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f74edaba | 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 | // Short description | |
20 | // | |
21 | /*-- Author: Maxim Volkov (RRC KI) | |
22 | Dmitri Peressounko (RRC KI & SUBATECH) | |
23 | Yuri Kharlov (IHEP & SUBATECH) */ | |
24 | ||
25 | ////////////////////////////////////////////////////////////////////////////// | |
26 | ||
27 | // --- ROOT system --- | |
28 | #include "TClonesArray.h" | |
29 | #include "TFile.h" | |
30 | #include "TTree.h" | |
31 | ||
32 | // --- Standard library --- | |
33 | #include <iostream.h> | |
34 | //#include <sys/types.h> | |
35 | #include <sys/stat.h> | |
36 | #include <fcntl.h> | |
37 | #include <unistd.h> | |
38 | #include <ctype.h> | |
39 | #include <stdio.h> | |
40 | #include <stdlib.h> | |
41 | #include <unistd.h> | |
42 | #include <string.h> | |
43 | #include <netinet/in.h> | |
44 | ||
45 | // --- AliRoot header files --- | |
46 | #include "AliPHOSDigit.h" | |
47 | #include "AliPHOSConTableDB.h" | |
48 | #include "AliPHOSBeamTestEvent.h" | |
49 | #include "AliPHOSRaw2Digits.h" | |
50 | #include "AliPHOSv1.h" | |
51 | #include "../EVGEN/AliGenBox.h" | |
52 | #include "AliRun.h" | |
53 | ||
54 | ClassImp(AliPHOSRaw2Digits) | |
55 | ||
56 | ||
57 | //____________________________________________________________________________ | |
58 | AliPHOSRaw2Digits::AliPHOSRaw2Digits():TTask() | |
59 | { | |
60 | fInName=""; | |
61 | fMK1 = 0x0123CDEF ; | |
62 | fMK2 = 0x80708070 ; | |
63 | fMK3 = 0x4321ABCD ; | |
64 | fMK4 = 0x80618061 ; | |
65 | fCKW = 0x4640E400 ; | |
66 | fDebug = kFALSE; // Debug flag | |
67 | fIsInitialized = kFALSE ; | |
68 | fTarget[0] = 0 ; | |
69 | fTarget[1] = 0 ; | |
70 | fTarget[2] = 0 ; | |
71 | fDigits = 0 ; | |
72 | fPHOSHeader =0 ; | |
73 | fEvent = 0 ; | |
74 | fctdb = 0; | |
75 | } | |
76 | //____________________________________________________________________________ | |
77 | AliPHOSRaw2Digits::AliPHOSRaw2Digits(const char * filename):TTask("Default","") | |
78 | { | |
79 | fInName=filename; | |
80 | TString outname(fInName) ; | |
81 | outname.ToLower() ; | |
82 | outname.ReplaceAll(".fz",".root") ; | |
83 | outname.ReplaceAll(".gz","") ; | |
84 | SetTitle(outname) ; | |
85 | ||
86 | fMK1 = 0x0123CDEF ; | |
87 | fMK2 = 0x80708070 ; | |
88 | fMK3 = 0x4321ABCD ; | |
89 | fMK4 = 0x80618061 ; | |
90 | fCKW = 0x4640E400 ; | |
91 | fDebug = kFALSE; // Debug flag | |
92 | fIsInitialized = kFALSE ; | |
93 | fTarget[0] = 0 ; | |
94 | fTarget[1] = 0 ; | |
95 | fTarget[2] = 0 ; | |
96 | fDigits = 0 ; | |
97 | fPHOSHeader =0 ; | |
98 | fEvent = 0 ; | |
99 | fctdb = 0; | |
100 | } | |
101 | ||
102 | //____________________________________________________________________________ | |
103 | AliPHOSRaw2Digits::~AliPHOSRaw2Digits() | |
104 | { | |
105 | if(fPHOSHeader) | |
106 | fPHOSHeader->Delete() ; | |
107 | if(fDigits){ | |
108 | fDigits->Delete() ; | |
109 | delete fDigits ; | |
110 | } | |
111 | ||
112 | } | |
113 | //____________________________________________________________________________ | |
114 | void AliPHOSRaw2Digits::Exec(Option_t * option){ | |
115 | //This is steering method performing all the conversion | |
116 | ||
117 | if(!fIsInitialized) //need initialization | |
118 | if(!Init()) //failed to initialize | |
119 | return ; | |
120 | ||
121 | ProcessRawFile() ; | |
122 | ||
123 | FinishRun() ; | |
124 | } | |
