constraints.h

// © Joseph Cameron - MIT License
 
#ifndef GDK_GRAPHICS_CONSTRAINTS_H
#define GDK_GRAPHICS_CONSTRAINTS_H
 
#include <cstddef>
 
namespace gdk::graphics {
    constexpr bool is_power_of_two(const std::size_t aNumber) {
        return aNumber != 0 && (aNumber & (aNumber - 1)) == 0;
    }

    constexpr std::size_t square_root(const std::size_t aNumber) {
        std::size_t root = 0;
 
        while ((root + 1) * (root + 1) <= aNumber) ++root;
 
        return root;
    }
}
 
#endif