xref: /aosp_15_r20/external/skia/tests/sksl/intrinsics/Trunc.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    const float4 expectedA = float4(-1.0, 0.0, 0.0, 2.0);
21    _out.sk_FragColor = ((float(trunc(_uniforms.testInputs.x)) == -1.0 && all(float2(trunc(_uniforms.testInputs.xy)) == float2(-1.0, 0.0))) && all(float3(trunc(_uniforms.testInputs.xyz)) == float3(-1.0, 0.0, 0.0))) && all(float4(trunc(_uniforms.testInputs)) == expectedA) ? _uniforms.colorGreen : _uniforms.colorRed;
22    return _out;
23}
24