Belle II Software  release-08-01-10
PrintBeamParametersModule.h
1 /**************************************************************************
2  * basf2 (Belle II Analysis Software Framework) *
3  * Author: The Belle II Collaboration *
4  * *
5  * See git log for contributors and copyright holders. *
6  * This file is licensed under LGPL-3.0, see LICENSE.md. *
7  **************************************************************************/
8 
9 #pragma once
10 
11 #include <framework/core/Module.h>
12 #include <framework/dbobjects/BeamParameters.h>
13 #include <framework/database/DBObjPtr.h>
14 
15 namespace Belle2 {
29 
30  public:
31 
36 
38  void event() override;
39 
40  private:
42  static void printCovMatrix(std::ostream& out, const TMatrixDSym& cov);
43 
46  };
48 }
Class for accessing objects in the database.
Definition: DBObjPtr.h:21
Base class for Modules.
Definition: Module.h:72
Print the BeamParameters everytime they change.
static void printCovMatrix(std::ostream &out, const TMatrixDSym &cov)
print a covariance matrix and simplify it to three elements if the off diagonals are zero
DBObjPtr< BeamParameters > m_beamparams
Pointer to the BeamParameters.
void event() override
print the Beam Parameters if they changed
PrintBeamParametersModule()
Constructor: Sets the description, the properties and the parameters of the module.
Abstract base class for different kinds of events.