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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" | |
bd0f8685 | 28 | #include "AliTRDgeometry.h" |
5990c064 | 29 | #include "AliTRDdataArrayI.h" |
b864d801 | 30 | #include "AliTRDRawStream.h" |
31 | #include "AliRawDataHeader.h" | |
928e9fae | 32 | #include "AliRawReader.h" |
3551db50 | 33 | #include "AliTRDCommonParam.h" |
34 | #include "AliTRDcalibDB.h" | |
362c9d61 | 35 | #include "AliDAQ.h" |
5990c064 | 36 | |
37 | ClassImp(AliTRDrawData) | |
38 | ||
39 | //_____________________________________________________________________________ | |
40 | AliTRDrawData::AliTRDrawData():TObject() | |
41 | { | |
b864d801 | 42 | // |
43 | // Default constructor | |
44 | // | |
5990c064 | 45 | |
46 | fDebug = 0; | |
5990c064 | 47 | |
48 | } | |
49 | ||
50 | //_____________________________________________________________________________ | |
b864d801 | 51 | AliTRDrawData::AliTRDrawData(const AliTRDrawData &r):TObject() |
5990c064 | 52 | { |
53 | // | |
54 | // AliTRDrawData copy constructor | |
55 | // | |
56 | ||
57 | ((AliTRDrawData &) r).Copy(*this); | |
58 | ||
59 | } | |
60 | ||
61 | //_____________________________________________________________________________ | |
62 | AliTRDrawData::~AliTRDrawData() | |
63 | { | |
64 | // | |
65 | // Destructor | |
66 | // | |
67 | ||
5990c064 | 68 | } |
69 | ||
70 | //_____________________________________________________________________________ | |
71 | AliTRDrawData &AliTRDrawData::operator=(const AliTRDrawData &r) | |
72 | { | |
73 | // | |
74 | // Assignment operator | |
75 | // | |
76 | ||
77 | if (this != &r) ((AliTRDrawData &) r).Copy(*this); | |
78 | return *this; | |
79 | ||
80 | } | |
81 | ||
82 | //_____________________________________________________________________________ | |
e0d47c25 | 83 | void AliTRDrawData::Copy(TObject &r) const |
5990c064 | 84 | { |
85 | // | |
86 | // Copy function | |
87 | // | |
88 | ||
89 | ((AliTRDrawData &) r).fDebug = fDebug; | |
5990c064 | 90 | |
91 | } | |
92 | ||
93 | //_____________________________________________________________________________ | |
b864d801 | 94 | Bool_t AliTRDrawData::Digits2Raw(TTree *digitsTree) |
5990c064 | 95 | { |
96 | // | |
97 | // Convert the digits to raw data byte stream. The output is written | |
b864d801 | 98 | // into the the binary files TRD_<DDL number>.ddl. |
5990c064 | 99 | // |
100 | // The pseudo raw data format is currently defined like this: | |
101 | // | |
b864d801 | 102 | // DDL data header |
5990c064 | 103 | // |
104 | // Subevent (= single chamber) header (8 bytes) | |
105 | // FLAG | |
106 | // Detector number (2 bytes) | |
107 | // Number of data bytes (2 bytes) | |
108 | // Number of pads with data (2 bytes) | |
109 | // 1 empty byte | |
110 | // | |
111 | // Data bank | |
112 | // | |
113 | ||
362c9d61 | 114 | const Int_t kNumberOfDDLs = AliDAQ::NumberOfDdls("TRD"); |
5990c064 | 115 | const Int_t kSubeventHeaderLength = 8; |
5990c064 | 116 | const Int_t kSubeventDummyFlag = 0xBB; |
e3e1266c | 117 | Int_t headerSubevent[3]; |
5990c064 | 118 | |
bc33499b | 119 | ofstream **outputFile = new ofstream* [kNumberOfDDLs]; |
120 | UInt_t *bHPosition = new UInt_t [kNumberOfDDLs]; | |
121 | Int_t *ntotalbyte = new Int_t [kNumberOfDDLs]; | |
5990c064 | 122 | Int_t nbyte = 0; |
123 | Int_t npads = 0; | |
b864d801 | 124 | unsigned char *bytePtr; |
125 | unsigned char *headerPtr; | |
5990c064 | 126 | |
