reference/shaders-msl/comp/storage-buffer-std140-vector-array.comp

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

using namespace metal;

struct Sub
{
    float4 f[2];
    float4 f2[2];
    float3 f3[2];
    float4 f4[2];
};

struct Sub_1
{
    float f[2];
    float2 f2[2];
    float3 f3[2];
    float4 f4[2];
};

struct SSBO
{
    Sub sub[2];
};

kernel void main0(device SSBO& _27 [[buffer(0)]], uint3 gl_WorkGroupID [[threadgroup_position_in_grid]], uint3 gl_GlobalInvocationID [[thread_position_in_grid]])
{
    Sub_1 foo;
    foo.f[0] = _27.sub[gl_WorkGroupID.x].f[0].x;
    foo.f[1] = _27.sub[gl_WorkGroupID.x].f[1].x;
    foo.f2[0] = _27.sub[gl_WorkGroupID.x].f2[0].xy;
    foo.f2[1] = _27.sub[gl_WorkGroupID.x].f2[1].xy;
    foo.f3[0] = _27.sub[gl_WorkGroupID.x].f3[0];
    foo.f3[1] = _27.sub[gl_WorkGroupID.x].f3[1];
    foo.f4[0] = _27.sub[gl_WorkGroupID.x].f4[0];
    foo.f4[1] = _27.sub[gl_WorkGroupID.x].f4[1];
    foo.f[gl_GlobalInvocationID.x] += 1.0;
    foo.f2[gl_GlobalInvocationID.x] += float2(2.0);
    foo.f3[gl_GlobalInvocationID.x] += float3(3.0);
    foo.f4[gl_GlobalInvocationID.x] += float4(4.0);
    _27.sub[gl_WorkGroupID.x].f[0].x = foo.f[0];
    _27.sub[gl_WorkGroupID.x].f[1].x = foo.f[1];
    _27.sub[gl_WorkGroupID.x].f2[0].xy = foo.f2[0];
    _27.sub[gl_WorkGroupID.x].f2[1].xy = foo.f2[1];
    _27.sub[gl_WorkGroupID.x].f3[0] = foo.f3[0];
    _27.sub[gl_WorkGroupID.x].f3[1] = foo.f3[1];
    _27.sub[gl_WorkGroupID.x].f4[0] = foo.f4[0];
    _27.sub[gl_WorkGroupID.x].f4[1] = foo.f4[1];
    _27.sub[0].f[0].x += 5.0;
    _27.sub[0].f2[1].xy += float2(5.0);
}