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414acf4e | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2002, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | ||
17 | // Author : Mark Horner (LBL/UCT) | |
18 | ||
19 | #include "AliEMCALHadronCorrectionv1.h" | |
20 | #include "AliEMCALGeometry.h" | |
bdade85d | 21 | #include "Riostream.h" |
561356e3 | 22 | #include "TMath.h" |
65603611 | 23 | |
24 | ClassImp(AliEMCALHadronCorrectionv1) | |
25 | ||
26 | Double_t AliEMCALHadronCorrectionv1::fgParLookup[HCPARAMETERS][HCPARAMETERSETS] = | |
414acf4e | 27 | { |
561356e3 | 28 | {-2.82271e-4 , -2.39954e-4}, |
29 | {2.50796e-2 , 2.07172e-2}, | |
30 | {1.02861e-3 , 1.48576e-3}, | |
31 | {2.11539e-2 , -1.38473-2}, | |
32 | {2.27003e-2 , 2.78252e-2}, | |
33 | {1.65078e-6 , 1.51821e-6} | |
414acf4e | 34 | }; |
35 | ||
65603611 | 36 | AliEMCALHadronCorrectionv1* AliEMCALHadronCorrectionv1::fgHadrCorr = 0; |
414acf4e | 37 | |
38 | void AliEMCALHadronCorrectionv1::SetGeometry(AliEMCALGeometry *geometry) | |
39 | { | |
65603611 | 40 | // Initialise EMCAL geometry |
414acf4e | 41 | if (!geometry) |
42 | { | |
43 | SetParameters(); | |
561356e3 | 44 | fSamplingFraction = geometry->GetSampling(); |
45 | cout<<"Setting the sampling fraction to :"<<fSamplingFraction<<endl; | |
414acf4e | 46 | }else |
47 | { | |
48 | SetParameters(geometry->GetName()); | |
561356e3 | 49 | fSamplingFraction = geometry->GetSampling(); |
50 | cout<<"Setting the sampling fraction to :"<<fSamplingFraction<<endl; | |
414acf4e | 51 | } |
52 | return; | |
53 | } | |
54 | ||
bdade85d | 55 | void AliEMCALHadronCorrectionv1::SetGeometry(TString name,Double_t fs) |
414acf4e | 56 | { |
65603611 | 57 | // Initialise EMCAL geometry |
561356e3 | 58 | cout << "Setting sampling fraction to "<<fSamplingFraction<<endl; |
59 | fSamplingFraction = fs; | |
414acf4e | 60 | if ( name == "" || |
61 | name == "EMCAL_5655_21" || | |
62 | name == "EMCALArch1a" || | |
63 | name == "EMCALArch1aN" || | |
64 | name == "G56_2_55_19" || | |
65 | name == "G56_2_55_19_104_14" ) | |
66 | { // set parameters to this hadron correction | |
561356e3 | 67 | cout<<"HC parameters!"<<endl; |
414acf4e | 68 | for (Int_t i=0;i<6;i++) |
69 | { | |
65603611 | 70 | fPar[i] = fgParLookup[i][0]; |
561356e3 | 71 | cout <<fPar[i]<<endl; |
414acf4e | 72 | } |
73 | }else if( name == "EMCAL_6564_21" || | |
74 | name == "G65_2_64_19" ) | |
75 | { | |
561356e3 | 76 | cout<<"HC parameters!"<<endl; |
414acf4e | 77 | for (Int_t i=0;i<6;i++) |
78 | { | |
65603611 | 79 | fPar[i] = fgParLookup[i][1]; |
561356e3 | 80 | cout <<fPar[i]<<endl; |
414acf4e | 81 | } |
82 | }else | |
83 | { | |
84 | printf("Geometry not defined in hadron correction\n"); | |
85 | } | |
86 | ||
87 | } | |
88 | ||
89 | ||
90 | AliEMCALHadronCorrectionv1::AliEMCALHadronCorrectionv1(const char *name,const char *title) | |
91 | :AliEMCALHadronCorrection(name, title) | |
92 | { | |
65603611 | 93 | fgHadrCorr = this; |
414acf4e | 94 | } |
95 | ||
96 | /* | |
97 | AliEMCALHadronCorrectionv1::AliEMCALHadronCorrectionv1(const char *name,const char *title,AliEMCALGeometry *geometry) | |
98 | { | |
99 | ||
100 | fHadrCorr = this; | |
101 | SetGeometry(geometry); | |
102 | ||
103 | } | |
104 | */ | |
105 | ||
106 | AliEMCALHadronCorrectionv1* | |
107 | AliEMCALHadronCorrectionv1::Instance() | |
108 | { | |
65603611 | 109 | // return pointer to global instance. Instantiate if needed |
110 | if (! fgHadrCorr) new AliEMCALHadronCorrectionv1(); | |
111 | return fgHadrCorr; | |
414acf4e | 112 | } |
113 | ||
114 | Double_t | |
09884213 | 115 | AliEMCALHadronCorrectionv1::GetEnergy(Double_t pmom, Double_t eta, Int_t /*gid*/) |
414acf4e | 116 | { |
65603611 | 117 | // Return parametrised energy response |
561356e3 | 118 | Double_t etai = TMath::Abs(eta); |
119 | Double_t value = fPar[5]*pmom*pmom*pmom+ fPar[0]*pmom*pmom+fPar[1]*pmom +fPar[2]*pmom*etai +fPar[3]*etai + fPar[4]; | |
120 | return fSamplingFraction*value; | |
414acf4e | 121 | |
122 | } |