CosinusProvider.cpp
291 lines
| 10.7 KiB
| text/x-c
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CppLexer
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r128 | #include "CosinusProvider.h" | ||
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r780 | #include "MockDefs.h" | ||
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r128 | |||
| #include <Data/DataProviderParameters.h> | ||||
| #include <Data/ScalarSeries.h> | ||||
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r899 | #include <Data/SpectrogramSeries.h> | ||
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r783 | #include <Data/VectorSeries.h> | ||
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r128 | |||
| r135 | #include <cmath> | |||
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r923 | #include <set> | ||
| r135 | ||||
| r428 | #include <QFuture> | |||
| r364 | #include <QThread> | |||
| r428 | #include <QtConcurrent/QtConcurrent> | |||
| r298 | ||||
| r231 | Q_LOGGING_CATEGORY(LOG_CosinusProvider, "CosinusProvider") | |||
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r782 | namespace { | ||
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r899 | /// Number of bands generated for a spectrogram | ||
| const auto SPECTROGRAM_NUMBER_BANDS = 30; | ||||
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r923 | /// Bands for which to generate NaN values for a spectrogram | ||
| const auto SPECTROGRAM_NAN_BANDS = std::set<int>{1, 3, 10, 20}; | ||||
| /// Bands for which to generate zeros for a spectrogram | ||||
| const auto SPECTROGRAM_ZERO_BANDS = std::set<int>{2, 15, 19, 29}; | ||||
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r782 | /// Abstract cosinus type | ||
| struct ICosinusType { | ||||
| virtual ~ICosinusType() = default; | ||||
| /// @return the number of components generated for the type | ||||
| virtual int componentCount() const = 0; | ||||
| /// @return the data series created for the type | ||||
| virtual std::shared_ptr<IDataSeries> createDataSeries(std::vector<double> xAxisData, | ||||
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r915 | std::vector<double> valuesData) const = 0; | ||
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r898 | /// Generates values (one value per component) | ||
| /// @param x the x-axis data used to generate values | ||||
| /// @param values the vector in which to insert the generated values | ||||
| /// @param dataIndex the index of insertion of the generated values | ||||
| /// | ||||
| virtual void generateValues(double x, std::vector<double> &values, int dataIndex) const = 0; | ||||
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r782 | }; | ||
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r783 | struct ScalarCosinus : public ICosinusType { | ||
| int componentCount() const override { return 1; } | ||||
| std::shared_ptr<IDataSeries> createDataSeries(std::vector<double> xAxisData, | ||||
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r915 | std::vector<double> valuesData) const override | ||
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r783 | { | ||
| return std::make_shared<ScalarSeries>(std::move(xAxisData), std::move(valuesData), | ||||
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r915 | Unit{QStringLiteral("t"), true}, Unit{}); | ||
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r783 | } | ||
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r898 | |||
| void generateValues(double x, std::vector<double> &values, int dataIndex) const override | ||||
| { | ||||
| values[dataIndex] = std::cos(x); | ||||
| } | ||||
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r783 | }; | ||
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r899 | |||
| struct SpectrogramCosinus : public ICosinusType { | ||||
| /// Ctor with y-axis | ||||
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r915 | explicit SpectrogramCosinus(std::vector<double> yAxisData, Unit yAxisUnit, Unit valuesUnit) | ||
| : m_YAxisData{std::move(yAxisData)}, | ||||
| m_YAxisUnit{std::move(yAxisUnit)}, | ||||
| m_ValuesUnit{std::move(valuesUnit)} | ||||
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r899 | { | ||
| } | ||||
| int componentCount() const override { return m_YAxisData.size(); } | ||||
| std::shared_ptr<IDataSeries> createDataSeries(std::vector<double> xAxisData, | ||||
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r915 | std::vector<double> valuesData) const override | ||
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r899 | { | ||
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r915 | return std::make_shared<SpectrogramSeries>( | ||
| std::move(xAxisData), m_YAxisData, std::move(valuesData), | ||||
| Unit{QStringLiteral("t"), true}, m_YAxisUnit, m_ValuesUnit); | ||||
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r899 | } | ||
| void generateValues(double x, std::vector<double> &values, int dataIndex) const override | ||||
| { | ||||
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r900 | auto componentCount = this->componentCount(); | ||
| for (int i = 0; i < componentCount; ++i) { | ||||
| auto y = m_YAxisData[i]; | ||||
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r923 | |||
| double value; | ||||
