From fefb5de652f3f07eda7bfb79ebb0134b64e5bd19 Mon Sep 17 00:00:00 2001
From: Adrian Kummerlaender
Date: Fri, 20 May 2016 23:53:22 +0200
Subject: Implement unit circle example

`unit_circle.sh` generates a animated GIF of the circle states between
p=1 and p=3.
---
 src/color.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src')

diff --git a/src/color.h b/src/color.h
index 514c739..dcad5cf 100644
--- a/src/color.h
+++ b/src/color.h
@@ -7,6 +7,8 @@ namespace imgen {
 
 using color = std::tuple<std::uint8_t, std::uint8_t, std::uint8_t>;
 
+constexpr color black()   { return color{  0,   0,   0}; }
+constexpr color white()   { return color{255, 255, 255}; }
 constexpr color red()     { return color{255,   0,   0}; }
 constexpr color lime()    { return color{  0, 255,   0}; }
 constexpr color blue()    { return color{  0,   0, 255}; }
-- 
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