1 // **************************************************************************
2 // * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 // * Author: The ALICE Off-line Project. *
5 // * Contributors are mentioned in the code where appropriate. *
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 // **************************************************************************
17 #include "AliRICHParam.h"
18 #include "AliRICHChamber.h"
19 #include "AliRICHTracker.h"
20 #include "AliRICHHelix.h"
21 //#include <TArrayF.h>
22 #include <TGeometry.h>
27 #include <TObjArray.h>
28 #include <TParticle.h>
30 #include <AliHeader.h>
31 #include <AliGenEventHeader.h>
32 #include <AliGenHijingEventHeader.h>
35 #include <AliRunDigitizer.h>
38 #include <TVirtualMC.h>
41 #include <TBenchmark.h>
44 #include <AliTracker.h>
45 #include <AliRawDataHeader.h>
46 #include <TLatex.h> //Display()
47 #include <TCanvas.h> //Display()
48 #include <TGraph.h> //Display()
49 #include <TStyle.h> //Display()
50 #include <TMarker.h> //Display()
53 //__________________________________________________________________________________________________
57 <img src="gif/alirich.gif">
60 //__________________________________________________________________________________________________
61 AliRICH::AliRICH():AliDetector(),fParam(0), fSdigits(0),fNsdigits(0),fDigs(0),fClus(0)
63 //Default ctor should not contain any new operators
64 //AliDetector ctor deals with Hits and Digits
65 for(int i=0;i<kNchambers;i++) fNdigs[i] =0;
66 for(int i=0;i<kNchambers;i++) fNclus[i]=0;
67 // fCounters.ResizeTo(20); fCounters.Zero();
69 //__________________________________________________________________________________________________
70 AliRICH::AliRICH(const char *name, const char *title)
71 :AliDetector(name,title),fParam(new AliRICHParam),fSdigits(0),fNsdigits(0),fDigs(0),fClus(0)
75 //AliDetector ctor deals with Hits and Digits (reset them to 0, does not create them)
76 HitsCreate(); gAlice->GetMCApp()->AddHitList(fHits);
77 fCounters.ResizeTo(20); fCounters.Zero();
79 }//AliRICH::AliRICH(const char *name, const char *title)
80 //__________________________________________________________________________________________________
86 if(fParam) delete fParam;
88 if(fHits) delete fHits;
89 if(fSdigits) delete fSdigits;
90 if(fDigits) delete fDigits;
91 if(fDigs) {fDigs->Delete(); delete fDigs;}
92 if(fClus) {fClus->Delete(); delete fClus;}
94 }//AliRICH::~AliRICH()
95 //__________________________________________________________________________________________________
96 void AliRICH::Hits2SDigits()
98 // Create a list of sdigits corresponding to list of hits. Every hit generates one or more sdigits.
100 for(Int_t iEventN=0;iEventN<GetLoader()->GetRunLoader()->GetAliRun()->GetEventsPerRun();iEventN++){//events loop
101 GetLoader()->GetRunLoader()->GetEvent(iEventN);//get next event
103 if(!GetLoader()->TreeH()) GetLoader()->LoadHits(); GetLoader()->GetRunLoader()->LoadHeader();
104 if(!GetLoader()->GetRunLoader()->TreeK()) GetLoader()->GetRunLoader()->LoadKinematics();//from
105 if(!GetLoader()->TreeS()) GetLoader()->MakeTree("S"); MakeBranch("S");//to
107 for(Int_t iPrimN=0;iPrimN<GetLoader()->TreeH()->GetEntries();iPrimN++){//prims loop
108 GetLoader()->TreeH()->GetEntry(iPrimN);
109 for(Int_t iHitN=0;iHitN<Hits()->GetEntries();iHitN++){//hits loop
110 AliRICHHit *pHit=(AliRICHHit*)Hits()->At(iHitN);//get current hit
111 TVector2 x2 = C(pHit->C())->Mrs2Anod(0.5*(pHit->InX3()+pHit->OutX3()));//hit position in the anod plane
112 Int_t iTotQdc=P()->TotQdc(x2,pHit->Eloss());//total charge produced by hit, 0 if hit in dead zone
113 if(iTotQdc==0) continue;
115 //need to quantize the anod....
116 TVector padHit=AliRICHParam::Loc2Pad(x2);
117 TVector2 padHitXY=AliRICHParam::Pad2Loc(padHit);
119 if((x2.Y()-padHitXY.Y())>0) anod.Set(x2.X(),padHitXY.Y()+AliRICHParam::PitchAnod()/2);
120 else anod.Set(x2.X(),padHitXY.Y()-AliRICHParam::PitchAnod()/2);
121 //end to quantize anod
123 TVector area=P()->Loc2Area(anod);//determine affected pads, dead zones analysed inside
124 AliDebug(1,Form("hitanod(%6.2f,%6.2f)->area(%3.0f,%3.0f)-(%3.0f,%3.0f) QDC=%4i",anod.X(),anod.Y(),area[0],area[1],area[2],area[3],iTotQdc));
126 for(pad[1]=area[1];pad[1]<=area[3];pad[1]++)//affected pads loop
127 for(pad[0]=area[0];pad[0]<=area[2];pad[0]++){
128 Double_t padQdc=iTotQdc*P()->FracQdc(anod,pad);
129 AliDebug(1,Form("current pad(%3.0f,%3.0f) with QDC =%6.2f",pad[0],pad[1],padQdc));
130 if(padQdc>0.1) SDigitAdd(pHit->C(),pad,padQdc,GetLoader()->GetRunLoader()->Stack()->Particle(pHit->GetTrack())->GetPdgCode(),pHit->GetTrack());
131 }//affected pads loop
134 GetLoader()->TreeS()->Fill();
135 GetLoader()->WriteSDigits("OVERWRITE");
138 GetLoader()->UnloadHits(); GetLoader()->GetRunLoader()->UnloadHeader(); GetLoader()->GetRunLoader()->UnloadKinematics();
139 GetLoader()->UnloadSDigits();
142 //__________________________________________________________________________________________________
143 void AliRICH::Digits2Raw()
145 //Loops over all digits and creates raw data files in DDL format. GetEvent() is done outside (AliSimulation)
146 //RICH has 2 DDL per chamber, even number for right part(2-4-6) odd number for left part(1-3-5)
147 //RICH has no any propriate header just uses the common one
148 //Each PC is divided by 8 rows counted from 1 to 8 from top to bottom for left PCs(1-3-5) and from bottom to top for right PCc(2-4-6) (denoted rrrrr 5 bits 32 values)
149 //Each raw is composed from 10 DILOGIC chips counted from left to right from 1 to 10 (denoted dddd 4 bits 16 values)
150 //Each DILOGIC chip serves 48 channels counted from 0 to 47 (denoted aaaaaa 6 bits 64 values)
151 //So RICH info word is 32 bits word with structure: 0000 0rrr rrdd ddaa aaaa qqqq qqqq qqqq (five 0 five r six a twelve q) with QDC (denoted q...q 12 bits 4096 values)
152 AliDebug(1,"Start.");
153 GetLoader()->LoadDigits();
154 GetLoader()->TreeD()->GetEntry(0);
156 Int_t kRichOffset=0x700; //currently one DDL per 3 sectors
158 ofstream file135,file246;//output streams 2 DDL per chamber
159 AliRawDataHeader header;//empty DDL miniheader
160 UInt_t word32=1; //32 bits data word
162 for(Int_t iChN=1;iChN<=kNchambers;iChN++){ //2 DDL per chamber open both in parallel
163 file135.open(Form("RICH_%4i.ddl",kRichOffset+2*iChN-1)); //left part of chamber; sectors 1-3-5 odd DDL number
164 file246.open(Form("RICH_%4i.ddl",kRichOffset+2*iChN)); //right part of chamber; sectors 2-4-6 even DDL number
165 //common DDL header defined by standart, now dummy as the total number of bytes is not yet known
166 file135.write((char*)&header,sizeof(header)); //dummy header just place holder
167 file246.write((char*)&header,sizeof(header)); //actual will be written later
169 Int_t counter135=0,counter246=0;//counts total number of records per DDL
171 for(Int_t iDigN=0;iDigN<Digits(iChN)->GetEntriesFast();iDigN++){//digits loop for a given chamber
172 AliRICHDigit *pDig=(AliRICHDigit*)Digits(iChN)->At(iDigN);
173 word32=UInt_t (pDig->Q()+0x400*pDig->X()+0x4000*pDig->Y()); //arbitrary structure
174 switch(pDig->S()){//readout by vertical sectors: 1,3,5-left DDL 2,4,6-right DDL
175 case 1: case 3: case 5: file135.write((char*)&word32,sizeof(word32)); counter135++; break;
176 case 2: case 4: case 6: file246.write((char*)&word32,sizeof(word32)); counter246++; break;
178 }//digits loop for a given chamber
179 //now count total byte number for each DDL file and rewrite actual header
180 header.fSize=sizeof(header)+counter135*sizeof(word32); header.SetAttribute(0); file135.seekp(0); file135.write((char*)&header,sizeof(header));
181 header.fSize=sizeof(header)+counter246*sizeof(word32); header.SetAttribute(0); file246.seekp(0); file246.write((char*)&header,sizeof(header));
182 file135.close(); file246.close();
184 GetLoader()->UnloadDigits();
187 //__________________________________________________________________________________________________
188 void AliRICH::BuildGeometry()
190 //Builds a TNode geometry for event display
193 TNode *node, *subnode, *top;
194 top=gAlice->GetGeometry()->GetNode("alice");
196 Float_t widx =P()->SectorSizeX();
197 Float_t leny =P()->SectorSizeY();
198 Float_t dz =P()->Zfreon()+P()->Zwin()+P()->Pc2Win();
199 Float_t dead =P()->DeadZone();
201 new TBRIK("RICH","RICH","void",widx+dead/2,leny+leny/2+dead,dz+0.1); //RICH chamber
202 new TBRIK("RPC" ,"RPC" ,"void",widx/2,leny/2,0.01); //RICH sector
204 for(int i=1;i<=P()->Nchambers();i++){
206 node = new TNode(Form("RICH%i",i),Form("RICH%i",i),"RICH",C(i)->Center().X(),C(i)->Center().Y(),C(i)->Center().Z(),C(i)->RotMatrixName());
207 node->SetLineColor(kRed);
209 subnode = new TNode("PHOTO1","PHOTO1","RPC",-widx/2-dead/2,-leny-dead/2,dz,"");
210 subnode->SetLineColor(kGreen);
211 fNodes->Add(subnode);
212 subnode = new TNode("PHOTO1","PHOTO1","RPC", widx/2+dead/2,-leny-dead/2,dz,"");
213 subnode->SetLineColor(kGreen);
214 fNodes->Add(subnode);
215 subnode = new TNode("PHOTO1","PHOTO1","RPC",-widx/2-dead/2, 0,dz,"");
