91 lines
2.4 KiB
C++
91 lines
2.4 KiB
C++
/*
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* Copyright (c) 2017
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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: Sébastien Deronne <sebastien.deronne@gmail.com>
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*/
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#include "simple-frame-capture-model.h"
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#include "interference-helper.h"
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#include "wifi-utils.h"
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#include "ns3/double.h"
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#include "ns3/log.h"
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#include "ns3/simulator.h"
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namespace ns3
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{
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NS_LOG_COMPONENT_DEFINE("SimpleFrameCaptureModel");
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NS_OBJECT_ENSURE_REGISTERED(SimpleFrameCaptureModel);
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TypeId
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SimpleFrameCaptureModel::GetTypeId()
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{
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static TypeId tid =
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TypeId("ns3::SimpleFrameCaptureModel")
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.SetParent<FrameCaptureModel>()
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.SetGroupName("Wifi")
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.AddConstructor<SimpleFrameCaptureModel>()
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.AddAttribute(
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"Margin",
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"Reception is switched if the newly arrived frame has a power higher than "
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"this value above the frame currently being received (expressed in dB).",
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DoubleValue(5),
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MakeDoubleAccessor(&SimpleFrameCaptureModel::GetMargin,
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&SimpleFrameCaptureModel::SetMargin),
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MakeDoubleChecker<double>());
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return tid;
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}
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SimpleFrameCaptureModel::SimpleFrameCaptureModel()
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{
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NS_LOG_FUNCTION(this);
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}
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SimpleFrameCaptureModel::~SimpleFrameCaptureModel()
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{
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NS_LOG_FUNCTION(this);
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}
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void
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SimpleFrameCaptureModel::SetMargin(double margin)
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{
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NS_LOG_FUNCTION(this << margin);
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m_margin = margin;
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}
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double
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SimpleFrameCaptureModel::GetMargin() const
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{
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return m_margin;
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}
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bool
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SimpleFrameCaptureModel::CaptureNewFrame(Ptr<Event> currentEvent, Ptr<Event> newEvent) const
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{
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NS_LOG_FUNCTION(this);
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if ((WToDbm(currentEvent->GetRxPowerW()) + GetMargin()) < WToDbm(newEvent->GetRxPowerW()) &&
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(IsInCaptureWindow(currentEvent->GetStartTime())))
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{
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return true;
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}
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return false;
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}
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} // namespace ns3
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