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/*
* \file PixelVTXMonitor.cc
* \author S. Dutta
* Last Update:
*
* Description: Pixel Vertex Monitoring for different HLT paths
*
*/
// system includes
#include <string>
#include <vector>
#include <map>
// user includes
#include "DQMServices/Core/interface/DQMEDAnalyzer.h"
#include "DQMServices/Core/interface/DQMStore.h"
#include "DataFormats/Common/interface/Handle.h"
#include "DataFormats/Common/interface/TriggerResults.h"
#include "DataFormats/SiPixelCluster/interface/SiPixelCluster.h"
#include "DataFormats/SiPixelCluster/interface/SiPixelCluster.h"
#include "DataFormats/VertexReco/interface/Vertex.h"
#include "DataFormats/VertexReco/interface/VertexFwd.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/LuminosityBlock.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/ServiceRegistry/interface/Service.h"
#include "HLTrigger/HLTcore/interface/HLTConfigProvider.h"
// ROOT includes
#include "TPRegexp.h"
//
// class declaration
//
class PixelVTXMonitor : public DQMEDAnalyzer {
public:
typedef dqm::legacy::MonitorElement MonitorElement;
typedef dqm::legacy::DQMStore DQMStore;
PixelVTXMonitor(const edm::ParameterSet&);
~PixelVTXMonitor() override = default;
protected:
void bookHistograms(DQMStore::IBooker& iBooker, const edm::Run& iRun, const edm::EventSetup& iSetup) override;
private:
void dqmBeginRun(const edm::Run& iRun, const edm::EventSetup& iSetup) override;
void analyze(const edm::Event& iEvent, const edm::EventSetup& iSetup) override;
edm::ParameterSet parameters_;
const std::string moduleName_;
const std::string folderName_;
const edm::InputTag pixelClusterInputTag_;
const edm::InputTag pixelVertexInputTag_;
const edm::InputTag hltInputTag_;
const edm::EDGetTokenT<SiPixelClusterCollectionNew> pixelClusterInputTagToken_;
const edm::EDGetTokenT<reco::VertexCollection> pixelVertexInputTagToken_;
const edm::EDGetTokenT<edm::TriggerResults> hltInputTagToken_;
const float minVtxDoF_;
HLTConfigProvider hltConfig_;
struct PixelMEs {
MonitorElement* clusME;
MonitorElement* vtxME;
};
std::map<std::string, PixelMEs> histoMap_;
};
// -----------------------------
// constructors and destructor
// -----------------------------
PixelVTXMonitor::PixelVTXMonitor(const edm::ParameterSet& ps)
: parameters_(ps),
moduleName_(parameters_.getParameter<std::string>("ModuleName")),
folderName_(parameters_.getParameter<std::string>("FolderName")),
pixelClusterInputTag_(parameters_.getUntrackedParameter<edm::InputTag>("PixelClusterInputTag")),
pixelVertexInputTag_(parameters_.getUntrackedParameter<edm::InputTag>("PixelVertexInputTag")),
hltInputTag_(parameters_.getUntrackedParameter<edm::InputTag>("HLTInputTag")),
pixelClusterInputTagToken_(consumes<SiPixelClusterCollectionNew>(pixelClusterInputTag_)),
pixelVertexInputTagToken_(consumes<reco::VertexCollection>(pixelVertexInputTag_)),
hltInputTagToken_(consumes<edm::TriggerResults>(hltInputTag_)),
minVtxDoF_(parameters_.getParameter<double>("MinVtxDoF")) {}
void PixelVTXMonitor::bookHistograms(DQMStore::IBooker& iBooker, const edm::Run&, const edm::EventSetup&) {
std::vector<std::string> hltPathsOfInterest =
parameters_.getParameter<std::vector<std::string> >("HLTPathsOfInterest");
if (hltPathsOfInterest.empty())
return;
const std::vector<std::string>& pathList = hltConfig_.triggerNames();
std::vector<std::string> selectedPaths;
for (const auto& it : pathList) {
int nmatch = 0;
for (const auto& kt : hltPathsOfInterest) {
