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a09a2da4 | 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 | /// | |
20 | /// This class provides access to PMD digits in raw data. | |
21 | /// | |
22 | /// It loops over all PMD digits in the raw data given by the AliRawReader. | |
23 | /// The Next method goes to the next digit. If there are no digits left | |
24 | /// it returns kFALSE. | |
25 | /// Several getters provide information about the current digit. | |
26 | /// | |
27 | /////////////////////////////////////////////////////////////////////////////// | |
28 | ||
34ab69dd | 29 | #include <Riostream.h> |
30 | #include <TObjArray.h> | |
31 | #include <TString.h> | |
32 | #include <TSystem.h> | |
33 | ||
ecee2a1a | 34 | #include "AliLog.h" |
34ab69dd | 35 | #include "AliPMDBlockHeader.h" |
36 | #include "AliPMDDspHeader.h" | |
37 | #include "AliPMDPatchBusHeader.h" | |
38 | #include "AliPMDddldata.h" | |
a09a2da4 | 39 | #include "AliPMDRawStream.h" |
40 | #include "AliRawReader.h" | |
41 | ||
42 | ClassImp(AliPMDRawStream) | |
43 | ||
44 | ||
45 | //_____________________________________________________________________________ | |
46 | AliPMDRawStream::AliPMDRawStream(AliRawReader* rawReader) : | |
34ab69dd | 47 | fRawReader(rawReader) |
a09a2da4 | 48 | { |
49 | // create an object to read PMD raw digits | |
50 | ||
362c9d61 | 51 | fRawReader->Select("PMD"); |
a09a2da4 | 52 | } |
53 | ||
54 | //_____________________________________________________________________________ | |
55 | AliPMDRawStream::AliPMDRawStream(const AliPMDRawStream& stream) : | |
56 | TObject(stream), | |
34ab69dd | 57 | fRawReader(NULL) |
a09a2da4 | 58 | { |
59 | // copy constructor | |
60 | ||
ecee2a1a | 61 | AliFatal("Copy constructor not implemented"); |
a09a2da4 | 62 | } |
63 | ||
64 | //_____________________________________________________________________________ | |
65 | AliPMDRawStream& AliPMDRawStream::operator = (const AliPMDRawStream& | |
66 | /* stream */) | |
67 | { | |
68 | // assignment operator | |
69 | ||
ecee2a1a | 70 | AliFatal("operator = assignment operator not implemented"); |
a09a2da4 | 71 | return *this; |
72 | } | |
73 | ||
74 | //_____________________________________________________________________________ | |
75 | AliPMDRawStream::~AliPMDRawStream() | |
76 | { | |
77 | // destructor | |
78 | ||
79 | } | |
80 | ||
81 | ||
82 | //_____________________________________________________________________________ | |
34ab69dd | 83 | |
84 | void AliPMDRawStream::DdlData(TObjArray *pmdddlcont) | |
a09a2da4 | 85 | { |
86 | // read the next raw digit | |
87 | // returns kFALSE if there is no digit left | |
88 | ||
34ab69dd | 89 | AliPMDddldata *pmdddldata; |
90 | ||
91 | // Int_t indexDDL = 0; | |
92 | // fRawReader->Select(12, indexDDL, indexDDL); | |
93 | fRawReader->ReadHeader(); | |
94 | Int_t iddl = fRawReader->GetDDLID(); | |
95 | Int_t dataSize = fRawReader->GetDataSize(); | |
96 | Int_t totaldataword = dataSize/4; | |
a09a2da4 | 97 | |
34ab69dd | 98 | UInt_t *buffer; |
99 | buffer = new UInt_t[totaldataword]; | |
