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#include "l1menu/TriggerRatePlot.h" |
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#include "l1menu/ITrigger.h" |
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#include "l1menu/ICachedTrigger.h" |
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#include "l1menu/L1TriggerDPGEvent.h" |
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#include "l1menu/IEvent.h" |
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#include "l1menu/ISample.h" |
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#include "l1menu/TriggerTable.h" |
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#include "l1menu/ReducedMenuSample.h" |
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#include "l1menu/IReducedEvent.h" |
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#include <TH1F.h> |
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#include <iostream> |
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#include <sstream> |
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#include <algorithm> |
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#include <iostream> |
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l1menu::TriggerRatePlot::TriggerRatePlot( const l1menu::ITrigger& trigger, std::unique_ptr<TH1> pHistogram, const std::string versusParameter ) |
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l1menu::TriggerRatePlot::TriggerRatePlot( const l1menu::ITrigger& trigger, std::unique_ptr<TH1> pHistogram, const std::string& versusParameter, const std::vector<std::string> scaledParameters ) |
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: pHistogram_( std::move(pHistogram) ), versusParameter_(versusParameter), histogramOwnedByMe_(true) |
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{ |
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// Take a copy of the trigger |
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pTrigger_=table.copyTrigger( trigger ); |
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// Make sure the versusParameter_ supplied is valid. If it's not then this call will |
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// throw an exception. |
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// throw an exception. Take a pointer to the parameter so I don't need to keep performing |
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// expensive string comparisons. |
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pParameter_=&pTrigger_->parameter(versusParameter_); |
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// If any parameters have been requested to be scaled along with the versusParameter, figure |
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// out what the scaling should be and take a note of pointers. |
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for( const auto& parameterToScale : scaledParameters ) |
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{ |
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if( parameterToScale!=versusParameter_ ) |
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{ |
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otherParameterScalings_.push_back( std::make_pair( &pTrigger_->parameter(parameterToScale), pTrigger_->parameter(parameterToScale)/(*pParameter_) ) ); |
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} |
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} |
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// I want to make a note of the other parameters set for the trigger. As far as I know TH1 |
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// has no way of adding annotations so I'll tag it on the end of the title. |
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std::stringstream description; |
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for( std::vector<std::string>::const_iterator iName=parameterNames.begin(); iName!=parameterNames.end(); ++iName ) |
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{ |
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if( *iName==versusParameter ) continue; // Don't bother adding the parameter I'm plotting against |
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description << *iName << "=" << pTrigger_->parameter(*iName); |
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// First check to see if this is one of the parameters that are being scaled |
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if( std::find(scaledParameters.begin(),scaledParameters.end(),*iName)==scaledParameters.end() ) |
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{ |
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// This parameter isn't being scaled, so write the absoulte value in the description |
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description << *iName << "=" << pTrigger_->parameter(*iName); |
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} |
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else |
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{ |
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// This parameter is being scaled, so write what the scaling is in the description |
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description << *iName << "=x*" << pTrigger_->parameter(*iName)/(*pParameter_); |
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} |
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if( iName+1!=parameterNames.end() ) description << ","; // Add delimeter between parameter names |
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} |
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description << "]"; |
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l1menu::TriggerRatePlot::TriggerRatePlot( l1menu::TriggerRatePlot&& otherTriggerRatePlot ) noexcept |
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: pTrigger_( std::move(otherTriggerRatePlot.pTrigger_) ), pHistogram_( std::move(otherTriggerRatePlot.pHistogram_) ), |
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versusParameter_( std::move(otherTriggerRatePlot.versusParameter_) ), pParameter_(otherTriggerRatePlot.pParameter_), |
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histogramOwnedByMe_(histogramOwnedByMe_) |
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versusParameter_( std::move(otherTriggerRatePlot.versusParameter_) ), pParameter_(&pTrigger_->parameter(versusParameter_)), |
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otherParameterScalings_( std::move(otherTriggerRatePlot.otherParameterScalings_) ), histogramOwnedByMe_(histogramOwnedByMe_) |
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{ |
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// No operation besides the initaliser list |
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} |
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pTrigger_=std::move(otherTriggerRatePlot.pTrigger_); |
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pHistogram_=std::move(otherTriggerRatePlot.pHistogram_); |
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versusParameter_=std::move(otherTriggerRatePlot.versusParameter_); |
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pParameter_=otherTriggerRatePlot.pParameter_; |
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pParameter_=&pTrigger_->parameter(versusParameter_); |
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otherParameterScalings_=std::move(otherTriggerRatePlot.otherParameterScalings_); |
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histogramOwnedByMe_=otherTriggerRatePlot.histogramOwnedByMe_; |
