satellite-stats-antenna-gain-helper.cc

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2018 CNES
 *
 * 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: Mathias Ettinger <mettinger@toulouse.viveris.com>
 */
 
#include "satellite-stats-antenna-gain-helper.h"
 
#include "ns3/boolean.h"
#include "ns3/callback.h"
#include "ns3/data-collection-object.h"
#include "ns3/distribution-collector.h"
#include "ns3/enum.h"
#include "ns3/log.h"
#include "ns3/magister-gnuplot-aggregator.h"
#include "ns3/multi-file-aggregator.h"
#include "ns3/node-container.h"
#include "ns3/nstime.h"
#include "ns3/probe.h"
#include "ns3/satellite-handover-module.h"
#include "ns3/satellite-helper.h"
#include "ns3/satellite-topology.h"
#include "ns3/scalar-collector.h"
#include "ns3/singleton.h"
#include "ns3/string.h"
#include "ns3/unit-conversion-collector.h"
 
#include <sstream>
#include <string>
 
NS_LOG_COMPONENT_DEFINE("SatStatsAntennaGainHelper");
 
namespace ns3
{
 
NS_OBJECT_ENSURE_REGISTERED(SatStatsAntennaGainHelper);
 
SatStatsAntennaGainHelper::SatStatsAntennaGainHelper(Ptr<const SatHelper> satHelper)
    : SatStatsHelper(satHelper),
      m_averagingMode(false)
{
    NS_LOG_FUNCTION(this << satHelper);
}
 
SatStatsAntennaGainHelper::~SatStatsAntennaGainHelper()
{
    NS_LOG_FUNCTION(this);
}
 
TypeId
SatStatsAntennaGainHelper::GetTypeId()
{
    static TypeId tid =
        TypeId("ns3::SatStatsAntennaGainHelper")
            .SetParent<SatStatsHelper>()
            .AddAttribute("AveragingMode",
                          "If true, all samples will be averaged before passed to aggregator. "
                          "Only affects histogram, PDF, and CDF output types.",
                          BooleanValue(false),
                          MakeBooleanAccessor(&SatStatsAntennaGainHelper::SetAveragingMode,
                                              &SatStatsAntennaGainHelper::GetAveragingMode),
                          MakeBooleanChecker());
    return tid;
}
 
void
SatStatsAntennaGainHelper::SetAveragingMode(bool averagingMode)
{
    NS_LOG_FUNCTION(this << averagingMode);
    m_averagingMode = averagingMode;
}
 
bool
SatStatsAntennaGainHelper::GetAveragingMode() const
{
    NS_LOG_FUNCTION(this);
    return m_averagingMode;
}
 
void
SatStatsAntennaGainHelper::AntennaGainCallback(std::string identifier, double gain)
{
    std::stringstream ss(identifier);
    uint32_t identifierNum;
    if (!(ss >> identifierNum))
    {
        NS_FATAL_ERROR("Cannot convert '" << identifier << "' to number");
    }
    Ptr<DataCollectionObject> collector = m_terminalCollectors.Get(identifierNum);
    NS_ASSERT_MSG(collector != nullptr,
                  "Unable to find collector with identifier " << identifierNum);
 
    switch (GetOutputType())
    {
    case SatStatsHelper::OUTPUT_SCALAR_FILE:
    case SatStatsHelper::OUTPUT_SCALAR_PLOT: {
        Ptr<ScalarCollector> c = collector->GetObject<ScalarCollector>();
        NS_ASSERT(c != nullptr);
        c->TraceSinkDouble(0.0, gain);
        break;
    }
 
    case SatStatsHelper::OUTPUT_SCATTER_FILE:
    case SatStatsHelper::OUTPUT_SCATTER_PLOT: {
        Ptr<UnitConversionCollector> c = collector->GetObject<UnitConversionCollector>();
        NS_ASSERT(c != nullptr);
        c->TraceSinkDouble(0.0, gain);
        break;
    }
 
