projections/proj/putp5.hpp

0001 // Boost.Geometry - gis-projections (based on PROJ4)
0002
0003 // Copyright (c) 2008-2015 Barend Gehrels, Amsterdam, the Netherlands.
0004
0005 // This file was modified by Oracle on 2017, 2018, 2019.
0006 // Modifications copyright (c) 2017-2019, Oracle and/or its affiliates.
0007 // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle.
0008
0009 // Use, modification and distribution is subject to the Boost Software License,
0010 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
0011 // http://www.boost.org/LICENSE_1_0.txt)
0012
0013 // This file is converted from PROJ4, http://trac.osgeo.org/proj
0014 // PROJ4 is originally written by Gerald Evenden (then of the USGS)
0015 // PROJ4 is maintained by Frank Warmerdam
0016 // PROJ4 is converted to Boost.Geometry by Barend Gehrels
0017
0018 // Last updated version of proj: 5.0.0
0019
0020 // Original copyright notice:
0021
0022 // Permission is hereby granted, free of charge, to any person obtaining a
0023 // copy of this software and associated documentation files (the "Software"),
0024 // to deal in the Software without restriction, including without limitation
0025 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
0026 // and/or sell copies of the Software, and to permit persons to whom the
0027 // Software is furnished to do so, subject to the following conditions:
0028
0029 // The above copyright notice and this permission notice shall be included
0030 // in all copies or substantial portions of the Software.
0031
0032 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
0033 // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
0034 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
0035 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
0036 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
0037 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
0038 // DEALINGS IN THE SOFTWARE.
0039
0040 #ifndef BOOST_GEOMETRY_PROJECTIONS_PUTP5_HPP
0041 #define BOOST_GEOMETRY_PROJECTIONS_PUTP5_HPP
0042
0043 #include <boost/geometry/srs/projections/impl/base_static.hpp>
0044 #include <boost/geometry/srs/projections/impl/base_dynamic.hpp>
0045 #include <boost/geometry/srs/projections/impl/projects.hpp>
0046 #include <boost/geometry/srs/projections/impl/factory_entry.hpp>
0047
0048 namespace boost { namespace geometry
0049 {
0050
0051 namespace projections
0052 {
0053     #ifndef DOXYGEN_NO_DETAIL
0054     namespace detail { namespace putp5
0055     {
0056
0057             static const double C = 1.01346;
0058             static const double D = 1.2158542;
0059
0060             template <typename T>
0061             struct par_putp5
0062             {
0063                 T    A, B;
0064             };
0065
0066             template <typename T, typename Parameters>
0067             struct base_putp5_spheroid
0068             {
0069                 par_putp5<T> m_proj_parm;
0070
0071                 // FORWARD(s_forward)  spheroid
0072                 // Project coordinates from geographic (lon, lat) to cartesian (x, y)
0073                 inline void fwd(Parameters const& , T const& lp_lon, T const& lp_lat, T& xy_x, T& xy_y) const
0074                 {
0075                     xy_x = C * lp_lon * (this->m_proj_parm.A - this->m_proj_parm.B * sqrt(1. + D * lp_lat * lp_lat));
0076                     xy_y = C * lp_lat;
0077                 }
0078
0079                 // INVERSE(s_inverse)  spheroid
0080                 // Project coordinates from cartesian (x, y) to geographic (lon, lat)
0081                 inline void inv(Parameters const& , T const& xy_x, T const& xy_y, T& lp_lon, T& lp_lat) const
0082                 {
0083                     lp_lat = xy_y / C;
0084                     lp_lon = xy_x / (C * (this->m_proj_parm.A - this->m_proj_parm.B * sqrt(1. + D * lp_lat * lp_lat)));
0085                 }
0086
0087                 static inline std::string get_name()
0088                 {
0089                     return "putp5_spheroid";
0090                 }
0091
0092             };
0093
0094
0095             // Putnins P5
0096             template <typename Parameters, typename T>
0097             inline void setup_putp5(Parameters& par, par_putp5<T>& proj_parm)
0098             {
0099                 proj_parm.A = 2.;
0100                 proj_parm.B = 1.;
0101
0102                 par.es = 0.;
0103             }
0104
0105             // Putnins P5'
0106             template <typename Parameters, typename T>
0107             inline void setup_putp5p(Parameters& par, par_putp5<T>& proj_parm)
0108             {
0109                 proj_parm.A = 1.5;
0110                 proj_parm.B = 0.5;
0111
0112                 par.es = 0.;
0113             }
0114
0115     }} // namespace detail::putp5
0116     #endif // doxygen
0117
0118     /*!
0119         \brief Putnins P5 projection
0120         \ingroup projections
0121         \tparam Geographic latlong point type
0122         \tparam Cartesian xy point type
0123         \tparam Parameters parameter type
0124         \par Projection characteristics
0125          - Pseudocylindrical
0126          - Spheroid
0127         \par Example
0128         \image html ex_putp5.gif
0129     */
0130     template <typename T, typename Parameters>
0131     struct putp5_spheroid : public detail::putp5::base_putp5_spheroid<T, Parameters>
0132     {
0133         template <typename Params>
0134         inline putp5_spheroid(Params const& , Parameters & par)
0135         {
0136             detail::putp5::setup_putp5(par, this->m_proj_parm);
0137         }
0138     };
0139
0140     /*!
0141         \brief Putnins P5' projection
0142         \ingroup projections
0143         \tparam Geographic latlong point type
0144         \tparam Cartesian xy point type
0145         \tparam Parameters parameter type
0146         \par Projection characteristics
0147          - Pseudocylindrical
0148          - Spheroid
0149         \par Example
0150         \image html ex_putp5p.gif
0151     */
0152     template <typename T, typename Parameters>
0153     struct putp5p_spheroid : public detail::putp5::base_putp5_spheroid<T, Parameters>
0154     {
0155         template <typename Params>
0156         inline putp5p_spheroid(Params const& , Parameters & par)
0157         {
0158             detail::putp5::setup_putp5p(par, this->m_proj_parm);
0159         }
0160     };
0161
0162     #ifndef DOXYGEN_NO_DETAIL
0163     namespace detail
0164     {
0165
0166         // Static projection
0167         BOOST_GEOMETRY_PROJECTIONS_DETAIL_STATIC_PROJECTION_FI(srs::spar::proj_putp5, putp5_spheroid)
0168         BOOST_GEOMETRY_PROJECTIONS_DETAIL_STATIC_PROJECTION_FI(srs::spar::proj_putp5p, putp5p_spheroid)
0169
0170         // Factory entry(s)
0171         BOOST_GEOMETRY_PROJECTIONS_DETAIL_FACTORY_ENTRY_FI(putp5_entry, putp5_spheroid)
0172         BOOST_GEOMETRY_PROJECTIONS_DETAIL_FACTORY_ENTRY_FI(putp5p_entry, putp5p_spheroid)
0173
0174         BOOST_GEOMETRY_PROJECTIONS_DETAIL_FACTORY_INIT_BEGIN(putp5_init)
0175         {
0176             BOOST_GEOMETRY_PROJECTIONS_DETAIL_FACTORY_INIT_ENTRY(putp5, putp5_entry)
0177             BOOST_GEOMETRY_PROJECTIONS_DETAIL_FACTORY_INIT_ENTRY(putp5p, putp5p_entry)
0178         }
0179
0180     } // namespace detail
0181     #endif // doxygen
0182
0183 } // namespace projections
0184
0185 }} // namespace boost::geometry
0186
0187 #endif // BOOST_GEOMETRY_PROJECTIONS_PUTP5_HPP
0188