216 subnode->SetLineColor(kGreen);
217 fNodes->Add(subnode);
218 subnode = new TNode("PHOTO1","PHOTO1","RPC", widx/2+dead/2, 0,dz,"");
219 subnode->SetLineColor(kGreen);
220 fNodes->Add(subnode);
221 subnode = new TNode("PHOTO1","PHOTO1","RPC",-widx/2-dead/2, leny+dead/2,dz,"");
222 subnode->SetLineColor(kGreen);
223 fNodes->Add(subnode);
224 subnode = new TNode("PHOTO1","PHOTO1","RPC", widx/2+dead/2, leny+dead/2,dz,"");
225 subnode->SetLineColor(kGreen);
226 fNodes->Add(subnode);
231 }//void AliRICH::BuildGeometry()
232 //__________________________________________________________________________________________________
233 void AliRICH::CreateMaterials()
235 // Definition of available RICH materials
237 Int_t material=0; //tmp material id number
238 Float_t a=0,z=0,den=0,radl=0,absl=0; //tmp material parameters
240 Float_t tmaxfd=-10.0, deemax=-0.2, stemax=-0.1,epsil=0.001, stmin=-0.001;
241 Int_t isxfld = gAlice->Field()->Integ();
242 Float_t sxmgmx = gAlice->Field()->Max();
244 Float_t aAir[4]={12,14,16,36}; Float_t zAir[4]={6,7,8,18}; Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};//total 0.9999999
245 AliMixture(++material, "RichAir",aAir,zAir,den=0.00120479,4,wAir); //1 (Air) 0.01% C 75% N 23% O 1% Ar
246 AliMedium(kAir, "RichAir",material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
248 AliMixture(++material, "RichAerogel",aAir,zAir,den=P()->DenGel(),4,wAir); //Aerogel represented by Air
249 AliMedium(kGel, "RichAerogel",material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
251 AliMixture(++material, "RichAerogelReflector",aAir,zAir,den=P()->DenGel(),4,wAir); //Aerogel reflector represented by Air
252 AliMedium(kReflector, "RichAerogelReflector",material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
254 AliMaterial(++material, "RichRohacell", a=12.01,z=6.0, den=0.1, radl=18.8, absl=0); //2 Rohacell 51 C-equiv radl rad cover
255 AliMedium(kRoha, "RichRohacell", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
257 Float_t aQuartz[2]={28.09,16.0}; Float_t zQuartz[2]={14.00, 8.0}; Float_t wQuartz[2]={1,2};
258 AliMixture(++material, "RichSiO2",aQuartz,zQuartz,den=2.64,-2, wQuartz); //3 Quarz (SiO2) -trasparent rad window
259 AliMedium(kSiO2, "RichSiO2",material, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
261 Float_t aFreon[2]={12,19}; Float_t zFreon[2]={6,9}; Float_t wmatFreon[2]={6,14}; // C12-6 F19-9
262 AliMixture(++material, "RichC6F14",aFreon,zFreon,den=1.68,-2,wmatFreon); //4 Freon (C6F14)
263 AliMedium(kC6F14, "RichC6F14",material, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
265 Float_t aMethane[2]={12.01,1}; Float_t zMethane[2]={6,1}; Float_t wMethane[2]={1,4};
266 AliMixture (++material, "RichCH4", aMethane, zMethane, den=7.17e-4,-2, wMethane); //5,9 methane (CH4) normal and for Gap
267 AliMedium(kCH4, "RichCH4" , material, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
268 AliMixture (++material, "RichCH4gap", aMethane, zMethane, den=7.17e-4,-2, wMethane); //5,9 methane (CH4) normal and for Gap
269 AliMedium(kGap, "RichCH4gap", material, 1, isxfld, sxmgmx, tmaxfd, 0.1 , -deemax, epsil, -stmin);
271 AliMaterial(++material, "RichCsI", a=12.01,z=6.0, den=0.1, radl=18.8, absl=0); //6 CsI-radl equivalent
272 AliMedium(kCsI, "RichCsI", material, 1, isxfld, sxmgmx,tmaxfd, stemax, deemax, epsil, stmin);
274 AliMaterial(++material, "RichGridCu", a=63.54,z=29.0,den=8.96, radl=1.43, absl=0); //7 anode grid (Cu)
275 AliMedium(kGridCu, "RichGridCu", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
277 AliMaterial(++material, "RichPcbCu", a=63.54,z=29.0,den=8.96, radl=1.4, absl=0); //12 Cu
278 AliMedium(kCu, "RichPcbCu", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
280 AliMixture (++material, "RichOpSiO2",aQuartz, zQuartz, den=2.64, -2, wQuartz); //8 Quarz (SiO2) - opaque
281 AliMedium(kOpSiO2, "RichOpSiO2",material, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
283 AliMaterial(++material, "RichAl", a=26.98,z=13.0,den=2.699, radl=8.9, absl=0); //10 aluminium sheet (Al)
284 AliMedium(kAl, "RichAl", material, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
286 Float_t aGlass[5]={12.01,28.09,16,10.8,23}; Float_t zGlass[5]={6,14,8,5,11}; Float_t wGlass[5]={0.5,0.105,0.355,0.03,0.01};
287 AliMixture(++material,"RichGlass",aGlass, zGlass, den=1.74, 5, wGlass); //11 Glass 50%-C 10.5%-Si 35.5%-O 3%-B 1%-Na
288 AliMedium(kGlass, "RichGlass", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
290 AliMaterial(++material, "RichW", a=183.84,z=74.0,den=19.3, radl=0.35, absl=185.0/den); //13 W - anod wires
291 AliMedium(kW, "RichW", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
294 if(P()->IsRadioSrc()){
295 AliInfo("Special radioactive source materials");
296 AliMaterial(++material, "RichSteel", a=55.845,z=26.0,den=7.87, radl=1.76, absl=131.9/den); //14 Steel (Fe)
297 AliMedium(kSteel, "RichSteel", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
299 AliMaterial(++material, "RichPerpex", a=63.54,z=29.0,den=8.96, radl=1.4, absl=0); //15 Perpex
300 AliMedium(kPerpex, "RichPerpex", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
302 AliMaterial(++material, "RichSr90", a=87.62,z=38.0,den=2.54, radl=4.24, absl=0); //16 Sr90
303 AliMedium(kSr90, "RichSr90", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
305 Float_t aMylar[5]={12.01,1,16}; Float_t zMylar[5]={6,1,8}; Float_t wMylar[5]={5,4,5}; //17 Mylar C5H4O5
306 AliMixture(++material,"RichMylar",aMylar, zMylar, den=1.39, -3, wMylar);
307 AliMedium(kMylar, "RichMylar", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
310 //Optical properties:
311 #include "Opticals.h"
312 gMC->SetCerenkov((*fIdtmed)[kAir] , kNbins, aPckov, aAbsCH4 , aQeAll, aIdxCH4); //1 Air
313 gMC->SetCerenkov((*fIdtmed)[kRoha] , kNbins, aPckov, aAbsCH4 , aQeAll, aIdxCH4); //2 Honeycomb
314 gMC->SetCerenkov((*fIdtmed)[kSiO2] , kNbins, aPckov, aAbsSiO2 , aQeAll, aIdxSiO2); //3 Quartz SiO2
315 gMC->SetCerenkov((*fIdtmed)[kC6F14] , kNbins, aPckov, aAbsC6F14 , aQeAll, aIdxC6F14); //4 Freon C6F14
316 gMC->SetCerenkov((*fIdtmed)[kCH4] , kNbins, aPckov, aAbsCH4 , aQeAll, aIdxCH4); //5 Methane CH4
317 gMC->SetCerenkov((*fIdtmed)[kCsI] , kNbins, aPckov, aAbsCsI , aQeCsI, aIdxCH4); //6 CsI
318 gMC->SetCerenkov((*fIdtmed)[kGridCu] , kNbins, aPckov, aAbsGrid , aQeAll, aIdxMetal); //7 grid Cu
319 gMC->SetCerenkov((*fIdtmed)[kOpSiO2] , kNbins, aPckov, aAbsOpSiO2 , aQeAll, aIdxMetal); //8 Opaque quartz SiO2
320 gMC->SetCerenkov((*fIdtmed)[kGap] , kNbins, aPckov, aAbsCH4 , aQeAll, aIdxCH4); //9 Special methane gap
321 gMC->SetCerenkov((*fIdtmed)[kAl] , kNbins, aPckov, aAbsGrid , aQeAll, aIdxMetal); //10 Aluminium
322 gMC->SetCerenkov((*fIdtmed)[kGlass] , kNbins, aPckov, aAbsOpSiO2 , aQeAll, aIdxMetal); //11 Glass
323 gMC->SetCerenkov((*fIdtmed)[kGel] , kNbins, aPckov, aAbsGel , aQeAll, aIdxGel); //12 Aerogel
324 gMC->SetCerenkov((*fIdtmed)[kReflector], kNbins, aPckov, aAbsRef , aQeAll, aIdxMetal); //13 Aerogel reflector
325 }//void AliRICH::CreateMaterials()
326 //__________________________________________________________________________________________________
327 Float_t AliRICH::Fresnel(Float_t ene,Float_t pdoti, Bool_t pola)
330 //ENE(EV), PDOTI=COS(INC.ANG.), PDOTR=COS(POL.PLANE ROT.ANG.)
332 Float_t en[36] = {5.0,5.1,5.2,5.3,5.4,5.5,5.6,5.7,5.8,5.9,6.0,6.1,6.2,
333 6.3,6.4,6.5,6.6,6.7,6.8,6.9,7.0,7.1,7.2,7.3,7.4,7.5,7.6,7.7,
334 7.8,7.9,8.0,8.1,8.2,8.3,8.4,8.5};
335 Float_t csin[36] = {2.14,2.21,2.33,2.48,2.76,2.97,2.99,2.59,2.81,3.05,
336 2.86,2.53,2.55,2.66,2.79,2.96,3.18,3.05,2.84,2.81,2.38,2.11,
337 2.01,2.13,2.39,2.73,3.08,3.15,2.95,2.73,2.56,2.41,2.12,1.95,
339 Float_t csik[36] = {0.,0.,0.,0.,0.,0.196,0.408,0.208,0.118,0.49,0.784,0.543,
340 0.424,0.404,0.371,0.514,0.922,1.102,1.139,1.376,1.461,1.253,0.878,
341 0.69,0.612,0.649,0.824,1.347,1.571,1.678,1.763,1.857,1.824,1.824,
344 Int_t j=Int_t(xe*10)-49;
345 Float_t cn=csin[j]+((csin[j+1]-csin[j])/0.1)*(xe-en[j]);
346 Float_t ck=csik[j]+((csik[j+1]-csik[j])/0.1)*(xe-en[j]);
348 //FORMULAE FROM HANDBOOK OF OPTICS, 33.23 OR
349 //W.R. HUNTER, J.O.S.A. 54 (1964),15 , J.O.S.A. 55(1965),1197
351 Float_t sinin=TMath::Sqrt(1-pdoti*pdoti);
352 Float_t tanin=sinin/pdoti;
354 Float_t c1=cn*cn-ck*ck-sinin*sinin;
355 Float_t c2=4*cn*cn*ck*ck;
356 Float_t aO=TMath::Sqrt(0.5*(TMath::Sqrt(c1*c1+c2)+c1));
357 Float_t b2=0.5*(TMath::Sqrt(c1*c1+c2)-c1);
359 Float_t rs=((aO-pdoti)*(aO-pdoti)+b2)/((aO+pdoti)*(aO+pdoti)+b2);
360 Float_t rp=rs*((aO-sinin*tanin)*(aO-sinin*tanin)+b2)/((aO+sinin*tanin)*(aO+sinin*tanin)+b2);
363 //CORRECTION FACTOR FOR SURFACE ROUGHNESS
364 //B.J. STAGG APPLIED OPTICS, 30(1991),4113
367 Float_t lamb=1240/ene;
370 Float_t rO=TMath::Exp(-(4*TMath::Pi()*pdoti*sigraf/lamb)*(4*TMath::Pi()*pdoti*sigraf/lamb));
374 Float_t pdotr=0.8; //DEGREE OF POLARIZATION : 1->P , -1->S
375 fresn=0.5*(rp*(1+pdotr)+rs*(1-pdotr));
383 //__________________________________________________________________________________________________
384 void AliRICH::MakeBranch(Option_t* option)
386 //Create Tree branches for the RICH.
