CbmDevTrigger.h

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/* Copyright (C) 2021 Facility for Antiproton and Ion Research in Europe, Darmstadt
   SPDX-License-Identifier: GPL-3.0-only
   Authors: Dominik Smith[committer] */
 
#ifndef CBMDEVICETRIGGER_H_
#define CBMDEVICETRIGGER_H_
 
#include "CbmDefs.h"
#include "TimeClusterTrigger.h"
 
#include "FairMQDevice.h"
 
#include "Rtypes.h"
#include "TObjArray.h"
 
#include <chrono>
#include <gsl/span>
#include <vector>
 
class CbmDigiTimeslice;
class CbmTsEventHeader;
class TimesliceMetaData;
 
class CbmDevTrigger : public FairMQDevice {
 public:
  CbmDevTrigger();
  virtual ~CbmDevTrigger(){};
 
 protected:
  virtual void InitTask();
  bool HandleData(FairMQParts&, int);
 
 private:
  ECbmModuleId fTriggerDet = ECbmModuleId::kNotExist;
 
  std::string fChannelNameDataInput  = "";
  std::string fChannelNameDataOutput = "";
 
  uint64_t fNumMessages = 0;
 
  std::unique_ptr<cbm::algo::evbuild::TimeClusterTrigger> fTriggerAlgo;
 
  // Trigger algorithm params
  double fTriggerWindow = 0.;
  int32_t fMinNumDigis  = 0;
  double fDeadTime      = 0.;
 
  bool SendTriggers(const std::vector<double>& vTriggers, FairMQParts& partsIn);
 
  // --- Extract digi times into to a vector
  template<class TDigi>
  std::vector<double> GetDigiTimes(gsl::span<const TDigi> digiVec)
  {
    std::vector<double> digiTimes(digiVec.size());
    std::transform(digiVec.begin(), digiVec.end(), digiTimes.begin(), [](const TDigi& digi) { return digi.GetTime(); });
    return digiTimes;
  }
 
  // Get trigger times using trigger algorithm
  std::vector<double> GetTriggerTimes(const CbmDigiTimeslice& ts);
 
  // Get detector type from string containing name
  ECbmModuleId GetDetectorId(std::string detName);
};
 
#endif /* CBMDEVICETRIGGER_H_ */