56 lines
1.8 KiB
Perl
56 lines
1.8 KiB
Perl
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use Test::More;
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use strict;
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use warnings;
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plan tests => 23;
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BEGIN {
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use FindBin;
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use lib "$FindBin::Bin/../lib";
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}
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use Slic3r;
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use Slic3r::Geometry qw(line_atan line_direction rad2deg_dir PI);
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#==========================================================
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{
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is line_atan([ [0, 0], [10, 0] ]), (0), 'E atan2';
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is line_atan([ [10, 0], [0, 0] ]), (PI), 'W atan2';
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is line_atan([ [0, 0], [0, 10] ]), (PI/2), 'N atan2';
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is line_atan([ [0, 10], [0, 0] ]), -(PI/2), 'S atan2';
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is line_atan([ [10, 10], [0, 0] ]), -(PI*3/4), 'SW atan2';
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is line_atan([ [0, 0], [10, 10] ]), (PI*1/4), 'NE atan2';
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is line_atan([ [0, 10], [10, 0] ]), -(PI*1/4), 'SE atan2';
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is line_atan([ [10, 0], [0, 10] ]), (PI*3/4), 'NW atan2';
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}
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#==========================================================
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{
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is line_direction([ [0, 0], [10, 0] ]), (0), 'E direction';
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is line_direction([ [10, 0], [0, 0] ]), (0), 'W direction';
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is line_direction([ [0, 0], [0, 10] ]), (PI/2), 'N direction';
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is line_direction([ [0, 10], [0, 0] ]), (PI/2), 'S direction';
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is line_direction([ [10, 10], [0, 0] ]), (PI*1/4), 'SW direction';
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is line_direction([ [0, 0], [10, 10] ]), (PI*1/4), 'NE direction';
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is line_direction([ [0, 10], [10, 0] ]), (PI*3/4), 'SE direction';
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is line_direction([ [10, 0], [0, 10] ]), (PI*3/4), 'NW direction';
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}
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#==========================================================
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{
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is rad2deg_dir(0), 90, 'E (degrees)';
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is rad2deg_dir(PI), 270, 'W (degrees)';
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is rad2deg_dir(PI/2), 0, 'N (degrees)';
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is rad2deg_dir(-(PI/2)), 180, 'S (degrees)';
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is rad2deg_dir(PI*1/4), 45, 'NE (degrees)';
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is rad2deg_dir(PI*3/4), 135, 'NW (degrees)';
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is rad2deg_dir(PI/6), 60, '30°';
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}
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#==========================================================
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