From 946ce319ab19d2ae5be999d76701b38da78896de Mon Sep 17 00:00:00 2001
From: griffi-gh <prasol258@gmail.com>
Date: Wed, 18 Jan 2023 02:50:45 +0100
Subject: [PATCH] add link

---
 src/game/camera.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/game/camera.rs b/src/game/camera.rs
index 9394241..301e810 100644
--- a/src/game/camera.rs
+++ b/src/game/camera.rs
@@ -83,6 +83,7 @@ impl Camera {
     ];
   }
 
+  // https://www.flipcode.com/archives/Frustum_Culling.shtml
   // https://web.archive.org/web/20070226173353/https://www2.ravensoft.com/users/ggribb/plane%20extraction.pdf
   pub fn frustum_planes(&self, normalized: bool) -> [[f32; 4]; 6] {
     let mut p_planes = [[0.0_f32; 4]; 6];