Inheritance from TObject. Automatic streamers.
[u/mrichter/AliRoot.git] / PHOS / AliPHOS.cxx
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4c039060 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 **************************************************************************/
b2a60966 15/* $Id$ */
16
d15a28e7 17//_________________________________________________________________________
b2a60966 18// Base Class for PHOS description:
19// PHOS consists of a PbWO4 calorimeter (EMCA) and a gazeous charged
20// particles detector (CPV or PPSD).
21// The only provided method here is CreateMaterials,
22// which defines the materials common to all PHOS versions.
23//
24//*-- Author: Laurent Aphecetche & Yves Schutz (SUBATECH)
d15a28e7 25//////////////////////////////////////////////////////////////////////////////
e84be1eb 26
fdeead01 27
fe4da5cc 28// --- ROOT system ---
2ab0c725 29class TFile;
0ce0b56f 30#include "TROOT.h"
7b326aac 31#include "TTree.h"
32#include "TFolder.h"
fe4da5cc 33
34// --- Standard library ---
fe4da5cc 35
037cc66d 36#include <strstream.h>
d15a28e7 37// --- AliRoot header files ---
38
fe4da5cc 39#include "AliPHOS.h"
d15a28e7 40#include "AliMC.h"
fe4da5cc 41#include "AliRun.h"
94de3818 42#include "AliMagF.h"
0e4b7936 43#include "AliPHOSGeometry.h"
7b326aac 44#include "AliPHOSQAChecker.h"
fe4da5cc 45
fe4da5cc 46ClassImp(AliPHOS)
d15a28e7 47//____________________________________________________________________________
6b87d0dd 48AliPHOS:: AliPHOS() : AliDetector()
49{
50 // Create folder and task hierarchy
51 fName="PHOS";
2685bf00 52 fQATask = 0;
53 fTreeQA = 0;
6b87d0dd 54}
fa7cce36 55
6b87d0dd 56//____________________________________________________________________________
fa7cce36 57AliPHOS::AliPHOS(const char* name, const char* title): AliDetector(name, title)
0ce0b56f 58{
2685bf00 59 fQATask = 0;
60 fTreeQA = 0;
6b87d0dd 61}
fa7cce36 62
7a9d98f9 63
0ce0b56f 64//____________________________________________________________________________
7b326aac 65AliPHOS::~AliPHOS()
66{
67 // remove the alice folder and alice QA task that PHOS creates instead of AliRun
68
0ce0b56f 69}
70
71//____________________________________________________________________________
fe4da5cc 72void AliPHOS::CreateMaterials()
73{
b2a60966 74 // Definitions of materials to build PHOS and associated tracking media.
75 // media number in idtmed are 699 to 798.
fe4da5cc 76
d15a28e7 77 // --- The PbWO4 crystals ---
92862013 78 Float_t aX[3] = {207.19, 183.85, 16.0} ;
79 Float_t zX[3] = {82.0, 74.0, 8.0} ;
80 Float_t wX[3] = {1.0, 1.0, 4.0} ;
81 Float_t dX = 8.28 ;
fe4da5cc 82
92862013 83 AliMixture(0, "PbWO4$", aX, zX, dX, -3, wX) ;
fe4da5cc 84
fe4da5cc 85
d15a28e7 86 // --- The polysterene scintillator (CH) ---
92862013 87 Float_t aP[2] = {12.011, 1.00794} ;
88 Float_t zP[2] = {6.0, 1.0} ;
89 Float_t wP[2] = {1.0, 1.0} ;
90 Float_t dP = 1.032 ;
fe4da5cc 91
92862013 92 AliMixture(1, "Polystyrene$", aP, zP, dP, -2, wP) ;
fe4da5cc 93
