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Comparing UserCode/tschum/FWlite_Analysis/PlotTool.cc (file contents):
Revision 1.13 by tschum, Wed Dec 9 13:02:16 2009 UTC vs.
Revision 1.18 by tschum, Wed Feb 10 11:41:57 2010 UTC

#	Line 14 | Line 14 | PlotTool::PlotTool() {
14
15		showLegend = false;
16		logY = true;
17	–	addTrackJets = false;
18	–	addEventInfo = false;
17		verbose = true;
18
19		globalCuts="";
20
21	+	varBlockNames = "";   //Set to "ALL" or add Names, i.e. varBlockNames += "CaloTower"
22	+	recreateTree = false; //force recreation of friend tree
23	+
24		}
25
26		//------------------------------------------------------------------
#	Line 88 | Line 89 | int PlotTool::init(string fileName, stri
89		fileNames.push_back(filePath.c_str());
90
91		if (((TChain*) this->At(currChain))->AddFile(filePath.c_str(), -1,
92	<	treeName.c_str()) )
92	>	treeName.c_str()) ) {
93		if(verbose)     cout<<"Chained "<<((TChain*) this->At(currChain))->GetNtrees()<<" file(s) with "<<((TChain*) this->At(currChain))->GetEntries()<<" events."<<endl;
94	<	else
95	<	return -1;
94	>	} else {
95	>	return -1;
96	>	}
97
98		}
99		} else
#	Line 134 | Line 136 | int PlotTool::init(string fileName, stri
136
137		}
138
137	–	if( addEventInfo || addTrackJets) {
139
139	–	if(verbose)   cout<<"calculating additional variables..."<<endl;
140
141	–	//make file for tree friends (adding additional, computed branches)
142	–	string friendFileName("/scratch/hh/current/cms/user/");
143	–	friendFileName += gSystem->GetUserInfo()->fUser;
144	–	friendFileName += "/temp/",
145	–	friendFileName += fileName;
146	–	friendFileName += ".root";
147	–	TFile *f = new TFile(friendFileName.c_str(),"recreate");
148	–
149	–	if( f->IsZombie() ) return -1;
150	–
151	–	string friendTreeName("friendTree");
152	–	//char number = currChain;
153	–	//friendTreeName += number;
154	–	//TTree *friendTree = new TTree("friendTree","friendTree");
155	–	TTree *friendTree = new TTree(friendTreeName.c_str(),friendTreeName.c_str());
156	–	fwlite::ChainEvent ev(fileNames);
157	–	int _event, _run, _lumi;
158	–	int nJetsKT;
159	–	TrackJetKT = new float [100];
160	–
161	–	if( addEventInfo ) {
141
142	+
143	+	string friendTreeName("friendTree");
144
145	<	friendTree->Branch("event", &_event, "event/I");
146	<	friendTree->Branch("run", &_run, "run/I");
147	<	friendTree->Branch("lumi", &_lumi, "lumi/I");
148	<
149	<	}
150	<
151	<	if( addTrackJets ) {
152	<
153	<
154	<	friendTree->Branch("nJetsKT", &nJetsKT, "nJetsKT/I");
155	<	friendTree->Branch("TrackJetKT", TrackJetKT, "TrackJetKT[nJetsKT]/F");
156	<	}
157	<
177	<
178	<	int tenth = ev.size() / 10;
179	<	int eventNum =0;
180	<	for (ev.toBegin(); !ev.atEnd(); ++ev, ++eventNum) {
181	<
182	<
183	<	if( addEventInfo ) {
184	<
185	<	_event = ev.id().event();
186	<	_run   = ev.id().run();
187	<	_lumi = ev.luminosityBlock();
188	<
189	<	}
190	<
191	<	if( addTrackJets ) {
192	<
193	<	fwlite::Handle<reco::CaloJetCollection> jets;
194	<	jets.getByLabel(ev, "antikt5CaloJets");
195	<
196	<	fwlite::Handle<reco::TrackCollection> tracks;
197	<	tracks.getByLabel(ev, "generalTracks");
198	<
199	<	if (!jets.isValid())
200	<	continue;
201	<	if (!tracks.isValid())
202	<	continue;
203	<	double trackSum;
204	<	nJetsKT = 0;
205	<	for (reco::CaloJetCollection::const_iterator jet = jets->begin(); jet
206	<	!=jets->end(); jet++) {
207	<	trackSum = 0;
208	<	for (reco::TrackCollection::const_iterator track = tracks->begin(); track
209	<	!=tracks->end(); track++) {
210	<	if (deltaR(jet->eta(), jet->phi(), track->eta(), track->phi())
