From 24785ee0e7f33b4cea41a23274533bab71b07826 Mon Sep 17 00:00:00 2001
From: Crementif <26669564+Crementif@users.noreply.github.com>
Date: Fri, 26 Apr 2019 21:12:09 +0200
Subject: [PATCH] [BotW] Fix Clarity pack bug found by charmics

Should fix a greenish tone that would appear if you turn up the curves contrast too high.
---
 .../37040a485a29d54e_00000000000003c9_ps.txt         | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/Enhancements/BreathOfTheWild_Clarity/37040a485a29d54e_00000000000003c9_ps.txt b/Enhancements/BreathOfTheWild_Clarity/37040a485a29d54e_00000000000003c9_ps.txt
index 531736ed..3bdd2e80 100644
--- a/Enhancements/BreathOfTheWild_Clarity/37040a485a29d54e_00000000000003c9_ps.txt
+++ b/Enhancements/BreathOfTheWild_Clarity/37040a485a29d54e_00000000000003c9_ps.txt
@@ -1055,12 +1055,12 @@ vec3 ACESFilm(vec3 color) {
 
 vec3 CurvesPass(vec3 inputColor) {
 	vec3 colorInput = inputColor;
-	float Contrast_blend = Contrast * 2.0; //I multiply by two to give it a strength closer to the other curves.
-	vec3 x = colorInput.rgb; //if the curve should be applied to both Luma and Chroma
-	x = x * (x * (1.5 - x) + 0.5); //horner form - fastest version
-	vec3 color = x;  //if the curve should be applied to both Luma and Chroma
-	colorInput.rgb = mix(colorInput.rgb, color, Contrast_blend); //Blend by Contrast
-	return colorInput;
+	float Contrast_blend = Contrast * 1.5;
+	vec3 x = colorInput.rgb;
+	x = x - 0.5;  
+	x = ( x / (0.5 + abs(x)) ) + 0.5;
+	vec3 color = x;
+	colorInput.rgb = mix(colorInput.rgb, color, Contrast_blend);
 }
 
 //TECHNICOLOR2