ITrigMuonBackExtrapolator.h

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef __ITRIGMUONBACKEXTRAPOLATOR_H__ 
#define __ITRIGMUONBACKEXTRAPOLATOR_H__ 
 
#include "GaudiKernel/IAlgTool.h"
 
#include "xAODTrigMuon/L2StandAloneMuon.h"
 
static const InterfaceID IID_ITrigMuonBackExtrapolator("ITrigMuonBackExtrapolator", 1 , 0); 
 
class ITrigMuonBackExtrapolator: virtual public IAlgTool 
{
 public:
 
  static const InterfaceID& interfaceID() {
    return IID_ITrigMuonBackExtrapolator;
  }
 
  // extrapolate without using the ID vertex measurement
  virtual 
  StatusCode give_eta_phi_at_vertex (const xAOD::L2StandAloneMuon*, // input muon track
                     double& extEta,                // vertex eta
                     double& sigmaEta,              // sigma vertex eta
                     double& extPhi,                // vertex phi
                     double& sigmaPhi,              // sigma vertex phi
                     double PT) const = 0;          // PT of the window
 
  virtual
  StatusCode give_eta_phi_at_vertex (double pt,                     // pt of muon track
                                     const xAOD::L2StandAloneMuon*, // input muon track
                     double& extEta,                // vertex eta
                     double& sigmaEta,              // sigma vertex eta
                     double& extPhi,                // vertex phi
                     double& sigmaPhi,              // sigma vertex phi
                     double PT) const = 0;          // PT of the window
 
  // extrapolate using the ID vertext measurement
  virtual 
  StatusCode give_eta_phi_at_vertex( const xAOD::L2StandAloneMuon*, // input muon track
                                     double ZetaID,                 // Z vertex from ID
                     double& extEta,                // vertex eta
                     double& sigmaEta,              // sigma vertex eta
                     double& extPhi,                // vertex phi
                     double& sigmaPhi,              // sigma vertex phi
                     double PT) const = 0;          // PT of the window
 
  virtual 
  StatusCode give_eta_phi_at_vertex( double pt,                     // pt of muon track
                                     const xAOD::L2StandAloneMuon*, // input muon track
                                     double ZetaID,                 // Z vertex from ID
                     double& extEta,                // vertex eta
                     double& sigmaEta,              // sigma vertex eta
                     double& extPhi,                // vertex phi
                     double& sigmaPhi,              // sigma vertex phi
                     double PT) const = 0;          // PT of the window
 
};
 
#endif