#ifndef AliRICH_h #define AliRICH_h /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * * See cxx source for full Copyright notice */ #include #include #include #include #include #include #include #include "AliRICHDigitizer.h" #include "AliRICHParam.h" //__________________AliRICHhit______________________________________________________________________ class AliRICHhit : public AliHit { public: AliRICHhit():AliHit() {fChamber=kBad; fEloss=kBad; fInX3.SetXYZ(0,0,0);fOutX3.SetXYZ(0,0,0);} AliRICHhit(Int_t c,Int_t tid,TVector3 in,TVector3 out,Double_t e):AliHit(0,tid) {fChamber=c;fInX3=in; fOutX3=out;fEloss=e; fX=out.X();fY=out.Y();fZ=out.Z();} virtual ~AliRICHhit() {;} Int_t C() const{return fChamber;} //chamber number Int_t Chamber() const{return fChamber;} //chamber number Float_t Eloss() const{return fEloss;} //energy lost by track inside amplification gap TVector3 InX3() const{return fInX3;} //track position at the faceplane of the gap TVector3 OutX3() const{return fOutX3;} //track position at the backplane of the gap Double_t Length() const{return (fOutX3-fInX3).Mag();} //track length inside the amplification gap void Print(Option_t *option="")const; //virtual protected: Int_t fChamber; //chamber number Double_t fEloss; //ionisation energy lost in GAP TVector3 fInX3; //position at the entrance of the GAP TVector3 fOutX3; //position at the exit of the GAP ClassDef(AliRICHhit,2) //RICH hit class };//class AliRICHhit //__________________AliRICHdigit____________________________________________________________________ class AliRICHdigit :public AliDigit { public: AliRICHdigit() {fChFbMip=fChamber=fPadX=fPadY=fTracks[0]=fTracks[1]=fTracks[2]=kBad;fQdc=kBad;} AliRICHdigit(Int_t c,Int_t x,Int_t y,Double_t q,Int_t cpid,Int_t tid0,Int_t tid1,Int_t tid2) {fPadX=x;fPadY=y;fQdc=q;fChamber=10*c+AliRICHParam::Sector(x,y);fChFbMip=cpid;fTracks[0]=tid0;fTracks[1]=tid1;fTracks[2]=tid2;} virtual ~AliRICHdigit() {;} Int_t Compare(const TObject *pObj) const {if(Id()==((AliRICHdigit*)pObj)->Id())return 0;else if(Id()>((AliRICHdigit*)pObj)->Id())return 1;else return -1;} //virtual Bool_t IsSortable() const{return kTRUE;} //virtual void Print(Option_t *option="") const; //virtual Int_t ChFbMi() const{return fChFbMip;} //particle mixture for this digit Int_t C() const{return fChamber/10;} //chamber number Int_t S() const{return fChamber-(fChamber/10)*10;} //sector number Int_t X() const{return fPadX;} //x position of the pad Int_t Y() const{return fPadY;} //y postion of the pad Int_t Id() const{return fChamber*10000000+fPadX*1000+fPadY;} //absolute id of this pad Double_t Q() const{return fQdc;} //charge in terms of ADC channels Int_t Tid(Int_t i) const{return fTracks[i];} //track reference produced this digit protected: Int_t fChFbMip; //1000000*Ncerenkovs+1000*Nfeedbacks+Nmips Int_t fChamber; //10*chamber number+ sector number Int_t fPadX; //pad number along X Int_t fPadY; //pad number along Y Double_t fQdc; //QDC value, fractions are permitted for summable procedure ClassDef(AliRICHdigit,3) //RICH digit class };//class AliRICHdigit //__________________AliRICHcluster__________________________________________________________________ class AliRICHcluster :public TObject { public: enum ClusterStatus {kEdge,kShape,kSize,kRaw,kResolved}; AliRICHcluster() {fSize=fQdc=fStatus=fChamber=fDimXY=0;fX=fY=kBad;fDigits=0;} virtual ~AliRICHcluster() {delete fDigits;} AliRICHcluster& operator=(const AliRICHcluster&) {return *this;} Int_t Nlocals() const{return fSize - 10000*(fSize/10000);} // Int_t Size() const{return fSize/10000;} // Int_t Fsize() const{return fSize;} // Int_t DimXY() const{return fDimXY;} // Int_t C() const{return fChamber/10;} // Int_t S() const{return fChamber-(fChamber/10)*10;} // Int_t Fchamber() const{return fChamber;} // Int_t Q() const{return fQdc;} // Double_t X() const{return fX;} // Double_t Y() const{return fY;} // Int_t Status() const{return fStatus;} // void SetStatus(Int_t status) {fStatus=status;} // Int_t Nmips() const{return fCombiPid-1000000*Ncerenkovs()-1000*Nfeedbacks();} // Int_t Ncerenkovs() const{return fCombiPid/1000000;} // Int_t Nfeedbacks() const{return (fCombiPid-1000000*Ncerenkovs())/1000;} // Bool_t IsPureMip() const{return fCombiPid<1000;} Bool_t IsPureCerenkov() const{return Nmips()==0&&Nfeedbacks()==0;} // Bool_t