A Discrete-Event Network Simulator
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constant-acceleration-mobility-model.cc
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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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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: Gustavo Carneiro <gjc@inescporto.pt>
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*/
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#include "constant-acceleration-mobility-model.h"
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#include "ns3/simulator.h"
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namespace
ns3 {
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NS_OBJECT_ENSURE_REGISTERED (ConstantAccelerationMobilityModel);
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TypeId ConstantAccelerationMobilityModel::GetTypeId (
void
)
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{
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static
TypeId tid = TypeId (
"ns3::ConstantAccelerationMobilityModel"
)
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.SetParent<MobilityModel> ()
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.AddConstructor<ConstantAccelerationMobilityModel> ();
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return
tid;
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}
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ConstantAccelerationMobilityModel::ConstantAccelerationMobilityModel
()
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{
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}
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ConstantAccelerationMobilityModel::~ConstantAccelerationMobilityModel ()
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{
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}
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inline
Vector
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ConstantAccelerationMobilityModel::DoGetVelocity
(
void
)
const
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{
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double
t = (
Simulator::Now
() - m_baseTime).GetSeconds ();
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return
Vector
(m_baseVelocity.
x
+ m_acceleration.
x
*t,
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m_baseVelocity.
y
+ m_acceleration.
y
*t,
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m_baseVelocity.
z
+ m_acceleration.
z
*t);
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}
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inline
Vector
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ConstantAccelerationMobilityModel::DoGetPosition
(
void
)
const
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{
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double
t = (
Simulator::Now
() - m_baseTime).GetSeconds ();
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double
half_t_square = t*t*0.5;
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return
Vector
(m_basePosition.
x
+ m_baseVelocity.
x
*t + m_acceleration.
x
*half_t_square,
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m_basePosition.
y
+ m_baseVelocity.
y
*t + m_acceleration.
y
*half_t_square,
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m_basePosition.
z
+ m_baseVelocity.
z
*t + m_acceleration.
z
*half_t_square);
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}
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void
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ConstantAccelerationMobilityModel::DoSetPosition
(
const
Vector
&position)
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{
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m_baseVelocity =
DoGetVelocity
();
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m_baseTime =
Simulator::Now
();
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m_basePosition = position;
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NotifyCourseChange
();
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}
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void
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ConstantAccelerationMobilityModel::SetVelocityAndAcceleration (
const
Vector
&velocity,
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const
Vector
&acceleration)
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{
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m_basePosition =
DoGetPosition
();
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m_baseTime =
Simulator::Now
();
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m_baseVelocity = velocity;
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m_acceleration = acceleration;
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NotifyCourseChange
();
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}
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}
// namespace ns3
ns3::Vector3D::x
double x
Definition:
vector.h:49
ns3::ConstantAccelerationMobilityModel::DoGetVelocity
virtual Vector DoGetVelocity(void) const
Definition:
constant-acceleration-mobility-model.cc:42
ns3::Vector3D
a 3d vector
Definition:
vector.h:31
ns3::ConstantAccelerationMobilityModel::DoGetPosition
virtual Vector DoGetPosition(void) const
Definition:
constant-acceleration-mobility-model.cc:51
ns3::MobilityModel::NotifyCourseChange
void NotifyCourseChange(void) const
Definition:
mobility-model.cc:96
ns3::ConstantAccelerationMobilityModel::ConstantAccelerationMobilityModel
ConstantAccelerationMobilityModel()
Definition:
constant-acceleration-mobility-model.cc:33
ns3::Vector3D::y
double y
Definition:
vector.h:53
ns3::Simulator::Now
static Time Now(void)
Definition:
simulator.cc:179
ns3::ConstantAccelerationMobilityModel::DoSetPosition
virtual void DoSetPosition(const Vector &position)
Definition:
constant-acceleration-mobility-model.cc:61
ns3::Vector3D::z
double z
Definition:
vector.h:57
src
mobility
model
constant-acceleration-mobility-model.cc
Generated on Sun Mar 16 2014 11:25:08 for ns-3 by
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