Added starfield backdrop to instancing example

data/shaders/instancing/instancing.frag

@@ -20,7 +20,7 @@ void main()
 	vec3 L = normalize(inLightVec);
 	vec3 V = normalize(inViewVec);
 	vec3 R = reflect(-L, N);
-	vec3 diffuse = max(dot(N, L), 0.0) * inColor;
+	vec3 diffuse = max(dot(N, L), 0.1) * inColor;
 	vec3 specular = (dot(N,L) > 0.0) ? pow(max(dot(R, V), 0.0), 16.0) * vec3(0.75) * color.r : vec3(0.0);
 	outFragColor = vec4(diffuse * color.rgb + specular, 1.0);		
 }