1 #ifndef ALIITSCLUSTERFINDERV2SSD_H
2 #define ALIITSCLUSTERFINDERV2SSD_H
3 /* Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 //--------------------------------------------------------------
9 // ITS clusterer V2 for SSD
11 // This can be a "wrapping" for the V1 cluster finding classes
12 // if compiled with uncommented "#define V1" line
13 // in the AliITSclustererV2.cxx file.
15 // Origin: Iouri Belikov, CERN, Jouri.Belikov@cern.ch
16 //--------------------------------------------------------------
17 #include "AliITSClusterFinder.h"
18 #include "AliITSDetTypeRec.h"
19 #include "AliRefArray.h"
23 class AliITSRawStream;
24 class AliITSRawStreamSSD;
25 class AliITSCalibrationSSD;
27 class AliITSClusterFinderV2SSD : public AliITSClusterFinder {
29 AliITSClusterFinderV2SSD(AliITSDetTypeRec* dettyp);
30 virtual ~AliITSClusterFinderV2SSD(){;}
31 virtual void FindRawClusters(Int_t mod);
32 virtual void RawdataToClusters(AliRawReader* rawReader);
34 AliITSClusterFinderV2SSD(const AliITSClusterFinderV2SSD& cf);
35 AliITSClusterFinderV2SSD& operator=(const AliITSClusterFinderV2SSD& cf );
36 void FindClustersSSD(TClonesArray *digits);
37 void FindClustersSSD(const Ali1Dcluster* neg, Int_t nn,
38 const Ali1Dcluster* pos, Int_t np,
39 TClonesArray *clusters=0x0);
41 void FindClustersSSD(AliITSRawStreamSSD* input);
42 virtual AliITSCalibrationSSD* GetResp(Int_t mod)const{
43 return (AliITSCalibrationSSD*) GetDetTypeRec()->GetCalibrationModel(mod);}
45 Int_t fLastSSD1; //index of the last SSD1 detector
46 Float_t fLorentzShiftP; // Shift due to ExB on drift N-side @ actual B field, layer 5, units: strip width
47 Float_t fLorentzShiftN; // Shift due to ExB on drift P-side @ actual B field, layer 5, units: strip width
48 AliRefArray fRawIDRef[2]; // storage for rawID -> ClusterID (used in embedding)
49 static Short_t* fgPairs; //array used to build positive-negative pairs
50 static Int_t fgPairsSize; //actual size of pairs array
51 static const Float_t fgkCosmic2008StripShifts[16][9]; // Shifts for 2007/2008 Cosmic data (timing problem)
52 static const Float_t fgkThreshold; // threshold for the seed
54 ClassDef(AliITSClusterFinderV2SSD,4) // ITS cluster finder V2 for SDD