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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> |
35fb77cd | 14 | #include <string.h> |
a15e6d7d | 15 | |
16 | //============================================================================== | |
17 | //============================================================================== | |
18 | // AliEveTPCSectorData | |
19 | //============================================================================== | |
915dabe1 | 20 | |
57ffa5fb | 21 | //______________________________________________________________________________ |
915dabe1 | 22 | // |
23 | // Stores data from a fiven TPC sector. | |
24 | // | |
25 | // Row addresses grow linearly by radius, there is no separation on | |
26 | // inner/outer segments. The SegmentInfo objects can be used to get | |
27 | // information about low-level segments. | |
28 | // | |
a97abca8 | 29 | // A lot of TPC-sector geometry information is stored as static data. |
915dabe1 | 30 | // |
d810d0de | 31 | // For accessing data, see for example AliEveTPCSector2DGL::CreateTexture() |
915dabe1 | 32 | // and LoadPadrow(). |
33 | // | |
915dabe1 | 34 | |
d810d0de | 35 | ClassImp(AliEveTPCSectorData) |
36 | ||
37 | AliTPCParam* AliEveTPCSectorData::fgParam = 0; | |
38 | Float_t AliEveTPCSectorData::fgZLength = 0; | |
39 | Int_t AliEveTPCSectorData::fgNAllRows = 0; | |
40 | Int_t AliEveTPCSectorData::fgNAllPads = 0; | |
41 | Int_t* AliEveTPCSectorData::fgRowBegs = 0; | |
915dabe1 | 42 | |
d810d0de | 43 | AliEveTPCSectorData::SegmentInfo AliEveTPCSectorData::fgInnSeg; |
44 | AliEveTPCSectorData::SegmentInfo AliEveTPCSectorData::fgOut1Seg; | |
45 | AliEveTPCSectorData::SegmentInfo AliEveTPCSectorData::fgOut2Seg; | |
915dabe1 | 46 | |
d810d0de | 47 | AliEveTPCSectorData::SegmentInfo* AliEveTPCSectorData::fgSegInfoPtrs[3] = {0}; |
915dabe1 | 48 | |
57ffa5fb | 49 | /******************************************************************************/ |
915dabe1 | 50 | |
d810d0de | 51 | void AliEveTPCSectorData::InitStatics() |
915dabe1 | 52 | { |
a97abca8 | 53 | // Initialize static variables. |
54 | ||
55 | if (fgParam != 0) return; | |
915dabe1 | 56 | |
57 | fgParam = new AliTPCParamSR; | |
a97abca8 | 58 | fgZLength = fgParam->GetZLength(0) + 0.275; |
59 | fgNAllRows = fgParam->GetNRowLow() + fgParam->GetNRowUp(); | |
915dabe1 | 60 | fgNAllPads = 0; |
61 | fgRowBegs = new Int_t[fgNAllRows + 1]; | |
62 | ||
a15e6d7d | 63 | { |
9af86b69 | 64 | Int_t row = 0; |
65 | for (Int_t i=0; i<fgParam->GetNRowLow(); ++i, ++row) | |
66 | { | |
67 | fgRowBegs[row] = fgNAllPads; | |
68 | fgNAllPads += fgParam->GetNPadsLow(i); | |
69 | } | |
70 | for (Int_t i=0; i<fgParam->GetNRowUp(); ++i, ++row) | |
71 | { | |
72 | fgRowBegs[row] = fgNAllPads; | |
73 | fgNAllPads += fgParam->GetNPadsUp(i); | |
74 | } | |
75 | fgRowBegs[fgNAllRows] = fgNAllPads; | |
