psemek/libs/geom/include/psemek/geom/concat.hpp
2023-06-12 14:35:39 +03:00

26 lines
392 B
C++

#pragma once
#include <psemek/geom/vector.hpp>
namespace psemek::geom
{
template <typename T, std::size_t ... Ns>
auto concat(vector<T, Ns> const & ... vs)
{
vector<T, (Ns + ...)> result;
std::size_t i = 0;
auto apply = [&]<std::size_t N>(vector<T, N> const & v)
{
for (std::size_t j = 0; j < N;)
result[i++] = v[j++];
};
(apply(vs), ...);
return result;
}
}