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// Boost.Geometry
// 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,
// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_GEOMETRY_TEST_SRS_PROJ4_HPP
#define BOOST_GEOMETRY_TEST_SRS_PROJ4_HPP
#include <string>
#include <boost/geometry/core/access.hpp>
#include <boost/geometry/core/radian_access.hpp>
#if defined(TEST_WITH_PROJ6)
#define TEST_WITH_PROJ5
#endif
#if defined(TEST_WITH_PROJ5)
#define TEST_WITH_PROJ4
#include <proj.h>
#endif
#if defined(TEST_WITH_PROJ4)
#define ACCEPT_USE_OF_DEPRECATED_PROJ_API_H
#include <proj_api.h>
struct pj_ptr
{
explicit pj_ptr(projPJ ptr = NULL)
: m_ptr(ptr)
{}
#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
pj_ptr(pj_ptr && other)
: m_ptr(other.m_ptr)
{
other.m_ptr = NULL;
}
pj_ptr & operator=(pj_ptr && other)
{
if (m_ptr)
pj_free(m_ptr);
m_ptr = other.m_ptr;
other.m_ptr = NULL;
return *this;
}
#endif
projPJ get() const
{
return m_ptr;
}
~pj_ptr()
{
if (m_ptr)
pj_free(m_ptr);
}
private:
pj_ptr(pj_ptr const&);
pj_ptr & operator=(pj_ptr const&);
projPJ m_ptr;
};
/*
struct pj_projection
{
pj_projection(std::string const& prj)
: m_ptr(pj_init_plus(prj.c_str()))
{}
template <typename In, typename Out>
void forward(In const& in, Out & out) const
{
double x = boost::geometry::get_as_radian<0>(in);
double y = boost::geometry::get_as_radian<1>(in);
projUV p1;
projUV p2;
p1.u = x;
p1.v = y;
p2 = pj_fwd(p1, m_ptr.get());
boost::geometry::set_from_radian<0>(out, p2.u);
boost::geometry::set_from_radian<1>(out, p2.v);
}
template <typename In, typename Out>
void inverse(In const& in, Out & out) const
{
double lon = boost::geometry::get_as_radian<0>(in);
double lat = boost::geometry::get_as_radian<1>(in);
projUV p1;
projUV p2;
p1.u = lon;
p1.v = lat;
p2 = pj_inv(p1, m_ptr.get());
boost::geometry::set_from_radian<0>(out, p2.u);
boost::geometry::set_from_radian<1>(out, p2.v);
}
private:
pj_ptr m_ptr;
};*/
struct pj_transformation
{
pj_transformation(std::string const& from, std::string const& to)
: m_from(pj_init_plus(from.c_str()))
, m_to(pj_init_plus(to.c_str()))
{}
void forward(std::vector<double> in_x,
std::vector<double> in_y,
std::vector<double> & out_x,
std::vector<double> & out_y) const
{
assert(in_x.size() == in_y.size());
pj_transform(m_from.get(), m_to.get(), (long)in_x.size(), 1, &in_x[0], &in_y[0], NULL);
out_x = std::move(in_x);
out_y = std::move(in_y);
}
void forward(std::vector<double> in_xy,
std::vector<double> & out_xy) const
{
assert(in_xy.size() % 2 == 0);
pj_transform(m_from.get(), m_to.get(), (long)in_xy.size() / 2, 2, &in_xy[0], &in_xy[1], NULL);
out_xy = std::move(in_xy);
}
void forward(std::vector<std::vector<double> > const& in_xy,
std::vector<std::vector<double> > & out_xy) const
{
out_xy.resize(in_xy.size());
for (size_t i = 0 ; i < in_xy.size(); ++i)
forward(in_xy[i], out_xy[i]);
}
template <typename In, typename Out>
void forward(In const& in, Out & out,
typename boost::enable_if_c
<
boost::is_same
<
typename boost::geometry::tag<In>::type,
boost::geometry::point_tag
>::value
>::type* dummy = 0) const
{
transform_point(in, out, m_from, m_to);
}
