Dispersion.h

//-*-C++-*-
/***************************************************************************
 *
 *   Copyright (C) 2006-2010 by Willem van Straten
 *   Licensed under the Academic Free License version 2.1
 *
 ***************************************************************************/
 
// psrchive/More/General/Pulsar/Dispersion.h
 
#ifndef __Pulsar_Dispersion_h
#define __Pulsar_Dispersion_h
 
#include "Pulsar/ColdPlasma.h"
#include "Pulsar/Config.h"
#include "Pulsar/DispersionDelay.h"
#include "Pulsar/Dedisperse.h"
#include "Pulsar/IntegrationBarycentre.h"
 
namespace Pulsar {
 
 
  class Dispersion : public ColdPlasma<DispersionDelay,Dedisperse> {
 
  public:
 
    Dispersion ();
 
    double get_correction_measure (const Integration*);
 
    double get_absolute_measure (const Integration*);
 
    bool get_corrected (const Integration* data);
 
    double get_effective_measure (const Integration*);
 
    double get_identity () { return 0; }
 
    void combine (double& result, const double& add) { result += add; }
 
    void set (const Integration*);
 
    void apply (Integration*, unsigned channel);
 
    void execute (Archive*);
 
    void revert (Archive*);
 
    void set_dispersion_measure (double dispersion_measure)
    { set_measure (dispersion_measure); }
      
    double get_dispersion_measure () const
    { return get_measure (); }
 
    double get_shift () const;
 
  protected:
 
    double folding_period;
 
    static Option<bool> barycentric_correction;
    IntegrationBarycentre bary;
    double earth_doppler;
 
  };
 
}
 
#endif