sensor.h

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/* Copyright (C) 2003-2012 Mattias Ekström <ekstrom@rss.chalmers.se>

   This program is free software; you can redistribute it and/or modify it
   under the terms of the GNU General Public License as published by the
   Free Software Foundation; either version 2, or (at your option) any
   later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
   USA. */

/*===========================================================================
  ===  File description
  ===========================================================================*/

#ifndef sensor_h
#define sensor_h

#include "arts.h"
#include "gridded_fields.h"
#include "interpolation.h"
#include "math_funcs.h"
#include "matpackI.h"
#include "matpackII.h"
#include "messages.h"

/*===========================================================================
  === Functions from sensor.cc
  ===========================================================================*/


void antenna1d_matrix(Sparse& H,
                      const Index& antenna_dim,
                      ConstVectorView antenna_dza,
                      const GriddedField4& antenna_response,
                      ConstVectorView za_grid,
                      ConstVectorView f_grid,
                      const Index n_pol,
                      const Index do_norm);




void antenna2d_gridded_dlos(Sparse& H,
                            const Index& antenna_dim,
                            ConstMatrixView antenna_dlos,
                            const GriddedField4& antenna_response,
                            ConstMatrixView mblock_dlos,
                            ConstVectorView f_grid,
                            const Index n_pol);




void antenna2d_interp_response(Sparse& H,
                               const Index& antenna_dim,
                               ConstMatrixView antenna_dlos,
                               const GriddedField4& antenna_response,
                               ConstMatrixView mblock_dlos,
                               ConstVectorView f_grid,
                               const Index n_pol);



void gaussian_response_autogrid(Vector& x,
                                Vector& y,
                                const Numeric& x0,
                                const Numeric& fwhm,
                                const Numeric& xwidth_si,
                                const Numeric& dx_si);



void gaussian_response(Vector& y,
                       const Vector& x,
                       const Numeric& x0,
                       const Numeric& fwhm);



void mixer_matrix(Sparse& H,
                  Vector& f_mixer,
                  const Numeric& lo,
                  const GriddedField1& filter,
                  ConstVectorView f_grid,
                  const Index& n_pol,
                  const Index& n_sp,
                  const Index& do_norm);




void mueller_rotation(Sparse& H,
                      const Index& stokes_dim,
                      const Numeric& rotangle);



void met_mm_polarisation_hmatrix(Sparse& H,
                                 const ArrayOfString& pol,
                                 const Numeric dza,
                                 const Index stokes_dim,
                                 const String& iy_unit);




void sensor_aux_vectors(Vector& sensor_response_f,
                        ArrayOfIndex& sensor_response_pol,
                        Matrix& sensor_response_dlos,
                        ConstVectorView sensor_response_f_grid,
                        const ArrayOfIndex& sensor_response_pol_grid,
                        ConstMatrixView sensor_response_dlos_grid);




void spectrometer_matrix(Sparse& H,
                         ConstVectorView ch_f,
                         const ArrayOfGriddedField1& ch_response,
                         ConstVectorView sensor_f,
                         const Index& n_pol,
                         const Index& n_sp,
                         const Index& do_norm);




void stokes2pol(VectorView w,
                const Index& stokes_dim,
                const Index& ipol_1based,
                const Numeric nv = 1);




void find_effective_channel_boundaries(  // Output:
    Vector& fmin,
    Vector& fmax,
    // Input:
    const Vector& f_backend,
    const ArrayOfGriddedField1& backend_channel_response,
    const Numeric& delta,
    const Verbosity& verbosity);




void integration_func_by_vecmult(VectorView h,
                                 ConstVectorView f,
                                 ConstVectorView x_f_in,
                                 ConstVectorView x_g_in);




void integration_bin_by_vecmult(VectorView h,
                                ConstVectorView x_g_in,
                                const Numeric& limit1,
                                const Numeric& limit2);



void summation_by_vecmult(VectorView h,
                          ConstVectorView f,
                          ConstVectorView x_f,
                          ConstVectorView x_g,
                          const Numeric x1,
                          const Numeric x2);

#endif  // sensor_h