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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" | |
5990c064 | 35 | |
36 | ClassImp(AliTRDrawData) | |
37 | ||
38 | //_____________________________________________________________________________ | |
39 | AliTRDrawData::AliTRDrawData():TObject() | |
40 | { | |
b864d801 | 41 | // |
42 | // Default constructor | |
43 | // | |
5990c064 | 44 | |
45 | fDebug = 0; | |
5990c064 | 46 | |
47 | } | |
48 | ||
49 | //_____________________________________________________________________________ | |
b864d801 | 50 | AliTRDrawData::AliTRDrawData(const AliTRDrawData &r):TObject() |
5990c064 | 51 | { |
52 | // | |
53 | // AliTRDrawData copy constructor | |
54 | // | |
55 | ||
56 | ((AliTRDrawData &) r).Copy(*this); | |
57 | ||
58 | } | |
59 | ||
60 | //_____________________________________________________________________________ | |
61 | AliTRDrawData::~AliTRDrawData() | |
62 | { | |
63 | // | |
64 | // Destructor | |
65 | // | |
66 | ||
5990c064 | 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 | //_____________________________________________________________________________ | |
e0d47c25 | 82 | void AliTRDrawData::Copy(TObject &r) const |
5990c064 | 83 | { |
84 | // | |
85 | // Copy function | |
86 | // | |
87 | ||
88 | ((AliTRDrawData &) r).fDebug = fDebug; | |
5990c064 | 89 | |
90 | } | |
91 | ||
92 | //_____________________________________________________________________________ | |
b864d801 | 93 | Bool_t AliTRDrawData::Digits2Raw(TTree *digitsTree) |
5990c064 | 94 | { |
95 | // | |
96 | // Convert the digits to raw data byte stream. The output is written | |
b864d801 | 97 | // into the the binary files TRD_<DDL number>.ddl. |
5990c064 | 98 | // |
99 | // The pseudo raw data format is currently defined like this: | |
100 | // | |
b864d801 | 101 | // DDL data header |
5990c064 | 102 | // |
103 | // Subevent (= single chamber) header (8 bytes) | |
104 | // FLAG | |
105 | // Detector number (2 bytes) | |
106 | // Number of data bytes (2 bytes) | |
107 | // Number of pads with data (2 bytes) | |
108 | // 1 empty byte | |
109 | // | |
110 | // Data bank | |
111 | // | |
112 | ||
b864d801 | 113 | const Int_t kNumberOfDDLs = 18; |
5990c064 | 114 | const Int_t kSubeventHeaderLength = 8; |
5990c064 | 115 | const Int_t kSubeventDummyFlag = 0xBB; |
e3e1266c | 116 | Int_t headerSubevent[3]; |
5990c064 | 117 | |
b864d801 | 118 | ofstream *outputFile[kNumberOfDDLs]; |
119 | UInt_t bHPosition[kNumberOfDDLs]; | |
120 | Int_t ntotalbyte[kNumberOfDDLs]; | |
5990c064 | 121 | Int_t nbyte = 0; |
122 | Int_t npads = 0; | |
b864d801 | 123 | unsigned char *bytePtr; |
124 | unsigned char *headerPtr; | |
5990c064 | 125 | |
b864d801 | 126 | AliTRDdigitsManager* digitsManager = new AliTRDdigitsManager(); |
127 | digitsManager->SetDebug(fDebug); | |
5990c064 | 128 | |
129 | // Read in the digit arrays | |
b864d801 | 130 | if (!digitsManager->ReadDigits(digitsTree)) { |
131 | delete digitsManager; | |
5990c064 | 132 | return kFALSE; |
133 | } | |
134 | ||
bd0f8685 | 135 | AliTRDgeometry *geo = new AliTRDgeometry(); |
136 | AliTRDdataArrayI *digits; | |
5990c064 | 137 | |
3551db50 | 138 | AliTRDCommonParam* commonParam = AliTRDCommonParam::Instance(); |
139 | if (!commonParam) | |
