mirror of
https://github.com/ecency/ecency-mobile.git
synced 2024-12-21 12:21:31 +03:00
201 lines
5.2 KiB
C++
201 lines
5.2 KiB
C++
// Boost.Geometry (aka GGL, Generic Geometry Library)
|
|
|
|
// Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
|
|
// Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
|
|
// Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
|
|
|
|
// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
|
|
// (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
|
|
|
|
// 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_ALGORITHMS_MAKE_HPP
|
|
#define BOOST_GEOMETRY_ALGORITHMS_MAKE_HPP
|
|
|
|
#include <boost/geometry/algorithms/assign.hpp>
|
|
|
|
#include <boost/geometry/geometries/concepts/check.hpp>
|
|
|
|
namespace boost { namespace geometry
|
|
{
|
|
|
|
#ifndef DOXYGEN_NO_DETAIL
|
|
namespace detail { namespace make
|
|
{
|
|
|
|
/*!
|
|
\brief Construct a geometry
|
|
\ingroup make
|
|
\tparam Geometry \tparam_geometry
|
|
\tparam Range \tparam_range_point
|
|
\param range \param_range_point
|
|
\return The constructed geometry, here: a linestring or a ring
|
|
|
|
\qbk{distinguish, with a range}
|
|
\qbk{
|
|
[heading Example]
|
|
[make_with_range] [make_with_range_output]
|
|
|
|
[heading See also]
|
|
\* [link geometry.reference.algorithms.assign.assign_points assign]
|
|
}
|
|
*/
|
|
template <typename Geometry, typename Range>
|
|
inline Geometry make_points(Range const& range)
|
|
{
|
|
concepts::check<Geometry>();
|
|
|
|
Geometry geometry;
|
|
geometry::append(geometry, range);
|
|
return geometry;
|
|
}
|
|
|
|
}} // namespace detail::make
|
|
#endif // DOXYGEN_NO_DETAIL
|
|
|
|
/*!
|
|
\brief Construct a geometry
|
|
\ingroup make
|
|
\details
|
|
\note It does not work with array-point types, like int[2]
|
|
\tparam Geometry \tparam_geometry
|
|
\tparam Type \tparam_numeric to specify the coordinates
|
|
\param c1 \param_x
|
|
\param c2 \param_y
|
|
\return The constructed geometry, here: a 2D point
|
|
|
|
\qbk{distinguish, 2 coordinate values}
|
|
\qbk{
|
|
[heading Example]
|
|
[make_2d_point] [make_2d_point_output]
|
|
|
|
[heading See also]
|
|
\* [link geometry.reference.algorithms.assign.assign_values_3_2_coordinate_values assign]
|
|
}
|
|
*/
|
|
template <typename Geometry, typename Type>
|
|
inline Geometry make(Type const& c1, Type const& c2)
|
|
{
|
|
concepts::check<Geometry>();
|
|
|
|
Geometry geometry;
|
|
dispatch::assign
|
|
<
|
|
typename tag<Geometry>::type,
|
|
Geometry,
|
|
geometry::dimension<Geometry>::type::value
|
|
>::apply(geometry, c1, c2);
|
|
return geometry;
|
|
}
|
|
|
|
/*!
|
|
\brief Construct a geometry
|
|
\ingroup make
|
|
\tparam Geometry \tparam_geometry
|
|
\tparam Type \tparam_numeric to specify the coordinates
|
|
\param c1 \param_x
|
|
\param c2 \param_y
|
|
\param c3 \param_z
|
|
\return The constructed geometry, here: a 3D point
|
|
|
|
\qbk{distinguish, 3 coordinate values}
|
|
\qbk{
|
|
[heading Example]
|
|
[make_3d_point] [make_3d_point_output]
|
|
|
|
[heading See also]
|
|
\* [link geometry.reference.algorithms.assign.assign_values_4_3_coordinate_values assign]
|
|
}
|
|
*/
|
|
template <typename Geometry, typename Type>
|
|
inline Geometry make(Type const& c1, Type const& c2, Type const& c3)
|
|
{
|
|
concepts::check<Geometry>();
|
|
|
|
Geometry geometry;
|
|
dispatch::assign
|
|
<
|
|
typename tag<Geometry>::type,
|
|
Geometry,
|
|
geometry::dimension<Geometry>::type::value
|
|
>::apply(geometry, c1, c2, c3);
|
|
return geometry;
|
|
}
|
|
|
|
template <typename Geometry, typename Type>
|
|
inline Geometry make(Type const& c1, Type const& c2, Type const& c3, Type const& c4)
|
|
{
|
|
concepts::check<Geometry>();
|
|
|
|
Geometry geometry;
|
|
dispatch::assign
|
|
<
|
|
typename tag<Geometry>::type,
|
|
Geometry,
|
|
geometry::dimension<Geometry>::type::value
|
|
>::apply(geometry, c1, c2, c3, c4);
|
|
return geometry;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*!
|
|
\brief Construct a box with inverse infinite coordinates
|
|
\ingroup make
|
|
\details The make_inverse function initializes a 2D or 3D box with large coordinates, the
|
|
min corner is very large, the max corner is very small. This is useful e.g. in combination
|
|
with the expand function, to determine the bounding box of a series of geometries.
|
|
\tparam Geometry \tparam_geometry
|
|
\return The constructed geometry, here: a box
|
|
|
|
\qbk{
|
|
[heading Example]
|
|
[make_inverse] [make_inverse_output]
|
|
|
|
[heading See also]
|
|
\* [link geometry.reference.algorithms.assign.assign_inverse assign_inverse]
|
|
}
|
|
*/
|
|
template <typename Geometry>
|
|
inline Geometry make_inverse()
|
|
{
|
|
concepts::check<Geometry>();
|
|
|
|
Geometry geometry;
|
|
dispatch::assign_inverse
|
|
<
|
|
typename tag<Geometry>::type,
|
|
Geometry
|
|
>::apply(geometry);
|
|
return geometry;
|
|
}
|
|
|
|
/*!
|
|
\brief Construct a geometry with its coordinates initialized to zero
|
|
\ingroup make
|
|
\details The make_zero function initializes a 2D or 3D point or box with coordinates of zero
|
|
\tparam Geometry \tparam_geometry
|
|
\return The constructed and zero-initialized geometry
|
|
*/
|
|
template <typename Geometry>
|
|
inline Geometry make_zero()
|
|
{
|
|
concepts::check<Geometry>();
|
|
|
|
Geometry geometry;
|
|
dispatch::assign_zero
|
|
<
|
|
typename tag<Geometry>::type,
|
|
Geometry
|
|
>::apply(geometry);
|
|
return geometry;
|
|
}
|
|
|
|
}} // namespace boost::geometry
|
|
|
|
#endif // BOOST_GEOMETRY_ALGORITHMS_MAKE_HPP
|