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2012850d | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, 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 | /* $Id$ */ | |
17 | ||
18 | //_________________________________________________________________________ | |
19 | // Base Class for EMCAL description: | |
ffa6d63b | 20 | // This class contains material definitions |
21 | // for the EMCAL - It does not place the detector in Alice | |
2012850d | 22 | //*-- Author: Yves Schutz (SUBATECH) |
b13bbe81 | 23 | // |
24 | //*-- Additional Contributions: Sahal Yacoob (LBNL/UCT) | |
25 | // | |
2012850d | 26 | ////////////////////////////////////////////////////////////////////////////// |
27 | ||
2012850d | 28 | // --- ROOT system --- |
b13bbe81 | 29 | class TFile; |
2012850d | 30 | #include "TBranch.h" |
31 | #include "TClonesArray.h" | |
32 | #include "TTree.h" | |
33 | ||
05a92d59 | 34 | // --- Standard library --- |
70479d0e | 35 | #include <Rstrstream.h> |
2012850d | 36 | |
05a92d59 | 37 | // --- AliRoot header files --- |
2012850d | 38 | #include "AliEMCAL.h" |
2012850d | 39 | #include "AliRun.h" |
40 | #include "AliMagF.h" | |
05a92d59 | 41 | #include "AliEMCALGeometry.h" |
42 | //#include "AliEMCALQAChecker.h" | |
2012850d | 43 | |
44 | ClassImp(AliEMCAL) | |
2012850d | 45 | //____________________________________________________________________________ |
46 | AliEMCAL::AliEMCAL():AliDetector() | |
47 | { | |
05a92d59 | 48 | // Default ctor |
49 | fName="EMCAL"; | |
50 | //fQATask = 0; | |
51 | fTreeQA = 0; | |
1d7b3dd6 | 52 | fGeom = 0 ; |
2012850d | 53 | } |
05a92d59 | 54 | |
2012850d | 55 | //____________________________________________________________________________ |
05a92d59 | 56 | AliEMCAL::AliEMCAL(const char* name, const char* title): AliDetector(name,title) |
57 | { | |
58 | // ctor : title is used to identify the layout | |
59 | ||
1d7b3dd6 | 60 | fGeom = AliEMCALGeometry::GetInstance(GetTitle(),"") ; |
05a92d59 | 61 | //fQATask = 0; |
62 | fTreeQA = 0; | |
2012850d | 63 | } |
05a92d59 | 64 | |
2012850d | 65 | //____________________________________________________________________________ |
05a92d59 | 66 | AliEMCAL::~AliEMCAL() |
67 | { | |
68 | ||
2012850d | 69 | } |
70 | ||
71 | //____________________________________________________________________________ | |
05a92d59 | 72 | void AliEMCAL::CreateMaterials() |
73 | { | |
2012850d | 74 | // Definitions of materials to build EMCAL and associated tracking media. |
75 | // media number in idtmed are 1599 to 1698. | |
76 | ||
77 | // --- Air --- | |
78 | AliMaterial(0, "Air$", 14.61, 7.3, 0.001205, 30420., 67500., 0, 0) ; | |
79 | ||
b13bbe81 | 80 | |
2012850d | 81 | // --- Lead --- |
82 | AliMaterial(1, "Pb$", 207.2, 82, 11.35, 0.56, 0., 0, 0) ; | |
83 | ||
b13bbe81 | 84 | |
85 | // --- The polysterene scintillator (CH) --- | |
86 | Float_t aP[2] = {12.011, 1.00794} ; | |
87 | Float_t zP[2] = {6.0, 1.0} ; | |
88 | Float_t wP[2] = {1.0, 1.0} ; | |
89 | Float_t dP = 1.032 ; | |
90 | ||
91 | AliMixture(2, "Polystyrene$", aP, zP, dP, -2, wP) ; | |
92 | ||
93 | // --- Aluminium --- | |
94 | AliMaterial(3, "Al$", 26.98, 13., 2.7, 8.9, 999., 0, 0) ; | |
95 | // --- Absorption length is ignored ^ | |
96 | ||
a63e0d5e | 97 | // --- Copper --- |
98 | AliMaterial(4, "Cu$", 63.546, 29, 8.96, 1.43, 14.8, 0, 0) ; | |
99 | // --- Absorption length is ignored ^ | |
b13bbe81 | 100 | |
2012850d | 101 | |
102 | // DEFINITION OF THE TRACKING MEDIA | |
103 | ||
104 | // for EMCAL: idtmed[1599->1698] equivalent to fIdtmed[0->100] | |
105 | Int_t * idtmed = fIdtmed->GetArray() - 1599 ; | |
106 | Int_t isxfld = gAlice->Field()->Integ() ; | |
107 | Float_t sxmgmx = gAlice->Field()->Max() ; | |
b13bbe81 | 108 | |
109 | ||
2012850d | 110 | |
111 | // Air -> idtmed[1599] | |
112 | AliMedium(0, "Air $", 0, 0, | |
113 | isxfld, sxmgmx, 10.0, 1.0, 0.1, 0.1, 10.0, 0, 0) ; | |
114 | ||
a63e0d5e | 115 | // The Lead -> idtmed[1600] |
2012850d | 116 | |
117 | AliMedium(1, "Lead $", 1, 0, | |
118 | isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ; | |
