xref: /aosp_15_r20/external/skia/tests/sksl/shared/PrefixExpressionsES2.metal (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)

#include <metal_stdlib>
#include <simd/simd.h>
#ifdef __clang__
#pragma clang diagnostic ignored "-Wall"
#endif
using namespace metal;
struct Uniforms {
    half4 colorGreen;
    half4 colorRed;
    float2x2 testMatrix2x2;
};
struct Inputs {
};
struct Outputs {
    half4 sk_FragColor [[color(0)]];
};

thread bool operator==(const float3x3 left, const float3x3 right);
thread bool operator!=(const float3x3 left, const float3x3 right);

thread bool operator==(const float2x2 left, const float2x2 right);
thread bool operator!=(const float2x2 left, const float2x2 right);
thread bool operator==(const float3x3 left, const float3x3 right) {
    return all(left[0] == right[0]) &&
           all(left[1] == right[1]) &&
           all(left[2] == right[2]);
}
thread bool operator!=(const float3x3 left, const float3x3 right) {
    return !(left == right);
}
thread bool operator==(const float2x2 left, const float2x2 right) {
    return all(left[0] == right[0]) &&
           all(left[1] == right[1]);
}
thread bool operator!=(const float2x2 left, const float2x2 right) {
    return !(left == right);
}
fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
    Outputs _out;
    (void)_out;
    bool ok = true;
    int i = 5;
    ++i;
    ok = ok && i == 6;
    ok = ok && ++i == 7;
    ok = ok && --i == 6;
    --i;
    ok = ok && i == 5;
    float f = 0.5;
    ++f;
    ok = ok && f == 1.5;
    ok = ok && ++f == 2.5;
    ok = ok && --f == 1.5;
    --f;
    ok = ok && f == 0.5;
    float2 f2 = float2(0.5);
    ++f2.x;
    ok = ok && f2.x == 1.5;
    ok = ok && ++f2.x == 2.5;
    ok = ok && --f2.x == 1.5;
    --f2.x;
    ok = ok && f2.x == 0.5;
    ++f2;
    ok = ok && all(f2 == float2(1.5));
    ok = ok && all(++f2 == float2(2.5));
    ok = ok && all(--f2 == float2(1.5));
    --f2;
    ok = ok && all(f2 == float2(0.5));
    int4 i4 = int4(7, 8, 9, 10);
    ++i4;
    ok = ok && all(i4 == int4(8, 9, 10, 11));
    ok = ok && all(++i4 == int4(9, 10, 11, 12));
    ok = ok && all(--i4 == int4(8, 9, 10, 11));
    --i4;
    ok = ok && all(i4 == int4(7, 8, 9, 10));
    float3x3 m3x3 = float3x3(float3(1.0, 2.0, 3.0), float3(4.0, 5.0, 6.0), float3(7.0, 8.0, 9.0));
    (m3x3 += float3x3(1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0));
    ok = ok && m3x3 == float3x3(float3(2.0, 3.0, 4.0), float3(5.0, 6.0, 7.0), float3(8.0, 9.0, 10.0));
    ok = ok && (m3x3 += float3x3(1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0)) == float3x3(float3(3.0, 4.0, 5.0), float3(6.0, 7.0, 8.0), float3(9.0, 10.0, 11.0));
    ok = ok && (m3x3 -= float3x3(1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0)) == float3x3(float3(2.0, 3.0, 4.0), float3(5.0, 6.0, 7.0), float3(8.0, 9.0, 10.0));
    (m3x3 -= float3x3(1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0));
    ok = ok && m3x3 == float3x3(float3(1.0, 2.0, 3.0), float3(4.0, 5.0, 6.0), float3(7.0, 8.0, 9.0));
    ok = ok && _uniforms.colorGreen.x != 1.0h;
    ok = ok && -1.0h == -_uniforms.colorGreen.y;
    ok = ok && all(half4(0.0h, -1.0h, 0.0h, -1.0h) == -_uniforms.colorGreen);
    ok = ok && float2x2(float2(-1.0, -2.0), float2(-3.0, -4.0)) == (-1.0 * _uniforms.testMatrix2x2);
    int2 iv = int2(i, -i);
    ok = ok && -i == -5;
    ok = ok && all(-iv == int2(-5, 5));
    _out.sk_FragColor = ok ? _uniforms.colorGreen : _uniforms.colorRed;
    return _out;
}