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Distance.cpp

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 * This file is part of openWNS (open Wireless Network Simulator)
 * _____________________________________________________________________________
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 * Copyright (C) 2004-2007
 * Chair of Communication Networks (ComNets)
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 * _____________________________________________________________________________
 *
 * openWNS is free software; you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License version 2 as published by the
 * Free Software Foundation;
 *
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 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
 * A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
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#include <LTE/helper/idprovider/Distance.hpp>

#include <DLL/StationManager.hpp>

#include <WNS/service/Service.hpp>
#include <WNS/ldk/CommandReaderInterface.hpp>
#include <WNS/ldk/Compound.hpp>
#include <LTE/macr/PhyCommand.hpp>


using namespace lte::helper::idprovider;

Distance::Distance(wns::ldk::fun::FUN* fun, wns::ldk::CommandReaderInterface* _cmdReader) :
    cmdReader(_cmdReader),
    key("MAC.Distance")
{}


Distance::~Distance()
{
    cmdReader = NULL;
}

void
Distance::doVisit(wns::probe::bus::IContext& c, const wns::ldk::CompoundPtr& compound) const
{
    assure(compound, "Received NULL CompoundPtr");

    if (cmdReader->commandIsActivated(compound->getCommandPool())) 
    {

        macr::PhyCommand* phyCommand = cmdReader->readCommand<macr::PhyCommand>(compound->getCommandPool());
        double distance = phyCommand->local.rxPowerMeasurementPtr->getDistance();

        assure(distance > 0, "PANIC: negative distance (" << distance << ") in lte::helper::idprovider::Distance");

        c.insertInt( this->key, int(distance) );
    }
}

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