3dpcp/include/model/vector3d.h

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2012-09-16 12:33:11 +00:00
/**
* @file vector3d.h
*
* @auhtor Remus Claudiu Dumitru <r.dumitru@jacobs-university.de>
* @date 16 Feb 2012
*
*/
#ifndef VECTOR3D_H_
#define VECTOR3D_H_
//==============================================================================
// Includes
//==============================================================================
#include "model/point3d.h"
#include <ostream>
namespace model {
/**
* A vector in space.
*/
class Vector3d {
public:
double x;
double y;
double z;
Vector3d();
Vector3d(const double& x, const double& y, const double& z);
/**
* constructor for vector b - a, where a and b are points
*/
Vector3d(const Point3d& a, const Point3d& b);
Vector3d(const Vector3d& other);
Vector3d& operator=(const Vector3d& other);
/**
* normalizes the vector
* @warning in place
*/
void normalize();
/**
* inverts the vector
* @warning in place
*/
void invert();
/**
* @return the length of the vector
*/
double length() const;
/**
* rotates the vector around the origin by the given rotation
* @param rot the rotation object that describes how much to rotate the vector
* @warning in place
*/
void rotate(const Rotation3d& rot);
/**
* @return the cross product (still a vector) between this vector and another given one
*/
Vector3d crossProduct(const Vector3d& other) const;
/**
* @return the dot product between this vector and another given one
*/
double dotProduct(const Vector3d& other) const;
/**
* @return the angle between two vectors
*/
double angle(const Vector3d& other);
void operator+=(const Vector3d& other);
Vector3d operator+(const Vector3d& other);
Vector3d operator*(const double& val);
void operator/=(const double& div);
friend std::ostream& operator<<(std::ostream& os, const Vector3d& vect);
};
} /* namespace model */
#endif /* VECTOR3D_H_ */