nmatch += TPRegexp(kt).Match(it);
}
if (!nmatch)
continue;
else
selectedPaths.push_back(it);
}
edm::ParameterSet ClusHistoPar = parameters_.getParameter<edm::ParameterSet>("TH1ClusPar");
edm::ParameterSet VtxHistoPar = parameters_.getParameter<edm::ParameterSet>("TH1VtxPar");
std::string currentFolder = moduleName_ + "/" + folderName_;
iBooker.setCurrentFolder(currentFolder);
PixelMEs local_MEs;
for (const auto& tag : selectedPaths) {
std::map<std::string, PixelMEs>::iterator iPos = histoMap_.find(tag);
if (iPos == histoMap_.end()) {
std::string hname, htitle;
hname = "nPxlClus_";
hname += tag;
htitle = "# of Pixel Clusters (";
htitle += tag + ")";
local_MEs.clusME = iBooker.book1D(hname,
htitle,
ClusHistoPar.getParameter<int32_t>("Xbins"),
ClusHistoPar.getParameter<double>("Xmin"),
ClusHistoPar.getParameter<double>("Xmax"));
hname = "nPxlVtx_";
hname += tag;
htitle = "# of Pixel Vertices (";
htitle += tag + ")";
local_MEs.vtxME = iBooker.book1D(hname,
htitle,
VtxHistoPar.getParameter<int32_t>("Xbins"),
VtxHistoPar.getParameter<double>("Xmin"),
VtxHistoPar.getParameter<double>("Xmax"));
histoMap_.insert(std::make_pair(tag, local_MEs));
}
}
}
void PixelVTXMonitor::dqmBeginRun(edm::Run const& iRun, edm::EventSetup const& iSetup) {
bool changed = true;
if (hltConfig_.init(iRun, iSetup, hltInputTag_.process(), changed)) {
// if init returns TRUE, initialisation has succeeded!
edm::LogInfo("PixelVTXMonitor") << "HLT config with process name " << hltInputTag_.process()
<< " successfully extracted";
} else {
// if init returns FALSE, initialisation has NOT succeeded, which indicates a problem
// with the file and/or code and needs to be investigated!
edm::LogError("PixelVTXMonotor") << "Error! HLT config extraction with process name " << hltInputTag_.process()
<< " failed";
// In this case, all access methods will return empty values!
}
}
void PixelVTXMonitor::analyze(edm::Event const& iEvent, edm::EventSetup const& iSetup) {
if (histoMap_.empty())
return;
//Access Pixel Clusters
edm::Handle<SiPixelClusterCollectionNew> siPixelClusters = iEvent.getHandle(pixelClusterInputTagToken_);
if (!siPixelClusters.isValid()) {
edm::LogError("PixelVTXMonotor") << "Could not find Cluster Collection " << pixelClusterInputTag_;
return;
}
unsigned nClusters = siPixelClusters->size();
//Access Pixel Verteces
edm::Handle<reco::VertexCollection> pixelVertices = iEvent.getHandle(pixelVertexInputTagToken_);
if (!pixelVertices.isValid()) {
edm::LogError("PixelVTXMonotor") << "Could not find Vertex Collection " << pixelVertexInputTag_;
return;
}
int nVtx = 0;
for (const auto& ivtx : *pixelVertices) {
if (minVtxDoF_ == -1)
nVtx++;
else {
if ((ivtx.isValid() == true) && (ivtx.isFake() == false) && (ivtx.ndof() >= minVtxDoF_) &&
(ivtx.tracksSize() != 0))
nVtx++;
}
}
// Access Trigger Results
edm::Handle<edm::TriggerResults> triggerResults = iEvent.getHandle(hltInputTagToken_);
if (!triggerResults.isValid())
return;
for (const auto& it : histoMap_) {
std::string path = it.first;
MonitorElement* me_clus = it.second.clusME;
MonitorElement* me_vtx = it.second.vtxME;
unsigned int index = hltConfig_.triggerIndex(path);
if (index < triggerResults->size() && triggerResults->accept(index)) {
if (me_vtx)
me_vtx->Fill(nVtx);
if (me_clus)
me_clus->Fill(nClusters);
}
}
}
// Define this as a plug-in
#include "FWCore/Framework/interface/MakerMacros.h"
DEFINE_FWK_MODULE(PixelVTXMonitor);
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