From a9049df5e952cf0a1aa143580b8935decf64b7fc Mon Sep 17 00:00:00 2001
From: Jesse Luehrs <doy@tozt.net>
Date: Thu, 9 Oct 2014 11:36:17 -0400
Subject: white is max, not always 1

---
 lib/Games/NES/SpriteMaker.pm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/Games/NES/SpriteMaker.pm b/lib/Games/NES/SpriteMaker.pm
index 4647303..c6a69bd 100644
--- a/lib/Games/NES/SpriteMaker.pm
+++ b/lib/Games/NES/SpriteMaker.pm
@@ -85,7 +85,8 @@ sub image_to_sprite {
 sub _get_palette_colors {
     my ($image) = @_;
 
-    my %unique_values = ("1;1;1" => 0);
+    my $max = $image->max_pixel_value;
+    my %unique_values = ("$max;$max;$max" => 0);
     my $idx = 1;
     for my $row (0..$image->height - 1) {
         for my $col (0..$image->width - 1) {
-- 
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