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Diffstat (limited to 'boost/geometry/srs/projections/proj/bacon.hpp')
-rw-r--r-- | boost/geometry/srs/projections/proj/bacon.hpp | 272 |
1 files changed, 272 insertions, 0 deletions
diff --git a/boost/geometry/srs/projections/proj/bacon.hpp b/boost/geometry/srs/projections/proj/bacon.hpp new file mode 100644 index 0000000000..5e8d37980f --- /dev/null +++ b/boost/geometry/srs/projections/proj/bacon.hpp @@ -0,0 +1,272 @@ +#ifndef BOOST_GEOMETRY_PROJECTIONS_BACON_HPP +#define BOOST_GEOMETRY_PROJECTIONS_BACON_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/util/math.hpp> + +#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> + +namespace boost { namespace geometry +{ + +namespace srs { namespace par4 +{ + struct apian {}; + struct ortel {}; + struct bacon {}; + +}} //namespace srs::par4 + +namespace projections +{ + #ifndef DOXYGEN_NO_DETAIL + namespace detail { namespace bacon + { + + //static const double HLFPI2 = 2.46740110027233965467; + static const double EPS = 1e-10; + + struct par_bacon + { + int bacn; + int ortl; + }; + + // template class, using CRTP to implement forward/inverse + template <typename CalculationType, typename Parameters> + struct base_bacon_spheroid : public base_t_f<base_bacon_spheroid<CalculationType, Parameters>, + CalculationType, Parameters> + { + + typedef CalculationType geographic_type; + typedef CalculationType cartesian_type; + + par_bacon m_proj_parm; + + inline base_bacon_spheroid(const Parameters& par) + : base_t_f<base_bacon_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 HALFPI = detail::HALFPI<CalculationType>(); + static const CalculationType HLFPI2 = detail::HALFPI_SQR<CalculationType>(); + + CalculationType ax, f; + + xy_y = this->m_proj_parm.bacn ? HALFPI * sin(lp_lat) : lp_lat; + if ((ax = fabs(lp_lon)) >= EPS) { + if (this->m_proj_parm.ortl && ax >= HALFPI) + xy_x = sqrt(HLFPI2 - lp_lat * lp_lat + EPS) + ax - HALFPI; + else { + f = 0.5 * (HLFPI2 / ax + ax); + xy_x = ax - f + sqrt(f * f - xy_y * xy_y); + } + if (lp_lon < 0.) xy_x = - xy_x; + } else + xy_x = 0.; + } + + static inline std::string get_name() + { + return "bacon_spheroid"; + } + + }; + + // Apian Globular I + template <typename Parameters> + inline void setup_apian(Parameters& par, par_bacon& proj_parm) + { + proj_parm.bacn = proj_parm.ortl = 0; + par.es = 0.; + } + + // Ortelius Oval + template <typename Parameters> + inline void setup_ortel(Parameters& par, par_bacon& proj_parm) + { + proj_parm.bacn = 0; + proj_parm.ortl = 1; + par.es = 0.; + } + + // Bacon Globular + template <typename Parameters> + inline void setup_bacon(Parameters& par, par_bacon& proj_parm) + { + proj_parm.bacn = 1; + proj_parm.ortl = 0; + par.es = 0.; + } + + }} // namespace detail::bacon + #endif // doxygen + + /*! + \brief Apian Globular I projection + \ingroup projections + \tparam Geographic latlong point type + \tparam Cartesian xy point type + \tparam Parameters parameter type + \par Projection characteristics + - Miscellaneous + - Spheroid + - no inverse + \par Example + \image html ex_apian.gif + */ + template <typename CalculationType, typename Parameters> + struct apian_spheroid : public detail::bacon::base_bacon_spheroid<CalculationType, Parameters> + { + inline apian_spheroid(const Parameters& par) : detail::bacon::base_bacon_spheroid<CalculationType, Parameters>(par) + { + detail::bacon::setup_apian(this->m_par, this->m_proj_parm); + } + }; + + /*! + \brief Ortelius Oval projection + \ingroup projections + \tparam Geographic latlong point type + \tparam Cartesian xy point type + \tparam Parameters parameter type + \par Projection characteristics + - Miscellaneous + - Spheroid + - no inverse + \par Example + \image html ex_ortel.gif + */ + template <typename CalculationType, typename Parameters> + struct ortel_spheroid : public detail::bacon::base_bacon_spheroid<CalculationType, Parameters> + { + inline ortel_spheroid(const Parameters& par) : detail::bacon::base_bacon_spheroid<CalculationType, Parameters>(par) + { + detail::bacon::setup_ortel(this->m_par, this->m_proj_parm); + } + }; + + /*! + \brief Bacon Globular projection + \ingroup projections + \tparam Geographic latlong point type + \tparam Cartesian xy point type + \tparam Parameters parameter type + \par Projection characteristics + - Miscellaneous + - Spheroid + - no inverse + \par Example + \image html ex_bacon.gif + */ + template <typename CalculationType, typename Parameters> + struct bacon_spheroid : public detail::bacon::base_bacon_spheroid<CalculationType, Parameters> + { + inline bacon_spheroid(const Parameters& par) : detail::bacon::base_bacon_spheroid<CalculationType, Parameters>(par) + { + detail::bacon::setup_bacon(this->m_par, this->m_proj_parm); + } + }; + + #ifndef DOXYGEN_NO_DETAIL + namespace detail + { + + // Static projection + BOOST_GEOMETRY_PROJECTIONS_DETAIL_STATIC_PROJECTION(srs::par4::apian, apian_spheroid, apian_spheroid) + BOOST_GEOMETRY_PROJECTIONS_DETAIL_STATIC_PROJECTION(srs::par4::bacon, bacon_spheroid, bacon_spheroid) + BOOST_GEOMETRY_PROJECTIONS_DETAIL_STATIC_PROJECTION(srs::par4::ortel, ortel_spheroid, ortel_spheroid) + + // Factory entry(s) + template <typename CalculationType, typename Parameters> + class apian_entry : public detail::factory_entry<CalculationType, Parameters> + { + public : + virtual base_v<CalculationType, Parameters>* create_new(const Parameters& par) const + { + return new base_v_f<apian_spheroid<CalculationType, Parameters>, CalculationType, Parameters>(par); + } + }; + + template <typename CalculationType, typename Parameters> + class ortel_entry : public detail::factory_entry<CalculationType, Parameters> + { + public : + virtual base_v<CalculationType, Parameters>* create_new(const Parameters& par) const + { + return new base_v_f<ortel_spheroid<CalculationType, Parameters>, CalculationType, Parameters>(par); + } + }; + + template <typename CalculationType, typename Parameters> + class bacon_entry : public detail::factory_entry<CalculationType, Parameters> + { + public : + virtual base_v<CalculationType, Parameters>* create_new(const Parameters& par) const + { + return new base_v_f<bacon_spheroid<CalculationType, Parameters>, CalculationType, Parameters>(par); + } + }; + + template <typename CalculationType, typename Parameters> + inline void bacon_init(detail::base_factory<CalculationType, Parameters>& factory) + { + factory.add_to_factory("apian", new apian_entry<CalculationType, Parameters>); + factory.add_to_factory("ortel", new ortel_entry<CalculationType, Parameters>); + factory.add_to_factory("bacon", new bacon_entry<CalculationType, Parameters>); + } + + } // namespace detail + #endif // doxygen + +} // namespace projections + +}} // namespace boost::geometry + +#endif // BOOST_GEOMETRY_PROJECTIONS_BACON_HPP + |