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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" | |
21 | #include "Riostream.h" | |
22 | #include "TMath.h" | |
23 | static Double_t par_look_up[HCPARAMETERS][HCPARAMETERSETS] = | |
24 | { | |
25 | {-2.82271e-4 , -2.39954e-4}, | |
26 | {2.50796e-2 , 2.07172e-2}, | |
27 | {1.02861e-3 , 1.48576e-3}, | |
28 | {2.11539e-2 , -1.38473-2}, | |
29 | {2.27003e-2 , 2.78252e-2}, | |
30 | {1.65078e-6 , 1.51821e-6} | |
31 | }; | |
32 | ||
33 | ||
34 | ||
35 | ClassImp(AliEMCALHadronCorrectionv1) | |
36 | ||
37 | AliEMCALHadronCorrectionv1* AliEMCALHadronCorrectionv1::fHadrCorr = 0; | |
38 | ||
39 | void AliEMCALHadronCorrectionv1::SetGeometry(AliEMCALGeometry *geometry) | |
40 | { | |
41 | if (!geometry) | |
42 | { | |
43 | SetParameters(); | |
44 | fSamplingFraction = geometry->GetSampling(); | |
45 | cout<<"Setting the sampling fraction to :"<<fSamplingFraction<<endl; | |
46 | }else | |
47 | { | |
48 | SetParameters(geometry->GetName()); | |
49 | fSamplingFraction = geometry->GetSampling(); | |
50 | cout<<"Setting the sampling fraction to :"<<fSamplingFraction<<endl; | |
51 | } | |
52 | return; | |
53 | } | |
54 | ||
55 | void AliEMCALHadronCorrectionv1::SetGeometry(TString name,Double_t fs) | |
56 | { | |
57 | cout << "Setting sampling fraction to "<<fSamplingFraction<<endl; | |
58 | fSamplingFraction = fs; | |
59 | if ( name == "" || | |
60 | name == "EMCAL_5655_21" || | |
61 | name == "EMCALArch1a" || | |
62 | name == "EMCALArch1aN" || | |
63 | name == "G56_2_55_19" || | |
64 | name == "G56_2_55_19_104_14" ) | |
65 | { // set parameters to this hadron correction | |
66 | cout<<"HC parameters!"<<endl; | |
67 | for (Int_t i=0;i<6;i++) | |
68 | { | |
69 | fPar[i] = par_look_up[i][0]; | |
70 | cout <<fPar[i]<<endl; | |
71 | } | |
72 | }else if( name == "EMCAL_6564_21" || | |
73 | name == "G65_2_64_19" ) | |
74 | { | |
75 | cout<<"HC parameters!"<<endl; | |
76 | for (Int_t i=0;i<6;i++) | |
77 | { | |
78 | fPar[i] = par_look_up[i][1]; | |
79 | cout <<fPar[i]<<endl; | |
80 | } | |
81 | }else | |
82 | { | |
83 | printf("Geometry not defined in hadron correction\n"); | |
84 | } | |
85 | ||
86 | } | |
87 | ||
88 | ||
89 | AliEMCALHadronCorrectionv1::AliEMCALHadronCorrectionv1(const char *name,const char *title) | |
90 | :AliEMCALHadronCorrection(name, title) | |
91 | { | |
92 | fHadrCorr = this; | |
93 | } | |
94 | ||
95 | /* | |
96 | AliEMCALHadronCorrectionv1::AliEMCALHadronCorrectionv1(const char *name,const char *title,AliEMCALGeometry *geometry) | |
97 | { | |
98 | ||
99 | fHadrCorr = this; | |
100 | SetGeometry(geometry); | |
101 | ||
102 | } | |
103 | */ | |
104 | ||
105 | AliEMCALHadronCorrectionv1* | |
106 | AliEMCALHadronCorrectionv1::Instance() | |
107 | { | |
108 | if (! fHadrCorr) new AliEMCALHadronCorrectionv1(); | |
109 | return fHadrCorr; | |
110 | } | |
111 | ||
112 | Double_t | |
113 | AliEMCALHadronCorrectionv1::GetEnergy(Double_t pmom, Double_t eta, Int_t /*gid*/) | |
114 | { | |
115 | Double_t etai = TMath::Abs(eta); | |
116 | Double_t value = fPar[5]*pmom*pmom*pmom+ fPar[0]*pmom*pmom+fPar[1]*pmom +fPar[2]*pmom*etai +fPar[3]*etai + fPar[4]; | |
117 | return fSamplingFraction*value; | |
118 | ||
119 | } |