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>
13 #include "AliRICHConst.h"
14 #include "AliRICHChamber.h"
16 #include "AliRICHDigit.h"
17 #include "AliRICHSDigit.h"
19 class AliRICHRawCluster;
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;
76 }//AliRICHhit::default ctor
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;
139 }//AliRICHCerenkov::ctor
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];
157 }//AliRICHCerenkov::ctor
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;
189 }//AliRICHdigit::ctor
190 //__________________________________________________________________________________________________
191 Int_t AliRICHdigit::Compare(const TObject *pObj)const
193 if(Id()==((AliRICHdigit*)pObj)->Id())
195 else if(Id()>((AliRICHdigit*)pObj)->Id())
199 }//Int_t AliRICHdigit::Compare(const TObject *pObj)
201 //__________________AliRICH_________________________________________________________________________
202 //__________________________________________________________________________________________________
203 //__________________________________________________________________________________________________
207 class AliRICH : public AliDetector
211 AliRICH(const char *name, const char *title);
212 AliRICH(const AliRICH& RICH):AliDetector(RICH) {;}
215 AliRICH& operator=(const AliRICH&) {return *this;}
216 virtual Int_t IsVersion() const =0;
217 void Hits2SDigits(); //virtual
218 void SDigits2Digits(); //virtual
219 void Digits2Reco(); //virtual
221 inline void CreateHits();
222 inline void CreateSdigits();
223 inline void CreateDigits();
224 inline void CreateClusters();
225 inline void AddHit(Int_t track, Int_t *vol, Float_t *hits); //virtual
226 inline void AddHit(Int_t track,Int_t iPID,Int_t iChamber,TLorentzVector x4,Float_t eloss);
227 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);
228 inline void AddSdigit(TObject *pDigit);
229 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); //virtual
230 void AddCluster() {;}
231 void ResetHits() {AliDetector::ResetHits();fNcerenkovs=0;if(fCerenkovs)fCerenkovs->Clear();fNspecials=0;if(fSpecials)fSpecials->Clear();} //virtual
232 void ResetSdigits() {fNsdigits=0; if(fSdigits) fSdigits ->Clear();}
233 void ResetClusters(){if(fClusters)for(int i=0;i<kNCH;i++){fClusters->At(i)->Clear();fNclusters[i]=0;}}
234 //Hits provided by AliDetector
235 TClonesArray* Sdigits() const{return fSdigits;}
236 TClonesArray* Digits(Int_t iC) const{if(fDchambers) return (TClonesArray *)fDchambers->At(iC-1);else return 0;}//virtual
237 TClonesArray* Clusters(Int_t iC) const{if(fClusters) return (TClonesArray *)fClusters->At(iC-1);else return 0;}
239 AliRICHChamber* C(Int_t iC) const{return (AliRICHChamber*)fChambers->At(iC-1);}
240 AliRICHParam* Param() const{return fpParam;}
242 AliRICHhit* FirstHit(Int_t iTrkN) {return (AliRICHhit*)AliDetector::FirstHit(iTrkN);} //virtual
243 AliRICHhit* NextHit() {return (AliRICHhit*)AliDetector::NextHit();} //virtual
245 TClonesArray* Specials() const{return fSpecials;}
246 TClonesArray* Cerenkovs() const{return fCerenkovs;}
251 inline void AddCerenkov(Int_t track, Int_t *vol, Float_t *cerenkovs);
252 inline void AddDigits(Int_t id, Int_t *tracks, Int_t *charges, Int_t *digits);
253 inline void CreateCerenkovsOld();
254 inline void CreateSpecialsOld();
255 inline void CreateDigitsOld();
