From 0a346b8372140b56bf65a6df1c00e2cd6c6cdf86 Mon Sep 17 00:00:00 2001
From: metamuffin <metamuffin@disroot.org>
Date: Sat, 17 Dec 2022 18:01:51 +0100
Subject: small optimizations and info binary

---
 evc/src/helpers/matrix.rs | 2 +-
 evc/src/helpers/pixel.rs  | 9 +++++----
 2 files changed, 6 insertions(+), 5 deletions(-)

(limited to 'evc/src/helpers')

diff --git a/evc/src/helpers/matrix.rs b/evc/src/helpers/matrix.rs
index 87c0e7d..c3c120b 100644
--- a/evc/src/helpers/matrix.rs
+++ b/evc/src/helpers/matrix.rs
@@ -1,6 +1,6 @@
 use crate::helpers::vector::Vec2;
 
-#[derive(Debug, Clone, Copy)]
+#[derive(Debug, Clone, Copy, PartialEq)]
 pub struct Mat2<T> {
     pub a: T,
     pub b: T,
diff --git a/evc/src/helpers/pixel.rs b/evc/src/helpers/pixel.rs
index 816d7dc..39fe98c 100644
--- a/evc/src/helpers/pixel.rs
+++ b/evc/src/helpers/pixel.rs
@@ -1,6 +1,6 @@
 use crate::format::ser::{Ser, Sink, Source};
 
-#[derive(Copy, Clone, Debug, Default)]
+#[derive(Copy, Clone, Debug, Default, PartialEq)]
 pub struct Pixel {
     pub r: u8,
     pub g: u8,
@@ -24,11 +24,12 @@ impl Pixel {
     pub fn distance(a: Pixel, b: Pixel) -> usize {
         let (rd, gd, bd) = (
             a.r.abs_diff(b.r) as usize,
-            a.r.abs_diff(b.r) as usize,
-            a.r.abs_diff(b.r) as usize,
+            a.g.abs_diff(b.g) as usize,
+            a.b.abs_diff(b.b) as usize,
         );
         // fast_sqrt(rd * rd + gd * gd + bd * bd)
-        SQRT[rd + gd + bd]
+        // SQRT[rd + gd + bd]
+        rd + gd + bd
     }
 
     #[inline]
-- 
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