1 2out vec4 sk_FragColor; 3uniform float a; 4uniform float b; 5uniform float c; 6uniform vec4 d; 7uniform vec4 e; 8vec4 main() { 9 vec4 result = vec4(refract(6e+26, 2.0, 2.0)); 10 result.x = refract(a, b, c); 11 result = refract(d, e, c); 12 result.xy = vec2(0.5, -0.8660254); 13 result.xyz = vec3(0.5, 0.0, -0.8660254); 14 result = vec4(0.5, 0.0, 0.0, -0.8660254); 15 return result; 16} 17