    case SatStatsHelper::OUTPUT_HISTOGRAM_FILE:
    case SatStatsHelper::OUTPUT_HISTOGRAM_PLOT:
    case SatStatsHelper::OUTPUT_PDF_FILE:
    case SatStatsHelper::OUTPUT_PDF_PLOT:
    case SatStatsHelper::OUTPUT_CDF_FILE:
    case SatStatsHelper::OUTPUT_CDF_PLOT:
        if (m_averagingMode)
        {
            Ptr<ScalarCollector> c = collector->GetObject<ScalarCollector>();
            NS_ASSERT(c != nullptr);
            c->TraceSinkDouble(0.0, gain);
        }
        else
        {
            Ptr<DistributionCollector> c = collector->GetObject<DistributionCollector>();
            NS_ASSERT(c != nullptr);
            c->TraceSinkDouble(0.0, gain);
        }
        break;
 
    default:
        NS_FATAL_ERROR(GetOutputTypeName(GetOutputType())
                       << " is not a valid output type for this statistics.");
        break;
    }
}
 
void
SatStatsAntennaGainHelper::DoInstall()
{
    NS_LOG_FUNCTION(this);
 
    switch (GetOutputType())
    {
    case SatStatsHelper::OUTPUT_NONE:
        NS_FATAL_ERROR(GetOutputTypeName(GetOutputType())
                       << " is not a valid output type for this statistics.");
        break;
 
    case SatStatsHelper::OUTPUT_SCALAR_FILE: {
        // Setup aggregator.
        m_aggregator = CreateAggregator("ns3::MultiFileAggregator",
                                        "OutputFileName",
                                        StringValue(GetOutputFileName()),
                                        "MultiFileMode",
                                        BooleanValue(false),
                                        "EnableContextPrinting",
                                        BooleanValue(true),
                                        "GeneralHeading",
                                        StringValue(GetIdentifierHeading("gain_db")));
 
        // Setup collectors.
        m_terminalCollectors.SetType("ns3::ScalarCollector");
        m_terminalCollectors.SetAttribute("InputDataType",
                                          EnumValue(ScalarCollector::INPUT_DATA_TYPE_DOUBLE));
        m_terminalCollectors.SetAttribute(
            "OutputType",
            EnumValue(ScalarCollector::OUTPUT_TYPE_AVERAGE_PER_SAMPLE));
        CreateCollectorPerIdentifier(m_terminalCollectors);
        m_terminalCollectors.ConnectToAggregator("Output",
                                                 m_aggregator,
                                                 &MultiFileAggregator::Write1d);
        break;
    }
 
    case SatStatsHelper::OUTPUT_SCATTER_FILE: {
        // Setup aggregator.
        m_aggregator = CreateAggregator("ns3::MultiFileAggregator",
                                        "OutputFileName",
                                        StringValue(GetOutputFileName()),
                                        "GeneralHeading",
                                        StringValue(GetTimeHeading("gain_db")));
 
        // Setup collectors.
        m_terminalCollectors.SetType("ns3::UnitConversionCollector");
        m_terminalCollectors.SetAttribute("ConversionType",
                                          EnumValue(UnitConversionCollector::TRANSPARENT));
        CreateCollectorPerIdentifier(m_terminalCollectors);
        m_terminalCollectors.ConnectToAggregator("OutputTimeValue",
                                                 m_aggregator,
                                                 &MultiFileAggregator::Write2d);
        break;
    }
 
    case SatStatsHelper::OUTPUT_HISTOGRAM_FILE:
    case SatStatsHelper::OUTPUT_PDF_FILE:
    case SatStatsHelper::OUTPUT_CDF_FILE: {
        if (m_averagingMode)
        {
            // Setup aggregator.
            m_aggregator = CreateAggregator("ns3::MultiFileAggregator",
                                            "OutputFileName",
                                            StringValue(GetOutputFileName()),
                                            "MultiFileMode",
                                            BooleanValue(false),
                                            "EnableContextPrinting",
                                            BooleanValue(false),
                                            "GeneralHeading",
                                            StringValue(GetDistributionHeading("gain_db")));
            Ptr<MultiFileAggregator> fileAggregator =
                m_aggregator->GetObject<MultiFileAggregator>();
            NS_ASSERT(fileAggregator != nullptr);
 
