Updated version of ITS QA Checker and related modifications (Melinda)
[u/mrichter/AliRoot.git] / EMCAL / AliEMCAL.cxx
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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/* $Id$ */
4884333f 17/* History of cvs commits:
18 *
19 * $Log$
5a6bfeed 20
21 * Revision 1.54 2007/12/06 10:31:13 hristov
22 * Bug fix: using the mapping from CDB
23 *
3294dade 24 * Revision 1.53.10.1 2007/12/06 10:29:59 hristov
25 * Bug fix: using the mapping from CDB
26 *
27 * Revision 1.53 2007/03/17 19:56:38 mvl
28 * Moved signal shape routines from AliEMCAL to separate class AliEMCALRawUtils to streamline raw data reconstruction code.
29 *
ee299369 30 * Revision 1.52 2007/03/10 22:19:01 pavlinov
31 * move one varibels from AliEMCALv2 to AliEMCAL
32 *
23ef18ac 33 * Revision 1.51 2007/02/24 20:42:35 pavlinov
34 * fixed error of Geant3 parameters initialisation
35 *
91e5f344 36 * Revision 1.50 2007/02/05 10:43:25 hristov
37 * Changes for correct initialization of Geant4 (Mihaela)
38 *
7235aed2 39 * Revision 1.49 2007/01/22 17:29:12 pavlinov
40 * EMCAL geometry can be created independently form anything now
41 *
89557f6d 42 * Revision 1.48 2006/12/19 02:34:13 pavlinov
43 * clean up the EMCAL name scheme : super module -> module -> tower (or cell)
44 *
2bb3725c 45 * Revision 1.47 2006/12/05 17:12:03 gustavo
46 * Updated AliEMCAL::Digits2Raw, reads first provisional RCU mapping files to make Raw data with new AliCaloAltroMapping and AliCaloRawStream
47 *
4884333f 48 *
49 */
2012850d 50//_________________________________________________________________________
51// Base Class for EMCAL description:
ffa6d63b 52// This class contains material definitions
53// for the EMCAL - It does not place the detector in Alice
2012850d 54//*-- Author: Yves Schutz (SUBATECH)
b13bbe81 55//
56//*-- Additional Contributions: Sahal Yacoob (LBNL/UCT)
57//
2012850d 58//////////////////////////////////////////////////////////////////////////////
59
2012850d 60// --- ROOT system ---
b13bbe81 61class TFile;
88cb7938 62#include <TFolder.h>
f7a1cc68 63#include <TGeoGlobalMagField.h>
64#include <TGraph.h>
046ae904 65#include <TH1F.h>
046ae904 66#include <TRandom.h>
f7a1cc68 67#include <TTree.h>
68#include <TVirtualMC.h>
2012850d 69
05a92d59 70// --- Standard library ---
2012850d 71
05a92d59 72// --- AliRoot header files ---
2012850d 73#include "AliMagF.h"
88cb7938 74#include "AliEMCAL.h"
85a5290f 75#include "AliRun.h"
5dee926e 76#include "AliEMCALLoader.h"
85a5290f 77#include "AliEMCALSDigitizer.h"
78#include "AliEMCALDigitizer.h"
5dee926e 79#include "AliEMCALDigit.h"
ee299369 80#include "AliEMCALRawUtils.h"
3294dade 81#include "AliCDBManager.h"