915dabe1 | 76 | } |
915dabe1 | 77 | |
78 | // Fill SegmentInfos, used by rendering classes. | |
79 | ||
80 | // General paramameters | |
81 | fgInnSeg.fPadWidth = fgParam->GetInnerPadPitchWidth(); | |
82 | fgInnSeg.fPadHeight = fgParam->GetInnerPadPitchLength(); | |
83 | fgInnSeg.fRLow = fgParam->GetPadRowRadiiLow(0); | |
84 | fgInnSeg.fNRows = fgParam->GetNRowLow(); | |
85 | fgInnSeg.fFirstRow = 0; | |
86 | fgInnSeg.fLastRow = fgInnSeg.fNRows - 1; | |
87 | fgInnSeg.fNMaxPads = fgParam->GetNPadsLow(fgInnSeg.fNRows - 1); | |
88 | fgSegInfoPtrs[0] = &fgInnSeg; | |
89 | ||
90 | fgOut1Seg.fPadWidth = fgParam->GetOuterPadPitchWidth(); | |
91 | fgOut1Seg.fPadHeight = fgParam->GetOuter1PadPitchLength(); | |
92 | fgOut1Seg.fRLow = fgParam->GetPadRowRadiiUp(0); | |
93 | fgOut1Seg.fNRows = fgParam->GetNRowUp1(); | |
94 | fgOut1Seg.fFirstRow = fgInnSeg.fNRows; | |
95 | fgOut1Seg.fLastRow = fgOut1Seg.fFirstRow + fgOut1Seg.fNRows - 1; | |
96 | fgOut1Seg.fNMaxPads = fgParam->GetNPadsUp(fgOut1Seg.fNRows - 1); | |
97 | fgSegInfoPtrs[1] = &fgOut1Seg; | |
51346b82 | 98 | |
915dabe1 | 99 | fgOut2Seg.fPadWidth = fgParam->GetOuterPadPitchWidth(); |
100 | fgOut2Seg.fPadHeight = fgParam->GetOuter2PadPitchLength(); | |
101 | fgOut2Seg.fRLow = fgParam->GetPadRowRadiiUp(fgOut1Seg.fNRows); | |
102 | fgOut2Seg.fNRows = fgParam->GetNRowUp() - fgOut1Seg.fNRows; | |
103 | fgOut2Seg.fFirstRow = fgOut1Seg.fLastRow + 1; | |
104 | fgOut2Seg.fLastRow = fgOut2Seg.fFirstRow + fgOut2Seg.fNRows - 1; | |
105 | fgOut2Seg.fNMaxPads = fgParam->GetNPadsUp(fgParam->GetNRowUp() - 1); | |
106 | fgSegInfoPtrs[2] = &fgOut2Seg; | |
107 | ||
9af86b69 | 108 | // Set stepsize arrays |
109 | ||
110 | { // Inner | |
111 | Int_t k=0, npads = fgParam->GetNPadsLow(0); | |
112 | for (Int_t row = 0; row < fgInnSeg.fNRows; ++row) | |
a15e6d7d | 113 | { |
9af86b69 | 114 | if (fgParam->GetNPadsLow(row) > npads) |
115 | { | |
116 | npads = fgParam->GetNPadsLow(row); | |
117 | fgInnSeg.fYStep[k] = row*fgInnSeg.fPadHeight + fgInnSeg.fRLow; | |
118 | k++; | |
119 | } | |
915dabe1 | 120 | } |
9af86b69 | 121 | fgInnSeg.fNYSteps = k; |
915dabe1 | 122 | } |
9af86b69 | 123 | |
124 | { // Outer 1 seg | |
125 | Int_t k=0, npads = fgParam->GetNPadsUp(0); | |
126 | for (Int_t row = 0; row < fgOut1Seg.fNRows; ++row) | |
a15e6d7d | 127 | { |
9af86b69 | 128 | if (fgParam->GetNPadsUp(row) > npads) |
129 | { | |
130 | npads = fgParam->GetNPadsUp(row); | |
131 | fgOut1Seg.fYStep[k] = row*fgOut1Seg.fPadHeight + fgOut1Seg.fRLow ; | |
132 | k++; | |
133 | } | |
915dabe1 | 134 | } |
9af86b69 | 135 | fgOut1Seg.fNYSteps = k; |
915dabe1 | 136 | } |
9af86b69 | 137 | |
138 | { // Outer 2 seg | |
139 | Int_t k=0, npads = fgParam->GetNPadsUp(fgOut1Seg.fNRows); | |
140 | for (Int_t row = fgOut1Seg.fNRows; row < fgParam->GetNRowUp(); ++row) | |
a15e6d7d | 141 | { |
