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Diffstat (limited to 'boost/geometry/srs/projections/proj/mbt_fps.hpp')
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diff --git a/boost/geometry/srs/projections/proj/mbt_fps.hpp b/boost/geometry/srs/projections/proj/mbt_fps.hpp new file mode 100644 index 0000000000..3823725f1c --- /dev/null +++ b/boost/geometry/srs/projections/proj/mbt_fps.hpp @@ -0,0 +1,194 @@ +#ifndef BOOST_GEOMETRY_PROJECTIONS_MBT_FPS_HPP +#define BOOST_GEOMETRY_PROJECTIONS_MBT_FPS_HPP + +// Boost.Geometry - extensions-gis-projections (based on PROJ4) +// This file is automatically generated. DO NOT EDIT. + +// Copyright (c) 2008-2015 Barend Gehrels, Amsterdam, the Netherlands. + +// This file was modified by Oracle on 2017. +// Modifications copyright (c) 2017, 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 Boost.Geometry by Barend Gehrels + +// Last updated version of proj: 4.9.1 + +// 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 +// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING +// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER +// DEALINGS IN THE SOFTWARE. + +#include <boost/geometry/srs/projections/impl/base_static.hpp> +#include <boost/geometry/srs/projections/impl/base_dynamic.hpp> +#include <boost/geometry/srs/projections/impl/projects.hpp> +#include <boost/geometry/srs/projections/impl/factory_entry.hpp> +#include <boost/geometry/srs/projections/impl/aasincos.hpp> + +namespace boost { namespace geometry +{ + +namespace srs { namespace par4 +{ + struct mbt_fps {}; + +}} //namespace srs::par4 + +namespace projections +{ + #ifndef DOXYGEN_NO_DETAIL + namespace detail { namespace mbt_fps + { + + static const int MAX_ITER = 10; + static const double LOOP_TOL = 1e-7; + static const double C1 = 0.45503; + static const double C2 = 1.36509; + static const double C3 = 1.41546; + static const double C_x = 0.22248; + static const double C_y = 1.44492; + //static const double C1_2 = 0.33333333333333333333333333; + + template <typename T> + inline T C1_2() { return detail::THIRD<T>(); } + + // template class, using CRTP to implement forward/inverse + template <typename CalculationType, typename Parameters> + struct base_mbt_fps_spheroid : public base_t_fi<base_mbt_fps_spheroid<CalculationType, Parameters>, + CalculationType, Parameters> + { + + typedef CalculationType geographic_type; + typedef CalculationType cartesian_type; + + + inline base_mbt_fps_spheroid(const Parameters& par) + : base_t_fi<base_mbt_fps_spheroid<CalculationType, Parameters>, + CalculationType, Parameters>(*this, par) {} + + // FORWARD(s_forward) spheroid + // Project coordinates from geographic (lon, lat) to cartesian (x, y) + inline void fwd(geographic_type& lp_lon, geographic_type& lp_lat, cartesian_type& xy_x, cartesian_type& xy_y) const + { + static const CalculationType C1_2 = mbt_fps::C1_2<CalculationType>(); + + CalculationType k, V, t; + int i; + + k = C3 * sin(lp_lat); + for (i = MAX_ITER; i ; --i) { + t = lp_lat / C2; + lp_lat -= V = (C1 * sin(t) + sin(lp_lat) - k) / + (C1_2 * cos(t) + cos(lp_lat)); + if (fabs(V) < LOOP_TOL) + break; + } + t = lp_lat / C2; + xy_x = C_x * lp_lon * (1. + 3. * cos(lp_lat)/cos(t) ); + xy_y = C_y * sin(t); + } + + // INVERSE(s_inverse) spheroid + // Project coordinates from cartesian (x, y) to geographic (lon, lat) + inline void inv(cartesian_type& xy_x, cartesian_type& xy_y, geographic_type& lp_lon, geographic_type& lp_lat) const + { + CalculationType t; + + lp_lat = C2 * (t = aasin(xy_y / C_y)); + lp_lon = xy_x / (C_x * (1. + 3. * cos(lp_lat)/cos(t))); + lp_lat = aasin((C1 * sin(t) + sin(lp_lat)) / C3); + } + + static inline std::string get_name() + { + return "mbt_fps_spheroid"; + } + + }; + + // McBryde-Thomas Flat-Pole Sine (No. 2) + template <typename Parameters> + inline void setup_mbt_fps(Parameters& par) + { + par.es = 0; + } + + }} // namespace detail::mbt_fps + #endif // doxygen + + /*! + \brief McBryde-Thomas Flat-Pole Sine (No. 2) projection + \ingroup projections + \tparam Geographic latlong point type + \tparam Cartesian xy point type + \tparam Parameters parameter type + \par Projection characteristics + - Cylindrical + - Spheroid + \par Example + \image html ex_mbt_fps.gif + */ + template <typename CalculationType, typename Parameters> + struct mbt_fps_spheroid : public detail::mbt_fps::base_mbt_fps_spheroid<CalculationType, Parameters> + { + inline mbt_fps_spheroid(const Parameters& par) : detail::mbt_fps::base_mbt_fps_spheroid<CalculationType, Parameters>(par) + { + detail::mbt_fps::setup_mbt_fps(this->m_par); + } + }; + + #ifndef DOXYGEN_NO_DETAIL + namespace detail + { + + // Static projection + BOOST_GEOMETRY_PROJECTIONS_DETAIL_STATIC_PROJECTION(srs::par4::mbt_fps, mbt_fps_spheroid, mbt_fps_spheroid) + + // Factory entry(s) + template <typename CalculationType, typename Parameters> + class mbt_fps_entry : public detail::factory_entry<CalculationType, Parameters> + { + public : + virtual base_v<CalculationType, Parameters>* create_new(const Parameters& par) const + { + return new base_v_fi<mbt_fps_spheroid<CalculationType, Parameters>, CalculationType, Parameters>(par); + } + }; + + template <typename CalculationType, typename Parameters> + inline void mbt_fps_init(detail::base_factory<CalculationType, Parameters>& factory) + { + factory.add_to_factory("mbt_fps", new mbt_fps_entry<CalculationType, Parameters>); + } + + } // namespace detail + #endif // doxygen + +} // namespace projections + +}} // namespace boost::geometry + +#endif // BOOST_GEOMETRY_PROJECTIONS_MBT_FPS_HPP + |