Alignment/MillePedeAlignmentAlgorithm/src/PedeReader.h - master - githubmirror/cmssw

Alignment/MillePedeAlignmentAlgorithm/src/PedeReader.h
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#ifndef MILLEPEDEPEDEREADER_H
#define MILLEPEDEPEDEREADER_H

/**
 * \class PedeReader
 *
 * read in result from pede text file
 *
 *  \author    : Gero Flucke
 *  date       : November 2006
 *  $Revision: 1.4 $
 *  $Date: 2011/02/16 13:11:57 $
 *  (last update by $Author: mussgill $)
 */

#include <fstream>
#include <vector>

#include <Alignment/MillePedeAlignmentAlgorithm/interface/PedeLabelerBase.h>
#include "Alignment/CommonAlignment/interface/Utilities.h"

class PedeSteerer;
class PedeLabelerBase;
class Alignable;
class AlignmentParameters;
class IntegratedCalibrationBase;

namespace edm {
  class ParameterSet;
}

/***************************************
****************************************/
class PedeReader {
public:
  typedef PedeLabelerBase::RunNumber RunNumber;
  typedef PedeLabelerBase::RunRange RunRange;

  PedeReader(const edm::ParameterSet &config,
             const PedeSteerer &steerer,
             const PedeLabelerBase &labels,
             const RunRange &runrange);
  /// non virtual destructor: do not inherit from this class
  ~PedeReader() {}
  /// Read pede output into AlignmentParameters attached to 'alignables'
  /// (if they fit to the run range). If (setUserVars == true) also care about
  /// MillePedeVariables.
  /// Also treats parameters belonging to a IntegratedCalibrationBase.
  bool read(align::Alignables &alignables, bool setUserVars);
  /// true if 'outValue' could be read via operator >> from the current line (!) of aStream,
  /// false otherwise
  template <class T>
  bool readIfSameLine(std::ifstream &aStream, T &outValue) const;
  /// Set pede results stored in 'buf' to AlignmentParameters
  /// and (if setUserVars == true) to MillePedeVariables, return corresponding Alignable.
  Alignable *setParameter(unsigned int paramLabel, unsigned int bufLength, const float *buf, bool setUserVars) const;
  /// Set pede results stored in 'buf' to parameter 'paramNum' of IntegratedCalibrationBase.
  bool setCalibrationParameter(IntegratedCalibrationBase *calib,
                               unsigned int paramNum,
                               unsigned int bufLength,
                               const float *buf) const;

  /// returns parameters of alignable (creates if not yet existing, but MillePedeVariables
  /// are only created if createUserVars == true)
  AlignmentParameters *checkAliParams(Alignable *alignable, bool createUserVars) const;

private:
  //  PedeReader() {} // no default ctr.

  std::ifstream myPedeResult;
  const PedeSteerer &mySteerer;
  const PedeLabelerBase &myLabels;
  const RunRange myRunRange;

  static const unsigned int myMaxNumValPerParam;
};

#endif