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Diffstat (limited to 'boost/geometry/srs/projections/proj/gstmerc.hpp')
-rw-r--r-- | boost/geometry/srs/projections/proj/gstmerc.hpp | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/boost/geometry/srs/projections/proj/gstmerc.hpp b/boost/geometry/srs/projections/proj/gstmerc.hpp new file mode 100644 index 0000000000..5e3581328e --- /dev/null +++ b/boost/geometry/srs/projections/proj/gstmerc.hpp @@ -0,0 +1,202 @@ +#ifndef BOOST_GEOMETRY_PROJECTIONS_GSTMERC_HPP +#define BOOST_GEOMETRY_PROJECTIONS_GSTMERC_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/pj_phi2.hpp> +#include <boost/geometry/srs/projections/impl/pj_tsfn.hpp> + +namespace boost { namespace geometry +{ + +namespace srs { namespace par4 +{ + struct gstmerc {}; + +}} //namespace srs::par4 + +namespace projections +{ + #ifndef DOXYGEN_NO_DETAIL + namespace detail { namespace gstmerc + { + template <typename T> + struct par_gstmerc + { + T lamc; + T phic; + T c; + T n1; + T n2; + T XS; + T YS; + }; + + // template class, using CRTP to implement forward/inverse + template <typename CalculationType, typename Parameters> + struct base_gstmerc_spheroid : public base_t_fi<base_gstmerc_spheroid<CalculationType, Parameters>, + CalculationType, Parameters> + { + + typedef CalculationType geographic_type; + typedef CalculationType cartesian_type; + + par_gstmerc<CalculationType> m_proj_parm; + + inline base_gstmerc_spheroid(const Parameters& par) + : base_t_fi<base_gstmerc_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 + { + CalculationType L, Ls, sinLs1, Ls1; + L= this->m_proj_parm.n1*lp_lon; + Ls= this->m_proj_parm.c+this->m_proj_parm.n1*log(pj_tsfn(-1.0*lp_lat,-1.0*sin(lp_lat),this->m_par.e)); + sinLs1= sin(L)/cosh(Ls); + Ls1= log(pj_tsfn(-1.0*asin(sinLs1),0.0,0.0)); + xy_x= (this->m_proj_parm.XS + this->m_proj_parm.n2*Ls1)*this->m_par.ra; + xy_y= (this->m_proj_parm.YS + this->m_proj_parm.n2*atan(sinh(Ls)/cos(L)))*this->m_par.ra; + /*fprintf(stderr,"fwd:\nL =%16.13f\nLs =%16.13f\nLs1 =%16.13f\nLP(%16.13f,%16.13f)=XY(%16.4f,%16.4f)\n",L,Ls,Ls1,lp_lon+this->m_par.lam0,lp_lat,(xy_x*this->m_par.a + this->m_par.x0)*this->m_par.to_meter,(xy_y*this->m_par.a + this->m_par.y0)*this->m_par.to_meter);*/ + } + + // 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 L, LC, sinC; + L= atan(sinh((xy_x*this->m_par.a - this->m_proj_parm.XS)/this->m_proj_parm.n2)/cos((xy_y*this->m_par.a - this->m_proj_parm.YS)/this->m_proj_parm.n2)); + sinC= sin((xy_y*this->m_par.a - this->m_proj_parm.YS)/this->m_proj_parm.n2)/cosh((xy_x*this->m_par.a - this->m_proj_parm.XS)/this->m_proj_parm.n2); + LC= log(pj_tsfn(-1.0*asin(sinC),0.0,0.0)); + lp_lon= L/this->m_proj_parm.n1; + lp_lat= -1.0*pj_phi2(exp((LC-this->m_proj_parm.c)/this->m_proj_parm.n1),this->m_par.e); + /*fprintf(stderr,"inv:\nL =%16.13f\nsinC =%16.13f\nLC =%16.13f\nXY(%16.4f,%16.4f)=LP(%16.13f,%16.13f)\n",L,sinC,LC,((xy_x/this->m_par.ra)+this->m_par.x0)/this->m_par.to_meter,((xy_y/this->m_par.ra)+this->m_par.y0)/this->m_par.to_meter,lp_lon+this->m_par.lam0,lp_lat);*/ + } + + static inline std::string get_name() + { + return "gstmerc_spheroid"; + } + + }; + + // Gauss-Schreiber Transverse Mercator (aka Gauss-Laborde Reunion) + template <typename Parameters, typename T> + inline void setup_gstmerc(Parameters& par, par_gstmerc<T>& proj_parm) + { + proj_parm.lamc= par.lam0; + proj_parm.n1= sqrt(1.0+par.es*pow(cos(par.phi0),4.0)/(1.0-par.es)); + proj_parm.phic= asin(sin(par.phi0)/proj_parm.n1); + proj_parm.c= log(pj_tsfn(-1.0*proj_parm.phic,0.0,0.0)) + -proj_parm.n1*log(pj_tsfn(-1.0*par.phi0,-1.0*sin(par.phi0),par.e)); + proj_parm.n2= par.k0*par.a*sqrt(1.0-par.es)/(1.0-par.es*sin(par.phi0)*sin(par.phi0)); + proj_parm.XS= 0;/* -par.x0 */ + proj_parm.YS= -1.0*proj_parm.n2*proj_parm.phic;/* -par.y0 */ + /*fprintf(stderr,"a (m) =%16.4f\ne =%16.13f\nl0(rad)=%16.13f\np0(rad)=%16.13f\nk0 =%16.4f\nX0 (m)=%16.4f\nY0 (m)=%16.4f\n\nlC(rad)=%16.13f\npC(rad)=%16.13f\nc =%16.13f\nn1 =%16.13f\nn2 (m) =%16.4f\nXS (m) =%16.4f\nYS (m) =%16.4f\n", par.a, par.e, par.lam0, par.phi0, par.k0, par.x0, par.y0, proj_parm.lamc, proj_parm.phic, proj_parm.c, proj_parm.n1, proj_parm.n2, proj_parm.XS +par.x0, proj_parm.YS + par.y0);*/ + } + + }} // namespace detail::gstmerc + #endif // doxygen + + /*! + \brief Gauss-Schreiber Transverse Mercator (aka Gauss-Laborde Reunion) projection + \ingroup projections + \tparam Geographic latlong point type + \tparam Cartesian xy point type + \tparam Parameters parameter type + \par Projection characteristics + - Cylindrical + - Spheroid + - Ellipsoid + \par Projection parameters + - lat_0: Latitude of origin + - lon_0: Central meridian + - k_0: Scale factor + \par Example + \image html ex_gstmerc.gif + */ + template <typename CalculationType, typename Parameters> + struct gstmerc_spheroid : public detail::gstmerc::base_gstmerc_spheroid<CalculationType, Parameters> + { + inline gstmerc_spheroid(const Parameters& par) : detail::gstmerc::base_gstmerc_spheroid<CalculationType, Parameters>(par) + { + detail::gstmerc::setup_gstmerc(this->m_par, this->m_proj_parm); + } + }; + + #ifndef DOXYGEN_NO_DETAIL + namespace detail + { + + // Static projection + BOOST_GEOMETRY_PROJECTIONS_DETAIL_STATIC_PROJECTION(srs::par4::gstmerc, gstmerc_spheroid, gstmerc_spheroid) + + // Factory entry(s) + template <typename CalculationType, typename Parameters> + class gstmerc_entry : public detail::factory_entry<CalculationType, Parameters> + { + public : + virtual base_v<CalculationType, Parameters>* create_new(const Parameters& par) const + { + return new base_v_fi<gstmerc_spheroid<CalculationType, Parameters>, CalculationType, Parameters>(par); + } + }; + + template <typename CalculationType, typename Parameters> + inline void gstmerc_init(detail::base_factory<CalculationType, Parameters>& factory) + { + factory.add_to_factory("gstmerc", new gstmerc_entry<CalculationType, Parameters>); + } + + } // namespace detail + #endif // doxygen + +} // namespace projections + +}} // namespace boost::geometry + +#endif // BOOST_GEOMETRY_PROJECTIONS_GSTMERC_HPP + |