xref: /aosp_15_r20/external/skia/tests/sksl/intrinsics/Fma.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 colorGreen;
9    half4 colorRed;
10    array<float, 5> testArray;
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    float one = _uniforms.testArray[0];
21    float two = _uniforms.testArray[1];
22    float three = _uniforms.testArray[2];
23    half four = half(_uniforms.testArray[3]);
24    half five = half(_uniforms.testArray[4]);
25    _out.sk_FragColor = fma(one, two, three) == 5.0 && fma(half(three), four, five) == 17.0h ? _uniforms.colorGreen : _uniforms.colorRed;
26    return _out;
27}
28