256 inline void CreateRawClustersOld();
257 inline void CreateRecos1Old();
258 inline void CreateRecos3Old();
259 void ResetDigits() {if(fDchambers) for(int i=0;i<kNCH;i++){fDchambers->At(i)->Clear();fNdch[i]=0;}} //virtual
260 void ResetSpecials(){fNspecials=0; if(fSpecials) fSpecials->Clear();}
261 void ResetRawClusters(){if(fRawClusters)for(int i=0;i<kNCH;i++){fRawClusters->At(i)->Clear();fNrawch[i]=0;}}
262 void ResetRecHits1D() {if(fRecHits1D) for(int i=0;i<kNCH;i++){fRecHits1D ->At(i)->Clear();fNrechits1D[i]=0;}}
263 void ResetRecHits3D() {if(fRecHits3D) for(int i=0;i<kNCH;i++){fRecHits3D ->At(i)->Clear();fNrechits3D[i]=0;}}
265 void CreateChambers();
266 void CreateMaterials(); //virtual
267 virtual void BuildGeometry(); //virtual
268 virtual void CreateGeometry(); //virtual
269 Float_t AbsoCH4(Float_t x);
270 Float_t Fresnel(Float_t ene,Float_t pdoti, Bool_t pola);
272 virtual void StepManager()=0;
273 void GenerateFeedbacks(Int_t iChamber,Float_t eloss);
274 void Print(Option_t *option)const;//virtual
275 void MakeBranch(Option_t *opt=" ");
276 void SetTreeAddress();//virtual
280 AliRICHChamber& Chamber(Int_t id) {return *((AliRICHChamber *) (*fChambers)[id]);}
281 inline void AddSDigit(Int_t *);
282 void AddRawCluster(Int_t id, const AliRICHRawCluster& cluster);
283 void AddRecHit1D(Int_t id, Float_t* rechit, Float_t* photons, Int_t* padsx, Int_t* padsy);
284 void AddRecHit3D(Int_t id, Float_t* rechit, Float_t omega, Float_t theta, Float_t phi);
285 TObjArray *Dchambers() const{return fDchambers;}
286 TObjArray *RecHits3D() const{return fRecHits3D;}
287 TObjArray *RecHits1D() const{return fRecHits1D;}
288 Int_t *Ndch() {return fNdch;}
289 Int_t *Nrechits1D() {return fNrechits1D;}
290 Int_t *Nrechits3D() {return fNrechits3D;}
291 TClonesArray *DigitsAddress(Int_t id) const{return ((TClonesArray *) (*fDchambers)[id]);}
292 TClonesArray *RecHitsAddress1D(Int_t id) const{return ((TClonesArray *) (*fRecHits1D)[id]);}
293 TClonesArray *RecHitsAddress3D(Int_t id) const{return ((TClonesArray *) (*fRecHits3D)[id]);}
294 TClonesArray *RawClustAddress(Int_t id) const{return ((TClonesArray *) (*fRawClusters)[id]);}
295 // Int_t DistancetoPrimitive(Int_t /*px*/, Int_t /*py*/) {return 9999;}
298 AliRICHParam *fpParam; //main RICH parametrization
299 TObjArray *fChambers; //list of RICH chambers
300 //fHits and fDigits belong to AliDetector
301 TClonesArray *fSdigits; //! List of sdigits
302 Int_t fNsdigits; //Current number of sdigits
303 TObjArray *fDigitsNew; //! Each chamber holds it's one lists of digits
304 Int_t fNdigitsNew[kNCH]; //Array of current numbers of digits
305 TObjArray *fClusters; //! Each chamber holds it's one lists of clusters
306 Int_t fNclusters[kNCH]; //Array of current numbers of raw clusters
308 TClonesArray *fCerenkovs; //! ??? List of cerenkovs
309 Int_t fNcerenkovs; //??? Current number of cerenkovs
310 TClonesArray *fSpecials; //! ??? List of specials
311 Int_t fNspecials; //??? Current number of specials
312 TObjArray *fDchambers; //! Array of lists of digits
313 Int_t fNdch[kNCH]; //Array of current numbers of digits
314 TObjArray *fRawClusters; //! Array of lists of raw clusters
315 Int_t fNrawch[kNCH]; //Array of current numbers of raw clusters
316 TObjArray *fRecHits1D; //!List of rec. hits
317 Int_t fNrechits1D[kNCH]; //Array of current numbers of rec hits 1D
318 TObjArray *fRecHits3D; //!List of rec. hits
