cgal/Distance_2/test/Distance_2/tst28.cpp

39 lines
968 B
C++

#include "numrep1.h"
#include <CGAL/Point_2.h>
#include <CGAL/Segment_2.h>
#include <CGAL/Line_2.h>
#include <CGAL/squared_distance_2.h>
#include "numrep2.h"
typedef CGAL::Point_2< TestR > point_t;
typedef CGAL::Line_2< TestR > line_t;
typedef CGAL::Segment_2< TestR > segment_t;
int main()
{
randomint ri;
int x1, x2, y1, y2, w1, w2;
TestR::FT d;
std::cin >> x1 >> y1 >> x2 >> y2;
if (!std::cin)
return 1;
w1 = ri.next();
w2 = ri.next();
point_t tp1(to_nt(w1*x1), to_nt(w1*y1), to_nt(w1));
point_t tp2(to_nt(w2*x2), to_nt(w2*y2), to_nt(w2));
line_t line1(tp1, tp2);
std::cin >> x1 >> y1 >> x2 >> y2;
if (!std::cin)
return 1;
w1 = ri.next();
w2 = ri.next();
point_t tp3(to_nt(w1*x1), to_nt(w1*y1), to_nt(w1));
point_t tp4(to_nt(w2*x2), to_nt(w2*y2), to_nt(w2));
segment_t seg2(tp3, tp4);
d = CGAL::squared_distance(line1, seg2);
std::cout << CGAL::to_double(d) << '\n';
return 0;
}