From 0b9af5eef083ff3085a2933cb3be6b57eb95c7f7 Mon Sep 17 00:00:00 2001
From: "Mr.doob" <info@mrdoob.com>
Date: Sun, 31 Jan 2016 09:12:50 +0900
Subject: [PATCH] ShaderLib: Replaced res code as per @tschw suggestion in
 #7153.

---
 src/renderers/shaders/ShaderLib.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/renderers/shaders/ShaderLib.js b/src/renderers/shaders/ShaderLib.js
index 774a60afe7..83d2e845bd 100644
--- a/src/renderers/shaders/ShaderLib.js
+++ b/src/renderers/shaders/ShaderLib.js
@@ -1087,7 +1087,7 @@ THREE.ShaderLib = {
 			"   depth /= 1000.0;",
 			"   const vec4 bitSh = vec4( 256.0 * 256.0 * 256.0, 256.0 * 256.0, 256.0, 1.0 );",
   			"	const vec4 bitMsk = vec4( 0.0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0 );",
-   			"	vec4 res = fract( depth * bitSh );",
+				"	vec4 res = mod( depth * bitSh * vec4( 255 ), vec4( 256 ) ) / vec4( 255 );",
    			"	res -= res.xxyz * bitMsk;",
    			"	return res; ",
 
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