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d810d0de | 1 | // $Id$ |
2 | // Main authors: Matevz Tadel & Alja Mrak-Tadel: 2006, 2007 | |
915dabe1 | 3 | |
d810d0de | 4 | /************************************************************************** |
5 | * Copyright(c) 1998-2008, ALICE Experiment at CERN, all rights reserved. * | |
6 | * See http://aliceinfo.cern.ch/Offline/AliRoot/License.html for * | |
51346b82 | 7 | * full copyright notice. * |
d810d0de | 8 | **************************************************************************/ |
9 | ||
10 | #include "AliEveTPCSectorData.h" | |
915dabe1 | 11 | #include <AliTPCParamSR.h> |
12 | ||
a15e6d7d | 13 | #include <set> |
14 | ||
15 | //============================================================================== | |
16 | //============================================================================== | |
17 | // AliEveTPCSectorData | |
18 | //============================================================================== | |
915dabe1 | 19 | |
57ffa5fb | 20 | //______________________________________________________________________________ |
915dabe1 | 21 | // |
22 | // Stores data from a fiven TPC sector. | |
23 | // | |
24 | // Row addresses grow linearly by radius, there is no separation on | |
25 | // inner/outer segments. The SegmentInfo objects can be used to get | |
26 | // information about low-level segments. | |
27 | // | |
a97abca8 | 28 | // A lot of TPC-sector geometry information is stored as static data. |
915dabe1 | 29 | // |
d810d0de | 30 | // For accessing data, see for example AliEveTPCSector2DGL::CreateTexture() |
915dabe1 | 31 | // and LoadPadrow(). |
32 | // | |
915dabe1 | 33 | |
d810d0de | 34 | ClassImp(AliEveTPCSectorData) |
35 | ||
36 | AliTPCParam* AliEveTPCSectorData::fgParam = 0; | |
37 | Float_t AliEveTPCSectorData::fgZLength = 0; | |
38 | Int_t AliEveTPCSectorData::fgNAllRows = 0; | |
39 | Int_t AliEveTPCSectorData::fgNAllPads = 0; | |
40 | Int_t* AliEveTPCSectorData::fgRowBegs = 0; | |
915dabe1 | 41 | |
d810d0de | 42 | AliEveTPCSectorData::SegmentInfo AliEveTPCSectorData::fgInnSeg; |
43 | AliEveTPCSectorData::SegmentInfo AliEveTPCSectorData::fgOut1Seg; | |
44 | AliEveTPCSectorData::SegmentInfo AliEveTPCSectorData::fgOut2Seg; | |
915dabe1 | 45 | |
d810d0de | 46 | AliEveTPCSectorData::SegmentInfo* AliEveTPCSectorData::fgSegInfoPtrs[3] = {0}; |
915dabe1 | 47 | |
57ffa5fb | 48 | /******************************************************************************/ |
915dabe1 | 49 | |
d810d0de | 50 | void AliEveTPCSectorData::InitStatics() |
915dabe1 | 51 | { |
a97abca8 | 52 | // Initialize static variables. |
53 | ||
54 | if (fgParam != 0) return; | |
915dabe1 | 55 | |
56 | fgParam = new AliTPCParamSR; | |
a97abca8 | 57 | fgZLength = fgParam->GetZLength(0) + 0.275; |
58 | fgNAllRows = fgParam->GetNRowLow() + fgParam->GetNRowUp(); | |
915dabe1 | 59 | fgNAllPads = 0; |
