geometry/test/algorithms/perimeter/perimeter.cpp
2016-05-25 14:59:06 +03:00

67 lines
2.3 KiB
C++

// Boost.Geometry (aka GGL, Generic Geometry Library)
// Unit Test
// Copyright (c) 2016 Oracle and/or its affiliates.
// Contributed and/or modified by Vissarion Fisikopoulos, 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)
#include <algorithms/test_perimeter.hpp>
#include <boost/geometry/geometries/geometries.hpp>
#include <boost/geometry/geometries/point_xy.hpp>
template <typename P>
void test_all()
{
// Simple
test_geometry<bg::model::polygon<P> >("POLYGON((0 0,3 4,4 3,0 0))",
5 + sqrt(2.0) + 5);
// Non-simple
test_geometry<bg::model::polygon<P> >("POLYGON((0 0,3 4,4 3,0 3,0 0))",
5 + sqrt(2.0) + 4 + 3);
// With holes
test_geometry<bg::model::polygon<P> >("POLYGON((0 0,3 4,4 3,0 0),\
(2 2,3 4,3 3,2 2))",
5 + sqrt(2.0) + 5 +
sqrt(5.0) + 1 + sqrt(2.0));
// Repeated points
test_geometry<bg::model::polygon<P> >("POLYGON((0 0,3 4,3 4,3 4,4 3,4 3,\
4 3,4 3,4 3,4 3,0 3,0 0))",
5 + sqrt(2.0) + 4 + 3);
// Multipolygon
test_geometry<bg::model::multi_polygon<bg::model::polygon<P> > >
(
"MULTIPOLYGON(((0 0,3 4,4 3,0 0)), ((0 0,3 4,4 3,0 3,0 0)))",
5 + sqrt(2.0) + 5 + 5 + sqrt(2.0) + 4 + 3
);
// Geometries with perimeter zero
test_geometry<P>("POINT(0 0)", 0);
test_geometry<bg::model::linestring<P> >("LINESTRING(0 0,3 4,4 3)", 0);
}
template <typename P>
void test_empty_input()
{
test_empty_input(bg::model::polygon<P>());
test_empty_input(bg::model::multi_polygon<bg::model::polygon<P> >());
}
int test_main(int, char* [])
{
test_all<bg::model::d2::point_xy<int> >();
test_all<bg::model::d2::point_xy<float> >();
test_all<bg::model::d2::point_xy<double> >();
#if defined(HAVE_TTMATH)
test_all<bg::model::d2::point_xy<ttmath_big> >();
#endif
// test_empty_input<bg::model::d2::point_xy<int> >();
return 0;
}