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9ad8b5dd | 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 | ||
88cb7938 | 16 | /* $Id$ */ |
7d62fb64 | 17 | /////////////////////////////////////////////////////////////////////////// |
18 | //Piotr.Skowronski@cern.ch : // | |
19 | //Corrections applied in order to compile (only) // | |
20 | // with new I/O and folder structure // | |
21 | //To be implemented correctly by responsible // | |
22 | // // | |
23 | // Class used to steer // | |
24 | // the digitization for ITS // | |
25 | // // | |
26 | /////////////////////////////////////////////////////////////////////////// | |
88cb7938 | 27 | |
28af028c | 28 | #include <stdlib.h> |
88cb7938 | 29 | #include <TClonesArray.h> |
9ad8b5dd | 30 | #include <TTree.h> |
31 | #include <TBranch.h> | |
32 | ||
33 | #include <AliRun.h> | |
88cb7938 | 34 | #include <AliRunLoader.h> |
35 | #include <AliLoader.h> | |
9ad8b5dd | 36 | #include <AliRunDigitizer.h> |
9ad8b5dd | 37 | #include "AliITSDigitizer.h" |
88cb7938 | 38 | #include "AliITSgeom.h" |
9ad8b5dd | 39 | #include "AliITSsimulation.h" |
0b572028 | 40 | |
9ad8b5dd | 41 | ClassImp(AliITSDigitizer) |
42 | ||
43 | //______________________________________________________________________ | |
44 | AliITSDigitizer::AliITSDigitizer() : AliDigitizer(){ | |
45 | // Default constructor. Assign fITS since it is never written out from | |
46 | // here. | |
47 | // Inputs: | |
48 | // Option_t * opt Not used | |
49 | // Outputs: | |
50 | // none. | |
51 | // Return: | |
52 | // A blank AliITSDigitizer class. | |
53 | ||
fd04285a | 54 | fITS = 0; |
0b572028 | 55 | fModActive = 0; |
fd04285a | 56 | fRoif = -1; |
fca85276 | 57 | fRoiifile = 0; |
fd04285a | 58 | fInit = kFALSE; |
2a476797 | 59 | fFlagFirstEv =kTRUE; |
9ad8b5dd | 60 | } |
61 | //______________________________________________________________________ | |
62 | AliITSDigitizer::AliITSDigitizer(AliRunDigitizer *mngr) : AliDigitizer(mngr){ | |
63 | // Standard constructor. Assign fITS since it is never written out from | |
64 | // here. | |
65 | // Inputs: | |
66 | // Option_t * opt Not used | |
67 | // Outputs: | |
68 | // none. | |
69 | // Return: | |
70 | // An AliItSDigitizer class. | |
71 | ||
fd04285a | 72 | fITS = 0; |
0b572028 | 73 | fModActive = 0; |
fd04285a | 74 | fRoif = -1; |
75 | fRoiifile = 0; | |
76 | fInit = kFALSE; | |
2a476797 | 77 | fFlagFirstEv =kTRUE; |
9ad8b5dd | 78 | } |
7d62fb64 | 79 | |
80 | //______________________________________________________________________ | |
81 | AliITSDigitizer::AliITSDigitizer(const AliITSDigitizer &/*rec*/):AliDigitizer(/*rec*/){ | |
82 | // Copy constructor. | |
83 | ||
84 | Error("Copy constructor","Copy constructor not allowed"); | |
85 | ||
86 | } | |
87 | //______________________________________________________________________ | |
88 | AliITSDigitizer& AliITSDigitizer::operator=(const AliITSDigitizer& /*source*/){ | |
89 | // Assignment operator. This is a function which is not allowed to be | |
90 | // done. | |
91 | Error("operator=","Assignment operator not allowed\n"); | |
92 | return *this; | |
93 | } | |
94 | ||
9ad8b5dd | 95 | //______________________________________________________________________ |
96 | AliITSDigitizer::~AliITSDigitizer(){ | |
97 | // Default destructor. | |
98 | // Inputs: | |
99 | // Option_t * opt Not used | |
100 | // Outputs: | |
101 | // none. | |
102 | // Return: | |
103 | // none. | |
