Greyscale bars/Display: Difference between revisions
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<pre>$ ocaml graphics.cma greyscale_bars.ml</pre> |
<pre>$ ocaml graphics.cma greyscale_bars.ml</pre> |
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=={{header|Perl 6}}== |
=={{header|Perl 6}}== |
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<lang perl6>my $wininfo = qx |
<lang perl6>my $wininfo = qx[xwininfo -root]; |
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my ($width,$height) = ($wininfo ~~ /'Width: ' (\d+) .*? 'Height: ' (\d+)/)[]; |
my ($width,$height) = ($wininfo ~~ /'Width: ' (\d+) .*? 'Height: ' (\d+)/)[]; |
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($width,$height) = 1280,768 unless $width; |
($width,$height) = 1280,768 unless $width; |
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$PGM.print: qq:to/EOH/; |
$PGM.print: qq:to/EOH/; |
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P2 |
P2 |
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# |
# greybars.pgm |
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$width $height |
$width $height |
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65535 |
65535 |
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