tests/sksl/shared/Texture2D.metal

#include <metal_stdlib>
#include <simd/simd.h>
#ifdef __clang__
#pragma clang diagnostic ignored "-Wall"
#endif
using namespace metal;
struct sampler2D {texture2d<half> tex;sampler smp;};half4 sample(sampler2D i, float2 p, float b=0) { return i.tex.sample(i.smp, p, bias(b)); }half4 sample(sampler2D i, float3 p, float b=0) { return i.tex.sample(i.smp, p.xy / p.z, bias(b)); }half4 sampleLod(sampler2D i, float2 p, float lod) { return i.tex.sample(i.smp, p, level(lod)); }half4 sampleLod(sampler2D i, float3 p, float lod) {return i.tex.sample(i.smp, p.xy / p.z, level(lod));}half4 sampleGrad(sampler2D i, float2 p, float2 dPdx, float2 dPdy) {return i.tex.sample(i.smp, p, gradient2d(dPdx, dPdy));}struct Inputs {
};
struct Outputs {
    half4 sk_FragColor [[color(0)]];
};
struct Globals {
    sampler2D tex;
};
fragment Outputs fragmentMain(Inputs _in [[stage_in]], texture2d<half> tex_Tex [[texture(0)]], sampler tex_Smplr [[sampler(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
    Globals _globals{{tex_Tex, tex_Smplr}};
    (void)_globals;
    Outputs _out;
    (void)_out;
    float4 a = float4(sample(_globals.tex, float2(0.0)));
    float4 b = float4(sample(_globals.tex, float3(0.0)));
    _out.sk_FragColor = half4(half2(a.xy), half2(b.zw));
    return _out;
}