Přemysl Eric Janouch
b4dd0052ff
Replaces the inaccurate Rec. 709 luma we used to use before. This is the first feature here that requires libm, which doesn't seem to be a particularly great sacrifice. Moreover, I've rectified that the input isn't linear in sRGB, and then was even normalized wrong for the luma formula.
24 lines
699 B
Bash
Executable File
24 lines
699 B
Bash
Executable File
#!/bin/sh
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# Check whether the terminal colours filtered by our algorithm are legible
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export example=$(
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tcc "-run -lm" - <<-EOF
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#include <stddef.h>
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#include <stdio.h>
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#include <math.h>
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$(perl -0777 -ne 'print $& if /^.*?\nfilter_color(?s:.*?)^}$/m' degesch.c)
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void main () {
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size_t len = 0;
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int *table = filter_color_cube_for_acceptable_nick_colors (&len);
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for (size_t i = 0; i < len; i++)
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printf ("<@\\x1b[38;5;%dmIRCuser\\x1b[m> I'm typing!\n", table[i]);
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}
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EOF
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)
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# Both should give acceptable results,
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# which results in a bad compromise that the main author himself needs
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xterm -bg black -fg white -e 'echo $example; cat' &
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xterm -bg white -fg black -e 'echo $example; cat' &
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