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21b6a334 | 1 | |
2 | ||
3 | /************************************************************************** | |
9be2600f | 4 | * This file is property of and copyright by the ALICE HLT Project * |
5 | * ALICE Experiment at CERN, All rights reserved. * | |
21b6a334 | 6 | * * |
9be2600f | 7 | * Primary Authors: Jochen Thaeder <thaeder@kip.uni-heidelberg.de> * |
8 | * Ivan Kisel <kisel@kip.uni-heidelberg.de> * | |
9 | * for The ALICE HLT Project. * | |
21b6a334 | 10 | * * |
11 | * Permission to use, copy, modify and distribute this software and its * | |
12 | * documentation strictly for non-commercial purposes is hereby granted * | |
13 | * without fee, provided that the above copyright notice appears in all * | |
14 | * copies and that both the copyright notice and this permission notice * | |
15 | * appear in the supporting documentation. The authors make no claims * | |
16 | * about the suitability of this software for any purpose. It is * | |
17 | * provided "as is" without express or implied warranty. * | |
18 | **************************************************************************/ | |
19 | ||
20 | /////////////////////////////////////////////////////////////////////////////// | |
21 | // // | |
22 | // a TPC tracker processing component for the HLT based on CA by Ivan Kisel // | |
23 | // // | |
24 | /////////////////////////////////////////////////////////////////////////////// | |
25 | ||
26 | #if __GNUC__>= 3 | |
27 | using namespace std; | |
28 | #endif | |
29 | ||
30 | #include "AliHLTTPCCATrackerComponent.h" | |
31 | #include "AliHLTTPCTransform.h" | |
32 | #include "AliHLTTPCCATracker.h" | |
33 | #include "AliHLTTPCVertex.h" | |
34 | #include "AliHLTTPCSpacePointData.h" | |
35 | #include "AliHLTTPCVertexData.h" | |
36 | #include "AliHLTTPCClusterDataFormat.h" | |
37 | #include "AliHLTTPCTransform.h" | |
38 | #include "AliHLTTPCTrackSegmentData.h" | |
39 | #include "AliHLTTPCTrackArray.h" | |
40 | #include "AliHLTTPCTrackletDataFormat.h" | |
96bda103 | 41 | #include "AliHLTTPCDefinitions.h" |
5994547c | 42 | //#include "AliHLTTPC.h" |
21b6a334 | 43 | #include <stdlib.h> |
44 | #include <iostream> | |
45 | #include <errno.h> | |
46 | ||
47 | //static bool ask = true; | |
48 | static bool ask = false; | |
49 | ||
50 | // this is a global object used for automatic component registration, do not use this | |
51 | AliHLTTPCCATrackerComponent gAliHLTTPCCATrackerComponent; | |
52 | ||
53 | ClassImp(AliHLTTPCCATrackerComponent) | |
54 | ||
55 | AliHLTTPCCATrackerComponent::AliHLTTPCCATrackerComponent() | |
96bda103 | 56 | : |
57 | fTracker(NULL), | |
58 | fVertex(NULL) | |
59 | { | |
60 | // see header file for class documentation | |
61 | // or | |
62 | // refer to README to build package | |
63 | // or | |
64 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
65 | } | |
66 | ||
67 | AliHLTTPCCATrackerComponent::AliHLTTPCCATrackerComponent(const AliHLTTPCCATrackerComponent&) | |
68 | : | |
69 | fTracker(NULL), | |
70 | fVertex(NULL) | |
71 | { | |
72 | // see header file for class documentation | |