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return *this; |
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void l1menu::TriggerRatePlot::addEvent( const l1menu::IEvent& event ) |
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{ |
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// loop over all of the bins in the histogram, and see if the trigger passes |
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// for the value at the center of the bin. |
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for( int binNumber=1; binNumber<pHistogram_->GetNbinsX(); ++binNumber ) |
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{ |
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(*pParameter_)=pHistogram_->GetBinCenter(binNumber); |
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if( pTrigger_->apply( event ) ) |
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{ |
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pHistogram_->Fill( (*pParameter_), event.weight() ); |
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} |
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// could put an "else break" in here, but I don't know if triggers |
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// will run their thresholds the other way. E.g. a trigger could require |
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// a minimum amount of energy in the event, in which case the higher |
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// bins will pass. |
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} |
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const l1menu::ISample& sample=event.sample(); |
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float weightPerEvent=sample.eventRate()/sample.sumOfWeights(); |
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// For some implementations of ISample, it is significantly faster to |
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// create ICachedTriggers and then loop over those. The addEvent overload |
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// I'm about to delegate to loops over the histogram bins, so even for |
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// one event this trigger can be called multiple times. |
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std::unique_ptr<l1menu::ICachedTrigger> pCachedTrigger=sample.createCachedTrigger( *pTrigger_ ); |
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addEvent( event, pCachedTrigger, weightPerEvent ); |
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} |
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void l1menu::TriggerRatePlot::initiateForReducedSample( const l1menu::ReducedMenuSample& sample ) |
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void l1menu::TriggerRatePlot::addSample( const l1menu::ISample& sample ) |
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{ |
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pTrigger_->initiateForReducedSample( sample ); |
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float weightPerEvent=sample.eventRate()/sample.sumOfWeights(); |
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// Create a cached trigger, which depending on the concrete type of the ISample |
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// may or may not significantly increase the speed at which this next loop happens. |
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std::unique_ptr<l1menu::ICachedTrigger> pCachedTrigger=sample.createCachedTrigger( *pTrigger_ ); |
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for( size_t eventNumber=0; eventNumber<sample.numberOfEvents(); ++eventNumber ) |
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{ |
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addEvent( sample.getEvent(eventNumber), pCachedTrigger, weightPerEvent ); |
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} // end of loop over events |
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} |
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void l1menu::TriggerRatePlot::addEvent( const l1menu::IReducedEvent& event ) |
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void l1menu::TriggerRatePlot::addEvent( const l1menu::IEvent& event, const std::unique_ptr<l1menu::ICachedTrigger>& pCachedTrigger, float weightPerEvent ) |
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{ |
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// Basically exactly the same as for the l1menu::IEvent version. I |
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// should probably template this. |
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// |
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// Loop over all of the bins and fill it if that threshold would |
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// have passed the trigger. |
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// |
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for( int binNumber=1; binNumber<pHistogram_->GetNbinsX(); ++binNumber ) |
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{ |
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(*pParameter_)=pHistogram_->GetBinCenter(binNumber); |
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if( pTrigger_->apply( event ) ) |
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(*pParameter_)=pHistogram_->GetBinLowEdge(binNumber); |
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// Scale accordingly any other parameters that should be scaled. Remember that |
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// in parameterScalingPair, 'first' is a pointer to the threshold to be changed |
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// and 'second' is the ratio of the first threshold it should be. |
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for( const auto& parameterScalingPair : otherParameterScalings_ ) *(parameterScalingPair.first)=parameterScalingPair.second*(*pParameter_); |
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if( pCachedTrigger->apply(event) ) // If the event passes the trigger |
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{ |
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pHistogram_->Fill( (*pParameter_), event.weight() ); |
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pHistogram_->Fill( pHistogram_->GetBinCenter(binNumber), event.weight()*weightPerEvent ); |
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} |
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} |
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else break; |
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// Not sure if this "else break" is a good idea. I don't know if triggers |
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// will run their thresholds the other way. E.g. a trigger could require |
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// a minimum amount of energy in the event, in which case the higher |
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// bins will pass. |
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} // end of loop over histogram bins |
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} |
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const l1menu::ITrigger& l1menu::TriggerRatePlot::getTrigger() const |
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{ |
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return *pTrigger_; |
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} |
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TH1* l1menu::TriggerRatePlot::getPlot() |
