4 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
8 #include <TClonesArray.h>
9 #include <TLorentzVector.h>
10 #include <AliDetector.h>
14 #include "AliRICHConst.h"
15 #include "AliRICHChamber.h"
17 #include "AliRICHDigit.h"
18 #include "AliRICHSDigit.h"
19 #include "AliRICHRawCluster.h"
20 class AliRICHRecHit1D;
21 class AliRICHRecHit3D;
23 //__________________AliRICHhit______________________________________________________________________
24 //__________________________________________________________________________________________________
25 //__________________________________________________________________________________________________
26 class AliRICHhit : public AliHit
30 inline AliRICHhit(Int_t fIshunt, Int_t track, Int_t *vol, Float_t *hits);
31 inline AliRICHhit(Int_t track,Int_t iPID,Int_t iChamber,TLorentzVector x4,Float_t eloss);
32 virtual ~AliRICHhit() {;}
34 Int_t C() {return fChamber;}
35 Int_t Chamber() {return fChamber;}
36 Int_t Pid() {return fPid;}
37 Int_t Particle() {return fPid;}
38 Float_t Theta() {return fTheta;}
39 Float_t Phi() {return fPhi;}
40 Float_t Tlength() {return fTlength;}
41 Float_t Eloss() {return fEloss;}
42 Float_t Loss() {return fLoss;}
43 Float_t PHfirst() {return fPHfirst;}
44 Float_t PHlast() {return fPHlast;}
45 Float_t MomX() {return fMomX;}
46 Float_t MomY() {return fMomY;}
47 Float_t MomZ() {return fMomZ;}
48 Float_t CerenkovAngle() {return fMomX;}
49 Float_t MomFreoX() {return fMomX;}
50 Float_t MomFreoY() {return fMomY;}
51 Float_t MomFreoZ() {return fMomZ;}
52 void Print(Option_t *option="")const; //virtual
54 Int_t fChamber; //chamber number
55 Int_t fPid; //particle code
56 Float_t fTheta,fPhi ; //incident theta phi angles in degrees
57 Float_t fTlength; //track length inside the chamber
58 Float_t fEloss; //ionisation energy loss in gas
59 Float_t fPHfirst; //first padhit
60 Float_t fPHlast; //last padhit
61 Float_t fLoss; // did it hit the freon?
62 Float_t fMomX,fMomY,fMomZ; //momentum at photochatode entry point
63 Float_t fNPads; // Pads hit
64 Float_t fCerenkovAngle; // Dummy cerenkov angle
65 Float_t fMomFreoX,fMomFreoY,fMomFreoZ; //momentum at freon entry point
66 ClassDef(AliRICHhit,1) //RICH hit class
69 //__________________________________________________________________________________________________
70 AliRICHhit::AliRICHhit()
74 fTheta=fPhi=fTlength=fEloss=fPHfirst=fPHlast=fLoss=kBad;
75 fMomX=fMomY=fMomZ=fNPads=fCerenkovAngle=fMomFreoX=fMomFreoY=fMomFreoZ=kBad;
77 //__________________________________________________________________________________________________
78 AliRICHhit::AliRICHhit(Int_t shunt, Int_t track, Int_t *vol, Float_t *hit):
83 fX=hit[1];fY=hit[2];fZ=hit[3];
84 fTheta=hit[4];fPhi=hit[5];
87 fPHfirst=(Int_t)hit[8];
88 fPHlast=(Int_t)hit[9];
90 fMomX=hit[14];fMomY=hit[15];fMomZ=hit[16];
92 fCerenkovAngle=hit[18];
93 fMomFreoX=hit[19];fMomFreoY=hit[20];fMomFreoZ=hit[21];
95 //__________________________________________________________________________________________________
96 AliRICHhit::AliRICHhit(Int_t track,Int_t iPID,Int_t iChamber,TLorentzVector x4,Float_t eloss):
101 fX=x4.X();fY=x4.Y();fZ=x4.Z();
105 //__________________AliRICHCerenkov_________________________________________________________________
