Removal of useless dependecies via forward declarations
[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 **************************************************************************/
15
b2a60966 16/* $Id$ */
17
d15a28e7 18//_________________________________________________________________________
b2a60966 19// Base Class for PHOS description:
20// PHOS consists of a PbWO4 calorimeter (EMCA) and a gazeous charged
21// particles detector (CPV or PPSD).
22// The only provided method here is CreateMaterials,
23// which defines the materials common to all PHOS versions.
24//
25//*-- Author: Laurent Aphecetche & Yves Schutz (SUBATECH)
d15a28e7 26//////////////////////////////////////////////////////////////////////////////
e84be1eb 27
fe4da5cc 28// --- ROOT system ---
fe4da5cc 29
30// --- Standard library ---
fe4da5cc 31
d15a28e7 32// --- AliRoot header files ---
33
fe4da5cc 34#include "AliPHOS.h"
d15a28e7 35#include "AliMC.h"
fe4da5cc 36#include "AliRun.h"
94de3818 37#include "AliMagF.h"
fe4da5cc 38
fe4da5cc 39ClassImp(AliPHOS)
40
d15a28e7 41//____________________________________________________________________________
fc879520 42AliPHOS::AliPHOS():AliDetector()
43{
44 // ctor
45 //We do not create objects, because these pointers will be overwritten durin reading from file.
46 fEmcRecPoints = 0 ;
47 fPpsdRecPoints = 0 ;
48 fTrackSegments = 0 ;
49 fRecParticles = 0 ;
50
51}
52//____________________________________________________________________________
d43225ee 53AliPHOS::AliPHOS(const char* name, const char* title): AliDetector(name,title)
fc879520 54{
55 // ctor
d43225ee 56
fc879520 57 fEmcRecPoints = new AliPHOSRecPoint::RecPointsList(10) ;
58 fPpsdRecPoints = new AliPHOSRecPoint::RecPointsList(10) ;
59 fTrackSegments = new AliPHOSTrackSegment::TrackSegmentsList("AliPHOSTrackSegment", 10) ;
60 fRecParticles = new AliPHOSRecParticle::RecParticlesList("AliPHOSRecParticle", 10) ;
61
62}
63//____________________________________________________________________________
d15a28e7 64AliPHOS::~AliPHOS()
fe4da5cc 65{
88714635 66 // dtor
fc879520 67 if(fEmcRecPoints)
68 fEmcRecPoints->Delete() ;
69 delete fEmcRecPoints ;
70 if(fPpsdRecPoints)
71 fPpsdRecPoints->Delete() ;
72 delete fPpsdRecPoints ;
73 if(fTrackSegments)
74 fTrackSegments->Delete() ;
75 delete fTrackSegments ;
76 if(fRecParticles)
77 fRecParticles->Delete() ;
78 delete fRecParticles ;
d15a28e7 79 delete fHits ;
80 delete fDigits ;
fe4da5cc 81}
fe4da5cc 82
d15a28e7 83//____________________________________________________________________________
fe4da5cc 84void AliPHOS::CreateMaterials()
85{
b2a60966 86 // Definitions of materials to build PHOS and associated tracking media.
87 // media number in idtmed are 699 to 798.
fe4da5cc 88
d15a28e7 89 // --- The PbWO4 crystals ---
92862013 90 Float_t aX[3] = {207.19, 183.85, 16.0} ;
91 Float_t zX[3] = {82.0, 74.0, 8.0} ;
92 Float_t wX[3] = {1.0, 1.0, 4.0} ;
93 Float_t dX = 8.28 ;
fe4da5cc 94
92862013 95 AliMixture(0, "PbWO4$", aX, zX, dX, -3, wX) ;
fe4da5cc 96
fe4da5cc 97
d15a28e7 98 // --- The polysterene scintillator (CH) ---
92862013 99 Float_t aP[2] = {12.011, 1.00794} ;
100 Float_t zP[2] = {6.0, 1.0} ;
101 Float_t wP[2] = {1.0, 1.0} ;
102 Float_t dP = 1.032 ;
fe4da5cc 103
92862013 104 AliMixture(1, "Polystyrene$", aP, zP, dP, -2, wP) ;
fe4da5cc 105
