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root/cvsroot/UserCode/tschum/FWlite_Analysis/PlotTool.cc

Comparing UserCode/tschum/FWlite_Analysis/PlotTool.cc (file contents):
Revision 1.6 by gebbert, Wed Nov 25 15:34:38 2009 UTC vs.
Revision 1.8 by tschum, Wed Dec 2 15:57:44 2009 UTC

#	Line 14 | Line 14 | PlotTool::PlotTool() {
14
15		showLegend = false;
16		logY = true;
17	+	addTrackJets = true;
18	+	verbose = true;
19
20		}
21
22		//------------------------------------------------------------------
23		//Fill object PlotTool with Chains constructed from files from given source
24	+
25		int PlotTool::init(string fileName, string dirPath, string treeName,
26		string fileLabel) {
27		this->New(this->GetEntries() );
#	Line 26 | Line 29 | int PlotTool::init(string fileName, stri
29
30		if (currChain < 0)
31		return currChain;
32	<	//make file for tree friends (adding additional, computed branches)
33	<	string friendFileName("/scratch/hh/lustre/cms/user/thomsen/temp/");
34	<	friendFileName += fileName;
35	<	friendFileName += ".root";
33	<	TFile *f = new TFile(friendFileName.c_str(),"recreate");
34	<	string friendTreeName("friendTree");
35	<	//char number = currChain;
36	<	//friendTreeName += number;
37	<	//TTree *friendTree = new TTree("friendTree","friendTree");
38	<	TTree *friendTree = new TTree(friendTreeName.c_str(),friendTreeName.c_str());
32	>
33	>	TStopwatch timer;
34	>	timer.Start();
35	>
36
37		fileNames.clear();
38
#	Line 52 | Line 49 | int PlotTool::init(string fileName, stri
49		TString fname;
50		string filePath;
51
52	<	cout<<"Open"<<dirPath.c_str()<<" Search for .root files that contain: "
52	>	if(verbose)     cout<<"Open"<<dirPath.c_str()<<" Search for .root files that contain: "
53		<<fileName.c_str()<<endl;
54
55		while ((file=(TSystemFile*)next())) {
#	Line 69 | Line 66 | int PlotTool::init(string fileName, stri
66
67		if (((TChain*) this->At(currChain))->AddFile(filePath.c_str(), -1,
68		treeName.c_str()) )
69	<	cout<<"Chained "<<((TChain*) this->At(currChain))->GetNtrees()<<" file(s) with "<<((TChain*) this->At(currChain))->GetEntries()<<" events."<<endl;
69	>	if(verbose)     cout<<"Chained "<<((TChain*) this->At(currChain))->GetNtrees()<<" file(s) with "<<((TChain*) this->At(currChain))->GetEntries()<<" events."<<endl;
70		else
71		return -1;
72
#	Line 80 | Line 77 | int PlotTool::init(string fileName, stri
77		for (int i=0; i<((TChain*) this->At(currChain))->GetListOfBranches()->GetEntries(); ++i) {
78
79		string s(((TChain*) this->At(currChain))->GetListOfBranches()->At(i)->GetName());
80	<	size_t a = s.find("_");
81	<	if (a == string::npos)
85	<	a = 0;
86	<	size_t b = s.find("_", a+1);
87	<	if (b == string::npos)
88	<	b = 50;
89	<	string branch_alias = s.substr(a+1, b-a-1);
80	>
81	>	string branch_alias = s;
82		string branch_name = s;
83		if (s.find(".", s.size()-1) != string::npos)
84		branch_name += "obj";
85	+
86	+	size_t a = s.find("_");
87	+	if (a != string::npos) {
88	+	size_t b = s.find("_", a+1);
89	+	if (b != string::npos) {
90	+	size_t c = s.find("_", b+1);
91	+	if (c != string::npos) {
92	+	string _label    =s.substr(a+1, b-a-1);
93	+	string _instance =s.substr(b+1, c-b-1);
94	+	branch_alias = _label;
95	+	if(_instance.length() > 0 )  {
96	+	branch_alias += "_";
97	+	branch_alias += _instance;
98	+	}
99	+	}
100	+	}
101	+	}
102	+
103		((TChain*) this->At(currChain))->SetAlias(branch_alias.c_str(),
104		branch_name.c_str());
105
#	Line 97 | Line 107 | int PlotTool::init(string fileName, stri
107
108		// add branch with track  Jets
109
110	<	int nJetsKT;
101	<	TrackJetKT = new float [100];
102	<	fwlite::ChainEvent ev(fileNames);
103	<
104	<	friendTree->Branch("nJetsKT", &nJetsKT, "nJetsKT/I");
105	<	friendTree->Branch("TrackJetKT", TrackJetKT, "TrackJetKT[nJetsKT]/F");
