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