9af86b69 | 142 | if (fgParam->GetNPadsUp(row) > npads) |
143 | { | |
144 | npads = fgParam->GetNPadsUp(row); | |
145 | fgOut2Seg.fYStep[k] = (row - fgOut1Seg.fNRows)*fgOut2Seg.fPadHeight + fgOut2Seg.fRLow ; | |
146 | k++; | |
147 | } | |
915dabe1 | 148 | } |
9af86b69 | 149 | fgOut2Seg.fNYSteps = k; |
915dabe1 | 150 | } |
915dabe1 | 151 | } |
152 | ||
d810d0de | 153 | Int_t AliEveTPCSectorData::GetNPadsInRow(Int_t row) |
915dabe1 | 154 | { |
a97abca8 | 155 | // Return number of pads in given row. |
156 | ||
a15e6d7d | 157 | if (row < 0 || row >= fgNAllRows) return 0; |
915dabe1 | 158 | return fgRowBegs[row + 1] - fgRowBegs[row]; |
159 | } | |
160 | ||
d810d0de | 161 | const AliEveTPCSectorData::SegmentInfo& AliEveTPCSectorData::GetSeg(Int_t seg) |
915dabe1 | 162 | { |
a97abca8 | 163 | // Return reference to segment geometry information. |
164 | // 0 ~ inner, 1 ~ middle, 2 ~ outer. | |
165 | ||
915dabe1 | 166 | static const SegmentInfo null; |
167 | ||
a15e6d7d | 168 | if (seg < 0 || seg > 2) |
915dabe1 | 169 | return null; |
170 | else | |
171 | return *fgSegInfoPtrs[seg]; | |
172 | } | |
173 | ||
57ffa5fb | 174 | /******************************************************************************/ |
915dabe1 | 175 | // True member functions start here. |
57ffa5fb | 176 | /******************************************************************************/ |
915dabe1 | 177 | |
d810d0de | 178 | void AliEveTPCSectorData::NewBlock() |
915dabe1 | 179 | { |
a97abca8 | 180 | // Create new data-block. Position is set to the beginning. |
181 | ||
a15e6d7d | 182 | fBlocks.push_back(new Short_t[fkBlockSize]); |
915dabe1 | 183 | fBlockPos = 0; |
184 | } | |
185 | ||
57ffa5fb | 186 | /******************************************************************************/ |
915dabe1 | 187 | |
d810d0de | 188 | AliEveTPCSectorData::AliEveTPCSectorData(Int_t sector, Int_t bsize) : |
a15e6d7d | 189 | fSectorID(sector), fNPadsFilled(0), fPads(), |
190 | fkBlockSize(bsize), fBlockPos(0), fBlocks(), | |
4b456ebb | 191 | fCurrentRow(0), fCurrentPad(0), fCurrentPos(0), fCurrentStep(0) |
915dabe1 | 192 | { |
a97abca8 | 193 | // Constructor. |
51f93891 | 194 | |
195 | memset(fPadBuffer,0,2048*sizeof(Short_t)); | |
a97abca8 | 196 | |
a15e6d7d | 197 | if (fgParam == 0) InitStatics(); |
915dabe1 | 198 | |
199 | fPads.assign(fgNAllPads, PadData()); | |
200 | fBlocks.reserve(16); | |
a15e6d7d | 201 | fBlockPos = fkBlockSize; // Enforce creation of a new block. |
915dabe1 | 202 | } |
203 | ||
204 | ||
d810d0de | 205 | AliEveTPCSectorData::~AliEveTPCSectorData() |
915dabe1 | 206 | { |
a97abca8 | 207 | // Destructor. |
208 | ||
a15e6d7d | 209 | for (std::vector<Short_t*>::iterator b=fBlocks.begin(); b!=fBlocks.end(); ++b) |
915dabe1 | 210 | delete [] *b; |
211 | } | |
212 | ||
d810d0de | 213 | void AliEveTPCSectorData::DropData() |
092578a7 | 214 | { |