60 | fgRowBegs = new Int_t[fgNAllRows + 1]; | |
61 | ||
a15e6d7d | 62 | { |
9af86b69 | 63 | Int_t row = 0; |
64 | for (Int_t i=0; i<fgParam->GetNRowLow(); ++i, ++row) | |
65 | { | |
66 | fgRowBegs[row] = fgNAllPads; | |
67 | fgNAllPads += fgParam->GetNPadsLow(i); | |
68 | } | |
69 | for (Int_t i=0; i<fgParam->GetNRowUp(); ++i, ++row) | |
70 | { | |
71 | fgRowBegs[row] = fgNAllPads; | |
72 | fgNAllPads += fgParam->GetNPadsUp(i); | |
73 | } | |
74 | fgRowBegs[fgNAllRows] = fgNAllPads; | |
915dabe1 | 75 | } |
915dabe1 | 76 | |
77 | // Fill SegmentInfos, used by rendering classes. | |
78 | ||
79 | // General paramameters | |
80 | fgInnSeg.fPadWidth = fgParam->GetInnerPadPitchWidth(); | |
81 | fgInnSeg.fPadHeight = fgParam->GetInnerPadPitchLength(); | |
82 | fgInnSeg.fRLow = fgParam->GetPadRowRadiiLow(0); | |
83 | fgInnSeg.fNRows = fgParam->GetNRowLow(); | |
84 | fgInnSeg.fFirstRow = 0; | |
85 | fgInnSeg.fLastRow = fgInnSeg.fNRows - 1; | |
86 | fgInnSeg.fNMaxPads = fgParam->GetNPadsLow(fgInnSeg.fNRows - 1); | |
87 | fgSegInfoPtrs[0] = &fgInnSeg; | |
88 | ||
89 | fgOut1Seg.fPadWidth = fgParam->GetOuterPadPitchWidth(); | |
90 | fgOut1Seg.fPadHeight = fgParam->GetOuter1PadPitchLength(); | |
91 | fgOut1Seg.fRLow = fgParam->GetPadRowRadiiUp(0); | |
92 | fgOut1Seg.fNRows = fgParam->GetNRowUp1(); | |
93 | fgOut1Seg.fFirstRow = fgInnSeg.fNRows; | |
94 | fgOut1Seg.fLastRow = fgOut1Seg.fFirstRow + fgOut1Seg.fNRows - 1; | |
95 | fgOut1Seg.fNMaxPads = fgParam->GetNPadsUp(fgOut1Seg.fNRows - 1); | |
96 | fgSegInfoPtrs[1] = &fgOut1Seg; | |
51346b82 | 97 | |
915dabe1 | 98 | fgOut2Seg.fPadWidth = fgParam->GetOuterPadPitchWidth(); |
99 | fgOut2Seg.fPadHeight = fgParam->GetOuter2PadPitchLength(); | |
100 | fgOut2Seg.fRLow = fgParam->GetPadRowRadiiUp(fgOut1Seg.fNRows); | |
101 | fgOut2Seg.fNRows = fgParam->GetNRowUp() - fgOut1Seg.fNRows; | |
102 | fgOut2Seg.fFirstRow = fgOut1Seg.fLastRow + 1; | |
103 | fgOut2Seg.fLastRow = fgOut2Seg.fFirstRow + fgOut2Seg.fNRows - 1; | |
104 | fgOut2Seg.fNMaxPads = fgParam->GetNPadsUp(fgParam->GetNRowUp() - 1); | |
105 | fgSegInfoPtrs[2] = &fgOut2Seg; | |
106 | ||
9af86b69 | 107 | // Set stepsize arrays |
108 | ||
109 | { // Inner | |
110 | Int_t k=0, npads = fgParam->GetNPadsLow(0); | |
111 | for (Int_t row = 0; row < fgInnSeg.fNRows; ++row) | |
a15e6d7d | 112 | { |
9af86b69 | 113 | if (fgParam->GetNPadsLow(row) > npads) |
114 | { | |
115 | npads = fgParam->GetNPadsLow(row); | |
116 | fgInnSeg.fYStep[k] = row*fgInnSeg.fPadHeight + fgInnSeg.fRLow; | |
117 | k++; | |
118 | } | |
915dabe1 | 119 | } |
9af86b69 | 120 | fgInnSeg.fNYSteps = k; |
915dabe1 | 121 | } |
9af86b69 | 122 | |
123 | { // Outer 1 seg | |
124 | Int_t k=0, npads = fgParam->GetNPadsUp(0); | |
125 | for (Int_t row = 0; row < fgOut1Seg.fNRows; ++row) | |
a15e6d7d | 126 | { |
9af86b69 | 127 | if (fgParam->GetNPadsUp(row) > npads) |
128 | { | |
129 | npads = fgParam->GetNPadsUp(row); | |
