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unison/src/core/model/vector.h
2020-04-10 17:30:25 -07:00

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2007 INRIA
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation;
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
*/
#ifndef NS3_VECTOR_H
#define NS3_VECTOR_H
#include "attribute.h"
#include "attribute-helper.h"
/**
* \file
* \ingroup geometry
* ns3::Vector, ns3::Vector2D and ns3::Vector3D declarations.
*/
namespace ns3 {
/**
* \ingroup core
* \defgroup geometry Geometry primitives
* \brief Primitives for geometry, such as vectors and angles.
*/
/**
* \ingroup geometry
* \brief a 3d vector
* \see attribute_Vector3D
*/
class Vector3D
{
public:
/**
* \param [in] _x X coordinate of vector
* \param [in] _y Y coordinate of vector
* \param [in] _z Z coordinate of vector
*
* Create vector (_x, _y, _z)
*/
Vector3D (double _x, double _y, double _z);
/** Create vector (0.0, 0.0, 0.0) */
Vector3D ();
double x; //!< x coordinate of vector
double y; //!< y coordinate of vector
double z; //!< z coordinate of vector
/**
* Compute the length (magnitude) of the vector.
* \returns the vector length.
*/
double GetLength () const;
/**
* \brief Calculate the Cartesian distance between two points.
* \param [in] a One point
* \param [in] b Another point
* \returns The distance between \pname{a} and \pname{b}.
*/
friend double CalculateDistance (const Vector3D &a, const Vector3D &b);
/**
* Output streamer.
* Vectors are written as "x:y:z".
*
* \param [in,out] os The stream.
* \param [in] vector The vector to stream
* \return The stream.
*/
friend std::ostream &operator << (std::ostream &os, const Vector3D &vector);
/**
* Input streamer.
*
* Vectors are expected to be in the form "x:y:z".
*
* \param [in,out] is The stream.
* \param [in] vector The vector.
* \returns The stream.
*/
friend std::istream &operator >> (std::istream &is, Vector3D &vector);
/**
* Less than comparison operator
* \param [in] a lhs vector
* \param [in] b rhs vector
* \returns \c true if \pname{a} is less than \pname{b}
*/
friend bool operator < (const Vector3D &a, const Vector3D &b);
/**
* Less than or equal to comparison operator
* \param [in] a lhs vector
* \param [in] b rhs vector
* \returns \c true if \pname{a} is less than or equal to \pname{b}.
*/
friend bool operator <= (const Vector3D &a, const Vector3D &b);
/**
* Greater than comparison operator
* \param [in] a lhs vector
* \param [in] b rhs vector
* \returns \c true if \pname{a} is greater than \pname{b}.
*/
friend bool operator > (const Vector3D &a, const Vector3D &b);
/**
* Greater than or equal to comparison operator
* \param [in] a lhs vector
* \param [in] b rhs vector
* \returns \c true if \pname{a} is greater than or equal to \pname{b}.
*/
friend bool operator >= (const Vector3D &a, const Vector3D &b);
/**
* Equality operator.
* \param [in] a lhs vector.
* \param [in] b rhs vector.
* \returns \c true if \pname{a} is equal to \pname{b}.
*/
friend bool operator == (const Vector3D &a, const Vector3D &b);
/**
* Inequality operator.
* \param [in] a lhs vector.
* \param [in] b rhs vector.
* \returns \c true if \pname{a} is not equal to \pname{b}.
*/
friend bool operator != (const Vector3D &a, const Vector3D &b);
/**
* Addition operator.
* \param [in] a lhs vector.
* \param [in] b rhs vector.
* \returns The vector sum of \pname{a} and \pname{b}.
*/
friend Vector3D operator + (const Vector3D &a, const Vector3D &b);
/**
* Subtraction operator.
* \param [in] a lhs vector.
* \param [in] b rhs vector.
* \returns The vector difference of \pname{a} and \pname{b}.
*/
friend Vector3D operator - (const Vector3D &a, const Vector3D &b);
};
/**
* \ingroup geometry
* \brief a 2d vector
* \see attribute_Vector2D
*/
class Vector2D
{
public:
/**
* \param [in] _x X coordinate of vector
* \param [in] _y Y coordinate of vector
*
* Create vector (_x, _y)
*/
Vector2D (double _x, double _y);
/** Constructor: (0.0, 0.0) */
Vector2D ();
double x; //!< x coordinate of vector
double y; //!< y coordinate of vector
// works: /** \copydoc ns3::Vector3D::GetLength() */
/** \copydoc Vector3D::GetLength() */
double GetLength () const;
/**
* \brief Calculate the Cartesian distance between two points.
