Coding convention
[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;
88cb7938 30#include <TFolder.h>
88cb7938 31#include <TTree.h>
32#include <TVirtualMC.h>
fe4da5cc 33
34// --- Standard library ---
d15a28e7 35
548f0134 36// --- AliRoot header files ---
94de3818 37#include "AliMagF.h"
88cb7938 38#include "AliPHOS.h"
7f78a025 39#include "AliPHOSLoader.h"
85a5290f 40#include "AliRun.h"
41#include "AliPHOSDigitizer.h"
42#include "AliPHOSSDigitizer.h"
7f78a025 43
fe4da5cc 44ClassImp(AliPHOS)
0ce0b56f 45//____________________________________________________________________________
6b87d0dd 46AliPHOS:: AliPHOS() : AliDetector()
47{
a532e9d8 48 // Default ctor
6b87d0dd 49 fName="PHOS";
2685bf00 50 fQATask = 0;
51 fTreeQA = 0;
c43bf9a2 52 fDebug = kFALSE ;
6b87d0dd 53}
fa7cce36 54
6b87d0dd 55//____________________________________________________________________________
fa7cce36 56AliPHOS::AliPHOS(const char* name, const char* title): AliDetector(name, title)
6b87d0dd 57{
a532e9d8 58 // ctor : title is used to identify the layout
59
2685bf00 60 fQATask = 0;
61 fTreeQA = 0;
c43bf9a2 62 fDebug = kFALSE ;
6b87d0dd 63}
fa7cce36 64
0ce0b56f 65//____________________________________________________________________________
7b326aac 66AliPHOS::~AliPHOS()
67{
a532e9d8 68
0ce0b56f 69}
70
780fda6d 71//____________________________________________________________________________
72void AliPHOS::Copy(AliPHOS & phos)
73{
7f78a025 74 // copy method to be used byy the cpy ctor
780fda6d 75 TObject::Copy(phos) ;
76 // fQATask = AliPHOSQAChecker::Copy(*(phos.fQATask)) ;
77 phos.fTreeQA = fTreeQA->CloneTree() ;
78}
79
487d23e3 80//____________________________________________________________________________
81AliDigitizer* AliPHOS::CreateDigitizer(AliRunDigitizer* manager) const
82{
83 return new AliPHOSDigitizer(manager);
84}
85
d15a28e7 86//____________________________________________________________________________
fe4da5cc 87void AliPHOS::CreateMaterials()
88{
b2a60966 89 // Definitions of materials to build PHOS and associated tracking media.
90 // media number in idtmed are 699 to 798.
fe4da5cc 91
d15a28e7 92 // --- The PbWO4 crystals ---
92862013 93 Float_t aX[3] = {207.19, 183.85, 16.0} ;
94 Float_t zX[3] = {82.0, 74.0, 8.0} ;
95 Float_t wX[3] = {1.0, 1.0, 4.0} ;
96 Float_t dX = 8.28 ;
fe4da5cc 97
92862013 98 AliMixture(0, "PbWO4$", aX, zX, dX, -3, wX) ;
fe4da5cc 99
fe4da5cc 100
d15a28e7 101 // --- The polysterene scintillator (CH) ---
92862013 102 Float_t aP[2] = {12.011, 1.00794} ;
103 Float_t zP[2] = {6.0, 1.0} ;
104 Float_t wP[2] = {1.0, 1.0} ;
105 Float_t dP = 1.032 ;
fe4da5cc 106
92862013 107 AliMixture(1, "Polystyrene$", aP, zP, dP, -2, wP) ;
fe4da5cc 108
d15a28e7 109 // --- Aluminium ---
110 AliMaterial(2, "Al$", 26.98, 13., 2.7, 8.9, 999., 0, 0) ;
111 // --- Absorption length is ignored ^
fe4da5cc 112
d15a28e7 113 // --- Tyvek (CnH2n) ---
92862013 114 Float_t aT[2] = {12.011, 1.00794} ;
115 Float_t zT[2] = {6.0, 1.0} ;
116 Float_t wT[2] = {1.0, 2.0} ;
117 Float_t dT = 0.331 ;
fe4da5cc 118
92862013 119 AliMixture(3, "Tyvek$", aT, zT, dT, -2, wT) ;
fe4da5cc 120
d15a28e7 121 // --- Polystyrene foam ---
