1 2out vec4 sk_FragColor; 3uniform mat2 testMatrix2x2; 4uniform vec4 colorGreen; 5uniform vec4 colorRed; 6vec4 main() { 7 vec4 inputVal = vec4(testMatrix2x2) * vec4(1.0, 1.0, -1.0, -1.0); 8 const uvec4 expectedB = uvec4(1065353216u, 1073741824u, 3225419776u, 3229614080u); 9 return ((floatBitsToUint(inputVal.x) == 1065353216u && floatBitsToUint(inputVal.xy) == uvec2(1065353216u, 1073741824u)) && floatBitsToUint(inputVal.xyz) == uvec3(1065353216u, 1073741824u, 3225419776u)) && floatBitsToUint(inputVal) == expectedB ? colorGreen : colorRed; 10} 11