#ifndef ALIITSSIMULATIONSSD_H
#define ALIITSSIMULATIONSSD_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
-* See cxx source for full Copyright notice */
+ * See cxx source for full Copyright notice */
/* $Id$ */
class AliITSsimulationSSD: public AliITSsimulation {
-public:
- AliITSsimulationSSD(); // Default constructor
- AliITSsimulationSSD(const AliITSsimulationSSD &source); // copy constructor
- // operator =
- AliITSsimulationSSD& operator=(const AliITSsimulationSSD &source);
- // virtual AliITSsimulation& operator=(const AliITSsimulation &source);
- //Standard Constructor
- AliITSsimulationSSD(AliITSDetTypeSim* dettyp);
- //Destructor
- virtual ~AliITSsimulationSSD();
- // Get a pointer to the segmentation object
- virtual AliITSsegmentation* GetSegmentationModel(Int_t /*dt*/){return fDetType->GetSegmentationModel(2);}
- // set pointer to segmentation objec
- virtual void SetSegmentationModel(Int_t /*dt*/, AliITSsegmentation *seg){fDetType->SetSegmentationModel(2,seg);}
- // Initilize variables for this simulation
- void Init();
- // Initilize variables for this simulation
- //void Init(AliITSsegmentationSSD *seg,AliITSCalibrationSSD *resp);
- // Create maps to build the lists of tracks for each summable digit
- void InitSimulationModule(Int_t module,Int_t events);
- // Digitize module from the sum of summable digits.
- void FinishSDigitiseModule();
- //Digitizes all of the hits in a module
- void DigitiseModule(AliITSmodule *mod,Int_t dummy0,Int_t dummy1);
- // Computes the Summable Digits
- void SDigitiseModule(AliITSmodule *mod,Int_t module,Int_t dummy);
- // Computes the Charge on each Strip/ Analog/summable digits
- void HitsToAnalogDigits(AliITSmodule *mod,AliITSpList *pList);
- //Computes the signal from one hit
- void HitToDigit(Int_t module,Double_t x0,Double_t y0,Double_t z0,
+ public:
+ AliITSsimulationSSD(); // Default constructor
+ AliITSsimulationSSD(const AliITSsimulationSSD &source); // copy constructor
+ // operator =
+ AliITSsimulationSSD& operator=(const AliITSsimulationSSD &source);
+ // virtual AliITSsimulation& operator=(const AliITSsimulation &source);
+ //Standard Constructor
+ AliITSsimulationSSD(AliITSDetTypeSim* dettyp);
+ //Destructor
+ virtual ~AliITSsimulationSSD();
+ // Get a pointer to the segmentation object
+ virtual AliITSsegmentation* GetSegmentationModel(Int_t /*dt*/){return fDetType->GetSegmentationModel(2);}
+ // set pointer to segmentation objec
+ virtual void SetSegmentationModel(Int_t /*dt*/, AliITSsegmentation *seg){fDetType->SetSegmentationModel(2,seg);}
+ // Initilize variables for this simulation
+ void Init();
+ // Initilize variables for this simulation
+ //void Init(AliITSsegmentationSSD *seg,AliITSCalibrationSSD *resp);
+ // Create maps to build the lists of tracks for each summable digit
+ void InitSimulationModule(Int_t module,Int_t events);
+ // Digitize module from the sum of summable digits.
+ void FinishSDigitiseModule();
+ //Digitizes all of the hits in a module
+ void DigitiseModule(AliITSmodule *mod,Int_t dummy0,Int_t dummy1);
+ // Computes the Summable Digits
+ void SDigitiseModule(AliITSmodule *mod,Int_t module,Int_t dummy);
+ // Computes the Charge on each Strip/ Analog/summable digits
+ void HitsToAnalogDigits(AliITSmodule *mod,AliITSpList *pList);
+ //Computes the signal from one hit
+ void HitToDigit(Int_t module,Double_t x0,Double_t y0,Double_t z0,
Double_t x,Double_t y,Double_t z,Double_t de,
AliITSTableSSD *tav);
- //returns a pointer to the SSD segmentation.
