?? location.hpp
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#ifndef LOCATION_H #define LOCATION_H #include <iostream> using namespace std; #include <math.h> #include <boost/shared_ptr.hpp> class Location { public: typedef boost::shared_ptr<Location> LocationPtr; Location(); Location(float x, float y, float z); static inline float distance(const Location& loc1, const Location& loc2); inline void setCoordinates(float x, float y, float z); inline float getX() const; inline float getY() const; inline float getZ() const; private: float m_xCoordinate; float m_yCoordinate; float m_zCoordinate; }; typedef boost::shared_ptr<Location> LocationPtr; // Inline Functions inline float Location::distance(const Location& loc1, const Location& loc2) { float xDiff = loc1.getX() - loc2.getX(); float yDiff = loc1.getY() - loc2.getY(); float zDiff = loc1.getZ() - loc2.getZ(); return sqrt(pow(xDiff, 2) + pow(yDiff, 2) + pow(zDiff, 2)); } inline void Location::setCoordinates(float x, float y, float z) { m_xCoordinate = x; m_yCoordinate = y; m_zCoordinate = z; } inline float Location::getX() const { return m_xCoordinate; } inline float Location::getY() const { return m_yCoordinate; } inline float Location::getZ() const { return m_zCoordinate; } // Overloaded Operators inline ostream& operator<< (ostream& s, const Location& location) { return s << "(x=" << location.getX() << ", y=" << location.getY() << ", z=" << location.getZ() << ")"; } #endif // LOCATION_H?? 快捷鍵說明
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