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use Test::More;
use strict;
use warnings;
plan tests => 34;
BEGIN {
use FindBin;
use lib "$FindBin::Bin/../lib";
use local::lib "$FindBin::Bin/../local-lib";
}
use Slic3r;
use Slic3r::Geometry qw(rad2deg_dir angle3points PI);
#==========================================================
{
is line_atan([ [0, 0], [10, 0] ]), (0), 'E atan2';
is line_atan([ [10, 0], [0, 0] ]), (PI), 'W atan2';
is line_atan([ [0, 0], [0, 10] ]), (PI/2), 'N atan2';
is line_atan([ [0, 10], [0, 0] ]), -(PI/2), 'S atan2';
is line_atan([ [10, 10], [0, 0] ]), -(PI*3/4), 'SW atan2';
is line_atan([ [0, 0], [10, 10] ]), (PI*1/4), 'NE atan2';
is line_atan([ [0, 10], [10, 0] ]), -(PI*1/4), 'SE atan2';
is line_atan([ [10, 0], [0, 10] ]), (PI*3/4), 'NW atan2';
}
#==========================================================
{
is line_orientation([ [0, 0], [10, 0] ]), (0), 'E orientation';
is line_orientation([ [0, 0], [0, 10] ]), (PI/2), 'N orientation';
is line_orientation([ [10, 0], [0, 0] ]), (PI), 'W orientation';
is line_orientation([ [0, 10], [0, 0] ]), (PI*3/2), 'S orientation';
is line_orientation([ [0, 0], [10, 10] ]), (PI*1/4), 'NE orientation';
is line_orientation([ [10, 0], [0, 10] ]), (PI*3/4), 'NW orientation';
is line_orientation([ [10, 10], [0, 0] ]), (PI*5/4), 'SW orientation';
is line_orientation([ [0, 10], [10, 0] ]), (PI*7/4), 'SE orientation';
}
#==========================================================
{
is line_direction([ [0, 0], [10, 0] ]), (0), 'E direction';
is line_direction([ [10, 0], [0, 0] ]), (0), 'W direction';
is line_direction([ [0, 0], [0, 10] ]), (PI/2), 'N direction';
is line_direction([ [0, 10], [0, 0] ]), (PI/2), 'S direction';
is line_direction([ [10, 10], [0, 0] ]), (PI*1/4), 'SW direction';
is line_direction([ [0, 0], [10, 10] ]), (PI*1/4), 'NE direction';
is line_direction([ [0, 10], [10, 0] ]), (PI*3/4), 'SE direction';
is line_direction([ [10, 0], [0, 10] ]), (PI*3/4), 'NW direction';
}
#==========================================================
{
is rad2deg_dir(0), 90, 'E (degrees)';
is rad2deg_dir(PI), 270, 'W (degrees)';
is rad2deg_dir(PI/2), 0, 'N (degrees)';
is rad2deg_dir(-(PI/2)), 180, 'S (degrees)';
is rad2deg_dir(PI*1/4), 45, 'NE (degrees)';
is rad2deg_dir(PI*3/4), 135, 'NW (degrees)';
is rad2deg_dir(PI/6), 60, '30°';
is rad2deg_dir(PI/6*2), 30, '60°';
}
#==========================================================
{
is angle3points([0,0], [10,0], [0,10]), PI/2, 'CW angle3points';
is angle3points([0,0], [0,10], [10,0]), PI/2*3, 'CCW angle3points';
}
#==========================================================
sub line_atan {
my ($l) = @_;
return Slic3r::Line->new(@$l)->atan2_;
}
sub line_orientation {
my ($l) = @_;
return Slic3r::Line->new(@$l)->orientation;
}
sub line_direction {
my ($l) = @_;
return Slic3r::Line->new(@$l)->direction;
}
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