9ad8b5dd | 104 | fITS = 0; // don't delete fITS. Done else where. |
0b572028 | 105 | if(fModActive) delete[] fModActive; |
9ad8b5dd | 106 | } |
9ad8b5dd | 107 | //______________________________________________________________________ |
108 | Bool_t AliITSDigitizer::Init(){ | |
fd04285a | 109 | // Initialization. Set up region of interest, if switched on, and |
110 | // loads ITS and ITSgeom. | |
9ad8b5dd | 111 | // Inputs: |
112 | // none. | |
113 | // Outputs: | |
114 | // none. | |
115 | // Return: | |
116 | // none. | |
fca85276 | 117 | |
fd04285a | 118 | fInit = kTRUE; // Assume for now init will work. |
fca85276 | 119 | if(!gAlice) { |
120 | fITS = 0; | |
fca85276 | 121 | fRoiifile = 0; |
fd04285a | 122 | fInit = kFALSE; |
123 | Warning("Init","gAlice not found"); | |
124 | return fInit; | |
fca85276 | 125 | } // end if |
126 | fITS = (AliITS *)(gAlice->GetDetector("ITS")); | |
127 | if(!fITS){ | |
fca85276 | 128 | fRoiifile = 0; |
fd04285a | 129 | fInit = kFALSE; |
130 | Warning("Init","ITS not found"); | |
131 | return fInit; | |
fca85276 | 132 | } else if(fITS->GetITSgeom()){ |
fd04285a | 133 | //cout << "fRoif,fRoiifile="<<fRoif<<" "<<fRoiifile<<endl; |
0b572028 | 134 | fModActive = new Bool_t[fITS->GetITSgeom()->GetIndexMax()]; |
fca85276 | 135 | } else{ |
fca85276 | 136 | fRoiifile = 0; |
fd04285a | 137 | fInit = kFALSE; |
138 | Warning("Init","ITS geometry not found"); | |
139 | return fInit; | |
fca85276 | 140 | } // end if |
0b572028 | 141 | // fModActive needs to be set to a default all kTRUE value |
142 | for(Int_t i=0;i<fITS->GetITSgeom()->GetIndexMax();i++) fModActive[i] = kTRUE; | |
fd04285a | 143 | return fInit; |
9ad8b5dd | 144 | } |
145 | //______________________________________________________________________ | |
146 | void AliITSDigitizer::Exec(Option_t* opt){ | |
fca85276 | 147 | // Main digitization function. |
9ad8b5dd | 148 | // Inputs: |
fca85276 | 149 | // Option_t * opt list of sub detector to digitize. =0 all. |
9ad8b5dd | 150 | // Outputs: |
151 | // none. | |
152 | // Return: | |
153 | // none. | |
f1888ca5 | 154 | |
9ad8b5dd | 155 | char name[20] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; |
8e8eae84 | 156 | const char *all; |
9ad8b5dd | 157 | const char *det[3] = {strstr(opt,"SPD"),strstr(opt,"SDD"), |
158 | strstr(opt,"SSD")}; | |
f1888ca5 | 159 | if( !det[0] && !det[1] && !det[2] ) all = "All"; |
9ad8b5dd | 160 | else all = 0; |
2a476797 | 161 | Int_t nfiles = GetManager()->GetNinputs(); |
162 | Int_t event = GetManager()->GetOutputEventNr(); | |
9ad8b5dd | 163 | AliITSsimulation *sim = 0; |
2a476797 | 164 | if(fFlagFirstEv){ |
165 | fITS->SetDefaults(); | |
166 | fITS->SetDefaultSimulation(); | |
167 | fFlagFirstEv=kFALSE; | |
168 | } | |
fd04285a | 169 | if(!fInit){ |
2a476797 | 170 | Error("Exec","Init not successful, aborting."); |
f1888ca5 | 171 | return; |
9ad8b5dd | 172 | } // end if |
173 | ||
fd04285a | 174 | sprintf(name,"%s",fITS->GetName()); |
9ad8b5dd | 175 | |
2a476797 | 176 | Int_t size = fITS->GetITSgeom()->GetIndexMax(); |
fd04285a | 177 | Int_t module,id,ifiles,mask; |
178 | Bool_t lmod; | |
179 | Int_t *fl = new Int_t[nfiles]; | |
180 | fl[0] = fRoiifile; | |
181 | mask = 1; | |
88cb7938 | 182 | for(id=0;id<nfiles;id++) |
183 | if(id!=fRoiifile) | |
184 | { | |
185 | // just in case fRoiifile!=0. | |
186 | fl[mask] = id; | |
187 | mask++; | |
188 | } // end for,if | |
f1888ca5 | 189 | TClonesArray * sdig = new TClonesArray( "AliITSpListItem",1000 ); |