a97abca8 | 215 | // Drop data, deallocate data-blocks. |
216 | ||
092578a7 | 217 | fPads.assign(fgNAllPads, PadData()); |
a15e6d7d | 218 | for (std::vector<Short_t*>::iterator b=fBlocks.begin(); b!=fBlocks.end(); ++b) |
092578a7 | 219 | delete [] *b; |
220 | fBlocks.clear(); | |
a15e6d7d | 221 | fBlockPos = fkBlockSize; // Enforce creation of a new block. |
092578a7 | 222 | } |
223 | ||
57ffa5fb | 224 | /******************************************************************************/ |
915dabe1 | 225 | |
d810d0de | 226 | void AliEveTPCSectorData::Print(Option_t* /*opt*/) const |
915dabe1 | 227 | { |
a97abca8 | 228 | // Print summary information. |
229 | ||
d810d0de | 230 | printf("AliEveTPCSectorData sector=%d, NPadsFilled=%d, NBlocks=%d, BlockPos=%d\n", |
6242b962 | 231 | fSectorID, fNPadsFilled, (Int_t) fBlocks.size(), fBlockPos); |
915dabe1 | 232 | } |
233 | ||
57ffa5fb | 234 | /******************************************************************************/ |
915dabe1 | 235 | |
d810d0de | 236 | void AliEveTPCSectorData::BeginPad(Int_t row, Int_t pad, Bool_t reverseTime) |
915dabe1 | 237 | { |
a97abca8 | 238 | // Begin filling of pad-data as specified with arguments. |
239 | ||
915dabe1 | 240 | fCurrentRow = row; |
241 | fCurrentPad = pad; | |
a15e6d7d | 242 | if (reverseTime) { |
915dabe1 | 243 | fCurrentPos = 2046; |
244 | fCurrentStep = -2; | |
245 | } else { | |
246 | fCurrentPos = 0; | |
247 | fCurrentStep = 2; | |
248 | } | |
092578a7 | 249 | //printf("begpad for row=%d pad=%d\n buf=%p pos=%d step=%d\n", |
250 | // fCurrentRow, fCurrentPad, | |
251 | // fPadBuffer, fCurrentPos, fCurrentStep); | |
915dabe1 | 252 | } |
253 | ||
d810d0de | 254 | void AliEveTPCSectorData::EndPad(Bool_t autoPedestal, Short_t threshold) |
915dabe1 | 255 | { |
a97abca8 | 256 | // End filling of pad-data. At this point data is compressed and moved |
257 | // into the cuurent position in memory block. | |
258 | ||
915dabe1 | 259 | Short_t *beg, *end; |
a97abca8 | 260 | if (fCurrentStep > 0) { |
915dabe1 | 261 | beg = fPadBuffer; |
262 | end = fPadBuffer + fCurrentPos; | |
263 | } else { | |
264 | beg = fPadBuffer + fCurrentPos + 2; | |
265 | end = fPadBuffer + 2048; | |
266 | } | |
d6433e5d | 267 | |
092578a7 | 268 | //printf("endpad for row=%d pad=%d\n buf=%p beg=%p end=%p pos=%d step=%d\n", |
269 | // fCurrentRow, fCurrentPad, | |
270 | // fPadBuffer, beg, end, fCurrentPos, fCurrentStep); | |
a97abca8 | 271 | if (beg >= end) |
092578a7 | 272 | return; |
273 | ||
a97abca8 | 274 | if (autoPedestal) { |
d6433e5d | 275 | Short_t array[1024]; |
276 | Short_t* val; | |
51346b82 | 277 | val = beg + 1; |
a15e6d7d | 278 | while (val <= end) { |
d6433e5d | 279 | array[(val-beg)/2] = *val; |
280 | val += 2; | |
51346b82 | 281 | } |
d6433e5d | 282 | Short_t pedestal = TMath::Nint(TMath::Median((end-beg)/2, array)); |