d15a28e7 106 // --- Aluminium ---
107 AliMaterial(2, "Al$", 26.98, 13., 2.7, 8.9, 999., 0, 0) ;
108 // --- Absorption length is ignored ^
fe4da5cc 109
d15a28e7 110 // --- Tyvek (CnH2n) ---
92862013 111 Float_t aT[2] = {12.011, 1.00794} ;
112 Float_t zT[2] = {6.0, 1.0} ;
113 Float_t wT[2] = {1.0, 2.0} ;
114 Float_t dT = 0.331 ;
fe4da5cc 115
92862013 116 AliMixture(3, "Tyvek$", aT, zT, dT, -2, wT) ;
fe4da5cc 117
d15a28e7 118 // --- Polystyrene foam ---
92862013 119 Float_t aF[2] = {12.011, 1.00794} ;
120 Float_t zF[2] = {6.0, 1.0} ;
121 Float_t wF[2] = {1.0, 1.0} ;
122 Float_t dF = 0.12 ;
fe4da5cc 123
92862013 124 AliMixture(4, "Foam$", aF, zF, dF, -2, wF) ;
fe4da5cc 125
d15a28e7 126 // --- Titanium ---
92862013 127 Float_t aTIT[3] = {47.88, 26.98, 54.94} ;
128 Float_t zTIT[3] = {22.0, 13.0, 25.0} ;
129 Float_t wTIT[3] = {69.0, 6.0, 1.0} ;
130 Float_t dTIT = 4.5 ;
fe4da5cc 131
92862013 132 AliMixture(5, "Titanium$", aTIT, zTIT, dTIT, -3, wTIT);
fe4da5cc 133
d15a28e7 134 // --- Silicon ---
135 AliMaterial(6, "Si$", 28.0855, 14., 2.33, 9.36, 42.3, 0, 0) ;
fe4da5cc 136
fe4da5cc 137
fe4da5cc 138
d15a28e7 139 // --- Foam thermo insulation ---
92862013 140 Float_t aTI[2] = {12.011, 1.00794} ;
141 Float_t zTI[2] = {6.0, 1.0} ;
142 Float_t wTI[2] = {1.0, 1.0} ;
143 Float_t dTI = 0.1 ;
fe4da5cc 144
92862013 145 AliMixture(7, "Thermo Insul.$", aTI, zTI, dTI, -2, wTI) ;
fe4da5cc 146
d15a28e7 147 // --- Textolitn ---
92862013 148 Float_t aTX[4] = {16.0, 28.09, 12.011, 1.00794} ;
149 Float_t zTX[4] = {8.0, 14.0, 6.0, 1.0} ;
150 Float_t wTX[4] = {292.0, 68.0, 462.0, 736.0} ;
151 Float_t dTX = 1.75 ;
fe4da5cc 152
92862013 153 AliMixture(8, "Textolit$", aTX, zTX, dTX, -4, wTX) ;
fe4da5cc 154
d15a28e7 155 //--- FR4 ---
92862013 156 Float_t aFR[3] = {28.0855, 15.9994, 17.749} ;
157 Float_t zFR[3] = {14., 8., 8.875} ;
158 Float_t wFR[3] = {.28, .32, .4} ;
159 Float_t dFR = 1.8 ;
fe4da5cc 160
92862013 161 AliMixture(9, "FR4$", aFR, zFR, dFR, -3, wFR) ;
fe4da5cc 162
d15a28e7 163 // --- The Composite Material for micromegas (so far polyetylene) ---
92862013 164 Float_t aCM[2] = {12.01, 1.} ;
165 Float_t zCM[2] = {6., 1.} ;
166 Float_t wCM[2] = {1., 2.} ;
167 Float_t dCM = 0.935 ;
fe4da5cc 168
92862013 169 AliMixture(10, "Compo Mat$", aCM, zCM, dCM, -2, wCM) ;
fe4da5cc 170
d15a28e7 171 // --- Copper ---
172 AliMaterial(11, "Cu$", 63.546, 29, 8.96, 1.43, 14.8, 0, 0) ;
173
174 // --- G10 : Printed Circuit material ---
92862013 175 Float_t aG10[4] = { 12., 1., 16., 28.} ;
176 Float_t zG10[4] = { 6., 1., 8., 14.} ;
177 Float_t wG10[4] = { .259, .288, .248, .205} ;
178 Float_t dG10 = 1.7 ;
d15a28e7 179
92862013 180 AliMixture(12, "G10$", aG10, zG10, dG10, -4, wG10);
fe4da5cc 181
d15a28e7 182 // --- Lead ---
183 AliMaterial(13, "Pb$", 207.2, 82, 11.35, 0.56, 0., 0, 0) ;
fe4da5cc 184
d15a28e7 185 // --- The gas mixture ---
186 // Co2
92862013 187 Float_t aCO[2] = {12.0, 16.0} ;
188 Float_t zCO[2] = {6.0, 8.0} ;
189 Float_t wCO[2] = {1.0, 2.0} ;
190 Float_t dCO = 0.001977 ;
fe4da5cc 191
92862013 192 AliMixture(14, "CO2$", aCO, zCO, dCO, -2, wCO);
fe4da5cc 193
d15a28e7 194 // Ar
92862013 195 Float_t dAr = 0.001782 ;
196 AliMaterial(15, "Ar$", 39.948, 18.0, dAr, 14.0, 0., 0, 0) ;
d15a28e7 197
198 // ArCo2
199 Char_t namate[21];
92862013 200 Float_t aGM[2] ;
201 Float_t zGM[2] ;
202 Float_t wGM[2] ;
203 Float_t dGM ;