template <typename In, typename Out>
void inverse(In const& in, Out & out,
typename boost::enable_if_c
<
boost::is_same
<
typename boost::geometry::tag<In>::type,
boost::geometry::point_tag
>::value
>::type* dummy = 0) const
{
transform_point(in, out, m_to, m_from);
}
private:
template <typename In, typename Out>
static void transform_point(In const& in, Out & out,
pj_ptr const& from, pj_ptr const& to)
{
double x = boost::geometry::get_as_radian<0>(in);
double y = boost::geometry::get_as_radian<1>(in);
pj_transform(from.get(), to.get(), 1, 0, &x, &y, NULL);
boost::geometry::set_from_radian<0>(out, x);
boost::geometry::set_from_radian<1>(out, y);
}
pj_ptr m_from;
pj_ptr m_to;
};
#endif // TEST_WITH_PROJ4
#if defined(TEST_WITH_PROJ5)
struct proj5_ptr
{
explicit proj5_ptr(PJ *ptr = NULL)
: m_ptr(ptr)
{}
#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
proj5_ptr(proj5_ptr && other)
: m_ptr(other.m_ptr)
{
other.m_ptr = NULL;
}
proj5_ptr & operator=(proj5_ptr && other)
{
if (m_ptr)
proj_destroy(m_ptr);
m_ptr = other.m_ptr;
other.m_ptr = NULL;
return *this;
}
#endif
PJ *get() const
{
return m_ptr;
}
~proj5_ptr()
{
if (m_ptr)
proj_destroy(m_ptr);
}
private:
proj5_ptr(proj5_ptr const&);
proj5_ptr & operator=(proj5_ptr const&);
PJ *m_ptr;
};
struct proj5_transformation
{
proj5_transformation(std::string const& to)
: m_proj(proj_create(PJ_DEFAULT_CTX, to.c_str()))
{}
void forward(std::vector<PJ_COORD> in,
std::vector<PJ_COORD> & out) const
{
proj_trans_array(m_proj.get(), PJ_FWD, in.size(), &in[0]);
out = std::move(in);
}
template <typename In, typename Out>
void forward(In const& in, Out & out,
typename boost::enable_if_c
<
boost::is_same
<
typename boost::geometry::tag<In>::type,
boost::geometry::point_tag
>::value
>::type* dummy = 0) const
{
PJ_COORD c;
c.lp.lam = boost::geometry::get_as_radian<0>(in);
c.lp.phi = boost::geometry::get_as_radian<1>(in);
c = proj_trans(m_proj.get(), PJ_FWD, c);
boost::geometry::set_from_radian<0>(out, c.xy.x);
boost::geometry::set_from_radian<1>(out, c.xy.y);
}
private:
proj5_ptr m_proj;
};
#endif // TEST_WITH_PROJ5
#if defined(TEST_WITH_PROJ6)
struct proj6_transformation
{
proj6_transformation(std::string const& from, std::string const& to)
: m_proj(proj_create_crs_to_crs(PJ_DEFAULT_CTX, from.c_str(), to.c_str(), NULL))
{
//proj_normalize_for_visualization(0, m_proj.get());
}
void forward(std::vector<PJ_COORD> in,
std::vector<PJ_COORD> & out) const
{
proj_trans_array(m_proj.get(), PJ_FWD, in.size(), &in[0]);
out = std::move(in);
}
template <typename In, typename Out>
void forward(In const& in, Out & out,
typename boost::enable_if_c
<
boost::is_same
<
typename boost::geometry::tag<In>::type,
boost::geometry::point_tag
>::value
>::type* dummy = 0) const
{
PJ_COORD c;
c.lp.lam = boost::geometry::get_as_radian<0>(in);
c.lp.phi = boost::geometry::get_as_radian<1>(in);
c = proj_trans(m_proj.get(), PJ_FWD, c);
boost::geometry::set_from_radian<0>(out, c.xy.x);
boost::geometry::set_from_radian<1>(out, c.xy.y);
}
private:
proj5_ptr m_proj;
};
#endif // TEST_WITH_PROJ6
#endif // BOOST_GEOMETRY_TEST_SRS_PROJ4_HPP
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