167 lines
3.5 KiB
C++
167 lines
3.5 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2007 INRIA
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation;
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
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*/
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#include "vector.h"
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#include "fatal-error.h"
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#include "log.h"
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#include <cmath>
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#include <sstream>
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#include <tuple>
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/**
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* \file
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* \ingroup attribute_Vector
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* ns3::Vector, ns3::Vector2D and ns3::Vector3D attribute value implementations.
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*/
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namespace ns3 {
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NS_LOG_COMPONENT_DEFINE ("Vector");
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ATTRIBUTE_HELPER_CPP (Vector3D);
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ATTRIBUTE_HELPER_CPP (Vector2D);
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// compatibility for mobility code
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Ptr<const AttributeChecker> MakeVectorChecker (void)
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{
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NS_LOG_FUNCTION_NOARGS ();
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return MakeVector3DChecker ();
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}
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Vector3D::Vector3D (double _x, double _y, double _z)
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: x (_x),
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y (_y),
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z (_z)
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{
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NS_LOG_FUNCTION (this << _x << _y << _z);
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}
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Vector3D::Vector3D ()
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: x (0.0),
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y (0.0),
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z (0.0)
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{
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NS_LOG_FUNCTION (this);
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}
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Vector2D::Vector2D (double _x, double _y)
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: x (_x),
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y (_y)
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{
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NS_LOG_FUNCTION (this << _x << _y);
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}
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Vector2D::Vector2D ()
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: x (0.0),
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y (0.0)
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{
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NS_LOG_FUNCTION (this);
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}
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double
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Vector3D::GetLength () const
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{
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NS_LOG_FUNCTION (this);
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return std::sqrt (x * x + y * y + z * z);
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}
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double
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Vector2D::GetLength () const
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{
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NS_LOG_FUNCTION (this);
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return std::sqrt (x * x + y * y);
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}
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double
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CalculateDistance (const Vector3D &a, const Vector3D &b)
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{
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NS_LOG_FUNCTION (a << b);
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return (b - a).GetLength ();
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}
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double
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CalculateDistance (const Vector2D &a, const Vector2D &b)
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{
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NS_LOG_FUNCTION (a << b);
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return (b - a).GetLength ();
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}
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std::ostream &operator << (std::ostream &os, const Vector3D &vector)
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{
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os << vector.x << ":" << vector.y << ":" << vector.z;
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return os;
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}
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std::istream &operator >> (std::istream &is, Vector3D &vector)
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{
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char c1, c2;
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is >> vector.x >> c1 >> vector.y >> c2 >> vector.z;
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if (c1 != ':' ||
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c2 != ':')
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{
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is.setstate (std::ios_base::failbit);
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}
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return is;
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}
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bool operator < (const Vector3D &a, const Vector3D &b)
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{
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return std::tie (a.x, a.y, a.z) <
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std::tie (b.x, b.y, b.z);
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}
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Vector3D
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operator + (const Vector3D &a, const Vector3D &b)
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{
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return Vector3D (a.x + b.x, a.y + b.y, a.z + b.z);
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}
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Vector3D
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operator - (const Vector3D &a, const Vector3D &b)
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{
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return Vector3D (a.x - b.x, a.y - b.y, a.z - b.z);
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}
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std::ostream &operator << (std::ostream &os, const Vector2D &vector)
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{
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os << vector.x << ":" << vector.y;
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return os;
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}
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std::istream &operator >> (std::istream &is, Vector2D &vector)
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{
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char c1;
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is >> vector.x >> c1 >> vector.y;
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if (c1 != ':')
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{
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is.setstate (std::ios_base::failbit);
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}
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return is;
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}
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bool operator < (const Vector2D &a, const Vector2D &b)
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{
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return std::tie (a.x, a.y) <
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std::tie (b.x, b.y);
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}
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Vector2D
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operator + (const Vector2D &a, const Vector2D &b)
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{
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return Vector2D (a.x + b.x, a.y + b.y);
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}
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Vector2D
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operator - (const Vector2D &a, const Vector2D &b)
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{
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return Vector2D (a.x - b.x, a.y - b.y);
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}
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} // namespace ns3
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