xref: /aosp_15_r20/external/skia/tests/sksl/shared/TernaryComplexNesting.metal (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1*c8dee2aaSAndroid Build Coastguard Worker#include <metal_stdlib>
2*c8dee2aaSAndroid Build Coastguard Worker#include <simd/simd.h>
3*c8dee2aaSAndroid Build Coastguard Worker#ifdef __clang__
4*c8dee2aaSAndroid Build Coastguard Worker#pragma clang diagnostic ignored "-Wall"
5*c8dee2aaSAndroid Build Coastguard Worker#endif
6*c8dee2aaSAndroid Build Coastguard Workerusing namespace metal;
7*c8dee2aaSAndroid Build Coastguard Workerstruct Uniforms {
8*c8dee2aaSAndroid Build Coastguard Worker    half4 colorWhite;
9*c8dee2aaSAndroid Build Coastguard Worker};
10*c8dee2aaSAndroid Build Coastguard Workerstruct Inputs {
11*c8dee2aaSAndroid Build Coastguard Worker};
12*c8dee2aaSAndroid Build Coastguard Workerstruct Outputs {
13*c8dee2aaSAndroid Build Coastguard Worker    half4 sk_FragColor [[color(0)]];
14*c8dee2aaSAndroid Build Coastguard Worker};
15*c8dee2aaSAndroid Build Coastguard Workerbool IsEqual_bh4h4(half4 x, half4 y) {
16*c8dee2aaSAndroid Build Coastguard Worker    return all(x == y);
17*c8dee2aaSAndroid Build Coastguard Worker}
18*c8dee2aaSAndroid Build Coastguard Workerfragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
19*c8dee2aaSAndroid Build Coastguard Worker    Outputs _out;
20*c8dee2aaSAndroid Build Coastguard Worker    (void)_out;
21*c8dee2aaSAndroid Build Coastguard Worker    half4 colorBlue = half4(0.0h, 0.0h, _uniforms.colorWhite.zw);
22*c8dee2aaSAndroid Build Coastguard Worker    half4 colorGreen = half4(0.0h, _uniforms.colorWhite.y, 0.0h, _uniforms.colorWhite.w);
23*c8dee2aaSAndroid Build Coastguard Worker    half4 colorRed = half4(_uniforms.colorWhite.x, 0.0h, 0.0h, _uniforms.colorWhite.w);
24*c8dee2aaSAndroid Build Coastguard Worker    half4 result = !IsEqual_bh4h4(_uniforms.colorWhite, colorBlue) ? (IsEqual_bh4h4(colorGreen, colorRed) ? colorRed : colorGreen) : (!IsEqual_bh4h4(colorRed, colorGreen) ? colorBlue : _uniforms.colorWhite);
25*c8dee2aaSAndroid Build Coastguard Worker    _out.sk_FragColor = IsEqual_bh4h4(colorRed, colorBlue) ? _uniforms.colorWhite : (!IsEqual_bh4h4(colorRed, colorGreen) ? result : (IsEqual_bh4h4(colorRed, _uniforms.colorWhite) ? colorBlue : colorRed));
26*c8dee2aaSAndroid Build Coastguard Worker    return _out;
27*c8dee2aaSAndroid Build Coastguard Worker}
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