Cool! But that eval poked my eye.

The following can potentially save on some sqrt's too:

    my $delta_x = $radius ** 2 - ($center_r - $row) ** 2;
    if( $delta_x >= 0 ){
       $delta_x = int sqrt $delta_x;
       ...

[download]

bw, bliako

In reply to Re^2: circular area in a coordinates grid (AoA) by bliako
in thread circular area in a coordinates grid (AoA) by Discipulus

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