93 lines
2 KiB
C
93 lines
2 KiB
C
|
/**
|
||
|
|
* @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_ */
|