106 //__________________________________________________________________________________________________
107 //__________________________________________________________________________________________________
108 class AliRICHCerenkov: public AliHit
111 inline AliRICHCerenkov();
112 inline AliRICHCerenkov(Int_t fIshunt, Int_t track, Int_t *vol, Float_t *Cerenkovs);
113 virtual ~AliRICHCerenkov() {;}
115 Int_t fChamber; //chamber number
116 Float_t fTheta,fPhi; //incident theta phi angles in degrees
117 Float_t fTlength; //track length inside the chamber
118 Float_t fEloss; //ionisation energy loss in gas
119 Int_t fPHfirst; //first padhit
120 Int_t fPHlast; //last padhit
121 Int_t fCMother; //index of mother particle
122 Float_t fLoss; //nature of particle loss
123 Float_t fIndex; //index of photon
124 Float_t fProduction; //point of production
125 Float_t fMomX,fMomY,fMomZ; //local Momentum
126 Float_t fNPads; // Pads hit
127 Float_t fCerenkovAngle; // Cerenkov Angle
129 ClassDef(AliRICHCerenkov,1) //RICH cerenkov class
130 };//class AliRICHCerenkov
132 //__________________________________________________________________________________________________
133 AliRICHCerenkov::AliRICHCerenkov()
136 fX=fY=fZ=fTheta=fPhi=fTlength=fEloss=kBad;
137 fPHfirst=fPHlast=fCMother=kBad;
138 fLoss=fIndex=fProduction=fMomX=fMomY=fMomZ=fNPads=fCerenkovAngle=kBad;
140 //__________________________________________________________________________________________________
141 AliRICHCerenkov::AliRICHCerenkov(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits)
142 :AliHit(shunt, track)
145 fX=hits[1];fY=hits[2];fZ=hits[3];
146 fTheta=hits[4];fPhi=hits[5];
149 fPHfirst=(Int_t)hits[8];fPHlast=(Int_t)hits[9];
150 fCMother=Int_t(hits[10]);
152 fProduction = hits[12];
154 fMomX=hits[14];fMomY=hits[15];fMomZ=hits[16];
156 fCerenkovAngle=hits[18];
159 //__________________AliRICHdigit____________________________________________________________________
160 //__________________________________________________________________________________________________
161 //__________________________________________________________________________________________________
162 class AliRICHdigit :public AliDigit
165 AliRICHdigit() {fPadX=fPadY=fChamber=fQdc=fTracks[0]=fTracks[1]=fTracks[2]=kBad;}
166 inline AliRICHdigit(Int_t iC,Int_t iX,Int_t iY,Int_t iQdc,Int_t iT1,Int_t iT2,Int_t iT3);
167 virtual ~AliRICHdigit() {;}
168 inline Int_t Compare(const TObject *pObj) const;//virtual
169 Bool_t IsSortable() const{return kTRUE;}//virtual
170 Int_t C() const{return fChamber;}
171 Int_t X() const{return fPadX;}
172 Int_t Y() const{return fPadY;}
173 Int_t Id() const{return fChamber*1000000+fPadX*1000+fPadY;}
174 Int_t Qdc() const{return fQdc;}
175 Int_t T(Int_t i) const{return fTracks[i];}
176 void Print(Option_t *option)const; //virtual
178 Int_t fChamber; //module number
179 Int_t fPadX; //pad number along X
180 Int_t fPadY; //pad number along Y
181 Int_t fQdc; //ADC value
182 ClassDef(AliRICHdigit,1) //RICH digit class
183 };//class AliRICHdigit
184 //__________________________________________________________________________________________________
185 AliRICHdigit::AliRICHdigit(Int_t iC,Int_t iX,Int_t iY,Int_t iQdc,Int_t iT0,Int_t iT1,Int_t iT2)