319 Int_t fNrechits3D[kNCH]; //Array of current numbers of rec hits 3D
320 Int_t fCkovNumber; // Number of Cerenkov photons
321 Int_t fFreonProd; // Cerenkovs produced in freon
322 Int_t fFeedbacks; // Number of feedback photons
324 ClassDef(AliRICH,3) //Main RICH class
326 //__________________________________________________________________________________________________
327 void AliRICH::AddHit(Int_t track, Int_t *vol, Float_t *hits)
328 {//Adds the current hit to the RICH hits list
329 TClonesArray &tmp=*fHits;
330 new(tmp[fNhits++])AliRICHhit(fIshunt,track,vol,hits);
332 //__________________________________________________________________________________________________
333 void AliRICH::AddHit(Int_t track,Int_t iPID,Int_t iChamber,TLorentzVector x4,Float_t eloss)
334 {//Adds the current hit to the RICH hits list
335 TClonesArray &tmp=*fHits;
336 new(tmp[fNhits++])AliRICHhit(track,iPID,iChamber,x4,eloss);
338 //__________________________________________________________________________________________________
339 void AliRICH::AddSdigit(Int_t iC,Int_t iX,Int_t iY,Int_t iAdc,Int_t iT0,Int_t iT1,Int_t iT2)
340 {//Adds the current Sdigit to the RICH list of Sdigits
341 TClonesArray &tmp=*fSdigits;
342 new(tmp[fNsdigits++])AliRICHdigit(iC,iX,iY,iAdc,iT0,iT1,iT2);
344 //__________________________________________________________________________________________________
345 void AliRICH::AddSdigit(TObject *pDigit)
346 {//Adds the current Sdigit to the RICH list of Sdigits
347 TClonesArray &tmp=*fSdigits;
348 tmp[fNsdigits++]=pDigit;
350 //__________________________________________________________________________________________________
351 void AliRICH::AddDigit(Int_t iC,Int_t iX,Int_t iY,Int_t iAdc,Int_t iT0,Int_t iT1,Int_t iT2)
352 {//Adds the current digit to the corresponding RICH list of digits (individual list per chamber)
353 TClonesArray &tmp=*((TClonesArray*)fDigitsNew->At(iC-1));
354 new(tmp[fNdigitsNew[iC-1]++]) AliRICHdigit(iC,iX,iY,iAdc,iT0,iT1,iT2);
356 //__________________________________________________________________________________________________
357 void AliRICH::CreateHits()
360 if(GetDebug())Info("CreateHits","creating hits container.");
361 fHits=new TClonesArray("AliRICHhit",10000); fNhits=0;
363 //__________________________________________________________________________________________________
364 void AliRICH::CreateSdigits()
367 if(GetDebug())Info("CreateSdigits","creating sdigits container.");
368 fSdigits=new TClonesArray("AliRICHdigit",10000); fNsdigits=0;
370 //__________________________________________________________________________________________________
371 void AliRICH::CreateDigits()
373 if(fDigitsNew) return;
374 if(GetDebug())Info("CreateDigits","creating digits containers.");
375 fDigitsNew = new TObjArray(kNCH);
376 for(Int_t i=0;i<kNCH;i++) {fDigitsNew->AddAt(new TClonesArray("AliRICHdigit",10000), i); fNdigitsNew[i]=0;}
378 //__________________________________________________________________________________________________
379 void AliRICH::CreateClusters()
381 if(fClusters) return;
382 if(GetDebug())Info("CreateClusters","creating clusters containers.");
383 fClusters = new TObjArray(kNCH);
384 for(Int_t i=0;i<kNCH;i++) {fClusters->AddAt(new TClonesArray("AliRICHcluster",10000), i); fNclusters[i]=0;}
