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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
199093 changed files with 3378972 additions and 0 deletions

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#lang racket
(require racket/draw)
(define palette (for/vector ([x 256]) (make-object color% 0 0 x)))
(define bm (make-object bitmap% 256 256))
(define dc (new bitmap-dc% [bitmap bm]))
(for* ([x 256] [y 256])
(define c (vector-ref palette (bitwise-xor x y)))
(send dc set-pixel x y c))
bm