82#include "AliCDBEntry.h"
83
2012850d 84ClassImp(AliEMCAL)
4884333f 85
2012850d 86//____________________________________________________________________________
18a21c7c 87AliEMCAL::AliEMCAL()
88 : AliDetector(),
89 fBirkC0(0),
90 fBirkC1(0.),
91 fBirkC2(0.),
23ef18ac 92 fGeometry(0)
2012850d 93{
05a92d59 94 // Default ctor
046ae904 95 fName = "EMCAL" ;
7235aed2 96 InitConstants();
65bdc82f 97
23ef18ac 98 // Should call AliEMCALGeometry::GetInstance(EMCAL->GetTitle(),"") for getting EMCAL geometry
2012850d 99}
05a92d59 100
2012850d 101//____________________________________________________________________________
18a21c7c 102AliEMCAL::AliEMCAL(const char* name, const char* title)
103 : AliDetector(name,title),
104 fBirkC0(0),
105 fBirkC1(0.),
106 fBirkC2(0.),
23ef18ac 107 fGeometry(0)
05a92d59 108{
109 // ctor : title is used to identify the layout
7235aed2 110 InitConstants();
0a4cb131 111}
112
113//____________________________________________________________________________
05a92d59 114AliEMCAL::~AliEMCAL()
115{
14ce0a6e 116 //dtor
2012850d 117}
118
119//____________________________________________________________________________
7235aed2 120void AliEMCAL::InitConstants()
0a4cb131 121{
122 //initialize EMCAL values
123 fBirkC0 = 1;
124 fBirkC1 = 0.013/1.032;
125 fBirkC2 = 9.6e-6/(1.032 * 1.032);
ee299369 126 }
0a4cb131 127
dde0a601 128
0a4cb131 129//____________________________________________________________________________
91e5f344 130void AliEMCAL::DefineMediumParameters()
05a92d59 131{
91e5f344 132 //
133 // EMCAL cuts (Geant3)
134 //
2012850d 135 Int_t * idtmed = fIdtmed->GetArray() - 1599 ;
b13bbe81 136// --- Set decent energy thresholds for gamma and electron tracking
2012850d 137
138 // Tracking threshold for photons and electrons in Lead
905263da 139 Float_t cutgam=10.e-5; // 100 kev;
140 Float_t cutele=10.e-5; // 100 kev;
141 TString ntmp(GetTitle());
142 ntmp.ToUpper();
143 if(ntmp.Contains("10KEV")) {
144 cutele = cutgam = 1.e-5;
145 } else if(ntmp.Contains("50KEV")) {
146 cutele = cutgam = 5.e-5;
147 } else if(ntmp.Contains("100KEV")) {
148 cutele = cutgam = 1.e-4;
149 } else if(ntmp.Contains("200KEV")) {
150 cutele = cutgam = 2.e-4;
151 } else if(ntmp.Contains("500KEV")) {
152 cutele = cutgam = 5.e-4;
153 }
2012850d 154
905263da 155 gMC->Gstpar(idtmed[1600],"CUTGAM", cutgam);
156 gMC->Gstpar(idtmed[1600],"CUTELE", cutele); // 1MEV -> 0.1MEV; 15-aug-05
157 gMC->Gstpar(idtmed[1600],"BCUTE", cutgam); // BCUTE and BCUTM start from GUTGUM
158 gMC->Gstpar(idtmed[1600],"BCUTM", cutgam); // BCUTE and BCUTM start from GUTGUM
2012850d 159 // --- Generate explicitly delta rays in Lead ---
89557f6d 160 gMC->Gstpar(idtmed[1600], "LOSS", 3) ;