73 | HLTFatal("copy constructor untested"); | |
74 | } | |
75 | ||
76 | AliHLTTPCCATrackerComponent& AliHLTTPCCATrackerComponent::operator=(const AliHLTTPCCATrackerComponent&) | |
77 | { | |
78 | // see header file for class documentation | |
79 | HLTFatal("assignment operator untested"); | |
80 | return *this; | |
81 | } | |
21b6a334 | 82 | |
83 | AliHLTTPCCATrackerComponent::~AliHLTTPCCATrackerComponent() | |
84 | { | |
96bda103 | 85 | // see header file for class documentation |
21b6a334 | 86 | } |
87 | ||
88 | // Public functions to implement AliHLTComponent's interface. | |
89 | // These functions are required for the registration process | |
90 | ||
91 | const char* AliHLTTPCCATrackerComponent::GetComponentID() | |
92 | { | |
96bda103 | 93 | // see header file for class documentation |
21b6a334 | 94 | return "TPCCATracker"; |
95 | } | |
96 | ||
96bda103 | 97 | void AliHLTTPCCATrackerComponent::GetInputDataTypes( vector<AliHLTComponentDataType>& list) |
21b6a334 | 98 | { |
96bda103 | 99 | // see header file for class documentation |
21b6a334 | 100 | list.clear(); |
96bda103 | 101 | list.push_back( AliHLTTPCDefinitions::fgkClustersDataType ); |
102 | list.push_back( AliHLTTPCDefinitions::fgkVertexDataType ); | |
21b6a334 | 103 | } |
104 | ||
96bda103 | 105 | AliHLTComponentDataType AliHLTTPCCATrackerComponent::GetOutputDataType() |
21b6a334 | 106 | { |
96bda103 | 107 | // see header file for class documentation |
108 | return AliHLTTPCDefinitions::fgkTrackSegmentsDataType; | |
21b6a334 | 109 | } |
110 | ||
111 | void AliHLTTPCCATrackerComponent::GetOutputDataSize( unsigned long& constBase, double& inputMultiplier ) | |
112 | { | |
96bda103 | 113 | // see header file for class documentation |
21b6a334 | 114 | // XXX TODO: Find more realistic values. |
115 | constBase = 0; | |
116 | inputMultiplier = 0.2; | |
117 | } | |
118 | ||
119 | AliHLTComponent* AliHLTTPCCATrackerComponent::Spawn() | |
120 | { | |
96bda103 | 121 | // see header file for class documentation |
21b6a334 | 122 | return new AliHLTTPCCATrackerComponent; |
123 | } | |
124 | ||
125 | int AliHLTTPCCATrackerComponent::DoInit( int argc, const char** argv ) | |
126 | { | |
96bda103 | 127 | // see header file for class documentation |
21b6a334 | 128 | Logging( kHLTLogDebug, "HLT::TPCSliceTracker::DoInit", "DoInit", "DoInit()" ); |
129 | ||
130 | if ( fTracker || fVertex ) | |
131 | return EINPROGRESS; | |
132 | ||
133 | fTracker = new AliHLTTPCCATracker(); | |
134 | fTracker->CACreateHistos(); | |
135 | ||
136 | fVertex = new AliHLTTPCVertex(); | |
137 | ||
138 | ||
139 | /* --------------------------------------------------------------------------------- | |
140 | * cmdline arguments not needed so far | |
141 | ||
142 | int i = 0; | |
143 | char* cpErr; | |
144 | ||
145 | while ( i < argc ) | |
146 | { | |
147 | if ( !strcmp( argv[i], "bfield" ) ) | |
148 | { | |
149 | if ( argc <= i+1 ) | |
150 | { | |
151 | Logging( kHLTLogError, "HLT::TPCSliceTracker::DoInit", "Missing B-field", "Missing B-field specifier." ); | |
152 | return ENOTSUP; | |
153 | } | |
154 | fBField = strtod( argv[i+1], &cpErr ); | |
155 | if ( *cpErr ) | |
156 | { | |
