From 6f16831d008cdc222f0e8f058faa1c96efa252ad Mon Sep 17 00:00:00 2001
From: Vincent Lejeune <vljn@ovi.com>
Date: Tue, 22 Apr 2014 18:18:18 +0200
Subject: [PATCH] Revert "Some color are negative, clamp them in loglum"

This reverts commit 43df357cfbdba74b2e1d6e7b5b79fabc2377a6b4.
---
 data/shaders/logluminance.frag | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/data/shaders/logluminance.frag b/data/shaders/logluminance.frag
index 309bbde40..10f3d4000 100644
--- a/data/shaders/logluminance.frag
+++ b/data/shaders/logluminance.frag
@@ -9,7 +9,6 @@ void main()
 {
     vec3 weight = vec3(0.2125f, 0.7154f, 0.0721f);
     vec3 col = texture(tex, uv).xyz;
-    // TODO: Investigate why color buffer has negative value sometimes
-    float luma = max(dot(col, weight), 0.);
+    float luma = dot(col, weight);
     FragColor = vec4(log(luma + delta));
 }
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