106	<
107	<	cout<<"calculating additional variables..."<<endl;
108	<	for (ev.toBegin(); !ev.atEnd(); ++ev) {
109	<
110	<	fwlite::Handle<reco::CaloJetCollection> jets;
111	<	jets.getByLabel(ev, "antikt5CaloJets");
112	<
113	<	fwlite::Handle<reco::TrackCollection> tracks;
114	<	tracks.getByLabel(ev, "generalTracks");
115	<
116	<	if (!jets.isValid())
117	<	continue;
118	<	if (!tracks.isValid())
119	<	continue;
120	<	double trackSum;
121	<	nJetsKT = 0;
122	<	for (reco::CaloJetCollection::const_iterator jet = jets->begin(); jet
123	<	!=jets->end(); jet++) {
124	<	trackSum = 0;
125	<	for (reco::TrackCollection::const_iterator track = tracks->begin(); track
126	<	!=tracks->end(); track++) {
127	<	if (deltaR(jet->eta(), jet->phi(), track->eta(), track->phi())
128	<	< 0.5)
129	<	trackSum += track->pt();
130	<	}
131	<	TrackJetKT[nJetsKT] = trackSum;
132	<	nJetsKT++;
133	<	}
134	<	friendTree->Fill();
135	<	}
136	<	f->cd();
137	<	friendTree->Write();
138	<	f->Close();
139	<	((TChain*) this->At(currChain))->AddFriend(friendTreeName.c_str(),
140	<	friendFileName.c_str());
110	>	if( addTrackJets ) {
111
112	+	//make file for tree friends (adding additional, computed branches)
113	+	string friendFileName("/scratch/hh/current/cms/user/");
114	+	friendFileName += gSystem->GetUserInfo()->fUser;
115	+	friendFileName += "/temp/",
116	+	friendFileName += fileName;
117	+	friendFileName += ".root";
118	+	TFile *f = new TFile(friendFileName.c_str(),"recreate");
119	+
120	+	if( f->IsZombie() ) return -1;
121	+
122	+	string friendTreeName("friendTree");
123	+	//char number = currChain;
124	+	//friendTreeName += number;
125	+	//TTree *friendTree = new TTree("friendTree","friendTree");
126	+	TTree *friendTree = new TTree(friendTreeName.c_str(),friendTreeName.c_str());
127	+
128	+	int nJetsKT;
129	+	TrackJetKT = new float [100];
130	+	fwlite::ChainEvent ev(fileNames);
131	+
132	+	friendTree->Branch("nJetsKT", &nJetsKT, "nJetsKT/I");
133	+	friendTree->Branch("TrackJetKT", TrackJetKT, "TrackJetKT[nJetsKT]/F");
134	+
135	+	if(verbose)   cout<<"calculating additional variables..."<<endl;
136	+
137	+
138	+
139	+	int tenth = ev.size() / 10;
140	+	int eventNum =0;
141	+	for (ev.toBegin(); !ev.atEnd(); ++ev, ++eventNum) {
142	+
143	+	fwlite::Handle<reco::CaloJetCollection> jets;
144	+	jets.getByLabel(ev, "antikt5CaloJets");
145	+
146	+	fwlite::Handle<reco::TrackCollection> tracks;
147	+	tracks.getByLabel(ev, "generalTracks");
148	+
149	+	if (!jets.isValid())
150	+	continue;
151	+	if (!tracks.isValid())
152	+	continue;
153	+	double trackSum;
154	+	nJetsKT = 0;
155	+	for (reco::CaloJetCollection::const_iterator jet = jets->begin(); jet
156	+	!=jets->end(); jet++) {
157	+	trackSum = 0;
158	+	for (reco::TrackCollection::const_iterator track = tracks->begin(); track
159	+	!=tracks->end(); track++) {
160	+	if (deltaR(jet->eta(), jet->phi(), track->eta(), track->phi())
161	+	< 0.5)
162	+	trackSum += track->pt();
163	+	}
164	+	TrackJetKT[nJetsKT] = trackSum;
165	+	nJetsKT++;
166	+	}
167	+	friendTree->Fill();
168	+
169	+	if( eventNum != 0 && eventNum%tenth == 0) cout<<"Processed "<<eventNum <<" of "<<ev.size()<<" events. "<<endl;
170	+
171	+	}
172	+	f->cd();
173	+	friendTree->Write();
174	+	f->Close();
175	+	((TChain*) this->At(currChain))->AddFriend(friendTreeName.c_str(),
176	+	friendFileName.c_str());
177	+	}
178	+
179	+	timer.Stop();
180	+	if(verbose) timer.Print();
181	+
182		return this->GetEntries();
183
184		}
#	Line 150 | Line 190 | int PlotTool::plot(int chainIndex, strin
190		if (chainIndex >= this->GetEntries() )
191		return -1;
192
193	+	TStopwatch timer;
194	+	timer.Start();
195	+
196		int currN = nEntries;
197		if (nEntries < 0)
198		currN = ((TChain*) this->At(chainIndex))->GetEntries(); //nEntries<0 : all entries are plotted!
