3 #include "TPCSectorData.h"
4 #include <AliTPCParamSR.h>
8 //______________________________________________________________________
11 // Stores data from a fiven TPC sector.
13 // Row addresses grow linearly by radius, there is no separation on
14 // inner/outer segments. The SegmentInfo objects can be used to get
15 // information about low-level segments.
17 // A lot of TPC-sector information is stored as static data.
19 // For accessing data, see for example TPCSector2DGL::CreateTexture()
24 using namespace Alieve;
26 ClassImp(TPCSectorData)
28 AliTPCParam* TPCSectorData::fgParam = 0;
29 Int_t TPCSectorData::fgNAllRows = 0;
30 Int_t TPCSectorData::fgNAllPads = 0;
31 Int_t* TPCSectorData::fgRowBegs = 0;
33 TPCSectorData::SegmentInfo TPCSectorData::fgInnSeg;
34 TPCSectorData::SegmentInfo TPCSectorData::fgOut1Seg;
35 TPCSectorData::SegmentInfo TPCSectorData::fgOut2Seg;
37 TPCSectorData::SegmentInfo* TPCSectorData::fgSegInfoPtrs[3] = {0};
39 /**************************************************************************/
41 void TPCSectorData::InitStatics()
43 if(fgParam != 0) return;
45 fgParam = new AliTPCParamSR;
46 fgNAllRows = fgParam->GetNRowLow() + fgParam->GetNRowUp();
48 fgRowBegs = new Int_t[fgNAllRows + 1];
51 for(Int_t i=0; i<fgParam->GetNRowLow(); ++i, ++row) {
52 fgRowBegs[row] = fgNAllPads;
53 fgNAllPads += fgParam->GetNPadsLow(i);
55 for(Int_t i=0; i<fgParam->GetNRowUp(); ++i, ++row) {
56 fgRowBegs[row] = fgNAllPads;
57 fgNAllPads += fgParam->GetNPadsUp(i);
59 fgRowBegs[fgNAllRows] = fgNAllPads;
62 // Fill SegmentInfos, used by rendering classes.
64 // General paramameters
65 fgInnSeg.fPadWidth = fgParam->GetInnerPadPitchWidth();
66 fgInnSeg.fPadHeight = fgParam->GetInnerPadPitchLength();
67 fgInnSeg.fRLow = fgParam->GetPadRowRadiiLow(0);
68 fgInnSeg.fNRows = fgParam->GetNRowLow();
69 fgInnSeg.fFirstRow = 0;
70 fgInnSeg.fLastRow = fgInnSeg.fNRows - 1;
71 fgInnSeg.fNMaxPads = fgParam->GetNPadsLow(fgInnSeg.fNRows - 1);
72 fgSegInfoPtrs[0] = &fgInnSeg;
74 fgOut1Seg.fPadWidth = fgParam->GetOuterPadPitchWidth();
75 fgOut1Seg.fPadHeight = fgParam->GetOuter1PadPitchLength();
76 fgOut1Seg.fRLow = fgParam->GetPadRowRadiiUp(0);
77 fgOut1Seg.fNRows = fgParam->GetNRowUp1();
78 fgOut1Seg.fFirstRow = fgInnSeg.fNRows;
79 fgOut1Seg.fLastRow = fgOut1Seg.fFirstRow + fgOut1Seg.fNRows - 1;
80 fgOut1Seg.fNMaxPads = fgParam->GetNPadsUp(fgOut1Seg.fNRows - 1);
81 fgSegInfoPtrs[1] = &fgOut1Seg;
83 fgOut2Seg.fPadWidth = fgParam->GetOuterPadPitchWidth();
84 fgOut2Seg.fPadHeight = fgParam->GetOuter2PadPitchLength();
