From c7c4f8f82c66cfe89b72d176ee51dab8bd30dc95 Mon Sep 17 00:00:00 2001
From: ladevieq <ladevie.quentin@gmail.com>
Date: Sun, 20 Dec 2020 21:59:33 +0100
Subject: Add hittable interface and hit infos on hit

---
 include/ray.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'include/ray.hpp')

diff --git a/include/ray.hpp b/include/ray.hpp
index 3f8542b..b3d88ae 100644
--- a/include/ray.hpp
+++ b/include/ray.hpp
@@ -8,7 +8,7 @@ class ray {
 
         ray(const point3& origin, const vec3& direction);
 
-        point3 at(double t);
+        point3 at(double t) const;
 
         point3 origin;
         vec3 direction;
-- 
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