powers.hpp

#ifndef PASTELSYS_POWERS_HPP
#define PASTELSYS_POWERS_HPP

#include "pastel/sys/math/powers.h"
#include "pastel/sys/ensure.h"

namespace Pastel
{

    template <typename Type>
    Type square(const Type& that)
    {
        return that * that;
    }

    template <typename Integer>
    Integer powerOfTwo(integer k)
    {
        PENSURE_OP(k, >=, 0);

        if (k >= bits(Integer()))
        {
            return 0;
        }

        return Integer(1) << k;
    }

}

#endif