boost/geometry/srs/projections/impl/pj_ellps.hpp
// Boost.Geometry (aka GGL, Generic Geometry Library)
// This file is manually converted from PROJ4
// Copyright (c) 2008-2012 Barend Gehrels, Amsterdam, the Netherlands.
// This file was modified by Oracle on 2017, 2018.
// Modifications copyright (c) 2017-2018, Oracle and/or its affiliates.
// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
// 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,
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#ifndef BOOST_GEOMETRY_PROJECTIONS_IMPL_PJ_ELLPS_HPP
#define BOOST_GEOMETRY_PROJECTIONS_IMPL_PJ_ELLPS_HPP
#include <string>
namespace boost { namespace geometry { namespace projections {
namespace detail {
// Originally defined in projects.h
template <typename T>
struct pj_ellps_type
{
std::string id; /* ellipse keyword name */
//std::string major; /* a's value */
//std::string ell; /* elliptical parameter value */
//bool is_rf; /* rf or b? */
T a;
T b;
//std::string name; /* comments */
};
inline double b_from_a_rf(double a, double rf)
{
return a * (1.0 - 1.0 / rf);
}
#define BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF(ID, A, RF, NAME) \
{ID, /*#A, #RF, true,*/ A, b_from_a_rf(A, RF), /*NAME*/}
#define BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B(ID, A, B, NAME) \
{ID, /*#A, #B, false,*/ A, B, /*NAME*/}
template <typename T>
inline std::pair<const pj_ellps_type<T>*, int> pj_get_ellps()
{
static const pj_ellps_type<T> pj_ellps[] =
{
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("MERIT", 6378137.0, 298.257, "MERIT 1983"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("SGS85", 6378136.0, 298.257, "Soviet Geodetic System 85"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("GRS80", 6378137.0, 298.257222101, "GRS 1980(IUGG, 1980)"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("IAU76", 6378140.0, 298.257, "IAU 1976"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("airy", 6377563.396, 6356256.910, "Airy 1830"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("APL4.9", 6378137.0, 298.25, "Appl. Physics. 1965"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("NWL9D", 6378145.0, 298.25, "Naval Weapons Lab., 1965"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("mod_airy", 6377340.189, 6356034.446, "Modified Airy"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("andrae", 6377104.43, 300.0, "Andrae 1876 (Den., Iclnd.)"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("aust_SA", 6378160.0, 298.25, "Australian Natl & S. Amer. 1969"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("GRS67", 6378160.0, 298.2471674270, "GRS 67(IUGG 1967)"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("bessel", 6377397.155, 299.1528128, "Bessel 1841"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("bess_nam", 6377483.865, 299.1528128, "Bessel 1841 (Namibia)"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("clrk66", 6378206.4, 6356583.8, "Clarke 1866"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("clrk80", 6378249.145, 293.4663, "Clarke 1880 mod."),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("clrk80ign", 6378249.2, 293.4660212936269, "Clarke 1880 (IGN)."),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("CPM", 6375738.7, 334.29, "Comm. des Poids et Mesures 1799"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("delmbr", 6376428.0, 311.5, "Delambre 1810 (Belgium)"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("engelis", 6378136.05, 298.2566, "Engelis 1985"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("evrst30", 6377276.345, 300.8017, "Everest 1830"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("evrst48", 6377304.063, 300.8017, "Everest 1948"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("evrst56", 6377301.243, 300.8017, "Everest 1956"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("evrst69", 6377295.664, 300.8017, "Everest 1969"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("evrstSS", 6377298.556, 300.8017, "Everest (Sabah & Sarawak)"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("fschr60", 6378166.0, 298.3, "Fischer (Mercury Datum) 1960"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("fschr60m", 6378155.0, 298.3, "Modified Fischer 1960"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("fschr68", 6378150.0, 298.3, "Fischer 1968"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("helmert", 6378200.0, 298.3, "Helmert 1906"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("hough", 6378270.0, 297.0, "Hough"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("intl", 6378388.0, 297.0, "International 1909 (Hayford)"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("krass", 6378245.0, 298.3, "Krassovsky, 1942"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("kaula", 6378163.0, 298.24, "Kaula 1961"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("lerch", 6378139.0, 298.257, "Lerch 1979"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("mprts", 6397300.0, 191.0, "Maupertius 1738"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("new_intl", 6378157.5, 6356772.2, "New International 1967"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("plessis", 6376523.0, 6355863.0, "Plessis 1817 (France)"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("SEasia", 6378155.0, 6356773.3205, "Southeast Asia"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("walbeck", 6376896.0, 6355834.8467, "Walbeck"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("WGS60", 6378165.0, 298.3, "WGS 60"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("WGS66", 6378145.0, 298.25, "WGS 66"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("WGS72", 6378135.0, 298.26, "WGS 72"),
// This has to be consistent with default spheroid and values in pj_datum_transform
// TODO: Define in one place
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("WGS84", 6378137.0, 6356752.3142451793, "WGS 84"),
BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("sphere", 6370997.0, 6370997.0, "Normal Sphere (r=6370997)")
};
return std::make_pair(pj_ellps, (int)(sizeof(pj_ellps) / sizeof(pj_ellps[0])));
}
} // namespace detail
}}} // namespace boost::geometry::projections
#endif // BOOST_GEOMETRY_PROJECTIONS_IMPL_PJ_ELLPS_HPP