187 fChamber=iC;fPadX=iX;fPadY=iY;fQdc=iQdc;
188 fTracks[0]=iT0;fTracks[1]=iT1;fTracks[2]=iT2;
190 //__________________________________________________________________________________________________
191 Int_t AliRICHdigit::Compare(const TObject *pObj)const
193 if(Id()==((AliRICHdigit*)pObj)->Id())
195 else if(Id()>((AliRICHdigit*)pObj)->Id())
200 //__________________AliRICH_________________________________________________________________________
201 //__________________________________________________________________________________________________
202 //__________________________________________________________________________________________________
206 class AliRICH : public AliDetector
210 AliRICH(const char *name, const char *title);
211 AliRICH(const AliRICH& RICH):AliDetector(RICH) {;}
214 AliRICH& operator=(const AliRICH&) {return *this;}
215 virtual Int_t IsVersion() const =0;
216 void Hits2SDigits(); //virtual
217 void SDigits2Digits(); //virtual
218 void Digits2Reco(); //virtual
220 inline void CreateHits();
221 inline void CreateSdigits();
222 inline void CreateDigits();
223 inline void CreateClusters();
224 inline void AddHit(Int_t track, Int_t *vol, Float_t *hits); //virtual
225 inline void AddSdigit(Int_t iC,Int_t iX,Int_t iY,Int_t iAdc,Int_t iT0,Int_t iT1=kBad,Int_t iT2=kBad);
226 inline void AddDigit (Int_t iC,Int_t iX,Int_t iY,Int_t iAdc,Int_t iT0,Int_t iT1=kBad,Int_t iT2=kBad);
227 void AddCluster() {;}
228 void ResetHits() {AliDetector::ResetHits();fNcerenkovs=0;if(fCerenkovs)fCerenkovs->Clear();fNspecials=0;if(fSpecials)fSpecials->Clear();} //virtual
229 void ResetSdigits() {fNsdigits=0; if(fSdigits) fSdigits ->Clear();}
230 void ResetDigits() {if(fDigitsNew)for(int i=0;i<kNCH;i++){fDigitsNew->At(i)->Clear();fNdigitsNew[i]=0;}}
231 void ResetClusters() {if(fClusters) for(int i=0;i<kNCH;i++){fClusters ->At(i)->Clear();fNclusters[i]=0;}}
232 //Hits provided by AliDetector
233 TClonesArray* Sdigits() const{return fSdigits;}
234 TClonesArray* Digits(Int_t iC) const{if(fDigitsNew) return (TClonesArray *)fDigitsNew->At(iC-1);else return 0;}
235 TClonesArray* Clusters(Int_t iC) const{if(fClusters) return (TClonesArray *)fClusters->At(iC-1);else return 0;}
237 AliRICHChamber* C(Int_t iC) const{return (AliRICHChamber*)fChambers->At(iC-1);}
238 AliRICHParam* Param() const{return fpParam;}
240 AliRICHhit* FirstHit(Int_t iTrkN) {return (AliRICHhit*)AliDetector::FirstHit(iTrkN);} //virtual
241 AliRICHhit* NextHit() {return (AliRICHhit*)AliDetector::NextHit();} //virtual
243 void CreateChambers();
244 void CreateMaterials(); //virtual
245 virtual void BuildGeometry(); //virtual
246 virtual void CreateGeometry(); //virtual
247 Float_t AbsoCH4(Float_t x);
248 Float_t Fresnel(Float_t ene,Float_t pdoti, Bool_t pola);
250 virtual void StepManager()=0;
251 void GenerateFeedbacks(Int_t iChamber,Float_t eloss);
252 void Print(Option_t *option)const;//virtual
253 void MakeBranch(Option_t *opt=" ");
254 void SetTreeAddress();//virtual
255 // OLD staff OLD staff
256 inline void AddCerenkov(Int_t track, Int_t *vol, Float_t *cerenkovs);
257 inline void AddSpecialOld(Int_t *);
258 inline void AddDigitOld(Int_t id, Int_t *tracks, Int_t *charges, Int_t *digits);