140 | { | |
141 | printf("<AliTRDrawData::Digits2Raw> "); | |
142 | printf("Could not get common params\n"); | |
143 | return 0; | |
144 | } | |
145 | ||
146 | AliTRDcalibDB* calibration = AliTRDcalibDB::Instance(); | |
147 | if (!calibration) | |
148 | { | |
149 | printf("<AliTRDdigitizer::Digits2Raw> "); | |
150 | printf("Could not get calibration object\n"); | |
151 | return kFALSE; | |
152 | } | |
153 | ||
b864d801 | 154 | // the event header |
155 | AliRawDataHeader header; | |
5990c064 | 156 | |
b864d801 | 157 | // Open the output files |
158 | for (Int_t iDDL = 0; iDDL < kNumberOfDDLs; iDDL++) { | |
159 | char name[20]; | |
160 | sprintf(name, "TRD_%d.ddl", iDDL + AliTRDRawStream::kDDLOffset); | |
161 | #ifndef __DECCXX | |
162 | outputFile[iDDL] = new ofstream(name, ios::binary); | |
163 | #else | |
164 | outputFile[iDDL] = new ofstream(name); | |
165 | #endif | |
166 | ||
167 | // Write a dummy data header | |
168 | bHPosition[iDDL] = outputFile[iDDL]->tellp(); | |
169 | outputFile[iDDL]->write((char*)(&header),sizeof(header)); | |
170 | ntotalbyte[iDDL] = 0; | |
5990c064 | 171 | } |
172 | ||
173 | // Loop through all detectors | |
174 | for (Int_t det = 0; det < AliTRDgeometry::Ndet(); det++) { | |
175 | ||
176 | Int_t cham = geo->GetChamber(det); | |
177 | Int_t plan = geo->GetPlane(det); | |
178 | Int_t sect = geo->GetSector(det); | |
3551db50 | 179 | Int_t rowMax = commonParam->GetRowMax(plan,cham,sect); |
180 | Int_t colMax = commonParam->GetColMax(plan); | |
181 | Int_t timeTotal = calibration->GetNumberOfTimeBins(); | |
928e9fae | 182 | Int_t bufferMax = rowMax*colMax*timeTotal; |
e3e1266c | 183 | Int_t *buffer = new Int_t[bufferMax]; |
5990c064 | 184 | |
b864d801 | 185 | npads = 0; |
186 | nbyte = 0; | |
187 | bytePtr = (unsigned char *) buffer; | |
5990c064 | 188 | |
b864d801 | 189 | Int_t iDDL = sect; |
5990c064 | 190 | |
191 | // Get the digits array | |
b864d801 | 192 | digits = digitsManager->GetDigits(det); |
5990c064 | 193 | digits->Expand(); |
194 | ||
195 | // Loop through the detector pixel | |
196 | for (Int_t col = 0; col < colMax; col++) { | |
197 | for (Int_t row = 0; row < rowMax; row++) { | |
198 | ||
199 | // Check whether data exists for this pad | |
200 | Bool_t dataflag = kFALSE; | |
928e9fae | 201 | for (Int_t time = 0; time < timeTotal; time++) { |
5990c064 | 202 | Int_t data = digits->GetDataUnchecked(row,col,time); |
203 | if (data) { | |
204 | dataflag = kTRUE; | |
205 | break; | |
206 | } | |
207 | } | |
208 | ||
209 | if (dataflag) { | |
210 | ||
211 | npads++; | |
212 | ||
213 | // The pad row number | |
b864d801 | 214 | *bytePtr++ = row + 1; |
5990c064 | 215 | // The pad column number |
b864d801 | 216 | *bytePtr++ = col + 1; |
5990c064 | 217 | nbyte += 2; |
218 | ||
219 | Int_t nzero = 0; | |
928e9fae | 220 | for (Int_t time = 0; time < timeTotal; time++) { |
5990c064 | 221 | |
222 | Int_t data = digits->GetDataUnchecked(row,col,time); | |
223 | ||
224 | if (!data) { | |
225 | nzero++; | |
226 | if ((nzero == 256) || | |
928e9fae | 227 | (time == timeTotal-1)) { |
b864d801 | 228 | *bytePtr++ = 0; |
229 | *bytePtr++ = nzero-1; | |
5990c064 | 230 | nbyte += 2; |
231 | nzero = 0; | |
232 | } | |
233 | } | |
234 | else { | |
