#pragma clang diagnostic ignored "-Wmissing-prototypes"

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

using namespace metal;

typedef packed_float3 packed_rm_float3x2[2];

struct SSBOCol
{
    float3x2 col_major0;
    float3x2 col_major1;
};

struct SSBORow
{
    packed_rm_float3x2 row_major0;
    packed_rm_float3x2 row_major1;
};

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

static inline __attribute__((always_inline))
void load_store_to_variable_col_major(device SSBOCol& _29)
{
    float3x2 loaded = _29.col_major0;
    _29.col_major1 = loaded;
}

static inline __attribute__((always_inline))
void load_store_to_variable_row_major(device SSBORow& _41)
{
    float3x2 loaded = transpose(float2x3(float3(_41.row_major0[0]), float3(_41.row_major0[1])));
    _41.row_major0[0] = float3(loaded[0][0], loaded[1][0], loaded[2][0]);
    _41.row_major0[1] = float3(loaded[0][1], loaded[1][1], loaded[2][1]);
}

static inline __attribute__((always_inline))
void copy_col_major_to_col_major(device SSBOCol& _29)
{
    _29.col_major0 = _29.col_major1;
}

static inline __attribute__((always_inline))
void copy_col_major_to_row_major(device SSBOCol& _29, device SSBORow& _41)
{
    _41.row_major0[0] = float3(_29.col_major0[0][0], _29.col_major0[1][0], _29.col_major0[2][0]);
    _41.row_major0[1] = float3(_29.col_major0[0][1], _29.col_major0[1][1], _29.col_major0[2][1]);
}

static inline __attribute__((always_inline))
void copy_row_major_to_col_major(device SSBOCol& _29, device SSBORow& _41)
{
    _29.col_major0 = transpose(float2x3(float3(_41.row_major0[0]), float3(_41.row_major0[1])));
}

static inline __attribute__((always_inline))
void copy_row_major_to_row_major(device SSBORow& _41)
{
    _41.row_major0[0] = float2x3(float3(_41.row_major1[0]), float3(_41.row_major1[1]))[0];
    _41.row_major0[1] = float2x3(float3(_41.row_major1[0]), float3(_41.row_major1[1]))[1];
}

static inline __attribute__((always_inline))
void copy_columns(device SSBOCol& _29, device SSBORow& _41)
{
    _29.col_major0[1] = float2(_41.row_major0[0][1], _41.row_major0[1][1]);
    ((device float*)&_41.row_major0[0])[1] = _29.col_major0[1].x;
    ((device float*)&_41.row_major0[1])[1] = _29.col_major0[1].y;
}

static inline __attribute__((always_inline))
void copy_elements(device SSBOCol& _29, device SSBORow& _41)
{
    ((device float*)&_29.col_major0[0])[1u] = _41.row_major0[1u][0];
    _41.row_major0[1u][0] = ((device float*)&_29.col_major0[0])[1u];
}

kernel void main0(device SSBOCol& _29 [[buffer(0)]], device SSBORow& _41 [[buffer(1)]])
{
    load_store_to_variable_col_major(_29);
    load_store_to_variable_row_major(_41);
    copy_col_major_to_col_major(_29);
    copy_col_major_to_row_major(_29, _41);
    copy_row_major_to_col_major(_29, _41);
    copy_row_major_to_row_major(_41);
    copy_columns(_29, _41);
    copy_elements(_29, _41);
}