b864d801 | 127 | AliTRDdigitsManager* digitsManager = new AliTRDdigitsManager(); |
128 | digitsManager->SetDebug(fDebug); | |
5990c064 | 129 | |
130 | // Read in the digit arrays | |
b864d801 | 131 | if (!digitsManager->ReadDigits(digitsTree)) { |
132 | delete digitsManager; | |
5990c064 | 133 | return kFALSE; |
134 | } | |
135 | ||
bd0f8685 | 136 | AliTRDgeometry *geo = new AliTRDgeometry(); |
137 | AliTRDdataArrayI *digits; | |
5990c064 | 138 | |
3551db50 | 139 | AliTRDCommonParam* commonParam = AliTRDCommonParam::Instance(); |
140 | if (!commonParam) | |
141 | { | |
142 | printf("<AliTRDrawData::Digits2Raw> "); | |
143 | printf("Could not get common params\n"); | |
144 | return 0; | |
145 | } | |
146 | ||
147 | AliTRDcalibDB* calibration = AliTRDcalibDB::Instance(); | |
148 | if (!calibration) | |
149 | { | |
150 | printf("<AliTRDdigitizer::Digits2Raw> "); | |
151 | printf("Could not get calibration object\n"); | |
152 | return kFALSE; | |
153 | } | |
154 | ||
b864d801 | 155 | // the event header |
156 | AliRawDataHeader header; | |
5990c064 | 157 | |
b864d801 | 158 | // Open the output files |
159 | for (Int_t iDDL = 0; iDDL < kNumberOfDDLs; iDDL++) { | |
160 | char name[20]; | |
362c9d61 | 161 | strcpy(name,AliDAQ::DdlFileName("TRD",iDDL)); |
b864d801 | 162 | #ifndef __DECCXX |
163 | outputFile[iDDL] = new ofstream(name, ios::binary); | |
164 | #else | |
165 | outputFile[iDDL] = new ofstream(name); | |
166 | #endif | |
167 | ||
168 | // Write a dummy data header | |
169 | bHPosition[iDDL] = outputFile[iDDL]->tellp(); | |
170 | outputFile[iDDL]->write((char*)(&header),sizeof(header)); | |
171 | ntotalbyte[iDDL] = 0; | |
5990c064 | 172 | } |
173 | ||
174 | // Loop through all detectors | |
175 | for (Int_t det = 0; det < AliTRDgeometry::Ndet(); det++) { | |
176 | ||
177 | Int_t cham = geo->GetChamber(det); | |
178 | Int_t plan = geo->GetPlane(det); | |
179 | Int_t sect = geo->GetSector(det); | |
3551db50 | 180 | Int_t rowMax = commonParam->GetRowMax(plan,cham,sect); |
181 | Int_t colMax = commonParam->GetColMax(plan); | |
182 | Int_t timeTotal = calibration->GetNumberOfTimeBins(); | |
928e9fae | 183 | Int_t bufferMax = rowMax*colMax*timeTotal; |
e3e1266c | 184 | Int_t *buffer = new Int_t[bufferMax]; |
5990c064 | 185 | |
b864d801 | 186 | npads = 0; |
187 | nbyte = 0; | |
188 | bytePtr = (unsigned char *) buffer; | |
5990c064 | 189 | |
b864d801 | 190 | Int_t iDDL = sect; |
5990c064 | 191 | |
192 | // Get the digits array | |
b864d801 | 193 | digits = digitsManager->GetDigits(det); |
5990c064 | 194 | digits->Expand(); |
195 | ||
196 | // Loop through the detector pixel | |
197 | for (Int_t col = 0; col < colMax; col++) { | |
198 | for (Int_t row = 0; row < rowMax; row++) { | |
199 | ||
200 | // Check whether data exists for this pad | |
201 | Bool_t dataflag = kFALSE; | |
928e9fae | 202 | for (Int_t time = 0; time < timeTotal; time++) { |
5990c064 | 203 | Int_t data = digits->GetDataUnchecked(row,col,time); |
204 | if (data) { | |
205 | dataflag = kTRUE; | |
206 | break; | |
207 | } | |
208 | } | |
209 | ||
210 | if (dataflag) { | |
211 | ||
212 | npads++; | |
213 | ||
214 | // The pad row number | |
b864d801 | 215 | *bytePtr++ = row + 1; |
5990c064 | 216 | // The pad column number |
b864d801 | 217 | *bytePtr++ = col + 1; |
5990c064 | 218 | nbyte += 2; |
219 | ||
220 | Int_t nzero = 0; | |
928e9fae | 221 | for (Int_t time = 0; time < timeTotal; time++) { |
5990c064 | 222 | |
223 | Int_t data = digits->GetDataUnchecked(row,col,time); | |
224 | ||
