From e6a40b635d5b6b81adaab75be9de479704b88093 Mon Sep 17 00:00:00 2001
From: Hesper Yin <hyin2@andrew.cmu.edu>
Date: Fri, 6 Nov 2020 13:11:01 -0500
Subject: [PATCH] Update shadow_rays.md

---
 docs/pathtracer/shadow_rays.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/docs/pathtracer/shadow_rays.md b/docs/pathtracer/shadow_rays.md
index b88726b..eddd9d0 100644
--- a/docs/pathtracer/shadow_rays.md
+++ b/docs/pathtracer/shadow_rays.md
@@ -30,6 +30,8 @@ At this point you should be able to render very striking images.
 
 ## Sample results:
 
+At this point, you can add all kinds of lights among the options you have when you create "New Light" in Layout mode, except for Sphere Light and Environment Map which you will implement in task 7 (Note that you can still fill in Sphere::Uniform::sample in Samplers.cpp now to view the result of a mesh under Sphere Light).
+
 The head of Peter Schr枚der rendered with hemishphere lighting.
 
 ![shadow_area](new_results/shadow_peter.png)
-- 
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