CounterBase.h

Go to the documentation of this file.

/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef TRIGCOSTANALYSIS_COUNTERBASE_H
#define TRIGCOSTANALYSIS_COUNTERBASE_H 1
 
#include "GaudiKernel/StatusCode.h"
#include "AthenaBaseComps/AthCheckMacros.h"
#include "TrigConfHLTUtils/HLTUtils.h"
 
#include "CostData.h"
#include "Variable.h"
 
#include "CxxUtils/transparent_string_hash.h"
#include <cstdint>
#include <string>
#include <string_view>
#include <unordered_map>
 
 
class MonitorBase; 
class TH1; 

class CounterBase {
  public:
    CounterBase() = delete;

    CounterBase(const std::string& name, const MonitorBase* parent);

    virtual ~CounterBase() = default;

    CounterBase& operator=(const CounterBase&) = delete;

    CounterBase(const CounterBase&) = delete;

    const std::string& getName() const;

    const MonitorBase* getParent() const;

    bool variableExists(const std::string& name) const;

    Variable& getVariable(std::string_view name);

    StatusCode fill(std::string_view name, float value, float weight = 1.0);

    StatusCode fill(std::string_view name, float xvalue, float yvalue, float weight);

    StatusCode increment(std::string_view name, float weight = 1.0);

    StatusCode setDenominator(const std::string& name, float value);

    virtual StatusCode endEvent(float weight = 1.0);

    virtual StatusCode newEvent(const CostData& data, size_t index, float weight = 1.0) = 0;
 
  protected:

    void regHistogram(const std::string& name,
      const std::string& title, 
      const VariableType type = VariableType::kPerCall, 
      const LogType xaxis = kLog,
      const float min = 0.1, 
      const float max = 1000000.,
      const size_t bins = 70);

    void regTProfile(const std::string& name,
      const std::string& title, 
      const VariableType type = VariableType::kPerCall, 
      const LogType xaxis = kLog,
      const float min = 0.1, 
      const float max = 1000000.,
      const size_t bins = 70);

    void regHistogram(const std::string& name,
      const std::string& title, 
      const VariableType type, 
      const LogType xaxis,
      const float xmin, 
      const float xmax,
      const size_t xbins,
      const LogType yaxis,
      const float ymin, 
      const float ymax,
      const size_t ybins);
 

    TH1* bookGetPointer(TH1* hist, const std::string& tDir = "") const;

    float timeToMilliSec(const uint64_t start, const uint64_t stop) const;
 
  private:
 
    const std::string m_name; 
    const MonitorBase* m_parent{}; 
    std::unordered_map< std::string, Variable, CxxUtils::TransparentStringHash, std::equal_to<> > m_variables; 
};
 
#endif // TRIGCOSTANALYSIS_COUNTERBASE_H