SPIRV-Cross/reference/shaders-msl/comp/dowhile.comp

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#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct SSBO
{
float4x4 mvp;
float4 in_data[1];
};
struct SSBO2
{
float4 out_data[1];
};
kernel void main0(const device SSBO& _28 [[buffer(0)]], device SSBO2& _52 [[buffer(1)]], uint3 gl_GlobalInvocationID [[thread_position_in_grid]])
{
uint ident = gl_GlobalInvocationID.x;
int i = 0;
float4 idat = _28.in_data[ident];
do
{
idat = _28.mvp * idat;
i++;
} while (i < 16);
_52.out_data[ident] = idat;
}