mirror of https://github.com/CGAL/cgal
23 lines
559 B
C++
23 lines
559 B
C++
#include <iostream>
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#include <CGAL/Simple_cartesian.h>
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typedef CGAL::Simple_cartesian<double> Kernel;
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typedef Kernel::Point_2 Point_2;
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int main()
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{
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{
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Point_2 p(0, 0.3), q(1, 0.6), r(2, 0.9);
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std::cout << (CGAL::collinear(p,q,r) ? "collinear\n" : "not collinear\n");
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}
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{
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Point_2 p(0, 1.0/3.0), q(1, 2.0/3.0), r(2, 1);
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std::cout << (CGAL::collinear(p,q,r) ? "collinear\n" : "not collinear\n");
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}
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{
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Point_2 p(0,0), q(1, 1), r(2, 2);
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std::cout << (CGAL::collinear(p,q,r) ? "collinear\n" : "not collinear\n");
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}
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return 0;
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}
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