#ifndef ALIITSSIMULATIONSPDDUBNA_H
#define ALIITSSIMULATIONSPDDUBNA_H
+/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * See cxx source for full Copyright notice */
+
+#include "TH1F.h"
+#include "TObjArray.h"
+
#include "AliITSsimulation.h"
+#include "AliITSresponseSPD.h"
+#include "AliITSsegmentationSPD.h"
-class AliITSMapA2;
-class AliITSsegmentation;
-class AliITSresponse;
class AliITSmodule;
//-------------------------------------------------------------------
class AliITSsimulationSPDdubna : public AliITSsimulation {
+ public:
+ AliITSsimulationSPDdubna();
+ AliITSsimulationSPDdubna(AliITSsegmentation *seg,AliITSresponse *res,
+ Int_t cup=1);
+ virtual ~AliITSsimulationSPDdubna();
+ // copy constructor
+ AliITSsimulationSPDdubna(const AliITSsimulationSPDdubna &source);
+ // ass. operator
+ AliITSsimulationSPDdubna& operator=(const AliITSsimulationSPDdubna &s);
+ // Initilizes the variables
+ void Init();
-public:
-
- AliITSsimulationSPDdubna();
- AliITSsimulationSPDdubna(AliITSsegmentation *seg, AliITSresponse *res);
- virtual ~AliITSsimulationSPDdubna();
- AliITSsimulationSPDdubna(const AliITSsimulationSPDdubna &source); // copy constructor
- AliITSsimulationSPDdubna& operator=(const AliITSsimulationSPDdubna &source); // ass. operator
-
- void InitSimulationModule(Int_t module, Int_t event);
- void SDigitiseModule(AliITSmodule *mod, Int_t mask, Int_t event);
- void WriteSDigits(AliITSpList *pList);
- void FinishSDigitiseModule();
- void SDigitsToDigits(Int_t module, AliITSpList *pList);
- void DigitiseModule(AliITSmodule *mod,Int_t module,Int_t dummy);
- void UpdateMapSignal(Int_t i, Int_t j, Int_t trk, Int_t ht,
- Int_t module, Double_t signal, AliITSpList *pList);
- void UpdateMapNoise(Int_t ix, Int_t iz, Int_t module,
- Double_t sig, Float_t noise, AliITSpList *pList);
- void HitToDigit(AliITSmodule *mod,Int_t module,Int_t dummy);
- void HitToSDigit(AliITSmodule *mod, Int_t module, Int_t dummy,
- AliITSpList *pList);
- void ChargeToSignal(AliITSpList *pList);
-
- void CreateHistograms();
- void ResetHistograms();
- TObjArray* GetHistArray() {
- // get hist array
- return fHis;
- }
-
-private:
-
- AliITSMapA2 *fMapA2; //! MapA2
- Float_t fNoise; //! Noise
- Float_t fBaseline; //! Baseline
- Int_t fNPixelsX; //! NPixelsX
- Int_t fNPixelsZ; //! NPixelsZ
-
- TObjArray *fHis; //! just in case for histogramming
-
- ClassDef(AliITSsimulationSPDdubna,1) // Simulation of SPD clusters
+ // General User calling routines
+ // Initilize simulation for a specific event and module
+ void InitSimulationModule(Int_t module, Int_t event);
+ // Finish and write S Digitization
+ void FinishSDigitiseModule();
+ // From hits to Digits, without creating SDigits
+ void DigitiseModule(AliITSmodule *mod,Int_t,Int_t);
-};
+ // More or less Internal Routines
+ // Create S Digits from specific module
+ void SDigitiseModule(AliITSmodule *mod, Int_t mask, Int_t event);
+ // Write S Digits to the tree of SDigits.
