void MainWindow::initComputation(void) {
deleteComputation();
thread1 = new QThread();
ct = new ComputationWorker();
// Make the computations in a seperate thread to avoid GUI blocking
ct->moveToThread(thread1);
connect(thread1, &QThread::started, ct, &ComputationWorker::doWork);
// Load satellite position and camera server url from settings
ct->camUrl = settings.value("capture/camUrl", "http://127.0.0.1:3000").value<QString>();
ct->rectX = settings.value("satellite/rect_x", 0).toInt();
ct->rectY = settings.value("satellite/rect_y", 0).toInt();
ct->rectR = settings.value("satellite/rect_r", 0).toInt();
// Connect the computationRunningStateChanged signal to inform the GUI
// about changes and errors in the computation worker
connect(ct, SIGNAL(computeRunningStateChanged(bool)), this, SLOT(computeRunningState(bool)));
// Connect the slots of various results produced in the computation worker
// with the GUI functions that display them accordingly
connect(ct, SIGNAL(dimensionsChanged(int,int)), this, SLOT(dimensionsChanged(int,int)));
connect(ct, SIGNAL(statusMessage(QString)), this, SLOT(computationStatusMessage(QString)));
connect(ct, SIGNAL(cameraImageReady(QImage)), this, SLOT(cameraImageReceived(QImage)));
connect(ct, SIGNAL(magnitudeSpectrumReady(QImage)), this, SLOT(magnitudeSpectrumReceived(QImage)));
connect(ct, SIGNAL(phaseAngleReady(QImage)), this, SLOT(phaseAngleReceived(QImage)));
thread1->start();
}
/**
* The Settings-Button was pressed. Stop the computation, display the settings
* dialog. The user might adjust the crop region that the ComputationWorker processes
* or the URL of the camera server might change, so we need to reinitiate the
* ComputationWorker afterwards, to ensure the new settings are used accordingly.
*/
void MainWindow::actionSettingsPressed(bool) {
deleteComputation();
SettingsDialog d(this);
d.exec();
initComputation();
}
void ConfigStat::compute() {
deleteComputation();
initComputation();
computeDistanceMatrix();
computeCenter();
computeCentroid();
computeBetweennessCenter();
}
void MainWindow::computeButtonPressed() {
// Toggle button state
if(!computeButtonRunning) {
// Button displays start, should start ct
qDebug() << "Requested ct start";
initComputation();
} else {
// Button displays stop, should stop ct
qDebug() << "Requested ct stop";
deleteComputation();
}
}
MainWindow::~MainWindow()
{
qDebug() << "Ending main window";
qDebug() << settings.value("satellite/rect_x", QVariant::Int);
settings.setValue("satellite/rect_x", ct->rectX);
settings.setValue("satellite/rect_y", ct->rectY);
settings.setValue("satellite/rect_r", ct->rectR);
settings.sync();
qDebug() << "Settings written";
deleteComputation();
if(threedEnabled)
delete threedViewer;
delete ui;
}
ConfigStat::~ConfigStat() {
deleteComputation();
}