387 AliDebug(1,Form("Start with option= %s.",option));
389 const Int_t kBufferSize = 4000;
391 const char *cH = strstr(option,"H");
392 const char *cD = strstr(option,"D");
393 const char *cR = strstr(option,"R");
394 const char *cS = strstr(option,"S");
397 HitsCreate(); //branch will be created in AliDetector::MakeBranch
399 AliDetector::MakeBranch(option);//this is after cH because we need to guarantee that fHits array is created
401 if(cS&&fLoader->TreeS()){//S
402 SDigitsCreate(); MakeBranchInTree(fLoader->TreeS(),"RICH",&fSdigits,kBufferSize,0) ;
405 if(cD&&fLoader->TreeD()){//D
407 for(Int_t i=0;i<kNchambers;i++){
408 MakeBranchInTree(fLoader->TreeD(),Form("%s%d",GetName(),i+1),&((*fDigs)[i]),kBufferSize,0);
412 if(cR&&fLoader->TreeR()){//R
414 for(Int_t i=0;i<kNchambers;i++)
415 MakeBranchInTree(fLoader->TreeR(),Form("%sClusters%d",GetName(),i+1), &((*fClus)[i]), kBufferSize, 0);
418 }//void AliRICH::MakeBranch(Option_t* option)
419 //__________________________________________________________________________________________________
420 void AliRICH::SetTreeAddress()
422 //Set branch address for the Hits and Digits Tree.
423 AliDebug(1,"Start.");
427 if(fLoader->TreeH()){//H
428 AliDebug(1,"tree H is requested.");
429 HitsCreate();//branch map will be in AliDetector::SetTreeAddress
431 AliDetector::SetTreeAddress();//this is after TreeH because we need to guarantee that fHits array is created
433 if(fLoader->TreeS()){//S
434 AliDebug(1,"tree S is requested.");
435 branch=fLoader->TreeS()->GetBranch(GetName()); if(branch){SDigitsCreate(); branch->SetAddress(&fSdigits);}
438 if(fLoader->TreeD()){//D
439 AliDebug(1,"tree D is requested.");
440 for(int i=0;i<kNchambers;i++){
441 branch=fLoader->TreeD()->GetBranch(Form("%s%d",GetName(),i+1));
442 if(branch){DigitsCreate(); branch->SetAddress(&((*fDigs)[i]));}
446 if(fLoader->TreeR()){//R
447 AliDebug(1,"tree R is requested.");
448 for(int i=0;i<kNchambers;i++){
449 branch=fLoader->TreeR()->GetBranch(Form("%sClusters%d" ,GetName(),i+1));
450 if(branch){ClustersCreate(); branch->SetAddress(&((*fClus)[i]));}
454 }//void AliRICH::SetTreeAddress()
455 //__________________________________________________________________________________________________
456 void AliRICH::Print(Option_t *option)const
459 TObject::Print(option);
462 }//void AliRICH::Print(Option_t *option)const
463 //__________________________________________________________________________________________________
464 void AliRICH::ControlPlots()
466 //Creates a set of QA hists to control the results of simulation. Hists are in file $HOME/RCP.root
467 TH1F *pElecP=0 ,*pMuonP=0 ,*pPionP=0 ,*pKaonP=0 ,*pProtP=0, //stack particles
468 *pHxD=0,*pHyD=0,*pHxSd=0,*pHySd=0, //diff hit position - digit sdigit position
470 *pQdcH1=0, *pSizeH1=0,
471 *pPureMipQdcH1=0,*pPureMipSizeH1=0,
472 *pPureCerQdcH1=0,*pPureCerSizeH1=0,
473 *pPureFeeQdcH1=0,*pPureFeeSizeH1=0,
474 *pMipQdcH1=0, *pPhotQdcH1=0;
475 TH2F *pMapH2=0,*pPureMipMapH2=0,*pPureCerMapH2=0,*pPureFeeMapH2=0;
476 TH1F *pelecRadius=0,*pprotRadius=0,*pprotbarRadius=0;
477 //load all information
478 GetLoader()->GetRunLoader()->LoadHeader();
479 GetLoader()->GetRunLoader()->LoadKinematics();
480 GetLoader()->LoadHits();
481 Bool_t isSdig=0;//!GetLoader()->LoadSDigits();
482 Bool_t isDig =0;//!GetLoader()->LoadDigits();
483 Bool_t isClus=!GetLoader()->LoadRecPoints();
485 gBenchmark->Start("ControlPlots");
487 TFile *pFile = new TFile("$(HOME)/RCP.root","RECREATE");
489 pElecP=new TH1F("Pelec","Electrons made hit in RICH;p [GeV]",1000,-30,30);
490 pMuonP=new TH1F("Pmuon","Muons made hit in RICH;p [GeV]",1000,-30,30);
491 pPionP=new TH1F("Ppion","Pions made hit in RICH;p [GeV]",1000,-30,30);
492 pKaonP=new TH1F("Pkaon","Kaon made hit in RICH;p [GeV]",1000,-30,30);
493 pProtP=new TH1F("Pprot","Protons made hit in RICH;p [GeV]",1000,-30,30);
494 pelecRadius=new TH1F("elecRadius","elec",600,0.,600.);
495 pprotRadius=new TH1F("protRadius","elec",600,0.,600.);
496 pprotbarRadius=new TH1F("protbarRadius","elec",600,0.,600.);
499 AliInfo("SDigits available");
500 pHxSd=new TH1F("DiffHitSDigitX","Hit-SDigit diff X all chambers;diff [cm]",300,-10,10);
501 pHySd=new TH1F("DiffHitSDigitY","Hit-SDigit diff Y all chambers;diff [cm]",300,-10,10);
505 AliInfo("Digits available");
506 pHxD=new TH1F("DiffHitDigitX","Hit-Digit diff X all chambers;diff [cm]",300,-10,10);
507 pHyD=new TH1F("DiffHitDigitY","Hit-Digit diff Y all chambers;diff [cm]",300,-10,10);
511 AliInfo("Clusters available");
512 pNumClusH1=new TH1F("NumClusPerEvent","Number of clusters per event;number",50,0,49);
514 pQdcH1 =new TH1F("ClusQdc", "Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
515 pSizeH1 =new TH1F("ClusSize", "Cluster size all chambers;size [number of pads in cluster]",100,0,100);
516 pMapH2 =new TH2F("ClusMap", "Cluster map;x [cm];y [cm]",1000,0,P()->PcSizeX(),1000,0,P()->PcSizeY());
518 pMipQdcH1 =new TH1F("QdcMip" ,"MIP Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
519 pPhotQdcH1 =new TH1F("QdcPhot" ,"Cer+Fee Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
521 pPureMipQdcH1 =new TH1F("QdcPureMip" ,"MIP only Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
522 pPureMipSizeH1=new TH1F("SizePureMip" ,"MIP only Cluster size all chambers;size [number of pads in cluster]",100,0,100);
523 pPureMipMapH2 =new TH2F("MapPureMip" ,"MIP only Cluster map;x [cm];y [cm]",1000,0,P()->PcSizeX(),1000,0,P()->PcSizeY());
525 pPureCerQdcH1 =new TH1F("QdcPureCer" ,"Cerenkov only Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
526 pPureCerSizeH1=new TH1F("SizePureCer" ,"Cernekov only Cluster size all chambers;size [number of pads in cluster]",100,0,100);
527 pPureCerMapH2 =new TH2F("MapPureCer" ,"Cerenkov only Cluster map;x [cm];y [cm]",1000,0,P()->PcSizeX(),1000,0,P()->PcSizeY());
529 pPureFeeQdcH1 =new TH1F("QdcPureFee" ,"Feedback only Cluster Charge all chambers;q [QDC]",P()->MaxQdc(),0,P()->MaxQdc());
530 pPureFeeSizeH1=new TH1F("SizePureFee" ,"Feedback only Cluster size all chambers;size [number of pads in cluster]",100,0,100);
531 pPureFeeMapH2 =new TH2F("MapPureFee" ,"Feedback only Cluster map;x [cm];y [cm]",1000,0,P()->PcSizeX(),1000,0,P()->PcSizeY());
534 //end of hists booking
535 for(Int_t iEvtN=0;iEvtN < GetLoader()->GetRunLoader()->GetAliRun()->GetEventsPerRun();iEvtN++){//events loop
536 GetLoader()->GetRunLoader()->GetEvent(iEvtN); //get current event
538 for(Int_t iPrimN=0;iPrimN < GetLoader()->TreeH()->GetEntries();iPrimN++){//hit tree loop
539 GetLoader()->TreeH()->GetEntry(iPrimN);
540 for(Int_t j=0;j<Hits()->GetEntries();j++){//hits loop
541 AliRICHHit *pHit = (AliRICHHit*)Hits()->At(j);
542 TParticle *pParticle = GetLoader()->GetRunLoader()->Stack()->Particle(pHit->GetTrack());//get particle produced this hit
543 Double_t dRadius = TMath::Sqrt(pParticle->Vx()*pParticle->Vx()+pParticle->Vy()*pParticle->Vy()+pParticle->Vz()*pParticle->Vz());
544 switch(pParticle->GetPdgCode()){
545 case kPositron : pElecP->Fill( pParticle->P());pelecRadius->Fill(dRadius); break;
546 case kElectron : pElecP->Fill(-pParticle->P());pelecRadius->Fill(dRadius); break;
548 case kMuonPlus : pMuonP->Fill( pParticle->P()); break;
549 case kMuonMinus: pMuonP->Fill(-pParticle->P()); break;
551 case kPiPlus : pPionP->Fill( pParticle->P()); break;
552 case kPiMinus : pPionP->Fill(-pParticle->P()); break;
554 case kKPlus : pKaonP->Fill( pParticle->P()); break;
555 case kKMinus : pKaonP->Fill(-pParticle->P()); break;
557 case kProton : pProtP->Fill( pParticle->P()); pprotRadius->Fill(dRadius); break;
558 case kProtonBar: pProtP->Fill(-pParticle->P()); pprotbarRadius->Fill(dRadius); break;
566 GetLoader()->TreeS()->GetEntry(0);
567 for(Int_t iSdigN=0;iSdigN<SDigits()->GetEntries();iSdigN++){//sdigits loop
568 AliRICHDigit *pSdig=(AliRICHDigit*)SDigits()->At(iSdigN); //get current sdigit pointer
569 AliRICHHit *pHit=Hit(pSdig->GetTrack(0)); //get hit of this sdigit (always one)
570 TVector2 hit2 =C(pHit->C())->Mrs2Pc(pHit->OutX3()); //this hit position in local system
571 TVector2 sdig2=P()->Pad2Loc(pSdig->Pad()); //center of pad for this sdigit
572 pHxSd->Fill(hit2.X()-sdig2.X());
573 pHySd->Fill(hit2.Y()-sdig2.Y());
577 if(isDig) GetLoader()->TreeD()->GetEntry(0);
578 if(isClus) GetLoader()->TreeR()->GetEntry(0);
580 for(Int_t iChamN=1;iChamN<=7;iChamN++){//chambers loop
