Upgraded possibility of DCS data size reduction (V. Pospisil)
[u/mrichter/AliRoot.git] / ACORDE / AliACORDE.cxx
CommitLineData
b86e74f5 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// //
20// Cosmic Rays ALICE Trigger //
21// This class contains the basic functions for the Cosmic Ray ALICE //
22// detector. Functions specific to one particular geometry are //
23// contained in the derived classes //
24//
25// Begin_Html
26/*
27<img src="picts/AliACORDEClass.gif">
28</pre>
29<p>The responsible person for this module is
30<a href="mailto:Enrique.Gamez.Flores@cern.ch">Enrique Gamez Flores</a>.
31</font>
32<pre>
33*/
34//End_Html
35//
36//
37// //
38///////////////////////////////////////////////////////////////////////////////
39
7ca4655f 40#include <TClonesArray.h>
b86e74f5 41#include <TTree.h>
42#include <TVirtualMC.h>
19f796ed 43#include <TGeoManager.h>
b86e74f5 44
7ca4655f 45#include "AliACORDE.h"
7ca4655f 46#include "AliMagF.h"
47#include "AliRun.h"
19f796ed 48#include "AliACORDERawData.h"
b86e74f5 49
50ClassImp(AliACORDE)
51
52//_____________________________________________________________________________
53AliACORDE::AliACORDE()
54 : AliDetector(),
19f796ed 55 fCreateCavern(0),
56 fITSGeometry(0)
b86e74f5 57{
58 //
59 // Default constructor
60 //
61}
62
63//_____________________________________________________________________________
64AliACORDE::AliACORDE(const char *name, const char *title)
65 : AliDetector(name, title),
19f796ed 66 fCreateCavern(kFALSE),
67 fITSGeometry(kTRUE)
68
b86e74f5 69{
70 //
71 // Standard constructor
b86e74f5 72}
73
74//_____________________________________________________________________________
75AliACORDE::~AliACORDE()
76{
77 //
78 // Default destructor
79 //
b86e74f5 80}
81
82//_____________________________________________________________________________
83void AliACORDE::CreateMaterials()
84{
85 // Magnatic field inside the pit
86 Int_t isxfld = gAlice->Field()->Integ();
87 Float_t sxmgmx = gAlice->Field()->Max();
88
89 //Magnetic field above the Magnet.
90 Int_t xfield = 0; // no Magnetic field.
91 Float_t xfieldm = 0;
92 Float_t xepsil = 0.1; // Tracking precission in cm. obove the pit
93
94 // --- Define the various materials for GEANT ---
95 Float_t epsil, stmin, tmaxfd, deemax, stemax;
96 //
97 // Aluminum
98 AliMaterial(9, "ALUMINIUM0$", 26.98, 13., 2.7, 8.9, 37.2);
467bdc2b 99 // AliMaterial(29, "ALUMINIUM1$", 26.98, 13., 2.7, 8.9, 37.2);
100 //AliMaterial(49, "ALUMINIUM2$", 26.98, 13., 2.7, 8.9, 37.2);
b86e74f5 101 //
102 // Iron
467bdc2b 103 //AliMaterial(10, "IRON0$ ", 55.85, 26., 7.87, 1.76, 17.1);
104 //AliMaterial(30, "IRON1$ ", 55.85, 26., 7.87, 1.76, 17.1);
105 //AliMaterial(50, "IRON2$ ", 55.85, 26., 7.87, 1.76, 17.1);
b86e74f5 106 //
107 // Air
467bdc2b 108 Float_t as[] = { 12.0107, 14.0067, 15.9994, 39.948 };
109 Float_t zs[] = { 6., 7., 8., 18. };
110 Float_t ws[] = { 0.000124, 0.755267, 0.231781, 0.012827 };
111 Double_t density = .00120479;
112 AliMixture(15, "AIR0$", as, zs, density, 4, ws);
113
114 //AliMaterial(15, "AIR0$ ", 14.61, 7.3, .001205, 30423.24, 67500.);
115 //AliMaterial(35, "AIR1$ ", 14.61, 7.3, .001205, 30423.24, 67500.);
116 //AliMaterial(55, "AIR2$ ", 14.61, 7.3, .001205, 30423.24, 67500.);
117 //AliMaterial(75, "AIR3$ ", 14.61, 7.3, .001205, 30423.24, 67500.);
118 //AliMaterial(95, "AIR4$ ", 14.61, 7.3, .001205, 30423.24, 67500.);
b86e74f5 119
120
121 // Scintillator material polystyrene
122 Float_t aP[2] = {12.011, 1.00794};
123 Float_t zP[2] = {6.0, 1.0};
124 Float_t wP[2] = {1.0, 1.0};
125 Float_t dP = 1.032;
126 AliMixture(13, "Polystyrene$", aP, zP, dP, -2, wP);
127 // Subalpine Molasse over the ALICE hall.