125 | //____________________________________________________________________________ | |
126 | Bool_t AliPHOSRaw2Digits::Init(void){ | |
127 | //Create PHOS geometry, sets magnetic field to zero, | |
128 | //create Generator - to store target position, | |
129 | //opens out file, creates TreeE and make initialization of contaniers | |
130 | ||
131 | ||
132 | if(fIsInitialized) | |
133 | return kTRUE; | |
134 | ||
135 | //Create PHOS | |
136 | new AliPHOSv1("PHOS","GPS2") ; | |
137 | ||
138 | //Set Magnetic field | |
139 | gAlice->SetField(0,2); | |
140 | ||
141 | //Set positin of the virtex | |
142 | AliGenBox *gener = new AliGenBox(1); | |
143 | Float_t ox = fTarget[1]; | |
144 | Float_t oy = fTarget[2]-460.; | |
145 | Float_t oz = fTarget[0]; | |
146 | gener->SetOrigin(ox, oy, oz); | |
147 | ||
148 | // Create the output file | |
149 | TString outname("") ; | |
150 | if(strstr(GetTitle(),"root")){ | |
151 | outname=GetTitle(); | |
152 | } | |
153 | else{ | |
154 | outname = fInName ; | |
155 | outname.ToLower() ; | |
156 | outname.ReplaceAll(".fz",".root") ; | |
157 | } | |
158 | TFile *rootfile = new TFile(outname,"recreate"); | |
159 | rootfile->SetCompressionLevel(2); | |
160 | ||
161 | // Create the Root Trees | |
162 | gAlice->MakeTree("E") ; | |
163 | ||
164 | //Make container for digits | |
165 | fDigits = new TClonesArray("AliPHOSDigit",1000) ; | |
166 | ||
167 | //Fill now TreeE | |
168 | fPHOSHeader = new AliPHOSBeamTestEvent() ; | |
169 | Int_t splitlevel = 0 ; | |
170 | Int_t bufferSize = 32000 ; | |
171 | TBranch * headerBranch = gAlice->TreeE()->Branch("AliPHOSBeamTestEvent", | |
172 | "AliPHOSBeamTestEvent", | |
173 | &fPHOSHeader,bufferSize,splitlevel); | |
174 | headerBranch->SetName("AliPHOSBeamTestEvent") ; | |
175 | ||
176 | fIsInitialized = kTRUE ; | |
177 | return kTRUE ; | |
178 | } | |
179 | //____________________________________________________________________________ | |
180 | Bool_t AliPHOSRaw2Digits::ProcessRawFile(){ | |
181 | ||
182 | //Method opens zebra file and reads successively bytes from it, | |
183 | //filling corresponding fields in header and digits. | |
184 | ||
185 | ||
186 | fStatus= -3 ; | |
187 | //First of all, open file and check if it is a zebra file | |
188 | ||
189 | char command[256]; | |
190 | sprintf(command,"zcat %s",fInName.Data()); | |
191 | FILE *dataFile = popen(command, "r"); | |
192 | if (dataFile == NULL) { | |
193 | cout << " Can not open file " << fInName.Data() << endl ; | |
194 | perror(fInName.Data()) ; | |
195 | fStatus = -1 ; | |
196 | return kFALSE ; | |
197 | } | |
198 | printf("Open pipe: %s\n",command); | |
199 | ||
200 | // Check if byte ordering is little-endian | |
201 | UInt_t w = 0x12345678; | |
202 | Int_t swapo = memcmp(&w, "\x78\x56\x34\x12", sizeof(UInt_t)) == 0; | |
203 | if(fDebug) | |
204 | cout << "swapo=" << swapo << endl; | |
205 | ||
206 | ||
207 | UInt_t recBuf[300] ; | |
208 | ||
209 | // Read physical record control words | |
210 | UInt_t nb = 8*sizeof(UInt_t); | |
211 | Int_t n = fread(recBuf, nb, 1, dataFile); | |
212 | if(static_cast<UInt_t>(n) != 1) { | |
213 | if (n < 0 ) | |
214 | perror(fInName.Data()); | |
215 | else | |
216 | cout << "Could not read physical record control words" << endl; | |
217 | fStatus = -2 ; | |
218 | return kFALSE; | |
219 | } | |
220 | ||
221 | if(fDebug) | |
222 | cout << "recbuf[0] = " << recBuf[0] << endl ; | |
223 | ||
224 | // Check if it is a ZEBRA file and if the words are swapped | |