#	Line 188 | Line 231 | int PlotTool::plot(int chainIndex, strin
231		&& !samePad_vars) || (sameCanv_cuts && !samePad_cuts);
232
233		if (useSubPads) {
234	<	if ( !canvases_[currCanvName.str()] || !gROOT->FindObject(currCanvName.str().c_str()) ) {
234	>	if ( !canvases_[currCanvName.str()] || !gROOT->GetListOfCanvases()->FindObject(currCanvName.str().c_str()) ) {
235		canvases_[currCanvName.str()] = new TCanvas(currCanvName.str().c_str(), currCanvName.str().c_str());
236		} else if (canvases_[currCanvName.str()]->GetNumber() >= 0) {
237		canvases_[currCanvName.str()]->SetNumber(canvases_[currCanvName.str()]->GetNumber()+1);
238		}
239		}
240
241	<	if ( !pads_[currPadName.str()] || !gROOT->FindObject(currPadName.str().c_str()) ) {
241	>	if ( !pads_[currPadName.str()] || !gROOT->GetListOfCanvases()->FindObject(currPadName.str().c_str()) ) {
242		pads_[currPadName.str()] = new TCanvas(currPadName.str().c_str(), currPadName.str().c_str());
243		if (logY)
244		pads_[currPadName.str()]->SetLogy(1);
#	Line 230 | Line 273 | int PlotTool::plot(int chainIndex, strin
273
274		((TH1F*) pads_[currPadName.str()]->GetPrimitive("htemp"))->SetName(currHistName.str().c_str()); // Set Name of histogram
275
276	+	// Update for 2D histograms
277	+	if( pads_[currPadName.str()]->GetPrimitive(currHistName.str().c_str())->InheritsFrom("TH2") ) {
278
279	+	pads_[currPadName.str()]->Draw();
280	+	setCanvas( pads_[currPadName.str()] );
281	+	}
282	+
283	+	timer.Stop();
284	+	if(verbose) {
285	+	cout<<"Done: "<<currN<<" events in "<<histName<<" "<<cutName<<" from chain "<<this->At(chainIndex)->GetName()<<endl;
286	+	timer.Print();
287	+	}
288		return draw_err;
289
290		}
#	Line 250 | Line 304 | int PlotTool::loop(vector<string> _histN
304		!= _cutName.end(); ++it2) {
305
306		numProcessed += plot(i, *it1, *it2, nEntries, drwOpt);
307	<	updatePads();
307	>
308
309		}
310		}
#	Line 271 | Line 325 | int PlotTool::loop(vector<string> _histN
325		}
326		}
327
328	<	//  updatePads();
328	>	updatePads();
329		fillCanvases();
330
331		return numProcessed;
#	Line 312 | Line 366 | int PlotTool::loop(string histName, vect
366		int PlotTool::updatePads() {
367
368		for (map< string, TCanvas* >::iterator it=pads_.begin() ; it != pads_.end(); ++it) {
369	<	if (gROOT->FindObject((*it).first.c_str() ) ) {
369	>	if (gROOT->GetListOfCanvases()->FindObject((*it).first.c_str() ) ) {
370		(*it).second->Draw();
371		setCanvas((*it).second);
372		} else
#	Line 327 | Line 381 | int PlotTool::fillCanvases() {
381
382		for (map< string, TCanvas* >::iterator it=canvases_.begin() ; it
383		!= canvases_.end(); ++it) {
384	<	const char* canvName = (*it).first.c_str();
385	<	if (gROOT->FindObject(canvName) ) {
384	>	string canvName = (*it).first;
385	>	if (gROOT->GetListOfCanvases()->FindObject(canvName.c_str()) ) {
386
387		int numP = (*it).second->GetNumber()+1;
388
#	Line 346 | Line 400 | int PlotTool::fillCanvases() {
400		y += 1;
401		}
402
403	+
404		(*it).second->Divide(x, y);
405		int padIndex = 1;
406		for (map< string, TCanvas* >::iterator it2=pads_.begin() ; it2
407		!= pads_.end(); ++it2) {
408		string padName = (*it2).first;
409	<	if (gROOT->FindObject(padName.c_str() ) ) {
