AMBeamlineActionItem *VESPERSBeamline::createBeamChangeAction(VESPERS::Beam beam)
{
// If we are already at the new beam position and the internal state of the beam is the same, then don't do anything.
if (beam_ == beam && beamSelectionMotor_->withinTolerance(beamPositions_.value(beam)))
return 0;
// To change beams, it is either a two or three stage process.
/*
First: Turn off the ability to scan. This ensures that the mono motor doesn't swing wildly around while switching between beams.
Second: Move to the chosen beam.
Third (if applicable): If the new beam is a monochromatic beam, turn on the ability to scan the energy.
*/
AMBeamlineParallelActionsList *changeBeamActionsList = new AMBeamlineParallelActionsList;
AMBeamlineListAction *changeBeamAction = new AMBeamlineListAction(changeBeamActionsList);
changeBeamActionsList->appendStage(new QList<AMBeamlineActionItem*>());
changeBeamActionsList->appendAction(0, mono()->createAllowScanningAction(false));
changeBeamActionsList->appendStage(new QList<AMBeamlineActionItem*>());
AMBeamlineControlMoveAction *moveBeamAction = new AMBeamlineControlMoveAction(beamSelectionMotor());
moveBeamAction->setSetpoint(beamPositions_.value(beam));
changeBeamActionsList->appendAction(1, moveBeamAction);
if (beam != VESPERS::Pink){
changeBeamActionsList->appendStage(new QList<AMBeamlineActionItem*>());
changeBeamActionsList->appendAction(2, mono()->createAllowScanningAction(true));
}
return changeBeamAction;
}
void VESPERSScanController::onCleanupActionFinished()
{
if (cleanupAction_ == 0)
return;
// Disconnect all signals and return all memory.
cleanupAction_->disconnect();
AMBeamlineParallelActionsList *actionList = cleanupAction_->list();
for (int i = 0; i < actionList->stageCount(); i++){
while (actionList->stage(i)->size())
actionList->stage(i)->takeAt(0)->deleteLater();
}
cleanupAction_->deleteLater();
cleanupAction_ = 0;
}
void VESPERSScanController::buildCleanupAction(bool usingMono)
{
// To cleanup the XAS scan, there is one stage.
/*
First: Only have the scalar running in the syncrhonized dwell time.
Second: Set the dwell time to 1 second. Disables the variable integration time. Set the relative energy PV to 0.
Third: Set the scan mode to continuous. This starts the synchronized dwell time.
*/
AMBeamlineParallelActionsList *cleanupActionsList = new AMBeamlineParallelActionsList;
if (!cleanupAction_)
onCleanupActionFinished();
cleanupAction_ = new AMBeamlineListAction(cleanupActionsList);
// First stage.
cleanupActionsList->appendStage(new QList<AMBeamlineActionItem*>());
// Scalar
cleanupActionsList->appendAction(0, VESPERSBeamline::vespers()->synchronizedDwellTime()->elementAt(0)->createEnableAction(true));
// Single element vortex
cleanupActionsList->appendAction(0, VESPERSBeamline::vespers()->synchronizedDwellTime()->elementAt(1)->createEnableAction(false));
// CCD
cleanupActionsList->appendAction(0, VESPERSBeamline::vespers()->synchronizedDwellTime()->elementAt(2)->createEnableAction(false));
// Picoammeters
cleanupActionsList->appendAction(0, VESPERSBeamline::vespers()->synchronizedDwellTime()->elementAt(3)->createEnableAction(false));
// Four element vortex
cleanupActionsList->appendAction(0, VESPERSBeamline::vespers()->synchronizedDwellTime()->elementAt(4)->createEnableAction(false));
// Mar CCD
cleanupActionsList->appendAction(0, VESPERSBeamline::vespers()->synchronizedDwellTime()->elementAt(5)->createEnableAction(false));
// Second stage.
cleanupActionsList->appendStage(new QList<AMBeamlineActionItem*>());
// Synchronized dwell time.
cleanupActionsList->appendAction(1, VESPERSBeamline::vespers()->synchronizedDwellTime()->createMasterTimeAction(1.0));
if (usingMono){
// Variable integration time.
cleanupActionsList->appendAction(1, VESPERSBeamline::vespers()->variableIntegrationTime()->createModeAction(CLSVariableIntegrationTime::Disabled));
// Energy.
cleanupActionsList->appendAction(1, VESPERSBeamline::vespers()->mono()->createDelEAction(0));
}
// Third stage.
cleanupActionsList->appendStage(new QList<AMBeamlineActionItem *>());
// Start the synchronized dwell time.
cleanupActionsList->appendAction(2, VESPERSBeamline::vespers()->synchronizedDwellTime()->createModeAction(CLSSynchronizedDwellTime::Continuous));
}
void VESPERSScanController::buildBaseInitializationAction(double timeStep)
{
// To initialize the XAS scan, there are four stages.
