Hough transform: Difference between revisions
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→{{header|Perl}}: use better pi value
SqrtNegInf (talk | contribs) (Added Perl 6 example) |
SqrtNegInf (talk | contribs) m (→{{header|Perl}}: use better pi value) |
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{{trans|Sidef}}
<lang perl>use Imager;
use constant pi => 3.14159265;
sub hough {
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$rmax = sqrt($xsize**2 + $ysize**2);
$dr = 2 * $rmax / $height;
$dth =
for $x (0..$xsize-1) {
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