- /*AliITSsegmentationSSD *GetSegmentation() {
+ //returns a pointer to the SSD segmentation.
+ /*AliITSsegmentationSSD *GetSegmentation() {
return (AliITSsegmentationSSD*) fSegmentation;}
- */
- //Returns the ionization energy for Si in GeV.
- Double_t GetIonizeE() const {return fIonE;}
- //Sets the ionization energy for Si in GeV.
- void SetIonizeE(Double_t e=3.62E-09){fIonE = e;}
- //Returns the Diffusion constant h in cm**2/sec
- Double_t GetDiffConst(Int_t i) const {return fDifConst[i];}
- //Sets the Diffusion constant h in cm**2/sec
- void SetDiffConst(Double_t h=11.0,Double_t e=30.0)
+ */
+ //Returns the ionization energy for Si in GeV.
+ Double_t GetIonizeE() const {return fIonE;}
+ //Sets the ionization energy for Si in GeV.
+ void SetIonizeE(Double_t e=3.62E-09){fIonE = e;}
+ //Returns the Diffusion constant h in cm**2/sec
+ Double_t GetDiffConst(Int_t i) const {return fDifConst[i];}
+ //Sets the Diffusion constant h in cm**2/sec
+ void SetDiffConst(Double_t h=11.0,Double_t e=30.0)
{fDifConst[0] = h;fDifConst[1]=e;}
- //Returns the Drift velocity for the side i
- Double_t GetDriftVelocity(Int_t i) const {return fDriftVel[i];}
- //Sets the Drift velocity for the P and N sides
- void SetDriftVelocity(Double_t v0=0.86E+06,Double_t v1=2.28E+06)
+ //Returns the Drift velocity for the side i
+ Double_t GetDriftVelocity(Int_t i) const {return fDriftVel[i];}
+ //Sets the Drift velocity for the P and N sides
+ void SetDriftVelocity(Double_t v0=0.86E+06,Double_t v1=2.28E+06)
{fDriftVel[0] = v0;fDriftVel[1] = v1;}
- // Standard ascii class print function
- void Print(ostream *os);
- // Standard ascii class read function
- void Read(istream *is);
- virtual void Print(Option_t *option="") const {TObject::Print(option);}
- virtual Int_t Read(const char *name) {return TObject::Read(name);}
- // Data members
-protected:
+ // Standard ascii class print function
+ void Print(ostream *os);
+ // Standard ascii class read function
+ void Read(istream *is);
+ virtual void Print(Option_t *option="") const {TObject::Print(option);}
+ virtual Int_t Read(const char *name) {return TObject::Read(name);}
+ // Data members
+ protected:
- // AliITSdcsSSD *fDCS; // Class containing detector controle paramters
+ // AliITSdcsSSD *fDCS; // Class containing detector controle paramters
-private:
- // Return the Response class
- // AliITSCalibrationSSD* GetResp(){return (AliITSCalibrationSSD*)fResponse;}
- // Return the Segmentation class
- //AliITSsegmentationSSD* GetSeg(){
- // return (AliITSsegmentationSSD*)fSegmentation;}
- // returns the number of steps needed to proplerly distribute the charge
- // in a step
- Int_t NumOfSteps(Double_t x,Double_t y,Double_t z,
+ private:
+ // Return the Response class
+ // AliITSCalibrationSSD* GetResp(){return (AliITSCalibrationSSD*)fResponse;}
+ // Return the Segmentation class
+ //AliITSsegmentationSSD* GetSeg(){
+ // return (AliITSsegmentationSSD*)fSegmentation;}
+ // returns the number of steps needed to proplerly distribute the charge
+ // in a step
+ Int_t NumOfSteps(Double_t x,Double_t y,Double_t z,
Double_t &dex,Double_t &dey,Double_t &dez);
- // Keepts track and orders tracks for a give strip.
- void GetList(Int_t trk,Int_t ht,Int_t mod,AliITSpList *pLt,
+ // Keepts track and orders tracks for a give strip.
