void ntuple_subset(TString inputRootFile, TString baseFilename, bool useCuts = false, int evtsPerFile = -1) {
TFile* ifile = TFile::Open(inputRootFile);
ifile->cd("PS");
//Set up date and Root Chain
TChain *t1 = (TChain*)gDirectory->Get("jets2p");
EventNtuple *ntuple = new EventNtuple();
t1->SetBranchAddress("EvtNtuple", &ntuple);
int nEventNtuple = static_cast<int>(t1->GetEntries());
int numFiles = 0;
if (evtsPerFile==-1)
numFiles = 1;
else
numFiles = std::ceil(double(nEventNtuple)/evtsPerFile);
for(int f=0; f<numFiles; f++) {
//Opens the .ROOT file and set it so that new graph will be added, but nothing will be deleted
TString index = Form("%d",f);
TFile myfile(TString(baseFilename+index+".root"), "RECREATE");
myfile.mkdir("PS");
myfile.cd("PS");
cout << "File " << f << " of " << numFiles << endl;
TChain *newntuple = (TChain*)t1->CloneTree(0);
if(numFiles == 1) evtsPerFile = nEventNtuple;
for(int i=0; i<evtsPerFile; i++)
{
t1->GetEntry((f*evtsPerFile)+i);
if(!useCuts || (useCuts && cuts(ntuple)))
newntuple->Fill();
if (i%10000==0) cout << "\tEntry " << (f*evtsPerFile)+i << " of " << nEventNtuple << endl;
}
newntuple->AutoSave();
newntuple->Write();
myfile.Close();
}
}
void splitNtupleByGenInfo(TString inputFilepath = "/eos/uscms/store/user/aperloff/MatrixElement/Summer12ME8TeV/MEInput/", TString outputDir = "./", TString hTo = "WW", bool eventNtupleOnly = true, TString postfix = "") {
TString folderName = "";
if(eventNtupleOnly)
folderName = "PS/";
TString inputTreeName = "";
if(eventNtupleOnly)
inputTreeName = "jets2p";
else
inputTreeName = "METree";
cout << "Opening input files ... ";
TFile* ifile;
TString ifilename;
if(eventNtupleOnly) {
ifilename = inputFilepath+"WH_ZH_TTH_HTo"+hTo+"_M125"+postfix+".root";
ifile = new TFile(ifilename.Data(),"READ");
}
else {
ifilename = inputFilepath+"microWH_ZH_TTH_HTo"+hTo+"_M125"+postfix+"_BaseCuts.root";
ifile = new TFile(ifilename.Data(),"READ");
}
cout << "DONE" << endl;
cout << "\t" << ifilename << endl;
cout << "Making all of the input ntuples ... ";
EventNtuple *ntuple = new EventNtuple();
METree *metree = new METree();
MicroNtuple *mnt = new MicroNtuple();
cout << "DONE" << endl;
cout << "Setting up EventNtuple ... " << flush;
TTree *t1 = (TTree*)gDirectory->Get(folderName+inputTreeName);
if(eventNtupleOnly)
t1->SetBranchAddress("EvtNtuple", &ntuple);
else
t1->SetBranchAddress("EvtTree", &ntuple);
int nEventNtuple = static_cast<int>(t1->GetEntries());
cout << "DONE" << endl;
cout << endl << "Setting up the output file and chain ... " << flush;
TString prefix = "";
if(!eventNtupleOnly) {
prefix = "micro";
postfix += "_BaseCuts";
}
TFile WHFile(outputDir+prefix+"WH_HTo"+hTo+"_M125"+postfix+".root", "RECREATE");
if(eventNtupleOnly) {
WHFile.mkdir("PS");
WHFile.cd("PS");
}
TChain *WHEventNtuple = (TChain*)t1->CloneTree(0);
TFile ZHFile(outputDir+prefix+"ZH_HTo"+hTo+"_M125"+postfix+".root", "RECREATE");
if(eventNtupleOnly) {
ZHFile.mkdir("PS");
ZHFile.cd("PS");
}
TChain *ZHEventNtuple = (TChain*)t1->CloneTree(0);
TFile TTHFile(outputDir+prefix+"TTH_HTo"+hTo+"_M125"+postfix+".root", "RECREATE");
if(eventNtupleOnly) {
TTHFile.mkdir("PS");
TTHFile.cd("PS");
}
TChain *TTHEventNtuple = (TChain*)t1->CloneTree(0);
cout << "DONE" << endl;
cout << endl << "Looping through the input EventNtuple/MicroNtuple ... " << endl;
int nMatchedToWH = 0, nMatchedToZH = 0, nMatchedToTTH = 0, nUnmatched = 0, nMultiMatch = 0;
vector<pair<int,int> > MultiMatchSampleEvents, UnmatchedSampleEvents;
for(int ientry=0; ientry<nEventNtuple; ientry++) {
t1->GetEntry(ientry);
