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modified demo to insert Euclidean random points instead of hyperbolic

This commit is contained in:
Iordan Iordanov 2018-09-16 19:05:10 +02:00
parent 094fb61139
commit fa8d79ba1d
1 changed files with 13 additions and 21 deletions
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34
Periodic_4_hyperbolic_triangulation_2/demo/Periodic_4_hyperbolic_triangulation_2/Periodic_4_hyperbolic_Delaunay_triangulation_2_demo.cpp
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@ -3,7 +3,6 @@
// CGAL headers
#include <CGAL/point_generators_2.h>
#include <CGAL/Hyperbolic_random_points_in_disc_2.h>
#include <internal/Qt/HyperbolicPainterOstream.h>
// for viewportsBbox
#include <CGAL/Qt/utility.h>
@ -377,34 +376,27 @@ MainWindow::on_actionInsertRandomPoints_triggered()
QApplication::setOverrideCursor(Qt::WaitCursor);
// typedef CGAL::Creator_uniform_2<double, Point> Creator;
// CGAL::Random_points_in_disc_2<Point, Creator> g( 1.0 );
typedef CGAL::Cartesian<double>::Point_2 Point_d;
std::vector<Point_d> v;
Hyperbolic_random_points_in_disc_2_double(v, 5*number_of_points, -1, 0.159);
typedef CGAL::Cartesian<double>::Point_2 Point_double;
typedef CGAL::Creator_uniform_2<double, Point_double > Creator;
CGAL::Random_points_in_disc_2<Point_double, Creator> g(0.85);
Traits::Side_of_original_octagon pred;
std::vector<Point> pts;
int cnt = 0;
for (int i = 0; cnt < number_of_points && i < v.size(); i++) {
if (pred(v[i]) != CGAL::ON_UNBOUNDED_SIDE) {
pts.push_back(Point(v[i].x(), v[i].y()));
cnt++;
}
}
if (pts.size() < number_of_points) {
cout << "Creation of random points failed! Please try again..." << endl;
return;
}
do {
Point_double pd = *(++g);
if (pred(pd) != CGAL::ON_UNBOUNDED_SIDE) {
Point pt = Point(pd.x(), pd.y());
pts.push_back(pt);
cnt++;
}
} while (cnt < number_of_points);
CGAL::Timer tt;
tt.start();
dt.insert(pts.begin(), pts.end());
// for (int i = 0; i < pts.size(); i++) {
// dt.insert(pts[i]);
// }
tt.stop();
cout << "Time elapsed for the insertion of " << number_of_points << " points: " << tt.time() << " secs." << endl;