            // Setup the final-level collector.
            m_averagingCollector = CreateObject<DistributionCollector>();
            DistributionCollector::OutputType_t outputType =
                DistributionCollector::OUTPUT_TYPE_HISTOGRAM;
            if (GetOutputType() == SatStatsHelper::OUTPUT_PDF_FILE)
            {
                outputType = DistributionCollector::OUTPUT_TYPE_PROBABILITY;
            }
            else if (GetOutputType() == SatStatsHelper::OUTPUT_CDF_FILE)
            {
                outputType = DistributionCollector::OUTPUT_TYPE_CUMULATIVE;
            }
            m_averagingCollector->SetOutputType(outputType);
            m_averagingCollector->SetName("0");
            m_averagingCollector->TraceConnect(
                "Output",
                "0",
                MakeCallback(&MultiFileAggregator::Write2d, fileAggregator));
            m_averagingCollector->TraceConnect(
                "OutputString",
                "0",
                MakeCallback(&MultiFileAggregator::AddContextHeading, fileAggregator));
            m_averagingCollector->TraceConnect(
                "Warning",
                "0",
                MakeCallback(&MultiFileAggregator::EnableContextWarning, fileAggregator));
 
            // Setup collectors.
            m_terminalCollectors.SetType("ns3::ScalarCollector");
            m_terminalCollectors.SetAttribute("InputDataType",
                                              EnumValue(ScalarCollector::INPUT_DATA_TYPE_DOUBLE));
            m_terminalCollectors.SetAttribute(
                "OutputType",
                EnumValue(ScalarCollector::OUTPUT_TYPE_AVERAGE_PER_SAMPLE));
            CreateCollectorPerIdentifier(m_terminalCollectors);
            Callback<void, double> callback =
                MakeCallback(&DistributionCollector::TraceSinkDouble1, m_averagingCollector);
            for (CollectorMap::Iterator it = m_terminalCollectors.Begin();
                 it != m_terminalCollectors.End();
                 ++it)
            {
                it->second->TraceConnectWithoutContext("Output", callback);
            }
        }
        else
        {
            // Setup aggregator.
            m_aggregator = CreateAggregator("ns3::MultiFileAggregator",
                                            "OutputFileName",
                                            StringValue(GetOutputFileName()),
                                            "GeneralHeading",
                                            StringValue(GetDistributionHeading("gain_db")));
 
            // Setup collectors.
            m_terminalCollectors.SetType("ns3::DistributionCollector");
            DistributionCollector::OutputType_t outputType =
                DistributionCollector::OUTPUT_TYPE_HISTOGRAM;
            if (GetOutputType() == SatStatsHelper::OUTPUT_PDF_FILE)
            {
                outputType = DistributionCollector::OUTPUT_TYPE_PROBABILITY;
            }
            else if (GetOutputType() == SatStatsHelper::OUTPUT_CDF_FILE)
            {
                outputType = DistributionCollector::OUTPUT_TYPE_CUMULATIVE;
            }
            m_terminalCollectors.SetAttribute("OutputType", EnumValue(outputType));
            CreateCollectorPerIdentifier(m_terminalCollectors);
            m_terminalCollectors.ConnectToAggregator("Output",
                                                     m_aggregator,
                                                     &MultiFileAggregator::Write2d);
            m_terminalCollectors.ConnectToAggregator("OutputString",
                                                     m_aggregator,
                                                     &MultiFileAggregator::AddContextHeading);
            m_terminalCollectors.ConnectToAggregator("Warning",
                                                     m_aggregator,
                                                     &MultiFileAggregator::EnableContextWarning);
        }
 