loadbar(ientry+1,nEventNtuple);
int nW = 0, nZ = 0, nT = 0, nH = 0;
for (unsigned int i=0; i<ntuple->genParticleCollection.size() && i< 30; i++) {
if(abs(ntuple->genParticleCollection[i].pdgId)==24) {
nW++;
for (int j=0; j<ntuple->genParticleCollection[i].numberOfMothers; j++) {
if (abs(ntuple->genParticleCollection[ntuple->genParticleCollection[i].motherPositions[j]].pdgId)==6)
nW--;
}
}
if(abs(ntuple->genParticleCollection[i].pdgId)==23)
nZ++;
if(abs(ntuple->genParticleCollection[i].pdgId)==6)
nT++;
if(abs(ntuple->genParticleCollection[i].pdgId)==25)
nH++;
}
if(hTo.CompareTo("WW")==0) {
if(nW >= 3 && nZ == 0 && nT < 2 && nH == 1) {
WHEventNtuple->Fill();
nMatchedToWH++;
}
else if(nW == 2 && nZ == 1 && nT == 0 && nH == 1) {
ZHEventNtuple->Fill();
nMatchedToZH++;
}
else if(nW == 2 && nZ == 0 && nT == 2 && nH == 1) {
TTHEventNtuple->Fill();
nMatchedToTTH++;
}
else if((nW > 2 && nZ > 0 && nT == 0 && nH > 0) ||
(nW > 2 && nZ == 0 && nT > 0 && nH > 0) ||
(nW == 2 && nZ > 0 && nT > 0 && nH > 0)){
nMultiMatch++;
MultiMatchSampleEvents.push_back(make_pair(ientry,ntuple->event));
}
else {
nUnmatched++;
UnmatchedSampleEvents.push_back(make_pair(ientry,ntuple->event));
}
}
else if(hTo.CompareTo("ZZ")==0) {
if(ntuple->event == 201693) {
ZHEventNtuple->Fill();
nMatchedToZH++;
}
else if(nW == 1 && nZ == 2 && nT < 2 && nH == 1) {
WHEventNtuple->Fill();
nMatchedToWH++;
}
else if(nW == 0 && nZ >= 3 && nT == 0 && nH == 1) {
ZHEventNtuple->Fill();
nMatchedToZH++;
}
else if(nW == 0 && nZ == 2 && nT == 2 && nH == 1) {
TTHEventNtuple->Fill();
nMatchedToTTH++;
}
else if((nW > 0 && nZ > 2 && nT == 0 && nH > 0) ||
(nW > 0 && nZ == 2 && nT > 0 && nH > 0) ||
(nW == 0 && nZ > 2 && nT > 0 && nH > 0)){
nMultiMatch++;
MultiMatchSampleEvents.push_back(make_pair(ientry,ntuple->event));
}
else {
nUnmatched++;
UnmatchedSampleEvents.push_back(make_pair(ientry,ntuple->event));
}
}
}
cout << endl << "Printing the matching information ... " << endl;
cout << "\t" << setw(12) << "Sample" << setw(12) << "nMatched" << endl
<< "\t" << setw(12) << "------" << setw(12) << "--------" << endl
<< "\t" << setw(12) << "Original" << setw(12) << nEventNtuple << endl
<< "\t" << setw(12) << "------" << setw(12) << "--------" << endl
<< "\t" << setw(12) << "WH" << setw(12) << nMatchedToWH << endl
<< "\t" << setw(12) << "ZH" << setw(12) << nMatchedToZH << endl
<< "\t" << setw(12) << "TTH" << setw(12) << nMatchedToTTH << endl
<< "\t" << setw(12) << "MultiMatch" << setw(12) << nMultiMatch << endl
<< "\t" << setw(12) << "Unmatched" << setw(12) << nUnmatched << endl
<< "\t" << setw(12) << "------" << setw(12) << "--------" << endl
<< "\t" << setw(12) << "Total" << setw(12) << nMatchedToWH+nMatchedToZH+nMatchedToTTH+nMultiMatch+nUnmatched << endl;
cout << endl << "If MultiMatch or Unmatched events, print the first 10 sample (entry,event) for each ... " << endl;
cout << "\tMultiMatch: ";
for(unsigned int i=0; i<MultiMatchSampleEvents.size() && i<10; i++) {
cout << "(" << MultiMatchSampleEvents[i].first << "," << MultiMatchSampleEvents[i].second << ")";
if(i==9 || i==MultiMatchSampleEvents.size()-1)
cout << endl;
else
cout << ", ";
}
if(MultiMatchSampleEvents.size()==0)
cout << endl;
cout << "\tUnmatched: ";
for(unsigned int i=0; i<UnmatchedSampleEvents.size() && i<10; i++) {
cout << "(" << UnmatchedSampleEvents[i].first << "," << UnmatchedSampleEvents[i].second << ")";
if(i==9 || i==UnmatchedSampleEvents.size()-1)
cout << endl;
else
cout << ", ";
}
if(UnmatchedSampleEvents.size()==0)
cout << endl;
cout << "Write the output TTrees in the appropriate files ... " << flush;