410	<	if ( (padName.find(canvName) != string::npos ) || !strcmp(
411	<	canvName, "All") ) {
409	>	if (gROOT->GetListOfCanvases()->FindObject(padName.c_str() ) ) {
410	>	string n1 = canvName.substr(0,canvName.find(":"));
411	>	string n2("");
412	>	if(canvName.find("{") != string::npos ) n2 = canvName.substr(canvName.find("{"),canvName.find("}"));
413	>
414	>	if ( (padName.find(canvName.c_str()) != string::npos ) || (padName.find(n1) != string::npos && padName.find(n2) != string::npos) || !strcmp( canvName.c_str(), "All") ) {
415		(*it).second->cd(padIndex);
416		(*it2).second->DrawClonePad();
417		(*it2).second->Close();
#	Line 622 | Line 680 | int PlotTool::saveCanvases(string type,
680
681		}
682		//------------------------------------------------------------------
683	+	void PlotTool::showChainInfo()
684	+	{
685	+
686	+
687	+	cout<<endl;
688	+	cout<<"****** Show Chain Information:"<<endl;
689	+
690	+
691	+	this->ls();
692	+
693	+	cout<<endl;
694	+	cout<<"We have "<<this->GetEntries()<<" TChains with following aliases set:"<<endl;
695	+	for (int i=0; i< this->GetEntries(); ++i) {
696	+	cout<<endl;
697	+	cout<<((TChain*) this->At(i))->GetName()<<endl;
698	+	((TChain*) this->At(i))->GetListOfAliases()->ls();
699	+
700	+	}
701	+
702	+
703	+
704	+	}
705	+	//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
706	+	//Draw efficiencies
707	+	int  PlotTool::plotEff(int chainIndex, string histName, string cutName, int nEntries, double fitXmin, double fitXmax, string fitFormula)
708	+	{
709	+
710	+	if( chainIndex >= this->GetEntries() ) return -1;
711	+
712	+	int currN = nEntries;
713	+	if(nEntries < 0) currN = ((TChain*) this->At(chainIndex))->GetEntries(); //nEntries<0 : all entries are plotted!
714	+
715	+	//++++ Create and name Canvases according to global variables +++++++++++++
716	+	ostringstream currHistName;
717	+	if( samePad_trees) currHistName<<((TChain*) this->At(chainIndex))->GetName()<<":";
718	+	if( samePad_vars)  currHistName<<histName;
719	+	if( samePad_cuts)  currHistName<<"{"<<cutName<<"}";
720	+
721	+	ostringstream currPadName;
722	+	if(! samePad_trees) currPadName<<((TChain*) this->At(chainIndex))->GetName()<<":";
723	+	if(! samePad_vars)  currPadName<<histName;
724	+	if(! samePad_cuts)  currPadName<<"{"<<cutName<<"}";
725	+
726	+
727	+	//Draw total histogram:
728	+	if( ! pads_["total"] || ! gROOT->FindObject("total") ) {
729	+	pads_["total"] = new TCanvas("total", "total");
730	+	} else {
731	+	pads_["total"]->cd();
732	+	}
733	+	ostringstream bins_total;
734	+	bins_total<<histName;
735	+	bins_total<<">>total(100,0,1000)";
736	+
737	+
738	+	int draw_err = ((TChain*) this->At(chainIndex))->Draw(bins_total.str().c_str(), "", "", currN);
739	+	if( draw_err <= 0 ) return draw_err;
740	+
741	+
742	+	TH1* total = ((TH1*) pads_["total"]->GetPrimitive("total"));
743	+
744	+	ostringstream bins_bkg;
745	+	bins_bkg<<histName;
746	+	bins_bkg<<">>bkg(";
747	+	bins_bkg<<total->GetNbinsX();
748	+	bins_bkg<<",";
749	+	bins_bkg<<total->GetXaxis()->GetXmin();
750	+	bins_bkg<<",";
751	+	bins_bkg<<total->GetXaxis()->GetXmax();
752	+	bins_bkg<<")";
753	+
754	+	//Draw bkg histogram:
