xref: /aosp_15_r20/external/skia/tests/sksl/shared/SwizzleConstants.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 colorGreen;
10    half4 colorRed;
11};
12struct Inputs {
13};
14struct Outputs {
15    half4 sk_FragColor [[color(0)]];
16};
17fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
18    Outputs _out;
19    (void)_out;
20    half4 v = _uniforms.testInputs;
21    v = half4(v.x, 1.0h, 1.0h, 1.0h);
22    v = half4(v.xy, 1.0h, 1.0h);
23    v = half4(v.x, 1.0h, 1.0h, 1.0h);
24    v = half4(0.0h, v.y, 1.0h, 1.0h);
25    v = half4(v.xyz, 1.0h);
26    v = half4(v.xy, 1.0h, 1.0h);
27    v = half4(v.x, 0.0h, v.z, 1.0h);
28    v = half4(v.x, 1.0h, 0.0h, 1.0h);
29    v = half4(1.0h, v.yz, 1.0h);
30    v = half4(0.0h, v.y, 1.0h, 1.0h);
31    v = half4(1.0h, 1.0h, v.z, 1.0h);
32    v = half4(v.xyz, 1.0h);
33    v = half4(v.xy, 0.0h, v.w);
34    v = half4(v.xy, 1.0h, 0.0h);
35    v = half4(v.x, 1.0h, v.zw);
36    v = half4(v.x, 0.0h, v.z, 1.0h);
37    v = half4(v.x, 1.0h, 1.0h, v.w);
38    v = half4(v.x, 1.0h, 0.0h, 1.0h);
39    v = half4(1.0h, v.yzw);
40    v = half4(0.0h, v.yz, 1.0h);
41    v = half4(0.0h, v.y, 1.0h, v.w);
42    v = half4(1.0h, v.y, 1.0h, 1.0h);
43    v = half4(0.0h, 0.0h, v.zw);
44    v = half4(0.0h, 0.0h, v.z, 1.0h);
45    v = half4(0.0h, 1.0h, 1.0h, v.w);
46    _out.sk_FragColor = all(v == half4(0.0h, 1.0h, 1.0h, 1.0h)) ? _uniforms.colorGreen : _uniforms.colorRed;
47    return _out;
48}
49