259 inline void AddClusterOld(Int_t iChamber, const AliRICHRawCluster& cluster);
260 void AddRecHit1D(Int_t id, Float_t* rechit, Float_t* photons, Int_t* padsx, Int_t* padsy);
261 void AddRecHit3D(Int_t id, Float_t* rechit, Float_t omega, Float_t theta, Float_t phi);
263 inline void CreateCerenkovsOld();
264 inline void CreateSpecialsOld();
265 inline void CreateDigitsOld();
266 inline void CreateRawClustersOld();
267 inline void CreateRecos1Old();
268 inline void CreateRecos3Old();
269 void ResetDigitsOld() {if(fDchambers) for(int i=0;i<kNCH;i++){fDchambers->At(i)->Clear();fNdch[i]=0;}} //virtual
270 void ResetSpecialsOld(){fNspecials=0; if(fSpecials) fSpecials->Clear();}
271 void ResetRawClusters(){if(fRawClusters)for(int i=0;i<kNCH;i++){fRawClusters->At(i)->Clear();fNrawch[i]=0;}}
272 void ResetRecHits1D() {if(fRecHits1D) for(int i=0;i<kNCH;i++){fRecHits1D ->At(i)->Clear();fNrechits1D[i]=0;}}
273 void ResetRecHits3D() {if(fRecHits3D) for(int i=0;i<kNCH;i++){fRecHits3D ->At(i)->Clear();fNrechits3D[i]=0;}}
275 TClonesArray* DigitsOld(Int_t iC) const{if(fDchambers) return (TClonesArray *)fDchambers->At(iC-1);else return 0;}
276 TClonesArray* ClustersOld(Int_t iC) const{if(fRawClusters)return (TClonesArray *)fRawClusters->At(iC-1);else return 0;}
277 TClonesArray* Specials() const{return fSpecials;}
278 TClonesArray* Cerenkovs() const{return fCerenkovs;}
282 AliRICHChamber& Chamber(Int_t id) {return *((AliRICHChamber *) (*fChambers)[id]);}
283 TObjArray *Dchambers() const{return fDchambers;}
284 TObjArray *RecHits3D() const{return fRecHits3D;}
285 TObjArray *RecHits1D() const{return fRecHits1D;}
286 Int_t *Ndch() {return fNdch;}
287 Int_t *Nrechits1D() {return fNrechits1D;}
288 Int_t *Nrechits3D() {return fNrechits3D;}
289 TClonesArray *DigitsAddress(Int_t id) const{return ((TClonesArray *) (*fDchambers)[id]);}
290 TClonesArray *RecHitsAddress1D(Int_t id) const{return ((TClonesArray *) (*fRecHits1D)[id]);}
291 TClonesArray *RecHitsAddress3D(Int_t id) const{return ((TClonesArray *) (*fRecHits3D)[id]);}
292 TClonesArray *RawClustAddress(Int_t id) const{return ((TClonesArray *) (*fRawClusters)[id]);}
293 // Int_t DistancetoPrimitive(Int_t /*px*/, Int_t /*py*/) {return 9999;}
296 AliRICHParam *fpParam; //main RICH parametrization
297 TObjArray *fChambers; //list of RICH chambers
298 //fHits and fDigits belong to AliDetector
299 TClonesArray *fSdigits; //! List of sdigits
300 Int_t fNsdigits; //Current number of sdigits
301 TObjArray *fDigitsNew; //! Each chamber holds it's one lists of digits
302 Int_t fNdigitsNew[kNCH]; //Array of current numbers of digits
303 TObjArray *fClusters; //! Each chamber holds it's one lists of clusters
304 Int_t fNclusters[kNCH]; //Array of current numbers of raw clusters
306 TClonesArray *fCerenkovs; //! ??? List of cerenkovs
307 Int_t fNcerenkovs; //??? Current number of cerenkovs
308 TClonesArray *fSpecials; //! ??? List of specials
309 Int_t fNspecials; //??? Current number of specials
310 TObjArray *fDchambers; //! Array of lists of digits
311 Int_t fNdch[kNCH]; //Array of current numbers of digits
312 TObjArray *fRawClusters; //! Array of lists of raw clusters
313 Int_t fNrawch[kNCH]; //Array of current numbers of raw clusters
314 TObjArray *fRecHits1D; //!List of rec. hits
