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315d1c64 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2002, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
9edefa04 | 16 | /* $Id$ */ |
315d1c64 | 17 | |
d434833b | 18 | //_________________________________________________________________________ |
14ce0a6e | 19 | // This is a set of histogram |
20 | // utilities for the EMCAL | |
21 | // to make some common | |
22 | // functions easier | |
d434833b | 23 | // |
315d1c64 | 24 | //*-- Authors: J.L. Klay (LLNL) & Aleksei Pavlinov (WSU) |
25 | ||
d434833b | 26 | #include "AliEMCALHistoUtilities.h" |
315d1c64 | 27 | |
af303720 | 28 | #include <iostream> |
29 | #include <iomanip> | |
30 | #include <fstream> | |
31 | ||
32 | #include <TROOT.h> | |
33 | #include <TPad.h> | |
315d1c64 | 34 | #include <TFile.h> |
315d1c64 | 35 | #include <TH1.h> |
36 | #include <TH2.h> | |
36b2d850 | 37 | #include <THnSparse.h> |
af303720 | 38 | #include <TF1.h> |
0fc11500 | 39 | #include <TGraph.h> |
40 | #include <TGraphErrors.h> | |
af303720 | 41 | #include <TLatex.h> |
42 | #include <TChain.h> | |
9edefa04 | 43 | #include <TList.h> |
44 | #include <TObjArray.h> | |
d434833b | 45 | #include <TObjString.h> |
46 | #include <TRegexp.h> | |
9edefa04 | 47 | #include <TString.h> |
af303720 | 48 | #include <TLorentzVector.h> |
49 | #include <Gtypes.h> // color, line style and so on | |
c0e92bad | 50 | #include <TArrayF.h> |
af303720 | 51 | |
7ec8695a | 52 | //#include "AliESDCaloCluster.h" |
0bc916ec | 53 | //#include "AliEMCALRecPoint.h" |
54 | //#include "AliRunLoader.h" | |
c0e92bad | 55 | #include "AliHeader.h" |
56 | #include "AliGenEventHeader.h" | |
57 | #include "AliGenPythiaEventHeader.h" | |
af303720 | 58 | |
59 | using namespace std; | |
315d1c64 | 60 | |
61 | ClassImp(AliEMCALHistoUtilities) | |
62 | ||
63 | AliEMCALHistoUtilities::AliEMCALHistoUtilities(const char *name, const char *tit) : TNamed(name,tit) | |
64 | { | |
d434833b | 65 | // constructor |
315d1c64 | 66 | } |
67 | ||
68 | AliEMCALHistoUtilities::~AliEMCALHistoUtilities() | |
69 | { | |
70 | //destructor | |
71 | } | |
72 | ||
315d1c64 | 73 | TList* AliEMCALHistoUtilities::MoveHistsToList(const char* name, Bool_t putToBrowser) |
74 | { | |
75 | // Move HIST to list | |
76 | gROOT->cd(); | |
77 | TIter nextHist(gDirectory->GetList()); | |
78 | TList *list = new TList; | |
79 | list->SetName(name); | |
80 | TObject *objHist; | |
81 | while((objHist=nextHist())){ | |
82 | if (!objHist->InheritsFrom("TH1")) continue; | |
83 | ((TH1*)objHist)->SetDirectory(0); // Remove from gROOT | |
84 | list->Add(objHist); | |
af303720 | 85 | gDirectory->GetList()->Remove(objHist); |
315d1c64 | 86 | } |
87 | if(putToBrowser) gROOT->GetListOfBrowsables()->Add((TObject*)list); | |
88 | return list; | |
89 | } | |
90 | ||
5992186a | 91 | void AliEMCALHistoUtilities::FillH1(TList *l, Int_t ind, Double_t x, Double_t w, Double_t error) |
315d1c64 | 92 | { |
14ce0a6e | 93 | //fill 1d histogram |
315d1c64 | 94 | static TH1* hid=0; |
5992186a | 95 | static int bin=0; |
315d1c64 | 96 | if(l == 0) return; |
5992186a | 97 | |
0fc11500 | 98 | if(ind>=0 && ind < l->GetSize()){ |
315d1c64 | 99 | hid = (TH1*)l->At(ind); |
5992186a | 100 | if(error <= 0.0) { // standard way |
101 | hid->Fill(x,w); | |
102 | } else{ | |
103 | bin = hid->FindBin(x); | |
104 | hid->SetBinContent(bin,w); | |
105 | hid->SetBinError(bin,error); | |
106 | } | |
315d1c64 | 107 | } |
108 | } | |
109 | ||
110 | void AliEMCALHistoUtilities::FillH2(TList *l, Int_t ind, Double_t x, Double_t y, Double_t w) | |
111 | { | |
14ce0a6e | 112 | //fill 2d histogram |
315d1c64 | 113 | static TH2* hid=0; |
114 | if(l == 0) return; | |
0fc11500 | 115 | if(ind>=0 && ind < l->GetSize()){ |
315d1c64 | 116 | hid = (TH2*)l->At(ind); |
117 | hid->Fill(x,y,w); | |
118 | } | |
119 | } | |
120 | ||
