From 612980974ef4f35b65d3bd27eba7bf4bead193f4 Mon Sep 17 00:00:00 2001
From: Erik Broberg <erikbroberg90@gmail.com>
Date: Mon, 17 Oct 2016 15:33:16 +0200
Subject: [PATCH] GSLS TextureLayerSettings supports signed data

---
 modules/globebrowsing/shaders/texturetilemapping.hglsl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/globebrowsing/shaders/texturetilemapping.hglsl b/modules/globebrowsing/shaders/texturetilemapping.hglsl
index bc4b03e685..33a561e1ba 100644
--- a/modules/globebrowsing/shaders/texturetilemapping.hglsl
+++ b/modules/globebrowsing/shaders/texturetilemapping.hglsl
@@ -75,7 +75,7 @@
 float performLayerSettings(float currentValue, PerLayerSettings settings) {
 	float newValue = currentValue;
 
-	newValue = pow(newValue, settings.gamma);
+	newValue = sign(newValue) * pow(newValue, settings.gamma);
 	newValue = newValue * settings.multiplier;
 	newValue = newValue * settings.opacity;