From: Joshua Simmons <josh@nega.tv>
Date: Sun, 13 Nov 2022 21:07:36 +0000 (+0100)
Subject: Fix typo in cross-product implementation
X-Git-Url: https://git.nega.tv//gitweb.cgi?a=commitdiff_plain;h=a54335f44dda6272b254344d6bb3ed513e7d42d5;p=josh%2Fnarcissus

Fix typo in cross-product implementation
---

diff --git a/narcissus-maths/src/vec3.rs b/narcissus-maths/src/vec3.rs
index 5bb096b..fb2b282 100644
--- a/narcissus-maths/src/vec3.rs
+++ b/narcissus-maths/src/vec3.rs
@@ -67,7 +67,7 @@ impl Vec3 {
     pub fn cross(a: Vec3, b: Vec3) -> Vec3 {
         [
             a.y * b.z - a.z * b.y,
-            a.x * b.z - a.z * b.x,
+            a.z * b.x - a.x * b.z,
             a.x * b.y - a.y * b.x,
         ]
         .into()