        break;
    }
 
    case SatStatsHelper::OUTPUT_SCALAR_PLOT:
        NS_FATAL_ERROR(GetOutputTypeName(GetOutputType())
                       << " is not a valid output type for this statistics.");
        break;
 
    case SatStatsHelper::OUTPUT_SCATTER_PLOT: {
        // Setup aggregator.
        m_aggregator = CreateAggregator("ns3::MagisterGnuplotAggregator",
                                        "OutputPath",
                                        StringValue(GetOutputPath()),
                                        "OutputFileName",
                                        StringValue(GetName()));
        Ptr<MagisterGnuplotAggregator> plotAggregator =
            m_aggregator->GetObject<MagisterGnuplotAggregator>();
        NS_ASSERT(plotAggregator != nullptr);
        // plot->SetTitle ("");
        plotAggregator->SetLegend("Time (in seconds)", "Antenna Gain (in dB)");
        plotAggregator->Set2dDatasetDefaultStyle(Gnuplot2dDataset::LINES);
 
        // Setup collectors.
        m_terminalCollectors.SetType("ns3::UnitConversionCollector");
        m_terminalCollectors.SetAttribute("ConversionType",
                                          EnumValue(UnitConversionCollector::TRANSPARENT));
        CreateCollectorPerIdentifier(m_terminalCollectors);
        for (CollectorMap::Iterator it = m_terminalCollectors.Begin();
             it != m_terminalCollectors.End();
             ++it)
        {
            const std::string context = it->second->GetName();
            plotAggregator->Add2dDataset(context, context);
        }
        m_terminalCollectors.ConnectToAggregator("OutputTimeValue",
                                                 m_aggregator,
                                                 &MagisterGnuplotAggregator::Write2d);
        break;
    }
 
    case SatStatsHelper::OUTPUT_HISTOGRAM_PLOT:
    case SatStatsHelper::OUTPUT_PDF_PLOT:
    case SatStatsHelper::OUTPUT_CDF_PLOT: {
        if (m_averagingMode)
        {
            // Setup aggregator.
            m_aggregator = CreateAggregator("ns3::MagisterGnuplotAggregator",
                                            "OutputPath",
                                            StringValue(GetOutputPath()),
                                            "OutputFileName",
                                            StringValue(GetName()));
            Ptr<MagisterGnuplotAggregator> plotAggregator =
                m_aggregator->GetObject<MagisterGnuplotAggregator>();
            NS_ASSERT(plotAggregator != nullptr);
            // plot->SetTitle ("");
            plotAggregator->SetLegend("Antenna gain (in dB)", "Frequency");
            plotAggregator->Set2dDatasetDefaultStyle(Gnuplot2dDataset::LINES);
            plotAggregator->Add2dDataset(GetName(), GetName());
 
            // Setup the final-level collector.
            m_averagingCollector = CreateObject<DistributionCollector>();
            DistributionCollector::OutputType_t outputType =
                DistributionCollector::OUTPUT_TYPE_HISTOGRAM;
            if (GetOutputType() == SatStatsHelper::OUTPUT_PDF_PLOT)
            {
                outputType = DistributionCollector::OUTPUT_TYPE_PROBABILITY;
            }
            else if (GetOutputType() == SatStatsHelper::OUTPUT_CDF_PLOT)
            {
                outputType = DistributionCollector::OUTPUT_TYPE_CUMULATIVE;
            }
            m_averagingCollector->SetOutputType(outputType);
            m_averagingCollector->SetName("0");
            m_averagingCollector->TraceConnect(
                "Output",
                GetName(),
                MakeCallback(&MagisterGnuplotAggregator::Write2d, plotAggregator));
 
