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+#ifndef BOOST_GEOMETRY_PROJECTIONS_ROUSS_HPP
+#define BOOST_GEOMETRY_PROJECTIONS_ROUSS_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:
+
+// Copyright (c) 2003, 2006 Gerald I. Evenden
+
+// 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/proj_mdist.hpp>
+
+namespace boost { namespace geometry
+{
+
+namespace srs { namespace par4
+{
+ struct rouss {};
+
+}} //namespace srs::par4
+
+namespace projections
+{
+ #ifndef DOXYGEN_NO_DETAIL
+ namespace detail { namespace rouss
+ {
+ template <typename T>
+ struct par_rouss
+ {
+ T s0;
+ T A1, A2, A3, A4, A5, A6;
+ T B1, B2, B3, B4, B5, B6, B7, B8;
+ T C1, C2, C3, C4, C5, C6, C7, C8;
+ T D1, D2, D3, D4, D5, D6, D7, D8, D9, D10, D11;
+ MDIST<T> en;
+ };
+
+ // template class, using CRTP to implement forward/inverse
+ template <typename CalculationType, typename Parameters>
+ struct base_rouss_ellipsoid : public base_t_fi<base_rouss_ellipsoid<CalculationType, Parameters>,
+ CalculationType, Parameters>
+ {
+
+ typedef CalculationType geographic_type;
+ typedef CalculationType cartesian_type;
+
+ par_rouss<CalculationType> m_proj_parm;
+
+ inline base_rouss_ellipsoid(const Parameters& par)
+ : base_t_fi<base_rouss_ellipsoid<CalculationType, Parameters>,
+ CalculationType, Parameters>(*this, par) {}
+
+ // FORWARD(e_forward) ellipsoid
+ // 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 s, al, cp, sp, al2, s2;
+
+ cp = cos(lp_lat);
+ sp = sin(lp_lat);
+ s = proj_mdist(lp_lat, sp, cp, this->m_proj_parm.en) - this->m_proj_parm.s0;
+ s2 = s * s;
+ al = lp_lon * cp / sqrt(1. - this->m_par.es * sp * sp);
+ al2 = al * al;
+ xy_x = this->m_par.k0 * al*(1.+s2*(this->m_proj_parm.A1+s2*this->m_proj_parm.A4)-al2*(this->m_proj_parm.A2+s*this->m_proj_parm.A3+s2*this->m_proj_parm.A5
+ +al2*this->m_proj_parm.A6));
+ xy_y = this->m_par.k0 * (al2*(this->m_proj_parm.B1+al2*this->m_proj_parm.B4)+
+ s*(1.+al2*(this->m_proj_parm.B3-al2*this->m_proj_parm.B6)+s2*(this->m_proj_parm.B2+s2*this->m_proj_parm.B8)+
+ s*al2*(this->m_proj_parm.B5+s*this->m_proj_parm.B7)));
+ }
+
+ // INVERSE(e_inverse) ellipsoid
+ // 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 s, al, x = xy_x / this->m_par.k0, y = xy_y / this->m_par.k0, x2, y2;;
+
+ x2 = x * x;
+ y2 = y * y;
+ al = x*(1.-this->m_proj_parm.C1*y2+x2*(this->m_proj_parm.C2+this->m_proj_parm.C3*y-this->m_proj_parm.C4*x2+this->m_proj_parm.C5*y2-this->m_proj_parm.C7*x2*y)
+ +y2*(this->m_proj_parm.C6*y2-this->m_proj_parm.C8*x2*y));
+ s = this->m_proj_parm.s0 + y*(1.+y2*(-this->m_proj_parm.D2+this->m_proj_parm.D8*y2))+
+ x2*(-this->m_proj_parm.D1+y*(-this->m_proj_parm.D3+y*(-this->m_proj_parm.D5+y*(-this->m_proj_parm.D7+y*this->m_proj_parm.D11)))+
+ x2*(this->m_proj_parm.D4+y*(this->m_proj_parm.D6+y*this->m_proj_parm.D10)-x2*this->m_proj_parm.D9));
+ lp_lat=proj_inv_mdist(s, this->m_proj_parm.en);
+ s = sin(lp_lat);
+ lp_lon=al * sqrt(1. - this->m_par.es * s * s)/cos(lp_lat);
+ }
+
+ static inline std::string get_name()
+ {
+ return "rouss_ellipsoid";
+ }
+
+ };
+
+ // Roussilhe Stereographic
+ template <typename Parameters, typename T>
+ inline void setup_rouss(Parameters& par, par_rouss<T>& proj_parm)
+ {
+ T N0, es2, t, t2, R_R0_2, R_R0_4;
+
+ if (!proj_mdist_ini(par.es, proj_parm.en))
+ BOOST_THROW_EXCEPTION( projection_exception(0) );
+ es2 = sin(par.phi0);
+ proj_parm.s0 = proj_mdist(par.phi0, es2, cos(par.phi0), proj_parm.en);
