godot-cpp/include/godot_cpp/templates/search_array.hpp

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/*  search_array.hpp                                                     */
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#ifndef SEARCH_ARRAY_HPP
#define SEARCH_ARRAY_HPP

#include <godot_cpp/templates/sort_array.hpp>

namespace godot {

template <class T, class Comparator = _DefaultComparator<T>>
class SearchArray {
public:
	Comparator compare;

	inline int bisect(const T *p_array, int p_len, const T &p_value, bool p_before) const {
		int lo = 0;
		int hi = p_len;
		if (p_before) {
			while (lo < hi) {
				const int mid = (lo + hi) / 2;
				if (compare(p_array[mid], p_value)) {
					lo = mid + 1;
				} else {
					hi = mid;
				}
			}
		} else {
			while (lo < hi) {
				const int mid = (lo + hi) / 2;
				if (compare(p_value, p_array[mid])) {
					hi = mid;
				} else {
					lo = mid + 1;
				}
			}
		}
		return lo;
	}
};

} // namespace godot

#endif // ! SEARCH_ARRAY_HPP