/usr/include/ns3.26/ns3/random-waypoint-mobility-model.h is in libns3-dev 3.26+dfsg-1.
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/*
* 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 RANDOM_WAYPOINT_MOBILITY_MODEL_H
#define RANDOM_WAYPOINT_MOBILITY_MODEL_H
#include "constant-velocity-helper.h"
#include "mobility-model.h"
#include "position-allocator.h"
#include "ns3/ptr.h"
#include "ns3/random-variable-stream.h"
namespace ns3 {
/**
* \ingroup mobility
* \brief Random waypoint mobility model.
*
* Each object starts by pausing at time zero for the duration governed
* by the random variable "Pause". After pausing, the object will pick
* a new waypoint (via the PositionAllocator) and a new random speed
* via the random variable "Speed", and will begin moving towards the
* waypoint at a constant speed. When it reaches the destination,
* the process starts over (by pausing).
*
* This mobility model enforces no bounding box by itself; the
* PositionAllocator assigned to this object will bound the movement.
* If the user fails to provide a pointer to a PositionAllocator to
* be used to pick waypoints, the simulation program will assert.
*
* The implementation of this model is not 2d-specific. i.e. if you provide
* a 3d random waypoint position model to this mobility model, the model
* will still work. There is no 3d position allocator for now but it should
* be trivial to add one.
*/
class RandomWaypointMobilityModel : public MobilityModel
{
public:
/**
* Register this type with the TypeId system.
* \return the object TypeId
*/
static TypeId GetTypeId (void);
protected:
virtual void DoInitialize (void);
private:
/**
* Get next position, begin moving towards it, schedule future pause event
*/
void BeginWalk (void);
/**
* Begin current pause event, schedule future walk event
*/
void DoInitializePrivate (void);
virtual Vector DoGetPosition (void) const;
virtual void DoSetPosition (const Vector &position);
virtual Vector DoGetVelocity (void) const;
virtual int64_t DoAssignStreams (int64_t);
ConstantVelocityHelper m_helper; //!< helper for velocity computations
Ptr<PositionAllocator> m_position; //!< pointer to position allocator
Ptr<RandomVariableStream> m_speed; //!< random variable to generate speeds
Ptr<RandomVariableStream> m_pause; //!< random variable to generate pauses
EventId m_event; //!< event ID of next scheduled event
};
} // namespace ns3
#endif /* RANDOM_WAYPOINT_MOBILITY_MODEL_H */
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