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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; |
88cb7938 | 30 | #include <TFolder.h> |
31 | #include <TROOT.h> | |
32 | #include <TTree.h> | |
33 | #include <TVirtualMC.h> | |
2012850d | 34 | |
05a92d59 | 35 | // --- Standard library --- |
70479d0e | 36 | #include <Rstrstream.h> |
2012850d | 37 | |
05a92d59 | 38 | // --- AliRoot header files --- |
2012850d | 39 | #include "AliMagF.h" |
88cb7938 | 40 | #include "AliEMCAL.h" |
05a92d59 | 41 | #include "AliEMCALGeometry.h" |
88cb7938 | 42 | #include "AliEMCALLoader.h" |
05a92d59 | 43 | //#include "AliEMCALQAChecker.h" |
88cb7938 | 44 | #include "AliRun.h" |
2012850d | 45 | |
46 | ClassImp(AliEMCAL) | |
2012850d | 47 | //____________________________________________________________________________ |
48 | AliEMCAL::AliEMCAL():AliDetector() | |
49 | { | |
05a92d59 | 50 | // Default ctor |
51 | fName="EMCAL"; | |
52 | //fQATask = 0; | |
53 | fTreeQA = 0; | |
1d7b3dd6 | 54 | fGeom = 0 ; |
2012850d | 55 | } |
05a92d59 | 56 | |
2012850d | 57 | //____________________________________________________________________________ |
05a92d59 | 58 | AliEMCAL::AliEMCAL(const char* name, const char* title): AliDetector(name,title) |
59 | { | |
60 | // ctor : title is used to identify the layout | |
61 | ||
62 | //fQATask = 0; | |
63 | fTreeQA = 0; | |
1fe0f889 | 64 | fGeom = 0; |
2012850d | 65 | } |
05a92d59 | 66 | |
2012850d | 67 | //____________________________________________________________________________ |
05a92d59 | 68 | AliEMCAL::~AliEMCAL() |
69 | { | |
70 | ||
2012850d | 71 | } |
72 | ||
73 | //____________________________________________________________________________ | |
05a92d59 | 74 | void AliEMCAL::CreateMaterials() |
75 | { | |
2012850d | 76 | // Definitions of materials to build EMCAL and associated tracking media. |
77 | // media number in idtmed are 1599 to 1698. | |
78 | ||
79 | // --- Air --- | |
80 | AliMaterial(0, "Air$", 14.61, 7.3, 0.001205, 30420., 67500., 0, 0) ; | |
81 | ||
b13bbe81 | 82 | |
2012850d | 83 | // --- Lead --- |
84 | AliMaterial(1, "Pb$", 207.2, 82, 11.35, 0.56, 0., 0, 0) ; | |
85 | ||
b13bbe81 | 86 | |
87 | // --- The polysterene scintillator (CH) --- | |
88 | Float_t aP[2] = {12.011, 1.00794} ; | |
89 | Float_t zP[2] = {6.0, 1.0} ; | |
90 | Float_t wP[2] = {1.0, 1.0} ; | |
91 | Float_t dP = 1.032 ; | |
92 | ||
93 | AliMixture(2, "Polystyrene$", aP, zP, dP, -2, wP) ; | |
94 | ||
95 | // --- Aluminium --- | |
96 | AliMaterial(3, "Al$", 26.98, 13., 2.7, 8.9, 999., 0, 0) ; | |
97 | // --- Absorption length is ignored ^ | |
98 | ||
a63e0d5e | 99 | // --- Copper --- |
100 | AliMaterial(4, "Cu$", 63.546, 29, 8.96, 1.43, 14.8, 0, 0) ; | |
101 | // --- Absorption length is ignored ^ | |
b13bbe81 | 102 | |
2012850d | 103 | |
104 | // DEFINITION OF THE TRACKING MEDIA | |
105 | ||
106 | // for EMCAL: idtmed[1599->1698] equivalent to fIdtmed[0->100] | |