389 //__________________________________________________________________________________________________
390 void AliRICH::CreateCerenkovsOld()
392 if(fCerenkovs) return;
393 if(GetDebug())Info("CreateCerenkovs","creating cerenkovs container.");
394 fCerenkovs=new TClonesArray("AliRICHCerenkov",10000); fNcerenkovs=0;
395 }//CreateCerenkovsOld()
396 //__________________________________________________________________________________________________
397 void AliRICH::CreateSpecialsOld()
399 if(fSpecials) return;
400 if(GetDebug())Info("CreateSpecialsOld","creating SDigits special container.");
401 fSpecials=new TClonesArray("AliRICHSDigit",100000); fNspecials=0;
402 }//CreateSpecialsOld()
403 //__________________________________________________________________________________________________
404 void AliRICH::CreateDigitsOld()
406 if(fDchambers) return;
407 if(GetDebug())Info("CreateDigitsOld","creating digits containers.");
408 fDchambers = new TObjArray(kNCH);
409 for(Int_t i=0;i<kNCH;i++) fDchambers->AddAt(new TClonesArray("AliRICHDigit",10000), i);
411 //__________________________________________________________________________________________________
412 void AliRICH::CreateRawClustersOld()
414 if(fRawClusters) return;
415 if(GetDebug())Info("CreateClustersOld","creating clusters containers.");
416 fRawClusters = new TObjArray(kNCH);
417 for(Int_t i=0; i<kNCH ;i++) fRawClusters->AddAt(new TClonesArray("AliRICHRawCluster",10000), i);
418 }//CreateRawClustersOld()
419 //__________________________________________________________________________________________________
420 void AliRICH::CreateRecos1Old()
422 if(fRecHits1D) return;
423 if(GetDebug())Info("CreateRecos1DOld","creating recos 1 containers.");
424 fRecHits1D = new TObjArray(kNCH);
425 for(Int_t i=0; i<kNCH ;i++) fRecHits1D->AddAt(new TClonesArray("AliRICHRecHit1D",1000), i);
427 //__________________________________________________________________________________________________
428 void AliRICH::CreateRecos3Old()
430 if(fRecHits3D) return;
431 if(GetDebug())Info("CreateRecos3DOld","creating recos 3 containers.");
432 fRecHits3D = new TObjArray(kNCH);
433 for(Int_t i=0; i<kNCH ;i++) fRecHits3D->AddAt(new TClonesArray("AliRICHRecHit3D",1000), i);
435 //__________________________________________________________________________________________________
436 void AliRICH::AddCerenkov(Int_t track, Int_t *vol, Float_t *cerenkovs)
437 {//Adds the current RICH cerenkov hit to the Cerenkovs list
438 TClonesArray &tmp=*fCerenkovs;
439 new(tmp[fNcerenkovs++]) AliRICHCerenkov(fIshunt,track,vol,cerenkovs);
441 //__________________________________________________________________________________________________
442 void AliRICH::AddSDigit(Int_t *aSDigit)
443 {// Adds the current Sdigit to the RICH list of Specials
444 TClonesArray &lSDigits = *fSpecials;
445 new(lSDigits[fNspecials++]) AliRICHSDigit(aSDigit);
447 //__________________________________________________________________________________________________
448 void AliRICH::AddDigits(Int_t id, Int_t *tracks, Int_t *charges, Int_t *digits)
449 {// Adds the current digit to the RICH list of S digits
450 TClonesArray &ldigits = *((TClonesArray*)fDchambers->At(id));
451 new(ldigits[fNdch[id]++]) AliRICHDigit(tracks,charges,digits);
453 //__________________________________________________________________________________________________
454 #endif//#ifndef AliRICH_h