]>
Commit | Line | Data |
---|---|---|
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: | |
20 | // This class contains material definitions | |
21 | // for the EMCAL - It does not place the detector in Alice | |
22 | //*-- Author: Yves Schutz (SUBATECH) | |
23 | // | |
24 | //*-- Additional Contributions: Sahal Yacoob (LBNL/UCT) | |
25 | // | |
26 | ////////////////////////////////////////////////////////////////////////////// | |
27 | ||
28 | // --- ROOT system --- | |
29 | class TFile; | |
30 | #include <TFolder.h> | |
31 | #include <TROOT.h> | |
32 | #include <TTree.h> | |
33 | #include <TVirtualMC.h> | |
34 | ||
35 | // --- Standard library --- | |
36 | #include <Rstrstream.h> | |
37 | ||
38 | // --- AliRoot header files --- | |
39 | #include "AliMagF.h" | |
40 | #include "AliEMCAL.h" | |
41 | #include "AliEMCALGeometry.h" | |
42 | #include "AliEMCALLoader.h" | |
43 | //#include "AliEMCALQAChecker.h" | |
44 | #include "AliRun.h" | |
45 | ||
46 | ClassImp(AliEMCAL) | |
47 | //____________________________________________________________________________ | |
48 | AliEMCAL::AliEMCAL():AliDetector() | |
49 | { | |
50 | // Default ctor | |
51 | fName="EMCAL"; | |
52 | //fQATask = 0; | |
53 | fTreeQA = 0; | |
54 | fGeom = 0 ; | |
55 | } | |
56 | ||
57 | //____________________________________________________________________________ | |
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; | |
64 | } | |
65 | ||
66 | //____________________________________________________________________________ | |
67 | AliEMCAL::~AliEMCAL() | |
68 | { | |
69 | ||
70 | } | |
71 | ||
72 | //____________________________________________________________________________ | |
73 | void AliEMCAL::CreateMaterials() | |
74 | { | |
75 | // Definitions of materials to build EMCAL and associated tracking media. | |
76 | // media number in idtmed are 1599 to 1698. | |
77 | ||
78 | // --- Air --- | |
79 | AliMaterial(0, "Air$", 14.61, 7.3, 0.001205, 30420., 67500., 0, 0) ; | |
80 | ||
81 | ||
82 | // --- Lead --- | |
83 | AliMaterial(1, "Pb$", 207.2, 82, 11.35, 0.56, 0., 0, 0) ; | |
84 | ||
85 | ||
86 | // --- The polysterene scintillator (CH) --- | |
87 | Float_t aP[2] = {12.011, 1.00794} ; | |
88 | Float_t zP[2] = {6.0, 1.0} ; | |
89 | Float_t wP[2] = {1.0, 1.0} ; | |
90 | Float_t dP = 1.032 ; | |
91 | ||
92 | AliMixture(2, "Polystyrene$", aP, zP, dP, -2, wP) ; | |
93 | ||
94 | // --- Aluminium --- | |
95 | AliMaterial(3, "Al$", 26.98, 13., 2.7, 8.9, 999., 0, 0) ; | |
96 | // --- Absorption length is ignored ^ | |
97 | ||
98 | // --- Copper --- | |
99 | AliMaterial(4, "Cu$", 63.546, 29, 8.96, 1.43, 14.8, 0, 0) ; | |
100 | // --- Absorption length is ignored ^ | |
101 | ||
102 | ||
103 | // DEFINITION OF THE TRACKING MEDIA | |
104 | ||
105 | // for EMCAL: idtmed[1599->1698] equivalent to fIdtmed[0->100] | |
106 | Int_t * idtmed = fIdtmed->GetArray() - 1599 ; | |
107 | Int_t isxfld = gAlice->Field()->Integ() ; | |
108 | Float_t sxmgmx = gAlice->Field()->Max() ; | |
109 | ||
110 | ||
111 | ||
112 | // Air -> idtmed[1599] | |
113 | AliMedium(0, "Air $", 0, 0, | |
114 | isxfld, sxmgmx, 10.0, 1.0, 0.1, 0.1, 10.0, 0, 0) ; | |
115 | ||
116 | // The Lead -> idtmed[1600] | |
117 | ||
118 | AliMedium(1, "Lead $", 1, 0, | |
119 | isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ; | |
120 | ||
121 | ||
122 | // The scintillator of the CPV made of Polystyrene scintillator -> idtmed[1601] | |
123 | AliMedium(2, "CPV scint. $", 2, 1, | |
124 | isxfld, sxmgmx, 10.0, 0.001, 0.1, 0.001, 0.001, 0, 0) ; | |
125 | ||
126 | // Various Aluminium parts made of Al -> idtmed[1602] | |
127 | AliMedium(3, "Al parts $", 3, 0, | |
128 | isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ; | |
129 | ||
130 | // Copper for HCal (post shower) -> idtmed[1603] | |
131 | AliMedium(4, "Copper $", 4, 0, | |
132 | isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ; | |
133 | ||
134 | ||
135 | ||
136 | // --- Set decent energy thresholds for gamma and electron tracking | |
137 | ||
138 | // Tracking threshold for photons and electrons in Lead | |