130 | fgOut1Seg.fYStep[k] = row*fgOut1Seg.fPadHeight + fgOut1Seg.fRLow ; | |
131 | k++; | |
132 | } | |
915dabe1 | 133 | } |
9af86b69 | 134 | fgOut1Seg.fNYSteps = k; |
915dabe1 | 135 | } |
9af86b69 | 136 | |
137 | { // Outer 2 seg | |
138 | Int_t k=0, npads = fgParam->GetNPadsUp(fgOut1Seg.fNRows); | |
139 | for (Int_t row = fgOut1Seg.fNRows; row < fgParam->GetNRowUp(); ++row) | |
a15e6d7d | 140 | { |
9af86b69 | 141 | if (fgParam->GetNPadsUp(row) > npads) |
142 | { | |
143 | npads = fgParam->GetNPadsUp(row); | |
144 | fgOut2Seg.fYStep[k] = (row - fgOut1Seg.fNRows)*fgOut2Seg.fPadHeight + fgOut2Seg.fRLow ; | |
145 | k++; | |
146 | } | |
915dabe1 | 147 | } |
9af86b69 | 148 | fgOut2Seg.fNYSteps = k; |
915dabe1 | 149 | } |
915dabe1 | 150 | } |
151 | ||
d810d0de | 152 | Int_t AliEveTPCSectorData::GetNPadsInRow(Int_t row) |
915dabe1 | 153 | { |
a97abca8 | 154 | // Return number of pads in given row. |
155 | ||
a15e6d7d | 156 | if (row < 0 || row >= fgNAllRows) return 0; |
915dabe1 | 157 | return fgRowBegs[row + 1] - fgRowBegs[row]; |
158 | } | |
159 | ||
d810d0de | 160 | const AliEveTPCSectorData::SegmentInfo& AliEveTPCSectorData::GetSeg(Int_t seg) |
915dabe1 | 161 | { |
a97abca8 | 162 | // Return reference to segment geometry information. |
163 | // 0 ~ inner, 1 ~ middle, 2 ~ outer. | |
164 | ||
915dabe1 | 165 | static const SegmentInfo null; |
166 | ||
a15e6d7d | 167 | if (seg < 0 || seg > 2) |
915dabe1 | 168 | return null; |
169 | else | |
170 | return *fgSegInfoPtrs[seg]; | |
171 | } | |
172 | ||
57ffa5fb | 173 | /******************************************************************************/ |
915dabe1 | 174 | // True member functions start here. |
57ffa5fb | 175 | /******************************************************************************/ |
915dabe1 | 176 | |
d810d0de | 177 | void AliEveTPCSectorData::NewBlock() |
915dabe1 | 178 | { |
a97abca8 | 179 | // Create new data-block. Position is set to the beginning. |
180 | ||
a15e6d7d | 181 | fBlocks.push_back(new Short_t[fkBlockSize]); |
915dabe1 | 182 | fBlockPos = 0; |
183 | } | |
184 | ||
57ffa5fb | 185 | /******************************************************************************/ |
915dabe1 | 186 | |
d810d0de | 187 | AliEveTPCSectorData::AliEveTPCSectorData(Int_t sector, Int_t bsize) : |
a15e6d7d | 188 | fSectorID(sector), fNPadsFilled(0), fPads(), |
189 | fkBlockSize(bsize), fBlockPos(0), fBlocks(), | |
4b456ebb | 190 | fCurrentRow(0), fCurrentPad(0), fCurrentPos(0), fCurrentStep(0) |
915dabe1 | 191 | { |
a97abca8 | 192 | // Constructor. |
193 | ||
a15e6d7d | 194 | if (fgParam == 0) InitStatics(); |
915dabe1 | 195 | |
196 | fPads.assign(fgNAllPads, PadData()); | |
197 | fBlocks.reserve(16); | |
a15e6d7d | 198 | fBlockPos = fkBlockSize; // Enforce creation of a new block. |
915dabe1 | 199 | } |
200 | ||
201 | ||
d810d0de | 202 | AliEveTPCSectorData::~AliEveTPCSectorData() |
915dabe1 | 203 | { |
