Differential D5594 Diff 18116 extern/quadriflow/src/compare-key.hpp

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extern/quadriflow/src/compare-key.hpp

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				#ifndef COMPARE_KEY_H_
				#define COMPARE_KEY_H_

				#include <iostream>
				#include <map>

				namespace qflow {

				struct Key2i
				{
				Key2i(int x, int y)
				: key(std::make_pair(x, y))
				{}
				bool operator==(const Key2i& other) const
				{
				return key == other.key;
				}
				bool operator<(const Key2i& other) const
				{
				return key < other.key;
				}
				std::pair<int, int> key;
				};

				struct Key3i
				{
				Key3i(int x, int y, int z)
				: key(std::make_pair(x, std::make_pair(y, z)))
				{}
				bool operator==(const Key3i& other) const
				{
				return key == other.key;
				}
				bool operator<(const Key3i& other) const
				{
				return key < other.key;
				}
				std::pair<int, std::pair<int, int> > key;
				};

				struct Key3f
				{
				Key3f(double x, double y, double z, double threshold)
				: key(std::make_pair(x / threshold, std::make_pair(y / threshold, z / threshold)))
				{}
				bool operator==(const Key3f& other) const
				{
				return key == other.key;
				}
				bool operator<(const Key3f& other) const
				{
				return key < other.key;
				}
				std::pair<int, std::pair<int, int> > key;
				};

				struct KeySorted2i
				{
				KeySorted2i(int x, int y)
				: key(std::make_pair(x, y))
				{
				if (x > y)
				std::swap(key.first, key.second);
				}
				bool operator==(const KeySorted2i& other) const
				{
				return key == other.key;
				}
				bool operator<(const KeySorted2i& other) const
				{
				return key < other.key;
				}
				std::pair<int, int> key;
				};

				struct KeySorted3i
				{
				KeySorted3i(int x, int y, int z)
				: key(std::make_pair(x, std::make_pair(y, z)))
				{
				if (key.first > key.second.first)
				std::swap(key.first, key.second.first);
				if (key.first > key.second.second)
				std::swap(key.first, key.second.second);
				if (key.second.first > key.second.second)
				std::swap(key.second.first, key.second.second);
				}
				bool operator==(const Key3i& other) const
				{
				return key == other.key;
				}
				bool operator<(const Key3i& other) const
				{
				return key < other.key;
				}
				std::pair<int, std::pair<int, int> > key;
				};


				} // namespace qflow

				#endif