Finally cubemap working

resources/shaders/env.fragment

@@ -4,6 +4,10 @@ varying vec3 dir;
 
 void main(){
 	gl_FragColor = textureCube(Env, normalize(dir));
+	//if (dir.z < 0)
+	//{
+	//	gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0);
+	//}
 	//gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0);
 	
 }