a97abca8 | 204 | // Destructor. |
205 | ||
a15e6d7d | 206 | for (std::vector<Short_t*>::iterator b=fBlocks.begin(); b!=fBlocks.end(); ++b) |
915dabe1 | 207 | delete [] *b; |
208 | } | |
209 | ||
d810d0de | 210 | void AliEveTPCSectorData::DropData() |
092578a7 | 211 | { |
a97abca8 | 212 | // Drop data, deallocate data-blocks. |
213 | ||
092578a7 | 214 | fPads.assign(fgNAllPads, PadData()); |
a15e6d7d | 215 | for (std::vector<Short_t*>::iterator b=fBlocks.begin(); b!=fBlocks.end(); ++b) |
092578a7 | 216 | delete [] *b; |
217 | fBlocks.clear(); | |
a15e6d7d | 218 | fBlockPos = fkBlockSize; // Enforce creation of a new block. |
092578a7 | 219 | } |
220 | ||
57ffa5fb | 221 | /******************************************************************************/ |
915dabe1 | 222 | |
d810d0de | 223 | void AliEveTPCSectorData::Print(Option_t* /*opt*/) const |
915dabe1 | 224 | { |
a97abca8 | 225 | // Print summary information. |
226 | ||
d810d0de | 227 | printf("AliEveTPCSectorData sector=%d, NPadsFilled=%d, NBlocks=%d, BlockPos=%d\n", |
6242b962 | 228 | fSectorID, fNPadsFilled, (Int_t) fBlocks.size(), fBlockPos); |
915dabe1 | 229 | } |
230 | ||
57ffa5fb | 231 | /******************************************************************************/ |
915dabe1 | 232 | |
d810d0de | 233 | void AliEveTPCSectorData::BeginPad(Int_t row, Int_t pad, Bool_t reverseTime) |
915dabe1 | 234 | { |
a97abca8 | 235 | // Begin filling of pad-data as specified with arguments. |
236 | ||
915dabe1 | 237 | fCurrentRow = row; |
238 | fCurrentPad = pad; | |
a15e6d7d | 239 | if (reverseTime) { |
915dabe1 | 240 | fCurrentPos = 2046; |
241 | fCurrentStep = -2; | |
242 | } else { | |
243 | fCurrentPos = 0; | |
244 | fCurrentStep = 2; | |
245 | } | |
092578a7 | 246 | //printf("begpad for row=%d pad=%d\n buf=%p pos=%d step=%d\n", |
247 | // fCurrentRow, fCurrentPad, | |
248 | // fPadBuffer, fCurrentPos, fCurrentStep); | |
915dabe1 | 249 | } |
250 | ||
d810d0de | 251 | void AliEveTPCSectorData::EndPad(Bool_t autoPedestal, Short_t threshold) |
915dabe1 | 252 | { |
a97abca8 | 253 | // End filling of pad-data. At this point data is compressed and moved |
254 | // into the cuurent position in memory block. | |
255 | ||
915dabe1 | 256 | Short_t *beg, *end; |
a97abca8 | 257 | if (fCurrentStep > 0) { |
915dabe1 | 258 | beg = fPadBuffer; |
259 | end = fPadBuffer + fCurrentPos; | |
260 | } else { | |
261 | beg = fPadBuffer + fCurrentPos + 2; | |
262 | end = fPadBuffer + 2048; | |
263 | } | |
d6433e5d | 264 | |
092578a7 | 265 | //printf("endpad for row=%d pad=%d\n buf=%p beg=%p end=%p pos=%d step=%d\n", |
266 | // fCurrentRow, fCurrentPad, | |
267 | // fPadBuffer, beg, end, fCurrentPos, fCurrentStep); | |
a97abca8 | 268 | if (beg >= end) |
092578a7 | 269 | return; |
270 | ||
a97abca8 | 271 | if (autoPedestal) { |
d6433e5d | 272 | Short_t array[1024]; |
273 | Short_t* val; | |
51346b82 | 274 | val = beg + 1; |
a15e6d7d | 275 | while (val <= end) { |