225 | if (!data) { | |
226 | nzero++; | |
227 | if ((nzero == 256) || | |
928e9fae | 228 | (time == timeTotal-1)) { |
b864d801 | 229 | *bytePtr++ = 0; |
230 | *bytePtr++ = nzero-1; | |
5990c064 | 231 | nbyte += 2; |
232 | nzero = 0; | |
233 | } | |
234 | } | |
235 | else { | |
236 | if (nzero) { | |
b864d801 | 237 | *bytePtr++ = 0; |
238 | *bytePtr++ = nzero-1; | |
5990c064 | 239 | nbyte += 2; |
240 | nzero = 0; | |
241 | } | |
242 | // High byte (MSB always set) | |
b864d801 | 243 | *bytePtr++ = ((data >> 8) | 128); |
5990c064 | 244 | // Low byte |
b864d801 | 245 | *bytePtr++ = (data & 0xff); |
5990c064 | 246 | nbyte += 2; |
247 | } | |
248 | ||
249 | } | |
250 | ||
251 | } | |
252 | ||
253 | } | |
254 | ||
255 | } | |
256 | ||
257 | // Fill the end of the buffer with zeros | |
258 | while (nbyte % 4) { | |
b864d801 | 259 | *bytePtr++ = 0; |
5990c064 | 260 | nbyte++; |
261 | } | |
262 | ||
263 | if (fDebug > 1) { | |
b864d801 | 264 | Info("Digits2Raw","det = %d, nbyte = %d (%d)",det,nbyte,bufferMax); |
5990c064 | 265 | } |
266 | ||
267 | // Write the subevent header | |
b864d801 | 268 | bytePtr = (unsigned char *) headerSubevent; |
269 | headerPtr = bytePtr; | |
270 | *bytePtr++ = kSubeventDummyFlag; | |
271 | *bytePtr++ = (det & 0xff); | |
272 | *bytePtr++ = (det >> 8); | |
273 | *bytePtr++ = (nbyte & 0xff); | |
274 | *bytePtr++ = (nbyte >> 8); | |
928e9fae | 275 | *bytePtr++ = (nbyte >> 16); |
b864d801 | 276 | *bytePtr++ = (npads & 0xff); |
277 | *bytePtr++ = (npads >> 8); | |
b864d801 | 278 | outputFile[iDDL]->write((char*)headerPtr,kSubeventHeaderLength); |
5990c064 | 279 | |
280 | // Write the buffer to the file | |
b864d801 | 281 | bytePtr = (unsigned char *) buffer; |
282 | outputFile[iDDL]->write((char*)bytePtr,nbyte); | |
5990c064 | 283 | |
b864d801 | 284 | ntotalbyte[iDDL] += nbyte + kSubeventHeaderLength; |
5990c064 | 285 | |
286 | delete buffer; | |
287 | ||
288 | } | |
289 | ||
290 | if (fDebug) { | |
b864d801 | 291 | for (Int_t iDDL = 0; iDDL < kNumberOfDDLs; iDDL++) { |
292 | Info("Digits2Raw","Total size: DDL %d = %d",iDDL,ntotalbyte[iDDL]); | |
293 | } | |
5990c064 | 294 | } |
295 | ||
b864d801 | 296 | // Update the data headers and close the output files |
297 | for (Int_t iDDL = 0; iDDL < kNumberOfDDLs; iDDL++) { | |
298 | header.fSize = UInt_t(outputFile[iDDL]->tellp()) - bHPosition[iDDL]; | |
299 | header.SetAttribute(0); // valid data | |
300 | outputFile[iDDL]->seekp(bHPosition[iDDL]); | |
301 | outputFile[iDDL]->write((char*)(&header),sizeof(header)); | |
302 | ||
303 | outputFile[iDDL]->close(); | |
304 | delete outputFile[iDDL]; | |
305 | } | |
5990c064 | 306 | |
307 | delete geo; | |
b864d801 | 308 | delete digitsManager; |
5990c064 | 309 | |
bc33499b | 310 | delete [] outputFile; |
311 | delete [] bHPosition; | |
312 | delete [] ntotalbyte; | |
313 | ||
314 | ||
315 | ||
316 | ||
5990c064 | 317 | return kTRUE; |
318 | ||
319 | } | |
320 | ||
321 | //_____________________________________________________________________________ | |
b864d801 | 322 | AliTRDdigitsManager* AliTRDrawData::Raw2Digits(AliRawReader* rawReader) |
5990c064 | 323 | { |
b864d801 | 324 | // |
325 | // Read the raw data digits and put them into the returned digits manager | |
326 | // | |
5990c064 | 327 | |
5990c064 | 328 | AliTRDdataArrayI *digits = 0; |
928e9fae | 329 | AliTRDdataArrayI *track0 = 0; |
330 | AliTRDdataArrayI *track1 = 0; | |
331 | AliTRDdataArrayI *track2 = 0; | |
5990c064 | 332 | |
