SPIRV-Cross/reference/shaders-msl/comp/culling.comp
2018-01-29 06:40:45 -08:00

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#pragma clang diagnostic ignored "-Wunused-variable"
#include <metal_stdlib>
#include <simd/simd.h>
#include <metal_atomic>
using namespace metal;
constant uint3 gl_WorkGroupSize = uint3(4u, 1u, 1u);
struct SSBO
{
float in_data[1];
};
struct SSBO2
{
float out_data[1];
};
struct SSBO3
{
uint count;
};
kernel void main0(device SSBO& _22 [[buffer(0)]], device SSBO2& _38 [[buffer(1)]], device SSBO3& _41 [[buffer(2)]], uint3 gl_GlobalInvocationID [[thread_position_in_grid]])
{
uint ident = gl_GlobalInvocationID.x;
float idata = _22.in_data[ident];
if (idata > 12.0)
{
uint _45 = atomic_fetch_add_explicit((volatile device atomic_uint*)&(_41.count), 1u, memory_order_relaxed);
_38.out_data[_45] = idata;
}
}