157 | Logging( kHLTLogError, "HLT::TPCSliceTracker::DoInit", "Missing multiplicity", "Cannot convert B-field specifier '%s'.", argv[i+1] ); | |
158 | return EINVAL; | |
159 | } | |
160 | i += 2; | |
161 | continue; | |
162 | } | |
163 | ||
164 | Logging(kHLTLogError, "HLT::TPCSliceTracker::DoInit", "Unknown Option", "Unknown option '%s'", argv[i] ); | |
165 | return EINVAL; | |
166 | } | |
167 | --------------------------------------------------------------------------------- */ | |
168 | ||
169 | return 0; | |
170 | } | |
171 | ||
172 | int AliHLTTPCCATrackerComponent::DoDeinit() | |
173 | { | |
96bda103 | 174 | // see header file for class documentation |
21b6a334 | 175 | if ( fTracker ) |
176 | delete fTracker; | |
177 | fTracker = NULL; | |
178 | if ( fVertex ) | |
179 | delete fVertex; | |
180 | fVertex = NULL; | |
181 | return 0; | |
182 | } | |
183 | ||
96bda103 | 184 | int AliHLTTPCCATrackerComponent::DoEvent( const AliHLTComponentEventData& evtData, const AliHLTComponentBlockData* blocks, |
185 | AliHLTComponentTriggerData& trigData, AliHLTUInt8_t* outputPtr, | |
186 | AliHLTUInt32_t& size, vector<AliHLTComponentBlockData>& outputBlocks ) | |
21b6a334 | 187 | { |
96bda103 | 188 | // see header file for class documentation |
21b6a334 | 189 | Logging( kHLTLogDebug, "HLT::TPCCATracker::DoEvent", "DoEvent", "DoEvent()" ); |
190 | if ( evtData.fBlockCnt<=0 ) | |
191 | { | |
192 | Logging( kHLTLogWarning, "HLT::TPCCATracker::DoEvent", "DoEvent", "no blocks in event" ); | |
193 | return 0; | |
194 | } | |
195 | ||
96bda103 | 196 | const AliHLTComponentBlockData* iter = NULL; |
21b6a334 | 197 | unsigned long ndx; |
198 | AliHLTTPCClusterData* inPtrSP; | |
199 | AliHLTTPCVertexData* inPtrV = NULL; | |
96bda103 | 200 | const AliHLTComponentBlockData* vertexIter=NULL; |
21b6a334 | 201 | AliHLTTPCTrackletData* outPtr; |
202 | AliHLTUInt8_t* outBPtr; | |
203 | ||
204 | AliHLTUInt32_t vSize = 0; | |
205 | UInt_t offset=0, mysize, tSize = 0; | |
206 | outBPtr = outputPtr; | |
207 | ||
208 | outPtr = (AliHLTTPCTrackletData*)(outBPtr); | |
209 | fTracker->SetOutPtr( outPtr->fTracklets ); | |
210 | ||
211 | // ------------------------------------------ | |
212 | ||
213 | Int_t slice=-1, patch=-1, row[2]; | |
214 | Int_t minPatch=INT_MAX, maxPatch = 0; | |
215 | offset = 0; | |
216 | std::vector<Int_t> slices; | |
217 | std::vector<Int_t>::iterator slIter, slEnd; | |
218 | std::vector<unsigned> sliceCnts; | |
219 | std::vector<unsigned>::iterator slCntIter; | |
220 | Int_t vertexSlice=-1; | |
221 | ||
222 | // Find min/max rows used in total and find and read out vertex if it is present | |
223 | // also determine correct slice number, if multiple slice numbers are present in event | |
224 | // (which should not happen in the first place) we use the one that occurs the most times | |
225 | row[0] = 0; | |
226 | row[1] = 0; | |
227 | bool found; | |
228 | ||
229 | for ( ndx = 0; ndx < evtData.fBlockCnt; ndx++ ) | |
230 | { | |
231 | iter = blocks+ndx; | |
232 | ||
233 | ||
234 | slice = AliHLTTPCDefinitions::GetMinSliceNr( *iter ); | |
235 | found = false; | |
236 | slIter = slices.begin(); | |