36b2d850 | 121 | void AliEMCALHistoUtilities:: FillHnSparse(TList *l, Int_t ind, Double_t* x, Double_t w) |
122 | { | |
123 | // Nov 02,2010: fill THnSparse hist | |
124 | static THnSparse* hsp=0; | |
125 | if(l==0 || x==0) return; | |
126 | if(ind>=0 && ind < l->GetSize()){ | |
127 | hsp = dynamic_cast<THnSparse *>(l->At(ind)); | |
128 | if(hsp) hsp->Fill(x,w); | |
129 | } | |
130 | } | |
131 | ||
4800667c | 132 | int AliEMCALHistoUtilities::SaveListOfHists(TList *mylist,const char* name,Bool_t kSingleKey,const char* opt) |
315d1c64 | 133 | { |
14ce0a6e | 134 | //write histograms to file |
315d1c64 | 135 | printf(" Name of out file |%s|\n", name); |
136 | int save = 0; | |
4800667c | 137 | if(mylist && mylist->GetSize() && strlen(name)){ |
315d1c64 | 138 | TString nf(name); |
139 | if(nf.Contains(".root") == kFALSE) nf += ".root"; | |
140 | TFile file(nf.Data(),opt); | |
4800667c | 141 | TIter nextHist(mylist); |
315d1c64 | 142 | TObject* objHist=0; |
143 | int nh=0; | |
144 | if(kSingleKey) { | |
145 | file.cd(); | |
4800667c | 146 | mylist->Write(mylist->GetName(),TObject::kSingleKey); |
147 | mylist->ls(); | |
315d1c64 | 148 | save = 1; |
149 | } else { | |
150 | while((objHist=nextHist())) { // loop over list | |
151 | if(objHist->InheritsFrom("TH1")) { | |
152 | TH1* hid = (TH1*)objHist; | |
153 | file.cd(); | |
154 | hid->Write(); | |
155 | nh++; | |
156 | printf("Save hist. %s \n",hid ->GetName()); | |
157 | } | |
158 | } | |
159 | printf("%i hists. save to file -> %s\n", nh,file.GetName()); | |
160 | if(nh>0) save = 1; | |
161 | } | |
162 | file.Close(); | |
163 | } else { | |
164 | printf("AliEMCALHistoUtilities::SaveListOfHists : N O S A V I N G \n"); | |
315d1c64 | 165 | } |
166 | return save; | |
167 | } | |
d434833b | 168 | |
36b2d850 | 169 | void AliEMCALHistoUtilities::AddToNameAndTitle(TNamed *h, const char *name, const char *title) |
c2d4c7af | 170 | { |
b217491f | 171 | // Oct 15, 2007 |
c2d4c7af | 172 | if(h==0) return; |
173 | if(name && strlen(name)) h->SetName(Form("%s%s",h->GetName(),name)); | |
174 | if(title && strlen(title)) h->SetTitle(Form("%s%s",h->GetTitle(),title)); | |
175 | } | |
176 | ||
177 | void AliEMCALHistoUtilities::AddToNameAndTitleToList(TList *l, const char *name, const char *title) | |
178 | { | |
b217491f | 179 | // Oct 15, 2007 |
c2d4c7af | 180 | if(l==0) return; |
181 | if(name || title) { | |
182 | for(int i=0; i<l->GetSize(); i++) { | |
183 | TObject *o = l->At(i); | |
36b2d850 | 184 | if(o->InheritsFrom("TNamed")) { |
185 | TNamed *h = dynamic_cast<TNamed *>(o); | |
c2d4c7af | 186 | AddToNameAndTitle(h, name, title); |
187 | } | |
188 | } | |
189 | } | |
190 | } | |
191 | ||
0fc11500 | 192 | void AliEMCALHistoUtilities::ResetListOfHists(TList *l) |
193 | { | |
b217491f | 194 | // Oct 15, 2007 |
0fc11500 | 195 | if(l==0) return; |
0fc11500 | 196 | for(int i=0; i<l->GetSize(); i++) { |
197 | TH1F* h = (TH1F*)l->At(i); | |
198 | h->Reset(); | |
199 | } | |
200 | } | |
201 | ||
202 | TLatex *AliEMCALHistoUtilities::Lat(const char *text, Float_t x,Float_t y, Int_t align, Float_t tsize, short tcolor) | |
af303720 | 203 | { |
b217491f | 204 | // Oct 15, 2007 |
af303720 | 205 | double y1=y; |
206 | TLatex *latex = new TLatex; | |
207 | latex->SetTextAlign(align); | |
208 | latex->SetTextSize(tsize); | |
209 | latex->SetTextColor(tcolor); | |
210 | latex->DrawLatex(x, y1, text); | |
211 | printf("<I> AliEMCALHistoUtilities::lat() -> %s gPad->GetLogy() %i\n", | |
212 | text, gPad->GetLogy()); | |
213 | return latex; | |
214 | } | |
215 | ||
0fc11500 | 216 | TGraph *AliEMCALHistoUtilities::DrawGraph(Int_t n, Double_t *x, Double_t *y, Int_t markerColor, |
217 | Int_t markerStyle, const char* opt, const char* tit, const char* xTit,const char* yTit, Int_t ifun, | |
218 | const char *optFit, const char *fun) | |
219 | { | |
220 | /* Drawing options | |
221 | chopt='L' : A simple polyline between every points is drawn | |