| if (SPECTROGRAM_ZERO_BANDS.find(y) != SPECTROGRAM_ZERO_BANDS.end()) { | ||||
| value = 0.; | ||||
| } | ||||
| else if (SPECTROGRAM_NAN_BANDS.find(y) != SPECTROGRAM_NAN_BANDS.end()) { | ||||
| value = std::numeric_limits<double>::quiet_NaN(); | ||||
| } | ||||
| else { | ||||
| // Generates value for non NaN/zero bands | ||||
| auto r = 3 * std::sqrt(x * x + y * y) + 1e-2; | ||||
| value = 2 * x * (std::cos(r + 2) / r - std::sin(r + 2) / r); | ||||
| } | ||||
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r900 | |||
| values[componentCount * dataIndex + i] = value; | ||||
| } | ||||
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r899 | } | ||
| std::vector<double> m_YAxisData; | ||||
| Unit m_YAxisUnit; | ||||
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r915 | Unit m_ValuesUnit; | ||
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r899 | }; | ||
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r783 | struct VectorCosinus : public ICosinusType { | ||
| int componentCount() const override { return 3; } | ||||
| std::shared_ptr<IDataSeries> createDataSeries(std::vector<double> xAxisData, | ||||
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r915 | std::vector<double> valuesData) const override | ||
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r783 | { | ||
| return std::make_shared<VectorSeries>(std::move(xAxisData), std::move(valuesData), | ||||
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r915 | Unit{QStringLiteral("t"), true}, Unit{}); | ||
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r783 | } | ||
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r898 | |||
| void generateValues(double x, std::vector<double> &values, int dataIndex) const override | ||||
| { | ||||
| // Generates value for each component: cos(x), cos(x)/2, cos(x)/3 | ||||
| auto xValue = std::cos(x); | ||||
| auto componentCount = this->componentCount(); | ||||
| for (auto i = 0; i < componentCount; ++i) { | ||||
| values[componentCount * dataIndex + i] = xValue / (i + 1); | ||||
| } | ||||
| } | ||||
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r783 | }; | ||
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r784 | /// Converts string to cosinus type | ||
| /// @return the cosinus type if the string could be converted, nullptr otherwise | ||||
| std::unique_ptr<ICosinusType> cosinusType(const QString &type) noexcept | ||||
| { | ||||
| if (type.compare(QStringLiteral("scalar"), Qt::CaseInsensitive) == 0) { | ||||
| return std::make_unique<ScalarCosinus>(); | ||||
| } | ||||
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r899 | else if (type.compare(QStringLiteral("spectrogram"), Qt::CaseInsensitive) == 0) { | ||
| // Generates default y-axis data for spectrogram [0., 1., 2., ...] | ||||
| std::vector<double> yAxisData(SPECTROGRAM_NUMBER_BANDS); | ||||
| std::iota(yAxisData.begin(), yAxisData.end(), 0.); | ||||
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r915 | return std::make_unique<SpectrogramCosinus>(std::move(yAxisData), Unit{"eV"}, | ||
| Unit{"eV/(cm^2-s-sr-eV)"}); | ||||
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r899 | } | ||
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r784 | else if (type.compare(QStringLiteral("vector"), Qt::CaseInsensitive) == 0) { | ||
| return std::make_unique<VectorCosinus>(); | ||||
| } | ||||
| else { | ||||
| return nullptr; | ||||
| } | ||||
| } | ||||
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r782 | } // namespace | ||
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r712 | std::shared_ptr<IDataProvider> CosinusProvider::clone() const | ||
| { | ||||
| // No copy is made in clone | ||||
| return std::make_shared<CosinusProvider>(); | ||||
| } | ||||
| r539 | std::shared_ptr<IDataSeries> CosinusProvider::retrieveData(QUuid acqIdentifier, | |||
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r779 | const SqpRange &dataRangeRequested, | ||
| const QVariantHash &data) | ||||
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r128 | { | ||
| r428 | // TODO: Add Mutex | |||
| r298 | auto dataIndex = 0; | |||
| r231 | ||||
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r784 | // Retrieves cosinus type | ||
| auto typeVariant = data.value(COSINUS_TYPE_KEY, COSINUS_TYPE_DEFAULT_VALUE); | ||||
| if (!typeVariant.canConvert<QString>()) { | ||||
| qCCritical(LOG_CosinusProvider()) << tr("Can't retrieve data: invalid type"); | ||||
| return nullptr; | ||||
| } | ||||
| auto type = cosinusType(typeVariant.toString()); | ||||
| if (!type) { | ||||
| qCCritical(LOG_CosinusProvider()) << tr("Can't retrieve data: unknown type"); | ||||
| return nullptr; | ||||
| } | ||||
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r780 | // Retrieves frequency | ||
| auto freqVariant = data.value(COSINUS_FREQUENCY_KEY, COSINUS_FREQUENCY_DEFAULT_VALUE); | ||||
| if (!freqVariant.canConvert<double>()) { | ||||
| qCCritical(LOG_CosinusProvider()) << tr("Can't retrieve data: invalid frequency"); | ||||
| return nullptr; | ||||
| } | ||||
| r231 | // Gets the timerange from the parameters | |||
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r780 | double freq = freqVariant.toDouble(); | ||
| double start = std::ceil(dataRangeRequested.m_TStart * freq); | ||||