bd0f8685 | 333 | AliTRDgeometry *geo = new AliTRDgeometry(); |
3551db50 | 334 | |
335 | AliTRDCommonParam* commonParam = AliTRDCommonParam::Instance(); | |
336 | if (!commonParam) | |
337 | { | |
338 | printf("<AliTRDrawData::Raw2Digits> "); | |
339 | printf("Could not get common params\n"); | |
340 | return 0; | |
341 | } | |
342 | ||
343 | AliTRDcalibDB* calibration = AliTRDcalibDB::Instance(); | |
344 | if (!calibration) | |
345 | { | |
346 | printf("<AliTRDdigitizer::Raw2Digits> "); | |
347 | printf("Could not get calibration object\n"); | |
348 | return 0; | |
349 | } | |
5990c064 | 350 | |
351 | // Create the digits manager | |
b864d801 | 352 | AliTRDdigitsManager* digitsManager = new AliTRDdigitsManager(); |
353 | digitsManager->SetDebug(fDebug); | |
354 | digitsManager->CreateArrays(); | |
5990c064 | 355 | |
3551db50 | 356 | AliTRDRawStream input(rawReader); |
5990c064 | 357 | |
b864d801 | 358 | // Loop through the digits |
359 | while (input.Next()) { | |
5990c064 | 360 | |
b864d801 | 361 | Int_t det = input.GetDetector(); |
362 | Int_t npads = input.GetNPads(); | |
5990c064 | 363 | |
b864d801 | 364 | if (input.IsNewDetector()) { |
365 | ||
366 | if (digits) digits->Compress(1,0); | |
928e9fae | 367 | if (track0) track0->Compress(1,0); |
368 | if (track1) track1->Compress(1,0); | |
369 | if (track2) track2->Compress(1,0); | |
5990c064 | 370 | |
5990c064 | 371 | if (fDebug > 2) { |
b864d801 | 372 | Info("Raw2Digits","Subevent header:"); |
373 | Info("Raw2Digits","\tdet = %d",det); | |
374 | Info("Raw2Digits","\tnpads = %d",npads); | |
5990c064 | 375 | } |
376 | ||
377 | // Create the data buffer | |
378 | Int_t cham = geo->GetChamber(det); | |
379 | Int_t plan = geo->GetPlane(det); | |
380 | Int_t sect = geo->GetSector(det); | |
3551db50 | 381 | Int_t rowMax = commonParam->GetRowMax(plan,cham,sect); |
382 | Int_t colMax = commonParam->GetColMax(plan); | |
383 | Int_t timeTotal = calibration->GetNumberOfTimeBins(); | |
5990c064 | 384 | |
385 | // Add a container for the digits of this detector | |
b864d801 | 386 | digits = digitsManager->GetDigits(det); |
928e9fae | 387 | track0 = digitsManager->GetDictionary(det,0); |
388 | track1 = digitsManager->GetDictionary(det,1); | |
389 | track2 = digitsManager->GetDictionary(det,2); | |
5990c064 | 390 | // Allocate memory space for the digits buffer |
391 | if (digits->GetNtime() == 0) { | |
928e9fae | 392 | digits->Allocate(rowMax,colMax,timeTotal); |
393 | track0->Allocate(rowMax,colMax,timeTotal); | |
394 | track1->Allocate(rowMax,colMax,timeTotal); | |
395 | track2->Allocate(rowMax,colMax,timeTotal); | |
5990c064 | 396 | } |
397 | ||
5990c064 | 398 | } |
928e9fae | 399 | |
b864d801 | 400 | digits->SetDataUnchecked(input.GetRow(),input.GetColumn(), |
401 | input.GetTime(),input.GetSignal()); | |
928e9fae | 402 | track0->SetDataUnchecked(input.GetRow(),input.GetColumn(), |
403 | input.GetTime(), -1); | |
404 | track1->SetDataUnchecked(input.GetRow(),input.GetColumn(), | |
405 | input.GetTime(), -1); | |
406 | track2->SetDataUnchecked(input.GetRow(),input.GetColumn(), | |
407 | input.GetTime(), -1); | |
5990c064 | 408 | } |
409 | ||
b864d801 | 410 | if (digits) digits->Compress(1,0); |
928e9fae | 411 | if (track0) track0->Compress(1,0); |
412 | if (track1) track1->Compress(1,0); | |
413 | if (track2) track2->Compress(1,0); | |
b864d801 | 414 | |
5990c064 | 415 | delete geo; |
5990c064 | 416 | |
b864d801 | 417 | return digitsManager; |
5990c064 | 418 | |
419 | } |