222 | chopt='F' : A fill area is drawn ('CF' draw a smooth fill area) | |
223 | chopt='A' : Axis are drawn around the graph | |
224 | chopt='C' : A smooth Curve is drawn | |
225 | chopt='*' : A Star is plotted at each point | |
226 | chopt='P' : Idem with the current marker | |
227 | chopt='B' : A Bar chart is drawn at each point | |
228 | chopt='1' : ylow=rwymin | |
229 | chopt='X+' : The X-axis is drawn on the top side of the plot. | |
230 | chopt='Y+' : The Y-axis is drawn on the right side of the plot. | |
231 | ||
232 | Fitting options | |
233 | The list of fit options is given in parameter option. | |
234 | option = "W" Set all errors to 1 | |
235 | = "U" Use a User specified fitting algorithm (via SetFCN) | |
236 | = "Q" Quiet mode (minimum printing) | |
237 | = "V" Verbose mode (default is between Q and V) | |
238 | = "B" Use this option when you want to fix one or more parameters | |
239 | and the fitting function is like "gaus","expo","poln","landau". | |
240 | = "R" Use the Range specified in the function range | |
241 | = "N" Do not store the graphics function, do not draw | |
242 | = "0" Do not plot the result of the fit. By default the fitted function | |
243 | is drawn unless the option"N" above is specified. | |
244 | = "+" Add this new fitted function to the list of fitted functions | |
245 | (by default, any previous function is deleted) | |
246 | = "C" In case of linear fitting, not calculate the chisquare | |
247 | (saves time) | |
248 | = "F" If fitting a polN, switch to minuit fitter | |
249 | = "ROB" In case of linear fitting, compute the LTS regression | |
250 | coefficients (robust(resistant) regression), using | |
251 | the default fraction of good points | |
252 | "ROB=0.x" - compute the LTS regression coefficients, using | |
253 | 0.x as a fraction of good points | |
254 | ||
255 | */ | |
256 | printf("AliEMCALHistoUtilities::drawGraph started \n"); | |
257 | printf("Drawing opt |%s| : Fitting opt |%s|\n", opt, optFit); | |
258 | ||
259 | TGraph *gr = new TGraph(n, x, y); | |
260 | gr->SetMarkerColor(markerColor); | |
261 | gr->SetLineColor(markerColor); | |
262 | gr->SetMarkerStyle(markerStyle); | |
263 | gr->SetTitle(tit); | |
264 | gr->Draw(opt); | |
265 | ||
266 | TString ctmp(opt); | |
267 | if(ctmp.Contains("A")) { | |
268 | gr->GetHistogram()->SetXTitle(xTit); | |
269 | gr->GetHistogram()->SetYTitle(yTit); | |
270 | } | |
271 | ctmp = optFit; | |
272 | if(ifun>=0) { | |
273 | TString sf("pol"); sf += ifun; | |
274 | gr->Fit(sf.Data(),optFit); | |
275 | printf("\n ** Fit by Polynomial of degree %i : %s **\n", ifun, sf.Data()); | |
276 | } else if(!ctmp.Contains("no",TString::kIgnoreCase)){ | |
277 | printf("\n ** ifun %i : %s **\n", ifun, fun); | |
278 | gr->Fit(fun, optFit); | |
279 | } | |
280 | ||
281 | return gr; | |
282 | } | |
283 | ||
284 | TGraphErrors *AliEMCALHistoUtilities::DrawGraphErrors(const Int_t n,Double_t *x,Double_t *y,Double_t *ex, | |
285 | Double_t *ey, Int_t markerColor, Int_t markerStyle, const char* opt, const char* tit, | |
a6e0ebfe | 286 | const char* xTit,const char* yTit, Int_t ifun, const char *optFit, const char *fun) |
0fc11500 | 287 | { |
b217491f | 288 | // Oct 15, 2007 |
0fc11500 | 289 | printf("AliEMCALHistoUtilities::drawGraphErrors started \n"); |
290 | printf("Drawing opt |%s| : ifun %i: Fitting opt |%s|, fun |%s|\n", | |
291 | opt, ifun, optFit, fun); | |
292 | ||
293 | TGraphErrors *gr = new TGraphErrors(n, x,y,ex,ey); | |
294 | gr->SetMarkerColor(markerColor); | |
295 | gr->SetLineColor(markerColor); | |
296 | gr->SetMarkerStyle(markerStyle); | |
297 | if(tit&&strlen(tit)>0) gr->SetTitle(tit); | |
298 | ||
299 | TString ctmp(opt); | |
300 | if(ctmp.Contains("A")) { | |
301 | gr->GetHistogram()->SetXTitle(xTit); | |
302 | gr->GetHistogram()->SetYTitle(yTit); | |
303 | } | |
304 | if(ifun>0) { | |
305 | if(ifun != 999) { | |