139 | gMC->Gstpar(idtmed[1600],"CUTGAM",0.00008) ; | |
140 | gMC->Gstpar(idtmed[1600],"CUTELE",0.001) ; | |
141 | gMC->Gstpar(idtmed[1600],"BCUTE",0.0001) ; | |
142 | ||
143 | // --- Generate explicitly delta rays in Lead --- | |
144 | gMC->Gstpar(idtmed[1600], "LOSS",3.) ; | |
145 | gMC->Gstpar(idtmed[1600], "DRAY",1.) ; | |
146 | gMC->Gstpar(idtmed[1600], "DCUTE",0.00001) ; | |
147 | gMC->Gstpar(idtmed[1600], "DCUTM",0.00001) ; | |
148 | ||
149 | // --- in aluminium parts --- | |
150 | gMC->Gstpar(idtmed[1602], "LOSS",3.) ; | |
151 | gMC->Gstpar(idtmed[1602], "DRAY",1.) ; | |
152 | gMC->Gstpar(idtmed[1602], "DCUTE",0.00001) ; | |
153 | gMC->Gstpar(idtmed[1602], "DCUTM",0.00001) ; | |
154 | ||
155 | // --- in copper parts --- | |
156 | gMC->Gstpar(idtmed[1603], "LOSS",3.) ; | |
157 | gMC->Gstpar(idtmed[1603], "DRAY",1.) ; | |
158 | gMC->Gstpar(idtmed[1603], "DCUTE",0.00001) ; | |
159 | gMC->Gstpar(idtmed[1603], "DCUTM",0.00001) ; | |
160 | ||
161 | ||
162 | ||
163 | // --- and finally thresholds for photons and electrons in the scintillator --- | |
164 | gMC->Gstpar(idtmed[1601],"CUTGAM",0.00008) ; | |
165 | gMC->Gstpar(idtmed[1601],"CUTELE",0.001) ; | |
166 | gMC->Gstpar(idtmed[1601],"BCUTE",0.0001) ; | |
167 | ||
168 | ||
169 | } | |
170 | ||
171 | //____________________________________________________________________________ | |
172 | AliEMCALGeometry * AliEMCAL::GetGeometry() const | |
173 | { | |
174 | // gets the pointer to the AliEMCALGeometry unique instance | |
175 | ||
176 | if (fGeom) | |
177 | return fGeom ; | |
178 | else | |
179 | return AliEMCALGeometry::GetInstance(GetTitle(),"") ; | |
180 | } | |
181 | ||
182 | //____________________________________________________________________________ | |
183 | void AliEMCAL::SetTreeAddress() | |
184 | { | |
185 | ||
186 | TBranch *branch; | |
187 | char branchname[20]; | |
188 | sprintf(branchname,"%s",GetName()); | |
189 | ||
190 | // Branch address for hit tree | |
191 | TTree *treeH = TreeH(); | |
192 | if (treeH) { | |
193 | branch = treeH->GetBranch(branchname); | |
194 | if (branch) | |
195 | { | |
196 | if (fHits == 0x0) fHits= new TClonesArray("AliEMCALHit",1000); | |
197 | //Info("SetTreeAddress","<%s> Setting Hits Address",GetName()); | |
198 | branch->SetAddress(&fHits); | |
199 | } | |
200 | else | |
201 | { | |
202 | Warning("SetTreeAddress","<%s> Failed",GetName()); | |
203 | } | |
204 | } | |
205 | } | |
206 | //____________________________________________________________________________ | |
207 | void AliEMCAL::WriteQA() | |
208 | { | |
209 | ||
210 | // Make TreeQA in the output file. | |
211 | ||
212 | if(fTreeQA == 0) | |
213 | fTreeQA = new TTree("TreeQA", "QA Alarms") ; | |
214 | // Create Alarms branches | |
215 | Int_t bufferSize = 32000 ; | |
216 | Int_t splitlevel = 0 ; | |
217 | ||
218 | TFolder* topfold = GetLoader()->GetTopFolder(); //get top aliroot folder; skowron | |
219 | TString emcalqafn(AliConfig::Instance()->GetQAFolderName()+"/"); //get name of QAaut folder relative to top event; skowron | |
220 | emcalqafn+=GetName(); //hard wired string!!! add the detector name to the pathname; skowron | |
221 | TFolder * alarmsF = (TFolder*)topfold->FindObjectAny(emcalqafn); //get the folder | |
222 | ||
223 | if (alarmsF == 0x0) | |
224 | { | |
225 | Error("WriteQA","Can not find folder with qa alarms"); | |
226 | return; | |
227 | } | |
228 | TString branchName(alarmsF->GetName()); | |
229 | TBranch * alarmsBranch = fTreeQA->Branch(branchName,"TFolder", &alarmsF, bufferSize, splitlevel); | |
230 | TString branchTitle = branchName + " QA alarms" ; | |
231 | alarmsBranch->SetTitle(branchTitle); | |
232 | alarmsBranch->Fill() ; | |
233 | ||
234 | //fTreeQA | |
235 | } | |
236 | ||
237 | //____________________________________________________________________________ | |
238 | AliLoader* AliEMCAL::MakeLoader(const char* topfoldername) | |
239 | { | |
240 | //different behaviour than standard (singleton getter) | |
241 | // --> to be discussed and made eventually coherent | |
242 | fLoader = new AliEMCALLoader(GetName(),topfoldername); | |
243 | return fLoader; | |
244 | } |