211	<	< 0.5)
212	<	trackSum += track->pt();
213	<	}
214	<	TrackJetKT[nJetsKT] = trackSum;
215	<	nJetsKT++;
216	<	}
217	<	}
218	<	friendTree->Fill();
219	<
220	<	if( eventNum != 0 && eventNum%tenth == 0) cout<<"Processed "<<eventNum <<" of "<<ev.size()<<" events. "<<endl;
221	<
222	<	}
223	<	f->cd();
224	<	friendTree->Write();
225	<	f->Close();
145	>	string friendFileName("/scratch/hh/current/cms/user/");
146	>	friendFileName += gSystem->GetUserInfo()->fUser;
147	>	friendFileName += "/temp/";
148	>	friendFileName += fileLabel;
149	>	friendFileName += ".root";
150	>	string fileOpt = "update";
151	>	if( recreateTree )    fileOpt = "recreate";
152	>
153	>	FWliteVariables fwVars(friendTreeName, friendFileName, fileOpt);
154	>
155	>	if(varBlockNames.length() > 1 ) {
156	>	fwVars.loop(fileNames, varBlockNames);
157	>	if(verbose)   cout<<"add friend tree with additional variables: "<<varBlockNames<<endl;
158		((TChain*) this->At(currChain))->AddFriend(friendTreeName.c_str(),
159		friendFileName.c_str());
160	<
161	<
230	<
160	>	} else {
161	>	if(verbose)   cout<<"No additional variables added."<<endl;
162		}
163
164	+
165	+
166	+
167
168		timer.Stop();
169		if(verbose) timer.Print();
#	Line 428 | Line 362 | int PlotTool::loop(string histName, vect
362		int PlotTool::updatePads() {
363
364		for (map< string, TCanvas* >::iterator it=pads_.begin() ; it != pads_.end(); ++it) {
365	<	if (gROOT->GetListOfCanvases()->FindObject((*it).first.c_str() ) ) {
366	<	(*it).second->Draw();
367	<	setCanvas((*it).second);
368	<	} else
369	<	pads_.erase(it);
365	>	if ( ! gROOT->GetListOfCanvases()->FindObject((*it).first.c_str() ) ) {
366	>	pads_.erase(it);
367	>	continue;
368	>	}
369	>	if( (*it).second->GetListOfPrimitives()->GetEntries() == 0 ) {
370	>	(*it).second->Close();
371	>	pads_.erase(it);
372	>	continue;
373	>	}
374	>	(*it).second->Draw();
375	>	setCanvas((*it).second);
376	>
377		}
378
379		return pads_.size();
#	Line 871 | Line 812 | int PlotTool::setVariables(string label)
812		return autoVars.size();
813
814		}
874	–	//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
875	–	//Draw efficiencies
876	–	int  PlotTool::plotEff(int chainIndex, string histName, string cutName, int nEntries, double fitXmin, double fitXmax, string fitFormula)
877	–	{
878	–
879	–	if( chainIndex >= this->GetEntries() ) return -1;
880	–
881	–	int currN = nEntries;
882	–	if(nEntries < 0) currN = ((TChain*) this->At(chainIndex))->GetEntries(); //nEntries<0 : all entries are plotted!
815
884	–	//++++ Create and name Canvases according to global variables +++++++++++++
885	–	ostringstream currHistName;
886	–	if( samePad_trees) currHistName<<((TChain*) this->At(chainIndex))->GetName()<<":";
887	–	if( samePad_vars)  currHistName<<histName;
888	–	if( samePad_cuts)  currHistName<<"{"<<cutName<<"}";
889	–
890	–	ostringstream currPadName;
891	–	if(! samePad_trees) currPadName<<((TChain*) this->At(chainIndex))->GetName()<<":";
892	–	if(! samePad_vars)  currPadName<<histName;
893	–	if(! samePad_cuts)  currPadName<<"{"<<cutName<<"}";
894	–
895	–
896	–	//Draw total histogram:
897	–	if( ! pads_["total"] || ! gROOT->FindObject("total") ) {
898	–	pads_["total"] = new TCanvas("total", "total");
899	–	} else {
900	–	pads_["total"]->cd();
901	–	}
902	–	ostringstream bins_total;
903	–	bins_total<<histName;
904	–	bins_total<<">>total(100,0,1000)";
905	–
906	–
907	–	int draw_err = ((TChain*) this->At(chainIndex))->Draw(bins_total.str().c_str(), "", "", currN);
908	–	if( draw_err <= 0 ) return draw_err;
909	–
910	–
911	–	TH1* total = ((TH1*) pads_["total"]->GetPrimitive("total"));