+ void GetList(Int_t trk,Int_t ht,Int_t mod,AliITSpList *pLt,
AliITSTableSSD *tav);
- // sets thresholds and fills digits
- void ChargeToSignal(Int_t module,AliITSpList *pList);
- // Writes Summable Digits to a root file for later use.
- void WriteSDigits(AliITSpList *pList);
- // ReadSDigits and create Digits
- void SDigitToDigit(Int_t module,AliITSpList *pList);
- // Fills fMapA2 from pList AliITSpList
- void FillMapFrompList(AliITSpList *pList);
- // Diffuses the charge onto neighboring strips.
- void IntegrateGaussian(Int_t k,Double_t par,Double_t av,Double_t sigma,
+ // sets thresholds and fills digits
+ void ChargeToSignal(Int_t module,AliITSpList *pList);
+ // Writes Summable Digits to a root file for later use.
+ void WriteSDigits(AliITSpList *pList);
+ // ReadSDigits and create Digits
+ void SDigitToDigit(Int_t module,AliITSpList *pList);
+ // Fills fMapA2 from pList AliITSpList
+ void FillMapFrompList(AliITSpList *pList);
+ // Diffuses the charge onto neighboring strips.
+ void IntegrateGaussian(Int_t k,Double_t par,Double_t av,Double_t sigma,
Double_t inf, Double_t sup,
AliITSTableSSD *tav);
- // Applies noise to strips randomly
- void ApplyNoise(AliITSpList *pList,Int_t mod);
- // Applies posible signal coupling between strips
- void ApplyCoupling(AliITSpList *pList,Int_t mod);
- // Kill dead channels
- void ApplyDeadChannels(Int_t mod);
- // Computes the integral of a gaussian using Error Function
- Float_t F(Float_t av, Float_t x, Float_t s);
- // returns, from the segmentation, the number of stips
- Int_t GetNStrips() {AliITSsegmentationSSD* seg = (AliITSsegmentationSSD*)GetSegmentationModel(2);return seg->Npx();}
- // returns, from the segmentation, the strip pitch
- Float_t GetStripPitch() {AliITSsegmentationSSD* seg = (AliITSsegmentationSSD*)GetSegmentationModel(2);return seg->Dpx(0);}
+ // Applies noise to strips randomly
+ void ApplyNoise(AliITSpList *pList,Int_t mod);
+ // Applies posible signal coupling between strips
+ void ApplyCoupling(AliITSpList *pList,Int_t mod);
+ // Kill dead channels
+ void ApplyDeadChannels(Int_t mod);
+ // Computes the integral of a gaussian using Error Function
+ Float_t F(Float_t av, Float_t x, Float_t s);
+ // returns, from the segmentation, the number of stips
+ Int_t GetNStrips() {AliITSsegmentationSSD* seg = (AliITSsegmentationSSD*)GetSegmentationModel(2);return seg->Npx();}
+ // returns, from the segmentation, the strip pitch
+ Float_t GetStripPitch() {AliITSsegmentationSSD* seg = (AliITSsegmentationSSD*)GetSegmentationModel(2);return seg->Dpx(0);}
- AliITSMapA2 *fMapA2; //! Map of ionization, used localy only
- Double_t fIonE; // ionization energy of Si in GeV
- Double_t fDifConst[2]; // Diffusion constants [h,e] in cm**2/sec
- Double_t fDriftVel[2]; // Drift velocities [P,N sides] cm/sec
+ AliITSMapA2 *fMapA2; //! Map of ionization, used localy only
+ Double_t fIonE; // ionization energy of Si in GeV
+ Double_t fDifConst[2]; // Diffusion constants [h,e] in cm**2/sec
+ Double_t fDriftVel[2]; // Drift velocities [P,N sides] cm/sec
- TF1 *fTimeResponse; // signal time response function
+ TF1 *fTimeResponse; // signal time response function
- ClassDef(AliITSsimulationSSD,2) // SSD signal simulation class
+ ClassDef(AliITSsimulationSSD,3) // SSD signal simulation class
};
// Input and output functions for standard C++ input/output.