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2fbc0b17 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | //////////////////////////////////////////////// | |
17 | // Class to define PID cuts on a pair of tracks | |
18 | // The track pair object to use is AliCFPair | |
19 | // author : renaud.vernet@cern.ch | |
20 | //////////////////////////////////////////////// | |
21 | ||
22 | #include "AliCFPairPidCut.h" | |
23 | #include "AliCFPair.h" | |
24 | ||
25 | ClassImp(AliCFPairPidCut) | |
26 | ||
27 | //__________________________________________________________________________________ | |
28 | AliCFPairPidCut::AliCFPairPidCut() : | |
29a4c1fe | 29 | AliCFCutBase(), |
30 | fCutNeg(new AliCFTrackCutPid()), | |
31 | fCutPos(new AliCFTrackCutPid()) | |
2fbc0b17 | 32 | { |
33 | // | |
34 | // Default constructor | |
35 | // | |
2fbc0b17 | 36 | } |
37 | //__________________________________________________________________________________ | |
38 | AliCFPairPidCut::AliCFPairPidCut(const Char_t* name, const Char_t* title) : | |
29a4c1fe | 39 | AliCFCutBase(name,title), |
40 | fCutNeg(new AliCFTrackCutPid(name,title)), | |
41 | fCutPos(new AliCFTrackCutPid(name,title)) | |
2fbc0b17 | 42 | { |
43 | // | |
44 | // Constructor | |
45 | // | |
2fbc0b17 | 46 | } |
47 | //__________________________________________________________________________________ | |
48 | AliCFPairPidCut::AliCFPairPidCut(const AliCFPairPidCut& c) : | |
49 | AliCFCutBase(c), | |
50 | fCutNeg(c.fCutNeg), | |
51 | fCutPos(c.fCutPos) | |
52 | { | |
53 | // | |
54 | // copy constructor | |
55 | // | |
56 | } | |
57 | //__________________________________________________________________________________ | |
58 | AliCFPairPidCut& AliCFPairPidCut::operator=(const AliCFPairPidCut& c) | |
59 | { | |
60 | // | |
61 | // Assignment operator | |
62 | // | |
63 | if (this != &c) { | |
64 | AliCFCutBase::operator=(c) ; | |
65 | fCutNeg = c.fCutNeg ; | |
66 | fCutPos = c.fCutPos ; | |
67 | } | |
68 | return *this; | |
69 | } | |
70 | ||
71 | //__________________________________________________________________________________ | |
72 | Bool_t AliCFPairPidCut::IsSelected(TObject* obj) { | |
73 | // | |
74 | // loops over decisions of single cuts and returns if the track is accepted | |
75 | // | |
76 | ||
77 | if (!obj) return kFALSE ; | |
78 | TString className(obj->ClassName()); | |
79 | if (className.CompareTo("AliCFPair") != 0) { | |
80 | Error("IsSelected","obj must point to a AliCFPair !"); | |
81 | return kFALSE ; | |
82 | } | |
83 | ||
84 | AliCFPair* pair = dynamic_cast<AliCFPair*>(obj); | |
85 | ||
10d9a8a6 | 86 | AliVParticle* tneg = pair->GetNeg(); |
87 | AliVParticle* tpos = pair->GetPos(); | |
2fbc0b17 | 88 | |
89 | if (!tneg || !tpos) return kFALSE ; | |
90 | if ( ! fCutNeg->IsSelected(tneg) || ! fCutPos->IsSelected(tpos) ) return kFALSE ; | |
91 | return kTRUE ; | |
92 | } |