#ifndef TVISION_CONSTARR_H
#define TVISION_CONSTARR_H
#include <stddef.h>
// std::array is not constexpr until C++17. So we make our own, which costs
// nothing.
namespace tvision
{
template <class T, size_t N>
struct constarray
{
    T elems[N];
    constexpr T& operator[](size_t i) noexcept
    {
        return elems[i];
    }
    constexpr const T& operator[](size_t i) const noexcept
    {
        return elems[i];
    }
};
} // namespace tvision
#endif // TVISION_CONSTARR_H