161 gMC->Gstpar(idtmed[1600], "DRAY", 1) ;
905263da 162 gMC->Gstpar(idtmed[1600], "DCUTE", cutele) ;
163 gMC->Gstpar(idtmed[1600], "DCUTM", cutele) ;
05a92d59 164
a63e0d5e 165// --- in aluminium parts ---
905263da 166 gMC->Gstpar(idtmed[1602],"CUTGAM", cutgam) ;
167 gMC->Gstpar(idtmed[1602],"CUTELE", cutele) ;
168 gMC->Gstpar(idtmed[1602],"BCUTE", cutgam); // BCUTE and BCUTM start from GUTGUM
169 gMC->Gstpar(idtmed[1602],"BCUTM", cutgam); // BCUTE and BCUTM start from GUTGUM
b13bbe81 170 gMC->Gstpar(idtmed[1602], "LOSS",3.) ;
171 gMC->Gstpar(idtmed[1602], "DRAY",1.) ;
905263da 172 gMC->Gstpar(idtmed[1602], "DCUTE", cutele) ;
173 gMC->Gstpar(idtmed[1602], "DCUTM", cutele) ;
b13bbe81 174
ffa6d63b 175// --- and finally thresholds for photons and electrons in the scintillator ---
905263da 176 gMC->Gstpar(idtmed[1601],"CUTGAM", cutgam) ;
177 gMC->Gstpar(idtmed[1601],"CUTELE", cutele) ;// 1MEV -> 0.1MEV; 15-aug-05
178 gMC->Gstpar(idtmed[1601],"BCUTE", cutgam); // BCUTE and BCUTM start from GUTGUM
179 gMC->Gstpar(idtmed[1601],"BCUTM", cutgam); // BCUTE and BCUTM start from GUTGUM
89557f6d 180 gMC->Gstpar(idtmed[1601], "LOSS",3) ; // generate delta rays
181 gMC->Gstpar(idtmed[1601], "DRAY",1) ;
905263da 182 gMC->Gstpar(idtmed[1601], "DCUTE", cutele) ;
183 gMC->Gstpar(idtmed[1601], "DCUTM", cutele) ;
184
185 // S steel -
186 gMC->Gstpar(idtmed[1603],"CUTGAM", cutgam);
187 gMC->Gstpar(idtmed[1603],"CUTELE", cutele);
188 gMC->Gstpar(idtmed[1603],"BCUTE", cutgam); // BCUTE and BCUTM start from GUTGUM
189 gMC->Gstpar(idtmed[1603],"BCUTM", cutgam); // BCUTE and BCUTM start from GUTGUM
190 // --- Generate explicitly delta rays
89557f6d 191 gMC->Gstpar(idtmed[1603], "LOSS",3);
192 gMC->Gstpar(idtmed[1603], "DRAY",1);
905263da 193 gMC->Gstpar(idtmed[1603], "DCUTE", cutele) ;
194 gMC->Gstpar(idtmed[1603], "DCUTM", cutele) ;
1963b290 195
7235aed2 196 AliEMCALGeometry* geom = GetGeometry();
89557f6d 197 if(geom->GetILOSS()>=0) {
198 for(int i=1600; i<=1603; i++) gMC->Gstpar(idtmed[i], "LOSS", geom->GetILOSS()) ;
199 }
200 if(geom->GetIHADR()>=0) {
201 for(int i=1600; i<=1603; i++) gMC->Gstpar(idtmed[i], "HADR", geom->GetIHADR()) ;
202 }
7235aed2 203}
204
205//____________________________________________________________________________
206AliDigitizer* AliEMCAL::CreateDigitizer(AliRunDigitizer* manager) const
207{
208 //create and return the digitizer
209 return new AliEMCALDigitizer(manager);
210}
211
212//____________________________________________________________________________
213void AliEMCAL::CreateMaterials()
214{
215 // Definitions of materials to build EMCAL and associated tracking media.
216 // media number in idtmed are 1599 to 1698.