            // Setup collectors.
            m_terminalCollectors.SetType("ns3::ScalarCollector");
            m_terminalCollectors.SetAttribute("InputDataType",
                                              EnumValue(ScalarCollector::INPUT_DATA_TYPE_DOUBLE));
            m_terminalCollectors.SetAttribute(
                "OutputType",
                EnumValue(ScalarCollector::OUTPUT_TYPE_AVERAGE_PER_SAMPLE));
            CreateCollectorPerIdentifier(m_terminalCollectors);
            Callback<void, double> callback =
                MakeCallback(&DistributionCollector::TraceSinkDouble1, m_averagingCollector);
            for (CollectorMap::Iterator it = m_terminalCollectors.Begin();
                 it != m_terminalCollectors.End();
                 ++it)
            {
                it->second->TraceConnectWithoutContext("Output", callback);
            }
        }
        else
        {
            // Setup aggregator.
            m_aggregator = CreateAggregator("ns3::MagisterGnuplotAggregator",
                                            "OutputPath",
                                            StringValue(GetOutputPath()),
                                            "OutputFileName",
                                            StringValue(GetName()));
            Ptr<MagisterGnuplotAggregator> plotAggregator =
                m_aggregator->GetObject<MagisterGnuplotAggregator>();
            NS_ASSERT(plotAggregator != nullptr);
            // plot->SetTitle ("");
            plotAggregator->SetLegend("Antenna gain (in dB)", "Frequency");
            plotAggregator->Set2dDatasetDefaultStyle(Gnuplot2dDataset::LINES);
 
            // Setup collectors.
            m_terminalCollectors.SetType("ns3::DistributionCollector");
            DistributionCollector::OutputType_t outputType =
                DistributionCollector::OUTPUT_TYPE_HISTOGRAM;
            if (GetOutputType() == SatStatsHelper::OUTPUT_PDF_PLOT)
            {
                outputType = DistributionCollector::OUTPUT_TYPE_PROBABILITY;
            }
            else if (GetOutputType() == SatStatsHelper::OUTPUT_CDF_PLOT)
            {
                outputType = DistributionCollector::OUTPUT_TYPE_CUMULATIVE;
            }
            m_terminalCollectors.SetAttribute("OutputType", EnumValue(outputType));
            CreateCollectorPerIdentifier(m_terminalCollectors);
            for (CollectorMap::Iterator it = m_terminalCollectors.Begin();
                 it != m_terminalCollectors.End();
                 ++it)
            {
                const std::string context = it->second->GetName();
                plotAggregator->Add2dDataset(context, context);
            }
            m_terminalCollectors.ConnectToAggregator("Output",
                                                     m_aggregator,
                                                     &MagisterGnuplotAggregator::Write2d);
        }
 
        break;
    }
 
    default:
        NS_FATAL_ERROR("SatStatsDelayHelper - Invalid output type");
        break;
    }
 
    // Setup probes and connect them to the collectors.
    InstallProbes();
}
 
void
SatStatsAntennaGainHelper::InstallProbes()
{
    NS_LOG_FUNCTION(this);
 
    Callback<void, std::string, double> callback =
        MakeCallback(&SatStatsAntennaGainHelper::AntennaGainCallback, this);
 
    NodeContainer utUsers = Singleton<SatTopology>::Get()->GetUtNodes();
    for (NodeContainer::Iterator it = utUsers.Begin(); it != utUsers.End(); ++it)
    {
        Ptr<SatHandoverModule> hoModule = (*it)->GetObject<SatHandoverModule>();
        if (!hoModule)
        {
            NS_LOG_INFO("UT " << *it << " does not check for antenna gain, bailing out.");
        }
        else
        {
            std::ostringstream oss;
            oss << GetIdentifierForUt(*it);
 
            if (hoModule->TraceConnect("AntennaGainTrace", oss.str(), callback))
            {
                NS_LOG_INFO(this << " successfully connected with UT " << *it);
            }
            else
            {
                NS_LOG_WARN(this << " unable to connect to UT " << *it);
            }
        }
    }
}
 
} // namespace ns3