StokesCovariance.h

//-*-C++-*-
/***************************************************************************
 *
 *   Copyright (C) 2006 by Willem van Straten
 *   Licensed under the Academic Free License version 2.1
 *
 ***************************************************************************/
 
// psrchive/More/MEAL/MEAL/StokesCovariance.h
 
#ifndef __MEAL_StokesCovariance_H
#define __MEAL_StokesCovariance_H
 
#include "Pauli.h"
#include "Reference.h"
 
namespace MEAL {
 
  class StokesCovariance : public Reference::Able {
 
  public:
 
    StokesCovariance ();
 
    void set_variance (const Stokes<double>&);
 
    void set_transformation (const Jones<double>&);
 
    void set_transformation (const Matrix<4,4,double>&);
 
    Matrix<4,4,double> get_covariance () const;
 
    void set_transformation_gradient (const Jones<double>&);
 
    void set_transformation_gradient (const Matrix<4,4,double>&);
 
    Matrix<4,4,double> get_covariance_gradient () const;
 
    Stokes<double> get_input_variance () const;
 
  protected:
 
    Stokes<double> input;
 
    Jones<double> jones;
 
    Jones<double> jones_grad;
 
    bool built;
 
    void build();
 
    Matrix<4,4,double> xform;
 
    Matrix<4,4,double> xform_grad;
 
  };
 
}
 
#endif