582 for(Int_t iDigN=0;iDigN<Digits(iChamN)->GetEntries();iDigN++){//digits loop
583 AliRICHDigit *pDig=(AliRICHDigit*)Digits(iChamN)->At(iDigN);
584 AliRICHHit *pHit=Hit(pDig->GetTrack(0)); //get first hit of this digit
585 TVector2 hitV2=C(iChamN)->Mrs2Pc(pHit->OutX3());
586 TVector2 digV2=P()->Pad2Loc(pDig->Pad()); //center of pad for this digit
587 pHxD->Fill(hitV2.X()-digV2.X()); pHyD->Fill(hitV2.Y()-digV2.Y());
591 Int_t iNclusCham=Clusters(iChamN)->GetEntries(); if(iNclusCham) pNumClusH1->Fill(iNclusCham);//number of clusters per event
592 for(Int_t iClusN=0;iClusN<iNclusCham;iClusN++){//clusters loop
593 AliRICHCluster *pClus=(AliRICHCluster*)Clusters(iChamN)->At(iClusN);
594 pQdcH1 ->Fill(pClus->Q());
595 pSizeH1 ->Fill(pClus->Size());
596 pMapH2 ->Fill(pClus->X(),pClus->Y()); //common
598 if(pClus->IsSingleMip()) {pPureMipQdcH1 ->Fill(pClus->Q());
599 pPureMipSizeH1->Fill(pClus->Size());
600 pPureMipMapH2 ->Fill(pClus->X(),pClus->Y());}//Pure Mips
602 if(pClus->IsSingleCerenkov()){pPureCerQdcH1 ->Fill(pClus->Q());
603 pPureCerSizeH1->Fill(pClus->Size());
604 pPureCerMapH2 ->Fill(pClus->X(),pClus->Y());}//Pure Cerenkovs
606 if(pClus->IsSingleFeedback()){pPureFeeQdcH1 ->Fill(pClus->Q());
607 pPureFeeSizeH1->Fill(pClus->Size());
608 pPureFeeMapH2 ->Fill(pClus->X(),pClus->Y());}//Pure Feedbacks
610 if(pClus->IsMip()) {pMipQdcH1 ->Fill(pClus->Q());} //MIP+ other contributions
611 if(!pClus->IsPureMip()) pPhotQdcH1->Fill(pClus->Q()); //not MIP
615 Info("ControlPlots","Event %i processed.",iEvtN);
617 GetLoader()->UnloadHits();
618 if(isSdig) GetLoader()->UnloadSDigits();
619 if(isDig) GetLoader()->UnloadDigits();
620 if(isClus) GetLoader()->UnloadRecPoints();
622 GetLoader()->GetRunLoader()->UnloadHeader();
623 GetLoader()->GetRunLoader()->UnloadKinematics();
625 pFile->Write(); delete pFile;
627 gBenchmark->Show("ControlPlots");
629 //__________________________________________________________________________________________________
630 AliRICHHit* AliRICH::Hit(Int_t tid)const
632 //defines which hit provided by given tid for the currently loaded event
633 GetLoader()->LoadHits();
634 for(Int_t iPrimN=0;iPrimN<GetLoader()->TreeH()->GetEntries();iPrimN++){//prims loop
635 GetLoader()->TreeH()->GetEntry(iPrimN);
636 for(Int_t iHitN=0;iHitN<Hits()->GetEntries();iHitN++){
637 AliRICHHit *pHit=(AliRICHHit*)Hits()->At(iHitN);
638 if(tid==pHit->Track()) {GetLoader()->UnloadHits();return pHit;}
641 GetLoader()->UnloadHits();
644 //__________________________________________________________________________________________________
645 void AliRICH::HitsPrint(Int_t iEvtN)const
647 //Prints a list of RICH hits for a given event. Default is event number 0.
648 if(GetLoader()->GetRunLoader()->GetEvent(iEvtN)) return;
649 AliInfo(Form("List of RICH hits for event %i",iEvtN));
650 if(GetLoader()->LoadHits()) return;
653 for(Int_t iPrimN=0;iPrimN<GetLoader()->TreeH()->GetEntries();iPrimN++){//prims loop
654 GetLoader()->TreeH()->GetEntry(iPrimN);
656 iTotalHits+=Hits()->GetEntries();
658 GetLoader()->UnloadHits();
659 AliInfo(Form("totally %i hits",iTotalHits));
661 //__________________________________________________________________________________________________
662 void AliRICH::SDigitsPrint(Int_t iEvtN)const
664 //prints a list of RICH sdigits for a given event
665 if(GetLoader()->GetRunLoader()->GetEvent(iEvtN)) return;
666 Info("PrintSDigits","List of RICH sdigits for event %i",iEvtN);
667 if(GetLoader()->LoadSDigits()) return;
669 GetLoader()->TreeS()->GetEntry(0);
671 GetLoader()->UnloadSDigits();
672 Info("PrintSDigits","totally %i sdigits",SDigits()->GetEntries());
674 //__________________________________________________________________________________________________
675 void AliRICH::DigitsPrint(Int_t iEvtN)const
677 //prints a list of RICH digits for a given event
678 if(GetLoader()->GetRunLoader()->GetEvent(iEvtN)) return;
679 Info("PrintDigits","List of RICH digits for event %i",iEvtN);
680 if(GetLoader()->LoadDigits()) return;
682 Int_t iTotalDigits=0;
683 GetLoader()->TreeD()->GetEntry(0);
684 for(Int_t iChamber=1;iChamber<=kNchambers;iChamber++){
685 Digits(iChamber)->Print();
686 iTotalDigits+=Digits(iChamber)->GetEntries();
688 GetLoader()->UnloadDigits();
689 Info("PrintDigits","totally %i Digits",iTotalDigits);
691 //__________________________________________________________________________________________________
692 void AliRICH::OccupancyPrint(Int_t iEvtNreq)const
694 //prints occupancy for each chamber in a given event
695 Int_t iEvtNmin,iEvtNmax;
698 iEvtNmax=gAlice->GetEventsPerRun();
700 iEvtNmin=iEvtNreq;iEvtNmax=iEvtNreq+1;
703 if(GetLoader()->GetRunLoader()->LoadHeader()) return;
704 if(GetLoader()->GetRunLoader()->LoadKinematics()) return;
706 // Info("Occupancy","for event %i",iEvtN);
707 if(GetLoader()->LoadHits()) return;
708 if(GetLoader()->LoadDigits()) return;
710 Int_t totPadsPerChamber = AliRICHParam::NpadsX()*AliRICHParam::NpadsY();
712 Int_t nDigCh[kNchambers]={0,0,0,0,0,0,0};
713 Int_t iChHits[kNchambers]={0,0,0,0,0,0,0};
714 Int_t nPrim[kNchambers]={0,0,0,0,0,0,0};
715 Int_t nSec[kNchambers]={0,0,0,0,0,0,0};
717 for(Int_t iEvtN=iEvtNmin;iEvtN<iEvtNmax;iEvtN++){
718 if(iEvtN%10==0) AliInfo(Form("events processed %i",iEvtN));
719 if(GetLoader()->GetRunLoader()->GetEvent(iEvtN)) return;
720 AliStack *pStack = GetLoader()->GetRunLoader()->Stack();
721 for(Int_t iPrimN=0;iPrimN<GetLoader()->TreeH()->GetEntries();iPrimN++){//prims loop
722 GetLoader()->TreeH()->GetEntry(iPrimN);
723 for(Int_t iHitN=0;iHitN<Hits()->GetEntries();iHitN++){
724 AliRICHHit *pHit = (AliRICHHit *)Hits()->At(iHitN);
726 iChHits[pHit->C()-1]++;
727 if(pStack->Particle(pHit->GetTrack())->Rho()<0.01) nPrim[pHit->C()-1]++;else nSec[pHit->C()-1]++;
731 GetLoader()->TreeD()->GetEntry(0);
732 for(Int_t iChamber=1;iChamber<=kNchambers;iChamber++) nDigCh[iChamber-1]= Digits(iChamber)->GetEntries();
734 for(Int_t iChamber=1;iChamber<=kNchambers;iChamber++){
735 Double_t occupancy = (Double_t)nDigCh[iChamber-1]/(Double_t)totPadsPerChamber;
736 Info("Occupancy","for chamber %i = %4.2f %% and charged prim tracks %i and sec. tracks %i with total %i",
737 iChamber,occupancy*100.,nPrim[iChamber-1],nSec[iChamber-1],iChHits[iChamber-1]);
739 GetLoader()->UnloadHits();
740 GetLoader()->UnloadDigits();
741 GetLoader()->GetRunLoader()->UnloadHeader();
742 GetLoader()->GetRunLoader()->UnloadKinematics();
744 //__________________________________________________________________________________________________
745 void AliRICH::ClustersPrint(Int_t iEvtN)const
747 //prints a list of RICH clusters for a given event
748 AliInfo(Form("List of RICH clusters for event %i",iEvtN));
749 GetLoader()->GetRunLoader()->GetEvent(iEvtN);
750 if(GetLoader()->LoadRecPoints()) return;
752 Int_t iTotalClusters=0;
753 GetLoader()->TreeR()->GetEntry(0);
754 for(Int_t iChamber=1;iChamber<=kNchambers;iChamber++){
755 Clusters(iChamber)->Print();
756 iTotalClusters+=Clusters(iChamber)->GetEntries();
758 GetLoader()->UnloadRecPoints();
759 AliInfo(Form("totally %i clusters for event %i",iTotalClusters,iEvtN));
761 //__________________________________________________________________________________________________
762 void AliRICH::PrintTracks(Int_t iEvtN)
764 //prints a list of tracks (including secondary) for a given event
765 AliInfo(Form("List of all tracks for event %i",iEvtN));
766 GetLoader()->GetRunLoader()->GetEvent(iEvtN);
767 if(GetLoader()->GetRunLoader()->LoadHeader()) return;
768 if(GetLoader()->GetRunLoader()->LoadKinematics()) return;
769 AliStack *pStack=GetLoader()->GetRunLoader()->Stack();
771 for(Int_t i=0;i<pStack->GetNtrack();i++) pStack->Particle(i)->Print();
773 AliInfo(Form("totally %i tracks including %i primaries for event %i",pStack->GetNtrack(),pStack->GetNprimary(),iEvtN));
774 GetLoader()->GetRunLoader()->UnloadHeader();
775 GetLoader()->GetRunLoader()->UnloadKinematics();
777 //__________________________________________________________________________________________________
778 void AliRICH::GeomPadPanelFrame()const
780 //Pad Panel frame 6 sectors
781 Double_t cm=1,mm=0.1*cm;//default is cm
784 par[0]=648*mm/2;par[1]= 411*mm/2;par[2]=40 *mm/2;gMC->Gsvolu("RPPF","BOX ",(*fIdtmed)[kAl] ,par,3);//PPF 2001P2 inner size of the slab by 1mm more
785 par[0]=181*mm/2;par[1]=89.25*mm/2;par[2]=38.3*mm/2;gMC->Gsvolu("PPFL","BOX ",(*fIdtmed)[kAir] ,par,3);//large whole