235 | if (nzero) { | |
b864d801 | 236 | *bytePtr++ = 0; |
237 | *bytePtr++ = nzero-1; | |
5990c064 | 238 | nbyte += 2; |
239 | nzero = 0; | |
240 | } | |
241 | // High byte (MSB always set) | |
b864d801 | 242 | *bytePtr++ = ((data >> 8) | 128); |
5990c064 | 243 | // Low byte |
b864d801 | 244 | *bytePtr++ = (data & 0xff); |
5990c064 | 245 | nbyte += 2; |
246 | } | |
247 | ||
248 | } | |
249 | ||
250 | } | |
251 | ||
252 | } | |
253 | ||
254 | } | |
255 | ||
256 | // Fill the end of the buffer with zeros | |
257 | while (nbyte % 4) { | |
b864d801 | 258 | *bytePtr++ = 0; |
5990c064 | 259 | nbyte++; |
260 | } | |
261 | ||
262 | if (fDebug > 1) { | |
b864d801 | 263 | Info("Digits2Raw","det = %d, nbyte = %d (%d)",det,nbyte,bufferMax); |
5990c064 | 264 | } |
265 | ||
266 | // Write the subevent header | |
b864d801 | 267 | bytePtr = (unsigned char *) headerSubevent; |
268 | headerPtr = bytePtr; | |
269 | *bytePtr++ = kSubeventDummyFlag; | |
270 | *bytePtr++ = (det & 0xff); | |
271 | *bytePtr++ = (det >> 8); | |
272 | *bytePtr++ = (nbyte & 0xff); | |
273 | *bytePtr++ = (nbyte >> 8); | |
928e9fae | 274 | *bytePtr++ = (nbyte >> 16); |
b864d801 | 275 | *bytePtr++ = (npads & 0xff); |
276 | *bytePtr++ = (npads >> 8); | |
b864d801 | 277 | outputFile[iDDL]->write((char*)headerPtr,kSubeventHeaderLength); |
5990c064 | 278 | |
279 | // Write the buffer to the file | |
b864d801 | 280 | bytePtr = (unsigned char *) buffer; |
281 | outputFile[iDDL]->write((char*)bytePtr,nbyte); | |
5990c064 | 282 | |
b864d801 | 283 | ntotalbyte[iDDL] += nbyte + kSubeventHeaderLength; |
5990c064 | 284 | |
285 | delete buffer; | |
286 | ||
287 | } | |
288 | ||
289 | if (fDebug) { | |
b864d801 | 290 | for (Int_t iDDL = 0; iDDL < kNumberOfDDLs; iDDL++) { |
291 | Info("Digits2Raw","Total size: DDL %d = %d",iDDL,ntotalbyte[iDDL]); | |
292 | } | |
5990c064 | 293 | } |
294 | ||
b864d801 | 295 | // Update the data headers and close the output files |
296 | for (Int_t iDDL = 0; iDDL < kNumberOfDDLs; iDDL++) { | |
297 | header.fSize = UInt_t(outputFile[iDDL]->tellp()) - bHPosition[iDDL]; | |
298 | header.SetAttribute(0); // valid data | |
299 | outputFile[iDDL]->seekp(bHPosition[iDDL]); | |
300 | outputFile[iDDL]->write((char*)(&header),sizeof(header)); | |
301 | ||
302 | outputFile[iDDL]->close(); | |
303 | delete outputFile[iDDL]; | |
304 | } | |
5990c064 | 305 | |
306 | delete geo; | |
b864d801 | 307 | delete digitsManager; |
5990c064 | 308 | |
309 | return kTRUE; | |
310 | ||
311 | } | |
312 | ||
313 | //_____________________________________________________________________________ | |
b864d801 | 314 | AliTRDdigitsManager* AliTRDrawData::Raw2Digits(AliRawReader* rawReader) |
5990c064 | 315 | { |
b864d801 | 316 | // |
317 | // Read the raw data digits and put them into the returned digits manager | |
318 | // | |
5990c064 | 319 | |
5990c064 | 320 | AliTRDdataArrayI *digits = 0; |
928e9fae | 321 | AliTRDdataArrayI *track0 = 0; |
322 | AliTRDdataArrayI *track1 = 0; | |
323 | AliTRDdataArrayI *track2 = 0; | |
5990c064 | 324 | |
bd0f8685 | 325 | AliTRDgeometry *geo = new AliTRDgeometry(); |
3551db50 | 326 | |
327 | AliTRDCommonParam* commonParam = AliTRDCommonParam::Instance(); | |
328 | if (!commonParam) | |
329 | { | |
330 | printf("<AliTRDrawData::Raw2Digits> "); | |
