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