1 2out vec4 sk_FragColor; 3uniform float unknownInput; 4void main() { 5 if (unknownInput > 5.0) { 6 sk_FragColor = vec4(0.75); 7 } else { 8 discard; 9 } 10 int i = 0; 11 while (i < 10) { 12 sk_FragColor *= 0.5; 13 i++; 14 } 15 do { 16 sk_FragColor += 0.25; 17 } while (sk_FragColor.x < 0.75); 18 for (int i = 0;i < 10; i++) { 19 if (i % 2 == 1) break; else if (i > 100) return; else continue; 20 } 21 return; 22} 23