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5990c064 | 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 | /* $Id$ */ |
5990c064 | 17 | |
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | // // | |
20 | // TRD raw data conversion class // | |
21 | // // | |
22 | /////////////////////////////////////////////////////////////////////////////// | |
23 | ||
a2cb5b3d | 24 | #include <Riostream.h> |
5990c064 | 25 | |
26 | #include "AliTRDrawData.h" | |
27 | #include "AliTRDdigitsManager.h" | |
28 | #include "AliTRDgeometryFull.h" | |
29 | #include "AliTRDparameter.h" | |
30 | #include "AliTRDdataArrayI.h" | |
31 | #include "AliTRDarrayI.h" | |
32 | ||
33 | ClassImp(AliTRDrawData) | |
34 | ||
35 | //_____________________________________________________________________________ | |
36 | AliTRDrawData::AliTRDrawData():TObject() | |
37 | { | |
38 | ||
39 | fDebug = 0; | |
40 | fDigitsManager = NULL; | |
41 | ||
42 | } | |
43 | ||
44 | //_____________________________________________________________________________ | |
45 | AliTRDrawData::AliTRDrawData(const AliTRDrawData &r) | |
46 | { | |
47 | // | |
48 | // AliTRDrawData copy constructor | |
49 | // | |
50 | ||
51 | ((AliTRDrawData &) r).Copy(*this); | |
52 | ||
53 | } | |
54 | ||
55 | //_____________________________________________________________________________ | |
56 | AliTRDrawData::~AliTRDrawData() | |
57 | { | |
58 | // | |
59 | // Destructor | |
60 | // | |
61 | ||
62 | if (fDigitsManager) { | |
63 | delete fDigitsManager; | |
64 | fDigitsManager = NULL; | |
65 | } | |
66 | ||
67 | } | |
68 | ||
69 | //_____________________________________________________________________________ | |
70 | AliTRDrawData &AliTRDrawData::operator=(const AliTRDrawData &r) | |
71 | { | |
72 | // | |
73 | // Assignment operator | |
74 | // | |
75 | ||
76 | if (this != &r) ((AliTRDrawData &) r).Copy(*this); | |
77 | return *this; | |
78 | ||
79 | } | |
80 | ||
81 | //_____________________________________________________________________________ | |
82 | void AliTRDrawData::Copy(TObject &r) | |
83 | { | |
84 | // | |
85 | // Copy function | |
86 | // | |
87 | ||
88 | ((AliTRDrawData &) r).fDebug = fDebug; | |
89 | ((AliTRDrawData &) r).fDigitsManager = NULL; | |
90 | ||
91 | } | |
92 | ||
93 | //_____________________________________________________________________________ | |
94 | Bool_t AliTRDrawData::OpenInput(const Char_t *name) | |
95 | { | |
96 | // | |
97 | // Opens a ROOT-file with the TRD digits | |
98 | // | |
99 | ||
100 | // Create the digits manager | |
101 | if (fDigitsManager) { | |
102 | delete fDigitsManager; | |
103 | } | |
104 | fDigitsManager = new AliTRDdigitsManager(); | |
105 | fDigitsManager->SetDebug(fDebug); | |
106 | ||
107 | // Open the input file | |
108 | return fDigitsManager->Open(name); | |
109 | ||
110 | } | |
111 | ||
112 | //_____________________________________________________________________________ | |
113 | Bool_t AliTRDrawData::Digit2Raw(const Char_t *name1, const Char_t *name2) | |
114 | { | |
115 | // | |
116 | // Convert the digits to raw data byte stream. The output is written | |
117 | // into the the binary files <name1> and <name2>. | |
