ceph/src/boost/boost/geometry/srs/projections/impl/pj_ellps.hpp

   1 // Boost.Geometry (aka GGL, Generic Geometry Library)
   2 // This file is manually converted from PROJ4
   3
   4 // Copyright (c) 2008-2012 Barend Gehrels, Amsterdam, the Netherlands.
   5
   6 // This file was modified by Oracle on 2017, 2018.
   7 // Modifications copyright (c) 2017-2018, Oracle and/or its affiliates.
   8 // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
   9
  10 // Use, modification and distribution is subject to the Boost Software License,
  11 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  12 // http://www.boost.org/LICENSE_1_0.txt)
  13
  14 // This file is converted from PROJ4, http://trac.osgeo.org/proj
  15 // PROJ4 is originally written by Gerald Evenden (then of the USGS)
  16 // PROJ4 is maintained by Frank Warmerdam
  17 // PROJ4 is converted to Geometry Library by Barend Gehrels (Geodan, Amsterdam)
  18
  19 // Original copyright notice:
  20
  21 // Permission is hereby granted, free of charge, to any person obtaining a
  22 // copy of this software and associated documentation files (the "Software"),
  23 // to deal in the Software without restriction, including without limitation
  24 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
  25 // and/or sell copies of the Software, and to permit persons to whom the
  26 // Software is furnished to do so, subject to the following conditions:
  27
  28 // The above copyright notice and this permission notice shall be included
  29 // in all copies or substantial portions of the Software.
  30
  31 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  32 // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  33 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  34 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  35 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  36 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  37 // DEALINGS IN THE SOFTWARE.
  38
  39 #ifndef BOOST_GEOMETRY_PROJECTIONS_IMPL_PJ_ELLPS_HPP
  40 #define BOOST_GEOMETRY_PROJECTIONS_IMPL_PJ_ELLPS_HPP
  41
  42 #include <string>
  43
  44 namespace boost { namespace geometry { namespace projections {
  45
  46 namespace detail {
  47
  48 // Originally defined in projects.h
  49 template <typename T>
  50 struct pj_ellps_type
  51 {
  52     std::string id;    /* ellipse keyword name */
  53     //std::string major; /* a's value */
  54     //std::string ell;   /* elliptical parameter value */
  55     //bool is_rf;        /* rf or b? */
  56     T a;
  57     T b;
  58     //std::string name;  /* comments */
  59 };
  60
  61 inline double b_from_a_rf(double a, double rf)
  62 {
  63     return a * (1.0 - 1.0 / rf);
  64 }
  65
  66 #define BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF(ID, A, RF, NAME) \
  67     {ID, /*#A, #RF, true,*/ A, b_from_a_rf(A, RF), /*NAME*/}
  68
  69 #define BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B(ID, A, B, NAME) \
  70     {ID, /*#A, #B, false,*/ A, B, /*NAME*/}
  71
  72 template <typename T>
  73 inline std::pair<const pj_ellps_type<T>*, int> pj_get_ellps()
  74 {
  75     static const pj_ellps_type<T> pj_ellps[] =
  76     {
  77         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("MERIT",     6378137.0,   298.257,           "MERIT 1983"),
  78         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("SGS85",     6378136.0,   298.257,           "Soviet Geodetic System 85"),
  79         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("GRS80",     6378137.0,   298.257222101,     "GRS 1980(IUGG, 1980)"),
  80         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("IAU76",     6378140.0,   298.257,           "IAU 1976"),
  81         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("airy",      6377563.396, 6356256.910,       "Airy 1830"),
  82         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("APL4.9",    6378137.0,   298.25,            "Appl. Physics. 1965"),
  83         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("NWL9D",     6378145.0,   298.25,            "Naval Weapons Lab., 1965"),
  84         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("mod_airy",  6377340.189, 6356034.446,       "Modified Airy"),
  85         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("andrae",    6377104.43,  300.0,             "Andrae 1876 (Den., Iclnd.)"),
  86         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("aust_SA",   6378160.0,   298.25,            "Australian Natl & S. Amer. 1969"),
  87         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("GRS67",     6378160.0,   298.2471674270,    "GRS 67(IUGG 1967)"),
  88         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("bessel",    6377397.155, 299.1528128,       "Bessel 1841"),
  89         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("bess_nam",  6377483.865, 299.1528128,       "Bessel 1841 (Namibia)"),
  90         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("clrk66",    6378206.4,   6356583.8,         "Clarke 1866"),
  91         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("clrk80",    6378249.145, 293.4663,          "Clarke 1880 mod."),
  92         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("clrk80ign", 6378249.2,   293.4660212936269, "Clarke 1880 (IGN)."),
  93         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("CPM",       6375738.7,   334.29,            "Comm. des Poids et Mesures 1799"),
  94         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("delmbr",    6376428.0,   311.5,             "Delambre 1810 (Belgium)"),
  95         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("engelis",   6378136.05,  298.2566,          "Engelis 1985"),
  96         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("evrst30",   6377276.345, 300.8017,          "Everest 1830"),
  97         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("evrst48",   6377304.063, 300.8017,          "Everest 1948"),
  98         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("evrst56",   6377301.243, 300.8017,          "Everest 1956"),
  99         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("evrst69",   6377295.664, 300.8017,          "Everest 1969"),
 100         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("evrstSS",   6377298.556, 300.8017,          "Everest (Sabah & Sarawak)"),
 101         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("fschr60",   6378166.0,   298.3,             "Fischer (Mercury Datum) 1960"),
 102         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("fschr60m",  6378155.0,   298.3,             "Modified Fischer 1960"),
 103         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("fschr68",   6378150.0,   298.3,             "Fischer 1968"),
 104         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("helmert",   6378200.0,   298.3,             "Helmert 1906"),
 105         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("hough",     6378270.0,   297.0,             "Hough"),
 106         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("intl",      6378388.0,   297.0,             "International 1909 (Hayford)"),
 107         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("krass",     6378245.0,   298.3,             "Krassovsky, 1942"),
 108         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("kaula",     6378163.0,   298.24,            "Kaula 1961"),
 109         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("lerch",     6378139.0,   298.257,           "Lerch 1979"),
 110         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("mprts",     6397300.0,   191.0,             "Maupertius 1738"),
 111         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("new_intl",  6378157.5,   6356772.2,         "New International 1967"),
 112         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("plessis",   6376523.0,   6355863.0,         "Plessis 1817 (France)"),
 113         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("SEasia",    6378155.0,   6356773.3205,      "Southeast Asia"),
 114         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("walbeck",   6376896.0,   6355834.8467,      "Walbeck"),
 115         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("WGS60",     6378165.0,   298.3,             "WGS 60"),
 116         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("WGS66",     6378145.0,   298.25,            "WGS 66"),
 117         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_RF("WGS72",     6378135.0,   298.26,            "WGS 72"),
 118         // This has to be consistent with default spheroid and values in pj_datum_transform
 119         // TODO: Define in one place
 120         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("WGS84",     6378137.0,   6356752.3142451793, "WGS 84"),
 121         BOOST_GEOMETRY_PROJECTIONS_DETAIL_PJ_ELLPS_B ("sphere",    6370997.0,   6370997.0,         "Normal Sphere (r=6370997)")
 122     };
 123
 124     return std::make_pair(pj_ellps, (int)(sizeof(pj_ellps) / sizeof(pj_ellps[0])));
 125 }
 126
 127 } // namespace detail
 128 }}} // namespace boost::geometry::projections
 129
 130 #endif // BOOST_GEOMETRY_PROJECTIONS_IMPL_PJ_ELLPS_HPP