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December 10, 2015 02:48
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#include <iostream> | |
using namespace std; | |
class object_c { | |
public: | |
int x, | |
y; | |
object_c(int X, int Y) : x (X), y (Y){} | |
}; | |
class calc_c { | |
private: | |
object_c *ship, | |
*targ, | |
*ref; | |
public: | |
int pos2 (object_c A, object_c B) { | |
return (A.x-B.x)*(A.x-B.x); | |
} | |
int ship_pos (object_c A){return pos2(*ship, A);} //these | |
int ship_targ_pos () {return pos2(*ship, *targ);}//should be | |
int ship_ref_pos () {return pos2(*ship, *ref);} //replaced | |
void set_ship (object_c *A){ship = A;} | |
void set_targ (object_c *A){targ = A;} | |
void set_ref (object_c *A){ref = A;} | |
} calc; | |
int main() { | |
object_c Ship(0,1), Targ(10,11), Ref(20,21); //notice capitalization | |
calc.set_ship(&Ship); | |
calc.set_targ(&Targ); | |
calc.set_ref (&Ref); | |
cout << calc.pos2 (Ship, Targ)<< endl;//should | |
cout << calc.ship_pos (Targ) << endl;//be | |
cout << calc.ship_targ_pos () << endl;//identical | |
return 0; | |
} |
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