118 | // | |
119 | // The pseudo raw data format is currently defined like this: | |
120 | // | |
121 | // LDC header (8 bytes) | |
122 | // FLAG | |
123 | // LDC no. | |
124 | // Number of detectors with data (not yet implemented) | |
125 | // 5 empty bytes | |
126 | // | |
127 | // Subevent (= single chamber) header (8 bytes) | |
128 | // FLAG | |
129 | // Detector number (2 bytes) | |
130 | // Number of data bytes (2 bytes) | |
131 | // Number of pads with data (2 bytes) | |
132 | // 1 empty byte | |
133 | // | |
134 | // Data bank | |
135 | // | |
136 | ||
137 | const Int_t kLDCHeaderLength = 8; | |
138 | const Int_t kSubeventHeaderLength = 8; | |
139 | ||
140 | const Int_t kLDCDummyFlag = 0xAA; | |
141 | const Int_t kSubeventDummyFlag = 0xBB; | |
142 | ||
143 | int headerLDC[2]; | |
144 | int headerSubevent[2]; | |
145 | ||
146 | Int_t ntotalbyte[2] = { 0 }; | |
147 | Int_t nbyte = 0; | |
148 | Int_t npads = 0; | |
149 | unsigned char *byte_p; | |
150 | unsigned char *header_p; | |
151 | ||
152 | AliTRDgeometryFull *geo = new AliTRDgeometryFull(); | |
153 | AliTRDparameter *par = new AliTRDparameter("TRDparameter" | |
154 | ,"TRD parameter class"); | |
155 | AliTRDdataArrayI *digits; | |
156 | ||
157 | if (fDebug) { | |
158 | Info("Digit2Raw","Open the LDC output files %s, %s" | |
159 | ,name1,name2); | |
160 | } | |
161 | ofstream *outputFile1 = new ofstream(name1, ios::out | ios::binary); | |
162 | ofstream *outputFile2 = new ofstream(name2, ios::out | ios::binary); | |
163 | ofstream *outputFile; | |
164 | ||
165 | if (!fDigitsManager) { | |
166 | Error("Digit2Raw","No input file open\n"); | |
167 | return kFALSE; | |
168 | } | |
169 | ||
170 | // Read in the digit arrays | |
171 | if (!fDigitsManager->ReadDigits()) { | |
172 | return kFALSE; | |
173 | } | |
174 | ||
175 | // Count the number of chambers with data | |
176 | Int_t ndetLDC0 = 0; | |
177 | Int_t ndetLDC1 = 0; | |
178 | ||
179 | if (fDebug > 1) { | |
180 | Info("Digit2Raw","Write the LDC headers"); | |
181 | } | |
182 | ||
183 | // Write the LDC header 1 | |
184 | byte_p = (unsigned char *) headerLDC; | |
185 | header_p = byte_p; | |
186 | *byte_p++ = kLDCDummyFlag; | |
187 | *byte_p++ = 1; | |
188 | *byte_p++ = ndetLDC0; | |
189 | *byte_p++ = 0; | |
190 | *byte_p++ = 0; | |
191 | *byte_p++ = 0; | |
192 | *byte_p++ = 0; | |
193 | *byte_p++ = 0; | |
194 | outputFile1->write(header_p,kLDCHeaderLength); | |
195 | ntotalbyte[0] += kLDCHeaderLength; | |
196 | ||
197 | if (fDebug > 1) { | |
198 | Info("Digit2Raw","LDC header 0 = %d, %d",headerLDC[0],headerLDC[1]); | |
199 | } | |
200 | ||
201 | // Write the LDC header 1 | |
202 | byte_p = (unsigned char *) headerLDC; | |
203 | header_p = byte_p; | |
204 | *byte_p++ = kLDCDummyFlag; | |
205 | *byte_p++ = 2; | |
206 | *byte_p++ = ndetLDC1; | |
207 | *byte_p++ = 0; | |
208 | *byte_p++ = 0; | |
209 | *byte_p++ = 0; | |
210 | *byte_p++ = 0; | |
211 | *byte_p++ = 0; | |
212 | outputFile2->write(header_p,kLDCHeaderLength); | |
213 | ntotalbyte[1] += kLDCHeaderLength; | |
214 | ||
215 | if (fDebug > 1) { | |
216 | Info("Digit2Raw","LDC header 1 = %d, %d",headerLDC[0],headerLDC[1]); | |
217 | } | |
218 | ||