d6433e5d | 276 | array[(val-beg)/2] = *val; |
277 | val += 2; | |
51346b82 | 278 | } |
d6433e5d | 279 | Short_t pedestal = TMath::Nint(TMath::Median((end-beg)/2, array)); |
280 | val = beg + 1; | |
a97abca8 | 281 | while (val <= end) { |
d6433e5d | 282 | *val -= pedestal; |
283 | val += 2; | |
284 | } | |
285 | Short_t* wpos = beg; | |
286 | Short_t* rpos = beg; | |
a97abca8 | 287 | while (rpos < end) { |
288 | if (rpos[1] >= threshold) { | |
d6433e5d | 289 | wpos[0] = rpos[0]; |
290 | wpos[1] = rpos[1]; | |
291 | wpos += 2; | |
292 | } | |
293 | rpos += 2; | |
294 | } | |
295 | end = wpos; | |
296 | } | |
297 | ||
915dabe1 | 298 | Short_t* wpos = beg; |
299 | Short_t* rpos = beg; | |
300 | ||
301 | // Compress pad buffer | |
a97abca8 | 302 | while (rpos < end) { |
915dabe1 | 303 | Short_t* spos = rpos; |
304 | Short_t t = spos[0]; | |
a97abca8 | 305 | while (true) { |
915dabe1 | 306 | rpos += 2; |
a15e6d7d | 307 | if (rpos >= end || *rpos > t + 1 || t == 0) |
915dabe1 | 308 | break; |
309 | ++t; | |
310 | } | |
311 | Short_t n = t - spos[0] + 1; | |
a97abca8 | 312 | if (n == 1) { |
915dabe1 | 313 | wpos[0] = -spos[0]; |
314 | wpos[1] = spos[1]; | |
315 | wpos += 2; | |
316 | } else { | |
317 | wpos[0] = spos[0]; | |
318 | wpos[2] = spos[1]; | |
319 | wpos[1] = n; | |
320 | wpos += 3; spos += 3; | |
a97abca8 | 321 | while (--n) { |
915dabe1 | 322 | *wpos = *spos; |
323 | ++wpos; spos += 2; | |
324 | } | |
325 | } | |
326 | } | |
327 | ||
328 | // Copy buffer to storage, set PadData | |
a97abca8 | 329 | if (wpos > beg) { |
915dabe1 | 330 | Short_t len = wpos - beg; |
a15e6d7d | 331 | if (len > fkBlockSize - fBlockPos) |
915dabe1 | 332 | NewBlock(); |
333 | Short_t *dest = fBlocks.back() + fBlockPos; | |
334 | memcpy(dest, beg, len*sizeof(Short_t)); | |
335 | fBlockPos += len; | |
336 | ||
337 | PadData& pad = fPads[PadIndex(fCurrentRow, fCurrentPad)]; | |
338 | pad.SetDataLength(dest, len); | |
339 | } | |
340 | ||
341 | ++fNPadsFilled; | |
342 | } | |
343 | ||
57ffa5fb | 344 | /******************************************************************************/ |
915dabe1 | 345 | |
a15e6d7d | 346 | const AliEveTPCSectorData::PadData& AliEveTPCSectorData::GetPadData(Int_t padAddr) const |
915dabe1 | 347 | { |
a97abca8 | 348 | // Get pad-data reference by absolute index. |
349 | ||
a15e6d7d | 350 | static const PadData kNull; |
915dabe1 | 351 | |
a15e6d7d | 352 | if (padAddr < 0 || padAddr >= fgNAllPads) return kNull; |
915dabe1 | 353 | return fPads[padAddr]; |
354 | } | |
355 | ||
a15e6d7d | 356 | const AliEveTPCSectorData::PadData& AliEveTPCSectorData::GetPadData(Int_t row, Int_t pad) const |
915dabe1 | 357 | { |
a97abca8 | 358 | // Get pad-data reference by row and pad number. |
359 | ||
a15e6d7d | 360 | static const PadData kNull; |
915dabe1 | 361 | |
362 | Int_t np = GetNPadsInRow(row); | |
a15e6d7d | 363 | if (np == 0 || pad < 0 || pad >= np) return kNull; |