IsPureFeedback() const{return Nmips()==0&&Ncerenkovs()==0;} // Int_t CombiPid() const{return fCombiPid;} // void SetCombiPid(Int_t ckov,Int_t feeds,Int_t mips) {fCombiPid=1000000*ckov+1000*feeds+mips;} // void Fill(AliRICHcluster *pRaw,Double_t x,Double_t y, Double_t q, Int_t combipid) {fCombiPid=combipid;fChamber=pRaw->Fchamber();fSize=pRaw->Fsize(); fQdc=(Int_t)(q*pRaw->Q());fX=x;fY=y;fStatus=kResolved;} // TObjArray* Digits() const{return fDigits;} // void Print(Option_t *option="")const; //virtual inline void AddDigit(AliRICHdigit *pDig); // inline void CoG(Int_t nLocals); // void Reset() {fSize=fQdc=fStatus=fChamber=fDimXY=kBad;fX=fY=kBad;delete fDigits;fDigits=0;} // protected: Int_t fCombiPid; //1000000*Ncerenkovs+1000*Nfeedbacks+Nmips Int_t fSize; //10000*(how many digits belong to this cluster) + nLocalMaxima Int_t fDimXY; //100*xdim+ydim box containing the cluster Int_t fQdc; //QDC value Int_t fChamber; //10*module number+sector number Double_t fX; //local x postion Double_t fY; //local y postion Int_t fStatus; //flag to mark the quality of the cluster TObjArray *fDigits; //! list of digits forming this cluster ClassDef(AliRICHcluster,2) //RICH cluster class };//class AliRICHcluster //__________________________________________________________________________________________________ void AliRICHcluster::AddDigit(AliRICHdigit *pDig) {// if(!fDigits) {fQdc=fSize=fCombiPid=0;fDigits = new TObjArray;} fQdc+=(Int_t)pDig->Q(); fDigits->Add(pDig); fChamber=10*pDig->C()+pDig->S(); fSize+=10000; } //__________________________________________________________________________________________________ void AliRICHcluster::CoG(Int_t nLocals) {// Int_t xmin=999,ymin=999,xmax=0,ymax=0; fX=fY=0; for(Int_t iDig=0;iDigAt(iDig); Int_t padX = pDig->X();Int_t padY = pDig->Y();Double_t q=pDig->Q(); TVector2 x2=AliRICHParam::Pad2Loc(padX,padY); fX += x2.X()*q;fY +=x2.Y()*q; if(padXxmax)xmax=padX;if(padYymax)ymax=padY; } fX/=fQdc;fY/=fQdc;//Center of Gravity fDimXY = 100*(xmax-xmin+1)+ymax-ymin+1;//find box containing cluster fSize+=nLocals; fStatus=kRaw; }//CoG() class AliRICHreco: public TObject { public: AliRICHreco() {fTid=fNphotons=kBad; fThetaCherenkov=kBad;} AliRICHreco(Int_t tid,Double_t thetaCherenkov,Int_t nPhotons) {fTid=tid;fThetaCherenkov=thetaCherenkov;fNphotons=nPhotons;} virtual ~AliRICHreco() {;} void Print(Option_t *option="")const; //virtual print protected: Int_t fTid; // track Id reference Int_t fNphotons; // number of photons contributed to the recontruction Double_t fThetaCherenkov; // reconstructed Theta Cerenkov for a given charged track ClassDef(AliRICHreco,1) //RICH reco class };//class AliRICHreco //__________________AliRICH_________________________________________________________________________ class AliRICHParam; class AliRICHChamber; class AliRICH : public AliDetector { public: AliRICH(); AliRICH(const char *name, const char *title); AliRICH(const AliRICH& RICH):AliDetector(RICH) {;} //copy ctor virtual ~AliRICH(); AliRICH& operator=(const AliRICH&) {return *this;} //framework part virtual Int_t IsVersion() const =0; //virtual virtual void StepManager() =0; //virtual void Hits2SDigits(); //virtual AliDigitizer* CreateDigitizer(AliRunDigitizer* man) const {return new AliRICHDigitizer(man);} //virtual void Print(Option_t *option)const; //virtual void SetTreeAddress(); //virtual void MakeBranch(Option_t *opt=" "); //virtual void CreateMaterials(); //virtual virtual void BuildGeometry(); //virtual virtual void CreateGeometry(); //virtual //private part Float_t AbsoCH4(Float_t x)const; //calculates absorption length for methane Float_t Fresnel(Float_t ene,Float_t pdoti, Bool_t pola)const; //deals with Fresnel absorption void GenerateFeedbacks(Int_t iChamber,Float_t eloss=0); //generates feedback photons; eloss=0 for photon void CreateChambers(); //creates set of chambers inline void CreateHits(); //create hits container as a simple list inline void CreateSDigits(); //create sdigits container as a simple list inline void CreateDigits(); //create digits container as 7 lists, one per chamber inline void CreateClusters(); //create clusters container as 7 lists, one per chamber inline void CreateRecos(); //create recos container // void ResetHits() {AliDetector::ResetHits();} //virtual void