225 | UInt_t swapi = 0 ; | |
226 | if (recBuf[0] != fMK1) { | |
227 | Swab4(recBuf, &w, 1); | |
228 | if (w != fMK1) { | |
229 | cout << "Does not look like a ZEBRA file\n"; | |
230 | pclose(dataFile) ; | |
231 | fStatus = -2 ; | |
232 | return kFALSE; | |
233 | } | |
234 | swapi=1 ; | |
235 | } | |
236 | ||
237 | if(fDebug){ | |
238 | cout << " w = " << w << endl ;; | |
239 | cout << " swapi = " << swapi << endl ;; | |
240 | } | |
241 | ||
242 | // Get number of words in physical record | |
243 | UInt_t nwphr ; | |
244 | if (swapi) | |
245 | Swab4(&recBuf[4],&nwphr,1); | |
246 | else | |
247 | nwphr = recBuf[4]; | |
248 | nwphr*=2; // 1998 -- Now we have 2 records 150 words each | |
249 | ||
250 | ||
251 | //start loop over data | |
252 | // Read rest of record | |
253 | nb = (nwphr-8)*sizeof(UInt_t); | |
254 | n = fread(&recBuf[8], nb, 1, dataFile) ; | |
255 | if (static_cast<UInt_t>(n) != 1) { | |
256 | if (n < 0 ){ | |
257 | perror(fInName.Data()); | |
258 | fStatus = -2 ; | |
259 | return kFALSE; | |
260 | } | |
261 | } | |
262 | nb = nwphr *sizeof(UInt_t); | |
263 | ||
264 | UInt_t userVector[16] ; | |
265 | UInt_t zheader[12]; | |
266 | UShort_t pattern ; | |
267 | UShort_t scanning[32] ; | |
268 | UShort_t charge[12]; | |
269 | UInt_t scaler[12]; | |
270 | UShort_t tdc2228[32]; | |
271 | ||
272 | //read untill the end of file | |
273 | fEvent=0 ; | |
274 | while(1){ | |
275 | ||
276 | // StartNewEvent() ; | |
277 | fDigits->Delete() ; | |
278 | gAlice->SetEvent(fEvent) ; | |
279 | ||
280 | Int_t i ; | |
281 | for(i=0;i<16;i++) | |
282 | userVector[i]=*(recBuf+21+i); | |
283 | if(!swapi) | |
284 | Swab4(userVector, userVector, 16); | |
285 | fPHOSHeader->SetUserVector(userVector) ; | |
286 | ||
287 | ||
288 | // ZEBRA event header | |
289 | for(i=0;i<12;i++) | |
290 | zheader[i]=*(recBuf+47+i); | |
291 | if(swapi) | |
292 | Swab4(zheader, zheader, 12); | |
293 | fPHOSHeader->SetHeader(zheader) ; | |
294 | ||
295 | // Swap input | |
296 | if (swapi) | |
297 | Swab4(recBuf, recBuf, nwphr); | |
298 | ||
299 | /* Physical record control words */ | |
300 | UInt_t * recptr = recBuf; //Pointer to current position | |
301 | ||
302 | if(recptr[7] != 1) { | |
303 | cout << "Can not handle fast blocks" << endl; | |
304 | fStatus = -2 ; | |
305 | return kFALSE; | |
306 | } | |
307 | recptr += 8; | |
308 | ||
309 | // Logical record control words | |
310 | UInt_t lrtyp = recptr[1]; | |
311 | if (lrtyp != 3) { | |
312 | cout << "Can not handle logical record type " << lrtyp << endl ; | |
313 | fStatus = -2 ; | |
314 | return kFALSE; | |
315 | } | |
316 | ||
317 | recptr += 2; | |
318 | if (recptr[0] != fCKW) { | |
319 | cout << "Bad check word" << endl; | |
320 | fStatus = -2 ; | |
321 | return kFALSE; | |
322 | } | |
323 | ||
324 | UInt_t nwuh = recptr[9]; | |
325 | recptr += 10+nwuh; | |
326 | ||
327 | // Bank system words | |
328 | UInt_t nd = recptr[8]; /* Number of data words */ | |
329 | recptr += 10; | |
330 | ||
331 | // Data words | |
332 | UInt_t evtno = recptr[2]; /* Event number */ | |
333 | ||
334 | if(fDebug) | |
335 | cout << "evtno=" << evtno << endl; | |
336 | ||
337 | UInt_t nh = recptr[4]; /* Number of header words in data bank */ | |
338 | recptr += nh; | |
339 | ||
340 | // Unswap data from VME | |
341 | if (swapi) | |
342 | Swab4(recptr, recptr, nd-nh-3); | |
343 | ||
344 | // Give buffer to monitor program | |
345 | // UInt_t esize = nd-nh-3; | |
346 | // if (swapo) | |