107 | Int_t * idtmed = fIdtmed->GetArray() - 1599 ; | |
108 | Int_t isxfld = gAlice->Field()->Integ() ; | |
109 | Float_t sxmgmx = gAlice->Field()->Max() ; | |
b13bbe81 | 110 | |
111 | ||
2012850d | 112 | |
113 | // Air -> idtmed[1599] | |
114 | AliMedium(0, "Air $", 0, 0, | |
115 | isxfld, sxmgmx, 10.0, 1.0, 0.1, 0.1, 10.0, 0, 0) ; | |
116 | ||
a63e0d5e | 117 | // The Lead -> idtmed[1600] |
2012850d | 118 | |
119 | AliMedium(1, "Lead $", 1, 0, | |
120 | isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ; | |
121 | ||
b13bbe81 | 122 | |
123 | // The scintillator of the CPV made of Polystyrene scintillator -> idtmed[1601] | |
124 | AliMedium(2, "CPV scint. $", 2, 1, | |
61e0abb5 | 125 | isxfld, sxmgmx, 10.0, 0.001, 0.1, 0.001, 0.001, 0, 0) ; |
b13bbe81 | 126 | |
a63e0d5e | 127 | // Various Aluminium parts made of Al -> idtmed[1602] |
b13bbe81 | 128 | AliMedium(3, "Al parts $", 3, 0, |
129 | isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ; | |
130 | ||
a63e0d5e | 131 | // Copper for HCal (post shower) -> idtmed[1603] |
132 | AliMedium(4, "Copper $", 4, 0, | |
133 | isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ; | |
b13bbe81 | 134 | |
2012850d | 135 | |
2012850d | 136 | |
b13bbe81 | 137 | // --- Set decent energy thresholds for gamma and electron tracking |
2012850d | 138 | |
139 | // Tracking threshold for photons and electrons in Lead | |
ffa6d63b | 140 | gMC->Gstpar(idtmed[1600],"CUTGAM",0.00008) ; |
141 | gMC->Gstpar(idtmed[1600],"CUTELE",0.001) ; | |
142 | gMC->Gstpar(idtmed[1600],"BCUTE",0.0001) ; | |
2012850d | 143 | |
144 | // --- Generate explicitly delta rays in Lead --- | |
145 | gMC->Gstpar(idtmed[1600], "LOSS",3.) ; | |
146 | gMC->Gstpar(idtmed[1600], "DRAY",1.) ; | |
05a92d59 | 147 | gMC->Gstpar(idtmed[1600], "DCUTE",0.00001) ; |
148 | gMC->Gstpar(idtmed[1600], "DCUTM",0.00001) ; | |
149 | ||
a63e0d5e | 150 | // --- in aluminium parts --- |
b13bbe81 | 151 | gMC->Gstpar(idtmed[1602], "LOSS",3.) ; |
152 | gMC->Gstpar(idtmed[1602], "DRAY",1.) ; | |
05a92d59 | 153 | gMC->Gstpar(idtmed[1602], "DCUTE",0.00001) ; |
154 | gMC->Gstpar(idtmed[1602], "DCUTM",0.00001) ; | |
b13bbe81 | 155 | |
a63e0d5e | 156 | // --- in copper parts --- |
157 | gMC->Gstpar(idtmed[1603], "LOSS",3.) ; | |
158 | gMC->Gstpar(idtmed[1603], "DRAY",1.) ; | |
159 | gMC->Gstpar(idtmed[1603], "DCUTE",0.00001) ; | |
160 | gMC->Gstpar(idtmed[1603], "DCUTM",0.00001) ; | |
161 | ||
162 | ||
61e0abb5 | 163 | |
ffa6d63b | 164 | // --- and finally thresholds for photons and electrons in the scintillator --- |
61e0abb5 | 165 | gMC->Gstpar(idtmed[1601],"CUTGAM",0.00008) ; |
166 | gMC->Gstpar(idtmed[1601],"CUTELE",0.001) ; | |
167 | gMC->Gstpar(idtmed[1601],"BCUTE",0.0001) ; | |
168 | ||
169 | ||
2012850d | 170 | } |
05a92d59 | 171 | |
172 | //____________________________________________________________________________ | |