a09a2da4 | 100 | UInt_t data; |
34ab69dd | 101 | for (Int_t i = 0; i < totaldataword; i++) |
102 | { | |
103 | fRawReader->ReadNextInt(data); | |
104 | buffer[i] = data; | |
105 | } | |
a09a2da4 | 106 | |
34ab69dd | 107 | // --- Open the mapping file |
a09a2da4 | 108 | |
a09a2da4 | 109 | |
34ab69dd | 110 | TString fileName(gSystem->Getenv("ALICE_ROOT")); |
111 | if(iddl == 0) | |
112 | { | |
113 | fileName += "/PMD/PMD_Mapping_ddl0.dat"; | |
114 | } | |
115 | else if(iddl == 1) | |
116 | { | |
117 | fileName += "/PMD/PMD_Mapping_ddl1.dat"; | |
118 | } | |
119 | else if(iddl == 2) | |
120 | { | |
121 | fileName += "/PMD/PMD_Mapping_ddl2.dat"; | |
122 | } | |
123 | else if(iddl == 3) | |
124 | { | |
125 | fileName += "/PMD/PMD_Mapping_ddl3.dat"; | |
126 | } | |
127 | else if(iddl == 4) | |
128 | { | |
129 | fileName += "/PMD/PMD_Mapping_ddl4.dat"; | |
130 | } | |
131 | else if(iddl == 5) | |
132 | { | |
133 | fileName += "/PMD/PMD_Mapping_ddl5.dat"; | |
134 | } | |
135 | ||
136 | ifstream infile; | |
137 | infile.open(fileName.Data(), ios::in); // ascii file | |
138 | if(!infile) | |
139 | AliError(Form("Could not read the mapping file for DDL No = %d",iddl)); | |
140 | ||
141 | Int_t modulePerDDL = 0; | |
142 | if (iddl < 4) | |
143 | { | |
144 | modulePerDDL = 6; | |
145 | } | |
146 | else if (iddl == 4 || iddl == 5) | |
147 | { | |
148 | modulePerDDL = 12; | |
149 | } | |
150 | ||
151 | const Int_t kNPatchBus = 50; | |
152 | ||
153 | Int_t modno, totPatchBus, bPatchBus, ePatchBus; | |
154 | Int_t ibus, totmcm, rows, rowe, cols, cole; | |
155 | Int_t moduleNo[kNPatchBus], mcmperBus[kNPatchBus]; | |
156 | Int_t startRowBus[kNPatchBus], endRowBus[kNPatchBus]; | |
157 | Int_t startColBus[kNPatchBus], endColBus[kNPatchBus]; | |
158 | ||
159 | ||
160 | for (Int_t ibus = 0; ibus < kNPatchBus; ibus++) | |
161 | { | |
162 | mcmperBus[ibus] = -1; | |
163 | startRowBus[ibus] = -1; | |
164 | endRowBus[ibus] = -1; | |
165 | startColBus[ibus] = -1; | |
166 | endColBus[ibus] = -1; | |
167 | } | |
168 | ||
169 | ||
170 | for (Int_t im = 0; im < modulePerDDL; im++) | |
171 | { | |
172 | infile >> modno; | |
173 | infile >> totPatchBus >> bPatchBus >> ePatchBus; | |
174 | ||
175 | for(Int_t i=0; i<totPatchBus; i++) | |
176 | { | |
177 | infile >> ibus >> totmcm >> rows >> rowe >> cols >> cole; | |
178 | ||
179 | moduleNo[ibus] = modno; | |
180 | mcmperBus[ibus] = totmcm; | |
181 | startRowBus[ibus] = rows; | |
182 | endRowBus[ibus] = rowe; | |
183 | startColBus[ibus] = cols; | |
184 | endColBus[ibus] = cole; | |
185 | } | |
186 | } | |
187 | ||
188 | infile.close(); | |
189 | ||
190 | ||
191 | AliPMDBlockHeader blockHeader; | |
192 | AliPMDDspHeader dspHeader; | |
193 | AliPMDPatchBusHeader pbusHeader; | |
194 | ||
0a666212 | 195 | const Int_t kblHLen = blockHeader.GetHeaderLength(); |
196 | const Int_t kdspHLen = dspHeader.GetHeaderLength(); | |
197 | const Int_t kpbusHLen = pbusHeader.GetHeaderLength(); | |
198 | ||
199 | ||
34ab69dd | 200 | Int_t idet, ismn; |
201 | Int_t irow = -1; | |
202 | Int_t icol = -1; | |
203 | ||
0a666212 | 204 | Int_t blHeaderWord[8]; |