/*
First: Enable/Disable all the pertinent detectors. The scalar is ALWAYS enabled.
Second: Set the mode to single shot,set the time on the synchronized dwell time.
*/
AMBeamlineParallelActionsList *setupActionsList = new AMBeamlineParallelActionsList;
if (!initializationAction_)
onInitializationActionFinished();
initializationAction_ = new AMBeamlineListAction(setupActionsList);
// First stage.
setupActionsList->appendStage(new QList<AMBeamlineActionItem*>());
// Scalar
setupActionsList->appendAction(0, VESPERSBeamline::vespers()->synchronizedDwellTime()->elementByName("Scaler")->createEnableAction(true));
// Single element vortex
if ((config_->fluorescenceDetector() == VESPERS::SingleElement) || (config_->fluorescenceDetector() == (VESPERS::SingleElement | VESPERS::FourElement)))
setupActionsList->appendAction(0, VESPERSBeamline::vespers()->synchronizedDwellTime()->elementByName("1-El Vortex")->createEnableAction(true));
else
setupActionsList->appendAction(0, VESPERSBeamline::vespers()->synchronizedDwellTime()->elementByName("1-El Vortex")->createEnableAction(false));
// Roper CCD
if (config_->ccdDetector() == VESPERS::Roper)
setupActionsList->appendAction(0, VESPERSBeamline::vespers()->synchronizedDwellTime()->elementByName("Roper CCD")->createEnableAction(true));
else
setupActionsList->appendAction(0, VESPERSBeamline::vespers()->synchronizedDwellTime()->elementByName("Roper CCD")->createEnableAction(false));
// Pilatus CCD
if (config_->ccdDetector() == VESPERS::Pilatus)
setupActionsList->appendAction(0, VESPERSBeamline::vespers()->synchronizedDwellTime()->elementByName("Pilatus CCD")->createEnableAction(true));
else
setupActionsList->appendAction(0, VESPERSBeamline::vespers()->synchronizedDwellTime()->elementByName("Pilatus CCD")->createEnableAction(false));
// Four element vortex
if ((config_->fluorescenceDetector() == VESPERS::FourElement) || (config_->fluorescenceDetector() == (VESPERS::SingleElement | VESPERS::FourElement)))
setupActionsList->appendAction(0, VESPERSBeamline::vespers()->synchronizedDwellTime()->elementByName("4-El Vortex")->createEnableAction(true));
else
setupActionsList->appendAction(0, VESPERSBeamline::vespers()->synchronizedDwellTime()->elementByName("4-El Vortex")->createEnableAction(false));
// Mar CCD
if (config_->ccdDetector() == VESPERS::Mar)
setupActionsList->appendAction(0, VESPERSBeamline::vespers()->synchronizedDwellTime()->elementByName("Mar CCD")->createEnableAction(true));
else
setupActionsList->appendAction(0, VESPERSBeamline::vespers()->synchronizedDwellTime()->elementByName("Mar CCD")->createEnableAction(false));
// Second stage.
setupActionsList->appendStage(new QList<AMBeamlineActionItem*>());
setupActionsList->appendAction(1, VESPERSBeamline::vespers()->scaler()->createStartAction(false));
setupActionsList->appendAction(1, VESPERSBeamline::vespers()->scaler()->createScansPerBufferAction(1));
setupActionsList->appendAction(1, VESPERSBeamline::vespers()->scaler()->createTotalScansAction(1));
setupActionsList->appendAction(1, VESPERSBeamline::vespers()->synchronizedDwellTime()->createModeAction(CLSSynchronizedDwellTime::SingleShot));
setupActionsList->appendAction(1, VESPERSBeamline::vespers()->synchronizedDwellTime()->createMasterTimeAction(timeStep));
}
bool VESPERSEnergyDacqScanController::initializeImplementation()
{
buildBaseInitializationAction(config_->regionTime(0));
AMBeamlineParallelActionsList *setupActionsList = initializationAction_->list();
// Third stage. Changing the name and number of the CCD.