173 | AliEMCALGeometry * AliEMCAL::GetGeometry() const | |
174 | { | |
175 | // gets the pointer to the AliEMCALGeometry unique instance | |
05a92d59 | 176 | |
1d7b3dd6 | 177 | if (fGeom) |
178 | return fGeom ; | |
179 | else | |
180 | return AliEMCALGeometry::GetInstance(GetTitle(),"") ; | |
05a92d59 | 181 | } |
182 | ||
2012850d | 183 | //____________________________________________________________________________ |
184 | void AliEMCAL::SetTreeAddress() | |
185 | { | |
186 | ||
187 | TBranch *branch; | |
188 | char branchname[20]; | |
189 | sprintf(branchname,"%s",GetName()); | |
190 | ||
191 | // Branch address for hit tree | |
88cb7938 | 192 | TTree *treeH = TreeH(); |
193 | if (treeH) { | |
2012850d | 194 | branch = treeH->GetBranch(branchname); |
88cb7938 | 195 | if (branch) |
196 | { | |
197 | if (fHits == 0x0) fHits= new TClonesArray("AliEMCALHit",1000); | |
198 | //Info("SetTreeAddress","<%s> Setting Hits Address",GetName()); | |
199 | branch->SetAddress(&fHits); | |
200 | } | |
201 | else | |
202 | { | |
203 | Warning("SetTreeAddress","<%s> Failed",GetName()); | |
204 | } | |
2012850d | 205 | } |
2012850d | 206 | } |
05a92d59 | 207 | //____________________________________________________________________________ |
208 | void AliEMCAL::WriteQA() | |
209 | { | |
88cb7938 | 210 | |
05a92d59 | 211 | // Make TreeQA in the output file. |
88cb7938 | 212 | |
05a92d59 | 213 | if(fTreeQA == 0) |
214 | fTreeQA = new TTree("TreeQA", "QA Alarms") ; | |
215 | // Create Alarms branches | |
88cb7938 | 216 | Int_t bufferSize = 32000 ; |
217 | Int_t splitlevel = 0 ; | |
218 | ||
219 | TFolder* topfold = GetLoader()->GetTopFolder(); //get top aliroot folder; skowron | |
220 | TString emcalqafn(AliConfig::Instance()->GetQAFolderName()+"/"); //get name of QAaut folder relative to top event; skowron | |
221 | emcalqafn+=GetName(); //hard wired string!!! add the detector name to the pathname; skowron | |
222 | TFolder * alarmsF = (TFolder*)topfold->FindObjectAny(emcalqafn); //get the folder | |
223 | ||
224 | if (alarmsF == 0x0) | |
225 | { | |
226 | Error("WriteQA","Can not find folder with qa alarms"); | |
227 | return; | |
228 | } | |
229 | TString branchName(alarmsF->GetName()); | |
230 | TBranch * alarmsBranch = fTreeQA->Branch(branchName,"TFolder", &alarmsF, bufferSize, splitlevel); | |
231 | TString branchTitle = branchName + " QA alarms" ; | |
232 | alarmsBranch->SetTitle(branchTitle); | |
233 | alarmsBranch->Fill() ; | |
234 | ||
235 | //fTreeQA | |
05a92d59 | 236 | } |
2012850d | 237 | |
88cb7938 | 238 | //____________________________________________________________________________ |
239 | AliLoader* AliEMCAL::MakeLoader(const char* topfoldername) | |
240 | { | |
241 | //different behaviour than standard (singleton getter) | |
242 | // --> to be discussed and made eventually coherent | |
243 | fLoader = new AliEMCALLoader(GetName(),topfoldername); | |
244 | return fLoader; | |
245 | } |