From: Marius Gavrilescu <marius@ieval.ro>
Date: Wed, 17 Jun 2015 13:04:53 +0000 (+0300)
Subject: Set h to 0 when C is very small
X-Git-Tag: 0.002~7
X-Git-Url: http://git.ieval.ro/?p=convert-color-husl.git;a=commitdiff_plain;h=00e063a53708d76f2a54ce1eaf20638681336f03

Set h to 0 when C is very small
---

diff --git a/lib/Convert/Color/LCh.pm b/lib/Convert/Color/LCh.pm
index 83cf1bf..3632729 100644
--- a/lib/Convert/Color/LCh.pm
+++ b/lib/Convert/Color/LCh.pm
@@ -37,6 +37,7 @@ sub new_from_luv {
 	my ($class, $luv) = @_;
 	my ($l, $u, $v) = @$luv;
 	my $c = sqrt $u * $u + $v * $v;
+	return $class->new($l, $c, 0) if $c < 0.00000001;
 	my $hrad = atan2 $v, $u;
 	my $h = $hrad * 180 / pi;
 	$h += 360 if $h < 0;