atm_funcs.h

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/* Copyright (C) 2000, 2001 Patrick Eriksson <patrick@rss.chalmers.se>
                            Stefan Buehler   <sbuehler@uni-bremen.de>
 
   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 atmfuncs_h
#define atmfuncs_h
 
 
#include "matpackI.h"
 
 
 
//   Physical functions
 
void planck (
             MatrixView   B, 
        ConstVectorView   f,
        ConstVectorView   t );
 
void planck (
              VectorView   B, 
         ConstVectorView   f,
         const Numeric     t );
 
void invplanck (
              VectorView   y,
         ConstVectorView   f,
         ConstVectorView   za );
 
void invrayjean (
              VectorView   y,
         ConstVectorView   f,
         ConstVectorView   za );
 
Numeric number_density (
       const Numeric   p,
       const Numeric   t );
 
Vector number_density (
       ConstVectorView    p,
       ConstVectorView    t );
 
Numeric g_of_z (
       const Numeric   r_geoid,
       const Numeric   g0,
       const Numeric   z );
 
Numeric g_of_lat (const Numeric   latitude);
 
 
//   Core functions for RTE and BL
 
void rte_iterate (
             VectorView   y,
       const Index   start_index,
       const Index   stop_index,
       ConstMatrixView   Tr,
       ConstMatrixView   S,
       const Index    n_f );
 
void rte (
             VectorView   y,
       const Index   start_index,
       const Index   stop_index,
       ConstMatrixView   Tr,
       ConstMatrixView   S,
       ConstVectorView   y_space,
       const Index    ground,
       ConstVectorView   e_ground,
       ConstVectorView   y_ground );
 
void bl_iterate (
             VectorView   y,
       const Index   start_index,
       const Index   stop_index,
       ConstMatrixView   Tr,
       const Index    n_f );
 
void bl (
             Vector&   y,
       const Index   start_index,
       const Index   stop_index,
       ConstMatrixView   Tr,
       const Index    ground,
       ConstVectorView   e_ground );
 
 
 
//   Conversion and interpolation of pressure and altitude grids.
 
void z2p(
              VectorView     p,
        ConstVectorView     z0,
        ConstVectorView     p0,
        ConstVectorView     z );
 
void interpp(
              VectorView     x,
        ConstVectorView     p0,
        ConstVectorView     x0,
        ConstVectorView     p );
 
void interpp_cloud(
              VectorView     x,
        ConstVectorView     p0,
        ConstVectorView     x0,
        ConstVectorView     p );
 
void interpp(
              MatrixView  A,
        ConstVectorView  p0, 
        ConstMatrixView  A0, 
        ConstVectorView  p );
 
Numeric interpp(
        ConstVectorView     p0,
        ConstVectorView     x0,
        const Numeric    p );
 
void interpz(
              VectorView     x, 
        ConstVectorView     p0,
        ConstVectorView     z0,
        ConstVectorView     x0,
        ConstVectorView     z );
 
Numeric interpz(
        ConstVectorView     p0,
        ConstVectorView     z0,
        ConstVectorView     x0,
        const Numeric    z );
 
 
 
//   Tangent altitudes
 
Numeric ztan_geom(
        const Numeric   za,
        const Numeric   z_plat,
        const Numeric   r_geoid );
 
Numeric n_for_z(
        const Numeric      z,
        ConstVectorView       p_abs,
        ConstVectorView       z_abs,
        ConstVectorView       refr_index,
        const Numeric      atm_limit );
 
Numeric refr_constant( 
        const Numeric      r_geoid,
        const Numeric      za,
        const Numeric      z_plat,
        ConstVectorView       p_abs,
        ConstVectorView       z_abs,
        const Numeric      atm_limit,
        ConstVectorView       refr_index );
 
Numeric ztan_refr(
        const Numeric   c,
        const Numeric   za,
        const Numeric   z_plat,
        const Numeric   z_ground,
        ConstVectorView    p_abs,
        ConstVectorView    z_abs,
        ConstVectorView    refr_index,
        const Numeric   r_geoid );
 
void e_eq_water( VectorView          e_eq,
                 ConstVectorView    t );
 
void e_eq_ice( VectorView          e_eq,
               ConstVectorView    t );
 
#endif // atmfuncs_h