d15a28e7 94 // --- Aluminium ---
95 AliMaterial(2, "Al$", 26.98, 13., 2.7, 8.9, 999., 0, 0) ;
96 // --- Absorption length is ignored ^
fe4da5cc 97
d15a28e7 98 // --- Tyvek (CnH2n) ---
92862013 99 Float_t aT[2] = {12.011, 1.00794} ;
100 Float_t zT[2] = {6.0, 1.0} ;
101 Float_t wT[2] = {1.0, 2.0} ;
102 Float_t dT = 0.331 ;
fe4da5cc 103
92862013 104 AliMixture(3, "Tyvek$", aT, zT, dT, -2, wT) ;
fe4da5cc 105
d15a28e7 106 // --- Polystyrene foam ---
92862013 107 Float_t aF[2] = {12.011, 1.00794} ;
108 Float_t zF[2] = {6.0, 1.0} ;
109 Float_t wF[2] = {1.0, 1.0} ;
110 Float_t dF = 0.12 ;
fe4da5cc 111
92862013 112 AliMixture(4, "Foam$", aF, zF, dF, -2, wF) ;
fe4da5cc 113
d15a28e7 114 // --- Titanium ---
92862013 115 Float_t aTIT[3] = {47.88, 26.98, 54.94} ;
116 Float_t zTIT[3] = {22.0, 13.0, 25.0} ;
117 Float_t wTIT[3] = {69.0, 6.0, 1.0} ;
118 Float_t dTIT = 4.5 ;
fe4da5cc 119
92862013 120 AliMixture(5, "Titanium$", aTIT, zTIT, dTIT, -3, wTIT);
fe4da5cc 121
d15a28e7 122 // --- Silicon ---
123 AliMaterial(6, "Si$", 28.0855, 14., 2.33, 9.36, 42.3, 0, 0) ;
fe4da5cc 124
fe4da5cc 125
fe4da5cc 126
d15a28e7 127 // --- Foam thermo insulation ---
92862013 128 Float_t aTI[2] = {12.011, 1.00794} ;
129 Float_t zTI[2] = {6.0, 1.0} ;
130 Float_t wTI[2] = {1.0, 1.0} ;
85218d13 131 Float_t dTI = 0.04 ;
fe4da5cc 132
92862013 133 AliMixture(7, "Thermo Insul.$", aTI, zTI, dTI, -2, wTI) ;
fe4da5cc 134
d15a28e7 135 // --- Textolitn ---
92862013 136 Float_t aTX[4] = {16.0, 28.09, 12.011, 1.00794} ;
137 Float_t zTX[4] = {8.0, 14.0, 6.0, 1.0} ;
138 Float_t wTX[4] = {292.0, 68.0, 462.0, 736.0} ;
139 Float_t dTX = 1.75 ;
fe4da5cc 140
92862013 141 AliMixture(8, "Textolit$", aTX, zTX, dTX, -4, wTX) ;
fe4da5cc 142
d15a28e7 143 //--- FR4 ---
92862013 144 Float_t aFR[3] = {28.0855, 15.9994, 17.749} ;
145 Float_t zFR[3] = {14., 8., 8.875} ;
146 Float_t wFR[3] = {.28, .32, .4} ;
147 Float_t dFR = 1.8 ;
fe4da5cc 148
92862013 149 AliMixture(9, "FR4$", aFR, zFR, dFR, -3, wFR) ;
fe4da5cc 150
d15a28e7 151 // --- The Composite Material for micromegas (so far polyetylene) ---
92862013 152 Float_t aCM[2] = {12.01, 1.} ;
153 Float_t zCM[2] = {6., 1.} ;
154 Float_t wCM[2] = {1., 2.} ;
155 Float_t dCM = 0.935 ;
fe4da5cc 156
92862013 157 AliMixture(10, "Compo Mat$", aCM, zCM, dCM, -2, wCM) ;
fe4da5cc 158
d15a28e7 159 // --- Copper ---
160 AliMaterial(11, "Cu$", 63.546, 29, 8.96, 1.43, 14.8, 0, 0) ;
161
162 // --- G10 : Printed Circuit material ---
92862013 163 Float_t aG10[4] = { 12., 1., 16., 28.} ;
164 Float_t zG10[4] = { 6., 1., 8., 14.} ;
165 Float_t wG10[4] = { .259, .288, .248, .205} ;
166 Float_t dG10 = 1.7 ;
d15a28e7 167
92862013 168 AliMixture(12, "G10$", aG10, zG10, dG10, -4, wG10);
fe4da5cc 169
d15a28e7 170 // --- Lead ---
171 AliMaterial(13, "Pb$", 207.2, 82, 11.35, 0.56, 0., 0, 0) ;
fe4da5cc 172
d15a28e7 173 // --- The gas mixture ---
174 // Co2
92862013 175 Float_t aCO[2] = {12.0, 16.0} ;
176 Float_t zCO[2] = {6.0, 8.0} ;
177 Float_t wCO[2] = {1.0, 2.0} ;
178 Float_t dCO = 0.001977 ;
