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3decf5cb | 1 | #ifndef ALIPHOSVFAST_H |
2 | #define ALIPHOSVFAST_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
3decf5cb | 6 | /* $Id$ */ |
7 | ||
b2a60966 | 8 | //_________________________________________________________________________ |
9 | // Implementation of the PHOS manager class for fast simulations | |
10 | // Tracks particles until the reach a grossly designed PHOS module | |
11 | // Modify the particles property (momentum, energy, type) according to | |
12 | // the PHOS response function. The result is called a virtual reconstructed | |
13 | // particle. | |
14 | // | |
15 | //*-- Author: Yves Schutz (SUBATECH) | |
16 | ||
3decf5cb | 17 | // --- ROOT system --- |
18 | #include "TClonesArray.h" | |
a73f33f0 | 19 | #include "TRandom.h" |
3decf5cb | 20 | |
21 | // --- AliRoot header files --- | |
22 | #include "AliPHOS.h" | |
23 | #include "AliPHOSGeometry.h" | |
24 | #include "AliPHOSPID.h" | |
cede8016 | 25 | class AliPHOSFastRecParticle ; |
3decf5cb | 26 | |
27 | class AliPHOSvFast : public AliPHOS { | |
28 | ||
29 | public: | |
30 | ||
31 | AliPHOSvFast(void) ; | |
32 | AliPHOSvFast(const char *name, const char *title="") ; | |
839ffcb3 | 33 | AliPHOSvFast(const AliPHOSvFast & fast) { |
34 | // cpy ctor: no implementation yet | |
35 | // requested by the Coding Convention | |
36 | assert(0==1) ; | |
37 | } | |
3decf5cb | 38 | virtual ~AliPHOSvFast(void) ; |
39 | ||
a73f33f0 | 40 | void AddRecParticle(const AliPHOSFastRecParticle & rp) ; // adds primary particle to the RecParticles list |
41 | virtual void BuildGeometry(void) ; // creates the geometry for the ROOT display | |
42 | virtual void CreateGeometry(void) ; // creates the geometry for GEANT | |
3decf5cb | 43 | Float_t GetBigBox(Int_t index) ; |
a73f33f0 | 44 | virtual void Init(void) ; // does nothing |
3decf5cb | 45 | Int_t IsVersion(void) const { return -1 ; } |
9e1a0ddb | 46 | void MakeBranch(Option_t* opt, const char *file=0) ; |
a73f33f0 | 47 | Double_t MakeEnergy(const Double_t energy) ; // makes the detected energy |
b1aa729d | 48 | TVector3 MakePosition(const Double_t energy, const TVector3 pos, const Double_t th, const Double_t ph) ; |
49 | // makes the detected position | |
50 | void MakeRecParticle(const Int_t modid, const TVector3 pos, AliPHOSFastRecParticle & rp) ; // makes a reconstructes particle from primary | |
51 | Int_t MakeType(AliPHOSFastRecParticle & rp) ; // gets the detected type of particle | |
88714635 | 52 | // gets TClonesArray of reconstructed particles |
cede8016 | 53 | TClonesArray * FastRecParticles() { return fFastRecParticles ; } |
f96d3dc7 | 54 | virtual void ResetPoints() ; |
55 | void ResetFastRecParticles() ; | |
b1aa729d | 56 | void SetBigBox(Int_t index, Float_t value) ; |
57 | Double_t SigmaE(Double_t energy) ; // calulates the energy resolution at a given Energy | |
58 | Double_t SigmaP(Double_t energy, Int_t inc) ; // calulates the position resolution at a given Energy at a given incidence | |
59 | virtual void StepManager(void) ; // does the tracking through PHOS and a preliminary digitalization | |
839ffcb3 | 60 | |
61 | AliPHOSvFast & operator = (const AliPHOSvFast & rvalue) { | |
62 | // assignement operator requested by coding convention | |
63 | // but not needed | |
64 | assert(0==1) ; | |
65 | return *this ; | |
66 | } | |
3decf5cb | 67 | |
68 | private: | |
69 | ||
a73f33f0 | 70 | Float_t fBigBoxX ; // main box containing all PHOS (EMC+PPSD) |
71 | Float_t fBigBoxY ; // main box containing all PHOS (EMC+PPSD) | |
72 | Float_t fBigBoxZ ; // main box containing all PHOS (EMC+PPSD) | |
cede8016 | 73 | TClonesArray * fFastRecParticles ; // list of particles modified by the response function |
a73f33f0 | 74 | Int_t fNRecParticles ; // number of detected particles |
75 | TRandom fRan ; // random number generator | |
b1aa729d | 76 | Double_t fResPara1 ; // parameter for the energy resolution dependence |
77 | Double_t fResPara2 ; // parameter for the energy resolution dependence | |
78 | Double_t fResPara3 ; // parameter for the energy resolution dependence | |
79 | Double_t fPosParaA0 ; // parameter for the position resolution | |
80 | Double_t fPosParaA1 ; // parameter for the position resolution | |
81 | Double_t fPosParaB0 ; // parameter for the position resolution | |
82 | Double_t fPosParaB1 ; // parameter for the position resolution | |
83 | Double_t fPosParaB2 ; // parameter for the position resolution | |
3decf5cb | 84 | |
b2a60966 | 85 | ClassDef(AliPHOSvFast,1) // Implementation of the PHOS manager class for fast simulations |
3decf5cb | 86 | |
87 | }; | |
88 | ||
89 | #endif // AliPHOSVFAST_H |