128 Float_t aMolasse[10] = { 1., 12.01, 15.994, 22.99, 24.305, 26.98, 28.086, 39.1, 40.08, 55.85 };
129 Float_t zMolasse[10] = {1., 6., 8., 11., 12., 13., 14., 19., 20., 26.};
130 Float_t wMolasse[10] = {0.008, 0.043, 0.485, 0.007, 0.042, 0.037, 0.215, 0.023, 0.1, 0.04};
131 Float_t dMolasse = 2.40;
132 AliMixture(24, "Molasse$", aMolasse, zMolasse, dMolasse, 10, wMolasse);
133
134 // ****************
135 // Defines tracking media parameters.
136 // Les valeurs sont commentees pour laisser le defaut
137 // a GEANT (version 3-21, page CONS200), f.m.
138 epsil = .001; // Tracking precision, Inside the pit
139 stemax = -1.; // Maximum displacement for multiple scattering
140 tmaxfd = -20.; // Maximum angle due to field deflection
141 deemax = -.3; // Maximum fractional energy loss, DLS
142 stmin = -.8;
143 // ***************
144
145 Float_t atmaxfd = 10.;
146 Float_t adeemax = -0.1;
147 Float_t aepsil = 0.1;
148 Float_t astmin = -10.;
149
150 //
151 // Aluminum
152 AliMedium(9, "ALU_C0 ", 9, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
467bdc2b 153 // AliMedium(29, "ALU_C1 ", 29, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
154 //AliMedium(49, "ALU_C2 ", 49, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
b86e74f5 155 //
156 // Iron
467bdc2b 157 //AliMedium(10, "FE_C0 ", 10, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
158 //AliMedium(30, "FE_C1 ", 30, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
159 //AliMedium(50, "FE_C2 ", 50, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
b86e74f5 160 //
161 // Air
162 AliMedium(15, "AIR_C0 ", 15, 0, isxfld, sxmgmx, atmaxfd, stemax, adeemax, aepsil, astmin);
467bdc2b 163 // AliMedium(35, "AIR_C1 ", 35, 0, isxfld, sxmgmx, atmaxfd, stemax, adeemax, aepsil, astmin);
164 //AliMedium(55, "AIR_C2 ", 55, 0, isxfld, sxmgmx, atmaxfd, stemax, adeemax, aepsil, astmin);
165 //AliMedium(75, "AIR_C4 ", 75, 0, isxfld, sxmgmx, atmaxfd, stemax, adeemax, aepsil, astmin);
166 //AliMedium(95, "AIR_C5 ", 95, 0, isxfld, sxmgmx, atmaxfd, stemax, adeemax, aepsil, astmin);
b86e74f5 167
168
169
170 // The scintillator of the CPV made of Polystyrene
171 // scintillator -> idtmed[1112]
467bdc2b 172 //AliMedium(12 , "CPV scint.0 ", 13, 1, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
b86e74f5 173 AliMedium(13 , "CPV scint.1 ", 13, 1, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
467bdc2b 174 //AliMedium(14 , "CPV scint.2 ", 13, 1, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin);
b86e74f5 175
176 // Molasse -> idtmed[1123]
177 AliMedium(24 , "Molasse ", 24, 0, xfield, xfieldm, tmaxfd, stemax, deemax, xepsil, stmin);
178
179 // Concrete, in case if we need to put hte shafts by ourselves.