fe4da5cc 179
92862013 180 AliMixture(14, "CO2$", aCO, zCO, dCO, -2, wCO);
fe4da5cc 181
d15a28e7 182 // Ar
92862013 183 Float_t dAr = 0.001782 ;
184 AliMaterial(15, "Ar$", 39.948, 18.0, dAr, 14.0, 0., 0, 0) ;
d15a28e7 185
186 // ArCo2
187 Char_t namate[21];
92862013 188 Float_t aGM[2] ;
189 Float_t zGM[2] ;
190 Float_t wGM[2] ;
191 Float_t dGM ;
fe4da5cc 192
92862013 193 Float_t absL, radL, density ;
d15a28e7 194 Float_t buf[1] ;
195 Int_t nbuf ;
bc9ab547 196
92862013 197 gMC->Gfmate((*fIdmate)[15], namate, aGM[0], zGM[0], density, radL, absL, buf, nbuf) ; // Get properties of Ar
198 gMC->Gfmate((*fIdmate)[14], namate, aGM[1], zGM[1], density, radL, absL, buf, nbuf) ; // Get properties of CO2
bc9ab547 199
fe4da5cc 200
d15a28e7 201 // Create gas mixture
fe4da5cc 202
92862013 203 Float_t arContent = 0.80 ; // Ar-content of the Ar/CO2-mixture (80% / 20%)
d15a28e7 204
92862013 205 wGM[0] = arContent;
206 wGM[1] = 1. - arContent ;
207 dGM = wGM[0] * dAr + wGM[1] * dCO;
fe4da5cc 208
92862013 209 AliMixture(16, "ArCO2$", aGM, zGM, dGM, 2, wGM) ;
fe4da5cc 210
a530ba0a 211 // --- Stainless steel (let it be pure iron) ---
212 AliMaterial(17, "Steel$", 55.845, 26, 7.87, 1.76, 0., 0, 0) ;
85218d13 213
214
215 // --- Fiberglass ---
216 Float_t aFG[4] = {16.0, 28.09, 12.011, 1.00794} ;
217 Float_t zFG[4] = {8.0, 14.0, 6.0, 1.0} ;
218 Float_t wFG[4] = {292.0, 68.0, 462.0, 736.0} ;
219 Float_t dFG = 1.9 ;
220
221 AliMixture(18, "Fibergla$", aFG, zFG, dFG, -4, wFG) ;
222
223 // --- Cables in Air box ---
224 // SERVICES
225
226 Float_t aCA[4] = { 1.,12.,55.8,63.5 };
227 Float_t zCA[4] = { 1.,6.,26.,29. };
228 Float_t wCA[4] = { .014,.086,.42,.48 };
229 Float_t dCA = 0.8 ; //this density is raw estimation, if you know better - correct
230
231 AliMixture(19, "Cables $", aCA, zCA, dCA, -4, wCA) ;
232
233
234
d15a28e7 235
236 // --- Air ---
237 AliMaterial(99, "Air$", 14.61, 7.3, 0.001205, 30420., 67500., 0, 0) ;
fe4da5cc 238
d15a28e7 239
240 // DEFINITION OF THE TRACKING MEDIA
fe4da5cc 241
d15a28e7 242 // for PHOS: idtmed[699->798] equivalent to fIdtmed[0->100]
243 Int_t * idtmed = fIdtmed->GetArray() - 699 ;
92862013 244 Int_t isxfld = gAlice->Field()->Integ() ;
245 Float_t sxmgmx = gAlice->Field()->Max() ;
fe4da5cc 246
d15a28e7 247 // The scintillator of the calorimeter made of PBW04 -> idtmed[699]
248 AliMedium(0, "PHOS Xtal $", 0, 1,
92862013 249 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 250
d15a28e7 251 // The scintillator of the CPV made of Polystyrene scintillator -> idtmed[700]
252 AliMedium(1, "CPV scint. $", 1, 1,
92862013 253 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 254
d15a28e7 255 // Various Aluminium parts made of Al -> idtmed[701]
256 AliMedium(2, "Al parts $", 2, 0,
92862013 257 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ;
fe4da5cc 258
d15a28e7 259 // The Tywek which wraps the calorimeter crystals -> idtmed[702]
260 AliMedium(3, "Tyvek wrapper$", 3, 0,
92862013 261 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ;