ResetSDigits() {fNsdigits=0; if(fSdigits) fSdigits ->Clear();} void ResetDigits() {if(fDigitsNew)for(int i=0;iAt(i)->Clear();fNdigitsNew[i]=0;}} //virtual void ResetClusters() {if(fClusters) for(int i=0;iAt(i)->Clear();fNclusters[i]=0;}} void ResetRecos() {if(fRecos) fRecos->Clear();fNrecos=0;} TClonesArray* SDigits() const{return fSdigits;} TClonesArray* Digits(Int_t iC) const{if(fDigitsNew) return (TClonesArray *)fDigitsNew->At(iC-1);else return 0;} TClonesArray* Clusters(Int_t iC) const{if(fClusters) return (TClonesArray *)fClusters->At(iC-1);else return 0;} TClonesArray* Recos() const{return fRecos;} AliRICHChamber* C(Int_t iC) const{return (AliRICHChamber*)fChambers->At(iC-1);} AliRICHParam* P() const{return fpParam;} void PrintDigits() const{for(Int_t i=0;iAt(i)->Print();} void PrintClusters() const{for(Int_t i=0;iAt(i)->Print();} void AddHit(Int_t chamber,Int_t tid,TVector3 iX3,TVector3 oX3,Double_t eloss=0) {TClonesArray &tmp=*fHits;new(tmp[fNhits++])AliRICHhit(chamber,tid,iX3,oX3,eloss);} inline void AddSDigit(Int_t c,Int_t x,Int_t y,Double_t q,Int_t pid,Int_t tid); void AddDigit(int c,int x,int y,int q,int cfm,int *tid) {TClonesArray &tmp=*((TClonesArray*)fDigitsNew->At(c-1));new(tmp[fNdigitsNew[c-1]++])AliRICHdigit(c,x,y,q,cfm,tid[0],tid[1],tid[2]);} void AddCluster(AliRICHcluster &cl) {Int_t c=cl.C()-1;cout<At(c));new(tmp[fNclusters[c]++])AliRICHcluster(cl);} void AddReco(Int_t tid,Double_t thetaCherenkov,Int_t nPhotons) {TClonesArray &tmp=*(TClonesArray*)fRecos;new(tmp[fNrecos++])AliRICHreco(tid,thetaCherenkov,nPhotons);} protected: enum {kCSI=6,kGAP=9}; AliRICHParam *fpParam; //main RICH parametrization TObjArray *fChambers; //list of RICH chambers //fHits and fDigits belong to AliDetector TClonesArray *fSdigits; //! List of sdigits Int_t fNsdigits; //! Current number of sdigits TObjArray *fDigitsNew; //! Each chamber holds it's one lists of digits Int_t fNdigitsNew[kNCH]; //! Array of current numbers of digits TObjArray *fClusters; //! Each chamber holds it's one lists of clusters Int_t fNclusters[kNCH]; //! Array of current numbers of raw clusters TClonesArray *fRecos; //! pointer to the list of recos Int_t fNrecos; //! number of recos ClassDef(AliRICH,5) //Main RICH class };//class AliRICH //__________________________________________________________________________________________________ void AliRICH::CreateHits() { if(fHits) return; if(GetDebug())Info("CreateHits","creating hits container."); fHits=new TClonesArray("AliRICHhit",10000); fNhits=0; } //__________________________________________________________________________________________________ void AliRICH::CreateSDigits() { if(fSdigits) return; if(GetDebug())Info("CreateSDigits","creating sdigits container."); fSdigits=new TClonesArray("AliRICHdigit",10000); fNsdigits=0; } //__________________________________________________________________________________________________ void AliRICH::CreateDigits() { if(fDigitsNew) return; if(GetDebug())Info("CreateDigits","creating digits containers."); fDigitsNew = new TObjArray(kNCH); for(Int_t i=0;iAddAt(new TClonesArray("AliRICHdigit",10000), i); fNdigitsNew[i]=0;} } //__________________________________________________________________________________________________ void AliRICH::CreateClusters() { if(fClusters) return; if(GetDebug())Info("CreateClusters","creating clusters containers."); fClusters = new TObjArray(kNCH); for(Int_t i=0;iAddAt(new TClonesArray("AliRICHcluster",10000), i); fNclusters[i]=0;} } //__________________________________________________________________________________________________ void AliRICH::CreateRecos() { if(fRecos) return; if(GetDebug())Info("CreateRecos","creating recos containers."); fRecos = new TClonesArray("AliRICHreco",1000);fNrecos=0; } //__________________________________________________________________________________________________ void AliRICH::AddSDigit(Int_t c,Int_t x,Int_t y,Double_t q,Int_t pid,Int_t tid) { switch(pid){ case 50000050: pid=1000000;break;//cerenkov case 50000051: pid=1000; break;//feedback default: pid=1; break;//mip } TClonesArray &tmp=*fSdigits; new(tmp[fNsdigits++])AliRICHdigit(c,x,y,q,pid,tid,kBad,kBad); }//AddSDigit() //__________________________________________________________________________________________________ #endif//#ifndef AliRICH_h