//
// vector3d.h
//
// A vector in 3d space
//
// Copyright (C) J. Belson	1998.11.30
//


#ifndef _VECTOR3D_H_
#define _VECTOR3D_H_

#include <iostream>


/**
 * Represents a vector in 3d space
 */
class vector3d {

private:

public:
	float	i, j, k;

	vector3d(float ii, float jj, float kk, bool norm = false);
	vector3d() {};

	float		dot_product(const vector3d &v) const;
	vector3d	vector_product(const vector3d &v) const;
	float		angle(const vector3d& v) const;
	float		magnitude(void) const;
	void		normalise(void);

	vector3d operator+(vector3d v) const;
	vector3d operator*(float f) const;

	vector3d operator-(vector3d v) const;
	vector3d operator-() const;

	friend std::ostream& operator<<(std::ostream& str, const vector3d& v);

	void		dump(void);
};


#endif	// _VECTOR3D_H_