85 fgOut2Seg.fRLow = fgParam->GetPadRowRadiiUp(fgOut1Seg.fNRows);
86 fgOut2Seg.fNRows = fgParam->GetNRowUp() - fgOut1Seg.fNRows;
87 fgOut2Seg.fFirstRow = fgOut1Seg.fLastRow + 1;
88 fgOut2Seg.fLastRow = fgOut2Seg.fFirstRow + fgOut2Seg.fNRows - 1;
89 fgOut2Seg.fNMaxPads = fgParam->GetNPadsUp(fgParam->GetNRowUp() - 1);
90 fgSegInfoPtrs[2] = &fgOut2Seg;
95 k=0, npads = fgParam->GetNPadsLow(0);
96 for (int row = 0; row < fgInnSeg.fNRows; ++row) {
97 if (fgParam->GetNPadsLow(row) > npads) {
98 npads = fgParam->GetNPadsLow(row);
99 fgInnSeg.fYStep[k] = row*fgInnSeg.fPadHeight + fgInnSeg.fRLow;
103 fgInnSeg.fNYSteps = k;
105 k=0; npads = fgParam->GetNPadsUp(0);
106 for (int row = 0; row < fgOut1Seg.fNRows; ++row) {
107 if (fgParam->GetNPadsUp(row) > npads) {
108 npads = fgParam->GetNPadsUp(row);
109 fgOut1Seg.fYStep[k] = row*fgOut1Seg.fPadHeight + fgOut1Seg.fRLow ;
113 fgOut1Seg.fNYSteps = k;
115 k=0; npads = fgParam->GetNPadsUp(fgOut1Seg.fNRows);
116 for (int row = fgOut1Seg.fNRows; row < fgParam->GetNRowUp() ;row++ ) {
117 if (fgParam->GetNPadsUp(row) > npads) {
118 npads = fgParam->GetNPadsUp(row);
119 fgOut2Seg.fYStep[k] = (row - fgOut1Seg.fNRows)*fgOut2Seg.fPadHeight + fgOut2Seg.fRLow ;
123 fgOut2Seg.fNYSteps = k;
126 Int_t TPCSectorData::GetNPadsInRow(Int_t row)
128 if(row < 0 || row >= fgNAllRows) return 0;
129 return fgRowBegs[row + 1] - fgRowBegs[row];
132 const TPCSectorData::SegmentInfo& TPCSectorData::GetSeg(Int_t seg)
134 static const SegmentInfo null;
136 if(seg < 0 || seg > 2)
139 return *fgSegInfoPtrs[seg];
142 /**************************************************************************/
143 // True member functions start here.
144 /**************************************************************************/
146 void TPCSectorData::NewBlock()
148 fBlocks.push_back(new Short_t[fBlockSize]);
152 /**************************************************************************/
154 TPCSectorData::TPCSectorData(Int_t sector, Int_t bsize) :
155 fSectorID(sector), fNPadsFilled(0),
156 fBlockSize(bsize), fBlockPos(0),
157 fCurrentRow(0), fCurrentPad(0), fCurrentPos(0)
159 if(fgParam == 0) InitStatics();
161 fPads.assign(fgNAllPads, PadData());
163 fBlockPos = fBlockSize; // Enforce creation of a new block.
167 TPCSectorData::~TPCSectorData()
169 for(std::vector<Short_t*>::iterator b=fBlocks.begin(); b!=fBlocks.end(); ++b)
173 void TPCSectorData::DropData()
175 fPads.assign(fgNAllPads, PadData());
176 for(std::vector<Short_t*>::iterator b=fBlocks.begin(); b!=fBlocks.end(); ++b)
179 fBlockPos = fBlockSize; // Enforce creation of a new block.