915dabe1 | 364 | return GetPadData(fgRowBegs[row] + pad); |
365 | } | |
366 | ||
d810d0de | 367 | AliEveTPCSectorData::PadIterator AliEveTPCSectorData::MakePadIterator(Int_t padAddr, Short_t thr) |
915dabe1 | 368 | { |
a97abca8 | 369 | // Get pad-data iterator by absolute index. |
370 | ||
915dabe1 | 371 | return PadIterator(GetPadData(padAddr), thr); |
372 | } | |
373 | ||
d810d0de | 374 | AliEveTPCSectorData::PadIterator AliEveTPCSectorData::MakePadIterator(Int_t row, Int_t pad, Short_t thr) |
915dabe1 | 375 | { |
a97abca8 | 376 | // Get pad-data iterator by row and pad number. |
377 | ||
915dabe1 | 378 | return PadIterator(GetPadData(row, pad), thr); |
379 | } | |
380 | ||
d810d0de | 381 | AliEveTPCSectorData::RowIterator AliEveTPCSectorData::MakeRowIterator(Int_t row, Short_t thr) |
915dabe1 | 382 | { |
a97abca8 | 383 | // Get row iterator. |
384 | ||
915dabe1 | 385 | Short_t npads = GetNPadsInRow(row); |
a15e6d7d | 386 | if (npads > 0) |
915dabe1 | 387 | return RowIterator(&fPads[fgRowBegs[row]], npads, thr); |
388 | else | |
389 | return RowIterator(0, 0); | |
390 | } | |
391 | ||
57ffa5fb | 392 | /******************************************************************************/ |
d810d0de | 393 | // AliEveTPCSectorData::PadData |
57ffa5fb | 394 | /******************************************************************************/ |
915dabe1 | 395 | |
d810d0de | 396 | void AliEveTPCSectorData::PadData::Print(Option_t* /*opt*/) |
915dabe1 | 397 | { |
a97abca8 | 398 | // Print summary information. |
399 | ||
915dabe1 | 400 | printf("addr=%p, len=%hd>\n", (void*)fData, fLength); |
a15e6d7d | 401 | for (Int_t i=0; i<fLength; ++i) |
915dabe1 | 402 | printf(" %3d %hd\n", i, fData[i]); |
403 | } | |
404 | ||
57ffa5fb | 405 | /******************************************************************************/ |
d810d0de | 406 | // AliEveTPCSectorData::PadIterator |
57ffa5fb | 407 | /******************************************************************************/ |
915dabe1 | 408 | |
d810d0de | 409 | Bool_t AliEveTPCSectorData::PadIterator::Next() |
915dabe1 | 410 | { |
a97abca8 | 411 | // Move iterator to next signal above the iteration threshold. |
412 | // Returns false when the end of data is reached. | |
413 | ||
414 | if (fPos >= fEnd) return kFALSE; | |
415 | if (fNChunk > 0) { | |
915dabe1 | 416 | ++fTime; |
417 | --fNChunk; | |
418 | fSignal = *fPos; ++fPos; | |
419 | } else { | |
420 | fTime = fPos[0]; | |
a97abca8 | 421 | if (fTime <= 0) { |
915dabe1 | 422 | fTime = -fTime; |
423 | fSignal = fPos[1]; | |
424 | fPos += 2; | |
425 | } else { | |
426 | fNChunk = fPos[1] - 1; | |
427 | fSignal = fPos[2]; | |
428 | fPos += 3; | |
429 | } | |
430 | } | |
431 | return (fSignal > fThreshold) ? kTRUE : Next(); | |
432 | } | |
433 | ||
d810d0de | 434 | void AliEveTPCSectorData::PadIterator::Reset() |
915dabe1 | 435 | { |
