vector3d.h

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#ifndef VECTOR_H
#define VECTOR_H

#include <stdio.h>
#include <iostream>

class Vector3D
{
    friend class Matrix3x3;

  protected:
    // Spatial coordinates

    double x;

    double y;

    double z;

  public:
    Vector3D();
    Vector3D(double x, double y, double z);
    ~Vector3D();

    // Accessors

    double getX();

    double getY();

    double getZ();

    // Mutators

    void setX(double x);

    void setY(double y);

    void setZ(double z);

    // Operator overloading
    // Note: rhs stands for right hand side

    Vector3D operator+(Vector3D rhsVector);

    Vector3D operator-(Vector3D rhsVector);

    friend bool operator==(const Vector3D &lhsVector, const Vector3D &rhsVector);

    double dot(Vector3D rhsVector);

    Vector3D cross(Vector3D rhsVector);

    Vector3D operator*(double scalar);

    friend Vector3D operator*(double scalar, Vector3D v);

    friend std::ostream &operator<<(std::ostream &os, Vector3D &v); // cout

    // Misc functions

    double distance(Vector3D &v2);

    Vector3D midpoint(Vector3D &v2);
};

#endif /* VECTOR_H */