if(eventNtupleOnly)
WHFile.cd("PS");
WHEventNtuple->AutoSave();
WHEventNtuple->Write();
if(eventNtupleOnly)
ZHFile.cd("PS");
ZHEventNtuple->AutoSave();
ZHEventNtuple->Write();
if(eventNtupleOnly)
TTHFile.cd("PS");
TTHEventNtuple->AutoSave();
TTHEventNtuple->Write();
cout << "DONE" << endl;
cout << "Close all the files ... " << flush;
ifile->Close();
WHFile.Close();
ZHFile.Close();
TTHFile.Close();
cout << "DONE" << endl;
}
void microNtuple_subtraction(TString inputRootFile, TString compareTo, TString baseFilename) {
cout << "Opening files ... ";
TFile* ifile = TFile::Open(inputRootFile);
TFile* compareToFile = TFile::Open(compareTo);
cout << "DONE" << endl;
//Set up the EventNtuple
cout << "Setting up EventNtuple ... " << flush;
compareToFile->cd("PS");
TChain *t1 = (TChain*)gDirectory->Get("jets2p");
EventNtuple *ntuple = new EventNtuple();
t1->SetBranchAddress("EvtNtuple", &ntuple);
t1->SetBranchStatus("*",0);
t1->SetBranchStatus("event",1);
int nEventNtuple = static_cast<int>(t1->GetEntries());
cout << "DONE" << endl;
//Set up the MicroNtuple
cout << "Setting up original MicroNtuple ... " << flush;
ifile->cd();
TChain *t2 = (TChain*)gDirectory->Get("METree");
MicroNtuple *mnt = new MicroNtuple();
t2->SetBranchAddress("mnt", &mnt);
t2->GetTree()->BuildIndex("m_event");
TTreeIndex* microNtupleIndex = new TTreeIndex();
microNtupleIndex->Append((TTreeIndex*)t2->GetTree()->GetTreeIndex());
//int nMicroNtuple = static_cast<int>(t2->GetEntries());
cout << "DONE" << endl;
cout << "Building the eventIndex ... " << endl;
Long64_t local = -1;
t2->SetBranchStatus("*",0);
t2->SetBranchStatus("event*",1);
map<int,int> eventIndex;
map<int,int> duplicateIndex;
int nIndex = microNtupleIndex->GetN();
for( int i = 0; i < nIndex ; ++i ) {
loadbar(i+1,nIndex);
local = microNtupleIndex->GetIndex()[i];
if(eventIndex.find(microNtupleIndex->GetIndexValues()[i]>>31)!=eventIndex.end()) {
duplicateIndex[local] = microNtupleIndex->GetIndexValues()[i]>>31;
cout << "WARNING::makeMicroNtuple::There could be duplicate events in the chain" << endl;
}
if(local>t2->GetEntries()) {
cout << "WARNING::makeMicroNtuple::The local index is greater than the number of entries in the chain" << endl;
}
eventIndex[microNtupleIndex->GetIndexValues()[i]>>31] = local;
}
t2->SetBranchStatus("*",1);
//Opens the .ROOT file and set it so that new graph will be added, but nothing will be deleted
cout << endl << "Setting up the output file and chain ... ";
TFile myfile(TString(baseFilename+".root"), "RECREATE");
TChain *newntuple = (TChain*)t2->CloneTree(0);
cout << "DONE" << endl;
//counters
int eventsRemoved = 0;
int duplicates = 0;
// Holds the list of events to avoid duplication
RunEventSet runEventSet;
cout << "Looping through the EventNtuple and filling subtracted MicroNtuple ... " << endl;
for(int ientry=0; ientry<nEventNtuple; ientry++)
{
t1->GetEntry(ientry);
loadbar(ientry+1,nEventNtuple);
if (runEventSet.alreadySeen(ntuple->run, ntuple->event)) {
cout << "WARNING, event Run = " << ntuple->run << ", Event = " << ntuple->event
<<" is duplicated" << endl << "We will skip this event." << endl;
duplicates++;
eventsRemoved++;
}
else if(eventIndex.find(ntuple->event)!=eventIndex.end()) {
t2->GetEntry(eventIndex[ntuple->event]);
newntuple->Fill();
}
else
eventsRemoved++;
}
cout << endl << "Events Removed: " << eventsRemoved << endl;
cout << "Events Remaining: " << newntuple->GetEntries() << endl;
cout << "Duplicate Events: " << duplicateIndex.size() << " (" << duplicates << ")" << endl;
newntuple->AutoSave();
newntuple->Write();
myfile.Close();
}