180
181 Float_t aconc[10] = { 1.,12.01,15.994,22.99,24.305,26.98,28.086,39.1,40.08,55.85 };
182 Float_t zconc[10] = { 1.,6.,8.,11.,12.,13.,14.,19.,20.,26. };
183 Float_t wconc[10] = { .01,.001,.529107,.016,.002,.033872,.337021,.013,.044,.014 };
184
185 AliMixture(17, "CONCRETE$", aconc, zconc, 2.35, 10, wconc);
186 // Concrete
187 AliMedium(17, "CC_C0 ", 17, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
467bdc2b 188 // AliMedium(27, "CC_C1 ", 17, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); // MX24
189 //AliMedium(37, "CC_C2 ", 17, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); // PM25
190 //AliMedium(47, "CC_C3 ", 17, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); // PGC2
b86e74f5 191
192}
193
194//_____________________________________________________________________________
195void AliACORDE::SetTreeAddress()
196{
197
198 TBranch *branch;
199 char branchname[20];
200 sprintf(branchname,"%s",GetName());
201 // Branch address for hit tree
202 TTree *treeH = fLoader->TreeH();
203 if (treeH ) {
204 branch = treeH->GetBranch(branchname);
205 if (branch) branch->SetAddress(&fHits);
206 }
207}
208
209//_____________________________________________________________________________
210void AliACORDE::MakeBranch(Option_t* opt)
211{
212 //
213 // Initializes the branches of the ACORDE inside the trees written
214 // for each event.
215 //
216 const char* oH = strstr(opt, "H");
217 if ( fLoader->TreeH() && oH && (fHits == 0x0) ) {
218 fHits = new TClonesArray("AliACORDEhit", 1000);
219 fNhits = 0;
220 }
221 AliDetector::MakeBranch(opt);
222}
778dbce8 223
19f796ed 224AliLoader* AliACORDE::MakeLoader(const char* topfoldername)
225{
226
227 AliDebug(1,Form("Creating AliACORDELoader, Top folder is %s ",
228 topfoldername));
229 fLoader = new AliACORDELoader(GetName(),topfoldername);
230 return fLoader;
231}
232
233
234AliDigitizer* AliACORDE::CreateDigitizer(AliRunDigitizer* manager) const
235{
236 //
237 //
238 return new AliACORDEDigitizer(manager);
239}
240
241void AliACORDE::Digits2Raw()
242{
243 // Produce Raw data starting from digits
244 // 1. Get digits
245 // 2. From digits get an array with the state of the modules
246 // 3. Unload digits
247 // 4. Write raw data
248
249 // 1. Get digits
250
251 // 1.1 Get detector, load digits and set branch
252 AliACORDE* acorde = (AliACORDE*)gAlice->GetDetector("ACORDE");
253 fLoader->LoadDigits("READ");
254 TTree* treeD = fLoader->TreeD();
255 if (!treeD) {
256 Error("Digits2Raw", "no digits tree");
257 return;
258 }
259 TClonesArray *adigits = new TClonesArray ("AliACORDEdigit", 1000);
260 treeD->GetBranch("ACORDEdigit")->SetAddress(&adigits);
261 // 1.2 Get first entry (there is always only one)
262 acorde->ResetDigits();
263 treeD->GetEvent(0);
264
265 // 2. From digits get an array with the state of the modules
266 // 2.1 Define and initialize the array
267 Bool_t Modules[60];
268 for (Int_t i=0;i<60;i++) Modules[i]= kFALSE;
269 // 2.2 Loop over all digits
270 Int_t ndig = adigits->GetEntriesFast();
271 for (Int_t idig=0;idig<ndig;idig++) {
272 // 2.3 set the array entry for each digit
273 AliACORDEdigit* digit = (AliACORDEdigit*) adigits->At(idig);
274 Int_t mod = digit->GetModule();
275 Modules[mod-1]=kTRUE;
276 }
277 // 3. Unload digits
278 fLoader->UnloadDigits();
279
280 // 4. Write raw data
281 AliACORDERawData rawdata;
282 rawdata.WriteACORDERawData(Modules);
283}
284
778dbce8 285//_____________________________________________________________________________
286void AliACORDE::AddAlignableVolumes() const
287{
288 //
289 // Create entries for alignable volumes associating the symbolic volume
290 // name with the corresponding volume path. Needs to be syncronized with
291 // eventual changes in the geometry.
292 //
293 TString vpstr1 = "ALIC_1/ACORDE1_";
294 TString snstr1="ACORDE/Array";
295 TString volpath, symname;
296
297 for(Int_t cnt=1; cnt<=3; cnt++){
298 volpath = vpstr1;
299 volpath += cnt;
300 symname = snstr1;
301 symname += cnt;
302 if(!gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data()))
303 AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname.Data(),volpath.Data()));
304 }
305
306}