283 | val = beg + 1; | |
a97abca8 | 284 | while (val <= end) { |
d6433e5d | 285 | *val -= pedestal; |
286 | val += 2; | |
287 | } | |
288 | Short_t* wpos = beg; | |
289 | Short_t* rpos = beg; | |
a97abca8 | 290 | while (rpos < end) { |
291 | if (rpos[1] >= threshold) { | |
d6433e5d | 292 | wpos[0] = rpos[0]; |
293 | wpos[1] = rpos[1]; | |
294 | wpos += 2; | |
295 | } | |
296 | rpos += 2; | |
297 | } | |
298 | end = wpos; | |
299 | } | |
300 | ||
915dabe1 | 301 | Short_t* wpos = beg; |
302 | Short_t* rpos = beg; | |
303 | ||
304 | // Compress pad buffer | |
a97abca8 | 305 | while (rpos < end) { |
915dabe1 | 306 | Short_t* spos = rpos; |
307 | Short_t t = spos[0]; | |
a97abca8 | 308 | while (true) { |
915dabe1 | 309 | rpos += 2; |
a15e6d7d | 310 | if (rpos >= end || *rpos > t + 1 || t == 0) |
915dabe1 | 311 | break; |
312 | ++t; | |
313 | } | |
314 | Short_t n = t - spos[0] + 1; | |
a97abca8 | 315 | if (n == 1) { |
915dabe1 | 316 | wpos[0] = -spos[0]; |
317 | wpos[1] = spos[1]; | |
318 | wpos += 2; | |
319 | } else { | |
320 | wpos[0] = spos[0]; | |
321 | wpos[2] = spos[1]; | |
322 | wpos[1] = n; | |
323 | wpos += 3; spos += 3; | |
a97abca8 | 324 | while (--n) { |
915dabe1 | 325 | *wpos = *spos; |
326 | ++wpos; spos += 2; | |
327 | } | |
328 | } | |
329 | } | |
330 | ||
331 | // Copy buffer to storage, set PadData | |
a97abca8 | 332 | if (wpos > beg) { |
915dabe1 | 333 | Short_t len = wpos - beg; |
a15e6d7d | 334 | if (len > fkBlockSize - fBlockPos) |
915dabe1 | 335 | NewBlock(); |
336 | Short_t *dest = fBlocks.back() + fBlockPos; | |
337 | memcpy(dest, beg, len*sizeof(Short_t)); | |
338 | fBlockPos += len; | |
339 | ||
340 | PadData& pad = fPads[PadIndex(fCurrentRow, fCurrentPad)]; | |
341 | pad.SetDataLength(dest, len); | |
342 | } | |
343 | ||
344 | ++fNPadsFilled; | |
345 | } | |
346 | ||
57ffa5fb | 347 | /******************************************************************************/ |
915dabe1 | 348 | |
a15e6d7d | 349 | const AliEveTPCSectorData::PadData& AliEveTPCSectorData::GetPadData(Int_t padAddr) const |
915dabe1 | 350 | { |
a97abca8 | 351 | // Get pad-data reference by absolute index. |
352 | ||
a15e6d7d | 353 | static const PadData kNull; |
915dabe1 | 354 | |
a15e6d7d | 355 | if (padAddr < 0 || padAddr >= fgNAllPads) return kNull; |
915dabe1 | 356 | return fPads[padAddr]; |
357 | } | |
358 | ||
a15e6d7d | 359 | const AliEveTPCSectorData::PadData& AliEveTPCSectorData::GetPadData(Int_t row, Int_t pad) const |
915dabe1 | 360 | { |
a97abca8 | 361 | // Get pad-data reference by row and pad number. |
362 | ||
a15e6d7d | 363 | static const PadData kNull; |
915dabe1 | 364 | |
365 | Int_t np = GetNPadsInRow(row); | |
a15e6d7d | 366 | if (np == 0 || pad < 0 || pad >= np) return kNull; |
915dabe1 | 367 | return GetPadData(fgRowBegs[row] + pad); |
368 | } | |
369 | ||
