Direction light working.

Cleaned up some code in Renderer.cpp

src/Shaders/Fragment2.glsl

@@ -49,7 +49,7 @@ vec4 phong(vec3 position, vec3 normal, vec3 specular)
 	vec3 surfaceToViewer = normalize(-position);
 	vec3 halfWay = normalize(surfaceToViewer + directionToLight);
 	float dotSpecular = max(dot(halfWay, normal), 0.0);
-	float specularFactor = pow(dotSpecular, specularExponent * 2.0);
+	float specularFactor = pow(dotSpecular, specularExponent);
 	vec3 Is = specular.r * ls * specularFactor;
 
 	//Attenuation