| 1b446896 |
1 | #include "AliHBTReader.h" |
| 2 | |
| 3 | #include "AliHBTParticleCut.h" |
| 4 | |
| 5 | |
| 6 | ClassImp(AliHBTReader) |
| 7 | //pure virtual |
| 8 | |
| 9 | /*************************************************************************************/ |
| 10 | |
| 11 | AliHBTReader::AliHBTReader() |
| 12 | { |
| 13 | //constructor |
| 14 | fCuts = new TObjArray(); |
| 15 | } |
| 16 | |
| 17 | /*************************************************************************************/ |
| 18 | |
| 19 | AliHBTReader::~AliHBTReader() |
| 20 | { |
| 21 | //destructor |
| 22 | fCuts->SetOwner(); |
| 23 | delete fCuts; |
| 24 | } |
| 25 | |
| 26 | /*************************************************************************************/ |
| 27 | |
| 28 | void AliHBTReader::AddParticleCut(AliHBTParticleCut* cut) |
| 29 | { |
| 30 | //sets the new cut |
| 31 | |
| 32 | if (!cut) //if cut is NULL return with error |
| 33 | { |
| 34 | Error("AddParticleType","NULL pointers are not accepted any more.\nIf You want to accept all particles of this type, set an empty cut "); |
| 35 | return; |
| 36 | } |
| 37 | AliHBTParticleCut *c = (AliHBTParticleCut*)cut->Clone(); |
| 38 | fCuts->Add(c); |
| 39 | } |
| 40 | |
| 41 | /*************************************************************************************/ |
| 42 | |
| 43 | Bool_t AliHBTReader::Pass(AliHBTParticle* p) |
| 44 | { |
| 45 | //Method examines whether particle meets all cut and particle type criteria |
| 46 | |
| 47 | if(p==0x0)//of corse we not pass NULL pointers |
| 48 | { |
| 49 | Warning("Pass()","No Pasaran! We never accept NULL pointers"); |
| 50 | return kTRUE; |
| 51 | } |
| 52 | //if no particle is specified, we pass all particles |
| 53 | //excluding NULL pointers, of course |
| 54 | |
| 55 | for(Int_t i=0; i<fCuts->GetEntriesFast(); i++) |
| 56 | { |
| 57 | AliHBTParticleCut &cut = *((AliHBTParticleCut*)fCuts->At(i)); |
| 58 | if(!cut.Pass(p)) return kFALSE; //accepted |
| 59 | } |
| 60 | |
| 61 | return kTRUE;//not accepted |
| 62 | |
| 63 | } |
| 64 | /*************************************************************************************/ |
| 65 | |
| 66 | Bool_t AliHBTReader::Pass(Int_t pid) |
| 67 | { |
| 68 | //this method checks if any of existing cuts accepts this pid particles |
| 69 | //or any cuts accepts all particles |
| 70 | |
| 71 | if(pid == 0) |
| 72 | return kTRUE; |
| 73 | |
| 74 | for(Int_t i=0; i<fCuts->GetEntriesFast(); i++) |
| 75 | { |
| 76 | AliHBTParticleCut &cut = *((AliHBTParticleCut*)fCuts->At(i)); |
| 77 | //if some of cuts accepts all particles or some accepts particles of this type, accept |
| 78 | if ( (cut.GetPID() == 0) || (cut.GetPID() == pid) ) return kFALSE; |
| 79 | } |
| 80 | return kTRUE; |
| 81 | } |
| 82 | /*************************************************************************************/ |
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