From 062a7e2baad74f49f2548793a25f0cf5e4ae6f86 Mon Sep 17 00:00:00 2001
From: Andy Belle-Isle <drumsetmonkey@gmail.com>
Date: Mon, 2 Sep 2019 01:52:56 -0400
Subject: Fixed flipped texture normals being displayed properly in shaders

---
 Shaders/world.frag | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'Shaders')

diff --git a/Shaders/world.frag b/Shaders/world.frag
index 85941f2..881127b 100644
--- a/Shaders/world.frag
+++ b/Shaders/world.frag
@@ -17,6 +17,7 @@ uniform vec3 LightPos[32];
 uniform vec4 LightColor[32];
 uniform int LightNum;
 uniform vec4 AmbientLight;
+uniform int Flipped;
 
 void main()
 {
@@ -33,6 +34,8 @@ void main()
 
     for (int i = 0; i < LightNum; i++) {
         vec3 LightDir = vec3(LightPos[i].xy - fragCoord.xy, LightPos[i].z);
+        if (Flipped == 1)
+            LightDir.x = -LightDir.x;
 
         float D = length(LightDir);
 
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