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Diffstat (limited to 'example/Tangential_complex/example_with_perturb.cpp')
-rw-r--r-- | example/Tangential_complex/example_with_perturb.cpp | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/example/Tangential_complex/example_with_perturb.cpp b/example/Tangential_complex/example_with_perturb.cpp deleted file mode 100644 index d0d877ea..00000000 --- a/example/Tangential_complex/example_with_perturb.cpp +++ /dev/null @@ -1,53 +0,0 @@ -#include <gudhi/Tangential_complex.h> -#include <gudhi/sparsify_point_set.h> - -#include <CGAL/Epick_d.h> -#include <CGAL/Random.h> - -#include <array> -#include <vector> - -namespace subsampl = Gudhi::subsampling; -namespace tc = Gudhi::tangential_complex; - -typedef CGAL::Epick_d<CGAL::Dimension_tag < 3 >> Kernel; -typedef Kernel::FT FT; -typedef Kernel::Point_d Point; -typedef Kernel::Vector_d Vector; -typedef tc::Tangential_complex< -Kernel, CGAL::Dimension_tag<2>, -CGAL::Parallel_tag> TC; - -int main(void) { - const int INTRINSIC_DIM = 2; - const int AMBIENT_DIM = 3; - const int NUM_POINTS = 50; - - Kernel k; - - // Generate points on a 2-sphere - CGAL::Random_points_on_sphere_d<Point> generator(AMBIENT_DIM, 3.); - std::vector<Point> points; - points.reserve(NUM_POINTS); - for (int i = 0; i < NUM_POINTS; ++i) - points.push_back(*generator++); - - // Sparsify the point set - std::vector<Point> sparsified_points; - subsampl::sparsify_point_set(k, points, 0.1 * 0.1, - std::back_inserter(sparsified_points)); - sparsified_points.swap(points); - - // Compute the TC - TC tc(points, INTRINSIC_DIM, k); - tc.compute_tangential_complex(); - - // Try to fix inconsistencies. Give it 10 seconds to succeed - tc.fix_inconsistencies_using_perturbation(0.05, 10); - - // Export the TC into a Simplex_tree - Gudhi::Simplex_tree<> stree; - tc.create_complex(stree); - - return 0; -} |