306 | TString sf("pol"); sf += ifun; | |
307 | gr->Fit(sf.Data(),optFit); | |
308 | printf("\n ** Fit by Polynomial of degree %i : %s **\n", ifun, sf.Data()); | |
309 | } else { | |
310 | gr->Fit(fun, optFit); | |
311 | printf("\n ** Fit by %s **\n", fun); | |
312 | } | |
313 | } else { | |
314 | if(strlen(optFit)) { | |
315 | printf("\n ** ifun %i : %s **\n", ifun, fun); | |
316 | gr->Fit(fun, optFit); | |
317 | } | |
318 | } | |
319 | ||
320 | gr->Draw(opt); | |
321 | ||
322 | return gr; | |
323 | } | |
324 | ||
325 | TF1* AliEMCALHistoUtilities::GetResolutionFunction(const char *opt, TString &latexName) | |
326 | { | |
b217491f | 327 | // Oct 15, 2007 |
328 | TString sopt(opt); | |
329 | sopt.ToUpper(); | |
0fc11500 | 330 | TF1 *fres=0; |
b217491f | 331 | if (sopt.Contains("FRES1")) { |
0fc11500 | 332 | fres = new TF1("fres","[0]+[1]/sqrt(x)", 0.0, 101.); |
333 | latexName = "#frac{#sigma_{E}}{E} = A+#frac{B}{#sqrt{E}}"; | |
b217491f | 334 | } else if(sopt.Contains("FRES2")) { |
0fc11500 | 335 | fres = new TF1("fres","sqrt([0]*[0]+[1]*[1]/x)", 0.0, 101.); |
336 | latexName = "#sqrt{A^{2}+#frac{B^{2}}{E}}"; | |
337 | } | |
338 | if(fres) { | |
339 | fres->SetParName(0,"A"); | |
340 | fres->SetParName(1,"B"); | |
341 | ||
342 | fres->SetParameter(0, 2.0); | |
343 | fres->SetParameter(1, 6.6); | |
344 | fres->SetLineWidth(2); | |
345 | fres->SetLineColor(kRed); | |
346 | } | |
347 | return fres; | |
348 | } | |
349 | ||
af303720 | 350 | void AliEMCALHistoUtilities::InitChain(TChain *chain, const char* nameListOfFiles, Int_t nFileMax) |
351 | { | |
352 | // Read name of files from text file with nameListOfFiles and added to the chain | |
353 | if(chain==0 || nameListOfFiles==0) return; | |
354 | ||
c0e92bad | 355 | ifstream fin; |
356 | fin.open(nameListOfFiles); | |
357 | if (!fin.is_open()) { | |
af303720 | 358 | cout << "Input file "<<nameListOfFiles<<" cannot be opened.\n"; |
359 | return; | |
360 | } | |
361 | ||
362 | Int_t nfiles = 0; // number of files in chain | |
363 | char nf[200]; // name of current file | |
c0e92bad | 364 | while (!fin.getline(nf,200).eof()) { |
365 | if(!fin.good()) break; | |
af303720 | 366 | chain->Add(nf); |
367 | nfiles++; | |
368 | cout<<nfiles<<" "<<nf<<endl; | |
369 | if(nFileMax && nfiles>=nFileMax) break; | |
370 | } | |
c0e92bad | 371 | fin.close(); |
372 | // | |
af303720 | 373 | cout << " \n ********** <I> Accepted file "<< nfiles << "********* \n"<<endl; |
374 | // chainEsd->Print(); | |
375 | // chain->Lookup(); | |
376 | } | |
377 | ||
0bc916ec | 378 | //AliRunLoader* AliEMCALHistoUtilities::InitKinematics(const Int_t nev, const char* galiceName) |
379 | //{ | |
380 | // // Oct 15, 2007 | |
381 | // // nev == 0 - new file | |
382 | // static AliRunLoader *rl = 0; | |
383 | // | |
384 | // if((rl == 0 || nev==0) && galiceName) { | |
385 | // //printf("<I> AliEMCALHistoUtilities::InitKinematics() : nev %i : rl %p : %s (IN)\n", | |
386 | // // nev, rl, galiceName); | |
387 | // if(rl) { | |
388 | // rl->UnloadgAlice(); | |
389 | // delete rl; | |
390 | // } | |
391 | // rl = AliRunLoader::Open(galiceName,AliConfig::GetDefaultEventFolderName(),"read"); | |
392 | // rl->LoadgAlice(); // obligatory | |
393 | // //printf("<I> AliEMCALHistoUtilities::InitKinematics() : nev %i : rl %p : %s (OUT)\n", | |
394 | // //nev, rl, galiceName); | |
395 | // } | |
396 | // if(rl) { | |
397 | // rl->GetEvent(nev); | |
398 | // rl->LoadKinematics(); | |
399 | // /* Get what you need after that | |
400 | // rl->LoadHits(); | |
401 | // AliStack *stack=rl->Stack(); | |
402 | // AliESDCaloCluster * clus = esd->GetCaloCluster(n); | |
403 | // Int_t label = clus->GetLabel(); // what is this | |
404 | // TParticle *primary=stack->Particle(label); | |
405 | // */ | |
406 | // } | |
407 | // return rl; | |
408 | //} | |
409 | ||
410 | //AliRunLoader* AliEMCALHistoUtilities::GetRunLoader(const Int_t nev, const Char_t* galiceName, | |