119 | ||
b13bbe81 | 120 | |
121 | // The scintillator of the CPV made of Polystyrene scintillator -> idtmed[1601] | |
122 | AliMedium(2, "CPV scint. $", 2, 1, | |
61e0abb5 | 123 | isxfld, sxmgmx, 10.0, 0.001, 0.1, 0.001, 0.001, 0, 0) ; |
b13bbe81 | 124 | |
a63e0d5e | 125 | // Various Aluminium parts made of Al -> idtmed[1602] |
b13bbe81 | 126 | AliMedium(3, "Al parts $", 3, 0, |
127 | isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ; | |
128 | ||
a63e0d5e | 129 | // Copper for HCal (post shower) -> idtmed[1603] |
130 | AliMedium(4, "Copper $", 4, 0, | |
131 | isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ; | |
b13bbe81 | 132 | |
2012850d | 133 | |
2012850d | 134 | |
b13bbe81 | 135 | // --- Set decent energy thresholds for gamma and electron tracking |
2012850d | 136 | |
137 | // Tracking threshold for photons and electrons in Lead | |
ffa6d63b | 138 | gMC->Gstpar(idtmed[1600],"CUTGAM",0.00008) ; |
139 | gMC->Gstpar(idtmed[1600],"CUTELE",0.001) ; | |
140 | gMC->Gstpar(idtmed[1600],"BCUTE",0.0001) ; | |
2012850d | 141 | |
142 | // --- Generate explicitly delta rays in Lead --- | |
143 | gMC->Gstpar(idtmed[1600], "LOSS",3.) ; | |
144 | gMC->Gstpar(idtmed[1600], "DRAY",1.) ; | |
05a92d59 | 145 | gMC->Gstpar(idtmed[1600], "DCUTE",0.00001) ; |
146 | gMC->Gstpar(idtmed[1600], "DCUTM",0.00001) ; | |
147 | ||
a63e0d5e | 148 | // --- in aluminium parts --- |
b13bbe81 | 149 | gMC->Gstpar(idtmed[1602], "LOSS",3.) ; |
150 | gMC->Gstpar(idtmed[1602], "DRAY",1.) ; | |
05a92d59 | 151 | gMC->Gstpar(idtmed[1602], "DCUTE",0.00001) ; |
152 | gMC->Gstpar(idtmed[1602], "DCUTM",0.00001) ; | |
b13bbe81 | 153 | |
a63e0d5e | 154 | // --- in copper parts --- |
155 | gMC->Gstpar(idtmed[1603], "LOSS",3.) ; | |
156 | gMC->Gstpar(idtmed[1603], "DRAY",1.) ; | |
157 | gMC->Gstpar(idtmed[1603], "DCUTE",0.00001) ; | |
158 | gMC->Gstpar(idtmed[1603], "DCUTM",0.00001) ; | |
159 | ||
160 | ||
61e0abb5 | 161 | |
ffa6d63b | 162 | // --- and finally thresholds for photons and electrons in the scintillator --- |
61e0abb5 | 163 | gMC->Gstpar(idtmed[1601],"CUTGAM",0.00008) ; |
164 | gMC->Gstpar(idtmed[1601],"CUTELE",0.001) ; | |
165 | gMC->Gstpar(idtmed[1601],"BCUTE",0.0001) ; | |
166 | ||
167 | ||
2012850d | 168 | } |
05a92d59 | 169 | |
170 | //____________________________________________________________________________ | |
171 | AliEMCALGeometry * AliEMCAL::GetGeometry() const | |
172 | { | |
173 | // gets the pointer to the AliEMCALGeometry unique instance | |
05a92d59 | 174 | |
1d7b3dd6 | 175 | if (fGeom) |
176 | return fGeom ; | |
177 | else | |
178 | return AliEMCALGeometry::GetInstance(GetTitle(),"") ; | |
05a92d59 | 179 | } |
180 | ||
2012850d | 181 | //____________________________________________________________________________ |
182 | void AliEMCAL::SetTreeAddress() | |
183 | { | |
184 | ||
185 | TBranch *branch; | |
186 | char branchname[20]; | |
187 | sprintf(branchname,"%s",GetName()); | |
188 | ||
189 | // Branch address for hit tree | |
190 | TTree *treeH = gAlice->TreeH(); | |
191 | if (treeH && fHits) { | |
192 | branch = treeH->GetBranch(branchname); | |
193 | if (branch) branch->SetAddress(&fHits); | |
194 | } | |
2012850d | 195 | } |
196 | ||
05a92d59 | 197 | //____________________________________________________________________________ |
198 | void AliEMCAL::WriteQA() | |
199 | { | |
200 | ||
201 | // Make TreeQA in the output file. | |
202 | ||
203 | if(fTreeQA == 0) | |
204 | fTreeQA = new TTree("TreeQA", "QA Alarms") ; | |
205 | // Create Alarms branches | |
206 | // Int_t bufferSize = 32000 ; | |
207 | // Int_t splitlevel = 0 ; | |
208 | // TFolder * alarmsF = (TFolder*)gROOT->FindObjectAny("Folders/Run/Conditions/QA/PHOS") ; | |
209 | // TString branchName(alarmsF->GetName()); | |
210 | // TBranch * alarmsBranch = fTreeQA->Branch(branchName,"TFolder", &alarmsF, bufferSize, splitlevel); | |
211 | // TString branchTitle = branchName + " QA alarms" ; | |
212 | // alarmsBranch->SetTitle(branchTitle); | |
213 | // alarmsBranch->Fill() ; | |
214 | ||
215 | //fTreeQA->Fill() ; | |
216 | } | |
2012850d | 217 |