* \param [in] a One point
* \param [in] b Another point
* \returns The distance between \pname{a} and \pname{b}.
*/
friend double CalculateDistance (const Vector2D &a, const Vector2D &b);
/**
* Output streamer.
* Vectors are written as "x:y".
*
* \param [in,out] os The stream.
* \param [in] vector The vector to stream
* \return The stream.
*/
friend std::ostream &operator << (std::ostream &os, const Vector2D &vector);
/**
* Input streamer.
*
* Vectors are expected to be in the form "x:y".
*
* \param [in,out] is The stream.
* \param [in] vector The vector.
* \returns The stream.
*/
friend std::istream &operator >> (std::istream &is, Vector2D &vector);
/**
* Less than comparison operator
* \param [in] a lhs vector
* \param [in] b rhs vector
* \returns \c true if \pname{a} is less than \pname{b}
*/
friend bool operator < (const Vector2D &a, const Vector2D &b);
/**
* Less than or equal to comparison operator
* \param [in] a lhs vector
* \param [in] b rhs vector
* \returns \c true if \pname{a} is less than or equal to \pname{b}.
*/
friend bool operator <= (const Vector2D &a, const Vector2D &b);
/**
* Greater than comparison operator
* \param [in] a lhs vector
* \param [in] b rhs vector
* \returns \c true if \pname{a} is greater than \pname{b}.
*/
friend bool operator > (const Vector2D &a, const Vector2D &b);
/**
* Greater than or equal to comparison operator
* \param [in] a lhs vector
* \param [in] b rhs vector
* \returns \c true if \pname{a} is greater than or equal to \pname{b}.
*/
friend bool operator >= (const Vector2D &a, const Vector2D &b);
/**
* Equality operator.
* \param [in] a lhs vector.
* \param [in] b rhs vector.
* \returns \c true if \pname{a} is equal to \pname{b}.
*/
friend bool operator == (const Vector2D &a, const Vector2D &b);
/**
* Inequality operator.
* \param [in] a lhs vector.
* \param [in] b rhs vector.
* \returns \c true if \pname{a} is not equal to \pname{b}.
*/
friend bool operator != (const Vector2D &a, const Vector2D &b);
/**
* Addition operator.
* \param [in] a lhs vector.
* \param [in] b rhs vector.
* \returns The vector sum of \pname{a} and \pname{b}.
*/
friend Vector2D operator + (const Vector2D &a, const Vector2D &b);
/**
* Subtraction operator.
* \param [in] a lhs vector.
* \param [in] b rhs vector.
* \returns The vector difference of \pname{a} and \pname{b}.
*/
friend Vector2D operator - (const Vector2D &a, const Vector2D &b);
};
double CalculateDistance (const Vector3D &a, const Vector3D &b);
double CalculateDistance (const Vector2D &a, const Vector2D &b);
std::ostream &operator << (std::ostream &os, const Vector3D &vector);
std::ostream &operator << (std::ostream &os, const Vector2D &vector);
std::istream &operator >> (std::istream &is, Vector3D &vector);
std::istream &operator >> (std::istream &is, Vector2D &vector);
bool operator < (const Vector3D &a, const Vector3D &b);
bool operator < (const Vector2D &a, const Vector2D &b);
ATTRIBUTE_HELPER_HEADER (Vector3D);
ATTRIBUTE_HELPER_HEADER (Vector2D);
/**
* \relates Vector3D
* Vector alias typedef for compatibility with mobility models
*/
typedef Vector3D Vector;
/**
* \relates Vector3D
* Vector alias typedef for compatibility with mobility models
*/
typedef Vector3DValue VectorValue;
/**
* \relates Vector3D
* Vector alias typedef for compatibility with mobility models
*/
typedef Vector3DChecker VectorChecker;
// Document these by hand so they go in group attribute_Vector3D
/**
* \relates Vector3D
* \fn ns3::Ptr<const ns3::AttributeAccessor> ns3::MakeVectorAccessor (T1 a1)
* \copydoc ns3::MakeAccessorHelper(T1)
* \see AttributeAccessor
*/
/**
* \relates Vector3D
* \fn ns3::Ptr<const ns3::AttributeAccessor> ns3::MakeVectorAccessor (T1 a1, T2 a2)
* \copydoc ns3::MakeAccessorHelper(T1,T2)
* \see AttributeAccessor
*/
ATTRIBUTE_ACCESSOR_DEFINE (Vector);
/**
* \relates Vector3D
* \returns The AttributeChecker.
* \see AttributeChecker
*/
Ptr<const AttributeChecker> MakeVectorChecker (void);
} // namespace ns3
#endif /* NS3_VECTOR_H */