65 lines
2.2 KiB
C++
65 lines
2.2 KiB
C++
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#include <QDateTime>
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#include "DataCollectionThread.h"
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DataCollectionThread::DataCollectionThread(QVector<QString> collectionDataNames,
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double collectionFrequency,
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double collectionTime,
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QString collectionPath) :
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m_CollectionFrequency(collectionFrequency),
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m_CollectionTime(collectionTime),
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m_CollectionPath(collectionPath) {
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for (const QString &dataName : collectionDataNames) {
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m_CollectionDataMap[dataName] = QVector<double>();
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}
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}
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void DataCollectionThread::run() {
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double collectionPeriod = 1.0 / m_CollectionFrequency;
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for (double time = m_CollectionTime; time > 0; time -= collectionPeriod) {
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for (const QString &dataName : m_CollectionDataMap.keys()) {
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m_CollectionDataMap[dataName] << generateTestCollectionData<double>();
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}
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//如果time为整数，则更新时间
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if (time - static_cast<int>(time) < collectionPeriod) {
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emit UpdateDataCollectionTime(static_cast<unsigned int>(time));
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}
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msleep(collectionPeriod * 1000);
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}
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QString timeStamp = QDateTime::currentDateTime().toString("yyyyMMddHHmmss");
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QString fileName = m_CollectionPath + "/data" + timeStamp + ".csv";
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//保存数据
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QFile file(fileName);
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file.open(QIODevice::WriteOnly | QIODevice::Text);
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QTextStream out(&file);
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out << "Time";
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for (const QString &dataName : m_CollectionDataMap.keys()) {
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out << "," << dataName;
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}
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out << "\n";
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for (int i = 0; i < m_CollectionDataMap[m_CollectionDataMap.keys().first()].size(); i++) {
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out << i * collectionPeriod;
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for (const QString &dataName : m_CollectionDataMap.keys()) {
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out << "," << m_CollectionDataMap[dataName][i];
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}
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out << "\n";
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}
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file.close();
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emit DataCollectionStatus(true, fileName);
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}
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void DataCollectionThread::onStopDataCollection() {
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quit();
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emit DataCollectionStatus(false, QString(""));
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}
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template <typename T>
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T DataCollectionThread::generateTestCollectionData() {
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std::random_device rd; // 用于获取随机数种子
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std::mt19937 gen(rd()); // Mersenne Twister随机数生成器
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std::uniform_real_distribution<> dis(-1.0, 1.0); // [-1.0, 1.0)范围内的均匀分布
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return (T)(dis(gen) + 100);
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}
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