219 | // Loop through all detectors | |
220 | for (Int_t det = 0; det < AliTRDgeometry::Ndet(); det++) { | |
221 | ||
222 | Int_t cham = geo->GetChamber(det); | |
223 | Int_t plan = geo->GetPlane(det); | |
224 | Int_t sect = geo->GetSector(det); | |
225 | Int_t rowMax = par->GetRowMax(plan,cham,sect); | |
226 | Int_t colMax = par->GetColMax(plan); | |
227 | Int_t timeMax = par->GetTimeMax(); | |
228 | Int_t bufferMax = rowMax*colMax*timeMax; | |
229 | int *buffer = new int[bufferMax]; | |
230 | ||
231 | npads = 0; | |
232 | nbyte = 0; | |
233 | byte_p = (unsigned char *) buffer; | |
234 | ||
235 | // Determine the LDC (resp. output file) | |
236 | Int_t ldc; | |
237 | if (sect < 9) { | |
238 | outputFile = outputFile1; | |
239 | ldc = 0; | |
240 | } | |
241 | else { | |
242 | outputFile = outputFile2; | |
243 | ldc = 1; | |
244 | } | |
245 | ||
246 | // Get the digits array | |
247 | digits = fDigitsManager->GetDigits(det); | |
248 | digits->Expand(); | |
249 | ||
250 | // Loop through the detector pixel | |
251 | for (Int_t col = 0; col < colMax; col++) { | |
252 | for (Int_t row = 0; row < rowMax; row++) { | |
253 | ||
254 | // Check whether data exists for this pad | |
255 | Bool_t dataflag = kFALSE; | |
256 | for (Int_t time = 0; time < timeMax; time++) { | |
257 | Int_t data = digits->GetDataUnchecked(row,col,time); | |
258 | if (data) { | |
259 | dataflag = kTRUE; | |
260 | break; | |
261 | } | |
262 | } | |
263 | ||
264 | if (dataflag) { | |
265 | ||
266 | npads++; | |
267 | ||
268 | // The pad row number | |
269 | *byte_p++ = row + 1; | |
270 | // The pad column number | |
271 | *byte_p++ = col + 1; | |
272 | nbyte += 2; | |
273 | ||
274 | Int_t nzero = 0; | |
275 | for (Int_t time = 0; time < timeMax; time++) { | |
276 | ||
277 | Int_t data = digits->GetDataUnchecked(row,col,time); | |
278 | ||
279 | if (!data) { | |
280 | nzero++; | |
281 | if ((nzero == 256) || | |
282 | (time == timeMax-1)) { | |
283 | *byte_p++ = 0; | |
284 | *byte_p++ = nzero-1; | |
285 | nbyte += 2; | |
286 | nzero = 0; | |
287 | } | |
288 | } | |
289 | else { | |
290 | if (nzero) { | |
291 | *byte_p++ = 0; | |
292 | *byte_p++ = nzero-1; | |
293 | nbyte += 2; | |
294 | nzero = 0; | |
295 | } | |
296 | // High byte (MSB always set) | |
297 | *byte_p++ = ((data >> 8) | 128); | |
298 | // Low byte | |
299 | *byte_p++ = (data & 0xff); | |
300 | nbyte += 2; | |
301 | } | |
302 | ||
303 | } | |
304 | ||
305 | } | |
306 | ||
307 | } | |
308 | ||
309 | } | |
310 | ||
311 | // Fill the end of the buffer with zeros | |
312 | while (nbyte % 4) { | |
313 | *byte_p++ = 0; | |
314 | nbyte++; | |
315 | } | |
316 | ||
317 | if (fDebug > 1) { | |
318 | Info("Digit2Raw","LDC = %d, det = %d, nbyte = %d (%d)",ldc,det,nbyte,bufferMax); | |
319 | } | |
320 | ||
321 | // Write the subevent header | |
322 | byte_p = (unsigned char *) headerSubevent; | |
323 | header_p = byte_p; | |
324 | *byte_p++ = kSubeventDummyFlag; | |
325 | *byte_p++ = (det & 0xff); | |
326 | *byte_p++ = (det >> 8); | |
327 | *byte_p++ = (nbyte & 0xff); | |
328 | *byte_p++ = (nbyte >> 8); | |
329 | *byte_p++ = (npads & 0xff); | |
330 | *byte_p++ = (npads >> 8); | |
331 | *byte_p++ = 0; | |