411 | // const Char_t* eventFolderName, AliRunLoader* rlOld) | |
412 | //{ | |
413 | // // Nov 26, 2007 | |
414 | // // nev == 0 - new file | |
415 | // AliRunLoader *rl = 0; | |
416 | // | |
417 | // if(nev==0 && galiceName) { | |
418 | // printf("<I> AliEMCALHistoUtilities::GetLoader() : nev %i : %s (IN)\n", | |
419 | // nev, galiceName); | |
420 | // if(rlOld) { | |
421 | // rlOld->UnloadgAlice(); | |
422 | // delete rlOld; | |
423 | // } | |
424 | // TString folderName(eventFolderName); | |
425 | // if(folderName.Length() == 0) folderName = AliConfig::GetDefaultEventFolderName(); | |
426 | // rl = AliRunLoader::Open(galiceName, folderName.Data(),"read"); | |
427 | // rl->LoadgAlice(); // obligatory | |
428 | // printf("<I> AliEMCALHistoUtilities::GetLoader() : nev %i : %s : %s (OUT)\n", | |
429 | // nev, galiceName, folderName.Data()); | |
430 | // } else { | |
431 | // rl = rlOld; | |
432 | // } | |
433 | // if(rl) rl->LoadgAlice(); // obligatory | |
434 | // // if(rl) rl->GetEvent(nev); | |
435 | // return rl; | |
436 | //} | |
c0e92bad | 437 | |
0fc11500 | 438 | Double_t AliEMCALHistoUtilities::GetMomentum(const char* nameListOfFiles) |
439 | { | |
440 | // Get momentum value from string - like /....100GEV/.. | |
441 | Double_t p=-1; // negative if undefined | |
442 | TString st(nameListOfFiles); | |
443 | if(st.Length()>=5) { | |
444 | st.ToUpper(); | |
445 | Ssiz_t ind1 = st.Index("GEV"), ind2=0; | |
446 | if(ind1>0) { | |
447 | for(Int_t i=2; i<=10; i++) { | |
448 | ind2 = st.Index("/",ind1-i); | |
449 | if(ind2>0 && ind2<ind1) break; | |
450 | } | |
451 | TString mom = st(ind2+1, ind1-ind2-1); | |
452 | if(mom.IsFloat()) p = mom.Atof(); | |
453 | printf(" dir |%s| : mom |%s| : p %f : ind2,1 %i->%i\n", st.Data(), mom.Data(), p, ind2, ind1); | |
454 | } | |
455 | } | |
456 | return p; | |
457 | } | |
458 | ||
d434833b | 459 | int AliEMCALHistoUtilities::ParseString(const TString &topt, TObjArray &Opt) |
14ce0a6e | 460 | { |
461 | // Moved from AliEMCALGeometry | |
462 | // Feb 06, 2006 | |
d434833b | 463 | Ssiz_t begin, index, end, end2; |
464 | begin = index = end = end2 = 0; | |
465 | TRegexp separator("[^ ;,\\t\\s/]+"); | |
466 | while ( (begin < topt.Length()) && (index != kNPOS) ) { | |
467 | // loop over given options | |
468 | index = topt.Index(separator,&end,begin); | |
469 | if (index >= 0 && end >= 1) { | |
470 | TString substring(topt(index,end)); | |
471 | Opt.Add(new TObjString(substring.Data())); | |
472 | } | |
473 | begin += end+1; | |
474 | } | |
475 | return Opt.GetEntries(); | |
476 | } | |
0fc11500 | 477 | |
af303720 | 478 | // Analysis utilites |
7ec8695a | 479 | //Bool_t AliEMCALHistoUtilities::GetLorentzVectorFromESDCluster(TLorentzVector &v, const AliESDCaloCluster* cl) |
480 | //{ | |
481 | // // May 8, 2007 | |
482 | // static Double_t e=0.0; | |
483 | // static Float_t pos[3]; | |
484 | // static TVector3 gpos; | |
485 | // if(cl==0) return kFALSE; | |
486 | // | |
487 | // e = Double_t(cl->E()); | |
488 | // if(e<=0.0) { | |
489 | // printf(" negative cluster energy : %f \n", e); | |
490 | // return kFALSE; | |
491 | // } | |
492 | // cl->GetPosition(pos); | |
493 | // gpos.SetXYZ(Double_t(pos[0]), Double_t(pos[1]), Double_t(pos[2])); | |
494 | // gpos.SetMag(e); | |
495 | // v.SetVectM(gpos, 0.0); | |
496 | // | |
497 | // return kTRUE; | |
498 | //} | |
af303720 | 499 | |
0bc916ec | 500 | //Bool_t AliEMCALHistoUtilities::GetLorentzVectorFromRecPoint(TLorentzVector &v, const AliEMCALRecPoint *rp) |
501 | //{ | |
502 | // // Jun 20, 2007 | |
503 | // static Double_t e=0.0; | |
504 | // static TVector3 gpos; | |
505 | // if(rp==0) return kFALSE; | |
506 | // | |
507 | // e = Double_t(rp->GetPointEnergy()); | |
508 | // if(e<=0.0) { | |
509 | // printf(" negative rec.point energy : %f \n", e); | |
510 | // return kFALSE; | |
511 | // } | |
512 | // rp->GetGlobalPosition(gpos); | |