fe4da5cc 262
d15a28e7 263 // The Polystyrene foam around the calorimeter module -> idtmed[703]
264 AliMedium(4, "Polyst. foam $", 4, 0,
92862013 265 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 266
d15a28e7 267 // The Titanium around the calorimeter crystal -> idtmed[704]
268 AliMedium(5, "Titan. cover $", 5, 0,
92862013 269 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.0001, 0.0001, 0, 0) ;
fe4da5cc 270
d15a28e7 271 // The Silicon of the pin diode to read out the calorimeter crystal -> idtmed[705]
272 AliMedium(6, "Si PIN $", 6, 0,
7b326aac 273 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.01, 0.01, 0, 0) ;
fe4da5cc 274
d15a28e7 275 // The thermo insulating material of the box which contains the calorimeter module -> idtmed[706]
276 AliMedium(7, "Thermo Insul.$", 7, 0,
92862013 277 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 278
d15a28e7 279 // The Textolit which makes up the box which contains the calorimeter module -> idtmed[707]
280 AliMedium(8, "Textolit $", 8, 0,
92862013 281 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 282
d15a28e7 283 // FR4: The Plastic which makes up the frame of micromegas -> idtmed[708]
284 AliMedium(9, "FR4 $", 9, 0,
92862013 285 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.0001, 0, 0) ;
fe4da5cc 286
fe4da5cc 287
d15a28e7 288 // The Composite Material for micromegas -> idtmed[709]
289 AliMedium(10, "CompoMat $", 10, 0,
92862013 290 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 291
d15a28e7 292 // Copper -> idtmed[710]
293 AliMedium(11, "Copper $", 11, 0,
92862013 294 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.0001, 0, 0) ;
fe4da5cc 295
d15a28e7 296 // G10: Printed Circuit material -> idtmed[711]
297
298 AliMedium(12, "G10 $", 12, 0,
92862013 299 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.01, 0, 0) ;
fe4da5cc 300
d15a28e7 301 // The Lead -> idtmed[712]
302
303 AliMedium(13, "Lead $", 13, 0,
92862013 304 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 305
d15a28e7 306 // The gas mixture: ArCo2 -> idtmed[715]
307
308 AliMedium(16, "ArCo2 $", 16, 1,
92862013 309 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.01, 0, 0) ;
d15a28e7 310
a530ba0a 311 // Stainless steel -> idtmed[716]
312 AliMedium(17, "Steel $", 17, 0,
313 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.0001, 0, 0) ;
314
85218d13 315 // Fibergalss -> idtmed[717]
316 AliMedium(18, "Fiberglass$", 18, 0,
317 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
318
319 // Cables in air -> idtmed[718]
320 AliMedium(19, "Cables $", 19, 0,
321 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
322
d15a28e7 323 // Air -> idtmed[798]
324 AliMedium(99, "Air $", 99, 0,
92862013 325 isxfld, sxmgmx, 10.0, 1.0, 0.1, 0.1, 10.0, 0, 0) ;
fe4da5cc 326
d15a28e7 327 // --- Set decent energy thresholds for gamma and electron tracking
fe4da5cc 328
d15a28e7 329 // Tracking threshold for photons and electrons in the scintillator crystal
