author | Mathieu Lacage <mathieu.lacage@sophia.inria.fr> |
Sat, 04 Jul 2009 08:15:48 +0200 | |
changeset 4654 | 2eaebe77d66b |
parent 4259 | e57ced8f6660 |
permissions | -rw-r--r-- |
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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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|
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namespace ns3 { |
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|
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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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ConstantAccelerationMobilityModel::~ConstantAccelerationMobilityModel () |
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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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|
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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 |