xref: /aosp_15_r20/external/skia/DATA/skia_resources/sksl/workarounds/NegatedAtan.sksl (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)

/*#pragma settings MustForceNegatedAtanParamToFloat*/

uniform float unknownInput;

void main() {
    float2 x = unknownInput.xx;
    sk_FragColor.r = half(atan(x.x, -x.y));
}