92862013 122 Float_t aF[2] = {12.011, 1.00794} ;
123 Float_t zF[2] = {6.0, 1.0} ;
124 Float_t wF[2] = {1.0, 1.0} ;
125 Float_t dF = 0.12 ;
fe4da5cc 126
92862013 127 AliMixture(4, "Foam$", aF, zF, dF, -2, wF) ;
fe4da5cc 128
d15a28e7 129 // --- Titanium ---
92862013 130 Float_t aTIT[3] = {47.88, 26.98, 54.94} ;
131 Float_t zTIT[3] = {22.0, 13.0, 25.0} ;
132 Float_t wTIT[3] = {69.0, 6.0, 1.0} ;
133 Float_t dTIT = 4.5 ;
fe4da5cc 134
92862013 135 AliMixture(5, "Titanium$", aTIT, zTIT, dTIT, -3, wTIT);
fe4da5cc 136
d15a28e7 137 // --- Silicon ---
138 AliMaterial(6, "Si$", 28.0855, 14., 2.33, 9.36, 42.3, 0, 0) ;
fe4da5cc 139
fe4da5cc 140
fe4da5cc 141
d15a28e7 142 // --- Foam thermo insulation ---
92862013 143 Float_t aTI[2] = {12.011, 1.00794} ;
144 Float_t zTI[2] = {6.0, 1.0} ;
145 Float_t wTI[2] = {1.0, 1.0} ;
85218d13 146 Float_t dTI = 0.04 ;
fe4da5cc 147
92862013 148 AliMixture(7, "Thermo Insul.$", aTI, zTI, dTI, -2, wTI) ;
fe4da5cc 149
d15a28e7 150 // --- Textolitn ---
92862013 151 Float_t aTX[4] = {16.0, 28.09, 12.011, 1.00794} ;
152 Float_t zTX[4] = {8.0, 14.0, 6.0, 1.0} ;
153 Float_t wTX[4] = {292.0, 68.0, 462.0, 736.0} ;
154 Float_t dTX = 1.75 ;
fe4da5cc 155
92862013 156 AliMixture(8, "Textolit$", aTX, zTX, dTX, -4, wTX) ;
fe4da5cc 157
d15a28e7 158 //--- FR4 ---
92862013 159 Float_t aFR[3] = {28.0855, 15.9994, 17.749} ;
160 Float_t zFR[3] = {14., 8., 8.875} ;
161 Float_t wFR[3] = {.28, .32, .4} ;
162 Float_t dFR = 1.8 ;
fe4da5cc 163
92862013 164 AliMixture(9, "FR4$", aFR, zFR, dFR, -3, wFR) ;
fe4da5cc 165
d15a28e7 166 // --- The Composite Material for micromegas (so far polyetylene) ---
92862013 167 Float_t aCM[2] = {12.01, 1.} ;
168 Float_t zCM[2] = {6., 1.} ;
169 Float_t wCM[2] = {1., 2.} ;
170 Float_t dCM = 0.935 ;
fe4da5cc 171
92862013 172 AliMixture(10, "Compo Mat$", aCM, zCM, dCM, -2, wCM) ;
fe4da5cc 173
d15a28e7 174 // --- Copper ---
175 AliMaterial(11, "Cu$", 63.546, 29, 8.96, 1.43, 14.8, 0, 0) ;
176
177 // --- G10 : Printed Circuit material ---
92862013 178 Float_t aG10[4] = { 12., 1., 16., 28.} ;
179 Float_t zG10[4] = { 6., 1., 8., 14.} ;
180 Float_t wG10[4] = { .259, .288, .248, .205} ;
181 Float_t dG10 = 1.7 ;
d15a28e7 182
92862013 183 AliMixture(12, "G10$", aG10, zG10, dG10, -4, wG10);
fe4da5cc 184
d15a28e7 185 // --- Lead ---
186 AliMaterial(13, "Pb$", 207.2, 82, 11.35, 0.56, 0., 0, 0) ;
fe4da5cc 187
d15a28e7 188 // --- The gas mixture ---
189 // Co2
92862013 190 Float_t aCO[2] = {12.0, 16.0} ;
191 Float_t zCO[2] = {6.0, 8.0} ;
192 Float_t wCO[2] = {1.0, 2.0} ;
193 Float_t dCO = 0.001977 ;
fe4da5cc 194
92862013 195 AliMixture(14, "CO2$", aCO, zCO, dCO, -2, wCO);
fe4da5cc 196
d15a28e7 197 // Ar
92862013 198 Float_t dAr = 0.001782 ;
199 AliMaterial(15, "Ar$", 39.948, 18.0, dAr, 14.0, 0., 0, 0) ;
d15a28e7 200
201 // ArCo2
00d6d986 202 Char_t namate[21]="";
92862013 203 Float_t aGM[2] ;
204 Float_t zGM[2] ;
205 Float_t wGM[2] ;
206 Float_t dGM ;
fe4da5cc 207
92862013 208 Float_t absL, radL, density ;
d15a28e7 209 Float_t buf[1] ;
210 Int_t nbuf ;
bc9ab547 211
92862013 212 gMC->Gfmate((*fIdmate)[15], namate, aGM[0], zGM[0], density, radL, absL, buf, nbuf) ; // Get properties of Ar
