xref: /aosp_15_r20/external/skia/resources/sksl/intrinsics/Log2.sksl (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17) 
1uniform half4 inputVal, expected;
2uniform half4 colorGreen, colorRed;
3
4half4 main(float2 coords) {
5    const half4 constVal = half4(1, 2, 4, 8);
6    return (log2(inputVal.x)    == expected.x     &&
7            log2(inputVal.xy)   == expected.xy    &&
8            log2(inputVal.xyz)  == expected.xyz   &&
9            log2(inputVal.xyzw) == expected.xyzw  &&
10            log2(constVal.x)    == expected.x     &&
11            log2(constVal.xy)   == expected.xy    &&
12            log2(constVal.xyz)  == expected.xyz   &&
13            log2(constVal.xyzw) == expected.xyzw) ? colorGreen : colorRed;
14}
15