From faf548d3ee543a01287e20beaddd44e83311e8f2 Mon Sep 17 00:00:00 2001
From: Faerbit <faerbit@gmail.com>
Date: Wed, 19 Nov 2014 01:58:25 +0100
Subject: [PATCH] Now using built-in exp function.

---
 Shader/phong.fsh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Shader/phong.fsh b/Shader/phong.fsh
index afc2759..b76a2db 100644
--- a/Shader/phong.fsh
+++ b/Shader/phong.fsh
@@ -40,7 +40,7 @@ void main()
         // only take lights into account with meaningful contribution
         if (distance > 0.001f) {
             vec3 lightVector = normalize(lightSources[i]-vec3(fragPosition));
-            float intensity = clamp(pow(2.718,(-(1/lightIntensities[i])*distance)), 0.0, 1.0);
+            float intensity = clamp(exp(-(1/lightIntensities[i])*distance), 0.0, 1.0);
             diffuseColor += clamp(dot(normalize(vNormal), lightVector)
             *diffuseFactor*intensity*lightColors[i], 0.0, 1.0);
             vec3 cameraVector = normalize(camera - vec3(fragPosition));