/**
* Do something after a property was set
* @param name :: The name of the property
*/
void AlgorithmProxy::afterPropertySet(const std::string &name) {
createConcreteAlg(true);
m_alg->getPointerToProperty(name)
->setValueFromProperty(*this->getPointerToProperty(name));
m_alg->afterPropertySet(name);
copyPropertiesFrom(*m_alg);
}
/**
* Override setPropertyValue
* @param name The name of the property
* @param value The value of the property as a string
*/
void AlgorithmProxy::setPropertyValue(const std::string &name,
const std::string &value) {
createConcreteAlg(true);
m_alg->setPropertyValue(name, value);
copyPropertiesFrom(*m_alg);
m_alg.reset();
}
/// Constructor
AlgorithmProxy::AlgorithmProxy(Algorithm_sptr alg)
: PropertyManagerOwner(),
m_executeAsync(new Poco::ActiveMethod<bool, Poco::Void, AlgorithmProxy>(
this, &AlgorithmProxy::executeAsyncImpl)),
m_name(alg->name()), m_category(alg->category()),
m_categorySeparator(alg->categorySeparator()), m_alias(alg->alias()),
m_summary(alg->summary()), m_version(alg->version()), m_alg(alg),
m_isExecuted(), m_isLoggingEnabled(true), m_loggingOffset(0),
m_isAlgStartupLoggingEnabled(true), m_rethrow(false), m_isChild(false) {
if (!alg) {
throw std::logic_error("Unable to create a proxy algorithm.");
}
alg->initialize();
copyPropertiesFrom(*alg);
}
/**
* Start fitting process.
*/
void MuonSequentialFitDialog::startFit()
{
if ( m_state != Stopped )
throw std::runtime_error("Couln't start: already running");
setState(Preparing);
// Explicitly run the file search. This might be needed when Start is clicked straigh after
// editing the run box. In that case, lost focus event might not be processed yet and search
// might not have been started yet. Otherwise, search is not done as the widget sees that it
// has not been changed. Taken from LoadDialog.cpp:124.
m_ui.runs->findFiles();
// Wait for file search to finish.
while ( m_ui.runs->isSearching() )
{
QApplication::processEvents();
}
// To process events from the finished thread
QApplication::processEvents();
// Validate input fields
if ( ! isInputValid() )
{
QMessageBox::critical(this, "Input is not valid",
"One or more input fields are invalid.\n\nInvalid fields are marked with a '*'.");
setState(Stopped);
return;
}
QStringList runFilenames = m_ui.runs->getFilenames();
const std::string label = m_ui.labelInput->text().toStdString();
const std::string labelGroupName = SEQUENTIAL_PREFIX + label;
AnalysisDataServiceImpl& ads = AnalysisDataService::Instance();
if ( ads.doesExist(labelGroupName) )
{
QMessageBox::StandardButton answer = QMessageBox::question(this, "Label already exists",
"Label you specified was used for one of the previous fits. Do you want to overwrite it?",
QMessageBox::Yes | QMessageBox::Cancel);
if ( answer != QMessageBox::Yes )
{
setState(Stopped);
return;
}
ads.deepRemoveGroup(labelGroupName);
}
// Create a group for label
ads.add(labelGroupName, boost::make_shared<WorkspaceGroup>());
// Tell progress bar how many iterations we will need to make and reset it
m_ui.progress->setRange( 0, runFilenames.size() );
m_ui.progress->setFormat("%p%");
m_ui.progress->setValue(0);
// Clear diagnosis table for new fit
m_ui.diagnosisTable->setRowCount(0);
// Get fit function as specified by user in the fit browser
IFunction_sptr fitFunction = FunctionFactory::Instance().createInitialized(
m_fitPropBrowser->getFittingFunction()->asString() );
// Whether we should use initial function for every fit
bool useInitFitFunction = (m_ui.paramTypeGroup->checkedButton() == m_ui.paramTypeInitial);
setState(Running);
m_stopRequested = false;
for ( auto fileIt = runFilenames.constBegin(); fileIt != runFilenames.constEnd(); ++fileIt )
{
// Process events (so that Stop button press is processed)
QApplication::processEvents();
// Stop if requested by user
if ( m_stopRequested )
break;
MatrixWorkspace_sptr ws;
auto load = boost::dynamic_pointer_cast<AlgorithmProxy>( AlgorithmManager::Instance().create("MuonLoad") );
load->setChild(true);
load->setRethrows(true);
load->copyPropertiesFrom(*m_loadAlg);
try
{
load->initialize();
load->setPropertyValue( "Filename", fileIt->toStdString() );
load->setPropertyValue( "OutputWorkspace", "__YouDontSeeMeIAmNinja" ); // Is not used
if ( m_fitPropBrowser->rawData() ) // TODO: or vice verca?
load->setPropertyValue( "RebinParams", "" );
load->execute();
ws = load->getProperty("OutputWorkspace");
}
catch(...)
{
QMessageBox::critical(this, "Loading failed",
"Unable to load one of the files.\n\nCheck log for details");
break;
}
const std::string runTitle = getRunTitle(ws);
const std::string wsBaseName = labelGroupName + "_" + runTitle;
IFunction_sptr functionToFit;
if ( useInitFitFunction )
// Create a copy so that the original function is not changed
functionToFit = FunctionFactory::Instance().createInitialized( fitFunction->asString() );
else
// Use the same function over and over, so that previous fitted params are used for the next fit
functionToFit = fitFunction;
IAlgorithm_sptr fit = AlgorithmManager::Instance().create("Fit");
fit->setRethrows(true);
try
{
// Set function. Gets updated when fit is done.
fit->setProperty("Function", functionToFit);
fit->setProperty("InputWorkspace", ws);
fit->setProperty("Output", wsBaseName);
// We should have one spectra only in the workspace, so use the first one.
fit->setProperty("WorkspaceIndex", 0);
// Various properties from the fit prop. browser
fit->setProperty("StartX", m_fitPropBrowser->startX());
fit->setProperty("EndX", m_fitPropBrowser->endX());
fit->setProperty("Minimizer", m_fitPropBrowser->minimizer());
fit->setProperty("CostFunction", m_fitPropBrowser->costFunction());
fit->execute();
}
catch(...)
{
QMessageBox::critical(this, "Fitting failed",
"Unable to fit one of the files.\n\nCheck log for details");
break;
}
// Make sure created fit workspaces end-up in the group
// TODO: this really should use loop
ads.addToGroup(labelGroupName, wsBaseName + "_NormalisedCovarianceMatrix");
ads.addToGroup(labelGroupName, wsBaseName + "_Parameters");
ads.addToGroup(labelGroupName, wsBaseName + "_Workspace");
// Copy log values
auto fitWs = ads.retrieveWS<MatrixWorkspace>(wsBaseName + "_Workspace");
fitWs->copyExperimentInfoFrom(ws.get());
// Add information about the fit to the diagnosis table
addDiagnosisEntry(runTitle, fit->getProperty("OutputChi2OverDof"), functionToFit);
// Update progress
m_ui.progress->setFormat("%p% - " + QString::fromStdString(runTitle) );
m_ui.progress->setValue( m_ui.progress->value() + 1 );
}
setState(Stopped);
}
