Belle II Software  release-08-01-10
RecoParticle.h
1 /**************************************************************************
2  * basf2 (Belle II Analysis Software Framework) *
3  * Author: The Belle II Collaboration *
4  * External Contributor: Wouter Hulsbergen *
5  * *
6  * See git log for contributors and copyright holders. *
7  * This file is licensed under LGPL-3.0, see LICENSE.md. *
8  **************************************************************************/
9 #pragma once
10 
11 #include <analysis/VertexFitting/TreeFitter/ParticleBase.h>
12 
13 namespace TreeFitter {
14 
16  class RecoParticle : public ParticleBase {
17 
18  public:
19 
22 
24  virtual ~RecoParticle() {};
25 
27  virtual ErrCode initMotherlessParticle(FitParams& fitparams) override;
28 
30  virtual int dimM() const = 0;
31 
33  virtual std::string parname(int index) const override;
34 
39  virtual int dim() const override { return 3; }
40 
42  virtual int momIndex() const override { return index(); }
43 
45  virtual bool hasEnergy() const override { return false; }
46 
48  virtual ErrCode projectRecoConstraint(const FitParams& fitparams, Projection& p) const = 0;
49 
51  virtual ErrCode projectConstraint(Constraint::Type, const FitParams&, Projection&) const override;
52 
53  };
54 
55 }
Class to store reconstructed particles.
Definition: Particle.h:75
Type
type of constraints the order of these constraints is important: it is the order in which they are ap...
Definition: Constraint.h:27
abstract errorocode be aware that the default is success
Definition: ErrCode.h:14
Class to store and manage fitparams (statevector)
Definition: FitParams.h:20
base class for all particles
Definition: ParticleBase.h:25
int index() const
get index
Definition: ParticleBase.h:95
const ParticleBase * mother() const
getMother() / hasMother()
Definition: ParticleBase.h:98
class to store the projected residuals and the corresponding jacobian as well as the covariance matri...
Definition: Projection.h:18
base for RecoPhoton RecoTrack
Definition: RecoParticle.h:16
virtual ~RecoParticle()
destructor
Definition: RecoParticle.h:24
virtual ErrCode projectRecoConstraint(const FitParams &fitparams, Projection &p) const =0
abstract projection
virtual std::string parname(int index) const override
name
Definition: RecoParticle.cc:23
virtual int dim() const override
this here sets the size in the state vector we are only interested in the momenta of photons and trac...
Definition: RecoParticle.h:39
virtual ErrCode projectConstraint(Constraint::Type, const FitParams &, Projection &) const override
abstract abstract projection
Definition: RecoParticle.cc:28
virtual int momIndex() const override
get momentum index
Definition: RecoParticle.h:42
virtual bool hasEnergy() const override
has an energy in the statevector?
Definition: RecoParticle.h:45
virtual ErrCode initMotherlessParticle(FitParams &fitparams) override
init particle without mother
Definition: RecoParticle.cc:18
virtual int dimM() const =0
dimension of the constraint
RecoParticle(Belle2::Particle *bc, const ParticleBase *mother)
constructor
Definition: RecoParticle.cc:15