diff options
Diffstat (limited to 'boost/geometry/srs/projections/proj/mbtfpp.hpp')
-rw-r--r-- | boost/geometry/srs/projections/proj/mbtfpp.hpp | 90 |
1 files changed, 41 insertions, 49 deletions
diff --git a/boost/geometry/srs/projections/proj/mbtfpp.hpp b/boost/geometry/srs/projections/proj/mbtfpp.hpp index 123d1e4b02..cd09fdf181 100644 --- a/boost/geometry/srs/projections/proj/mbtfpp.hpp +++ b/boost/geometry/srs/projections/proj/mbtfpp.hpp @@ -1,13 +1,9 @@ -#ifndef BOOST_GEOMETRY_PROJECTIONS_MBTFPP_HPP -#define BOOST_GEOMETRY_PROJECTIONS_MBTFPP_HPP - -// Boost.Geometry - extensions-gis-projections (based on PROJ4) -// This file is automatically generated. DO NOT EDIT. +// Boost.Geometry - gis-projections (based on PROJ4) // 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. +// This file was modified by Oracle on 2017, 2018. +// Modifications copyright (c) 2017-2018, 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, @@ -19,7 +15,7 @@ // PROJ4 is maintained by Frank Warmerdam // PROJ4 is converted to Boost.Geometry by Barend Gehrels -// Last updated version of proj: 4.9.1 +// Last updated version of proj: 5.0.0 // Original copyright notice: @@ -41,6 +37,9 @@ // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER // DEALINGS IN THE SOFTWARE. +#ifndef BOOST_GEOMETRY_PROJECTIONS_MBTFPP_HPP +#define BOOST_GEOMETRY_PROJECTIONS_MBTFPP_HPP + #include <boost/geometry/util/math.hpp> #include <boost/geometry/srs/projections/impl/base_static.hpp> @@ -53,7 +52,7 @@ namespace boost { namespace geometry namespace srs { namespace par4 { - struct mbtfpp {}; + struct mbtfpp {}; // McBride-Thomas Flat-Polar Parabolic }} //namespace srs::par4 @@ -68,33 +67,23 @@ namespace projections static const double FYC = 3.40168025708304504493; //static const double C23 = .66666666666666666666; //static const double C13 = .33333333333333333333; - static const double ONEEPS = 1.0000001; - - template <typename T> - inline T C23() { return detail::TWOTHIRD<T>(); } - template <typename T> - inline T C13() { return detail::THIRD<T>(); } + static const double one_plus_eps = 1.0000001; // template class, using CRTP to implement forward/inverse - template <typename CalculationType, typename Parameters> - struct base_mbtfpp_spheroid : public base_t_fi<base_mbtfpp_spheroid<CalculationType, Parameters>, - CalculationType, Parameters> + template <typename T, typename Parameters> + struct base_mbtfpp_spheroid + : public base_t_fi<base_mbtfpp_spheroid<T, Parameters>, T, Parameters> { - - typedef CalculationType geographic_type; - typedef CalculationType cartesian_type; - - inline base_mbtfpp_spheroid(const Parameters& par) - : base_t_fi<base_mbtfpp_spheroid<CalculationType, Parameters>, - CalculationType, Parameters>(*this, par) {} + : base_t_fi<base_mbtfpp_spheroid<T, Parameters>, T, 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 + inline void fwd(T& lp_lon, T& lp_lat, T& xy_x, T& xy_y) const { - static const CalculationType C23 = mbtfpp::C23<CalculationType>(); - static const CalculationType C13 = mbtfpp::C13<CalculationType>(); + static const T C23 = detail::two_thirds<T>(); + static const T C13 = detail::third<T>(); lp_lat = asin(CS_ * sin(lp_lat)); xy_x = FXC * lp_lon * (2. * cos(C23 * lp_lat) - 1.); @@ -103,25 +92,28 @@ namespace projections // 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 + inline void inv(T& xy_x, T& xy_y, T& lp_lon, T& lp_lat) const { - static const CalculationType HALFPI = detail::HALFPI<CalculationType>(); - static const CalculationType C23 = mbtfpp::C23<CalculationType>(); + static const T half_pi = detail::half_pi<T>(); + static const T C23 = detail::two_thirds<T>(); lp_lat = xy_y / FYC; if (fabs(lp_lat) >= 1.) { - if (fabs(lp_lat) > ONEEPS) - BOOST_THROW_EXCEPTION( projection_exception(-20) ); - else - lp_lat = (lp_lat < 0.) ? -HALFPI : HALFPI; + if (fabs(lp_lat) > one_plus_eps) { + BOOST_THROW_EXCEPTION( projection_exception(error_tolerance_condition) ); + } else { + lp_lat = (lp_lat < 0.) ? -half_pi : half_pi; + } } else lp_lat = asin(lp_lat); + lp_lon = xy_x / ( FXC * (2. * cos(C23 * (lp_lat *= 3.)) - 1.) ); if (fabs(lp_lat = sin(lp_lat) / CS_) >= 1.) { - if (fabs(lp_lat) > ONEEPS) - BOOST_THROW_EXCEPTION( projection_exception(-20) ); - else - lp_lat = (lp_lat < 0.) ? -HALFPI : HALFPI; + if (fabs(lp_lat) > one_plus_eps) { + BOOST_THROW_EXCEPTION( projection_exception(error_tolerance_condition) ); + } else { + lp_lat = (lp_lat < 0.) ? -half_pi : half_pi; + } } else lp_lat = asin(lp_lat); } @@ -155,10 +147,10 @@ namespace projections \par Example \image html ex_mbtfpp.gif */ - template <typename CalculationType, typename Parameters> - struct mbtfpp_spheroid : public detail::mbtfpp::base_mbtfpp_spheroid<CalculationType, Parameters> + template <typename T, typename Parameters> + struct mbtfpp_spheroid : public detail::mbtfpp::base_mbtfpp_spheroid<T, Parameters> { - inline mbtfpp_spheroid(const Parameters& par) : detail::mbtfpp::base_mbtfpp_spheroid<CalculationType, Parameters>(par) + inline mbtfpp_spheroid(const Parameters& par) : detail::mbtfpp::base_mbtfpp_spheroid<T, Parameters>(par) { detail::mbtfpp::setup_mbtfpp(this->m_par); } @@ -172,20 +164,20 @@ namespace projections BOOST_GEOMETRY_PROJECTIONS_DETAIL_STATIC_PROJECTION(srs::par4::mbtfpp, mbtfpp_spheroid, mbtfpp_spheroid) // Factory entry(s) - template <typename CalculationType, typename Parameters> - class mbtfpp_entry : public detail::factory_entry<CalculationType, Parameters> + template <typename T, typename Parameters> + class mbtfpp_entry : public detail::factory_entry<T, Parameters> { public : - virtual base_v<CalculationType, Parameters>* create_new(const Parameters& par) const + virtual base_v<T, Parameters>* create_new(const Parameters& par) const { - return new base_v_fi<mbtfpp_spheroid<CalculationType, Parameters>, CalculationType, Parameters>(par); + return new base_v_fi<mbtfpp_spheroid<T, Parameters>, T, Parameters>(par); } }; - template <typename CalculationType, typename Parameters> - inline void mbtfpp_init(detail::base_factory<CalculationType, Parameters>& factory) + template <typename T, typename Parameters> + inline void mbtfpp_init(detail::base_factory<T, Parameters>& factory) { - factory.add_to_factory("mbtfpp", new mbtfpp_entry<CalculationType, Parameters>); + factory.add_to_factory("mbtfpp", new mbtfpp_entry<T, Parameters>); } } // namespace detail |