SPIRV-Cross/reference/shaders-msl-no-opt/packing/matrix-3x3-scalar.comp

#pragma clang diagnostic ignored "-Wmissing-prototypes"

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

using namespace metal;

typedef packed_float3 packed_float3x3[3];
typedef packed_float3 packed_rm_float3x3[3];

struct SSBOCol
{
    packed_float3x3 col_major0;
    packed_float3x3 col_major1;
};

struct SSBORow
{
    packed_rm_float3x3 row_major0;
    packed_rm_float3x3 row_major1;
};

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

static inline __attribute__((always_inline))
void load_store_to_variable_col_major(device SSBOCol& v_29)
{
    float3x3 loaded = float3x3(float3(v_29.col_major0[0]), float3(v_29.col_major0[1]), float3(v_29.col_major0[2]));
    v_29.col_major1[0] = loaded[0];
    v_29.col_major1[1] = loaded[1];
    v_29.col_major1[2] = loaded[2];
}

static inline __attribute__((always_inline))
void load_store_to_variable_row_major(device SSBORow& v_41)
{
    float3x3 loaded = transpose(float3x3(float3(v_41.row_major0[0]), float3(v_41.row_major0[1]), float3(v_41.row_major0[2])));
    v_41.row_major0[0] = float3(loaded[0][0], loaded[1][0], loaded[2][0]);
    v_41.row_major0[1] = float3(loaded[0][1], loaded[1][1], loaded[2][1]);
    v_41.row_major0[2] = float3(loaded[0][2], loaded[1][2], loaded[2][2]);
}

static inline __attribute__((always_inline))
void copy_col_major_to_col_major(device SSBOCol& v_29)
{
    v_29.col_major0[0] = float3x3(float3(v_29.col_major1[0]), float3(v_29.col_major1[1]), float3(v_29.col_major1[2]))[0];
    v_29.col_major0[1] = float3x3(float3(v_29.col_major1[0]), float3(v_29.col_major1[1]), float3(v_29.col_major1[2]))[1];
    v_29.col_major0[2] = float3x3(float3(v_29.col_major1[0]), float3(v_29.col_major1[1]), float3(v_29.col_major1[2]))[2];
}

static inline __attribute__((always_inline))
void copy_col_major_to_row_major(device SSBOCol& v_29, device SSBORow& v_41)
{
    v_41.row_major0[0] = float3(float3x3(float3(v_29.col_major0[0]), float3(v_29.col_major0[1]), float3(v_29.col_major0[2]))[0][0], float3x3(float3(v_29.col_major0[0]), float3(v_29.col_major0[1]), float3(v_29.col_major0[2]))[1][0], float3x3(float3(v_29.col_major0[0]), float3(v_29.col_major0[1]), float3(v_29.col_major0[2]))[2][0]);
    v_41.row_major0[1] = float3(float3x3(float3(v_29.col_major0[0]), float3(v_29.col_major0[1]), float3(v_29.col_major0[2]))[0][1], float3x3(float3(v_29.col_major0[0]), float3(v_29.col_major0[1]), float3(v_29.col_major0[2]))[1][1], float3x3(float3(v_29.col_major0[0]), float3(v_29.col_major0[1]), float3(v_29.col_major0[2]))[2][1]);
    v_41.row_major0[2] = float3(float3x3(float3(v_29.col_major0[0]), float3(v_29.col_major0[1]), float3(v_29.col_major0[2]))[0][2], float3x3(float3(v_29.col_major0[0]), float3(v_29.col_major0[1]), float3(v_29.col_major0[2]))[1][2], float3x3(float3(v_29.col_major0[0]), float3(v_29.col_major0[1]), float3(v_29.col_major0[2]))[2][2]);
}

static inline __attribute__((always_inline))
void copy_row_major_to_col_major(device SSBOCol& v_29, device SSBORow& v_41)
{
    v_29.col_major0[0] = float3(float3x3(float3(v_41.row_major0[0]), float3(v_41.row_major0[1]), float3(v_41.row_major0[2]))[0][0], float3x3(float3(v_41.row_major0[0]), float3(v_41.row_major0[1]), float3(v_41.row_major0[2]))[1][0], float3x3(float3(v_41.row_major0[0]), float3(v_41.row_major0[1]), float3(v_41.row_major0[2]))[2][0]);
    v_29.col_major0[1] = float3(float3x3(float3(v_41.row_major0[0]), float3(v_41.row_major0[1]), float3(v_41.row_major0[2]))[0][1], float3x3(float3(v_41.row_major0[0]), float3(v_41.row_major0[1]), float3(v_41.row_major0[2]))[1][1], float3x3(float3(v_41.row_major0[0]), float3(v_41.row_major0[1]), float3(v_41.row_major0[2]))[2][1]);
    v_29.col_major0[2] = float3(float3x3(float3(v_41.row_major0[0]), float3(v_41.row_major0[1]), float3(v_41.row_major0[2]))[0][2], float3x3(float3(v_41.row_major0[0]), float3(v_41.row_major0[1]), float3(v_41.row_major0[2]))[1][2], float3x3(float3(v_41.row_major0[0]), float3(v_41.row_major0[1]), float3(v_41.row_major0[2]))[2][2]);
}

static inline __attribute__((always_inline))
void copy_row_major_to_row_major(device SSBORow& v_41)
{
    v_41.row_major0[0] = float3x3(float3(v_41.row_major1[0]), float3(v_41.row_major1[1]), float3(v_41.row_major1[2]))[0];
    v_41.row_major0[1] = float3x3(float3(v_41.row_major1[0]), float3(v_41.row_major1[1]), float3(v_41.row_major1[2]))[1];
    v_41.row_major0[2] = float3x3(float3(v_41.row_major1[0]), float3(v_41.row_major1[1]), float3(v_41.row_major1[2]))[2];
}

static inline __attribute__((always_inline))
void copy_columns(device SSBOCol& v_29, device SSBORow& v_41)
{
    v_29.col_major0[1] = float3(v_41.row_major0[0][1], v_41.row_major0[1][1], v_41.row_major0[2][1]);
    v_41.row_major0[0][1] = v_29.col_major0[1][0];
    v_41.row_major0[1][1] = v_29.col_major0[1][1];
    v_41.row_major0[2][1] = v_29.col_major0[1][2];
}

static inline __attribute__((always_inline))
void copy_elements(device SSBOCol& v_29, device SSBORow& v_41)
{
    v_29.col_major0[0][1u] = v_41.row_major0[1u][0];
    v_41.row_major0[1u][0] = v_29.col_major0[0][1u];
}

kernel void main0(device SSBOCol& v_29 [[buffer(0)]], device SSBORow& v_41 [[buffer(1)]])
{
    load_store_to_variable_col_major(v_29);
    load_store_to_variable_row_major(v_41);
    copy_col_major_to_col_major(v_29);
    copy_col_major_to_row_major(v_29, v_41);
    copy_row_major_to_col_major(v_29, v_41);
    copy_row_major_to_row_major(v_41);
    copy_columns(v_29, v_41);
    copy_elements(v_29, v_41);
}