From fea1e609e6003f68a351438ebd9d00e109e930cc Mon Sep 17 00:00:00 2001
From: Rosyid Haryadi <rosyid_haryadi@protonmail.com>
Date: Sat, 1 Mar 2025 12:07:31 +0700
Subject: fix type

---
 src/renderer.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/renderer.rs')

diff --git a/src/renderer.rs b/src/renderer.rs
index 7e46834..3f94437 100644
--- a/src/renderer.rs
+++ b/src/renderer.rs
@@ -16,7 +16,7 @@ fn hit_sphere(center: &Point3, radius: f32, ray: &Ray) -> bool {
     let oc = center.sub(&ray.origin);
     let a = ray.direction.dot_prod(&ray.direction);
     let b = -2.0 * ray.direction.dot_prod(&oc);
-    let mut c  = oc.dot_prod(&oc) - radius * radius;
+    let c  = oc.dot_prod(&oc) - radius * radius;
     let discriminant = b * b - 4.0 * a * c;
     discriminant >= 0.0
 }
-- 
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