786 par[0]=114*mm/2;par[1]=89.25*mm/2;par[2]=38.3*mm/2;gMC->Gsvolu("PPFS","BOX ",(*fIdtmed)[kAir] ,par,3);//small whole
787 par[0]=644*mm/2;par[1]= 407*mm/2;par[2]= 1.7*mm/2;gMC->Gsvolu("RPC ","BOX ",(*fIdtmed)[kCsI] ,par,3);//by 0.2 mm more then actual size (PCB 2006P1)
789 gMC->Gspos("RPPF",1,"RICH", -335*mm, -433*mm, 8*cm+20*mm, 0,"ONLY");//F1 2040P1 z p.84 TDR
790 gMC->Gspos("RPPF",2,"RICH", +335*mm, -433*mm, 8*cm+20*mm, 0,"ONLY");
791 gMC->Gspos("RPPF",3,"RICH", -335*mm, 0*mm, 8*cm+20*mm, 0,"ONLY");
792 gMC->Gspos("RPPF",4,"RICH", +335*mm, 0*mm, 8*cm+20*mm, 0,"ONLY");
793 gMC->Gspos("RPPF",5,"RICH", -335*mm, +433*mm, 8*cm+20*mm, 0,"ONLY");
794 gMC->Gspos("RPPF",6,"RICH", +335*mm, +433*mm, 8*cm+20*mm, 0,"ONLY");
795 gMC->Gspos("RPC ",1,"RPPF", 0*mm, 0*mm, -19.15*mm, 0,"ONLY");//PPF 2001P2
796 gMC->Gspos("PPFL",1,"RPPF", -224.5*mm, -151.875*mm, 0.85*mm, 0,"ONLY");
797 gMC->Gspos("PPFL",2,"RPPF", -224.5*mm, - 50.625*mm, 0.85*mm, 0,"ONLY");
798 gMC->Gspos("PPFL",3,"RPPF", -224.5*mm, + 50.625*mm, 0.85*mm, 0,"ONLY");
799 gMC->Gspos("PPFL",4,"RPPF", -224.5*mm, +151.875*mm, 0.85*mm, 0,"ONLY");
800 gMC->Gspos("PPFS",1,"RPPF", - 65.0*mm, -151.875*mm, 0.85*mm, 0,"ONLY");
801 gMC->Gspos("PPFS",2,"RPPF", - 65.0*mm, - 50.625*mm, 0.85*mm, 0,"ONLY");
802 gMC->Gspos("PPFS",3,"RPPF", - 65.0*mm, + 50.625*mm, 0.85*mm, 0,"ONLY");
803 gMC->Gspos("PPFS",4,"RPPF", - 65.0*mm, +151.875*mm, 0.85*mm, 0,"ONLY");
804 gMC->Gspos("PPFS",5,"RPPF", + 65.0*mm, -151.875*mm, 0.85*mm, 0,"ONLY");
805 gMC->Gspos("PPFS",6,"RPPF", + 65.0*mm, - 50.625*mm, 0.85*mm, 0,"ONLY");
806 gMC->Gspos("PPFS",7,"RPPF", + 65.0*mm, + 50.625*mm, 0.85*mm, 0,"ONLY");
807 gMC->Gspos("PPFS",8,"RPPF", + 65.0*mm, +151.875*mm, 0.85*mm, 0,"ONLY");
808 gMC->Gspos("PPFL",5,"RPPF", +224.5*mm, -151.875*mm, 0.85*mm, 0,"ONLY");
809 gMC->Gspos("PPFL",6,"RPPF", +224.5*mm, - 50.625*mm, 0.85*mm, 0,"ONLY");
810 gMC->Gspos("PPFL",7,"RPPF", +224.5*mm, + 50.625*mm, 0.85*mm, 0,"ONLY");
811 gMC->Gspos("PPFL",8,"RPPF", +224.5*mm, +151.875*mm, 0.85*mm, 0,"ONLY");
812 }//GeomPadPanelFrame()
813 //__________________________________________________________________________________________________
814 void AliRICH::GeomAmpGap()const
816 //Gap - anod wires 6 copies to RICH
817 Double_t cm=1,mm=0.1*cm,mkm=0.001*mm;//default is cm
818 Int_t matrixIdReturn=0; //matrix id returned by AliMatrix
821 par[0]=648*mm/2;par[1]= 411*mm/2 ;par[2]=4.45*mm/2;gMC->Gsvolu("RGAP ","BOX ",(*fIdtmed)[kCH4] ,par,3);//xy as PPF 2001P2 z WP 2099P1
822 par[0]= 0*mm ;par[1]= 20*mkm/2 ;par[2]= 648*mm/2;gMC->Gsvolu("RANO","TUBE",(*fIdtmed)[kW] ,par,3);//WP 2099P1 z = gap x PPF 2001P2
823 AliMatrix(matrixIdReturn,180,0, 90,90, 90,0); //wires along x
825 gMC->Gspos("RGAP",1,"RICH", -335*mm, -433*mm,8*cm-2.225*mm, 0,"ONLY"); //F1 2040P1 z WP 2099P1
826 gMC->Gspos("RGAP",2,"RICH", +335*mm, -433*mm,8*cm-2.225*mm, 0,"ONLY");
827 gMC->Gspos("RGAP",3,"RICH", -335*mm, 0*mm,8*cm-2.225*mm, 0,"ONLY");
828 gMC->Gspos("RGAP",4,"RICH", +335*mm, 0*mm,8*cm-2.225*mm, 0,"ONLY");
829 gMC->Gspos("RGAP",5,"RICH", -335*mm, +433*mm,8*cm-2.225*mm, 0,"ONLY");
830 gMC->Gspos("RGAP",6,"RICH", +335*mm, +433*mm,8*cm-2.225*mm, 0,"ONLY");
831 for(int i=1;i<=96;i++)
832 gMC->Gspos("RANO",i,"RGAP", 0*mm, -411/2*mm+i*4*mm, 0.185*mm, matrixIdReturn,"ONLY"); //WP 2099P1
834 //__________________________________________________________________________________________________
835 void AliRICH::GeomRadiators()const
837 //Defines radiators geometry
838 Double_t mm=0.1;//default is cm
840 par[0]=1330*mm/2 ;par[1]= 413*mm/2 ;par[2]= 24*mm/2; gMC->Gsvolu("RRAD","BOX ",(*fIdtmed)[kC6F14] ,par,3); // Rad 2011P1
841 par[0]=1330*mm/2 ;par[1]= 413*mm/2 ;par[2]= 4*mm/2; gMC->Gsvolu("RRFR","BOX ",(*fIdtmed)[kRoha] ,par,3); //front
842 par[0]=1330*mm/2 ;par[1]= 413*mm/2 ;par[2]= 5*mm/2; gMC->Gsvolu("RRWI","BOX ",(*fIdtmed)[kSiO2] ,par,3); //window
843 par[0]=1330*mm/2 ;par[1]= 5*mm/2 ;par[2]= 15*mm/2; gMC->Gsvolu("RRLO","BOX ",(*fIdtmed)[kRoha] ,par,3); //long side
844 par[0]= 10*mm/2 ;par[1]= 403*mm/2 ;par[2]= 15*mm/2; gMC->Gsvolu("RRSH","BOX ",(*fIdtmed)[kRoha] ,par,3); //short side
845 par[0]= 0 ;par[1]= 10*mm/2 ;par[2]= 15*mm/2; gMC->Gsvolu("RRSP","TUBE",(*fIdtmed)[kSiO2] ,par,3); //spacer
847 gMC->Gspos("RRAD",1,"RICH", 0*mm,-434*mm, -12*mm, 0,"ONLY"); //3 radiators to RICH
848 gMC->Gspos("RRAD",2,"RICH", 0*mm, 0*mm, -12*mm, 0,"ONLY");
849 gMC->Gspos("RRAD",3,"RICH", 0*mm,+434*mm, -12*mm, 0,"ONLY");
850 gMC->Gspos("RRFR",1,"RRAD", 0*mm, 0*mm, -10.0*mm, 0,"ONLY"); //front cover
851 gMC->Gspos("RRWI",1,"RRAD", 0*mm, 0*mm, 9.5*mm, 0,"ONLY"); //quartz window (back cover)
852 gMC->Gspos("RRLO",1,"RRAD", 0*mm,-204*mm, -0.5*mm, 0,"ONLY"); //long side
853 gMC->Gspos("RRLO",2,"RRAD", 0*mm,+204*mm, -0.5*mm, 0,"ONLY"); //long side
854 gMC->Gspos("RRSH",1,"RRAD",-660*mm, 0*mm, -0.5*mm, 0,"ONLY"); //short side
855 gMC->Gspos("RRSH",2,"RRAD",+660*mm, 0*mm, -0.5*mm, 0,"ONLY"); //short side
857 for(int j=0;j<10;j++)
858 gMC->Gspos("RRSP",10*i+j,"RRAD",-1330*mm/2+116*mm+j*122*mm,(i-1)*105*mm,-0.5*mm,0,"ONLY");//spacers
860 //__________________________________________________________________________________________________
861 void AliRICH::GeomSandBox()const
863 //Defines SandBox geometry
864 Double_t mm=0.1;//default is cm
866 par[0]=1419*mm/2 ;par[1]=1378*mm/2;par[2]=50.5*mm/2; gMC->Gsvolu("RSNB","BOX ",(*fIdtmed)[kAir] ,par,3); //2072P1
867 par[0]=1419*mm/2 ;par[1]=1378*mm/2;par[2]= 0.5*mm/2; gMC->Gsvolu("RSCO","BOX ",(*fIdtmed)[kAl] ,par,3); //cover
868 par[0]=1359*mm/2 ;par[1]=1318*mm/2;par[2]=49.5*mm/2; gMC->Gsvolu("RSHO","BOX ",(*fIdtmed)[kRoha] ,par,3); //honeycomb structure
870 gMC->Gspos("RSNB",1,"RICH", 0*mm, 0*mm, -73.75*mm, 0,"ONLY"); //p.84 TDR sandbox to rich
871 gMC->Gspos("RSHO",1,"RSNB", 0*mm, 0*mm, 0*mm, 0,"ONLY"); //2072P1 honeycomv to sandbox
872 gMC->Gspos("RSCO",1,"RSNB", 0*mm, 0*mm, +25*mm, 0,"ONLY"); //cover to sandbox
873 gMC->Gspos("RSCO",2,"RSNB", 0*mm, 0*mm, -25*mm, 0,"ONLY"); //cover to sandbox
875 //__________________________________________________________________________________________________
876 void AliRICH::GeomRadioSrc()const
878 // Defines geometry for radioactive source
879 Double_t cm=1,mm=0.1*cm,mkm=0.001*cm;
882 par[0]=0 ;par[1]= 70*mm/2 ;par[2]= 30*mm/2; gMC->Gsvolu("RSRC","TUBE",(*fIdtmed)[kCH4] ,par,3); //top src container
883 par[0]=0 ;par[1]= 38*mm/2 ;par[2]= 21.8*mm/2; gMC->Gsvolu("RSAG","TUBE",(*fIdtmed)[kAl] ,par,3); //Al glass
884 par[0]=0 ;par[1]= 34*mm/2 ;par[2]= 20*mm/2; gMC->Gsvolu("RSPP","TUBE",(*fIdtmed)[kPerpex] ,par,3); //perpex plug
885 par[0]=0 ;par[1]= 5*mm/2 ;par[2]= 15*mm/2; gMC->Gsvolu("RSSC","TUBE",(*fIdtmed)[kSteel] ,par,3); //steel screw in center of perpex
886 par[0]=0 ;par[1]= 2*mm/2 ;par[2]= 10*mm/2; gMC->Gsvolu("RSSS","TUBE",(*fIdtmed)[kSteel] ,par,3); //Steel screw to support Sr90
887 par[0]=0 ;par[1]= 1*mm/2 ;par[2]= 1*mm/2; gMC->Gsvolu("RSSR","TUBE",(*fIdtmed)[kSr90] ,par,3); //Sr90 source
888 par[0]=0 ;par[1]= 4*mm/2 ;par[2]= 10*mm/2; gMC->Gsvolu("RSWP","TUBE",(*fIdtmed)[kAir] ,par,3); //Air hole in perpex plug
889 par[0]=0 ;par[1]= 5*mm/2 ;par[2]= 1.8*mm/2; gMC->Gsvolu("RSWA","TUBE",(*fIdtmed)[kAir] ,par,3); //Air hole in Al glass bottom
890 par[0]=0 ;par[1]= 30*mm/2 ;par[2]= 50*mkm/2; gMC->Gsvolu("RSMF","TUBE",(*fIdtmed)[kMylar] ,par,3); //Mylar foil
892 gMC->Gspos("RSRC",1,"RICH", 30*cm, 0, 1*cm, 0,"ONLY"); //source to RICH
893 gMC->Gspos("RSMF",1,"RSRC", 0, 0,21.8*mm/2+50*mkm/2, 0,"ONLY");//mylar foil to top src volume
894 gMC->Gspos("RSAG",1,"RSRC", 0, 0, 0, 0,"ONLY");//Al glass to fake Src volume
895 gMC->Gspos("RSWA",1,"RSAG", 6*mm, 0, -10*mm, 0,"ONLY");//air whole in al glass bottom
896 gMC->Gspos("RSPP",1,"RSAG", 0, 0, 0.9*mm, 0,"ONLY");//perpex plug to Al glass
897 gMC->Gspos("RSWP",1,"RSPP", 6*mm, 0, -5*mm, 0,"ONLY");//air whole in perpex plug
898 gMC->Gspos("RSSC",1,"RSPP", 0, 0, 2.5*mm, 0,"ONLY");//steel screw in center of perpex plug
899 gMC->Gspos("RSSS",1,"RSPP", 6*mm, 0, 5*mm, 0,"ONLY");//steel screw to support Sr90 in perpex plug
900 gMC->Gspos("RSSR",1,"RSSS", 0, 0, -4.5*mm, 0,"ONLY");//Sr90 in support steel screw
902 //__________________________________________________________________________________________________
903 void AliRICH::GeomAerogel()const
905 //Creates detailed geometry for aerogel study.
