#ifndef INT3_H #define INT3_H class int3 { public: int x,y,z; inline int3():x(0),y(0),z(0){}; //c-tor, x/y/z initialized to 0 inline int3(const int X, const int Y, const int Z):x(X),y(Y),z(Z){}; //c-tor inline ~int3(){} // d-tor - does nothing inline int3 operator+(const int3 & i) {return int3(x+i.x,y+i.y,z+i.z);} inline int3 operator+(const int i) //increases all components by int {return int3(x+i,y+i,z+i);} inline int3 operator-(const int3 & i) {return int3(x-i.x,y-i.y,z-i.z);} inline int3 operator-(const int i) {return int3(x-i,y-i,z-i);} inline int3 operator-() //increases all components by int {return int3(-x,-y,-z);} inline void operator+=(const int3 & i) { x+=i.x; y+=i.y; z+=i.z; } inline void operator+=(const int i) { x+=i; y+=i; z+=i; } inline void operator-=(const int3 & i) { x-=i.x; y-=i.y; z-=i.z; } inline void operator-=(const int i) { x+=i; y+=i; z+=i; } inline bool operator==(const int3 & i) const {return (x==i.x) && (y==i.y) && (z==i.z);} inline bool operator!=(const int3 & i) const {return !(*this==i);} inline bool operator<(const int3 & i) const { if (zi.z) return false; if (yi.y) return false; if (xi.x) return false; return false; } }; #endif //INT3_H