d810d0de | 370 | AliEveTPCSectorData::PadIterator AliEveTPCSectorData::MakePadIterator(Int_t padAddr, Short_t thr) |
915dabe1 | 371 | { |
a97abca8 | 372 | // Get pad-data iterator by absolute index. |
373 | ||
915dabe1 | 374 | return PadIterator(GetPadData(padAddr), thr); |
375 | } | |
376 | ||
d810d0de | 377 | AliEveTPCSectorData::PadIterator AliEveTPCSectorData::MakePadIterator(Int_t row, Int_t pad, Short_t thr) |
915dabe1 | 378 | { |
a97abca8 | 379 | // Get pad-data iterator by row and pad number. |
380 | ||
915dabe1 | 381 | return PadIterator(GetPadData(row, pad), thr); |
382 | } | |
383 | ||
d810d0de | 384 | AliEveTPCSectorData::RowIterator AliEveTPCSectorData::MakeRowIterator(Int_t row, Short_t thr) |
915dabe1 | 385 | { |
a97abca8 | 386 | // Get row iterator. |
387 | ||
915dabe1 | 388 | Short_t npads = GetNPadsInRow(row); |
a15e6d7d | 389 | if (npads > 0) |
915dabe1 | 390 | return RowIterator(&fPads[fgRowBegs[row]], npads, thr); |
391 | else | |
392 | return RowIterator(0, 0); | |
393 | } | |
394 | ||
57ffa5fb | 395 | /******************************************************************************/ |
d810d0de | 396 | // AliEveTPCSectorData::PadData |
57ffa5fb | 397 | /******************************************************************************/ |
915dabe1 | 398 | |
d810d0de | 399 | void AliEveTPCSectorData::PadData::Print(Option_t* /*opt*/) |
915dabe1 | 400 | { |
a97abca8 | 401 | // Print summary information. |
402 | ||
915dabe1 | 403 | printf("addr=%p, len=%hd>\n", (void*)fData, fLength); |
a15e6d7d | 404 | for (Int_t i=0; i<fLength; ++i) |
915dabe1 | 405 | printf(" %3d %hd\n", i, fData[i]); |
406 | } | |
407 | ||
57ffa5fb | 408 | /******************************************************************************/ |
d810d0de | 409 | // AliEveTPCSectorData::PadIterator |
57ffa5fb | 410 | /******************************************************************************/ |
915dabe1 | 411 | |
d810d0de | 412 | Bool_t AliEveTPCSectorData::PadIterator::Next() |
915dabe1 | 413 | { |
a97abca8 | 414 | // Move iterator to next signal above the iteration threshold. |
415 | // Returns false when the end of data is reached. | |
416 | ||
417 | if (fPos >= fEnd) return kFALSE; | |
418 | if (fNChunk > 0) { | |
915dabe1 | 419 | ++fTime; |
420 | --fNChunk; | |
421 | fSignal = *fPos; ++fPos; | |
422 | } else { | |
423 | fTime = fPos[0]; | |
a97abca8 | 424 | if (fTime <= 0) { |
915dabe1 | 425 | fTime = -fTime; |
426 | fSignal = fPos[1]; | |
427 | fPos += 2; | |
428 | } else { | |
429 | fNChunk = fPos[1] - 1; | |
430 | fSignal = fPos[2]; | |
431 | fPos += 3; | |
432 | } | |
433 | } | |
434 | return (fSignal > fThreshold) ? kTRUE : Next(); | |
435 | } | |
436 | ||
d810d0de | 437 | void AliEveTPCSectorData::PadIterator::Reset() |
915dabe1 | 438 | { |
439 | // Return to the beginning of the pad-data. Must call Next() to get to | |