906 AliDebug(1,"Start.");
908 Float_t par[3]; //tmp array for volume dimentions
910 par[0]=10.1*cm/2;par[1]=10.1*cm/2;par[2]=10.1*cm/2;
911 gMC->Gsvolu("RREF","BOX ",(*fIdtmed)[kReflector],par,3);//reflector box
912 gMC->Gspos("RREF",1,"RICH",0,0,0,0, "ONLY"); //put it to RICH volume
914 par[0]=10*cm/2;par[1]=10*cm/2;par[2]=10*cm/2;
915 gMC->Gsvolu("RGEL","BOX ",(*fIdtmed)[kGel],par,3);//10x10x10 cm^3 cubic of aerogel
916 gMC->Gspos("RGEL",1,"RREF",0,0,0,0,"ONLY");//put gel cell to reflector
919 //__________________________________________________________________________________________________
920 void AliRICH::CreateGeometry()
922 //Creates detailed geometry simulation (currently GEANT volumes tree)
923 AliDebug(1,"Start main.");
924 Double_t mm=0.1;//default is cm
926 Int_t matrixIdReturn=0; //matrix id returned by AliMatrix
928 //place chambers into mother volume ALIC
929 par[0]=(6*mm+1681*mm+6*mm)/2;par[1]=(6*mm+1466*mm+6*mm)/2;par[2]=(80*mm+40*mm)*2/2;
930 gMC->Gsvolu("RICH","BOX ",(*fIdtmed)[kCH4],par,3);//2033P1 z p84 TDR
931 for(int i=1;i<=P()->Nchambers();i++){ //test configuration with single chamber is taken into account automaticaly in AliRICHParam
932 AliMatrix(matrixIdReturn,
933 C(i)->ThetaXd(),C(i)->PhiXd(),
934 C(i)->ThetaYd(),C(i)->PhiYd(),
935 C(i)->ThetaZd(),C(i)->PhiZd());
936 gMC->Gspos("RICH",i,"ALIC",C(i)->Center().X(),
938 C(i)->Center().Z(),matrixIdReturn, "ONLY");
946 if(P()->IsRadioSrc()) GeomRadioSrc(); else GeomRadiators();
949 AliDebug(1,"Stop main.");
951 //__________________________________________________________________________________________________
952 void AliRICH::CheckPR()const
954 //Pattern recognition with stack particles
955 TFile *pFile = new TFile("$(HOME)/RPR.root","RECREATE","RICH Pattern Recognition");
956 TNtupleD *hn = new TNtupleD("hn","ntuple","Pmod:Charge:TrackTheta:TrackPhi:TrackX:TrackY:MinX:MinY:ChargeMIP:ThetaCerenkov:NPhotons:MipIndex:Chamber:Particle");
958 // printf("Pattern Recognition done for event %5i",0);
959 AliMagF * magf = gAlice->Field();
960 AliTracker::SetFieldMap(magf);
961 for(Int_t iEvtN=0;iEvtN<GetLoader()->GetRunLoader()->GetNumberOfEvents();iEvtN++) {
962 GetLoader()->GetRunLoader()->GetEvent(iEvtN);
963 AliRICHTracker *tr = new AliRICHTracker();
964 tr->RecWithStack(hn);
965 Info("CheckPR","Pattern Recognition done for event %i \b",iEvtN);
966 // printf("\b\b\b\b\b%5i",iEvtN+1);
969 pFile->Write();pFile->Close();
971 //__________________________________________________________________________________________________
972 void AliRICH::DisplayEvent(Int_t iEvtNmin,Int_t iEvtNmax)const
976 Bool_t isDigits =!GetLoader()->LoadDigits();
977 if(!isDigits){Error("ShoEvent","No digits. Nothing to display.");return;}
979 TCanvas *canvas = new TCanvas("RICHDisplay","RICH Display",0,0,1226,900);
980 gStyle->SetPalette(1);
983 for(Int_t iChamber=1;iChamber<=7;iChamber++) {
984 pDigitsH2[iChamber] = new TH2F(Form("pDigitsH2_%i",iChamber),Form("Chamber %i",iChamber),165,0,P()->PcSizeX(),144,0,P()->PcSizeY());
985 pDigitsH2[iChamber]->SetMarkerColor(kGreen);
986 pDigitsH2[iChamber]->SetMarkerStyle(29);
987 pDigitsH2[iChamber]->SetMarkerSize(0.4);
988 pDigitsH2[iChamber]->SetStats(kFALSE);
989 pDigitsH2[iChamber]->SetMaximum(300);
992 if(iEvtNmax>gAlice->GetEventsPerRun()||iEvtNmax==0) iEvtNmax=gAlice->GetEventsPerRun()-1;
994 TLatex t; t.SetTextSize(0.1);
995 for(Int_t iEventN=iEvtNmin;iEventN<=iEvtNmax;iEventN++) {//events loop
998 t.DrawText(0.2,0.4,Form("Event Number %i",iEventN));
1000 GetLoader()->GetRunLoader()->GetEvent(iEventN); //get event
1001 GetLoader()->TreeD()->GetEntry(0); //get list of digits
1002 for(Int_t iChamber=1;iChamber<=7;iChamber++) {//chambers loop
1003 pDigitsH2[iChamber]->Reset();
1004 for(Int_t j=0;j<Digits(iChamber)->GetEntries();j++) {//digits loop
1005 AliRICHDigit *pDig = (AliRICHDigit*)Digits(iChamber)->At(j);
1006 TVector2 x2=AliRICHParam::Pad2Loc(pDig->Pad());
1007 pDigitsH2[iChamber]->Fill(x2.X(),x2.Y(),pDig->Q());
1009 if(iChamber==1) canvas->cd(7);
1010 if(iChamber==2) canvas->cd(8);
1011 if(iChamber==3) canvas->cd(4);
1012 if(iChamber==4) canvas->cd(5);
1013 if(iChamber==5) canvas->cd(6);
1014 if(iChamber==6) canvas->cd(2);
1015 if(iChamber==7) canvas->cd(3);
1016 pDigitsH2[iChamber]->Draw("col");
1017 ReadESD(iEventN,iChamber);
1018 AliRICHParam::DrawSectors();
1023 if(iEventN<iEvtNmax) {gPad->WaitPrimitive();canvas->Clear();}
1026 //__________________________________________________________________________________________________
1027 void AliRICH::Display()const
1029 //Provides fast event display
1030 //For RICH only, full display is .x Display.C
1031 Bool_t isHits =!GetLoader()->LoadHits();
1032 Bool_t isDigits =!GetLoader()->LoadDigits();
1033 Bool_t isClusters=!GetLoader()->LoadRecPoints();
1035 if(!isHits && !isDigits && !isClusters){Error("Exec","No hits digits and clusters. Nothing to display.");return;}
1037 TCanvas *pCanvas = new TCanvas("Display","RICH Display",0,0,600,600);
1039 TH2F *pHitsH2=0,*pDigitsH2=0,*pClustersH2=0;
1041 if(isHits) pHitsH2 = new TH2F("pHitsH2" , "Event Display;x,cm;y,cm",165,0,AliRICHParam::PcSizeX(),
1042 144,0,AliRICHParam::PcSizeY());
1043 if(pHitsH2) pHitsH2->SetStats(kFALSE);
1045 if(isDigits) pDigitsH2 = new TH2F("pDigitsH2" ,"Event Display",165,0,AliRICHParam::PcSizeX(),
1046 144,0,AliRICHParam::PcSizeY());
1047 if(isClusters) pClustersH2 = new TH2F("pClustersH2","Event Display",165,0,AliRICHParam::PcSizeX(),
1048 144,0,AliRICHParam::PcSizeY());
1050 for(Int_t iEventN=0;iEventN<gAlice->GetEventsPerRun();iEventN++){//events Loop
1051 GetLoader()->GetRunLoader()->GetEvent(iEventN);
1052 //display all the staff on chamber by chamber basis
1053 for(Int_t iChamber=1;iChamber<=7;iChamber++){//chambers loop
1054 if(isHits) pHitsH2 ->Reset();
1055 if(isDigits) pDigitsH2 ->Reset();
1056 if(isClusters) pClustersH2->Reset();
1058 for(Int_t i=0;i<GetLoader()->TreeH()->GetEntries();i++){//TreeH loop
1059 GetLoader()->TreeH()->GetEntry(i);
1060 for(Int_t j=0;j<Hits()->GetEntries();j++){//hits loop
1061 AliRICHHit *pHit = (AliRICHHit*)Hits()->At(j);
1062 if(pHit->C()==iChamber){
1063 TVector3 hitGlobX3= pHit->OutX3();
1064 TVector2 hitLocX2 = C(iChamber)->Mrs2Pc(hitGlobX3);
1065 pHitsH2->Fill(hitLocX2.X(),hitLocX2.Y(),200);
1069 pHitsH2->SetTitle(Form("event %i chamber %2i",iEventN,iChamber));
1070 pHitsH2->SetMarkerColor(kRed); pHitsH2->SetMarkerStyle(29); pHitsH2->SetMarkerSize(0.4);
1071 ReadESD(iEventN,iChamber);
1073 ReadESD(iEventN,iChamber);
1074 AliRICHParam::DrawSectors();
1075 TLatex l; l.SetNDC(); l.SetTextSize(0.02);
1076 if(!isHits) {l.SetTextColor(kRed) ;l.DrawLatex(0.1,0.01,"No Hits" );}
1077 if(!isDigits) {l.SetTextColor(kGreen);l.DrawLatex(0.4,0.01,"No DIGITS" );}
1078 if(!isClusters) {l.SetTextColor(kBlue) ;l.DrawLatex(0.8,0.01,"No CLUSTERS");}
1079 pCanvas->Update(); pCanvas->Modified(); gPad->WaitPrimitive();
1082 GetLoader()->TreeD()->GetEntry(0);
1083 for(Int_t j=0;j<Digits(iChamber)->GetEntries();j++){//digits loop
1084 AliRICHDigit *pDig = (AliRICHDigit*)Digits(iChamber)->At(j);
