-#ifndef BOOST_GEOMETRY_PROJECTIONS_ORTHO_HPP
-#define BOOST_GEOMETRY_PROJECTIONS_ORTHO_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, 2018.
-// Modifications copyright (c) 2017-2018, Oracle and/or its affiliates.
+// This file was modified by Oracle on 2017, 2018, 2019.
+// Modifications copyright (c) 2017-2019, 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,
// 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:
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
+#ifndef BOOST_GEOMETRY_PROJECTIONS_ORTHO_HPP
+#define BOOST_GEOMETRY_PROJECTIONS_ORTHO_HPP
+
#include <boost/config.hpp>
#include <boost/geometry/util/math.hpp>
#include <boost/math/special_functions/hypot.hpp>
namespace boost { namespace geometry
{
-namespace srs { namespace par4
-{
- struct ortho {};
-
-}} //namespace srs::par4
-
namespace projections
{
#ifndef DOXYGEN_NO_DETAIL
namespace detail { namespace ortho
{
- static const double EPS10 = 1.e-10;
- static const int N_POLE = 0;
- static const int S_POLE = 1;
- static const int EQUIT = 2;
- static const int OBLIQ = 3;
+ enum mode_type {
+ n_pole = 0,
+ s_pole = 1,
+ equit = 2,
+ obliq = 3
+ };
template <typename T>
struct par_ortho
{
T sinph0;
T cosph0;
- int mode;
+ mode_type mode;
};
- // template class, using CRTP to implement forward/inverse
- template <typename CalculationType, typename Parameters>
- struct base_ortho_spheroid : public base_t_fi<base_ortho_spheroid<CalculationType, Parameters>,
- CalculationType, Parameters>
- {
+ static const double epsilon10 = 1.e-10;
- typedef CalculationType geographic_type;
- typedef CalculationType cartesian_type;
-
- par_ortho<CalculationType> m_proj_parm;
-
- inline base_ortho_spheroid(const Parameters& par)
- : base_t_fi<base_ortho_spheroid<CalculationType, Parameters>,
- CalculationType, Parameters>(*this, par) {}
+ template <typename T, typename Parameters>
+ struct base_ortho_spheroid
+ {
+ par_ortho<T> m_proj_parm;
// 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(Parameters const& par, T const& lp_lon, T const& lp_lat, T& xy_x, T& xy_y) const
{
- static const CalculationType HALFPI = detail::HALFPI<CalculationType>();
+ static const T half_pi = detail::half_pi<T>();
- CalculationType coslam, cosphi, sinphi;
+ T coslam, cosphi, sinphi;
cosphi = cos(lp_lat);
coslam = cos(lp_lon);
switch (this->m_proj_parm.mode) {
- case EQUIT:
- if (cosphi * coslam < - EPS10)
- BOOST_THROW_EXCEPTION( projection_exception(-20) );
+ case equit:
+ if (cosphi * coslam < - epsilon10) {
+ BOOST_THROW_EXCEPTION( projection_exception(error_tolerance_condition) );
+ }
xy_y = sin(lp_lat);
break;
- case OBLIQ:
+ case obliq:
if (this->m_proj_parm.sinph0 * (sinphi = sin(lp_lat)) +
- this->m_proj_parm.cosph0 * cosphi * coslam < - EPS10)
- BOOST_THROW_EXCEPTION( projection_exception(-20) );
+ this->m_proj_parm.cosph0 * cosphi * coslam < - epsilon10) {
+ BOOST_THROW_EXCEPTION( projection_exception(error_tolerance_condition) );
+ }
xy_y = this->m_proj_parm.cosph0 * sinphi - this->m_proj_parm.sinph0 * cosphi * coslam;
break;
- case N_POLE:
+ case n_pole:
coslam = - coslam;
BOOST_FALLTHROUGH;
- case S_POLE:
- if (fabs(lp_lat - this->m_par.phi0) - EPS10 > HALFPI)
- BOOST_THROW_EXCEPTION( projection_exception(-20) );
+ case s_pole:
+ if (fabs(lp_lat - par.phi0) - epsilon10 > half_pi) {
+ BOOST_THROW_EXCEPTION( projection_exception(error_tolerance_condition) );
+ }
xy_y = cosphi * coslam;
break;
}
// 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(Parameters const& par, T xy_x, T xy_y, T& lp_lon, T& lp_lat) const
{
- static const CalculationType HALFPI = detail::HALFPI<CalculationType>();
+ static const T half_pi = detail::half_pi<T>();
- CalculationType rh, cosc, sinc;
+ T rh, cosc, sinc;
if ((sinc = (rh = boost::math::hypot(xy_x, xy_y))) > 1.) {
- if ((sinc - 1.) > EPS10)
- BOOST_THROW_EXCEPTION( projection_exception(-20) );
+ if ((sinc - 1.) > epsilon10) {
+ BOOST_THROW_EXCEPTION( projection_exception(error_tolerance_condition) );
+ }
sinc = 1.;
}
cosc = sqrt(1. - sinc * sinc); /* in this range OK */
- if (fabs(rh) <= EPS10) {
- lp_lat = this->m_par.phi0;
+ if (fabs(rh) <= epsilon10) {
+ lp_lat = par.phi0;
lp_lon = 0.0;
} else {
switch (this->m_proj_parm.mode) {
- case N_POLE:
+ case n_pole:
xy_y = -xy_y;
lp_lat = acos(sinc);
break;
- case S_POLE:
+ case s_pole:
lp_lat = - acos(sinc);
break;
- case EQUIT:
+ case equit:
lp_lat = xy_y * sinc / rh;
xy_x *= sinc;
xy_y = cosc * rh;
goto sinchk;
- case OBLIQ:
+ case obliq:
lp_lat = cosc * this->m_proj_parm.sinph0 + xy_y * sinc * this->m_proj_parm.cosph0 /rh;
xy_y = (cosc - this->m_proj_parm.sinph0 * lp_lat) * rh;
xy_x *= sinc * this->m_proj_parm.cosph0;
sinchk:
if (fabs(lp_lat) >= 1.)