fe4da5cc 204
92862013 205 Float_t absL, radL, density ;
d15a28e7 206 Float_t buf[1] ;
207 Int_t nbuf ;
bc9ab547 208
92862013 209 gMC->Gfmate((*fIdmate)[15], namate, aGM[0], zGM[0], density, radL, absL, buf, nbuf) ; // Get properties of Ar
210 gMC->Gfmate((*fIdmate)[14], namate, aGM[1], zGM[1], density, radL, absL, buf, nbuf) ; // Get properties of CO2
bc9ab547 211
fe4da5cc 212
d15a28e7 213 // Create gas mixture
fe4da5cc 214
92862013 215 Float_t arContent = 0.80 ; // Ar-content of the Ar/CO2-mixture (80% / 20%)
d15a28e7 216
92862013 217 wGM[0] = arContent;
218 wGM[1] = 1. - arContent ;
219 dGM = wGM[0] * dAr + wGM[1] * dCO;
fe4da5cc 220
92862013 221 AliMixture(16, "ArCO2$", aGM, zGM, dGM, 2, wGM) ;
fe4da5cc 222
d15a28e7 223
224 // --- Air ---
225 AliMaterial(99, "Air$", 14.61, 7.3, 0.001205, 30420., 67500., 0, 0) ;
fe4da5cc 226
d15a28e7 227
228 // DEFINITION OF THE TRACKING MEDIA
fe4da5cc 229
d15a28e7 230 // for PHOS: idtmed[699->798] equivalent to fIdtmed[0->100]
231 Int_t * idtmed = fIdtmed->GetArray() - 699 ;
92862013 232 Int_t isxfld = gAlice->Field()->Integ() ;
233 Float_t sxmgmx = gAlice->Field()->Max() ;
fe4da5cc 234
d15a28e7 235 // The scintillator of the calorimeter made of PBW04 -> idtmed[699]
236 AliMedium(0, "PHOS Xtal $", 0, 1,
92862013 237 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 238
d15a28e7 239 // The scintillator of the CPV made of Polystyrene scintillator -> idtmed[700]
240 AliMedium(1, "CPV scint. $", 1, 1,
92862013 241 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 242
d15a28e7 243 // Various Aluminium parts made of Al -> idtmed[701]
244 AliMedium(2, "Al parts $", 2, 0,
92862013 245 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ;
fe4da5cc 246
d15a28e7 247 // The Tywek which wraps the calorimeter crystals -> idtmed[702]
248 AliMedium(3, "Tyvek wrapper$", 3, 0,
92862013 249 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.001, 0.001, 0, 0) ;
fe4da5cc 250
d15a28e7 251 // The Polystyrene foam around the calorimeter module -> idtmed[703]
252 AliMedium(4, "Polyst. foam $", 4, 0,
92862013 253 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 254
d15a28e7 255 // The Titanium around the calorimeter crystal -> idtmed[704]
256 AliMedium(5, "Titan. cover $", 5, 0,
92862013 257 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.0001, 0.0001, 0, 0) ;
fe4da5cc 258
d15a28e7 259 // The Silicon of the pin diode to read out the calorimeter crystal -> idtmed[705]
260 AliMedium(6, "Si PIN $", 6, 0,
92862013 261 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.01, 0.01, 0, 0) ;
fe4da5cc 262
d15a28e7 263 // The thermo insulating material of the box which contains the calorimeter module -> idtmed[706]
264 AliMedium(7, "Thermo Insul.$", 7, 0,
92862013 265 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 266
d15a28e7 267 // The Textolit which makes up the box which contains the calorimeter module -> idtmed[707]
268 AliMedium(8, "Textolit $", 8, 0,
92862013 269 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 270
d15a28e7 271 // FR4: The Plastic which makes up the frame of micromegas -> idtmed[708]
272 AliMedium(9, "FR4 $", 9, 0,
92862013 273 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.0001, 0, 0) ;
fe4da5cc 274
fe4da5cc 275
d15a28e7 276 // The Composite Material for micromegas -> idtmed[709]
