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-rw-r--r--boost/geometry/srs/projections/proj/vandg4.hpp77
1 files changed, 35 insertions, 42 deletions
diff --git a/boost/geometry/srs/projections/proj/vandg4.hpp b/boost/geometry/srs/projections/proj/vandg4.hpp
index 0b85fedef4..35f1dafdb0 100644
--- a/boost/geometry/srs/projections/proj/vandg4.hpp
+++ b/boost/geometry/srs/projections/proj/vandg4.hpp
@@ -1,13 +1,9 @@
-#ifndef BOOST_GEOMETRY_PROJECTIONS_VANDG4_HPP
-#define BOOST_GEOMETRY_PROJECTIONS_VANDG4_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_VANDG4_HPP
+#define BOOST_GEOMETRY_PROJECTIONS_VANDG4_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 vandg4 {};
+ struct vandg4 {}; // van der Grinten IV
}} //namespace srs::par4
@@ -63,48 +62,42 @@ namespace projections
namespace detail { namespace vandg4
{
- static const double TOL = 1e-10;
- //static const double TWORPI = 0.63661977236758134308;
+ static const double tolerance = 1e-10;
// template class, using CRTP to implement forward/inverse
- template <typename CalculationType, typename Parameters>
- struct base_vandg4_spheroid : public base_t_f<base_vandg4_spheroid<CalculationType, Parameters>,
- CalculationType, Parameters>
+ template <typename T, typename Parameters>
+ struct base_vandg4_spheroid
+ : public base_t_f<base_vandg4_spheroid<T, Parameters>, T, Parameters>
{
-
- typedef CalculationType geographic_type;
- typedef CalculationType cartesian_type;
-
-
inline base_vandg4_spheroid(const Parameters& par)
- : base_t_f<base_vandg4_spheroid<CalculationType, Parameters>,
- CalculationType, Parameters>(*this, par) {}
+ : base_t_f<base_vandg4_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 HALFPI = detail::HALFPI<CalculationType>();
- static const CalculationType TWORPI = detail::TWO_D_PI<CalculationType>();
+ static const T half_pi = detail::half_pi<T>();
+ static const T two_div_pi = detail::two_div_pi<T>();
- CalculationType x1, t, bt, ct, ft, bt2, ct2, dt, dt2;
+ T x1, t, bt, ct, ft, bt2, ct2, dt, dt2;
- if (fabs(lp_lat) < TOL) {
+ if (fabs(lp_lat) < tolerance) {
xy_x = lp_lon;
xy_y = 0.;
- } else if (fabs(lp_lon) < TOL || fabs(fabs(lp_lat) - HALFPI) < TOL) {
+ } else if (fabs(lp_lon) < tolerance || fabs(fabs(lp_lat) - half_pi) < tolerance) {
xy_x = 0.;
xy_y = lp_lat;
} else {
- bt = fabs(TWORPI * lp_lat);
+ bt = fabs(two_div_pi * lp_lat);
bt2 = bt * bt;
ct = 0.5 * (bt * (8. - bt * (2. + bt2)) - 5.)
/ (bt2 * (bt - 1.));
ct2 = ct * ct;
- dt = TWORPI * lp_lon;
+ dt = two_div_pi * lp_lon;
dt = dt + 1. / dt;
dt = sqrt(dt * dt - 4.);
- if ((fabs(lp_lon) - HALFPI) < 0.) dt = -dt;
+ if ((fabs(lp_lon) - half_pi) < 0.) dt = -dt;
dt2 = dt * dt;
x1 = bt + ct; x1 *= x1;
t = bt + 3.*ct;
@@ -113,8 +106,8 @@ namespace projections
ct2 * (12. * bt * ct + 4. * ct2) );
x1 = (dt*(x1 + ct2 - 1.) + 2.*sqrt(ft)) /
(4.* x1 + dt2);
- xy_x = HALFPI * x1;
- xy_y = HALFPI * sqrt(1. + dt * fabs(x1) - x1 * x1);
+ xy_x = half_pi * x1;
+ xy_y = half_pi * sqrt(1. + dt * fabs(x1) - x1 * x1);
if (lp_lon < 0.) xy_x = -xy_x;
if (lp_lat < 0.) xy_y = -xy_y;
}
@@ -150,10 +143,10 @@ namespace projections
\par Example
\image html ex_vandg4.gif
*/
- template <typename CalculationType, typename Parameters>
- struct vandg4_spheroid : public detail::vandg4::base_vandg4_spheroid<CalculationType, Parameters>
+ template <typename T, typename Parameters>
+ struct vandg4_spheroid : public detail::vandg4::base_vandg4_spheroid<T, Parameters>
{
- inline vandg4_spheroid(const Parameters& par) : detail::vandg4::base_vandg4_spheroid<CalculationType, Parameters>(par)
+ inline vandg4_spheroid(const Parameters& par) : detail::vandg4::base_vandg4_spheroid<T, Parameters>(par)
{
detail::vandg4::setup_vandg4(this->m_par);
}
@@ -167,20 +160,20 @@ namespace projections
BOOST_GEOMETRY_PROJECTIONS_DETAIL_STATIC_PROJECTION(srs::par4::vandg4, vandg4_spheroid, vandg4_spheroid)
// Factory entry(s)
- template <typename CalculationType, typename Parameters>
- class vandg4_entry : public detail::factory_entry<CalculationType, Parameters>
+ template <typename T, typename Parameters>
+ class vandg4_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_f<vandg4_spheroid<CalculationType, Parameters>, CalculationType, Parameters>(par);
+ return new base_v_f<vandg4_spheroid<T, Parameters>, T, Parameters>(par);
}
};
- template <typename CalculationType, typename Parameters>
- inline void vandg4_init(detail::base_factory<CalculationType, Parameters>& factory)
+ template <typename T, typename Parameters>
+ inline void vandg4_init(detail::base_factory<T, Parameters>& factory)
{
- factory.add_to_factory("vandg4", new vandg4_entry<CalculationType, Parameters>);
+ factory.add_to_factory("vandg4", new vandg4_entry<T, Parameters>);
}
} // namespace detail
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-08 22:42:26 +0000