213 gMC->Gfmate((*fIdmate)[14], namate, aGM[1], zGM[1], density, radL, absL, buf, nbuf) ; // Get properties of CO2
bc9ab547 214
fe4da5cc 215
d15a28e7 216 // Create gas mixture
fe4da5cc 217
92862013 218 Float_t arContent = 0.80 ; // Ar-content of the Ar/CO2-mixture (80% / 20%)
d15a28e7 219
92862013 220 wGM[0] = arContent;
221 wGM[1] = 1. - arContent ;
222 dGM = wGM[0] * dAr + wGM[1] * dCO;
fe4da5cc 223
92862013 224 AliMixture(16, "ArCO2$", aGM, zGM, dGM, 2, wGM) ;
fe4da5cc 225
a530ba0a 226 // --- Stainless steel (let it be pure iron) ---
227 AliMaterial(17, "Steel$", 55.845, 26, 7.87, 1.76, 0., 0, 0) ;
85218d13 228
229
230 // --- Fiberglass ---
231 Float_t aFG[4] = {16.0, 28.09, 12.011, 1.00794} ;
232 Float_t zFG[4] = {8.0, 14.0, 6.0, 1.0} ;
233 Float_t wFG[4] = {292.0, 68.0, 462.0, 736.0} ;
234 Float_t dFG = 1.9 ;
235
236 AliMixture(18, "Fibergla$", aFG, zFG, dFG, -4, wFG) ;
237
238 // --- Cables in Air box ---
239 // SERVICES
240
241 Float_t aCA[4] = { 1.,12.,55.8,63.5 };
242 Float_t zCA[4] = { 1.,6.,26.,29. };
243 Float_t wCA[4] = { .014,.086,.42,.48 };
244 Float_t dCA = 0.8 ; //this density is raw estimation, if you know better - correct
245
246 AliMixture(19, "Cables $", aCA, zCA, dCA, -4, wCA) ;
247
248
249
d15a28e7 250
251 // --- Air ---
252 AliMaterial(99, "Air$", 14.61, 7.3, 0.001205, 30420., 67500., 0, 0) ;
fe4da5cc 253
d15a28e7 254
255 // DEFINITION OF THE TRACKING MEDIA
fe4da5cc 256
d15a28e7 257 // for PHOS: idtmed[699->798] equivalent to fIdtmed[0->100]
258 Int_t * idtmed = fIdtmed->GetArray() - 699 ;
92862013 259 Int_t isxfld = gAlice->Field()->Integ() ;
260 Float_t sxmgmx = gAlice->Field()->Max() ;
fe4da5cc 261
d15a28e7 262 // The scintillator of the calorimeter made of PBW04 -> idtmed[699]
263 AliMedium(0, "PHOS Xtal $", 0, 1,
92862013 264 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 265
d15a28e7 266 // The scintillator of the CPV made of Polystyrene scintillator -> idtmed[700]
267 AliMedium(1, "CPV scint. $", 1, 1,
92862013 268 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 269
d15a28e7 270 // Various Aluminium parts made of Al -> idtmed[701]
271 AliMedium(2, "Al parts $", 2, 0,
92862013 272 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ;
fe4da5cc 273
d15a28e7 274 // The Tywek which wraps the calorimeter crystals -> idtmed[702]
275 AliMedium(3, "Tyvek wrapper$", 3, 0,
92862013 276 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ;
fe4da5cc 277
d15a28e7 278 // The Polystyrene foam around the calorimeter module -> idtmed[703]
279 AliMedium(4, "Polyst. foam $", 4, 0,
92862013 280 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 281
d15a28e7 282 // The Titanium around the calorimeter crystal -> idtmed[704]
283 AliMedium(5, "Titan. cover $", 5, 0,
92862013 284 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.0001, 0.0001, 0, 0) ;
fe4da5cc 285
d15a28e7 286 // The Silicon of the pin diode to read out the calorimeter crystal -> idtmed[705]
287 AliMedium(6, "Si PIN $", 6, 0,
7b326aac 288 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.01, 0.01, 0, 0) ;
fe4da5cc 289