205 | Int_t dspHeaderWord[10]; | |
206 | Int_t pbusHeaderWord[4]; | |
34ab69dd | 207 | |
208 | Int_t ilowLimit = 0; | |
209 | Int_t iuppLimit = 0; | |
210 | for (Int_t iblock = 0; iblock < 2; iblock++) | |
211 | { | |
212 | ilowLimit = iuppLimit; | |
0a666212 | 213 | iuppLimit = ilowLimit + kblHLen; |
34ab69dd | 214 | |
215 | for (Int_t i = ilowLimit; i < iuppLimit; i++) | |
216 | { | |
0a666212 | 217 | blHeaderWord[i-ilowLimit] = (Int_t) buffer[i]; |
34ab69dd | 218 | } |
0a666212 | 219 | blockHeader.SetHeader(blHeaderWord); |
34ab69dd | 220 | for (Int_t idsp = 0; idsp < 5; idsp++) |
221 | { | |
222 | ilowLimit = iuppLimit; | |
0a666212 | 223 | iuppLimit = ilowLimit + kdspHLen; |
34ab69dd | 224 | |
225 | for (Int_t i = ilowLimit; i < iuppLimit; i++) | |
226 | { | |
0a666212 | 227 | dspHeaderWord[i-ilowLimit] = (Int_t) buffer[i]; |
34ab69dd | 228 | } |
0a666212 | 229 | dspHeader.SetHeader(dspHeaderWord); |
34ab69dd | 230 | |
231 | for (Int_t ibus = 0; ibus < 5; ibus++) | |
232 | { | |
233 | ||
234 | ilowLimit = iuppLimit; | |
0a666212 | 235 | iuppLimit = ilowLimit + kpbusHLen; |
34ab69dd | 236 | |
237 | for (Int_t i = ilowLimit; i < iuppLimit; i++) | |
238 | { | |
0a666212 | 239 | pbusHeaderWord[i-ilowLimit] = (Int_t) buffer[i]; |
34ab69dd | 240 | } |
0a666212 | 241 | pbusHeader.SetHeader(pbusHeaderWord); |
34ab69dd | 242 | Int_t rawdatalength = pbusHeader.GetRawDataLength(); |
243 | Int_t pbusid = pbusHeader.GetPatchBusId(); | |
244 | ||
245 | ilowLimit = iuppLimit; | |
246 | iuppLimit = ilowLimit + rawdatalength; | |
247 | ||
248 | Int_t imodule = moduleNo[pbusid]; | |
249 | ||
250 | ||
251 | for (Int_t iword = ilowLimit; iword < iuppLimit; iword++) | |
252 | { | |
253 | data = buffer[iword]; | |
254 | ||
255 | Int_t isig = data & 0x0FFF; | |
256 | Int_t ich = (data >> 12) & 0x003F; | |
257 | Int_t imcm = (data >> 18) & 0x07FF; | |
258 | Int_t ibit = (data >> 31) & 0x0001; | |
259 | ||
260 | GetRowCol(iddl, pbusid, imcm, ich, | |
261 | startRowBus, endRowBus, | |
262 | startColBus, endColBus, | |
263 | irow, icol); | |
264 | ||
265 | ConvertDDL2SMN(iddl, imodule, ismn, idet); | |
266 | TransformH2S(ismn, irow, icol); | |
267 | ||
268 | pmdddldata = new AliPMDddldata(); | |
269 | ||
270 | pmdddldata->SetDetector(idet); | |
271 | pmdddldata->SetSMN(ismn); | |
272 | pmdddldata->SetModule(imodule); | |
273 | pmdddldata->SetPatchBusId(pbusid); | |
274 | pmdddldata->SetMCM(imcm); | |
275 | pmdddldata->SetChannel(ich); | |
276 | pmdddldata->SetRow(irow); | |
277 | pmdddldata->SetColumn(icol); | |
278 | pmdddldata->SetSignal(isig); | |
279 | pmdddldata->SetParityBit(ibit); | |
280 | ||
281 | pmdddlcont->Add(pmdddldata); | |
282 | ||
0a666212 | 283 | } // data word loop |
284 | } // patch bus loop | |
34ab69dd | 285 | |
0a666212 | 286 | if (dspHeader.GetPaddingWord() == 1) iuppLimit++; |
34ab69dd | 287 | |
0a666212 | 288 | } // end of DSP |
34ab69dd | 289 | |
290 | } // end of BLOCK | |
291 | ||
292 | ||
293 | delete [] buffer; | |
a09a2da4 | 294 | |
a09a2da4 | 295 | } |