347 | // Swab2(recptr, recptr, esize); | |
348 | // Two byte data are correct after this operation. | |
349 | //But we're in trouble if the data array contains 4 byte data! | |
350 | ||
351 | // From now on deal with VME data (MSB first, or network byte order). | |
352 | ||
353 | ||
354 | // Fill the event with data from ADCs | |
355 | UChar_t *byteptr=(UChar_t*)recptr; | |
356 | ||
357 | // Trigger bit register | |
358 | pattern=ntohs(*(UShort_t*)byteptr); | |
359 | fPHOSHeader->SetPattern(pattern) ; | |
360 | byteptr+=sizeof(UShort_t); | |
361 | ||
362 | // Either peak ADCs, 10 modulesX8=80 channels, | |
363 | //or Kurchatov 64+2 channel ADC | |
364 | //(the rest of the channels padded with 0xffff) | |
365 | for(i=0;i<80;i++){ | |
366 | Int_t peak = static_cast<Int_t>(ntohs(*(UShort_t*)byteptr)); | |
367 | //make digit | |
368 | Int_t absID = fctdb->Raw2AbsId(i) ; | |
369 | if(absID > 0) | |
370 | new((*fDigits)[i])AliPHOSDigit(-1,absID,peak,0.,i) ; | |
371 | if(fDebug){ | |
372 | if(peak>(UShort_t)1000) | |
373 | cout << "event=" << fEvent << " peak[" << i << "] = "<<peak << endl; | |
374 | } | |
375 | byteptr+=sizeof(UShort_t); | |
376 | } | |
377 | ||
378 | // Scanning ADCs, 4 modulesX8=32 channels | |
379 | for(i=0;i<32;i++){ | |
380 | scanning[i]=ntohs(*(UShort_t*)byteptr); | |
381 | byteptr+=sizeof(UShort_t); | |
382 | } | |
383 | fPHOSHeader->SetScanning(scanning) ; | |
384 | ||
385 | // Charge ADCs, 1 moduleX12=12 channels | |
386 | for(i=0;i<12;i++){ | |
387 | charge[i]=ntohs(*(UShort_t*)byteptr); | |
388 | byteptr+=sizeof(UShort_t); | |
389 | } | |
390 | fPHOSHeader->SetCharge(charge) ; | |
391 | ||
392 | // Scalers, 1 moduleX12=12 (4 byte) channels | |
393 | for(i=0;i<12;i++){ | |
394 | scaler[i]=ntohl(*(UInt_t*)byteptr); | |
395 | byteptr+=sizeof(UInt_t); | |
396 | } | |
397 | fPHOSHeader->SetScaler(scaler) ; | |
398 | ||
399 | // LeCroy TDC 2228A, 4 moduleX8=32 channels | |
400 | for(i=0;i<8;i++){ | |
401 | tdc2228[i]=ntohs(*(UShort_t*)byteptr); | |
402 | byteptr+=sizeof(UShort_t); | |
403 | } | |
404 | fPHOSHeader->SetTDC(tdc2228) ; | |
405 | ||
406 | WriteDigits() ; | |
407 | if(fDebug) | |
408 | cout << "event=" << fEvent << " written " << endl; | |
409 | ||
410 | // Read next record | |
411 | UInt_t nb = nwphr *sizeof(UInt_t); | |
412 | n = fread( recBuf, nb,1,dataFile); | |
413 | if (n < 0 ){ | |
414 | perror(fInName); | |
415 | fStatus = -2 ; | |
416 | return kFALSE; | |
417 | } | |
418 | if (static_cast<UInt_t>(n) != 1) { | |
419 | pclose(dataFile) ; | |
420 | fStatus = 1 ; | |
421 | return kTRUE ; //all read | |
422 | } | |
423 | fEvent++ ; | |
424 | } | |
425 | ||
426 | fStatus = 1 ; | |
427 | return kTRUE ; | |
428 | } | |
429 | //____________________________________________________________________________ | |
430 | void AliPHOSRaw2Digits::Swab4(void *from, void *to, size_t nwords){ | |
431 | // The function swaps 4 bytes: byte#3<-->byte#0, byte#2<-->byte#1 | |
432 | register char *pf=static_cast<char*>(from) ; | |
433 | register char *pt=static_cast<char*>(to) ; | |
434 | register char c; | |
435 | while (nwords-- > 0 ) { | |
436 | c = pf[0]; | |
437 | pt[0] = pf[3]; | |
438 | pt[3] = c; | |
439 | c = pf[1]; | |
440 | pt[1] = pf[2]; | |
441 | pt[2] = c; | |
442 | pf += 4; | |
443 | pt += 4; | |
444 | } | |
445 | } | |
446 | ||
447 | //____________________________________________________________________________ | |