d15a28e7 290 // The thermo insulating material of the box which contains the calorimeter module -> idtmed[706]
291 AliMedium(7, "Thermo Insul.$", 7, 0,
92862013 292 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 293
d15a28e7 294 // The Textolit which makes up the box which contains the calorimeter module -> idtmed[707]
295 AliMedium(8, "Textolit $", 8, 0,
92862013 296 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 297
d15a28e7 298 // FR4: The Plastic which makes up the frame of micromegas -> idtmed[708]
299 AliMedium(9, "FR4 $", 9, 0,
92862013 300 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.0001, 0, 0) ;
fe4da5cc 301
fe4da5cc 302
d15a28e7 303 // The Composite Material for micromegas -> idtmed[709]
304 AliMedium(10, "CompoMat $", 10, 0,
92862013 305 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 306
d15a28e7 307 // Copper -> idtmed[710]
308 AliMedium(11, "Copper $", 11, 0,
92862013 309 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.0001, 0, 0) ;
fe4da5cc 310
d15a28e7 311 // G10: Printed Circuit material -> idtmed[711]
312
313 AliMedium(12, "G10 $", 12, 0,
92862013 314 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.01, 0, 0) ;
fe4da5cc 315
d15a28e7 316 // The Lead -> idtmed[712]
317
318 AliMedium(13, "Lead $", 13, 0,
92862013 319 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 320
d15a28e7 321 // The gas mixture: ArCo2 -> idtmed[715]
322
323 AliMedium(16, "ArCo2 $", 16, 1,
92862013 324 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.01, 0, 0) ;
d15a28e7 325
a530ba0a 326 // Stainless steel -> idtmed[716]
327 AliMedium(17, "Steel $", 17, 0,
328 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.0001, 0, 0) ;
329
85218d13 330 // Fibergalss -> idtmed[717]
331 AliMedium(18, "Fiberglass$", 18, 0,
332 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
333
334 // Cables in air -> idtmed[718]
335 AliMedium(19, "Cables $", 19, 0,
336 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
337
d15a28e7 338 // Air -> idtmed[798]
339 AliMedium(99, "Air $", 99, 0,
92862013 340 isxfld, sxmgmx, 10.0, 1.0, 0.1, 0.1, 10.0, 0, 0) ;
fe4da5cc 341
d15a28e7 342 // --- Set decent energy thresholds for gamma and electron tracking
fe4da5cc 343
d15a28e7 344 // Tracking threshold for photons and electrons in the scintillator crystal
345 gMC->Gstpar(idtmed[699], "CUTGAM",0.5E-4) ;
346 gMC->Gstpar(idtmed[699], "CUTELE",1.0E-4) ;
9f616d61 347
d15a28e7 348 // --- Generate explicitly delta rays in the titan cover ---
349 gMC->Gstpar(idtmed[704], "LOSS",3.) ;
350 gMC->Gstpar(idtmed[704], "DRAY",1.) ;
d15a28e7 351 // --- and in aluminium parts ---
352 gMC->Gstpar(idtmed[701], "LOSS",3.) ;
353 gMC->Gstpar(idtmed[701], "DRAY",1.) ;
92862013 354 // --- and in PIN diode
355 gMC->Gstpar(idtmed[705], "LOSS",3) ;
356 gMC->Gstpar(idtmed[705], "DRAY",1) ;
357 // --- and in the passive convertor
358 gMC->Gstpar(idtmed[712], "LOSS",3) ;
359 gMC->Gstpar(idtmed[712], "DRAY",1) ;
360 // Tracking threshold for photons and electrons in the gas ArC02
b7101219 361 gMC->Gstpar(idtmed[715], "CUTGAM",1.E-5) ;
362 gMC->Gstpar(idtmed[715], "CUTELE",1.E-5) ;
363 gMC->Gstpar(idtmed[715], "CUTNEU",1.E-5) ;