332 | outputFile->write(header_p,kSubeventHeaderLength); | |
333 | ||
334 | // Write the buffer to the file | |
335 | byte_p = (unsigned char *) buffer; | |
336 | outputFile->write(byte_p,nbyte); | |
337 | ||
338 | ntotalbyte[ldc] += nbyte + kSubeventHeaderLength; | |
339 | ||
340 | delete buffer; | |
341 | ||
342 | } | |
343 | ||
344 | if (fDebug) { | |
345 | Info("Digit2Raw","Total size: LDC0 = %d, LDC1 = %d",ntotalbyte[0],ntotalbyte[1]); | |
346 | } | |
347 | ||
348 | outputFile1->close(); | |
349 | outputFile2->close(); | |
350 | ||
351 | delete geo; | |
352 | delete par; | |
353 | delete outputFile1; | |
354 | delete outputFile2; | |
355 | ||
356 | return kTRUE; | |
357 | ||
358 | } | |
359 | ||
360 | //_____________________________________________________________________________ | |
361 | Bool_t AliTRDrawData::Raw2Digit(const Char_t *name1, const Char_t *name2) | |
362 | { | |
363 | ||
364 | const Int_t kLDCHeaderLength = 8; | |
365 | const Int_t kSubeventHeaderLength = 8; | |
366 | ||
367 | const Int_t kNldc = 2; | |
368 | const Char_t *name = 0; | |
369 | ||
370 | int headerLDC[2]; | |
371 | int headerSubevent[2]; | |
372 | ||
373 | Int_t npads = 0; | |
374 | Int_t nbyte = 0; | |
375 | unsigned char *byte_p; | |
376 | ifstream *inputFile = 0; | |
377 | AliTRDdataArrayI *digits = 0; | |
378 | ||
379 | AliTRDgeometryFull *geo = new AliTRDgeometryFull(); | |
380 | AliTRDparameter *par = new AliTRDparameter("TRDparameter" | |
381 | ,"TRD parameter class"); | |
382 | ||
383 | // Create the digits manager | |
384 | if (fDigitsManager) { | |
385 | delete fDigitsManager; | |
386 | } | |
387 | fDigitsManager = new AliTRDdigitsManager(); | |
388 | fDigitsManager->SetDebug(fDebug); | |
389 | fDigitsManager->CreateArrays(); | |
390 | ||
391 | for (Int_t ldc = 0; ldc < kNldc; ldc++) { | |
392 | ||
393 | if (ldc == 0) { | |
394 | name = name1; | |
395 | } | |
396 | else if (ldc == 1) { | |
397 | name = name2; | |
398 | } | |
399 | if (fDebug) { | |
400 | Info("Raw2Digit","Open the LDC input file %s",name); | |
401 | } | |
402 | inputFile = new ifstream(name, ios::in | ios::binary); | |
403 | ||
404 | // Read the LDC header | |
405 | byte_p = (unsigned char *) headerLDC; | |
406 | inputFile->read(byte_p,kLDCHeaderLength); | |
407 | ||
408 | if (fDebug > 1) { | |
409 | Info("Raw2Digit","LDC header no. %d:",ldc); | |
410 | Info("Raw2Digit","\tflag = %d",*byte_p++); | |
411 | Info("Raw2Digit","\tldc no = %d",*byte_p++); | |
412 | Info("Raw2Digit","\tndet = %d",*byte_p++); | |
413 | Info("Raw2Digit","\tempty = %d",*byte_p++); | |
414 | Info("Raw2Digit","\tempty = %d",*byte_p++); | |
415 | Info("Raw2Digit","\tempty = %d",*byte_p++); | |
416 | Info("Raw2Digit","\tempty = %d",*byte_p++); | |
417 | Info("Raw2Digit","\tempty = %d",*byte_p++); | |
418 | } | |
419 | ||
420 | // Loop through the subevents | |
421 | byte_p = (unsigned char *) headerSubevent; | |
422 | while (inputFile->read(byte_p,kSubeventHeaderLength)) { | |
423 | ||
424 | Int_t flag = *byte_p++; | |
425 | Int_t detl = *byte_p++; | |
426 | Int_t deth = *byte_p++; | |
427 | Int_t det = detl + (deth << 8); | |
428 | Int_t nbytel = *byte_p++; | |
429 | Int_t nbyteh = *byte_p++; | |