315 Int_t fNrechits1D[kNCH]; //Array of current numbers of rec hits 1D
316 TObjArray *fRecHits3D; //!List of rec. hits
317 Int_t fNrechits3D[kNCH]; //Array of current numbers of rec hits 3D
318 Int_t fCkovNumber; // Number of Cerenkov photons
319 Int_t fFreonProd; // Cerenkovs produced in freon
320 Int_t fFeedbacks; // Number of feedback photons
322 ClassDef(AliRICH,3) //Main RICH class
324 //__________________________________________________________________________________________________
325 void AliRICH::AddHit(Int_t track, Int_t *vol, Float_t *hits)
326 {//Adds the current hit to the RICH hits list
327 TClonesArray &tmp=*fHits;
328 new(tmp[fNhits++])AliRICHhit(fIshunt,track,vol,hits);
330 //__________________________________________________________________________________________________
331 void AliRICH::AddSdigit(Int_t iC,Int_t iX,Int_t iY,Int_t iAdc,Int_t iT0,Int_t iT1,Int_t iT2)
332 {//Adds the current Sdigit to the RICH list of Sdigits
333 TClonesArray &tmp=*fSdigits;
334 new(tmp[fNsdigits++])AliRICHdigit(iC,iX,iY,iAdc,iT0,iT1,iT2);
336 //__________________________________________________________________________________________________
337 void AliRICH::AddDigit(Int_t iC,Int_t iX,Int_t iY,Int_t iAdc,Int_t iT0,Int_t iT1,Int_t iT2)
338 {//Adds the current digit to the corresponding RICH list of digits (individual list per chamber)
339 TClonesArray &tmp=*((TClonesArray*)fDigitsNew->At(iC-1));
340 new(tmp[fNdigitsNew[iC-1]++]) AliRICHdigit(iC,iX,iY,iAdc,iT0,iT1,iT2);
342 //__________________________________________________________________________________________________
343 void AliRICH::CreateHits()
346 if(GetDebug())Info("CreateHits","creating hits container.");
347 fHits=new TClonesArray("AliRICHhit",10000); fNhits=0;
349 //__________________________________________________________________________________________________
350 void AliRICH::CreateSdigits()
353 if(GetDebug())Info("CreateSdigits","creating sdigits container.");
354 fSdigits=new TClonesArray("AliRICHdigit",10000); fNsdigits=0;
356 //__________________________________________________________________________________________________
357 void AliRICH::CreateDigits()
359 if(fDigitsNew) return;
360 if(GetDebug())Info("CreateDigits","creating digits containers.");
361 fDigitsNew = new TObjArray(kNCH);
362 for(Int_t i=0;i<kNCH;i++) {fDigitsNew->AddAt(new TClonesArray("AliRICHdigit",10000), i); fNdigitsNew[i]=0;}
364 //__________________________________________________________________________________________________
365 void AliRICH::CreateClusters()
367 if(fClusters) return;
368 if(GetDebug())Info("CreateClusters","creating clusters containers.");
369 fClusters = new TObjArray(kNCH);
370 for(Int_t i=0;i<kNCH;i++) {fClusters->AddAt(new TClonesArray("AliRICHcluster",10000), i); fNclusters[i]=0;}
375 //__________________________________________________________________________________________________
376 void AliRICH::CreateCerenkovsOld()
378 if(fCerenkovs) return;
379 if(GetDebug())Info("CreateCerenkovs","creating cerenkovs container.");
380 fCerenkovs=new TClonesArray("AliRICHCerenkov",10000); fNcerenkovs=0;
382 //__________________________________________________________________________________________________
383 void AliRICH::CreateSpecialsOld()