364 gMC->Gstpar(idtmed[715], "CUTHAD",1.E-5) ;
365 gMC->Gstpar(idtmed[715], "CUTMUO",1.E-5) ;
366 gMC->Gstpar(idtmed[715], "BCUTE",1.E-5) ;
367 gMC->Gstpar(idtmed[715], "BCUTM",1.E-5) ;
368 gMC->Gstpar(idtmed[715], "DCUTE",1.E-5) ;
369 gMC->Gstpar(idtmed[715], "DCUTM",1.E-5) ;
370 gMC->Gstpar(idtmed[715], "PPCUTM",1.E-5) ;
9f616d61 371 gMC->Gstpar(idtmed[715], "LOSS",2.) ;
372 gMC->Gstpar(idtmed[715], "DRAY",0.) ;
373 gMC->Gstpar(idtmed[715], "STRA",2.) ;
374
0c409cb2 375}
a532e9d8 376
487d23e3 377//____________________________________________________________________________
378void AliPHOS::Hits2SDigits()
379{
380// create summable digits
381
382 AliPHOSSDigitizer* phosDigitizer =
383 new AliPHOSSDigitizer(fLoader->GetRunLoader()->GetFileName().Data()) ;
384 phosDigitizer->SetEventRange(0, -1) ; // do all the events
385 phosDigitizer->ExecuteTask("all") ;
386}
387
8367ce9a 388//____________________________________________________________________________
389AliLoader* AliPHOS::MakeLoader(const char* topfoldername)
390{
391//different behaviour than standard (singleton getter)
392// --> to be discussed and made eventually coherent
393 fLoader = new AliPHOSLoader(GetName(),topfoldername);
394 return fLoader;
fa7cce36 395}
396
0c409cb2 397//____________________________________________________________________________
2ea4f4fc 398void AliPHOS::SetTreeAddress()
399{
e957fea8 400 // Links Hits in the Tree to Hits array
ad8cfaf4 401 TBranch *branch;
402 char branchname[20];
403 sprintf(branchname,"%s",GetName());
3247125a 404
ad8cfaf4 405 // Branch address for hit tree
88cb7938 406 TTree *treeH = TreeH();
407 if (treeH) {
ad8cfaf4 408 branch = treeH->GetBranch(branchname);
88cb7938 409 if (branch)
410 {
411 if (fHits == 0x0) fHits= new TClonesArray("AliPHOSHit",1000);
412 //Info("SetTreeAddress","<%s> Setting Hits Address",GetName());
413 branch->SetAddress(&fHits);
414 }
ad8cfaf4 415 }
0c409cb2 416}
417
8367ce9a 418//____________________________________________________________________________
7b7c1533 419void AliPHOS::WriteQA()
420{
421
422 // Make TreeQA in the output file.
88cb7938 423
7b7c1533 424 if(fTreeQA == 0)
425 fTreeQA = new TTree("TreeQA", "QA Alarms") ;
426 // Create Alarms branches
427 Int_t bufferSize = 32000 ;
428 Int_t splitlevel = 0 ;
88cb7938 429
430 TFolder* topfold = GetLoader()->GetTopFolder(); //get top aliroot folder; skowron
431 TString phosqafn(AliConfig::Instance()->GetQAFolderName()+"/"); //get name of QAaut folder relative to top event; skowron
432 phosqafn+=GetName(); //hard wired string!!! add the detector name to the pathname; skowron
433 TFolder * alarmsF = (TFolder*)topfold->FindObjectAny(phosqafn); //get the folder
434
435 if (alarmsF == 0x0)
436 {
437 Error("WriteQA","Can not find folder with qa alarms");
438 return;
439 }
440 TString branchName(alarmsF->GetName());
7b7c1533 441 TBranch * alarmsBranch = fTreeQA->Branch(branchName,"TFolder", &alarmsF, bufferSize, splitlevel);
442 TString branchTitle = branchName + " QA alarms" ;
443 alarmsBranch->SetTitle(branchTitle);
444 alarmsBranch->Fill() ;
445
7a9d98f9 446 //fTreeQA->Fill() ;
7b7c1533 447}