Alignment/CommonAlignment/interface/MisalignmentScenarioBuilder.h - master - githubmirror/cmssw

Alignment/CommonAlignment/interface/MisalignmentScenarioBuilder.h
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20 май 2019, 13:01
20 май 2019, 13:01125ebea
#ifndef Alignment_CommonAlignment_MisalignmentScenarioBuilder_h
#define Alignment_CommonAlignment_MisalignmentScenarioBuilder_h

/// \class MisalignmentScenarioBuilder
///
/// $Date: 2011/09/19 11:44:50 $
/// $Revision: 1.10 $
///
/// $Author: mussgill $
/// \author Frederic Ronga - CERN-PH-CMG

#include <vector>

#include "FWCore/ParameterSet/interface/ParameterSet.h"

#include "Alignment/CommonAlignment/interface/AlignableModifier.h"
#include "Alignment/CommonAlignment/interface/AlignableObjectId.h"
#include "Alignment/CommonAlignment/interface/Utilities.h"

/// Base class to build a scenario from configuration and apply to either tracker or muon.

class MisalignmentScenarioBuilder {
public:
  /// Constructor
  MisalignmentScenarioBuilder(AlignableObjectId::Geometry);

  /// Destructor
  virtual ~MisalignmentScenarioBuilder() = default;

  /// Apply misalignment scenario to the tracker (sub-system specific)
  virtual void applyScenario(const edm::ParameterSet& scenario) = 0;

protected:  // Methods
  /// Decode movements defined in given parameter set for given set of alignables
  void decodeMovements_(const edm::ParameterSet&, const align::Alignables&);

  /// Decode movements defined in given parameter set for given set of alignables tagged by given name
  void decodeMovements_(const edm::ParameterSet&, const align::Alignables&, const std::string& levelName);

  /// Apply movements given by parameter set to given alignable
  void applyMovements_(Alignable* alignable, const edm::ParameterSet& pSet);

  /// Merge two sets of parameters into one (the first argument)
  void mergeParameters_(edm::ParameterSet& localSet, const edm::ParameterSet& globalSet) const;

  /// Propagate global parameters to sub-parameters
  void propagateParameters_(const edm::ParameterSet& pSet,
                            const std::string& globalName,
                            edm::ParameterSet& subSet) const;

  /// Get parameter set corresponding to given name from pSet
  /// returns empty parameter set if does not exist)
  edm::ParameterSet getParameterSet_(const std::string& name, const edm::ParameterSet& pSet) const;

  /// Get parameter set corresponding to given levelName and iComponent from pSet,
  /// any parameter set name like <levelName><m>, <levelName><m>_<n>, <levelName><m>_<n>_<o> etc.
  /// is accepted for iComponent == m, n or o. (returns empty parameter set if does not exist).
  edm::ParameterSet getParameterSet_(const std::string& levelName, int iComponent, const edm::ParameterSet& pSet) const;

  /// Check if given parameter exists in parameter set
  bool hasParameter_(const std::string& name, const edm::ParameterSet& pSet) const;

  /// Print all parameters and values for given set
  void printParameters_(const edm::ParameterSet& pSet, const bool showPsets = false) const;

  /// Check if given parameter is for a top-level structure
  virtual bool isTopLevel_(const std::string& parameterSetName) const;

  /// Check whether structure 'subStruct' could be part of 'largeStruct',
  /// defaults to true, but can be overwritten in derived classes to speed up recursive merging.
  virtual bool possiblyPartOf(const std::string& subStruct, const std::string& largeStruct) const;

  /// Get root name of a parameter set (e.g. 'Rod' in 'Rods' or 'Rod1')
  const std::string rootName_(const std::string& parameterSetName) const;

protected:                        // Members
  edm::ParameterSet theScenario;  ///< Misalignment scenario to apply (from config file)
  AlignableModifier theModifier;  ///< Helper class for random movements

  int theModifierCounter{0};  ///< Counter for applied modification

  mutable std::string indent_;  ///< Depth in hierarchy

private:
  const AlignableObjectId alignableObjectId_;
};

#endif