From 8df7a5a6a1df0056cb3eddcce192d9ea48424c2f Mon Sep 17 00:00:00 2001
From: Eryn Wells <eryn@erynwells.me>
Date: Sat, 7 Sep 2013 18:42:36 -0700
Subject: [PATCH] Add a comment

---
 src/scene.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/scene.c b/src/scene.c
index 948d908..3ee3b10 100644
--- a/src/scene.c
+++ b/src/scene.c
@@ -160,6 +160,7 @@ _scene_trace(Scene *scene, const Ray ray, const int depth)
         ptr = ptr->next;
     }
 
+    // If there was no intersection, return black.
     if (intersected_obj == NULL) {
         return out_color;
     }