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Diffstat (limited to 'boost/geometry/srs/projections/proj/nocol.hpp')
| -rw-r--r-- | boost/geometry/srs/projections/proj/nocol.hpp | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/boost/geometry/srs/projections/proj/nocol.hpp b/boost/geometry/srs/projections/proj/nocol.hpp new file mode 100644 index 0000000000..ef2e95a843 --- /dev/null +++ b/boost/geometry/srs/projections/proj/nocol.hpp @@ -0,0 +1,190 @@ +#ifndef BOOST_GEOMETRY_PROJECTIONS_NOCOL_HPP +#define BOOST_GEOMETRY_PROJECTIONS_NOCOL_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 nicol {}; + +}} //namespace srs::par4 + +namespace projections +{ + #ifndef DOXYGEN_NO_DETAIL + namespace detail { namespace nocol + { + + static const double EPS = 1e-10; + + // template class, using CRTP to implement forward/inverse + template <typename CalculationType, typename Parameters> + struct base_nocol_spheroid : public base_t_f<base_nocol_spheroid<CalculationType, Parameters>, + CalculationType, Parameters> + { + + typedef CalculationType geographic_type; + typedef CalculationType cartesian_type; + + + inline base_nocol_spheroid(const Parameters& par) + : base_t_f<base_nocol_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>(); + + if (fabs(lp_lon) < EPS) { + xy_x = 0; + xy_y = lp_lat; + } else if (fabs(lp_lat) < EPS) { + xy_x = lp_lon; + xy_y = 0.; + } else if (fabs(fabs(lp_lon) - HALFPI) < EPS) { + xy_x = lp_lon * cos(lp_lat); + xy_y = HALFPI * sin(lp_lat); + } else if (fabs(fabs(lp_lat) - HALFPI) < EPS) { + xy_x = 0; + xy_y = lp_lat; + } else { + CalculationType tb, c, d, m, n, r2, sp; + + tb = HALFPI / lp_lon - lp_lon / HALFPI; + c = lp_lat / HALFPI; + d = (1 - c * c)/((sp = sin(lp_lat)) - c); + r2 = tb / d; + r2 *= r2; + m = (tb * sp / d - 0.5 * tb)/(1. + r2); + n = (sp / r2 + 0.5 * d)/(1. + 1./r2); + xy_x = cos(lp_lat); + xy_x = sqrt(m * m + xy_x * xy_x / (1. + r2)); + xy_x = HALFPI * ( m + (lp_lon < 0. ? -xy_x : xy_x)); + xy_y = sqrt(n * n - (sp * sp / r2 + d * sp - 1.) / + (1. + 1./r2)); + xy_y = HALFPI * ( n + (lp_lat < 0. ? xy_y : -xy_y )); + } + } + + static inline std::string get_name() + { + return "nocol_spheroid"; + } + + }; + + // Nicolosi Globular + template <typename Parameters> + inline void setup_nicol(Parameters& par) + { + par.es = 0.; + } + + }} // namespace detail::nocol + #endif // doxygen + + /*! + \brief Nicolosi 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_nicol.gif + */ + template <typename CalculationType, typename Parameters> + struct nicol_spheroid : public detail::nocol::base_nocol_spheroid<CalculationType, Parameters> + { + inline nicol_spheroid(const Parameters& par) : detail::nocol::base_nocol_spheroid<CalculationType, Parameters>(par) + { + detail::nocol::setup_nicol(this->m_par); + } + }; + + #ifndef DOXYGEN_NO_DETAIL + namespace detail + { + + // Static projection + BOOST_GEOMETRY_PROJECTIONS_DETAIL_STATIC_PROJECTION(srs::par4::nicol, nicol_spheroid, nicol_spheroid) + + // Factory entry(s) + template <typename CalculationType, typename Parameters> + class nicol_entry : public detail::factory_entry<CalculationType, Parameters> + { + public : + virtual base_v<CalculationType, Parameters>* create_new(const Parameters& par) const + { + return new base_v_f<nicol_spheroid<CalculationType, Parameters>, CalculationType, Parameters>(par); + } + }; + + template <typename CalculationType, typename Parameters> + inline void nocol_init(detail::base_factory<CalculationType, Parameters>& factory) + { + factory.add_to_factory("nicol", new nicol_entry<CalculationType, Parameters>); + } + + } // namespace detail + #endif // doxygen + +} // namespace projections + +}} // namespace boost::geometry + +#endif // BOOST_GEOMETRY_PROJECTIONS_NOCOL_HPP + |