1085 TVector2 x2=AliRICHParam::Pad2Loc(pDig->Pad());
1086 pDigitsH2->Fill(x2.X(),x2.Y(),100);
1088 pDigitsH2->SetMarkerColor(kGreen); pDigitsH2->SetMarkerStyle(29); pDigitsH2->SetMarkerSize(0.4);
1089 pDigitsH2->Draw("same");
1090 pCanvas->Update(); pCanvas->Modified(); gPad->WaitPrimitive();
1092 //deals with clusters
1094 GetLoader()->TreeR()->GetEntry(0);
1095 for(Int_t j=0;j<Clusters(iChamber)->GetEntries();j++){//clusters loop
1096 AliRICHCluster *pClus = (AliRICHCluster*)Clusters(iChamber)->At(j);
1097 pClustersH2->Fill(pClus->X(),pClus->Y(),50);
1099 pClustersH2->SetMarkerColor(kBlue); pClustersH2->SetMarkerStyle(29); pClustersH2->SetMarkerSize(0.4);
1100 pClustersH2->Draw("same");
1101 pCanvas->Update(); pCanvas->Modified(); gPad->WaitPrimitive();
1107 GetLoader()->UnloadHits();
1108 if(isDigits) GetLoader()->UnloadDigits();
1109 if(isClusters) GetLoader()->UnloadRecPoints();
1111 //__________________________________________________________________________________________________
1112 Int_t AliRICH::Nparticles(Int_t iPartID,Int_t iEvtN,AliRunLoader *pRL)
1114 //counts total number of particles of given type (including secondary) for a given event
1115 pRL->GetEvent(iEvtN);
1116 if(pRL->LoadHeader()) return 0;
1117 if(pRL->LoadKinematics()) return 0;
1118 AliStack *pStack=pRL->Stack();
1121 for(Int_t i=0;i<pStack->GetNtrack();i++){
1122 if(pStack->Particle(i)->GetPdgCode()==iPartID) iCounter++;
1125 pRL->UnloadHeader();
1126 pRL->UnloadKinematics();
1129 //__________________________________________________________________________________________________
1130 void AliRICH::ReadESD(Int_t iEventN, Int_t iChamber)const
1134 TFile *pFile=TFile::Open("AliESDs.root","read");
1135 if(!pFile || !pFile->IsOpen()) {AliInfo("ESD file not open.");return;} //open AliESDs.root
1136 TTree *pTree = (TTree*) pFile->Get("esdTree");
1137 if(!pTree){AliInfo("ESD not found.");return;} //get ESD tree
1139 AliInfo("ESD found. Try to draw ring");
1141 AliESD *pESD=new AliESD; pTree->SetBranchAddress("ESD", &pESD);
1143 pTree->GetEvent(iEventN);
1145 Double_t b = pESD->GetMagneticField()/10.;
1147 Int_t iNtracks=pESD->GetNumberOfTracks();
1149 for(Int_t iTrackN=0;iTrackN<iNtracks;iTrackN++){//ESD tracks loop
1150 AliESDtrack *pTrack = pESD->GetTrack(iTrackN);// get next reconstructed track
1151 Int_t charge = (Int_t)(-TMath::Sign(1.,pTrack->GetSign()*b));
1152 AliRICHHelix helix(pTrack->X3(),pTrack->P3(),charge,b);
1153 Int_t iChamberOnRICH=helix.RichIntersect(P());
1154 if(iChamberOnRICH==iChamber) {
1156 TMarker *trackImpact = new TMarker(helix.PosPc().X(),helix.PosPc().Y(),kStar);
1157 trackImpact->SetMarkerColor(kRed);
1158 trackImpact->Draw();
1160 Int_t iChamberRecon = pTrack->GetRICHcluster()/100000;
1161 if(iChamberRecon==iChamber) {
1162 Double_t thetaCer = pTrack->GetRICHsignal();
1163 if(thetaCer<0) continue;
1164 TVector3 entrance(helix.PosRad().X(),helix.PosRad().Y(),0);
1165 Double_t thetaTrack,phiTrack;
1166 pTrack->GetRICHthetaPhi(thetaTrack,phiTrack);
1167 TVector3 vectorTrack;
1168 vectorTrack.SetMagThetaPhi(pTrack->GetP(),thetaTrack,phiTrack);
1169 AliInfo(Form("Draw ring started for track %i on chamber %i",iTrackN,iChamber));
1170 AliInfo(Form("ThetaCer %f TrackTheta %f TrackPhi %f Momentum %f",thetaCer,thetaTrack,phiTrack,pTrack->GetP()));
1172 pTrack->GetRICHdxdy(dx,dy);
1173 AliInfo(Form("dx %f dy %f ",dx,dy));
1174 DrawRing(entrance,vectorTrack,thetaCer);
1178 delete pESD; pFile->Close();//close AliESDs.root
1181 //__________________________________________________________________________________________________
1182 void AliRICH::DrawRing(TVector3 entrance,TVector3 vectorTrack,Double_t thetaCer)const
1184 Double_t xGraph[100],yGraph[100];
1185 Int_t nPointsToDraw = 0;
1186 for(Int_t i=0;i<100;i++) {
1187 Double_t phiCer = 2*TMath::Pi()*i/100;
1188 TVector3 pos = AliRICHParam::ForwardTracing(entrance,vectorTrack,thetaCer,phiCer);
1189 if(pos.X()==-999) continue;
1190 xGraph[nPointsToDraw] = pos.X();yGraph[nPointsToDraw] = pos.Y();nPointsToDraw++;
1192 // AliInfo(Form("Npoints per ring %i",nPointsToDraw));
1193 TGraph *gra = new TGraph(nPointsToDraw,xGraph,yGraph);
1196 //__________________________________________________________________________________________________
1197 void AliRICH::SummaryOfEvent(Int_t iEvtN) const
1199 //prints a summary for a given event
1200 AliInfo(Form("Summary of event %i",iEvtN));
1201 GetLoader()->GetRunLoader()->GetEvent(iEvtN);
1202 if(GetLoader()->GetRunLoader()->LoadHeader()) return;
1203 if(GetLoader()->GetRunLoader()->LoadKinematics()) return;
1204 AliStack *pStack=GetLoader()->GetRunLoader()->Stack();
1206 AliGenEventHeader* pGenHeader = gAlice->GetHeader()->GenEventHeader();
1207 if(pGenHeader->InheritsFrom("AliGenHijingEventHeader")) {
1208 AliInfo(Form(" Hijing event with impact parameter b = %.2f (fm)",((AliGenHijingEventHeader*) pGenHeader)->ImpactParameter()));
1210 Int_t nChargedPrimaries=0;
1211 for(Int_t i=0;i<pStack->GetNtrack();i++) {
1212 TParticle *pParticle = pStack->Particle(i);
1213 if(pParticle->IsPrimary()&&pParticle->GetPDG()->Charge()!=0) nChargedPrimaries++;
1215 AliInfo(Form("Total number of primaries %i",pStack->GetNprimary()));
1216 AliInfo(Form("Total number of charged primaries %i",nChargedPrimaries));
1217 AliInfo(Form("Total n. of tracks in stack(+sec) %i",pStack->GetNtrack()));
1218 GetLoader()->GetRunLoader()->UnloadHeader();
1219 GetLoader()->GetRunLoader()->UnloadKinematics();
1221 //__________________________________________________________________________________________________
1222 void AliRICH::HitsQA(Double_t cut,Double_t cutele,Double_t cutR)
1224 // Provides a set of control plots intended primarily for charged particle flux analisys
1225 // Arguments: cut (GeV) - cut on momentum of any charged particles but electrons,
1226 // cetele (GeV) - the same for electrons-positrons
1227 // cutR (cm) - cut on production vertex radius (cylindrical system)
1228 gBenchmark->Start("HitsAna");
1230 Double_t cutPantiproton =cut;
1231 Double_t cutPkaonminus =cut;
1232 Double_t cutPpionminus =cut;
1233 Double_t cutPmuonminus =cut;
1234 Double_t cutPpositron =cutele;
1236 Double_t cutPelectron =cutele;
1237 Double_t cutPmuonplus =cut;
1238 Double_t cutPpionplus =cut;
1239 Double_t cutPkaonplus =cut;
1240 Double_t cutPproton =cut;
1243 TH2F *pEleHitRZ =new TH2F("EleHitRZ" ,Form("e^{+} e^{-} hit %s;z[cm];R[cm]" ,GetName()) , 400,-300,300 ,400,-500,500); //R-z plot 0cm<R<550cm -300cm<z<300cm
1244 TH2F *pEleHitRP =new TH2F("EleHitRP" ,Form("e^{+} e^{-} hit %s;p[GeV];R[cm]",GetName()) ,1000,-1 ,1 ,400, 0,550); //R-p plot 0cm<R<550cm -1GeV<p<1GeV
1245 TH1F *pEleAllP =new TH1F("EleAllP" , "e^{+} e^{-} all;p[GeV]" ,1000,-1 ,1 );
1246 TH1F *pEleHitP =new TH1F("EleHitP" ,Form("e^{+} e^{-} hit %s;p[GeV]" ,GetName()) ,1000,-1 ,1 );
1247 TH1F *pMuoHitP =new TH1F("MuoHitP" ,Form("#mu^{-} #mu^{+} hit %s;p[GeV]" ,GetName()) ,1000,-4 ,4 );
1248 TH1F *pPioHitP =new TH1F("PioHitP" ,Form("#pi^{-} #pi^{+} hit %s;p[GeV]" ,GetName()) ,1000,-4 ,4 );