513 | // gpos.SetMag(e); | |
514 | // v.SetVectM(gpos, 0.0); | |
515 | // | |
516 | // return kTRUE; | |
517 | //} | |
af303720 | 518 | // |
519 | //// Drawing: | |
520 | // | |
521 | void AliEMCALHistoUtilities::DrawHist(TH1* hid,int lineWidth,int lineColor,const char* opt, int lineStyle) | |
522 | { | |
b217491f | 523 | // Oct 15, 2007 |
524 | TString sopt; | |
525 | sopt = opt; | |
af303720 | 526 | if(!hid) return; |
527 | printf(" Hist. %s : option |%s| \n", hid->GetName(), opt); | |
528 | if(hid && hid->GetEntries()>=1.) { | |
529 | if(lineWidth) hid->SetLineWidth(lineWidth); | |
530 | if(lineColor) hid->SetLineColor(lineColor); | |
531 | if(lineStyle) hid->SetLineStyle(lineStyle); | |
b217491f | 532 | if(sopt.Contains("stat",TString::kIgnoreCase)) hid->SetStats(kTRUE); |
af303720 | 533 | hid->Draw(opt); |
534 | } else { | |
535 | if (strcmp(opt,"empty")==0) hid->Draw(); | |
536 | else printf(" has fewer entries %i or hid is zero\n", (int) hid->GetEntries()); | |
537 | } | |
538 | } | |
539 | ||
540 | // | |
541 | //// Fitting: | |
542 | // | |
543 | TF1* AliEMCALHistoUtilities::Gausi(const char *addName,double xmi,double xma,double N,double mean,double sig,double width) | |
b217491f | 544 | { |
545 | // Fit by gaus where first parameter is the number of events under ga | |
546 | // Oct 15, 2007 | |
af303720 | 547 | TString name("gi"); |
548 | name += addName; | |
b217491f | 549 | TF1 *f = new TF1(name.Data(), Gi, xmi, xma, 4); |
550 | f->SetParNames("INTEGRAL","MEAN","SIGMA","WIDTH"); | |
af303720 | 551 | |
b217491f | 552 | f->SetParameter(0,N); |
553 | f->SetParameter(1,mean); | |
554 | f->SetParameter(2,sig); | |
af303720 | 555 | |
b217491f | 556 | f->FixParameter(3,width); // width of histogramm bin |
557 | return f; | |
af303720 | 558 | } |
559 | ||
560 | TF1* AliEMCALHistoUtilities::Gausi(const char *addName, double xmi, double xma, TH1 *h) | |
561 | { | |
562 | // You can change parameters after that if you don't like this assumption | |
563 | if(h) return Gausi(addName, xmi, xma, h->Integral(), h->GetMean(),h->GetRMS(), h->GetBinWidth(1)); | |
564 | else return 0; | |
565 | } | |
566 | ||
567 | TF1* AliEMCALHistoUtilities::GausiPol2(const char *addName,double xmi,double xma, TF1 *g, TF1* bg) | |
b217491f | 568 | { |
569 | // Fit by gaus where first parameter is the number of events under ga | |
af303720 | 570 | TString name("giPol2"); |
571 | name += addName; | |
b217491f | 572 | TF1 *f = new TF1(name.Data(), GiPol2, xmi, xma, 7); |
573 | f->SetParNames("INTEGRAL","MEAN","SIGMA","WIDTH","a0","a1","a2"); | |
af303720 | 574 | |
575 | if(g) { | |
b217491f | 576 | for(int i=0; i<4; i++) f->SetParameter(i, g->GetParameter(i)); |
577 | f->FixParameter(3,g->GetParameter(3)); | |
af303720 | 578 | } |
579 | ||
580 | if(bg) { | |
b217491f | 581 | for(int i=4; i<7; i++) f->SetParameter(i, bg->GetParameter(i+4)); |
af303720 | 582 | } |
b217491f | 583 | f->SetLineColor(kRed); |
584 | return f; | |
af303720 | 585 | } |
586 | ||
587 | Double_t AliEMCALHistoUtilities::Gi(Double_t *x, Double_t *par) | |
588 | { | |
589 | // First parameter is integral (number events under gaus) | |
590 | // Forth parameter (par[3]) is width of histogram bin | |
591 | // gaus(0) is a substitute for [0]*exp(-0.5*((x-[1])/[2])**2) | |
592 | ||
b217491f | 593 | static Double_t c = TMath::Sqrt(2.*TMath::Pi()), y=0.0, f=0.0; // sqrt(2.*pi) |
af303720 | 594 | |
595 | y = (x[0]-par[1])/par[2]; | |
b217491f | 596 | f = par[0]*par[3]/(par[2]*c) * TMath::Exp(-0.5*y*y); |
af303720 | 597 | |
598 | return f; | |
599 | } | |
600 | ||
601 | Double_t AliEMCALHistoUtilities::GiPol2(Double_t *x, Double_t *par) | |
602 | { | |
603 | // First parameter is integral (number events under gaus) | |
604 | // Forth parameter (par[3]) is width of histogram bin | |
605 | // gaus(0) is a substitute for [0]*exp(-0.5*((x-[1])/[2])**2) | |