331 | printf("Could not get common params\n"); | |
332 | return 0; | |
333 | } | |
334 | ||
335 | AliTRDcalibDB* calibration = AliTRDcalibDB::Instance(); | |
336 | if (!calibration) | |
337 | { | |
338 | printf("<AliTRDdigitizer::Raw2Digits> "); | |
339 | printf("Could not get calibration object\n"); | |
340 | return 0; | |
341 | } | |
5990c064 | 342 | |
343 | // Create the digits manager | |
b864d801 | 344 | AliTRDdigitsManager* digitsManager = new AliTRDdigitsManager(); |
345 | digitsManager->SetDebug(fDebug); | |
346 | digitsManager->CreateArrays(); | |
5990c064 | 347 | |
3551db50 | 348 | AliTRDRawStream input(rawReader); |
5990c064 | 349 | |
b864d801 | 350 | // Loop through the digits |
351 | while (input.Next()) { | |
5990c064 | 352 | |
b864d801 | 353 | Int_t det = input.GetDetector(); |
354 | Int_t npads = input.GetNPads(); | |
5990c064 | 355 | |
b864d801 | 356 | if (input.IsNewDetector()) { |
357 | ||
358 | if (digits) digits->Compress(1,0); | |
928e9fae | 359 | if (track0) track0->Compress(1,0); |
360 | if (track1) track1->Compress(1,0); | |
361 | if (track2) track2->Compress(1,0); | |
5990c064 | 362 | |
5990c064 | 363 | if (fDebug > 2) { |
b864d801 | 364 | Info("Raw2Digits","Subevent header:"); |
365 | Info("Raw2Digits","\tdet = %d",det); | |
366 | Info("Raw2Digits","\tnpads = %d",npads); | |
5990c064 | 367 | } |
368 | ||
369 | // Create the data buffer | |
370 | Int_t cham = geo->GetChamber(det); | |
371 | Int_t plan = geo->GetPlane(det); | |
372 | Int_t sect = geo->GetSector(det); | |
3551db50 | 373 | Int_t rowMax = commonParam->GetRowMax(plan,cham,sect); |
374 | Int_t colMax = commonParam->GetColMax(plan); | |
375 | Int_t timeTotal = calibration->GetNumberOfTimeBins(); | |
5990c064 | 376 | |
377 | // Add a container for the digits of this detector | |
b864d801 | 378 | digits = digitsManager->GetDigits(det); |
928e9fae | 379 | track0 = digitsManager->GetDictionary(det,0); |
380 | track1 = digitsManager->GetDictionary(det,1); | |
381 | track2 = digitsManager->GetDictionary(det,2); | |
5990c064 | 382 | // Allocate memory space for the digits buffer |
383 | if (digits->GetNtime() == 0) { | |
928e9fae | 384 | digits->Allocate(rowMax,colMax,timeTotal); |
385 | track0->Allocate(rowMax,colMax,timeTotal); | |
386 | track1->Allocate(rowMax,colMax,timeTotal); | |
387 | track2->Allocate(rowMax,colMax,timeTotal); | |
5990c064 | 388 | } |
389 | ||
5990c064 | 390 | } |
928e9fae | 391 | |
b864d801 | 392 | digits->SetDataUnchecked(input.GetRow(),input.GetColumn(), |
393 | input.GetTime(),input.GetSignal()); | |
928e9fae | 394 | track0->SetDataUnchecked(input.GetRow(),input.GetColumn(), |
395 | input.GetTime(), -1); | |
396 | track1->SetDataUnchecked(input.GetRow(),input.GetColumn(), | |
397 | input.GetTime(), -1); | |
398 | track2->SetDataUnchecked(input.GetRow(),input.GetColumn(), | |
399 | input.GetTime(), -1); | |
5990c064 | 400 | } |
401 | ||
b864d801 | 402 | if (digits) digits->Compress(1,0); |
928e9fae | 403 | if (track0) track0->Compress(1,0); |
404 | if (track1) track1->Compress(1,0); | |
405 | if (track2) track2->Compress(1,0); | |
b864d801 | 406 | |
5990c064 | 407 | delete geo; |
5990c064 | 408 | |
b864d801 | 409 | return digitsManager; |
5990c064 | 410 | |
411 | } |