385 if(fSpecials) return;
386 if(GetDebug())Info("CreateSpecialsOld","creating SDigits special container.");
387 fSpecials=new TClonesArray("AliRICHSDigit",100000); fNspecials=0;
389 //__________________________________________________________________________________________________
390 void AliRICH::CreateDigitsOld()
392 if(fDchambers) return;
393 if(GetDebug())Info("CreateDigitsOld","creating digits containers.");
394 fDchambers = new TObjArray(kNCH);
395 for(Int_t i=0;i<kNCH;i++) fDchambers->AddAt(new TClonesArray("AliRICHDigit",10000), i);
397 //__________________________________________________________________________________________________
398 void AliRICH::CreateRawClustersOld()
400 if(fRawClusters) return;
401 if(GetDebug())Info("CreateClustersOld","creating clusters containers.");
402 fRawClusters = new TObjArray(kNCH);
403 for(Int_t i=0; i<kNCH ;i++) fRawClusters->AddAt(new TClonesArray("AliRICHRawCluster",10000), i);
405 //__________________________________________________________________________________________________
406 void AliRICH::CreateRecos1Old()
408 if(fRecHits1D) return;
409 if(GetDebug())Info("CreateRecos1DOld","creating recos 1 containers.");
410 fRecHits1D = new TObjArray(kNCH);
411 for(Int_t i=0; i<kNCH ;i++) fRecHits1D->AddAt(new TClonesArray("AliRICHRecHit1D",1000), i);
413 //__________________________________________________________________________________________________
414 void AliRICH::CreateRecos3Old()
416 if(fRecHits3D) return;
417 if(GetDebug())Info("CreateRecos3DOld","creating recos 3 containers.");
418 fRecHits3D = new TObjArray(kNCH);
419 for(Int_t i=0; i<kNCH ;i++) fRecHits3D->AddAt(new TClonesArray("AliRICHRecHit3D",1000), i);
421 //__________________________________________________________________________________________________
422 void AliRICH::AddCerenkov(Int_t track, Int_t *vol, Float_t *cerenkovs)
423 {//Adds the current RICH cerenkov hit to the Cerenkovs list
424 TClonesArray &tmp=*fCerenkovs;
425 new(tmp[fNcerenkovs++]) AliRICHCerenkov(fIshunt,track,vol,cerenkovs);
427 //__________________________________________________________________________________________________
428 void AliRICH::AddSpecialOld(Int_t *aiSDigit)
429 {// Adds the current Sdigit to the RICH list of Specials
430 TClonesArray &lSDigits = *fSpecials;
431 new(lSDigits[fNspecials++]) AliRICHSDigit(aiSDigit);
433 //__________________________________________________________________________________________________
434 void AliRICH::AddDigitOld(Int_t iChamber, Int_t *tracks, Int_t *charges, Int_t *digits)
435 {// Adds the current digit to the RICH list of S digits
436 TClonesArray &ldigits = *((TClonesArray*)fDchambers->At(iChamber-1));
437 new(ldigits[fNdch[iChamber-1]++]) AliRICHDigit(tracks,charges,digits);
439 //__________________________________________________________________________________________________
440 void AliRICH::AddClusterOld(Int_t iChamber, const AliRICHRawCluster& c)
441 {// Add a RICH raw cluster to the list
442 TClonesArray &tmp= *((TClonesArray*)fRawClusters->At(iChamber-1));
443 new(tmp[fNrawch[iChamber-1]++]) AliRICHRawCluster(c);
445 //__________________________________________________________________________________________________
446 #endif//#ifndef AliRICH_h