- lp_lat = lp_lat < 0. ? -HALFPI : HALFPI;
+ lp_lat = lp_lat < 0. ? -half_pi : half_pi;
else
lp_lat = asin(lp_lat);
break;
}
- lp_lon = (xy_y == 0. && (this->m_proj_parm.mode == OBLIQ || this->m_proj_parm.mode == EQUIT))
- ? (xy_x == 0. ? 0. : xy_x < 0. ? -HALFPI : HALFPI)
+ lp_lon = (xy_y == 0. && (this->m_proj_parm.mode == obliq || this->m_proj_parm.mode == equit))
+ ? (xy_x == 0. ? 0. : xy_x < 0. ? -half_pi : half_pi)
: atan2(xy_x, xy_y);
}
}
template <typename Parameters, typename T>
inline void setup_ortho(Parameters& par, par_ortho<T>& proj_parm)
{
- if (fabs(fabs(par.phi0) - geometry::math::half_pi<T>()) <= EPS10)
- proj_parm.mode = par.phi0 < 0. ? S_POLE : N_POLE;
- else if (fabs(par.phi0) > EPS10) {
- proj_parm.mode = OBLIQ;
+ if (fabs(fabs(par.phi0) - geometry::math::half_pi<T>()) <= epsilon10)
+ proj_parm.mode = par.phi0 < 0. ? s_pole : n_pole;
+ else if (fabs(par.phi0) > epsilon10) {
+ proj_parm.mode = obliq;
proj_parm.sinph0 = sin(par.phi0);
proj_parm.cosph0 = cos(par.phi0);
} else
- proj_parm.mode = EQUIT;
+ proj_parm.mode = equit;
par.es = 0.;
}
\par Example
\image html ex_ortho.gif
*/
- template <typename CalculationType, typename Parameters>
- struct ortho_spheroid : public detail::ortho::base_ortho_spheroid<CalculationType, Parameters>
+ template <typename T, typename Parameters>
+ struct ortho_spheroid : public detail::ortho::base_ortho_spheroid<T, Parameters>
{
- inline ortho_spheroid(const Parameters& par) : detail::ortho::base_ortho_spheroid<CalculationType, Parameters>(par)
+ template <typename Params>
+ inline ortho_spheroid(Params const& , Parameters & par)
{
- detail::ortho::setup_ortho(this->m_par, this->m_proj_parm);
+ detail::ortho::setup_ortho(par, this->m_proj_parm);
}
};
{
// Static projection
- BOOST_GEOMETRY_PROJECTIONS_DETAIL_STATIC_PROJECTION(srs::par4::ortho, ortho_spheroid, ortho_spheroid)
+ BOOST_GEOMETRY_PROJECTIONS_DETAIL_STATIC_PROJECTION_FI(srs::spar::proj_ortho, ortho_spheroid)
// Factory entry(s)
- template <typename CalculationType, typename Parameters>
- class ortho_entry : public detail::factory_entry<CalculationType, Parameters>
- {
- public :
- virtual base_v<CalculationType, Parameters>* create_new(const Parameters& par) const
- {
- return new base_v_fi<ortho_spheroid<CalculationType, Parameters>, CalculationType, Parameters>(par);
- }
- };
+ BOOST_GEOMETRY_PROJECTIONS_DETAIL_FACTORY_ENTRY_FI(ortho_entry, ortho_spheroid)
- template <typename CalculationType, typename Parameters>
- inline void ortho_init(detail::base_factory<CalculationType, Parameters>& factory)
+ BOOST_GEOMETRY_PROJECTIONS_DETAIL_FACTORY_INIT_BEGIN(ortho_init)
{
- factory.add_to_factory("ortho", new ortho_entry<CalculationType, Parameters>);
+ BOOST_GEOMETRY_PROJECTIONS_DETAIL_FACTORY_INIT_ENTRY(ortho, ortho_entry)
}
} // namespace detail