offset x-offset))
(defn elevation-sector-tiles
"Generate pyramid of elevation tiles for given sector of world map"
[& {:keys [sector prefix y x]}]
(elevation-tiles {:image (str "elevation." sector ".raw") :level 4 :prefix prefix :y-offset y :x-offset x})
(elevation-tiles {:image (str "elevation." sector "." 2 ".raw") :level 3 :prefix prefix :y-offset y :x-offset x})
(elevation-tiles {:image (str "elevation." sector "." 3 ".raw") :level 2 :prefix prefix :y-offset y :x-offset x})
(elevation-tiles {:image (str "elevation." sector "." 4 ".raw") :level 1 :prefix prefix :y-offset y :x-offset x})
(elevation-tiles {:image (str "elevation." sector "." 5 ".raw") :level 0 :prefix prefix :y-offset y :x-offset x}))
(defn elevation-sector
"Generate scale pyramid and elevation tiles for given sector"
[& {:keys [sector prefix y x]}]
(elevation-scales {:sector sector})
(elevation-sector-tiles {:sector sector :prefix prefix :y y :x x}))
(defn elevation-sectors
"Convert all elevation sectors into a pyramid of elevation tiles"
[& {:keys [prefix] :or {prefix "elevation"}}]
(elevation-sector {:sector "A1" :prefix prefix :y 0 :x 0})
(elevation-sector {:sector "A2" :prefix prefix :y 1 :x 0})
(elevation-sector {:sector "B1" :prefix prefix :y 0 :x 1})
(elevation-sector {:sector "B2" :prefix prefix :y 1 :x 1})
(elevation-sector {:sector "C1" :prefix prefix :y 0 :x 2})
(elevation-sector {:sector "C2" :prefix prefix :y 1 :x 2})
(elevation-sector {:sector "D1" :prefix prefix :y 0 :x 3})
(elevation-sector {:sector "D2" :prefix prefix :y 1 :x 3}))
(defn cube-map
"Create cub map level from map and elevation tiles"
[& {:keys [in-level out-level]}]
(g/make-cube-map in-level out-level))
(defn cube-maps
"Create pyramid of cube maps"
[_]
(cube-map {:in-level 0 :out-level 0})
(cube-map {:in-level 0 :out-level 1})
(cube-map {:in-level 0 :out-level 2})
(cube-map {:in-level 1 :out-level 3})
(cube-map {:in-level 2 :out-level 4})
(cube-map {:in-level 3 :out-level 5})
(cube-map {:in-level 4 :out-level 6}))
(defn clean [_]
"Clean secondary files"
(b/delete {:path "data/clouds/worley-north.raw"})
(b/delete {:path "data/clouds/worley-south.raw"})
(b/delete {:path "data/clouds/worley-cover.raw"})
(b/delete {:path "data/clouds/perlin.raw"})
(b/delete {:path "data/clouds/cover0.raw"})
(b/delete {:path "data/clouds/cover1.raw"})
(b/delete {:path "data/clouds/cover2.raw"})
(b/delete {:path "data/clouds/cover3.raw"})
(b/delete {:path "data/clouds/cover4.raw"})
(b/delete {:path "data/clouds/cover5.raw"})
(b/delete {:path "data/bluenoise.raw"})
(b/delete {:path "data/atmosphere/mie-strength.scatter"})
(b/delete {:path "data/atmosphere/ray-scatter.scatter"})
(b/delete {:path "data/atmosphere/surface-radiance.scatter"})
(b/delete {:path "data/atmosphere/transmittance.scatter"})
(b/delete {:path "world"})
(b/delete {:path "elevation"})
(b/delete {:path "globe"}))
(def basis (b/create-basis {:project "deps.edn"}))
(def class-dir "target/classes")
(defn uber [_]
(b/copy-dir {:src-dirs ["src"]
:target-dir class-dir})
(b/compile-clj {:basis basis
:src-dirs ["src"]
:class-dir class-dir})
(b/uber {:class-dir class-dir
:uber-file "target/sfsim.jar"
:basis basis
:main 'sfsim.core}))
(defn all [_]
(worley)
(perlin)
(bluenoise)
(cloud-cover)
(atmosphere-lut)
(download-bluemarble)
(download-blackmarble)
(download-elevation)
(extract-elevation)
(map-sectors-day)
(map-sectors-night)
(elevation-sectors)
(cube-maps))