448 | void AliPHOSRaw2Digits::Swab2(void *from, void *to, size_t nwords) | |
449 | { //The function swaps 2x2 bytes: byte#0<-->byte#1, byte#2<-->byte#3 | |
450 | register char *pf=static_cast<char*>(from) ; | |
451 | register char *pt=static_cast<char*>(to); | |
452 | register char c; | |
453 | while (nwords-- > 0 ) { | |
454 | c = pf[0]; | |
455 | pt[0] = pf[1]; | |
456 | pt[1] = c; | |
457 | c = pf[2]; | |
458 | pt[2] = pf[3]; | |
459 | pt[3] = c; | |
460 | pf += 4; | |
461 | pt += 4; | |
462 | } | |
463 | } | |
464 | ||
465 | //____________________________________________________________________________ | |
466 | void AliPHOSRaw2Digits::FinishRun(){ | |
467 | //Write geometry and header tree | |
468 | gAlice->Write(0,TObject::kOverwrite); | |
469 | gAlice->TreeE()->Write(0,TObject::kOverwrite); | |
470 | ||
471 | } | |
472 | //____________________________________________________________________________ | |
473 | void AliPHOSRaw2Digits::WriteDigits(void){ | |
474 | //In this method we create TreeD, write digits and Raw2Digits to it | |
475 | // and write Header to TreeE. Finally we write TreeD to root file | |
476 | ||
477 | //Start from Digits | |
478 | fDigits->Sort() ; | |
479 | fDigits->Expand(fDigits->GetEntriesFast()) ; | |
480 | for(Int_t i=0;i<fDigits->GetEntriesFast(); i++) | |
481 | static_cast<AliPHOSDigit*>(fDigits->At(i))->SetIndexInList(i) ; | |
482 | ||
483 | char hname[30]; | |
484 | sprintf(hname,"TreeD%d",fEvent); | |
485 | TTree * treeD = new TTree(hname,"Digits"); | |
486 | //treeD->Write(0,TObject::kOverwrite); | |
487 | ||
488 | // -- create Digits branch | |
489 | Int_t bufferSize = 32000 ; | |
490 | TBranch * digitsBranch = treeD->Branch("PHOS",&fDigits,bufferSize); | |
491 | digitsBranch->SetTitle("Default"); | |
492 | ||
493 | // -- Create Digitizer branch | |
494 | Int_t splitlevel = 0 ; | |
495 | const AliPHOSRaw2Digits * d = this ; | |
496 | TBranch * digitizerBranch = treeD->Branch("AliPHOSRaw2Digits", | |
497 | "AliPHOSRaw2Digits", &d,bufferSize,splitlevel); | |
498 | digitizerBranch->SetTitle("Default"); | |
499 | ||
500 | digitsBranch->Fill() ; | |
501 | digitizerBranch->Fill() ; | |
502 | treeD->Write(0,TObject::kOverwrite); | |
503 | ||
504 | delete treeD ; | |
505 | ||
506 | //Write header | |
507 | gAlice->TreeE()->Fill(); | |
508 | } | |
509 | //____________________________________________________________________________ | |
510 | void AliPHOSRaw2Digits::Print(Option_t * option)const{ | |
511 | ||
512 | cout << "----------AliPHOSRaw2Digits----------" << endl ; | |
513 | cout << "Input stream " << endl ; | |
514 | cout << "Current input File: " << fInName.Data() << endl ; | |
515 | cout << "Current output File: " << GetTitle() << endl ; | |
516 | cout << "Events processes in the last file " << fEvent << endl ; | |
517 | cout << "Input file status " ; | |
518 | switch (fStatus){ | |
519 | case 0: cout << "`Have not processed yet' " << endl ; | |
520 | break ; | |
521 | case 1: cout << "`Processed normally' " << endl ; | |
522 | break ; | |
523 | case -1: cout << "`File not found'" << endl ; | |
524 | break ; | |
525 | case -2: cout << "`Error in reading' " << endl ; | |
526 | break ; | |
527 | case -3: cout << "'Interupted'" << endl ; | |
528 | default: ; | |
529 | } | |
530 | cout << "Connection table: " ; | |
531 | if(fctdb) | |
532 | cout << fctdb->GetName() << " " << fctdb->GetTitle() << endl ; | |
533 | else | |
534 | cout << " no DB " << endl ; | |
535 | ||
536 | } |