#pragma clang diagnostic ignored "-Wmissing-prototypes"
#pragma clang diagnostic ignored "-Wmissing-braces"

#include <metal_stdlib>
#include <simd/simd.h>

using namespace metal;

template<typename T, size_t Num>
struct spvUnsafeArray
{
    T elements[Num ? Num : 1];
    
    thread T& operator [] (size_t pos) thread
    {
        return elements[pos];
    }
    constexpr const thread T& operator [] (size_t pos) const thread
    {
        return elements[pos];
    }
    
    device T& operator [] (size_t pos) device
    {
        return elements[pos];
    }
    constexpr const device T& operator [] (size_t pos) const device
    {
        return elements[pos];
    }
    
    constexpr const constant T& operator [] (size_t pos) const constant
    {
        return elements[pos];
    }
    
    threadgroup T& operator [] (size_t pos) threadgroup
    {
        return elements[pos];
    }
    constexpr const threadgroup T& operator [] (size_t pos) const threadgroup
    {
        return elements[pos];
    }
};

struct SSBO1
{
    spvUnsafeArray<short4, 1> outputs;
};

struct SSBO0
{
    spvUnsafeArray<int4, 1> inputs;
};

struct UBO
{
    half4 const0;
};

constant uint3 gl_WorkGroupSize [[maybe_unused]] = uint3(1u);

kernel void main0(device SSBO1& _21 [[buffer(0)]], device SSBO0& _29 [[buffer(1)]], constant UBO& _40 [[buffer(2)]], uint3 gl_GlobalInvocationID [[thread_position_in_grid]])
{
    short2 _47 = as_type<short2>(_29.inputs[gl_GlobalInvocationID.x].x) + as_type<short2>(_40.const0.xy);
    _21.outputs[gl_GlobalInvocationID.x] = short4(_47.x, _47.y, _21.outputs[gl_GlobalInvocationID.x].z, _21.outputs[gl_GlobalInvocationID.x].w);
    short2 _66 = short2(as_type<ushort2>(uint(_29.inputs[gl_GlobalInvocationID.x].y)) - as_type<ushort2>(_40.const0.zw));
    _21.outputs[gl_GlobalInvocationID.x] = short4(_21.outputs[gl_GlobalInvocationID.x].x, _21.outputs[gl_GlobalInvocationID.x].y, _66.x, _66.y);
}