// Generic Geometry Library - projections (based on PROJ4)
// This file is manually converted from PROJ4

// Copyright Barend Gehrels 1995-2009, Geodan Holding B.V. Amsterdam, the Netherlands.
// Copyright Bruno Lalande 2008, 2009
// Use, modification and distribution is subject to the Boost Software License,
// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)

// This file is converted from PROJ4, http://trac.osgeo.org/proj
// PROJ4 is originally written by Gerald Evenden (then of the USGS)
// PROJ4 is maintained by Frank Warmerdam
// PROJ4 is converted to Geometry Library by Barend Gehrels (Geodan, Amsterdam)

// Original copyright notice:

// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:

// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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#ifndef GGL_PROJECTIONS_IMPL_PJ_DATUMS_HPP
#define GGL_PROJECTIONS_IMPL_PJ_DATUMS_HPP

#include <ggl/projections/impl/projects.hpp>

namespace ggl { namespace projection { namespace detail {

/*
 * The ellipse code must match one from pj_ellps.c.  The datum id should
 * be kept to 12 characters or less if possible.  Use the official OGC
 * datum name for the comments if available.
 */

static const PJ_DATUMS pj_datums[] =
{
    /* id          definition        ellipse  comments */
    /* --          ----------        -------  -------- */
    { "WGS84",     "towgs84=0,0,0",  "WGS84", "" },

    { "GGRS87",    "towgs84=-199.87,74.79,246.62",
                                     "GRS80", "Greek_Geodetic_Reference_System_1987" },

    { "NAD83",     "towgs84=0,0,0",  "GRS80","North_American_Datum_1983" },

    { "NAD27",     "nadgrids=@conus,@alaska,@ntv2_0.gsb,@ntv1_can.dat",
                                     "clrk66", "North_American_Datum_1927" },

    { "potsdam",   "towgs84=606.0,23.0,413.0",
                                     "bessel",  "Potsdam Rauenberg 1950 DHDN" },

    { "carthage",  "towgs84=-263.0,6.0,431.0",
                                     "clark80",  "Carthage 1934 Tunisia" },

    { "hermannskogel", "towgs84=653.0,-212.0,449.0",
                                     "bessel",  "Hermannskogel" },

    { "ire65",     "towgs84=482.530,-130.596,564.557,-1.042,-0.214,-0.631,8.15",
                                     "mod_airy",  "Ireland 1965" },

    { "nzgd49",    "towgs84=59.47,-5.04,187.44,0.47,-0.1,1.024,-4.5993",
                                     "intl", "New Zealand Geodetic Datum 1949" },

    { "OSGB36",    "towgs84=446.448,-125.157,542.060,0.1502,0.2470,0.8421,-20.4894",
                                     "airy", "Airy 1830" }
};


static const PJ_PRIME_MERIDIANS pj_prime_meridians[] =
{
    /* id          definition */
    /* --          ---------- */
    { "greenwich", "0dE" },
    { "lisbon",    "9d07'54.862\"W" },
    { "paris",     "2d20'14.025\"E" },
    { "bogota",    "74d04'51.3\"W" },
    { "madrid",    "3d41'16.58\"W" },
    { "rome",      "12d27'8.4\"E" },
    { "bern",      "7d26'22.5\"E" },
    { "jakarta",   "106d48'27.79\"E" },
    { "ferro",     "17d40'W" },
    { "brussels",  "4d22'4.71\"E" },
    { "stockholm", "18d3'29.8\"E" },
    { "athens",    "23d42'58.815\"E" },
    { "oslo",      "10d43'22.5\"E" }
};

}}} // namespace ggl::projection::impl

#endif // GGL_PROJECTIONS_IMPL_PJ_DATUMS_HPP