440 | // the first stored signal. | |
441 | ||
442 | fPos = fBeg; | |
443 | fTime = -1; | |
444 | fSignal = -1; | |
445 | fNChunk = 0; | |
446 | } | |
447 | ||
d810d0de | 448 | void AliEveTPCSectorData::PadIterator::Reset(const PadData& pd) |
915dabe1 | 449 | { |
450 | // Reinitialize to new pad-data. Must call Next() to get to the | |
451 | // first stored signal. | |
452 | ||
453 | fBeg = pd.Data(); | |
454 | fEnd = pd.Data() + pd.Length(); | |
455 | fPos = pd.Data(); | |
456 | Reset(); | |
457 | } | |
458 | ||
d810d0de | 459 | void AliEveTPCSectorData::PadIterator::Test() |
915dabe1 | 460 | { |
a15e6d7d | 461 | while (Next()) |
915dabe1 | 462 | printf(" %3d %d\n", fTime, fSignal); |
463 | } | |
464 | ||
57ffa5fb | 465 | /******************************************************************************/ |
d810d0de | 466 | // AliEveTPCSectorData::RowIterator |
57ffa5fb | 467 | /******************************************************************************/ |
915dabe1 | 468 | |
d810d0de | 469 | Bool_t AliEveTPCSectorData::RowIterator::NextPad() |
915dabe1 | 470 | { |
a97abca8 | 471 | // Move iterator to next pad. |
472 | ||
915dabe1 | 473 | ++fPad; |
474 | if(fPad >= fNPads) return kFALSE; | |
475 | Reset(fPadArray[fPad]); | |
476 | return kTRUE; | |
477 | } | |
478 | ||
d810d0de | 479 | void AliEveTPCSectorData::RowIterator::ResetRow() |
915dabe1 | 480 | { |
481 | // Return to the beginning of the row. Must call NextPad() to get to | |
482 | // the zeroth pad. | |
483 | ||
484 | fPad = -1; | |
485 | } | |
486 | ||
d810d0de | 487 | void AliEveTPCSectorData::RowIterator::ResetRow(const PadData* first, Short_t npads) |
915dabe1 | 488 | { |
489 | // Reinitialize to another pad-data array. Must call NextPad() to | |
490 | // get to the zeroth pad. | |
491 | ||
492 | fPadArray = first; | |
493 | fNPads = npads; | |
494 | fPad = -1; | |
495 | } | |
496 | ||
57ffa5fb | 497 | /******************************************************************************/ |
d810d0de | 498 | // AliEveTPCSectorData::SegmentInfo |
57ffa5fb | 499 | /******************************************************************************/ |
915dabe1 | 500 | |
a97abca8 | 501 | //______________________________________________________________________________ |
502 | // | |
503 | // Stores geometry data about a segment needed for fast data-access | |
504 | // and rendering | |
505 | ||
d810d0de | 506 | ClassImp(AliEveTPCSectorData::SegmentInfo) |
915dabe1 | 507 | |
d810d0de | 508 | AliEveTPCSectorData::SegmentInfo::SegmentInfo() : |
265ecb21 | 509 | TObject(), |
510 | ||
511 | fPadWidth(0), fPadHeight(0), | |
512 | fRLow(0), fNRows(0), fFirstRow(0), fLastRow(0), | |
513 | fNMaxPads(0), | |
514 | fNYSteps(0) | |
915dabe1 | 515 | { |
a97abca8 | 516 | // Constructor. |
517 | ||
d0ebdff6 | 518 | memset(fYStep, 0, sizeof(fYStep)); |
915dabe1 | 519 | } |