AlignableModifier.h

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#ifndef Alignment_TrackerAlignment_AlignableModifier_H
#define Alignment_TrackerAlignment_AlignableModifier_H

// #include <vector>
// #include <string>

#include "CondFormats/Alignment/interface/Definitions.h"


class Alignable;

namespace CLHEP { class DRand48Engine; }
namespace edm { class ParameterSet; }

class AlignableModifier 
{

public:

  AlignableModifier();

  ~AlignableModifier();

  bool modify( Alignable* alignable, const edm::ParameterSet& pSet );

  const bool isPropagated( const std::string& parameterName ) const;

  void moveAlignable( Alignable* alignable, bool random, bool gaussian,
              float sigmaX, float sigmaY, float sigmaZ );

  void moveAlignableLocal( Alignable* alignable, bool random, bool gaussian,
               float sigmaX, float sigmaY, float sigmaZ );

  void rotateAlignable( Alignable* alignable, bool random, bool gaussian,
            float sigmaPhiX, float sigmaPhiY, float sigmaPhiZ );

  void rotateAlignableLocal( Alignable* alignable, bool random, bool gaussian,
                 float sigmaPhiX, float sigmaPhiY, float sigmaPhiZ );
  
  void addAlignmentPositionError( Alignable* alignable, 
                  float dx, float dy, float dz );

  void addAlignmentPositionErrorLocal( Alignable* alignable, 
                       float dx, float dy, float dz );

  void addAlignmentPositionErrorFromRotation( Alignable* alignable, 
                          float phiX, float phiY, float phiZ ); 

  void addAlignmentPositionErrorFromLocalRotation( Alignable* alignable, 
                           float phiX, float phiY, float phiZ ); 

  void addAlignmentPositionErrorFromRotation( Alignable* alignable, 
                          align::RotationType& ); 

  void addAlignmentPositionErrorFromLocalRotation( Alignable* alignable, 
                           align::RotationType& ); 

  void setDistribution( const std::string& distr );

  void setSeed( long seed );

  const std::vector<float> gaussianRandomVector( float sigmaX, float sigmaY, float sigmaZ ) const;
  const std::vector<float> flatRandomVector( float sigmaX, float sigmaY, float sigmaZ ) const;

private:

  CLHEP::DRand48Engine* theDRand48Engine;

  void init_(); 

  int m_modified; // Indicates if a modification was performed

  // All parameters (see AlignableModifier::init() for definitions)
  std::string distribution_;
  bool   random_, gaussian_, setError_;
  bool   setRotations_,setTranslations_;
  long   seed_;
  double scaleError_,scale_;
  double phiX_, phiY_, phiZ_;
  double phiXlocal_, phiYlocal_, phiZlocal_;
  double dX_, dY_, dZ_;
  double dXlocal_, dYlocal_, dZlocal_;
  double twist_, shear_;

};

#endif //AlignableModifier_H