#ifndef ALIITSSIMULATION_H
#define ALIITSSIMULATION_H
+/**************************************************************************
+ * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * *
+ * Author: The ALICE Off-line Project. *
+ * Contributors are mentioned in the code where appropriate. *
+ * *
+ * Permission to use, copy, modify and distribute this software and its *
+ * documentation strictly for non-commercial purposes is hereby granted *
+ * without fee, provided that the above copyright notice appears in all *
+ * copies and that both the copyright notice and this permission notice *
+ * appear in the supporting documentation. The authors make no claims *
+ * about the suitability of this software for any purpose. It is *
+ * provided "as is" without express or implied warranty. *
+ **************************************************************************/
+
+/* $Id$ */
#include <TObject.h>
+#include "AliITSDetTypeSim.h"
+#include "AliITSpList.h"
-class AliITSresponse;
+class AliITSCalibration;
class AliITSsegmentation;
class AliITSmodule;
class TRandom;
+class TClonesArray;
-//___________________________________________________
+// This is the base class for ITS detector signal simulations. Data members
+// include are a pointer to the detectors specific response and segmentation
+// classes. See the detector specific implementations for the propper code.
class AliITSsimulation : public TObject {
-public:
-
- AliITSsimulation();
- virtual ~AliITSsimulation() {
- // destructor
- }
- AliITSsimulation(const AliITSsimulation &source); // copy constructor
- AliITSsimulation& operator=(const AliITSsimulation &source); // ass.
+ public:
+ AliITSsimulation(); // Default constructor
+ // Standard constructor
+ AliITSsimulation(AliITSDetTypeSim *dettyp);
+ virtual ~AliITSsimulation(); // destructor
+ // copy constructor. See detector specific implementation.
+ AliITSsimulation(const AliITSsimulation &source);
+ // Assignment opporator. See detector specific implementation.
+ virtual AliITSsimulation& operator=(const AliITSsimulation &source);
+ // Initialize simulation
+ virtual void Init() {};
- virtual void DigitiseModule(AliITSmodule *mod,Int_t module,Int_t event) {
- // digitize module
- }
+ // ***************** Hits -> SDigits ******************
+ // digitize module using the "slow" detector simulator creating
+ // summable digits.
+ virtual void SDigitiseModule(AliITSmodule *,Int_t,Int_t){;}
- virtual void CreateFastRecPoints(AliITSmodule *mod,Int_t module,TRandom *rndm) {
- // create fast rec points
- }
+ // ***************** sum of SDigits -> Digits **********
+ // Reset module arrays (maps), etc
+ virtual void InitSimulationModule(Int_t,Int_t){;}
+ // add (sum) a new list of summable digits to module,
+ // add an offset (mask) to the track numbers. Returns kTRUE if there
+ // is a "good" signal in this module.
+ virtual Bool_t AddSDigitsToModule( TClonesArray *pItemArray, Int_t mask );
+ // digitize module using the "slow" detector simulator from
+ // the sum of summable digits.
+ virtual void FinishSDigitiseModule(){;}
-protected:
+ // **************** Hits -> Digits *********************
+ // digitize module using the "slow" detector simulator creating digits.
+ virtual void DigitiseModule(AliITSmodule *,Int_t,Int_t) {;}
+ // digitizes module using the "fast" detector simulator.
+ virtual void CreateFastRecPoints(AliITSmodule *,Int_t,
+ TRandom *,TClonesArray* /*recp*/) {;}
+ // Return pointer to Response model
+ virtual AliITSCalibration* GetCalibrationModel(Int_t mod = 0){return fDetType->GetCalibrationModel(mod);}
+ // set pointer to Response model
+ virtual void SetCalibrationModel(Int_t mod, AliITSCalibration *res){fDetType->SetCalibrationModel(mod,res);}
+ // Return pointer to Segmentation object
+ virtual AliITSsegmentation* GetSegmentationModel(Int_t dt) = 0;
+ // set pointer to Segmentation object
+ virtual void SetSegmentationModel(Int_t dt,AliITSsegmentation *seg) = 0;
+ virtual AliITSpList* GetMap(){return fpList;} // Returns fpList, the map.
+ virtual void SetMap(AliITSpList *p){fpList = p;} // Sets fpList, the map.
+ virtual void ClearMap(){fpList->ClearMap();} // Clear fpList, map.
+ virtual void SetModuleNumber(Int_t mod){fModule=mod;} // Set Module number
+ virtual Int_t GetModuleNumber()const {return fModule;}// Gets Module number
+ virtual void SetEventNumber(Int_t evnt){fEvent=evnt;} // Set Event number
+ virtual Int_t GetEventNumber()const {return fEvent;}// Gets Event number
+ // Sets the debug flag for debugging output
+ void SetDebug(Int_t level=5){fDebug=level;}
+ // Clears the debug flag so no debugging output will be generated
+ void SetNoDebug(){fDebug=0;}
+ // Returns the debug flag value
+ Bool_t GetDebug(Int_t level=1)const {return fDebug>=level;}
+ void SetDetType(AliITSDetTypeSim* dettyp) {fDetType=dettyp;}
- AliITSresponse *fResponse; // response
- AliITSsegmentation *fSegmentation; // segmentation
+ protected:
+ AliITSDetTypeSim *fDetType; //! Access resp and segm via this obj
+ AliITSpList *fpList; //!
+ Int_t fModule; //!
+ Int_t fEvent; //!
+ Int_t fDebug; // debug flag
- ClassDef(AliITSsimulation,1) // Simulation base class
+ ClassDef(AliITSsimulation,4) // Simulation base class
};
-
#endif
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