xref: /aosp_15_r20/external/skia/tests/sksl/shared/SwizzleByIndex.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 testInputs;
9    half4 colorBlack;
10    half4 colorGreen;
11    half4 colorRed;
12};
13struct Inputs {
14};
15struct Outputs {
16    half4 sk_FragColor [[color(0)]];
17};
18fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
19    Outputs _out;
20    (void)_out;
21    half4 _0_v = _uniforms.testInputs;
22    int4 _1_i = int4(_uniforms.colorBlack);
23    half _2_x = _0_v[_1_i.x];
24    half _3_y = _0_v[_1_i.y];
25    half _4_z = _0_v[_1_i.z];
26    half _5_w = _0_v[_1_i.w];
27    _out.sk_FragColor = all(half4(_2_x, _3_y, _4_z, _5_w) == half4(-1.25h, -1.25h, -1.25h, 0.0h)) ? _uniforms.colorGreen : _uniforms.colorRed;
28    return _out;
29}
30