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[u/mrichter/AliRoot.git] / FASTSIM / AliFastMuonTrackingEff.cxx
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6255180c 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$Log$
18*/
19
20#include "AliFastMuonTrackingEff.h"
21#include "AliMUONFastTracking.h"
22
23ClassImp(AliFastMuonTrackingEff)
24
25
26AliFastMuonTrackingEff::AliFastMuonTrackingEff() :
27 AliFastResponse("Efficiency", "Muon Tracking Efficiency")
28{
29 SetBackground();
30}
31
32void AliFastMuonTrackingEff::Init()
33{
34 fFastTracking = AliMUONFastTracking::Instance();
35 fFastTracking->Init(fBackground);
36}
37
38
39
40Float_t AliFastMuonTrackingEff::Evaluate(Float_t pt, Float_t theta, Float_t phi)
41{
42 Float_t p = pt / TMath::Sin(theta*TMath::Pi()/180.);
43 Float_t eff = fFastTracking->Efficiency(p, theta, phi, Int_t(fCharge));
44 return eff;
45}