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49 lines
1.5 KiB
49 lines
1.5 KiB
#ifndef POSITION_H
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#define POSITION_H
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#include <framework/util/types.h>
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class Position
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{
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public:
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Position() : x(-1), y(-1), z(-1) { }
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Position(int x, int y, int z) : x(x), y(y), z(z) { }
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bool isValid() const { return x >= 0 && y >= 0 && z >= 0 && x < 65536 && y < 65536 && z < 15; }
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Position operator+(const Position& other) const { return Position(x + other.x, y + other.y, z + other.z); }
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Position& operator+=(const Position& other) { x+=other.x; y+=other.y; z +=other.z; return *this; }
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Position operator-(const Position& other) const { return Position(x - other.x, y - other.y, z + other.z); }
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Position& operator-=(const Position& other) { x-=other.x; y-=other.y; z-=other.z; return *this; }
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Position& operator=(const Position& other) { x = other.x; y = other.y; z = other.z; return *this; }
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bool operator==(const Position& other) const { return other.x == x && other.y == y && other.z == z; }
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bool operator!=(const Position& other) const { return other.x!=x || other.y!=y || other.z!=z; }
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int x;
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int y;
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int z;
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};
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struct PositionHasher : std::unary_function<Position, std::size_t> {
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std::size_t operator()(const Position& pos) const {
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return ((((pos.x * 65536) + pos.y) * 15) + pos.z) % 1000000;
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}
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};
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template<class T>
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std::ostream& operator<<(std::ostream& out, const Position& pos)
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{
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out << pos.x << " " << pos.y << " " << pos.z;
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return out;
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}
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template<class T>
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std::istream& operator>>(std::istream& in, Position& pos)
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{
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in >> pos.x >> pos.y >> pos.z;
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return in;
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}
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#endif
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