430 | nbyte = nbytel + (nbyteh << 8); | |
431 | Int_t npadsl = *byte_p++; | |
432 | Int_t npadsh = *byte_p++; | |
433 | npads = npadsl + (npadsh << 8); | |
434 | if (fDebug > 2) { | |
435 | Info("Raw2Digit","Subevent header:"); | |
436 | Info("Raw2Digit","\tflag = %d",flag); | |
437 | Info("Raw2Digit","\tdet = %d",det); | |
438 | Info("Raw2Digit","\tnbyte = %d",nbyte); | |
439 | Info("Raw2Digit","\tnpads = %d",npads); | |
440 | Info("Raw2Digit","\tempty = %d",*byte_p++); | |
441 | } | |
442 | ||
443 | // Create the data buffer | |
444 | Int_t cham = geo->GetChamber(det); | |
445 | Int_t plan = geo->GetPlane(det); | |
446 | Int_t sect = geo->GetSector(det); | |
447 | Int_t rowMax = par->GetRowMax(plan,cham,sect); | |
448 | Int_t colMax = par->GetColMax(plan); | |
449 | Int_t timeMax = par->GetTimeMax(); | |
450 | Int_t bufferMax = rowMax*colMax*timeMax; | |
451 | int *buffer = new int[bufferMax]; | |
452 | byte_p = (unsigned char *) buffer; | |
453 | memset(buffer,0,bufferMax*sizeof(int)); | |
454 | ||
455 | // Add a container for the digits of this detector | |
456 | digits = fDigitsManager->GetDigits(det); | |
457 | // Allocate memory space for the digits buffer | |
458 | if (digits->GetNtime() == 0) { | |
459 | digits->Allocate(rowMax,colMax,timeMax); | |
460 | } | |
461 | ||
462 | // Read the data | |
463 | inputFile->read(byte_p,nbyte); | |
464 | ||
465 | Int_t time; | |
466 | Int_t nzero; | |
467 | Int_t data; | |
468 | Int_t low; | |
469 | Int_t high; | |
470 | Int_t signal; | |
471 | ||
472 | // Decompress the data | |
473 | while (nbyte > 0) { | |
474 | ||
475 | // The pad row number | |
476 | Int_t row = (*byte_p++) - 1; | |
477 | // The pad column number | |
478 | Int_t col = (*byte_p++) - 1; | |
479 | nbyte -= 2; | |
480 | ||
481 | time = nzero = 0; | |
482 | ||
483 | while ((time < timeMax) && | |
484 | (nbyte > 0)) { | |
485 | ||
486 | data = *byte_p++; | |
487 | nbyte--; | |
488 | ||
489 | if (data) { | |
490 | if (!nzero) { | |
491 | // signal for given timebim | |
492 | low = *byte_p++; | |
493 | high = data & 127; | |
494 | signal = low + (high << 8); | |
495 | if ((row < 0) || (col < 0) || (time < 0) || | |
496 | (row >= rowMax) || (col >= colMax) || (time >= timeMax)) { | |
497 | Error("Raw2Digit" | |
498 | ,"row=%d(%d) col=%d(%d) time=%d(%d)" | |
499 | ,row,rowMax,col,colMax,time,timeMax); | |
500 | } | |
501 | else { | |
502 | digits->SetDataUnchecked(row,col,time,signal); | |
503 | } | |
504 | nbyte--; | |
505 | time++; | |
506 | } | |
507 | else { | |
508 | time += data + 1; | |
509 | nzero = 0; | |
510 | } | |
511 | } | |
512 | else { | |
513 | if (!nzero) { | |
514 | nzero = 1; | |
515 | } | |
516 | else { | |
517 | time++; | |
518 | nzero = 0; | |
519 | } | |
520 | } | |
521 | ||
522 | } | |
523 | ||
524 | } | |
525 | ||
526 | digits->Compress(1,0); | |
527 | ||
528 | delete buffer; | |
529 | ||
530 | byte_p = (unsigned char *) headerSubevent; | |
531 | ||
532 | } | |
533 | ||
534 | inputFile->close(); | |
535 | delete inputFile; | |
536 | inputFile = 0; | |
537 | ||
538 | } | |
539 | ||
540 | delete geo; | |
541 | delete par; | |
542 | ||
543 | return kTRUE; | |
544 | ||
545 | } |