606 | // + pol2 -> 7 parameters | |
b217491f | 607 | static Double_t c = TMath::Sqrt(2.*TMath::Pi()), y=0.0, f=0.0; // sqrt(2.*pi) |
af303720 | 608 | |
609 | y = (x[0]-par[1])/par[2]; | |
b217491f | 610 | f = par[0]*par[3]/(par[2]*c) * TMath::Exp(-0.5*y*y); |
af303720 | 611 | |
612 | f += par[4] + par[5]*x[0] + par[6]*x[0]*x[0]; | |
613 | ||
614 | return f; | |
615 | } | |
616 | ||
0fc11500 | 617 | // Calibration stuff |
b217491f | 618 | Double_t AliEMCALHistoUtilities::GetCorrectionCoefficientForGamma1(const Double_t eRec) |
0fc11500 | 619 | { |
620 | // Correction to rec.energy - Jul 15, 2007 | |
621 | // E(gamma) = corr * E(eRec); | |
622 | /* corr = p0*(eRec-7.5)+p1*(eRec-7.5)*(eRec-7.5)+p2; 0.0<eRec<10.0 | |
623 | 1 p0 6.07157e-05 1.15179e-04 -0.00000e+00 1.20997e-03 | |
624 | 2 p1 1.50019e-04 3.13566e-05 -0.00000e+00 1.22531e-02 | |
625 | 3 p2 9.99019e-01 4.08251e-04 -0.00000e+00 1.40606e-03 | |
626 | ||
627 | corr = p3 + p4*eRec + p5*eRec*eRec | |
628 | 1 p3 9.97135e-01 5.31970e-04 1.37962e-09 1.68120e-08 | |
629 | 2 p4 3.15740e-04 2.53371e-05 1.11475e-11 1.74192e-04 | |
630 | 3 p5 -1.35383e-06 2.19495e-07 -5.82864e-13 4.52277e-02 | |
631 | */ | |
632 | static Double_t p0=6.07157e-05, p1=1.50019e-04, p2=9.99019e-01; | |
633 | static Double_t p3=9.97135e-01, p4=3.15740e-04, p5=-1.35383e-06; | |
634 | static Double_t corr=1.0; | |
635 | if(eRec>=0.0 && eRec <=10.0) { | |
636 | corr = p0*(eRec-7.5) + p1*(eRec-7.5)*(eRec-7.5) + p2; | |
637 | } else if(eRec>10.0 && eRec <=105.0) { | |
638 | corr = p3 + p4*eRec + p5*eRec*eRec; | |
639 | } | |
640 | //printf(" eRec %f | corr %f \n", eRec, corr); | |
641 | return corr; | |
642 | } | |
af303720 | 643 | |
b217491f | 644 | Double_t AliEMCALHistoUtilities::GetCorrectedEnergyForGamma1(const Double_t eRec) |
0fc11500 | 645 | { |
b217491f | 646 | return GetCorrectionCoefficientForGamma1(eRec) * eRec; |
0fc11500 | 647 | } |
c0e92bad | 648 | |
649 | // Trigger | |
f544eec5 | 650 | TList* AliEMCALHistoUtilities::GetTriggersListOfHists(const Int_t scale, const Int_t nTrig, const Bool_t toBrowser) |
c0e92bad | 651 | { |
652 | // Oct 22, 2007 - trigger technical assurance | |
653 | gROOT->cd(); | |
654 | TH1::AddDirectory(1); | |
655 | ||
656 | new TH1F("00_hXpos2x2", "X coord. of max Amp 2x2",100, -500., +500.); | |
657 | new TH1F("01_hYpos2x2", "Y coord. of max Amp 2x2",100, -500., +500.); | |
658 | new TH1F("02_hZpos2x2", "Z coord. of max Amp 2x2",100, -500., +500.); | |
659 | new TH1F("03_hXposnxn", "X coord. of max Amp NXN",100, -500., +500.); | |
660 | new TH1F("04_hYposnxn", "Y coord. of max Amp NXN",100, -500., +500.); | |
661 | new TH1F("05_hZposnxn", "Z coord. of max Amp NXN",100, -500., +500.); | |
f544eec5 | 662 | // May 7, 2008 - jet trigger |
663 | new TH1F("06_hJetTriggerPhi", "%phi of COG of jet trigger patch", 110, 80., 190.); | |
664 | new TH1F("07_hJetTriggerEta", "%eta of COG of jet trigger patch", 70, -0.7, +0.7); | |
c0e92bad | 665 | // |
f544eec5 | 666 | new TH1F("08_hMaxAmp2x2", "max Amp 2x2", 1000, 0.0, pow(2.,14.)); |
667 | new TH1F("09_hAmpOutOf2x2", "Amp out of patch 2x2", 1000, 0.0, pow(2.,14.)); | |
668 | new TH1F("10_hMaxAmpnxn", "max Amp NXN", 1000, 0.0, pow(2.,14.)); | |
669 | new TH1F("11_hAmpOutOfnxn", "Amp out of patch nxn", 1000, 0.0, pow(2.,14.)); | |
670 | // May 7, 2008 - jet trigger | |
671 | for(Int_t i=0; i<nTrig; i++) { | |
672 | new TH1F(Form("%2.2i_hJetPatchAmp%2.2i",i+12,i), Form("jet patch amplitude : jet trig %i",i), | |
673 | 1000, 0.0, pow(2.,14.)); | |
674 | } | |
c0e92bad | 675 | // For checking |
676 | Double_t maxEdigit=100., maxN=1000., maxPC = 200.; | |
677 | if(scale==1) { | |
678 | maxN *= 10.; | |
679 | maxPC *= 10.; | |
680 | } | |
f544eec5 | 681 | Int_t ind = 12+nTrig; |
682 | new TH1F(Form("%2.2i_hDigitsAmp",ind++), "amplitude of digits (PC) ", 1001, -0.5, 1000.5); | |
683 | new TH1F(Form("%2.2i_hDigitsE",ind++), " energy of digits (PC)", 1000, 0.0, maxEdigit); | |
