//  Copyright (c) CNES  2008
//
//  This software is part of CelestLab, a CNES toolbox for Scilab
//
//  This software is governed by the CeCILL  license under French law and
//  abiding by the rules of distribution of free software.  You can  use,
//  modify and/ or redistribute the software under the terms of the CeCILL
//  license as circulated by CEA, CNRS and INRIA at the following URL
//  'http://www.cecill.info'.

function [mean_cir] = CL_ex_meanEckHech(osc_cir, er,mu,j1jn)
// Eckstein-Hechler propagation model - mean elements - DEPRECATED
//
// Calling Sequence
// mean_cir = CL_ex_meanEckHech(osc_cir [,er,mu,j1jn])
//
// Description
// <itemizedlist><listitem>
// <p>This function is deprecated. </p>
// <p>Replacement function: <link linkend="CL_ex_osc2mean">CL_ex_osc2mean</link></p>
// <p></p>
// </listitem>
// <listitem>
// <p>Computes the mean orbital elements from the osculating orbital elements, using Eckstein-Hechler model. </p>
// <p></p></listitem>
// <listitem>
// <p>Notes:</p>
// <p> - The input argument "zonals" is deprecated as of CelestLab v3.0.0. It has been replaced by "j1jn". </p>
// <p></p></listitem>
// <listitem>
// <p>See <link linkend="Propagation models">Propagation models</link> for more details.</p>
// <p></p></listitem>
// </itemizedlist>
//
// Parameters
// osc_cir: Osculating circular-adapted elements [sma;ex;ey;inc;raan;pom+anm] (6xN)
// er: (optional) Equatorial radius [m]. Default is %CL_eqRad
// mu: (optional) Gravitational constant [m^3/s^2]. Default is %CL_mu
// j1jn: (optional) Vector of zonal harmonics. Default is %CL_j1jn (Nz x 1)
// mean_cir: Mean circular-adapted elements [sma;ex;ey;inc;raan;pom+anm] (6xN)
//
// Authors
// CNES - DCT/SB
//
// See also
// CL_ex_meanEckHech
//
// Examples
// mean_cir = [7.e6; 0; 1.e-3; 1; 0.2; 0.3] 
// [mean_cir2,osc_cir] = CL_ex_eckHech(0,mean_cir,0); 
// CL_ex_meanEckHech(osc_cir) // => mean_cir
//

// Declarations:

// Code:
CL__warnDeprecated(); // deprecated function

if (~exists("mu", "local")); mu = CL__dataGetEnv("mu"); end
if (~exists("er", "local")); er = CL__dataGetEnv("eqRad"); end
if (~exists("j1jn", "local")); j1jn = CL__dataGetEnv("j1jn"); end

mean_cir = CL__ex_convMean_eckhech(osc_cir, er, mu, j1jn); 

endfunction