436 | // Return to the beginning of the pad-data. Must call Next() to get to | |
437 | // the first stored signal. | |
438 | ||
439 | fPos = fBeg; | |
440 | fTime = -1; | |
441 | fSignal = -1; | |
442 | fNChunk = 0; | |
443 | } | |
444 | ||
d810d0de | 445 | void AliEveTPCSectorData::PadIterator::Reset(const PadData& pd) |
915dabe1 | 446 | { |
447 | // Reinitialize to new pad-data. Must call Next() to get to the | |
448 | // first stored signal. | |
449 | ||
450 | fBeg = pd.Data(); | |
451 | fEnd = pd.Data() + pd.Length(); | |
452 | fPos = pd.Data(); | |
453 | Reset(); | |
454 | } | |
455 | ||
d810d0de | 456 | void AliEveTPCSectorData::PadIterator::Test() |
915dabe1 | 457 | { |
a15e6d7d | 458 | while (Next()) |
915dabe1 | 459 | printf(" %3d %d\n", fTime, fSignal); |
460 | } | |
461 | ||
57ffa5fb | 462 | /******************************************************************************/ |
d810d0de | 463 | // AliEveTPCSectorData::RowIterator |
57ffa5fb | 464 | /******************************************************************************/ |
915dabe1 | 465 | |
d810d0de | 466 | Bool_t AliEveTPCSectorData::RowIterator::NextPad() |
915dabe1 | 467 | { |
a97abca8 | 468 | // Move iterator to next pad. |
469 | ||
915dabe1 | 470 | ++fPad; |
471 | if(fPad >= fNPads) return kFALSE; | |
472 | Reset(fPadArray[fPad]); | |
473 | return kTRUE; | |
474 | } | |
475 | ||
d810d0de | 476 | void AliEveTPCSectorData::RowIterator::ResetRow() |
915dabe1 | 477 | { |
478 | // Return to the beginning of the row. Must call NextPad() to get to | |
479 | // the zeroth pad. | |
480 | ||
481 | fPad = -1; | |
482 | } | |
483 | ||
d810d0de | 484 | void AliEveTPCSectorData::RowIterator::ResetRow(const PadData* first, Short_t npads) |
915dabe1 | 485 | { |
486 | // Reinitialize to another pad-data array. Must call NextPad() to | |
487 | // get to the zeroth pad. | |
488 | ||
489 | fPadArray = first; | |
490 | fNPads = npads; | |
491 | fPad = -1; | |
492 | } | |
493 | ||
57ffa5fb | 494 | /******************************************************************************/ |
d810d0de | 495 | // AliEveTPCSectorData::SegmentInfo |
57ffa5fb | 496 | /******************************************************************************/ |
915dabe1 | 497 | |
a97abca8 | 498 | //______________________________________________________________________________ |
499 | // | |
500 | // Stores geometry data about a segment needed for fast data-access | |
501 | // and rendering | |
502 | ||
d810d0de | 503 | ClassImp(AliEveTPCSectorData::SegmentInfo) |
915dabe1 | 504 | |
d810d0de | 505 | AliEveTPCSectorData::SegmentInfo::SegmentInfo() : |
265ecb21 | 506 | TObject(), |
507 | ||
508 | fPadWidth(0), fPadHeight(0), | |
509 | fRLow(0), fNRows(0), fFirstRow(0), fLastRow(0), | |
510 | fNMaxPads(0), | |
511 | fNYSteps(0) | |
915dabe1 | 512 | { |
a97abca8 | 513 | // Constructor. |
514 | ||
265ecb21 | 515 | memset(fYStep, sizeof(fYStep), 0); |
915dabe1 | 516 | } |