xref: /aosp_15_r20/external/skia/tests/sksl/shared/TernaryNesting.metal (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1#include <metal_stdlib>
2#include <simd/simd.h>
3#ifdef __clang__
4#pragma clang diagnostic ignored "-Wall"
5#endif
6using namespace metal;
7struct Uniforms {
8    half4 colorWhite;
9};
10struct Inputs {
11};
12struct Outputs {
13    half4 sk_FragColor [[color(0)]];
14};
15fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
16    Outputs _out;
17    (void)_out;
18    half4 colorBlue = half4(0.0h, 0.0h, _uniforms.colorWhite.zw);
19    half4 colorGreen = half4(0.0h, _uniforms.colorWhite.y, 0.0h, _uniforms.colorWhite.w);
20    half4 colorRed = half4(_uniforms.colorWhite.x, 0.0h, 0.0h, _uniforms.colorWhite.w);
21    half4 result = any(_uniforms.colorWhite != colorBlue) ? (all(colorGreen == colorRed) ? colorRed : colorGreen) : (any(colorRed != colorGreen) ? colorBlue : _uniforms.colorWhite);
22    _out.sk_FragColor = all(colorRed == colorBlue) ? _uniforms.colorWhite : (any(colorRed != colorGreen) ? result : (all(colorRed == _uniforms.colorWhite) ? colorBlue : colorRed));
23    return _out;
24}
25