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29c81279 | 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 | ||
6 | /* $Id$ */ | |
7 | ||
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 | ||
17 | // --- ROOT system --- | |
18 | #include "TClonesArray.h" | |
19 | #include "TRandom.h" | |
20 | ||
21 | // --- AliRoot header files --- | |
22 | #include "AliPHOS.h" | |
23 | #include "AliPHOSGeometry.h" | |
24 | #include "AliPHOSPID.h" | |
25 | #include "AliPHOSFastRecParticle.h" | |
26 | ||
27 | class AliPHOSvFast : public AliPHOS { | |
28 | ||
29 | public: | |
30 | ||
31 | AliPHOSvFast(void) ; | |
32 | AliPHOSvFast(const char *name, const char *title="") ; | |
33 | virtual ~AliPHOSvFast(void) ; | |
34 | ||
35 | void AddRecParticle(const AliPHOSFastRecParticle & rp) ; // adds primary particle to the RecParticles list | |
36 | virtual void BuildGeometry(void) ; // creates the geometry for the ROOT display | |
37 | virtual void CreateGeometry(void) ; // creates the geometry for GEANT | |
38 | Float_t GetBigBox(Int_t index) ; | |
39 | virtual AliPHOSGeometry * GetGeometry() { return fGeom ; } | |
40 | virtual void Init(void) ; // does nothing | |
41 | Int_t IsVersion(void) const { return -1 ; } | |
42 | void MakeBranch(Option_t* opt) ; | |
43 | Double_t MakeEnergy(const Double_t energy) ; // makes the detected energy | |
44 | TVector3 MakePosition(const Double_t energy, const TVector3 pos, const Double_t th, const Double_t ph) ; | |
45 | // makes the detected position | |
46 | void MakeRecParticle(const Int_t modid, const TVector3 pos, AliPHOSFastRecParticle & rp) ; // makes a reconstructes particle from primary | |
47 | Int_t MakeType(AliPHOSFastRecParticle & rp) ; // gets the detected type of particle | |
48 | FastRecParticlesList * FastRecParticles() { return fFastRecParticles ; } // gets TClonesArray of reconstructed particles | |
49 | virtual void ResetPoints() ; | |
50 | void ResetFastRecParticles() ; | |
51 | void SetBigBox(Int_t index, Float_t value) ; | |
52 | Double_t SigmaE(Double_t energy) ; // calulates the energy resolution at a given Energy | |
53 | Double_t SigmaP(Double_t energy, Int_t inc) ; // calulates the position resolution at a given Energy at a given incidence | |
54 | virtual void StepManager(void) ; // does the tracking through PHOS and a preliminary digitalization | |
55 | ||
56 | private: | |
57 | ||
58 | Float_t fBigBoxX ; // main box containing all PHOS (EMC+PPSD) | |
59 | Float_t fBigBoxY ; // main box containing all PHOS (EMC+PPSD) | |
60 | Float_t fBigBoxZ ; // main box containing all PHOS (EMC+PPSD) | |
61 | FastRecParticlesList * fFastRecParticles ; // list of particles modified by the response function | |
62 | AliPHOSGeometry * fGeom ; // geometry definition | |
63 | Int_t fNRecParticles ; // number of detected particles | |
64 | TRandom fRan ; // random number generator | |
65 | Double_t fResPara1 ; // parameter for the energy resolution dependence | |
66 | Double_t fResPara2 ; // parameter for the energy resolution dependence | |
67 | Double_t fResPara3 ; // parameter for the energy resolution dependence | |
68 | Double_t fPosParaA0 ; // parameter for the position resolution | |
69 | Double_t fPosParaA1 ; // parameter for the position resolution | |
70 | Double_t fPosParaB0 ; // parameter for the position resolution | |
71 | Double_t fPosParaB1 ; // parameter for the position resolution | |
72 | Double_t fPosParaB2 ; // parameter for the position resolution | |
73 | ||
74 | ClassDef(AliPHOSvFast,1) // Implementation of the PHOS manager class for fast simulations | |
75 | ||
76 | }; | |
77 | ||
78 | #endif // AliPHOSVFAST_H |