1 2out vec4 sk_FragColor; 3uniform vec4 input; 4uniform vec4 expected; 5uniform vec4 colorGreen; 6uniform vec4 colorRed; 7vec4 main() { 8 return ((((((trunc(input.x) == expected.x && trunc(input.xy) == expected.xy) && trunc(input.xyz) == expected.xyz) && trunc(input) == expected) && -1.0 == expected.x) && vec2(-1.0, -0.0) == expected.xy) && vec3(-1.0, -0.0, 0.0) == expected.xyz) && vec4(-1.0, -0.0, 0.0, 1.0) == expected ? colorGreen : colorRed; 9} 10