simplified efficiency projection
[u/mrichter/AliRoot.git] / CORRFW / AliCFV0TopoCuts.h
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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///////////////////////////////////////////////////////////////////////////
18// ---- CORRECTION FRAMEWORK ----
19// Class to cut on V0 topology
20// -> support for :
21// DCA between V0 daughters
22// V0 daughter impact parameters wrt primary vertex
23// cosine of V0 pointing angle
24//
25///////////////////////////////////////////////////////////////////////////
26// author : R. Vernet (renaud.vernet@cern.ch)
27///////////////////////////////////////////////////////////////////////////
28
29#ifndef ALICFV0TOPOCUTS_H
30#define ALICFV0TOPOCUTS_H
31
32#include "AliCFCutBase.h"
33
34class TObject;
10d9a8a6 35class AliVEvent;
2fbc0b17 36
37class AliCFV0TopoCuts : public AliCFCutBase
38{
39 public :
40 AliCFV0TopoCuts () ;
41 AliCFV0TopoCuts (const Char_t* name, const Char_t* title) ;
42 AliCFV0TopoCuts (const AliCFV0TopoCuts& c) ;
43 AliCFV0TopoCuts& operator=(const AliCFV0TopoCuts& c) ;
44 virtual ~AliCFV0TopoCuts() { } ;
107a3100 45 Bool_t IsSelected(TObject* v0) ;
264ebaac 46 Bool_t IsSelected(TList* /*list*/) {return kTRUE;}
10d9a8a6 47 void SetEvtInfo(TObject* evt) {fEvent = (AliVEvent*)evt;}
2fbc0b17 48 void SetMaxDcaDaughters (Double32_t dca) {fMaxDcaDaughters = dca;}
49 void SetMinDcaNeg (Double32_t dca) {fMinDcaNeg = dca;}
50 void SetMinDcaPos (Double32_t dca) {fMinDcaPos = dca;}
51 void SetMinCosPointAngle(Double32_t cos) {fMinCosP = cos;}
52
53 private :
54 Double32_t fMaxDcaDaughters ; // max. dca between V0 daughters
55 Double32_t fMinDcaNeg ; // min impact parameter (aka dca to prim. vertex) of neg. daughter
56 Double32_t fMinDcaPos ; // min impact parameter (aka dca to prim. vertex) of pos. daughter
57 Double32_t fMinCosP ; // min cosine of pointing angle
10d9a8a6 58 AliVEvent* fEvent; // pointer to current event (needed for cuts related to PV position)
2fbc0b17 59
60 ClassDef(AliCFV0TopoCuts,0);
61};
62
63#endif