From fc601fd503ec1ebd08e4daffeb9aa0812aff2b71 Mon Sep 17 00:00:00 2001
From: ladevieq <ladevie.quentin@gmail.com>
Date: Sun, 20 Dec 2020 16:50:33 +0100
Subject: Render a sphere Fix errors in the renderer

---
 include/vec3.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'include/vec3.hpp')

diff --git a/include/vec3.hpp b/include/vec3.hpp
index 801b0b5..48f0ae3 100644
--- a/include/vec3.hpp
+++ b/include/vec3.hpp
@@ -22,9 +22,9 @@ class vec3 {
 
     double length_sq();
 
-    double dot(vec3& vec);
+    double dot(const vec3& vec) const;
 
-    vec3 cross(vec3& vec);
+    vec3 cross(const vec3& vec) const;
 
     vec3 unit();
 
-- 
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