1249 TH1F *pKaoHitP =new TH1F("KaoHitP" ,Form("K^{-} K^{+} hit %s;p[GeV]" ,GetName()) ,1000,-4 ,4 );
1250 TH1F *pProHitP =new TH1F("ProHitP" ,Form("p^{-} p^{+} hit %s;p[GeV]" ,GetName()) ,1000,-4 ,4 );
1251 TH2F *pFlux =new TH2F("flux" ,Form("%s flux with Rvertex<%.1fcm" ,GetName(),cutR),10 ,-5 ,5 , 10,0 ,10); //special text hist
1253 pFlux->GetXaxis()->SetBinLabel(1 ,Form("p^{-}>%.3fGeV/c" ,cutPantiproton));
1254 pFlux->GetXaxis()->SetBinLabel(2 ,Form("K^{-}>%.3fGeV/c" ,cutPkaonminus ));
1255 pFlux->GetXaxis()->SetBinLabel(3 ,Form("#pi^{-}>%.3fGeV/c" ,cutPpionminus ));
1256 pFlux->GetXaxis()->SetBinLabel(4 ,Form("#mu^{-}>%.3fGeV/c" ,cutPmuonminus ));
1257 pFlux->GetXaxis()->SetBinLabel(5 ,Form("e^{+}>%.3fGeV/c" ,cutPpositron ));
1259 pFlux->GetXaxis()->SetBinLabel(6 ,Form("e^{-}>%.3fGeV/c" ,cutPelectron ));
1260 pFlux->GetXaxis()->SetBinLabel(7 ,Form("#mu^{+}>%.3fGeV/c" ,cutPmuonplus ));
1261 pFlux->GetXaxis()->SetBinLabel(8 ,Form("#pi^{+}>%.3fGeV/c" ,cutPpionplus ));
1262 pFlux->GetXaxis()->SetBinLabel(9 ,Form("K^{+}>%.3fGeV/c" ,cutPkaonplus ));
1263 pFlux->GetXaxis()->SetBinLabel(10,Form("p^{+}>%.3fGeV/c" ,cutPproton ));
1265 pFlux->GetYaxis()->SetBinLabel(1,"sum");
1266 pFlux->GetYaxis()->SetBinLabel(2,"ch1");
1267 pFlux->GetYaxis()->SetBinLabel(3,"ch2");
1268 pFlux->GetYaxis()->SetBinLabel(4,"ch3");
1269 pFlux->GetYaxis()->SetBinLabel(5,"ch4");
1270 pFlux->GetYaxis()->SetBinLabel(6,"ch5");
1271 pFlux->GetYaxis()->SetBinLabel(7,"ch6");
1272 pFlux->GetYaxis()->SetBinLabel(8,"ch7");
1273 pFlux->GetYaxis()->SetBinLabel(9,"prim");
1274 pFlux->GetYaxis()->SetBinLabel(10,"tot");
1276 //end of hists definition
1278 Int_t iNevents=fLoader->GetRunLoader()->GetAliRun()->GetEventsPerRun(),iCntPrimParts=0,iCntTotParts=0;
1279 //load all needed trees
1280 fLoader->LoadHits();
1281 fLoader->GetRunLoader()->LoadHeader();
1282 fLoader->GetRunLoader()->LoadKinematics();
1284 for(Int_t iEvtN=0;iEvtN < iNevents;iEvtN++){//events loop
1285 fLoader->GetRunLoader()->GetEvent(iEvtN);
1286 AliInfo(Form(" %i event processes",fLoader->GetRunLoader()->GetEventNumber()));
1287 AliStack *pStack= fLoader->GetRunLoader()->Stack();
1289 for(Int_t iParticleN=0;iParticleN<pStack->GetNtrack();iParticleN++){//stack loop
1290 TParticle *pPart=pStack->Particle(iParticleN);
1292 if(iParticleN%10000==0) AliInfo(Form(" %i particles read",iParticleN));
1294 switch(pPart->GetPdgCode()){
1295 case kProtonBar: pFlux->Fill(-4.5,9); if(pPart->Rho()<0.01) pFlux->Fill(-4.5,8); break;
1296 case kKMinus: pFlux->Fill(-3.5,9); if(pPart->Rho()<0.01) pFlux->Fill(-3.5,8); break;
1297 case kPiMinus: pFlux->Fill(-2.5,9); if(pPart->Rho()<0.01) pFlux->Fill(-2.5,8); break;
1298 case kMuonMinus: pFlux->Fill(-1.5,9); if(pPart->Rho()<0.01) pFlux->Fill(-1.5,8); break;
1299 case kPositron: pFlux->Fill(-0.5,9); if(pPart->Rho()<0.01) pFlux->Fill(-0.5,8); pEleAllP->Fill(-pPart->P()); break;
1301 case kElectron: pFlux->Fill( 0.5,9); if(pPart->Rho()<0.01) pFlux->Fill( 0.5,8); pEleAllP->Fill( pPart->P()); break;
1302 case kMuonPlus: pFlux->Fill( 1.5,9); if(pPart->Rho()<0.01) pFlux->Fill( 1.5,8); break;
1303 case kPiPlus: pFlux->Fill( 2.5,9); if(pPart->Rho()<0.01) pFlux->Fill( 2.5,8); break;
1304 case kKPlus: pFlux->Fill( 3.5,9); if(pPart->Rho()<0.01) pFlux->Fill( 3.5,8); break;
1305 case kProton: pFlux->Fill( 4.5,9); if(pPart->Rho()<0.01) pFlux->Fill( 4.5,8); break;
1309 for(Int_t iEntryN=0;iEntryN < fLoader->TreeH()->GetEntries();iEntryN++){//TreeH loop
1310 fLoader->TreeH()->GetEntry(iEntryN); //get current entry (prim)
1311 for(Int_t iHitN=0;iHitN < Hits()->GetEntries();iHitN++){//hits loop
1312 AliRICHHit *pHit = (AliRICHHit*)Hits()->At(iHitN); //get current hit
1313 TParticle *pPart=pStack->Particle(pHit->GetTrack()); //get stack particle which produced the current hit
1315 if(pPart->R()>cutR) continue; //cut on production radius (cylindrical system)
1317 switch(pPart->GetPdgCode()){
1318 case kProtonBar: if(pPart->P()>cutPantiproton) {pProHitP->Fill(-pPart->P()); pFlux->Fill(-4.5,pHit->C());}break;
1319 case kKMinus : if(pPart->P()>cutPkaonminus) {pKaoHitP->Fill(-pPart->P()); pFlux->Fill(-3.5,pHit->C());}break;
1320 case kPiMinus : if(pPart->P()>cutPpionminus) {pPioHitP->Fill(-pPart->P()); pFlux->Fill(-2.5,pHit->C());}break;
1321 case kMuonMinus: if(pPart->P()>cutPmuonminus) {pMuoHitP->Fill(-pPart->P()); pFlux->Fill(-1.5,pHit->C());}break;
1322 case kPositron : if(pPart->P()>cutPpositron) {pEleHitP->Fill(-pPart->P()); pFlux->Fill(-0.5,pHit->C());
1323 pEleHitRP->Fill(-pPart->P(),pPart->R()); pEleHitRZ->Fill(pPart->Vz(),pPart->R()); }break;
1325 case kElectron : if(pPart->P()>cutPelectron) {pEleHitP->Fill( pPart->P()); pFlux->Fill( 0.5,pHit->C());
1326 pEleHitRP->Fill( pPart->P(),pPart->R()); pEleHitRZ->Fill(pPart->Vz(),pPart->R()); }break;
1327 case kMuonPlus : if(pPart->P()>cutPmuonplus) {pMuoHitP->Fill( pPart->P()); pFlux->Fill( 1.5,pHit->C());}break;
1328 case kPiPlus : if(pPart->P()>cutPpionplus) {pPioHitP->Fill( pPart->P()); pFlux->Fill( 2.5,pHit->C());}break;
1329 case kKPlus : if(pPart->P()>cutPkaonplus) {pKaoHitP->Fill( pPart->P()); pFlux->Fill( 3.5,pHit->C());}break;
1330 case kProton : if(pPart->P()>cutPproton) {pProHitP->Fill( pPart->P()); pFlux->Fill( 4.5,pHit->C());}break;
1334 iCntPrimParts +=pStack->GetNprimary();
1335 iCntTotParts +=pStack->GetNtrack();
1337 //unload all loaded staff
1338 fLoader->UnloadHits();
1339 fLoader->GetRunLoader()->UnloadHeader();
1340 fLoader->GetRunLoader()->UnloadKinematics();
1341 //Calculater some sums
1343 //sum row, sum over rows
1344 for(Int_t i=1;i<=pFlux->GetNbinsX();i++){
1345 sum=0; for(Int_t j=2;j<=8;j++) sum+=pFlux->GetBinContent(i,j);
1346 pFlux->SetBinContent(i,1,sum);
1349 //display everything
1350 new TCanvas("canvas1",Form("Events %i Nprims=%i Nparticles=%i",iNevents,iCntPrimParts,iCntTotParts),1000,900); pFlux->Draw("text"); gPad->SetGrid();
1351 //total prims and particles
1352 TLatex latex; latex.SetTextSize(0.02);
1353 sum=0; for(Int_t i=1;i<=pFlux->GetNbinsX();i++) sum+=pFlux->GetBinContent(i,10); latex.DrawLatex(5.1,9.5,Form("%.0f",sum));
1354 sum=0; for(Int_t i=1;i<=pFlux->GetNbinsX();i++) sum+=pFlux->GetBinContent(i,9); latex.DrawLatex(5.1,8.5,Form("%.0f",sum));
1355 for(Int_t iChN=1;iChN<=kNchambers;iChN++) {
1356 sum=0; for(Int_t i=1;i<=pFlux->GetNbinsX();i++) sum+=pFlux->GetBinContent(i,iChN+1);latex.DrawLatex(5.1,iChN+0.5,Form("%.0f",sum));
1358 sum=0; for(Int_t i=1;i<=pFlux->GetNbinsX();i++) sum+=pFlux->GetBinContent(i,1); latex.DrawLatex(5.1,0.5,Form("%.0f",sum));
1360 new TCanvas("cEleAllP" ,"e" ,200,100); pEleAllP->Draw();
1361 new TCanvas("cEleHitRP" ,"e" ,200,100); pEleHitRP->Draw();
1362 new TCanvas("cEleHitRZ" ,"e" ,200,100); pEleHitRZ->Draw();
1363 new TCanvas("cEleHitP" ,"e" ,200,100); pEleHitP->Draw();
1364 new TCanvas("cMuoHitP" ,"mu",200,100); pMuoHitP->Draw();
1365 new TCanvas("cPioHitP" ,"pi",200,100); pPioHitP->Draw();
1366 new TCanvas("cKaoHitP" ,"K" ,200,100); pKaoHitP->Draw();
1367 new TCanvas("cProHitP" ,"p" ,200,100); pProHitP->Draw();
1369 gBenchmark->Show("HitsPlots");