reference/shaders-msl/comp/struct-packing.comp

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

using namespace metal;

typedef float3x2 packed_float2x3;

struct S0
{
    float2 a[1];
    float b;
};

struct S1
{
    packed_float3 a;
    float b;
};

struct S2
{
    float3 a[1];
    float b;
};

struct S3
{
    float2 a;
    float b;
};

struct S4
{
    float2 c;
};

struct Content
{
    S0 m0s[1];
    S1 m1s[1];
    S2 m2s[1];
    S0 m0;
    S1 m1;
    S2 m2;
    S3 m3;
    float m4;
    S4 m3s[8];
};

struct SSBO1
{
    Content content;
    Content content1[2];
    Content content2;
    float2x2 m0;
    float2x2 m1;
    float2x3 m2[4];
    float3x2 m3;
    float2x2 m4;
    float2x2 m5[9];
    packed_float2x3 m6[4][2];
    char _m10_pad[8];
    float3x2 m7;
    char _m11_pad[8];
    float array[1];
};

struct S0_1
{
    float4 a[1];
    float b;
};

struct S1_1
{
    packed_float3 a;
    float b;
};

struct S2_1
{
    float3 a[1];
    float b;
};

struct S3_1
{
    float2 a;
    float b;
};

struct S4_1
{
    float2 c;
};

struct Content_1
{
    S0_1 m0s[1];
    S1_1 m1s[1];
    S2_1 m2s[1];
    S0_1 m0;
    S1_1 m1;
    S2_1 m2;
    S3_1 m3;
    float m4;
    char _m8_pad[12];
    /* FIXME: A padded struct is needed here. If you see this message, file a bug! */ S4_1 m3s[8];
};

struct SSBO0
{
    Content_1 content;
    Content_1 content1[2];
    Content_1 content2;
    float4 array[1];
};

kernel void main0(device SSBO0& ssbo_140 [[buffer(0)]], device SSBO1& ssbo_430 [[buffer(1)]])
{
    Content_1 _60 = ssbo_140.content;
    ssbo_430.content.m0s[0].a[0] = _60.m0s[0].a[0].xy;
    ssbo_430.content.m0s[0].b = _60.m0s[0].b;
    ssbo_430.content.m1s[0].a = float3(_60.m1s[0].a);
    ssbo_430.content.m1s[0].b = _60.m1s[0].b;
    ssbo_430.content.m2s[0].a[0] = _60.m2s[0].a[0];
    ssbo_430.content.m2s[0].b = _60.m2s[0].b;
    ssbo_430.content.m0.a[0] = _60.m0.a[0].xy;
    ssbo_430.content.m0.b = _60.m0.b;
    ssbo_430.content.m1.a = float3(_60.m1.a);
    ssbo_430.content.m1.b = _60.m1.b;
    ssbo_430.content.m2.a[0] = _60.m2.a[0];
    ssbo_430.content.m2.b = _60.m2.b;
    ssbo_430.content.m3.a = _60.m3.a;
    ssbo_430.content.m3.b = _60.m3.b;
    ssbo_430.content.m4 = _60.m4;
    ssbo_430.content.m3s[0].c = _60.m3s[0].c;
    ssbo_430.content.m3s[1].c = _60.m3s[1].c;
    ssbo_430.content.m3s[2].c = _60.m3s[2].c;
    ssbo_430.content.m3s[3].c = _60.m3s[3].c;
    ssbo_430.content.m3s[4].c = _60.m3s[4].c;
    ssbo_430.content.m3s[5].c = _60.m3s[5].c;
    ssbo_430.content.m3s[6].c = _60.m3s[6].c;
    ssbo_430.content.m3s[7].c = _60.m3s[7].c;
    ssbo_430.content.m1.a = ssbo_430.content.m3.a * ssbo_430.m6[1][1];
}