912	–
913	–	ostringstream bins_bkg;
914	–	bins_bkg<<histName;
915	–	bins_bkg<<">>bkg(";
916	–	bins_bkg<<total->GetNbinsX();
917	–	bins_bkg<<",";
918	–	bins_bkg<<total->GetXaxis()->GetXmin();
919	–	bins_bkg<<",";
920	–	bins_bkg<<total->GetXaxis()->GetXmax();
921	–	bins_bkg<<")";
922	–
923	–	//Draw bkg histogram:
924	–	if( ! pads_["bkg"] || ! gROOT->FindObject("bkg") ) {
925	–	pads_["bkg"] = new TCanvas("bkg", currPadName.str().c_str());
926	–	} else {
927	–	pads_["bkg"]->cd();
928	–	}
929	–
930	–	draw_err = ((TChain*) this->At(chainIndex))->Draw(bins_bkg.str().c_str(), cutName.c_str(),"" , currN);
931	–	if( draw_err <= 0 ) return draw_err;
932	–
933	–
934	–	TH1* bkg = ((TH1*) pads_["bkg"]->GetPrimitive("bkg"));
935	–
936	–	//Draw pass histogram:
937	–	ostringstream bins_pass;
938	–	bins_pass<<histName;
939	–	bins_pass<<">>pass(";
940	–	bins_pass<<total->GetNbinsX();
941	–	bins_pass<<",";
942	–	bins_pass<<total->GetXaxis()->GetXmin();
943	–	bins_pass<<",";
944	–	bins_pass<<total->GetXaxis()->GetXmax();
945	–	bins_pass<<")";
946	–
947	–	ostringstream cut_pass;
948	–	cut_pass<<"!(";
949	–	cut_pass<<cutName;
950	–	cut_pass<<")";
951	–
952	–
953	–	if( ! pads_["pass"] || ! gROOT->FindObject("pass") ) {
954	–	pads_["pass"] = new TCanvas("pass", currPadName.str().c_str());
955	–	} else {
956	–	pads_["pass"]->cd();
957	–	}
958	–
959	–	draw_err = ((TChain*) this->At(chainIndex))->Draw(bins_pass.str().c_str(),cut_pass.str().c_str() ,"" , currN);
960	–	if( draw_err <= 0 ) return draw_err;
961	–
962	–
963	–	TH1* pass = ((TH1*) pads_["pass"]->GetPrimitive("pass"));
964	–
965	–
966	–	currPadName<<"Eff";
967	–	//Draw Efficiency Graph:
968	–	if( ! pads_["EffGraph"] || ! gROOT->FindObject("EffGraph") ) {
969	–	pads_["EffGraph"] = new TCanvas("EffGraph", currPadName.str().c_str());
970	–	} else {
971	–	pads_["EffGraph"]->cd();
972	–	}
973	–
974	–	TGraphAsymmErrors* EffGraph = new TGraphAsymmErrors(bkg, total);
975	–	EffGraph->SetName(currHistName.str().c_str());
976	–
977	–	TF1* reverse = new TF2("reverse","1/y-1",total->GetXaxis()->GetXmin(),total->GetXaxis()->GetXmax());
978	–	EffGraph->Apply(reverse);
979	–	EffGraph->Draw("A*");
980	–
981	–	TF1* fitfunc = new TF1("fitfunc",fitFormula.c_str(),fitXmin,fitXmax);
982	–	EffGraph->Fit("fitfunc","R+");
983	–
984	–
985	–	//Save fit function
986	–
987	–	ostringstream savefuncName;
988	–	savefuncName<<histName;
989	–	savefuncName<<"_";
990	–
991	–	if(cutName.find("<") != std::string::npos ) cutName.replace(cutName.find("<"),1,"_");
992	–	if(cutName.find(">") != std::string::npos ) cutName.replace(cutName.find(">"),1,"_");
993	–	savefuncName<<cutName;
994	–
995	–
996	–	TFile file("ABCDFunctions.root","UPDATE");
997	–	TF1* savefunc = new TF1(savefuncName.str().c_str(), fitfunc->GetExpFormula().Data(),0,10000);
998	–	savefunc->SetParameters( fitfunc->GetParameters() );
999	–	savefunc->SetParErrors ( fitfunc->GetParErrors() );
1000	–
1001	–	//Show results
1002	–	if( ! pads_["abcd"] || ! gROOT->FindObject("abcd") ) {
1003	–	pads_["abcd"] = new TCanvas("abcd", "abcd");
1004	–	} else {
1005	–	pads_["abcd"]->cd();
1006	–	}
1007	–
1008	–	bkg->Multiply(savefunc);
1009	–	bkg->Draw();
1010	–
1011	–	//  total->Add(bkg,-1);
1012	–	pass->SetLineColor(kRed);
1013	–	pass->Draw("sames,e");
1014	–	pads_["abcd"]->SetLogy();
1015	–
1016	–
1017	–	savefunc->Write();
1018	–	//  file.Close();
1019	–
1020	–
1021	–	return draw_err;
1022	–
1023	–	}
816		//------------------------------------------------------------------

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