755	+	if( ! pads_["bkg"] || ! gROOT->FindObject("bkg") ) {
756	+	pads_["bkg"] = new TCanvas("bkg", currPadName.str().c_str());
757	+	} else {
758	+	pads_["bkg"]->cd();
759	+	}
760	+
761	+	draw_err = ((TChain*) this->At(chainIndex))->Draw(bins_bkg.str().c_str(), cutName.c_str(),"" , currN);
762	+	if( draw_err <= 0 ) return draw_err;
763	+
764	+
765	+	TH1* bkg = ((TH1*) pads_["bkg"]->GetPrimitive("bkg"));
766	+
767	+	//Draw pass histogram:
768	+	ostringstream bins_pass;
769	+	bins_pass<<histName;
770	+	bins_pass<<">>pass(";
771	+	bins_pass<<total->GetNbinsX();
772	+	bins_pass<<",";
773	+	bins_pass<<total->GetXaxis()->GetXmin();
774	+	bins_pass<<",";
775	+	bins_pass<<total->GetXaxis()->GetXmax();
776	+	bins_pass<<")";
777	+
778	+	ostringstream cut_pass;
779	+	cut_pass<<"!(";
780	+	cut_pass<<cutName;
781	+	cut_pass<<")";
782	+
783	+
784	+	if( ! pads_["pass"] || ! gROOT->FindObject("pass") ) {
785	+	pads_["pass"] = new TCanvas("pass", currPadName.str().c_str());
786	+	} else {
787	+	pads_["pass"]->cd();
788	+	}
789	+
790	+	draw_err = ((TChain*) this->At(chainIndex))->Draw(bins_pass.str().c_str(),cut_pass.str().c_str() ,"" , currN);
791	+	if( draw_err <= 0 ) return draw_err;
792	+
793	+
794	+	TH1* pass = ((TH1*) pads_["pass"]->GetPrimitive("pass"));
795	+
796	+
797	+	currPadName<<"Eff";
798	+	//Draw Efficiency Graph:
799	+	if( ! pads_["EffGraph"] || ! gROOT->FindObject("EffGraph") ) {
800	+	pads_["EffGraph"] = new TCanvas("EffGraph", currPadName.str().c_str());
801	+	} else {
802	+	pads_["EffGraph"]->cd();
803	+	}
804	+
805	+	TGraphAsymmErrors* EffGraph = new TGraphAsymmErrors(bkg, total);
806	+	EffGraph->SetName(currHistName.str().c_str());
807	+
808	+	TF1* reverse = new TF2("reverse","1/y-1",total->GetXaxis()->GetXmin(),total->GetXaxis()->GetXmax());
809	+	EffGraph->Apply(reverse);
810	+	EffGraph->Draw("A*");
811	+
812	+	TF1* fitfunc = new TF1("fitfunc",fitFormula.c_str(),fitXmin,fitXmax);
813	+	EffGraph->Fit("fitfunc","R+");
814	+
815	+
816	+	//Save fit function
817	+
818	+	ostringstream savefuncName;
819	+	savefuncName<<histName;
820	+	savefuncName<<"_";
821	+
822	+	if(cutName.find("<") != std::string::npos ) cutName.replace(cutName.find("<"),1,"_");
823	+	if(cutName.find(">") != std::string::npos ) cutName.replace(cutName.find(">"),1,"_");
824	+	savefuncName<<cutName;
825	+
826	+
827	+	TFile file("ABCDFunctions.root","UPDATE");
828	+	TF1* savefunc = new TF1(savefuncName.str().c_str(), fitfunc->GetExpFormula().Data(),0,10000);
829	+	savefunc->SetParameters( fitfunc->GetParameters() );
830	+	savefunc->SetParErrors ( fitfunc->GetParErrors() );
831	+
832	+	//Show results
833	+	if( ! pads_["abcd"] || ! gROOT->FindObject("abcd") ) {
834	+	pads_["abcd"] = new TCanvas("abcd", "abcd");
835	+	} else {
836	+	pads_["abcd"]->cd();
837	+	}
838	+
839	+	bkg->Multiply(savefunc);
840	+	bkg->Draw();
841	+
842	+	//  total->Add(bkg,-1);
843	+	pass->SetLineColor(kRed);
844	+	pass->Draw("sames,e");
845	+	pads_["abcd"]->SetLogy();
846	+
847	+
848	+	savefunc->Write();
849	+	//  file.Close();
850	+
851	+
852	+	return draw_err;
853	+
854	+	}
855	+	//------------------------------------------------------------------

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