+ void WriteSDigits();
+ // fill pList from hits, charge sharing, diffusion, coupling
+ void HitToSDigit(AliITSmodule *mod);
+ // Take pList of signals and apply noise... create Digis
+ void pListToDigits();
+ //
+ void CreateHistograms();
+ void FillHistograms(Int_t ix,Int_t iz,Double_t v=1.0);
+ void ResetHistograms();
+ TH1F* GetHistogram(Int_t i){return (TH1F*)(fHis->At(i));}// get histogram
+ TObjArray* GetHistArray() {return fHis;}// get hist array
+ TString& GetHistName(){return fSPDname;}
+ void SetHistName(TString &n){fSPDname = n;}
+ //
+ // For backwards compatibility
+ void SDigitsToDigits(){ FinishSDigitiseModule();};
+ void HitToDigit(AliITSmodule *mod){
+ // Standard interface to DigitiseModule
+ // Inputs:
+ // AliITSmodule *mod Pointer to this module
+ // Outputs:
+ // none.
+ // Return:
+ // none.
+ DigitiseModule(mod,GetModuleNumber(),0);};
+ private:
+ void SpreadCharge(Double_t x0,Double_t z0,Int_t ix0,Int_t iz0,
+ Double_t el,Double_t sig,Int_t t,Int_t hi);
+ void UpdateMapSignal(Int_t ix,Int_t iz,Int_t trk,Int_t ht,Double_t signal){
+ // This function adds a signal to the pList from the pList class
+ // Inputs:
+ // Int_t iz // row number
+ // Int_t ix // column number
+ // Int_t trk // track number
+ // Int_t ht // hit number
+ // Double_t signal // signal strength
+ // Outputs:
+ // none.
+ // Return:
+ // none
+ GetMap()->AddSignal(iz,ix,trk,ht,GetModuleNumber(),signal);};
+ void UpdateMapNoise(Int_t ix,Int_t iz,Float_t noise){
+ // This function adds noise to data in the MapA2 as well as the pList
+ // Inputs:
+ // Int_t iz // row number
+ // Int_t ix // column number
+ // Double_t ns // electronic noise generated by pListToDigits
+ // Outputs:
+ // none.
+ // Return:
+ // none
+ GetMap()->AddNoise(iz,ix,GetModuleNumber(),noise);};
+ AliITSsegmentationSPD* GetSeg(){ // Return pointer to Segmentation class
+ return (AliITSsegmentationSPD*)fSegmentation;};
+ // Return pointer to Responce class
+ AliITSresponseSPD* GetResp(Int_t ix,Int_t iz){ // ix iz dummy for now
+ ix=iz; return (AliITSresponseSPD*)GetResponseModel();};
+ // Bari-Salerno Coupling parameters
+ // "New" coupling routine Tiziano Virgili
+ void SetCoupling(Int_t row,Int_t col,Int_t ntrack,Int_t idhit);
+ // "Old" coupling routine Rocco Caliandro
+ void SetCouplingOld(Int_t row, Int_t col,Int_t ntrack,Int_t idhit);
+ // Getters for data kept in fSegmentation and fResponse.
+ // Returns the Threshold in electrons
+ Double_t GetThreshold(Int_t ix,Int_t iz){
+ Double_t th,sig;GetResp(ix,iz)->Thresholds(th,sig);return th;};
+ // Returns the couplings Columb and Row.
+ void GetCouplings(Double_t &cc,Double_t &cr){
+ ((AliITSresponseSPD*)GetResp(0,0))->GetCouplingParam(cc,cr);};
+ // Returns the number of pixels in x
+ Int_t GetNPixelsX(){return GetSeg()->Npx();};
+ // Returns the number of pixels in z
+ Int_t GetNPixelsZ(){return GetSeg()->Npz();};
+
+ TObjArray *fHis; //! just in case for histogramming
+ TString fSPDname; //! Histogram name
+ Int_t fCoupling; // Sets the coupling to be used.
+ // ==1 use SetCoupling, ==2 use SetCouplingOld
+ // with diffusion turned off (by constructor)
+ // ==3 use SetCoupling, ==4 use SetCouplingOld
+ // with diffusion, else no coupling.
+ ClassDef(AliITSsimulationSPDdubna,3) // Simulation of SPD clusters
+};
#endif
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