metal 0.33.0

Rust bindings for Metal
Documentation 
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#include <metal_stdlib>

using namespace metal;

struct SumInput {
    device uint *data;
    volatile device atomic_uint *sum;
};

kernel void sum(device SumInput& input [[ buffer(0) ]],
                uint gid [[ thread_position_in_grid ]])
{
    atomic_fetch_add_explicit(input.sum, input.data[gid], memory_order_relaxed);
}