geometry/test/algorithms/convert.cpp
2013-12-05 19:38:32 +01:00

339 lines
7.7 KiB
C++

// Boost.Geometry (aka GGL, Generic Geometry Library)
// Unit Test
// 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)
#include <algorithms/test_convert.hpp>
template <typename Point1, typename Point2>
void test_mixed_point_types()
{
// Point
test_mixed_identical_result<Point1, Point2>("POINT(1 2)");
// Box
test_mixed_identical_result
<
bg::model::box<Point1>,
bg::model::box<Point2>
>
("POLYGON((1 2,1 4,3 4,3 2,1 2))");
test_mixed_identical_result
<
bg::model::segment<Point1>,
bg::model::segment<Point2>
>
("LINESTRING(1 1,2 2)");
// Linestring
test_mixed_identical_result
<
bg::model::linestring<Point1>,
bg::model::linestring<Point2>
>
("LINESTRING(1 1,2 2)");
// Ring
test_mixed_identical_result
<
bg::model::ring<Point1>,
bg::model::ring<Point2>
>
("POLYGON((1 1,2 2,3 0,1 1))");
test_mixed_reversible_result
<
bg::model::ring<Point1, true>,
bg::model::ring<Point2, false>
>
(
"POLYGON((1 1,2 2,3 0,1 1))",
"POLYGON((1 1,3 0,2 2,1 1))"
);
test_mixed
<
bg::model::ring<Point1, true, true>,
bg::model::ring<Point2, true, false>
>
(
"POLYGON((1 1,2 2,3 0,1 1))",
"POLYGON((1 1,2 2,3 0))",
3
);
test_mixed
<
bg::model::ring<Point1, true, false>,
bg::model::ring<Point2, true, true>
>
(
"POLYGON((1 1,2 2,3 0))",
"POLYGON((1 1,2 2,3 0,1 1))",
4
);
// Polygon
test_mixed_reversible_result
<
bg::model::polygon<Point1, true>,
bg::model::polygon<Point2, false>
>
(
"POLYGON((0 0,0 5,5 5,5 0,0 0),(1 1,3 2,2 4,1 1))",
"POLYGON((0 0,5 0,5 5,0 5,0 0),(1 1,2 4,3 2,1 1))"
);
test_mixed
<
bg::model::polygon<Point1>,
bg::model::polygon<Point2, false, false>
>
(
"POLYGON((0 0,0 5,5 5,5 0,0 0),(1 1,3 2,2 4,1 1))",
"POLYGON((0 0,5 0,5 5,0 5,0 0),(1 1,2 4,3 2,1 1))",
7 // WKT is closed, polygon is open
);
// (polygon uses ring, so other tests omitted here)
// Combinations:
// ring <-> polygon
test_mixed_identical_result
<
bg::model::polygon<Point1>,
bg::model::ring<Point2>
>
("POLYGON((1 1,2 2,3 0,1 1))");
test_mixed_reversible_result
<
bg::model::polygon<Point1, true>,
bg::model::ring<Point2, false>
>
(
"POLYGON((1 1,2 2,3 0,1 1))",
"POLYGON((1 1,3 0,2 2,1 1))"
);
// Any hole will be omitted going from polygon to ring
test_mixed
<
bg::model::polygon<Point1>,
bg::model::ring<Point2>
>
(
"POLYGON((0 0,0 5,5 5,5 0,0 0),(1 1,3 2,2 4,1 1))",
"POLYGON((0 0,0 5,5 5,5 0,0 0))",
5
);
// point -> box
test_mixed
<
Point1,
bg::model::box<Point2>
>
(
"POINT(0 0)",
"POLYGON((0 0,0 0,0 0,0 0,0 0))",
4
);
// segment -> line
test_mixed
<
bg::model::segment<Point1>,
bg::model::linestring<Point2>
>
(
"LINESTRING(0 0,1 1)",
"LINESTRING(0 0,1 1)",
2
);
// box -> ring ( <- is NYI)
test_mixed
<
bg::model::box<Point1>,
bg::model::ring<Point2>
>
(
"BOX(0 0,2 2)",
"POLYGON((0 0,0 2,2 2,2 0,0 0))",
5
);
test_mixed
<
bg::model::box<Point1>,
bg::model::ring<Point2, false>
>
(
"BOX(0 0,2 2)",
"POLYGON((0 0,2 0,2 2,0 2,0 0))",
5
);
test_mixed
<
bg::model::box<Point1>,
bg::model::ring<Point2, true, false>
>
(
"BOX(0 0,2 2)",
"POLYGON((0 0,0 2,2 2,2 0))",
4
);
test_mixed
<
bg::model::box<Point1>,
bg::model::ring<Point2, false, false>
>
(
"BOX(0 0,2 2)",
"POLYGON((0 0,2 0,2 2,0 2))",
4
);
// box -> polygon ( <- is NYI)
test_mixed
<
bg::model::box<Point1>,
bg::model::polygon<Point2>
>
(
"BOX(0 0,2 2)",
"POLYGON((0 0,0 2,2 2,2 0,0 0))",
5
);
test_mixed
<
bg::model::box<Point1>,
bg::model::polygon<Point2, false>
>
(
"BOX(0 0,2 2)",
"POLYGON((0 0,2 0,2 2,0 2,0 0))",
5
);
test_mixed
<
bg::model::box<Point1>,
bg::model::polygon<Point2, true, false>
>
(
"BOX(0 0,2 2)",
"POLYGON((0 0,0 2,2 2,2 0,0 0))",
4 // WKT is closed, polygon is open
);
test_mixed
<
bg::model::box<Point1>,
bg::model::polygon<Point2, false, false>
>
(
"BOX(0 0,2 2)",
"POLYGON((0 0,2 0,2 2,0 2,0 0))",
4 // WKT is closed, polygon is open
);
}
template <typename Point1, typename Point2>
void test_mixed_point_types_3d()
{
// Point
test_mixed_identical_result<Point1, Point2>("POINT(1 2 3)");
test_mixed_identical_result
<
bg::model::segment<Point1>,
bg::model::segment<Point2>
>
("LINESTRING(1 2 3,4 5 6)");
// Linestring
test_mixed_identical_result
<
bg::model::linestring<Point1>,
bg::model::linestring<Point2>
>
("LINESTRING(1 2 3,4 5 6,7 8 9)");
// segment -> line
test_mixed
<
bg::model::segment<Point1>,
bg::model::linestring<Point2>
>
(
"LINESTRING(1 2 3,4 5 6)",
"LINESTRING(1 2 3,4 5 6)",
2
);
}
template <typename Point1, typename Point2>
void test_mixed_types()
{
test_mixed_point_types<Point1, Point2>();
test_mixed_point_types<Point2, Point1>();
}
template <typename Point1, typename Point2>
void test_mixed_types_3d()
{
test_mixed_point_types_3d<Point1, Point2>();
test_mixed_point_types_3d<Point2, Point1>();
}
void test_array()
{
int a[2] = {1, 2};
int b[2];
bg::convert(a, b);
BOOST_CHECK_EQUAL(b[0], 1);
BOOST_CHECK_EQUAL(b[1], 2);
}
int test_main(int, char* [])
{
test_mixed_types
<
bg::model::point<int, 2, bg::cs::cartesian>,
bg::model::point<double, 2, bg::cs::cartesian>
>();
test_mixed_types
<
boost::tuple<float, float>,
bg::model::point<float, 2, bg::cs::cartesian>
>();
test_mixed_types_3d
<
boost::tuple<double, double, double>,
bg::model::point<double, 3, bg::cs::cartesian>
>();
test_array();
return 0;
}