330 gMC->Gstpar(idtmed[699], "CUTGAM",0.5E-4) ;
331 gMC->Gstpar(idtmed[699], "CUTELE",1.0E-4) ;
9f616d61 332
d15a28e7 333 // --- Generate explicitly delta rays in the titan cover ---
334 gMC->Gstpar(idtmed[704], "LOSS",3.) ;
335 gMC->Gstpar(idtmed[704], "DRAY",1.) ;
d15a28e7 336 // --- and in aluminium parts ---
337 gMC->Gstpar(idtmed[701], "LOSS",3.) ;
338 gMC->Gstpar(idtmed[701], "DRAY",1.) ;
92862013 339 // --- and in PIN diode
340 gMC->Gstpar(idtmed[705], "LOSS",3) ;
341 gMC->Gstpar(idtmed[705], "DRAY",1) ;
342 // --- and in the passive convertor
343 gMC->Gstpar(idtmed[712], "LOSS",3) ;
344 gMC->Gstpar(idtmed[712], "DRAY",1) ;
345 // Tracking threshold for photons and electrons in the gas ArC02
b7101219 346 gMC->Gstpar(idtmed[715], "CUTGAM",1.E-5) ;
347 gMC->Gstpar(idtmed[715], "CUTELE",1.E-5) ;
348 gMC->Gstpar(idtmed[715], "CUTNEU",1.E-5) ;
349 gMC->Gstpar(idtmed[715], "CUTHAD",1.E-5) ;
350 gMC->Gstpar(idtmed[715], "CUTMUO",1.E-5) ;
351 gMC->Gstpar(idtmed[715], "BCUTE",1.E-5) ;
352 gMC->Gstpar(idtmed[715], "BCUTM",1.E-5) ;
353 gMC->Gstpar(idtmed[715], "DCUTE",1.E-5) ;
354 gMC->Gstpar(idtmed[715], "DCUTM",1.E-5) ;
355 gMC->Gstpar(idtmed[715], "PPCUTM",1.E-5) ;
9f616d61 356 gMC->Gstpar(idtmed[715], "LOSS",2.) ;
357 gMC->Gstpar(idtmed[715], "DRAY",0.) ;
358 gMC->Gstpar(idtmed[715], "STRA",2.) ;
359
0c409cb2 360}
0c409cb2 361//____________________________________________________________________________
fa7cce36 362AliPHOSGeometry * AliPHOS::GetGeometry() const
363{
7a9d98f9 364 // gets the pointer to the AliPHOSGeometry unique instance
fa7cce36 365
7a9d98f9 366 return AliPHOSGeometry::GetInstance(GetTitle(),"") ;
367
fa7cce36 368}
369
370//____________________________________________________________________________
2ea4f4fc 371void AliPHOS::SetTreeAddress()
372{
7b326aac 373
374
07a64e48 375 // TBranch *branch;
ad8cfaf4 376 // AliDetector::SetTreeAddress();
377
378 TBranch *branch;
379 char branchname[20];
380 sprintf(branchname,"%s",GetName());
3247125a 381
ad8cfaf4 382 // Branch address for hit tree
383 TTree *treeH = gAlice->TreeH();
384 if (treeH && fHits) {
385 branch = treeH->GetBranch(branchname);
386 if (branch) branch->SetAddress(&fHits);
387 }
0c409cb2 388}
389
7b7c1533 390//____________________________________________________________________________
391void AliPHOS::WriteQA()
392{
393
394 // Make TreeQA in the output file.
395
396 if(fTreeQA == 0)
397 fTreeQA = new TTree("TreeQA", "QA Alarms") ;
398 // Create Alarms branches
399 Int_t bufferSize = 32000 ;
400 Int_t splitlevel = 0 ;
7a9d98f9 401 TFolder * alarmsF = (TFolder*)gROOT->FindObjectAny("Folders/Run/Conditions/QA/PHOS") ;
7b7c1533 402 TString branchName(alarmsF->GetName());
403 TBranch * alarmsBranch = fTreeQA->Branch(branchName,"TFolder", &alarmsF, bufferSize, splitlevel);
404 TString branchTitle = branchName + " QA alarms" ;
405 alarmsBranch->SetTitle(branchTitle);
406 alarmsBranch->Fill() ;
407
7a9d98f9 408 //fTreeQA->Fill() ;
7b7c1533 409}
9f616d61 410