* Sky shader now normalizes direction in fragment shader instead of vertex shader

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@9533 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/core-data/Common/MatDefs/Misc/Sky.frag

@@ -6,6 +6,6 @@ varying vec3 direction;
 
 void main() {
     vec3 dir = normalize(direction);
-    gl_FragColor = Optics_GetEnvColor(m_Texture, direction);
+    gl_FragColor = Optics_GetEnvColor(m_Texture, dir);
 }
 

engine/src/core-data/Common/MatDefs/Misc/Sky.vert

@@ -21,5 +21,5 @@ void main(){
     gl_Position = g_ProjectionMatrix * pos;
 
     vec4 normal = vec4(inNormal * m_NormalScale, 0.0);
-    direction = normalize( (g_WorldMatrix * normal).xyz );
+    direction = (g_WorldMatrix * normal).xyz;
 }