190 | ||
88cb7938 | 191 | TString loadname(name); |
192 | loadname+="Loader"; | |
193 | ||
194 | AliRunLoader *inRL = 0x0, *outRL = 0x0; | |
195 | AliLoader *ingime = 0x0, *outgime = 0x0; | |
196 | ||
197 | outRL = AliRunLoader::GetRunLoader(fManager->GetOutputFolderName()); | |
198 | if ( outRL == 0x0) | |
199 | { | |
200 | Error("Exec","Can not get Output Run Loader"); | |
201 | return; | |
202 | } | |
203 | outRL->GetEvent(event); | |
204 | outgime = outRL->GetLoader(loadname); | |
205 | if ( outgime == 0x0) | |
206 | { | |
207 | Error("Exec","Can not get Output ITS Loader"); | |
208 | return; | |
209 | } | |
7d62fb64 | 210 | |
88cb7938 | 211 | outgime->LoadDigits("update"); |
212 | if (outgime->TreeD() == 0x0) outgime->MakeTree("D"); | |
213 | ||
fd04285a | 214 | // Digitize |
88cb7938 | 215 | fITS->MakeBranchInTreeD(outgime->TreeD()); |
f8d9a5b8 | 216 | if(fRoif!=0) Info("AliITSDigitizer","Region of Interest digitization selected"); |
217 | else Info("AliITSDigitizer","No Region of Interest selected. Digitizing everything"); | |
0b572028 | 218 | //cout <<"fModActive="<<fModActive<<" fRoif="<<fRoif; |
219 | if(fModActive==0) fRoif = 0; // fModActive array must be define for RIO cuts. | |
f8d9a5b8 | 220 | //cout <<" fRoif="<<fRoif<<endl; |
f1888ca5 | 221 | |
88cb7938 | 222 | for(ifiles=0; ifiles<nfiles; ifiles++ ) |
223 | { | |
224 | inRL = AliRunLoader::GetRunLoader(fManager->GetInputFolderName(fl[ifiles])); | |
225 | ingime = inRL->GetLoader(loadname); | |
226 | if (ingime->TreeS() == 0x0) ingime->LoadSDigits(); | |
227 | } | |
228 | ||
229 | for(module=0; module<size; module++ ) | |
230 | { | |
7d62fb64 | 231 | if(fModActive && fRoif!=0) if(!fModActive[module]) continue; |
232 | id = fITS->GetITSgeom()->GetModuleType(module); | |
233 | if(!all && !det[id]) continue; | |
234 | sim = (AliITSsimulation*)fITS->GetSimulationModel(id); | |
235 | if(!sim) { | |
f1888ca5 | 236 | Error( "Exec", "The simulation class was not instanciated!" ); |
9ad8b5dd | 237 | exit(1); |
238 | } // end if !sim | |
7d62fb64 | 239 | // Fill the module with the sum of SDigits |
fd04285a | 240 | sim->InitSimulationModule(module, event); |
241 | //cout << "Module=" << module; | |
88cb7938 | 242 | for(ifiles=0; ifiles<nfiles; ifiles++ ) |
243 | { | |
244 | if(fRoif!=0) if(!fModActive[module]) continue; | |
245 | ||
246 | inRL = AliRunLoader::GetRunLoader(fManager->GetInputFolderName(fl[ifiles])); | |
247 | ingime = inRL->GetLoader(loadname); | |
248 | ||
249 | TTree *treeS = ingime->TreeS(); | |
250 | fITS->SetTreeAddress(); | |
251 | ||
252 | if( !(treeS && fITS->GetSDigits()) ) continue; | |
253 | TBranch *brchSDigits = treeS->GetBranch( name ); | |
254 | if( brchSDigits ) | |
255 | { | |
f1888ca5 | 256 | brchSDigits->SetAddress( &sdig ); |
257 | } else { | |
258 | Error( "Exec", "branch ITS not found in TreeS, input file %d ", | |
259 | ifiles ); | |
fd04285a | 260 | return; |
f1888ca5 | 261 | } // end if brchSDigits |
262 | sdig->Clear(); | |
fd04285a | 263 | mask = GetManager()->GetMask(ifiles); |
f1888ca5 | 264 | // add summable digits to module |
265 | brchSDigits->GetEvent( module ); | |
fd04285a | 266 | lmod = sim->AddSDigitsToModule(sdig,mask); |
e95475eb | 267 | if(fRegionOfInterest && (ifiles==0)) |
88cb7938 | 268 | { |
269 | fModActive[module] = lmod; | |
270 | } // end if | |
f1888ca5 | 271 | } // end for ifiles |
fd04285a | 272 | //cout << " end ifiles loop" << endl; |
