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1 | #ifndef BOOST_GEOMETRY_PROJECTIONS_WAG3_HPP |
2 | #define BOOST_GEOMETRY_PROJECTIONS_WAG3_HPP | |
3 | ||
4 | // Boost.Geometry - extensions-gis-projections (based on PROJ4) | |
5 | // This file is automatically generated. DO NOT EDIT. | |
6 | ||
7 | // Copyright (c) 2008-2015 Barend Gehrels, Amsterdam, the Netherlands. | |
8 | ||
9 | // This file was modified by Oracle on 2017. | |
10 | // Modifications copyright (c) 2017, Oracle and/or its affiliates. | |
11 | // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle. | |
12 | ||
13 | // Use, modification and distribution is subject to the Boost Software License, | |
14 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
15 | // http://www.boost.org/LICENSE_1_0.txt) | |
16 | ||
17 | // This file is converted from PROJ4, http://trac.osgeo.org/proj | |
18 | // PROJ4 is originally written by Gerald Evenden (then of the USGS) | |
19 | // PROJ4 is maintained by Frank Warmerdam | |
20 | // PROJ4 is converted to Boost.Geometry by Barend Gehrels | |
21 | ||
22 | // Last updated version of proj: 4.9.1 | |
23 | ||
24 | // Original copyright notice: | |
25 | ||
26 | // Permission is hereby granted, free of charge, to any person obtaining a | |
27 | // copy of this software and associated documentation files (the "Software"), | |
28 | // to deal in the Software without restriction, including without limitation | |
29 | // the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
30 | // and/or sell copies of the Software, and to permit persons to whom the | |
31 | // Software is furnished to do so, subject to the following conditions: | |
32 | ||
33 | // The above copyright notice and this permission notice shall be included | |
34 | // in all copies or substantial portions of the Software. | |
35 | ||
36 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
37 | // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
38 | // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
39 | // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
40 | // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |
41 | // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | |
42 | // DEALINGS IN THE SOFTWARE. | |
43 | ||
44 | #include <boost/geometry/srs/projections/impl/base_static.hpp> | |
45 | #include <boost/geometry/srs/projections/impl/base_dynamic.hpp> | |
46 | #include <boost/geometry/srs/projections/impl/projects.hpp> | |
47 | #include <boost/geometry/srs/projections/impl/factory_entry.hpp> | |
48 | ||
49 | namespace boost { namespace geometry | |
50 | { | |
51 | ||
52 | namespace srs { namespace par4 | |
53 | { | |
54 | struct wag3 {}; | |
55 | ||
56 | }} //namespace srs::par4 | |
57 | ||
58 | namespace projections | |
59 | { | |
60 | #ifndef DOXYGEN_NO_DETAIL | |
61 | namespace detail { namespace wag3 | |
62 | { | |
63 | template <typename T> | |
64 | struct par_wag3 | |
65 | { | |
66 | T C_x; | |
67 | }; | |
68 | ||
69 | // template class, using CRTP to implement forward/inverse | |
70 | template <typename CalculationType, typename Parameters> | |
71 | struct base_wag3_spheroid : public base_t_fi<base_wag3_spheroid<CalculationType, Parameters>, | |
72 | CalculationType, Parameters> | |
73 | { | |
74 | ||
75 | typedef CalculationType geographic_type; | |
76 | typedef CalculationType cartesian_type; | |
77 | ||
78 | par_wag3<CalculationType> m_proj_parm; | |
79 | ||
80 | inline base_wag3_spheroid(const Parameters& par) | |
81 | : base_t_fi<base_wag3_spheroid<CalculationType, Parameters>, | |
82 | CalculationType, Parameters>(*this, par) {} | |