182 /**************************************************************************/
184 void TPCSectorData::Print(Option_t* /*opt*/) const
186 printf("TPCSectorData sector=%d, NPadsFilled=%d, NBlocks=%d, BlockPos=%d\n",
187 fSectorID, fNPadsFilled, fBlocks.size(), fBlockPos);
190 /**************************************************************************/
192 void TPCSectorData::BeginPad(Int_t row, Int_t pad, Bool_t reverseTime)
203 //printf("begpad for row=%d pad=%d\n buf=%p pos=%d step=%d\n",
204 // fCurrentRow, fCurrentPad,
205 // fPadBuffer, fCurrentPos, fCurrentStep);
208 void TPCSectorData::EndPad(Bool_t autoPedestal, Short_t threshold)
211 if(fCurrentStep > 0) {
213 end = fPadBuffer + fCurrentPos;
215 beg = fPadBuffer + fCurrentPos + 2;
216 end = fPadBuffer + 2048;
219 //printf("endpad for row=%d pad=%d\n buf=%p beg=%p end=%p pos=%d step=%d\n",
220 // fCurrentRow, fCurrentPad,
221 // fPadBuffer, beg, end, fCurrentPos, fCurrentStep);
230 array[(val-beg)/2] = *val;
233 Short_t pedestal = TMath::Nint(TMath::Median((end-beg)/2, array));
242 if(rpos[1] > threshold) {
255 // Compress pad buffer
257 Short_t* spos = rpos;
261 if(rpos >= end || *rpos > t + 1 || t == 0)
265 Short_t n = t - spos[0] + 1;
274 wpos += 3; spos += 3;
282 // Copy buffer to storage, set PadData
284 Short_t len = wpos - beg;
285 if(len > fBlockSize - fBlockPos)
287 Short_t *dest = fBlocks.back() + fBlockPos;
288 memcpy(dest, beg, len*sizeof(Short_t));
291 PadData& pad = fPads[PadIndex(fCurrentRow, fCurrentPad)];
292 pad.SetDataLength(dest, len);
298 /**************************************************************************/
300 const TPCSectorData::PadData& TPCSectorData::GetPadData(Int_t padAddr)
302 static const PadData null;
304 if(padAddr < 0 || padAddr >= fgNAllPads) return null;
305 return fPads[padAddr];
308 const TPCSectorData::PadData& TPCSectorData::GetPadData(Int_t row, Int_t pad)
310 static const PadData null;
312 Int_t np = GetNPadsInRow(row);
313 if(np == 0 || pad < 0 || pad >= np) return null;
314 return GetPadData(fgRowBegs[row] + pad);
317 TPCSectorData::PadIterator TPCSectorData::MakePadIterator(Int_t padAddr, Short_t thr)
319 return PadIterator(GetPadData(padAddr), thr);
322 TPCSectorData::PadIterator TPCSectorData::MakePadIterator(Int_t row, Int_t pad, Short_t thr)
324 return PadIterator(GetPadData(row, pad), thr);
327 TPCSectorData::RowIterator TPCSectorData::MakeRowIterator(Int_t row, Short_t thr)
329 Short_t npads = GetNPadsInRow(row);
331 return RowIterator(&fPads[fgRowBegs[row]], npads, thr);
333 return RowIterator(0, 0);
336 /**************************************************************************/
337 // TPCSectorData::PadData
338 /**************************************************************************/
340 void TPCSectorData::PadData::Print(Option_t* /*opt*/)
342 printf("addr=%p, len=%hd>\n", (void*)fData, fLength);
343 for(Int_t i=0; i<fLength; ++i)
344 printf(" %3d %hd\n", i, fData[i]);
347 /**************************************************************************/
348 // TPCSectorData::PadIterator
349 /**************************************************************************/
351 Bool_t TPCSectorData::PadIterator::Next()
353 if(fPos >= fEnd) return kFALSE;
357 fSignal = *fPos; ++fPos;
365 fNChunk = fPos[1] - 1;
370 return (fSignal > fThreshold) ? kTRUE : Next();
373 void TPCSectorData::PadIterator::Reset()
375 // Return to the beginning of the pad-data. Must call Next() to get to
376 // the first stored signal.
384 void TPCSectorData::PadIterator::Reset(const PadData& pd)
386 // Reinitialize to new pad-data. Must call Next() to get to the
387 // first stored signal.
390 fEnd = pd.Data() + pd.Length();
395 void TPCSectorData::PadIterator::Test()
398 printf(" %3d %d\n", fTime, fSignal);
401 /**************************************************************************/
402 // TPCSectorData::RowIterator
403 /**************************************************************************/
405 Bool_t TPCSectorData::RowIterator::NextPad()
408 if(fPad >= fNPads) return kFALSE;
409 Reset(fPadArray[fPad]);
413 void TPCSectorData::RowIterator::ResetRow()
415 // Return to the beginning of the row. Must call NextPad() to get to
421 void TPCSectorData::RowIterator::ResetRow(const PadData* first, Short_t npads)
423 // Reinitialize to another pad-data array. Must call NextPad() to
424 // get to the zeroth pad.
431 void TPCSectorData::RowIterator::Test()
434 printf("Pad %d\n", fPad);
439 /**************************************************************************/
440 // TPCSectorData::SegmentInfo
441 /**************************************************************************/
443 ClassImp(TPCSectorData::SegmentInfo)
445 TPCSectorData::SegmentInfo::SegmentInfo()
447 memset(this, sizeof(SegmentInfo), 0);