fca85276 | 273 | // Digitize current module sum(SDigits)->Digits |
7d62fb64 | 274 | sim->FinishSDigitiseModule(); |
f1888ca5 | 275 | |
9ad8b5dd | 276 | // fills all branches - wasted disk space |
88cb7938 | 277 | outgime->TreeD()->Fill(); |
7d62fb64 | 278 | fITS->ResetDigits(); |
9ad8b5dd | 279 | } // end for module |
7d62fb64 | 280 | |
88cb7938 | 281 | outgime->TreeD()->AutoSave(); |
282 | outgime->WriteDigits("OVERWRITE"); | |
283 | outgime->UnloadDigits(); | |
88cb7938 | 284 | for(ifiles=0; ifiles<nfiles; ifiles++ ) |
285 | { | |
286 | inRL = AliRunLoader::GetRunLoader(fManager->GetInputFolderName(fl[ifiles])); | |
287 | ingime = inRL->GetLoader(loadname); | |
288 | ingime->UnloadSDigits(); | |
289 | } | |
fd04285a | 290 | |
291 | delete[] fl; | |
f1888ca5 | 292 | sdig->Clear(); |
293 | delete sdig; | |
0b572028 | 294 | for(Int_t i=0;i<fITS->GetITSgeom()->GetIndexMax();i++) fModActive[i] = kTRUE; |
7d62fb64 | 295 | |
296 | ||
fd04285a | 297 | return; |
9ad8b5dd | 298 | } |
fca85276 | 299 | //______________________________________________________________________ |
300 | void AliITSDigitizer::SetByRegionOfInterest(TTree *ts){ | |
301 | // Scans through the ITS branch of the SDigits tree, ts, for modules | |
302 | // which have SDigits in them. For these modules, a flag is set to | |
303 | // digitize only these modules. The value of fRoif determines how many | |
304 | // neighboring modules will also be turned on. fRoif=0 will turn on only | |
305 | // those modules with SDigits in them. fRoif=1 will turn on, in addition, | |
306 | // those modules that are +-1 module from the one with the SDigits. And | |
307 | // So on. This last feature is not supported yet. | |
308 | // Inputs: | |
309 | // TTree *ts The tree in which the existing SDigits will define the | |
310 | // region of interest. | |
311 | // Outputs: | |
312 | // none. | |
313 | // Return: | |
314 | // none. | |
fd04285a | 315 | Int_t m,nm,i; |
316 | ||
317 | if(fRoif==0) return; | |
318 | if(ts==0) return; | |
fca85276 | 319 | TBranch *brchSDigits = ts->GetBranch(fITS->GetName()); |
320 | TClonesArray * sdig = new TClonesArray( "AliITSpListItem",1000 ); | |
fd04285a | 321 | //cout << "Region of Interest ts="<<ts<<" brchSDigits="<<brchSDigits<<" sdig="<<sdig<<endl; |
fca85276 | 322 | |
323 | if( brchSDigits ) { | |
88cb7938 | 324 | brchSDigits->SetAddress( &sdig ); |
fca85276 | 325 | } else { |
88cb7938 | 326 | Error( "SetByRegionOfInterest","branch ITS not found in TreeS"); |
327 | return; | |
fca85276 | 328 | } // end if brchSDigits |
329 | ||
330 | nm = fITS->GetITSgeom()->GetIndexMax(); | |
331 | for(m=0;m<nm;m++){ | |
88cb7938 | 332 | //cout << " fModActive["<<m<<"]="; |
333 | fModActive[m] = kFALSE; // Not active by default | |
334 | sdig->Clear(); | |
335 | brchSDigits->GetEvent(m); | |
336 | if(sdig->GetLast()>=0) for(i=0;i<sdig->GetLast();i++){ | |
337 | // activate the necessary modules | |
338 | if(((AliITSpList*)sdig->At(m))->GetpListItem(i)->GetSignal()>0.0){ // Must have non zero signal. | |
339 | fModActive[m] = kTRUE; | |
340 | break; | |
341 | } // end if | |
342 | } // end if. end for i. | |
343 | //cout << fModActive[m]; | |
344 | //cout << endl; | |
fca85276 | 345 | } // end for m |
f8d9a5b8 | 346 | Info("AliITSDigitizer","Digitization by Region of Interest selected"); |
fca85276 | 347 | sdig->Clear(); |
348 | delete sdig; | |
fd04285a | 349 | return; |
fca85276 | 350 | } |