83 | ||
84 | // FORWARD(s_forward) spheroid | |
85 | // Project coordinates from geographic (lon, lat) to cartesian (x, y) | |
86 | inline void fwd(geographic_type& lp_lon, geographic_type& lp_lat, cartesian_type& xy_x, cartesian_type& xy_y) const | |
87 | { | |
88 | static const CalculationType TWOTHIRD = detail::TWOTHIRD<CalculationType>(); | |
89 | ||
90 | xy_x = this->m_proj_parm.C_x * lp_lon * cos(TWOTHIRD * lp_lat); | |
91 | xy_y = lp_lat; | |
92 | } | |
93 | ||
94 | // INVERSE(s_inverse) spheroid | |
95 | // Project coordinates from cartesian (x, y) to geographic (lon, lat) | |
96 | inline void inv(cartesian_type& xy_x, cartesian_type& xy_y, geographic_type& lp_lon, geographic_type& lp_lat) const | |
97 | { | |
98 | static const CalculationType TWOTHIRD = detail::TWOTHIRD<CalculationType>(); | |
99 | ||
100 | lp_lat = xy_y; | |
101 | lp_lon = xy_x / (this->m_proj_parm.C_x * cos(TWOTHIRD * lp_lat)); | |
102 | } | |
103 | ||
104 | static inline std::string get_name() | |
105 | { | |
106 | return "wag3_spheroid"; | |
107 | } | |
108 | ||
109 | }; | |
110 | ||
111 | // Wagner III | |
112 | template <typename Parameters, typename T> | |
113 | inline void setup_wag3(Parameters& par, par_wag3<T>& proj_parm) | |
114 | { | |
115 | T ts; | |
116 | ||
117 | ts = pj_param(par.params, "rlat_ts").f; | |
118 | proj_parm.C_x = cos(ts) / cos(2.*ts/3.); | |
119 | par.es = 0.; | |
120 | } | |
121 | ||
122 | }} // namespace detail::wag3 | |
123 | #endif // doxygen | |
124 | ||
125 | /*! | |
126 | \brief Wagner III projection | |
127 | \ingroup projections | |
128 | \tparam Geographic latlong point type | |
129 | \tparam Cartesian xy point type | |
130 | \tparam Parameters parameter type | |
131 | \par Projection characteristics | |
132 | - Pseudocylindrical | |
133 | - Spheroid | |
134 | \par Projection parameters | |
135 | - lat_ts: Latitude of true scale (degrees) | |
136 | \par Example | |
137 | \image html ex_wag3.gif | |
138 | */ | |
139 | template <typename CalculationType, typename Parameters> | |
140 | struct wag3_spheroid : public detail::wag3::base_wag3_spheroid<CalculationType, Parameters> | |
141 | { | |
142 | inline wag3_spheroid(const Parameters& par) : detail::wag3::base_wag3_spheroid<CalculationType, Parameters>(par) | |
143 | { | |
144 | detail::wag3::setup_wag3(this->m_par, this->m_proj_parm); | |
145 | } | |
146 | }; | |
147 | ||
148 | #ifndef DOXYGEN_NO_DETAIL | |
149 | namespace detail | |
150 | { | |
151 | ||
152 | // Static projection | |
153 | BOOST_GEOMETRY_PROJECTIONS_DETAIL_STATIC_PROJECTION(srs::par4::wag3, wag3_spheroid, wag3_spheroid) | |
154 | ||
155 | // Factory entry(s) | |
156 | template <typename CalculationType, typename Parameters> | |
157 | class wag3_entry : public detail::factory_entry<CalculationType, Parameters> | |
158 | { | |
159 | public : | |
160 | virtual base_v<CalculationType, Parameters>* create_new(const Parameters& par) const | |
161 | { | |
162 | return new base_v_fi<wag3_spheroid<CalculationType, Parameters>, CalculationType, Parameters>(par); | |
163 | } | |
164 | }; | |
165 | ||
166 | template <typename CalculationType, typename Parameters> | |
167 | inline void wag3_init(detail::base_factory<CalculationType, Parameters>& factory) | |
168 | { | |
169 | factory.add_to_factory("wag3", new wag3_entry<CalculationType, Parameters>); | |
170 | } | |
171 | ||
172 | } // namespace detail | |
173 | #endif // doxygen | |
174 | ||
175 | } // namespace projections | |
176 | ||
177 | }} // namespace boost::geometry | |
178 | ||
179 | #endif // BOOST_GEOMETRY_PROJECTIONS_WAG3_HPP | |
180 |