From 4b12b320d48abf90a6f524a226604ad738e5684f Mon Sep 17 00:00:00 2001
From: metamuffin <metamuffin@disroot.org>
Date: Mon, 5 Dec 2022 22:27:49 +0100
Subject: even more code

---
 evc/src/pixel.rs | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'evc/src/pixel.rs')

diff --git a/evc/src/pixel.rs b/evc/src/pixel.rs
index adeaf84..559dedc 100644
--- a/evc/src/pixel.rs
+++ b/evc/src/pixel.rs
@@ -17,3 +17,14 @@ impl Ser for Pixel {
         Ok(Self { r, g, b })
     }
 }
+
+impl Pixel {
+    pub fn distance(a: Pixel, b: Pixel) -> f64 {
+        let (rd, gd, bd) = (
+            a.r.abs_diff(b.r) as f64,
+            a.r.abs_diff(b.r) as f64,
+            a.r.abs_diff(b.r) as f64,
+        );
+        (rd * rd + gd * gd + bd * bd).sqrt()
+    }
+}
-- 
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