18 lines
840 B
Common Lisp
18 lines
840 B
Common Lisp
;; ASCII Art effect - converts image to ASCII characters
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(require-primitives "ascii")
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(define-effect ascii_art
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:params (
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(char_size :type int :default 8 :range [4 32])
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(alphabet :type string :default "standard")
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(color_mode :type string :default "color" :desc ""color", "mono", "invert", or any color name/hex")
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(background_color :type string :default "black" :desc "background color name/hex")
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(invert_colors :type int :default 0 :desc "swap foreground and background colors")
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(contrast :type float :default 1.5 :range [1 3])
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)
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(let* ((sample (cell-sample frame char_size))
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(colors (nth sample 0))
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(luminances (nth sample 1))
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(chars (luminance-to-chars luminances alphabet contrast)))
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(render-char-grid frame chars colors char_size color_mode background_color invert_colors)))
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