+ t = 1. - (es2 = par.es * es2 * es2);
+ N0 = 1./sqrt(t);
+ R_R0_2 = t * t / par.one_es;
+ R_R0_4 = R_R0_2 * R_R0_2;
+ t = tan(par.phi0);
+ t2 = t * t;
+ proj_parm.C1 = proj_parm.A1 = R_R0_2 / 4.;
+ proj_parm.C2 = proj_parm.A2 = R_R0_2 * (2 * t2 - 1. - 2. * es2) / 12.;
+ proj_parm.A3 = R_R0_2 * t * (1. + 4. * t2)/ ( 12. * N0);
+ proj_parm.A4 = R_R0_4 / 24.;
+ proj_parm.A5 = R_R0_4 * ( -1. + t2 * (11. + 12. * t2))/24.;
+ proj_parm.A6 = R_R0_4 * ( -2. + t2 * (11. - 2. * t2))/240.;
+ proj_parm.B1 = t / (2. * N0);
+ proj_parm.B2 = R_R0_2 / 12.;
+ proj_parm.B3 = R_R0_2 * (1. + 2. * t2 - 2. * es2)/4.;
+ proj_parm.B4 = R_R0_2 * t * (2. - t2)/(24. * N0);
+ proj_parm.B5 = R_R0_2 * t * (5. + 4.* t2)/(8. * N0);
+ proj_parm.B6 = R_R0_4 * (-2. + t2 * (-5. + 6. * t2))/48.;
+ proj_parm.B7 = R_R0_4 * (5. + t2 * (19. + 12. * t2))/24.;
+ proj_parm.B8 = R_R0_4 / 120.;
+ proj_parm.C3 = R_R0_2 * t * (1. + t2)/(3. * N0);
+ proj_parm.C4 = R_R0_4 * (-3. + t2 * (34. + 22. * t2))/240.;
+ proj_parm.C5 = R_R0_4 * (4. + t2 * (13. + 12. * t2))/24.;
+ proj_parm.C6 = R_R0_4 / 16.;
+ proj_parm.C7 = R_R0_4 * t * (11. + t2 * (33. + t2 * 16.))/(48. * N0);
+ proj_parm.C8 = R_R0_4 * t * (1. + t2 * 4.)/(36. * N0);
+ proj_parm.D1 = t / (2. * N0);
+ proj_parm.D2 = R_R0_2 / 12.;
+ proj_parm.D3 = R_R0_2 * (2 * t2 + 1. - 2. * es2) / 4.;
+ proj_parm.D4 = R_R0_2 * t * (1. + t2)/(8. * N0);
+ proj_parm.D5 = R_R0_2 * t * (1. + t2 * 2.)/(4. * N0);
+ proj_parm.D6 = R_R0_4 * (1. + t2 * (6. + t2 * 6.))/16.;
+ proj_parm.D7 = R_R0_4 * t2 * (3. + t2 * 4.)/8.;
+ proj_parm.D8 = R_R0_4 / 80.;
+ proj_parm.D9 = R_R0_4 * t * (-21. + t2 * (178. - t2 * 26.))/720.;
+ proj_parm.D10 = R_R0_4 * t * (29. + t2 * (86. + t2 * 48.))/(96. * N0);
+ proj_parm.D11 = R_R0_4 * t * (37. + t2 * 44.)/(96. * N0);
+ }
+
+ }} // namespace detail::rouss
+ #endif // doxygen
+
+ /*!
+ \brief Roussilhe Stereographic projection
+ \ingroup projections
+ \tparam Geographic latlong point type
+ \tparam Cartesian xy point type
+ \tparam Parameters parameter type
+ \par Projection characteristics
+ - Azimuthal
+ - Ellipsoid
+ \par Example
+ \image html ex_rouss.gif
+ */
+ template <typename CalculationType, typename Parameters>
+ struct rouss_ellipsoid : public detail::rouss::base_rouss_ellipsoid<CalculationType, Parameters>
+ {
+ inline rouss_ellipsoid(const Parameters& par) : detail::rouss::base_rouss_ellipsoid<CalculationType, Parameters>(par)
+ {
+ detail::rouss::setup_rouss(this->m_par, this->m_proj_parm);
+ }
+ };
+
+ #ifndef DOXYGEN_NO_DETAIL
+ namespace detail
+ {
+
+ // Static projection
+ BOOST_GEOMETRY_PROJECTIONS_DETAIL_STATIC_PROJECTION(srs::par4::rouss, rouss_ellipsoid, rouss_ellipsoid)
+
+ // Factory entry(s)
+ template <typename CalculationType, typename Parameters>
+ class rouss_entry : public detail::factory_entry<CalculationType, Parameters>
+ {
+ public :
+ virtual base_v<CalculationType, Parameters>* create_new(const Parameters& par) const
+ {
+ return new base_v_fi<rouss_ellipsoid<CalculationType, Parameters>, CalculationType, Parameters>(par);
+ }
+ };
+
+ template <typename CalculationType, typename Parameters>
+ inline void rouss_init(detail::base_factory<CalculationType, Parameters>& factory)
+ {
+ factory.add_to_factory("rouss", new rouss_entry<CalculationType, Parameters>);
+ }
+
+ } // namespace detail
+ #endif // doxygen
+
+} // namespace projections
+
+}} // namespace boost::geometry
+
+#endif // BOOST_GEOMETRY_PROJECTIONS_ROUSS_HPP
+