a09a2da4 | 296 | //_____________________________________________________________________________ |
34ab69dd | 297 | void AliPMDRawStream::GetRowCol(Int_t ddlno, Int_t pbusid, |
298 | UInt_t mcmno, UInt_t chno, | |
299 | Int_t startRowBus[], Int_t endRowBus[], | |
300 | Int_t startColBus[], Int_t endColBus[], | |
301 | Int_t &row, Int_t &col) const | |
a09a2da4 | 302 | { |
34ab69dd | 303 | // decode: ddlno, patchbusid, mcmno, chno -> um, row, col |
a09a2da4 | 304 | |
a09a2da4 | 305 | |
306 | static const UInt_t kCh[64] = { 21, 25, 29, 28, 17, 24, 20, 16, | |
307 | 12, 13, 8, 4, 0, 1, 9, 5, | |
308 | 10, 6, 2, 3, 14, 7, 11, 15, | |
309 | 19, 18, 23, 27, 31, 30, 22, 26, | |
310 | 53, 57, 61, 60, 49, 56, 52, 48, | |
311 | 44, 45, 40, 36, 32, 33, 41, 37, | |
312 | 42, 38, 34, 35, 46, 39, 43, 47, | |
313 | 51, 50, 55, 59, 63, 62, 54, 58 }; | |
314 | ||
34ab69dd | 315 | Int_t rowcol = kCh[chno]; |
316 | Int_t irownew = rowcol/4; | |
317 | Int_t icolnew = rowcol%4; | |
a09a2da4 | 318 | |
34ab69dd | 319 | if (ddlno == 0) |
a09a2da4 | 320 | { |
34ab69dd | 321 | if (pbusid <= 2) |
322 | { | |
323 | if (mcmno >= 12) | |
324 | { | |
325 | row = startRowBus[pbusid] + irownew; | |
326 | col = startColBus[pbusid] + (mcmno-12)*4 + icolnew; | |
327 | } | |
328 | else | |
329 | { | |
330 | // Add 16 to skip the 1st 15 rows | |
331 | row = startRowBus[pbusid] + irownew + 16; | |
332 | col = startColBus[pbusid] + mcmno*4 + icolnew; | |
333 | } | |
334 | } | |
335 | else if (pbusid > 2) | |
336 | { | |
337 | row = startRowBus[pbusid] + irownew; | |
338 | col = startColBus[pbusid] + mcmno*4 + icolnew; | |
339 | ||
340 | } | |
a09a2da4 | 341 | } |
34ab69dd | 342 | else if (ddlno == 1) |
a09a2da4 | 343 | { |
34ab69dd | 344 | if (pbusid <= 2) |
a09a2da4 | 345 | { |
34ab69dd | 346 | if (mcmno >= 12) |
347 | { | |
348 | row = endRowBus[pbusid] - (15 - irownew); | |
349 | col = startColBus[pbusid] + (mcmno-12)*4 + icolnew; | |
350 | } | |
351 | else | |
352 | { | |
353 | // Subtract 16 to skip the 1st 15 rows | |
354 | row = endRowBus[pbusid] - 16 - (15 - irownew) ; | |
355 | col = startColBus[pbusid] + mcmno*4 + icolnew; | |
356 | } | |
a09a2da4 | 357 | } |
34ab69dd | 358 | else if (pbusid > 2) |
a09a2da4 | 359 | { |
34ab69dd | 360 | row = endRowBus[pbusid] - (15 - irownew); |
361 | col = startColBus[pbusid] + mcmno*4 + icolnew; | |
a09a2da4 | 362 | } |
a09a2da4 | 363 | } |
34ab69dd | 364 | else if (ddlno == 2) |
e54787da | 365 | { |
34ab69dd | 366 | row = startRowBus[pbusid] + irownew; |
367 | col = endColBus[pbusid] - mcmno*4 - (3 - icolnew); | |
368 | } | |
369 | else if (ddlno == 3) | |
370 | { | |
371 | row = endRowBus[pbusid] - (15 - irownew); | |
372 | col = endColBus[pbusid] - mcmno*4 - (3 - icolnew); | |
e54787da | 373 | } |
34ab69dd | 374 | else if (ddlno == 4) |
e54787da | 375 | { |
34ab69dd | 376 | if (pbusid <= 16) |
e54787da | 377 | { |
34ab69dd | 378 | if (mcmno >= 12) |
379 | { | |
380 | row = startRowBus[pbusid] + irownew; | |
381 | col = startColBus[pbusid] + (mcmno-12)*4 + icolnew; | |
382 | } | |
383 | else | |
384 | { | |
385 | // Add 16 to skip the 1st 15 rows | |