237 | slEnd = slices.end(); | |
238 | slCntIter = sliceCnts.begin(); | |
239 | while ( slIter != slEnd ) | |
240 | { | |
241 | if ( *slIter == slice ) | |
242 | { | |
243 | found = true; | |
244 | break; | |
245 | } | |
246 | slIter++; | |
247 | slCntIter++; | |
248 | } | |
249 | if ( !found ) | |
250 | { | |
251 | slices.insert( slices.end(), slice ); | |
252 | sliceCnts.insert( sliceCnts.end(), 1 ); | |
253 | } | |
254 | else | |
255 | *slCntIter++; | |
256 | ||
96bda103 | 257 | if ( iter->fDataType == AliHLTTPCDefinitions::fgkVertexDataType ) |
21b6a334 | 258 | { |
259 | inPtrV = (AliHLTTPCVertexData*)(iter->fPtr); | |
260 | vertexIter = iter; | |
261 | vSize = iter->fSize; | |
262 | fVertex->Read( inPtrV ); | |
263 | vertexSlice = slice; | |
264 | } | |
96bda103 | 265 | if ( iter->fDataType == AliHLTTPCDefinitions::fgkClustersDataType ) |
21b6a334 | 266 | { |
267 | patch = AliHLTTPCDefinitions::GetMinPatchNr( *iter ); | |
268 | if ( minPatch>patch ) | |
269 | { | |
270 | minPatch = patch; | |
271 | row[0] = AliHLTTPCTransform::GetFirstRow( patch ); | |
272 | } | |
273 | if ( maxPatch<patch ) | |
274 | { | |
275 | maxPatch = patch; | |
276 | row[1] = AliHLTTPCTransform::GetLastRow( patch ); | |
277 | } | |
278 | } | |
279 | } | |
280 | ||
281 | // Determine slice number to really use. | |
282 | if ( slices.size()>1 ) | |
283 | { | |
284 | Logging( kHLTLogError, "HLT::TPCSliceTracker::DoEvent", "Multiple slices found in event", | |
285 | "Multiple slice numbers found in event 0x%08lX (%lu). Determining maximum occuring slice number...", | |
286 | evtData.fEventID, evtData.fEventID ); | |
287 | unsigned maxCntSlice=0; | |
288 | slIter = slices.begin(); | |
289 | slEnd = slices.end(); | |
290 | slCntIter = sliceCnts.begin(); | |
291 | while ( slIter != slEnd ) | |
292 | { | |
293 | Logging( kHLTLogError, "HLT::TPCSliceTracker::DoEvent", "Multiple slices found in event", | |
294 | "Slice %lu found %lu times.", *slIter, *slCntIter ); | |
295 | if ( maxCntSlice<*slCntIter ) | |
296 | { | |
297 | maxCntSlice = *slCntIter; | |
298 | slice = *slIter; | |
299 | } | |
300 | slIter++; | |
301 | slCntIter++; | |
302 | } | |
303 | Logging( kHLTLogError, "HLT::TPCSliceTracker::DoEvent", "Multiple slices found in event", | |
304 | "Using slice %lu.", slice ); | |
305 | } | |
306 | else if ( slices.size()>0 ) | |
307 | { | |
308 | slice = *(slices.begin()); | |
309 | } | |
310 | else | |
311 | { | |
312 | slice = -1; | |
313 | } | |
314 | ||
315 | if ( vertexSlice != slice ) | |
316 | { | |
317 | // multiple vertex blocks in event and we used the wrong one... | |
318 | found = false; | |
319 | for ( ndx = 0; ndx < evtData.fBlockCnt; ndx++ ) | |
320 | { | |
321 | iter = blocks+ndx; | |
96bda103 | 322 | if ( iter->fDataType == AliHLTTPCDefinitions::fgkVertexDataType && slice==AliHLTTPCDefinitions::GetMinSliceNr( *iter ) ) |
21b6a334 | 323 | { |
324 | inPtrV = (AliHLTTPCVertexData*)(iter->fPtr); | |
325 | vertexIter = iter; | |
326 | vSize = iter->fSize; | |
327 | fVertex->Read( inPtrV ); | |
328 | break; | |
329 | } | |
330 | } | |
331 | } | |
332 | ||
333 | // fTracker->InitSector( slice, row, fEta ); | |
