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Initial data commit

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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 72d218235f
commit f23f22d71c
199087 changed files with 3378941 additions and 0 deletions
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26
Task/Bitmap-Midpoint-circle-algorithm/Clojure/bitmap-midpoint-circle-algorithm-1.clj Normal file
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(defn draw-circle [draw-function x0 y0 radius]
(letfn [(put [x y m]
(let [x+ (+ x0 x)
x- (- x0 x)
y+ (+ y0 y)
y- (- y0 y)
x0y+ (+ x0 y)
x0y- (- x0 y)
xy0+ (+ y0 x)
xy0- (- y0 x)]
(draw-function x+ y+)
(draw-function x+ y-)
(draw-function x- y+)
(draw-function x- y-)
(draw-function x0y+ xy0+)
(draw-function x0y+ xy0-)
(draw-function x0y- xy0+)
(draw-function x0y- xy0-)
(let [[y m] (if (pos? m)
[(dec y) (- m (* 8 y))]
[y m])]
(when (<= x y)
(put (inc x)
y
(+ m 4 (* 8 x)))))))]
(put 0 radius (- 5 (* 4 radius)))))

10
Task/Bitmap-Midpoint-circle-algorithm/Clojure/bitmap-midpoint-circle-algorithm-2.clj Normal file
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(let [circle-points (atom [])]
(letfn [(draw-fn [x y]
(swap! circle-points #(conj % [x y])))]
(draw-circle draw-fn 10 10 7))
(let [empty-grid (vec (repeat 20 (vec (repeat 20 " "))))
grid (reduce (fn [grid xy] (assoc-in grid xy "x"))
empty-grid
@circle-points)]
(doseq [line grid]
(println (clojure.string/join line)))))