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Fun4AllSingleDstPileupInputManager.h
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1 // Tell emacs that this is a C++ source
2 // -*- C++ -*-.
3 #ifndef G4MAIN_FUN4ALLSINGLEDSTPILEUPINPUTMANAGER_H
4 #define G4MAIN_FUN4ALLSINGLEDSTPILEUPINPUTMANAGER_H
5 
13 
14 #include <phool/PHCompositeNode.h> // for PHCompositeNode
15 #include <phool/PHNodeIOManager.h> // for PHNodeIOManager
16 
17 #include <gsl/gsl_rng.h>
18 
19 #include <map>
20 #include <memory>
21 #include <string>
22 
23 class SyncObject;
24 
30 {
31  public:
32  Fun4AllSingleDstPileupInputManager(const std::string &name = "DUMMY", const std::string &nodename = "DST", const std::string &topnodename = "TOP");
33  int fileopen(const std::string &filenam) override;
34  int fileclose() override;
35  int run(const int nevents = 0) override;
36  int BranchSelect(const std::string &branch, const int iflag) override;
37  int setBranches() override;
38  void Print(const std::string &what = "ALL") const override;
39  int PushBackEvents(const int i) override;
40 
41  // Effectivly turn off the synchronization checking (copy from Fun4AllNoSyncDstInputManager)
42  int SyncIt(const SyncObject* /*mastersync*/) override { return Fun4AllReturnCodes::SYNC_OK; }
43  int GetSyncObject(SyncObject** /*mastersync*/) override { return Fun4AllReturnCodes::SYNC_NOOBJECT; }
44  int NoSyncPushBackEvents(const int nevt) override { return PushBackEvents(nevt); }
45 
47  void setCollisionRate(double Hz)
48  { m_collision_rate = Hz; }
49 
51  void setTimeBetweenCrossings(double nsec)
52  { m_time_between_crossings = nsec; }
53 
55  void setPileupTimeWindow(double tmin, double tmax)
56  {
57  m_tmin = tmin;
58  m_tmax = tmax;
59  }
60 
61  private:
62 
64 
65  bool m_ReadRunTTree = true;
66  int m_ievent_total = 0;
69 
70  std::string m_fullfilename;
71  std::string m_RunNode = "RUN";
72  std::map<const std::string, int> m_branchread;
73 
76 
79 
81  std::unique_ptr<PHCompositeNode> m_dstNodeInternal;
82 
84 
85  std::unique_ptr<PHCompositeNode> m_runNodeCopy;
86  std::unique_ptr<PHCompositeNode> m_runNodeSum;
88 
90 
91  std::unique_ptr<PHNodeIOManager> m_IManager;
92 
94 
95  std::unique_ptr<PHNodeIOManager> m_IManager_background;
96 
99 
101  double m_collision_rate = 5e4;
102 
104  double m_tmin = -13500;
105 
107  double m_tmax = 13500;
108 
110  class Deleter
111  {
112  public:
113  void operator() (gsl_rng* rng) const { gsl_rng_free(rng); }
114  };
115 
116  std::unique_ptr<gsl_rng, Deleter> m_rng;
117 
118 };
119 
120 #endif /* __Fun4AllSingleDstPileupInputManager_H__ */