| double end = std::floor(dataRangeRequested.m_TEnd * freq); | ||||
| r231 | ||||
| // We assure that timerange is valid | ||||
| if (end < start) { | ||||
| std::swap(start, end); | ||||
| } | ||||
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r745 | // Generates scalar series containing cosinus values (one value per second, end value is | ||
| // included) | ||||
| auto dataCount = end - start + 1; | ||||
| r231 | ||||
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r785 | // Number of components (depending on the cosinus type) | ||
| auto componentCount = type->componentCount(); | ||||
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r694 | auto xAxisData = std::vector<double>{}; | ||
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r452 | xAxisData.resize(dataCount); | ||
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r694 | auto valuesData = std::vector<double>{}; | ||
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r785 | valuesData.resize(dataCount * componentCount); | ||
| r428 | ||||
| int progress = 0; | ||||
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r452 | auto progressEnd = dataCount; | ||
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r745 | for (auto time = start; time <= end; ++time, ++dataIndex) { | ||
| r539 | auto it = m_VariableToEnableProvider.find(acqIdentifier); | |||
| r428 | if (it != m_VariableToEnableProvider.end() && it.value()) { | |||
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r898 | const auto x = time / freq; | ||
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r452 | |||
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r898 | xAxisData[dataIndex] = x; | ||
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r785 | |||
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r898 | // Generates values (depending on the type) | ||
| type->generateValues(x, valuesData, dataIndex); | ||||
| r428 | ||||
| // progression | ||||
| int currentProgress = (time - start) * 100.0 / progressEnd; | ||||
| if (currentProgress != progress) { | ||||
| progress = currentProgress; | ||||
| r539 | emit dataProvidedProgress(acqIdentifier, progress); | |||
| r811 | qCDebug(LOG_CosinusProvider()) << "TORM: CosinusProvider::retrieveData" | |||
| << QThread::currentThread()->objectName() | ||||
| << progress; | ||||
| r750 | // NOTE: Try to use multithread if possible | |||
| r428 | } | |||
| } | ||||
| else { | ||||
| if (!it.value()) { | ||||
| qCDebug(LOG_CosinusProvider()) | ||||
| << "CosinusProvider::retrieveData: ARRET De l'acquisition detecté" | ||||
| << end - time; | ||||
| } | ||||
| } | ||||
| r231 | } | |||
| r750 | if (progress != 100) { | |||
| // We can close progression beacause all data has been retrieved | ||||
| emit dataProvidedProgress(acqIdentifier, 100); | ||||
| } | ||||
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r915 | return type->createDataSeries(std::move(xAxisData), std::move(valuesData)); | ||
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r128 | } | ||
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r310 | |||
| r539 | void CosinusProvider::requestDataLoading(QUuid acqIdentifier, | |||
| const DataProviderParameters ¶meters) | ||||
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r310 | { | ||
| r428 | // TODO: Add Mutex | |||
| r539 | m_VariableToEnableProvider[acqIdentifier] = true; | |||
| r548 | qCDebug(LOG_CosinusProvider()) << "TORM: CosinusProvider::requestDataLoading" | |||
| r367 | << QThread::currentThread()->objectName(); | |||
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r310 | // NOTE: Try to use multithread if possible | ||
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r408 | const auto times = parameters.m_Times; | ||
| r428 | ||||
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r408 | for (const auto &dateTime : qAsConst(times)) { | ||
| r539 | if (m_VariableToEnableProvider[acqIdentifier]) { | |||
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r779 | auto scalarSeries = this->retrieveData(acqIdentifier, dateTime, parameters.m_Data); | ||
| r539 | emit dataProvided(acqIdentifier, scalarSeries, dateTime); | |||
| r428 | } | |||
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r310 | } | ||
| } | ||||
| r422 | ||||
| r539 | void CosinusProvider::requestDataAborting(QUuid acqIdentifier) | |||
| r422 | { | |||
| r539 | qCDebug(LOG_CosinusProvider()) << "CosinusProvider::requestDataAborting" << acqIdentifier | |||
| r432 | << QThread::currentThread()->objectName(); | |||
| r539 | auto it = m_VariableToEnableProvider.find(acqIdentifier); | |||
| r428 | if (it != m_VariableToEnableProvider.end()) { | |||
| it.value() = false; | ||||
| } | ||||
| else { | ||||
| r823 | qCDebug(LOG_CosinusProvider()) | |||
| r428 | << tr("Aborting progression of inexistant identifier detected !!!"); | |||
| } | ||||
| r422 | } | |||
| r811 | ||||
| std::shared_ptr<IDataSeries> CosinusProvider::provideDataSeries(const SqpRange &dataRangeRequested, | ||||
| const QVariantHash &data) | ||||
| { | ||||
| auto uid = QUuid::createUuid(); | ||||
| m_VariableToEnableProvider[uid] = true; | ||||
| auto dataSeries = this->retrieveData(uid, dataRangeRequested, data); | ||||
| m_VariableToEnableProvider.remove(uid); | ||||
| return dataSeries; | ||||
| } | ||||