334 | // fTracker->SetVertex(fVertex); | |
335 | ||
336 | mysize = 0; | |
337 | // read in all hits | |
338 | std::vector<unsigned long> patchIndices; | |
339 | std::vector<unsigned long>::iterator pIter, pEnd; | |
340 | for ( ndx = 0; ndx < evtData.fBlockCnt; ndx++ ) | |
341 | { | |
342 | iter = blocks+ndx; | |
343 | ||
96bda103 | 344 | if ( iter->fDataType == AliHLTTPCDefinitions::fgkClustersDataType && slice==AliHLTTPCDefinitions::GetMinSliceNr( *iter ) ) |
21b6a334 | 345 | { |
346 | patch = AliHLTTPCDefinitions::GetMinPatchNr( *iter ); | |
347 | pIter = patchIndices.begin(); | |
348 | pEnd = patchIndices.end(); | |
349 | while ( pIter!=pEnd && AliHLTTPCDefinitions::GetMinSliceNr( blocks[*pIter] ) < patch ) | |
350 | pIter++; | |
351 | patchIndices.insert( pIter, ndx ); | |
352 | } | |
353 | } | |
354 | ||
355 | fTracker->CAInitialize(); | |
356 | ||
357 | pIter = patchIndices.begin(); | |
358 | pEnd = patchIndices.end(); | |
359 | while ( pIter!=pEnd ) | |
360 | { | |
361 | ndx = *pIter; | |
362 | iter = blocks+ndx; | |
363 | ||
364 | patch = AliHLTTPCDefinitions::GetMinPatchNr( *iter ); | |
365 | inPtrSP = (AliHLTTPCClusterData*)(iter->fPtr); | |
366 | ||
367 | Logging( kHLTLogDebug, "HLT::TPCSliceTracker::DoEvent", "Reading hits", | |
368 | "Reading hits for slice %d - patch %d", slice, patch ); | |
369 | ||
370 | fTracker->CAReadPatchHits( patch, inPtrSP->fSpacePointCnt, inPtrSP->fSpacePoints ); | |
371 | fTracker->CAFindPatchTracks( patch ); | |
372 | ||
373 | pIter++; | |
374 | } | |
375 | ||
376 | fTracker->CAFindSliceTracks(); | |
377 | ||
378 | //#ifdef XXX | |
379 | char symbol; | |
380 | if (ask){ | |
381 | do{ | |
382 | std::cin.get(symbol); | |
383 | if (symbol == 'r') | |
384 | ask = false; | |
385 | } while (symbol != '\n'); | |
386 | } | |
387 | //#endif //XXX | |
388 | ||
389 | ||
390 | UInt_t ntracks0=0; | |
391 | ||
392 | mysize = fTracker->GetOutputSize(); | |
393 | ntracks0 = fTracker->GetOutputNTracks(); | |
394 | outPtr->fTrackletCnt = fTracker->GetOutputNTracks(); | |
395 | ||
396 | Logging( kHLTLogDebug, "HLT::TPCSliceTracker::DoEvent", "Tracks", | |
397 | "Input: Number of tracks: %lu Slice/MinPatch/MaxPatch/RowMin/RowMax: %lu/%lu/%lu/%lu/%lu.", | |
398 | ntracks0, slice, minPatch, maxPatch, row[0], row[1] ); | |
399 | ||
400 | tSize += mysize+sizeof(AliHLTTPCTrackletData); | |
401 | outBPtr += mysize+sizeof(AliHLTTPCTrackletData); | |
402 | ||
96bda103 | 403 | AliHLTComponentBlockData bd; |
21b6a334 | 404 | FillBlockData( bd ); |
405 | bd.fOffset = offset; | |
406 | bd.fSize = tSize; | |
407 | bd.fSpecification = AliHLTTPCDefinitions::EncodeDataSpecification( slice, slice, minPatch, maxPatch ); | |
408 | outputBlocks.push_back( bd ); | |
409 | ||
410 | #ifdef FORWARD_VERTEX_BLOCK | |
411 | if ( vertexIter ) | |
412 | { | |
413 | // Copy the descriptor block for the vertex information. | |
414 | bd = *vertexIter; | |
415 | outputBlocks.push_back( bd ); | |
416 | } | |
417 | #endif // FORWARD_VERTEX_BLOCK | |
418 | ||
419 | size = tSize; | |
420 | ||
421 | fTracker->CAWriteHistos(); | |
422 | ||
423 | return 0; | |
424 | } | |
425 | ||
426 |