386 | row = startRowBus[pbusid] + irownew + 16; | |
387 | col = startColBus[pbusid] + mcmno*4 + icolnew; | |
388 | } | |
e54787da | 389 | } |
34ab69dd | 390 | else if (pbusid > 16 && pbusid <= 20) |
e54787da | 391 | { |
34ab69dd | 392 | row = startRowBus[pbusid] + irownew; |
393 | col = startColBus[pbusid] + mcmno*4 + icolnew; | |
394 | ||
395 | } | |
396 | else if(pbusid > 20) | |
397 | { | |
398 | row = endRowBus[pbusid] - (15 - irownew); | |
399 | col = endColBus[pbusid] - mcmno*4 - (3 - icolnew); | |
e54787da | 400 | } |
e54787da | 401 | } |
34ab69dd | 402 | else if (ddlno == 5) |
e54787da | 403 | { |
34ab69dd | 404 | if (pbusid <= 16) |
405 | { | |
406 | if (mcmno >= 12) | |
407 | { | |
408 | row = endRowBus[pbusid] - (15 - irownew); | |
409 | col = startColBus[pbusid] + (mcmno-12)*4 + icolnew; | |
410 | } | |
411 | else | |
412 | { | |
413 | // Subtract 16 to skip the 1st 15 rows | |
414 | row = endRowBus[pbusid] - 16 - (15 - irownew) ; | |
415 | col = startColBus[pbusid] + mcmno*4 + icolnew; | |
416 | } | |
417 | } | |
418 | else if (pbusid > 16 && pbusid <= 20) | |
e54787da | 419 | { |
34ab69dd | 420 | row = endRowBus[pbusid] - (15 - irownew); |
421 | col = startColBus[pbusid] + mcmno*4 + icolnew; | |
e54787da | 422 | } |
34ab69dd | 423 | else if (pbusid > 20) |
e54787da | 424 | { |
34ab69dd | 425 | row = startRowBus[pbusid] + irownew; |
426 | col = endColBus[pbusid] - mcmno*4 - (3 - icolnew); | |
e54787da | 427 | } |
34ab69dd | 428 | } |
429 | } | |
430 | //_____________________________________________________________________________ | |
431 | void AliPMDRawStream::ConvertDDL2SMN(Int_t iddl, Int_t imodule, | |
432 | Int_t &smn, Int_t &detector) const | |
433 | { | |
434 | // This converts the DDL number (0 to 5), Module Number (0-47) | |
435 | // to Serial module number in one detector (SMN : 0-23) and | |
436 | // detector number (0:PRE plane, 1:CPV plane) | |
437 | if (iddl < 4) | |
438 | { | |
439 | smn = imodule; | |
440 | detector = 0; | |
441 | } | |
442 | else | |
443 | { | |
444 | smn = imodule - 24; | |
e54787da | 445 | detector = 1; |
446 | } | |
447 | } | |
448 | //_____________________________________________________________________________ | |
449 | void AliPMDRawStream::TransformH2S(Int_t smn, Int_t &row, Int_t &col) const | |
450 | { | |
34ab69dd | 451 | // This does the transformation of the hardware coordinate to |
452 | // software | |
453 | // i.e., For SuperModule 0 &1, instead of 96x48(hardware), | |
454 | // it is 48x96 (software) | |
e54787da | 455 | // For Supermodule 3 & 4, 48x96 |
456 | ||
e54787da | 457 | Int_t irownew = 0; |
458 | Int_t icolnew = 0; | |
34ab69dd | 459 | |
e54787da | 460 | if(smn < 12) |
461 | { | |
34ab69dd | 462 | irownew = col; |
463 | icolnew = row; | |
e54787da | 464 | } |
34ab69dd | 465 | else if(smn >= 12 && smn < 24) |
e54787da | 466 | { |
34ab69dd | 467 | irownew = row; |
468 | icolnew = col; | |
e54787da | 469 | } |
470 | ||
471 | row = irownew; | |
472 | col = icolnew; | |
473 | } | |
474 | //_____________________________________________________________________________ |