277 AliMedium(10, "CompoMat $", 10, 0,
92862013 278 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 279
d15a28e7 280 // Copper -> idtmed[710]
281 AliMedium(11, "Copper $", 11, 0,
92862013 282 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.0001, 0, 0) ;
fe4da5cc 283
d15a28e7 284 // G10: Printed Circuit material -> idtmed[711]
285
286 AliMedium(12, "G10 $", 12, 0,
92862013 287 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.01, 0, 0) ;
fe4da5cc 288
d15a28e7 289 // The Lead -> idtmed[712]
290
291 AliMedium(13, "Lead $", 13, 0,
92862013 292 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.1, 0, 0) ;
fe4da5cc 293
d15a28e7 294 // The gas mixture: ArCo2 -> idtmed[715]
295
296 AliMedium(16, "ArCo2 $", 16, 1,
92862013 297 isxfld, sxmgmx, 10.0, 0.1, 0.1, 0.1, 0.01, 0, 0) ;
d15a28e7 298
299 // Air -> idtmed[798]
300 AliMedium(99, "Air $", 99, 0,
92862013 301 isxfld, sxmgmx, 10.0, 1.0, 0.1, 0.1, 10.0, 0, 0) ;
fe4da5cc 302
d15a28e7 303 // --- Set decent energy thresholds for gamma and electron tracking
fe4da5cc 304
d15a28e7 305 // Tracking threshold for photons and electrons in the scintillator crystal
306 gMC->Gstpar(idtmed[699], "CUTGAM",0.5E-4) ;
307 gMC->Gstpar(idtmed[699], "CUTELE",1.0E-4) ;
9f616d61 308
d15a28e7 309 // --- Generate explicitly delta rays in the titan cover ---
310 gMC->Gstpar(idtmed[704], "LOSS",3.) ;
311 gMC->Gstpar(idtmed[704], "DRAY",1.) ;
d15a28e7 312 // --- and in aluminium parts ---
313 gMC->Gstpar(idtmed[701], "LOSS",3.) ;
314 gMC->Gstpar(idtmed[701], "DRAY",1.) ;
92862013 315 // --- and in PIN diode
316 gMC->Gstpar(idtmed[705], "LOSS",3) ;
317 gMC->Gstpar(idtmed[705], "DRAY",1) ;
318 // --- and in the passive convertor
319 gMC->Gstpar(idtmed[712], "LOSS",3) ;
320 gMC->Gstpar(idtmed[712], "DRAY",1) ;
321 // Tracking threshold for photons and electrons in the gas ArC02
b7101219 322 gMC->Gstpar(idtmed[715], "CUTGAM",1.E-5) ;
323 gMC->Gstpar(idtmed[715], "CUTELE",1.E-5) ;
324 gMC->Gstpar(idtmed[715], "CUTNEU",1.E-5) ;
325 gMC->Gstpar(idtmed[715], "CUTHAD",1.E-5) ;
326 gMC->Gstpar(idtmed[715], "CUTMUO",1.E-5) ;
327 gMC->Gstpar(idtmed[715], "BCUTE",1.E-5) ;
328 gMC->Gstpar(idtmed[715], "BCUTM",1.E-5) ;
329 gMC->Gstpar(idtmed[715], "DCUTE",1.E-5) ;
330 gMC->Gstpar(idtmed[715], "DCUTM",1.E-5) ;
331 gMC->Gstpar(idtmed[715], "PPCUTM",1.E-5) ;
9f616d61 332 gMC->Gstpar(idtmed[715], "LOSS",2.) ;
333 gMC->Gstpar(idtmed[715], "DRAY",0.) ;
334 gMC->Gstpar(idtmed[715], "STRA",2.) ;
335
0c409cb2 336}
337
338//____________________________________________________________________________
2ea4f4fc 339void AliPHOS::SetTreeAddress()
340{
07a64e48 341 // TBranch *branch;
2ea4f4fc 342 AliDetector::SetTreeAddress();
343
07a64e48 344 // //Branch address for TreeR: RecParticles
345// TTree *treeR = gAlice->TreeR();
346// if ( treeR && fRecParticles ) {
347// branch = treeR->GetBranch("PHOSRP");
348// if (branch) branch->SetAddress(&fRecParticles) ;
349// }
350// //Branch address for TreeR: TrackSegments
351// if ( treeR && fTrackSegments ) {
352// branch = treeR->GetBranch("PHOSTS");
353// if (branch) branch->SetAddress(&fTrackSegments) ;
354// }
355// //Branch address for TreeR: EmcRecPoint
356// if ( treeR && fEmcRecPoints ) {
357// branch = treeR->GetBranch("PHOSEmcRP");
358// if (branch) branch->SetAddress(&fEmcRecPoints) ;
359 // }
0c409cb2 360}
361
9f616d61 362