mirror of https://github.com/CGAL/cgal
44 lines
1.1 KiB
C++
44 lines
1.1 KiB
C++
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#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
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#include <CGAL/Polygon_2.h>
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#include <CGAL/random_convex_hull_in_disc_2.h>
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#include <iostream>
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typedef CGAL::Exact_predicates_inexact_constructions_kernel K;
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typedef K::Point_2 Point_2;
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typedef CGAL::Polygon_2<K> Polygon_2;
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int
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main( )
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{
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Polygon_2 p,q;
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int n( 1000);
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boost::mt19937 gen(0);
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// build random hull from n random points in a disc:
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random_convex_hull_in_disc_2(n,1.0,gen,std::back_inserter(p),K(), true);
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// check convexity:
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if ( ! p.is_convex()) {
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std::cerr << "ERROR: polygon is not convex." << std::endl;
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return 1;
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}
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// build random hull from n random points in a disc:
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random_convex_hull_in_disc_2(n,1.0,gen,std::back_inserter(q),K(), false);
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// check convexity:
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if ( ! q.is_convex()) {
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std::cerr << "ERROR: polygon is not convex." << std::endl;
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return 1;
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}
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return 0;
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} // int main( )
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// ----------------------------------------------------------------------------
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// ** EOF
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// ----------------------------------------------------------------------------
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