skia2/tests/sksl/intrinsics/IsInf.metal

#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct Uniforms {
    half2x2 testMatrix2x2;
    half4 colorGreen;
    half4 colorRed;
};
struct Inputs {
};
struct Outputs {
    half4 sk_FragColor [[color(0)]];
};

half4 half4_from_half2x2(half2x2 x) {
    return half4(x[0].xy, x[1].xy);
}
fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
    Outputs _out;
    (void)_out;
    half4 infiniteValue = half4_from_half2x2(_uniforms.testMatrix2x2) / _uniforms.colorGreen.x;
    half4 finiteValue = half4_from_half2x2(_uniforms.testMatrix2x2) / _uniforms.colorGreen.y;
    _out.sk_FragColor = ((((((isinf(float(infiniteValue.x)) && all(isinf(float2(infiniteValue.xy)))) && all(isinf(float3(infiniteValue.xyz)))) && all(isinf(float4(infiniteValue)))) && !isinf(float(finiteValue.x))) && !any(isinf(float2(finiteValue.xy)))) && !any(isinf(float3(finiteValue.xyz)))) && !any(isinf(float4(finiteValue))) ? _uniforms.colorGreen : _uniforms.colorRed;
    return _out;
}