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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Bitmap/PicoLisp/bitmap.l Normal file
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# Create an empty image of 120 x 90 pixels
(setq *Ppm (make (do 90 (link (need 120)))))
# Fill an image with a given color
(de ppmFill (Ppm R G B)
(for Y Ppm
(map
'((X) (set X (list R G B)))
Y ) ) )
# Set pixel with a color
(de ppmSetPixel (Ppm X Y R G B)
(set (nth Ppm Y X) (list R G B)) )
# Get the color of a pixel
(de ppmGetPixel (Ppm X Y)
(get Ppm Y X) )