217 // --- Air ---
218 Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
219 Float_t zAir[4]={6.,7.,8.,18.};
220 Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
221 Float_t dAir = 1.20479E-3;
222 AliMixture(0, "Air$", aAir, zAir, dAir, 4, wAir) ;
223
224 // --- Lead ---
225 AliMaterial(1, "Pb$", 207.2, 82, 11.35, 0.56, 0., 0, 0) ;
226
227
228 // --- The polysterene scintillator (CH) ---
229 Float_t aP[2] = {12.011, 1.00794} ;
230 Float_t zP[2] = {6.0, 1.0} ;
231 Float_t wP[2] = {1.0, 1.0} ;
232 Float_t dP = 1.032 ;
233
234 AliMixture(2, "Polystyrene$", aP, zP, dP, -2, wP) ;
235
236 // --- Aluminium ---
237 AliMaterial(3, "Al$", 26.98, 13., 2.7, 8.9, 999., 0, 0) ;
238 // --- Absorption length is ignored ^
239
240 // 25-aug-04 by PAI - see PMD/AliPMDv0.cxx for STEEL definition
241 Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
242 Float_t zsteel[4] = { 26.,24.,28.,14. };
243 Float_t wsteel[4] = { .715,.18,.1,.005 };
244 AliMixture(4, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
245
246 // DEFINITION OF THE TRACKING MEDIA
247
248 // for EMCAL: idtmed[1599->1698] equivalent to fIdtmed[0->100]
f7a1cc68 249 Int_t isxfld = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Integ() ;
250 Float_t sxmgmx = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Max() ;
7235aed2 251
252 // Air -> idtmed[1599]
253 AliMedium(0, "Air$", 0, 0,
254 isxfld, sxmgmx, 10.0, 1.0, 0.1, 0.1, 10.0, 0, 0) ;
255
256 // The Lead -> idtmed[1600]
257
258 AliMedium(1, "Lead$", 1, 0,
259 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
260
261 // The scintillator of the CPV made of Polystyrene scintillator -> idtmed[1601]
ee299369 262 float deemax = 0.1; // maximum fractional energy loss in one step (0 < DEEMAX < deemax )
7235aed2 263 AliMedium(2, "Scintillator$", 2, 1,
264 isxfld, sxmgmx, 10.0, 0.001, deemax, 0.001, 0.001, 0, 0) ;
265
266 // Various Aluminium parts made of Al -> idtmed[1602]
267 AliMedium(3, "Al$", 3, 0,
268 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ;
269
270 // 25-aug-04 by PAI : see PMD/AliPMDv0.cxx for STEEL definition -> idtmed[1603]
271 AliMedium(4, "S steel$", 4, 0,
272 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ;
273
89557f6d 274
ab37d09c 275 //set constants for Birk's Law implentation
276 fBirkC0 = 1;
277 fBirkC1 = 0.013/dP;
278 fBirkC2 = 9.6e-6/(dP * dP);
279
dde0a601 280 // Call just in case of Geant3; What to do in case of Geant4 ?
281 // if(gMC->InheritsFrom("TGeant3")) DefineMediumParameters(); // Feb 20, 2007
282 // Just do the same but in Init() function
283 // DefineMediumParameters();
2012850d 284}
dde0a601 285
286//____________________________________________________________________________
287void AliEMCAL::Init()
288{
289 // Call just in case of Geant3; What to do in case of Geant4 ?
290 // if(gMC->InheritsFrom("TGeant3")) DefineMediumParameters(); // Feb 20, 2007
291 // Just do the same
292 DefineMediumParameters();
293}
294
f51151a0 295//____________________________________________________________________________
ee299369 296void AliEMCAL::Digits2Raw() {
65bdc82f 297
298 static AliEMCALRawUtils rawUtils;
299 rawUtils.Digits2Raw();
300
2d5d9e60 301}
2d5d9e60 302//____________________________________________________________________________
8367ce9a 303void AliEMCAL::Hits2SDigits()
304{
305// create summable digits
306
ddca522a 307 GetGeometry();
4d33c797 308 AliEMCALSDigitizer emcalDigitizer(fLoader->GetRunLoader()->GetFileName().Data()) ;
309 emcalDigitizer.SetEventRange(0, -1) ; // do all the events
310 emcalDigitizer.ExecuteTask() ;
da480a28 311}
312
313//____________________________________________________________________________
5dee926e 314
8367ce9a 315AliLoader* AliEMCAL::MakeLoader(const char* topfoldername)
316{
317//different behaviour than standard (singleton getter)
318// --> to be discussed and made eventually coherent
319 fLoader = new AliEMCALLoader(GetName(),topfoldername);
320 return fLoader;
321}