684 | new TH1F(Form("%2.2i_hNDigitsInPCs",ind++), " number of digits in PC's", 1000, 0.0, maxN); | |
685 | new TH1F(Form("%2.2i_hEinInPCs",ind++), " energy in PC's", 200, 0.0, maxPC); | |
c0e92bad | 686 | |
687 | return MoveHistsToList("TriggerLiOfHists", toBrowser); | |
688 | } | |
689 | ||
690 | void AliEMCALHistoUtilities::FillTriggersListOfHists(TList *l, TArrayF *triggerPosition, TArrayF *triggerAmplitudes) | |
691 | { | |
692 | // Oct 22, 2007 - trigger technical assurance | |
693 | if(l==0) { | |
694 | printf("<E> FillTriggersListOfHists() : list of hists undefined. \n"); | |
695 | return; | |
696 | } | |
f544eec5 | 697 | for(int i=0; i<triggerPosition->GetSize(); i++) { |
698 | FillH1(l, i, double(triggerPosition->At(i))); | |
c0e92bad | 699 | } |
f544eec5 | 700 | |
701 | for(int i=0; i<triggerAmplitudes->GetSize(); i++) { | |
702 | FillH1(l, triggerPosition->GetSize() + i, double(triggerAmplitudes->At(i)) ); | |
c0e92bad | 703 | } |
704 | } | |
705 | ||
706 | // Jet(s) kinematics | |
707 | TList* AliEMCALHistoUtilities::GetJetsListOfHists(Int_t njet, Bool_t toBrowser) | |
708 | { | |
709 | // Oct 30, 2007 | |
710 | gROOT->cd(); | |
711 | TH1::AddDirectory(1); | |
712 | new TH1F("00_nJet", "number of jets in Pythia",5, -0.5, +4.5); | |
713 | int ic=1; | |
714 | for(Int_t ij=0; ij<njet; ij++) | |
715 | { | |
716 | new TH1F(Form("%2.2i_EtaOfJet%i",ic++,ij), Form("#eta of jet (%i)",ij),80, -2., 2.); | |
717 | new TH1F(Form("%2.2i_ThetaOfJet%i",ic++,ij), Form("#theta(degree) of jet (%i)",ij), | |
718 | 180, 0.0, 180.); | |
719 | new TH1F(Form("%2.2i_PhiOfJet%i",ic++,ij), Form("#phi(degree) of jet (%i)",ij), | |
720 | 180, 0.0, 360.); | |
721 | new TH1F(Form("%2.2i_PtOfJet%i",ic++,ij), Form(" p_{T} of jet (%i)",ij), | |
722 | 200, 0.0, 200.); | |
723 | new TH1F(Form("%2.2i_EOfJet%i",ic++,ij), Form(" E of jet (%i)",ij), | |
724 | 200, 0.0, 200.); | |
725 | } | |
726 | ||
727 | return MoveHistsToList("JetLiOfHists", toBrowser); | |
728 | } | |
729 | ||
0bc916ec | 730 | //void AliEMCALHistoUtilities::FillJetKineListOfHists(TList *l, AliRunLoader* rl, TLorentzVector &goodJet) |
731 | //{ | |
732 | // // Oct 30, 2007; Nov 07; | |
733 | // // goodJet - output; only one jet with EMCAL acceptance | |
734 | // | |
735 | // // Bad case | |
736 | // goodJet.SetPxPyPzE(0., 0., 0., 0.); | |
737 | // | |
738 | // if(l==0 || rl==0) return; | |
739 | // //try to get trigger jet info | |
740 | // AliHeader* alih = rl->GetHeader(); | |
741 | // if (alih == 0) return; | |
742 | // | |
743 | // AliGenEventHeader * genh = alih->GenEventHeader(); | |
744 | // if (genh == 0) return; | |
745 | // | |
746 | // AliGenPythiaEventHeader* genhpy = dynamic_cast<AliGenPythiaEventHeader *>(genh); | |
747 | // if(genhpy==0) return; // Not Pythia | |
748 | // | |
749 | // Int_t nj = genhpy->NTriggerJets(); | |
750 | // FillH1(l, 0, double(nj)); | |
751 | // | |
752 | // TLorentzVector* jets[4]; | |
753 | // nj = nj>4?4:nj; | |
754 | // | |
755 | // int ic=1; | |
756 | // for (Int_t i=0; i< nj; i++) { | |
757 | // Float_t p[4]; | |
758 | // genhpy->TriggerJet(i,p); | |
759 | // jets[i] = new TLorentzVector(p); | |
760 | // FillH1(l, ic++, jets[i]->Eta()); | |
761 | // FillH1(l, ic++, jets[i]->Theta()*TMath::RadToDeg()); | |
762 | // FillH1(l, ic++, TVector2::Phi_0_2pi(jets[i]->Phi())*TMath::RadToDeg()); | |
763 | // FillH1(l, ic++, jets[i]->Pt()); | |
764 | // FillH1(l, ic++, jets[i]->E()); | |
765 | // | |
766 | // //printf(" %i pj %f %f %f %f : ic %i\n", i, p[0], p[1], p[2], p[3], ic); | |
767 | // if(ic >= l->GetSize()) break; | |
768 | // } | |
769 | // if(nj==1) { | |
770 | // Double_t eta=jets[0]->Eta(), phi=TVector2::Phi_0_2pi(jets[0]->Phi())*TMath::RadToDeg(); | |
771 | // if(TMath::Abs(eta)<0.5 && (phi>90.&&phi<180.)) { | |
772 | // goodJet = (*jets[0]); | |
773 | // } | |
774 | // } | |
775 | //} |