if (config_->ccdDetector() == VESPERS::Roper) {
VESPERSRoperCCDDetector *ccd = VESPERSBeamline::vespers()->roperCCD();
QString name = getUniqueCCDName(ccd->ccdFilePath(), config_->name());
if (name != config_->ccdFileName())
config_->setCCDFileName(name);
setupActionsList->appendStage(new QList<AMBeamlineActionItem *>());
setupActionsList->appendAction(setupActionsList->stageCount()-1, ccd->createFileNameAction(config_->ccdFileName()));
setupActionsList->appendAction(setupActionsList->stageCount()-1, ccd->createFileNumberAction(1));
}
else if (config_->ccdDetector() == VESPERS::Mar) {
VESPERSMarCCDDetector *ccd = VESPERSBeamline::vespers()->marCCD();
QString name = getUniqueCCDName(ccd->ccdFilePath(), config_->name());
if (name != config_->ccdFileName())
config_->setCCDFileName(name);
setupActionsList->appendStage(new QList<AMBeamlineActionItem *>());
setupActionsList->appendAction(setupActionsList->stageCount()-1, ccd->createFileNameAction(config_->ccdFileName()));
setupActionsList->appendAction(setupActionsList->stageCount()-1, ccd->createFileNumberAction(1));
}
else if (config_->ccdDetector() == VESPERS::Pilatus) {
VESPERSPilatusCCDDetector *ccd = VESPERSBeamline::vespers()->pilatusCCD();
QString name = getUniqueCCDName(ccd->ccdFilePath(), config_->name());
if (name != config_->ccdFileName())
config_->setCCDFileName(name);
setupActionsList->appendStage(new QList<AMBeamlineActionItem *>());
QString dataFolder = AMUserSettings::userDataFolder;
if (dataFolder.contains(QRegExp("\\d{2,2}-\\d{4,4}")))
setupActionsList->appendAction(setupActionsList->stageCount()-1, ccd->createFilePathAction("/ramdisk/" % dataFolder.mid(dataFolder.indexOf(QRegExp("\\d{2,2}-\\d{4,4}")), 7)));
setupActionsList->appendAction(setupActionsList->stageCount()-1, ccd->createFileNameAction(config_->ccdFileName()));
setupActionsList->appendAction(setupActionsList->stageCount()-1, ccd->createFileNumberAction(1));
}
// Fourth stage.
if (config_->goToPosition() && VESPERSBeamline::vespers()->experimentConfiguration()->sampleStageChoice()) {
setupActionsList->appendStage(new QList<AMBeamlineActionItem *>());
setupActionsList->appendAction(setupActionsList->stageCount()-1, VESPERSBeamline::vespers()->pseudoSampleStage()->createHorizontalMoveAction(config_->x()));
setupActionsList->appendStage(new QList<AMBeamlineActionItem *>());
setupActionsList->appendAction(setupActionsList->stageCount()-1, VESPERSBeamline::vespers()->pseudoSampleStage()->createVerticalMoveAction(config_->y()));
}
else if (config_->goToPosition() && !VESPERSBeamline::vespers()->experimentConfiguration()->sampleStageChoice()) {
setupActionsList->appendStage(new QList<AMBeamlineActionItem *>());
setupActionsList->appendAction(setupActionsList->stageCount()-1, VESPERSBeamline::vespers()->realSampleStage()->createHorizontalMoveAction(config_->x()));
setupActionsList->appendStage(new QList<AMBeamlineActionItem *>());
setupActionsList->appendAction(setupActionsList->stageCount()-1, VESPERSBeamline::vespers()->realSampleStage()->createVerticalMoveAction(config_->y()));
}
connect(initializationAction_, SIGNAL(succeeded()), this, SLOT(onInitializationActionsSucceeded()));
connect(initializationAction_, SIGNAL(failed(int)), this, SLOT(onInitializationActionsFailed(int)));
connect(initializationAction_, SIGNAL(progress(double,double)), this, SLOT(onInitializationActionsProgress(double,double)));
initializationAction_->start();
return true;
}
