LOGO

RestFrames  v1.0.1
RestFrames HEP Event Analysis Software Library
InvisibleGroup.hh
Go to the documentation of this file.
1 // RestFrames: particle physics event analysis library
3 // --------------------------------------------------------------------
4 // Copyright (c) 2014-2016, Christopher Rogan
14 // This file is part of RestFrames.
15 //
16 // RestFrames is free software; you can redistribute it and/or modify
17 // it under the terms of the GNU General Public License as published by
18 // the Free Software Foundation; either version 2 of the License, or
19 // (at your option) any later version.
20 //
21 // RestFrames is distributed in the hope that it will be useful,
22 // but WITHOUT ANY WARRANTY; without even the implied warranty of
23 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 // GNU General Public License for more details.
25 //
26 // You should have received a copy of the GNU General Public License
27 // along with RestFrames. If not, see <http://www.gnu.org/licenses/>.
29 
30 #ifndef InvisibleGroup_HH
31 #define InvisibleGroup_HH
32 
33 #include "RestFrames/Group.hh"
35 
36 namespace RestFrames {
37 
38  class InvisibleState;
39 
40  class InvisibleGroup : public Group {
41  public:
42  InvisibleGroup(const std::string& sname, const std::string& stitle);
44  virtual ~InvisibleGroup();
45 
46  virtual void Clear();
47 
48  virtual void AddFrame(RestFrame& frame);
49  virtual void AddJigsaw(Jigsaw& jigsaw);
50 
51  // Event analysis functions
52  virtual void SetMass(double M);
53  virtual void SetLabFrameFourVector(const TLorentzVector& V);
54  virtual void SetLabFrameThreeVector(const TVector3& V);
55 
56  virtual TLorentzVector GetLabFrameFourVector() const;
57 
58  static InvisibleGroup& Empty();
59 
60  protected:
61  virtual bool ClearEvent();
62  virtual bool AnalyzeEvent();
63 
64  virtual InvisibleState& InitializeParentState();
65  virtual InvisibleState& GetParentState() const;
66 
67  virtual InvisibleState& GetChildState(int i) const;
68 
69  private:
70  TLorentzVector m_Lab_P;
71 
72  static InvisibleGroup m_Empty;
73 
74  };
75 
76 }
77 
78 #endif
abstract base class for all Jigsaw objects
Definition: Jigsaw.hh:44
abstract base class for all Group objects
Definition: Group.hh:46
virtual void Clear()
Clears Group of all connections to other objects.
abstract base class for all Frame objects