vector.h

// Nathan Eloe 4/11/2013

// vector.h

// An implementation of a vector struct and related functions

#ifndef VECTOR_H

#define VECTOR_H

#include <iostream>

using namespace std;

struct vector3D

{

double m_xCoord;

double m_yCoord;

double m_zCoord;

};

// Desc: Gets vector input from the user

// Pre:

// Post: Prompts user for 3 floating poitn vals, stores them in ref param.

void input(vector3D & input);

// Desc: Multiplies two vectors

// Pre:

// Post: Returns the dot product of the two vectors

double mult(const vector3D & vecA, const vector3D & vecB);

// Desc: Adds two vectors together

// Pre:

// Post: Returns the sum of the two vectors

vector3D add(const vector3D & vecA, const vector3D & vecB);

// Desc: Allows simple outputting of the vector object

// Pre:

// Post: outputs vector to the stream and returns the stream

ostream & operator << (ostream& o, const vector3D & v);

#endif