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OBSOLETE
// Boost.Geometry (aka GGL, Generic Geometry Library)
//
// Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
// Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
// 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)
//
// Doxygen Examples, for e.g. email formal review
#include <boost/foreach.hpp>
#include <boost/geometry/geometry.hpp>
void example_distance()
{
int a[2] = {1,2};
int b[2] = {3,4};
double d = boost::geometry::distance(a, b);
std::cout << d << std::endl;
}
void example_length1()
{
std::vector<boost::tuple<double, double, double> > line;
line.push_back(boost::make_tuple(1, 2, 3));
line.push_back(boost::make_tuple(4, 5, 6));
line.push_back(boost::make_tuple(7, 8, 9));
double length = boost::geometry::length(line);
std::cout << length << std::endl;
}
void example_length2()
{
std::vector<boost::tuple<double, double> > line;
line.push_back(boost::make_tuple(1.1, 2.2));
line.push_back(boost::make_tuple(3.3, 4.4));
line.push_back(boost::make_tuple(5.5, 6.6));
std::cout << boost::geometry::length(
std::make_pair(boost::begin(line), boost::end(line) + -1)
)
<< std::endl;
}
void example_less()
{
typedef boost::tuple<double, double> P;
std::vector<P> line;
line.push_back(boost::make_tuple(8.1, 1.9));
line.push_back(boost::make_tuple(4.2, 7.5));
line.push_back(boost::make_tuple(2.3, 3.6));
std::sort(line.begin(), line.end(), boost::geometry::less<P>());
// Display ordered points
BOOST_FOREACH(P const& p, line)
{
std::cout << boost::geometry::dsv(p) << std::endl;
}
}
int main(void)
{
example_distance();
example_length1();
example_length2();
example_less();
return 0;
}
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