diff options
Diffstat (limited to 'src/GudhUI')
-rw-r--r-- | src/GudhUI/utils/Critical_points.h | 2 | ||||
-rw-r--r-- | src/GudhUI/utils/Is_manifold.h | 1 | ||||
-rw-r--r-- | src/GudhUI/utils/Persistence_compute.h | 17 | ||||
-rw-r--r-- | src/GudhUI/utils/Vertex_collapsor.h | 1 |
4 files changed, 10 insertions, 11 deletions
diff --git a/src/GudhUI/utils/Critical_points.h b/src/GudhUI/utils/Critical_points.h index 3021a5fe..b88293e9 100644 --- a/src/GudhUI/utils/Critical_points.h +++ b/src/GudhUI/utils/Critical_points.h @@ -105,8 +105,6 @@ template<typename SkBlComplex> class Critical_points { if (link.empty()) return 0; - Edge_contractor<Complex> contractor(link, link.num_vertices() - 1); - if (link.num_connected_components() > 1) // one than more CC -> not contractible return 0; diff --git a/src/GudhUI/utils/Is_manifold.h b/src/GudhUI/utils/Is_manifold.h index 0640ea47..6dd7898e 100644 --- a/src/GudhUI/utils/Is_manifold.h +++ b/src/GudhUI/utils/Is_manifold.h @@ -76,7 +76,6 @@ template<typename SkBlComplex> class Is_manifold { bool is_k_sphere(Vertex_handle v, int k) { auto link = input_complex_.link(v); - Edge_contractor<Complex> contractor(link, link.num_vertices() - 1); return (is_sphere_simplex(link) == k); } diff --git a/src/GudhUI/utils/Persistence_compute.h b/src/GudhUI/utils/Persistence_compute.h index 97165490..2dc03c8e 100644 --- a/src/GudhUI/utils/Persistence_compute.h +++ b/src/GudhUI/utils/Persistence_compute.h @@ -29,6 +29,7 @@ #include <gudhi/Simplex_tree.h> #include <gudhi/distance_functions.h> #include <gudhi/Persistent_cohomology.h> +#include <gudhi/Rips_complex.h> #include <vector> @@ -69,21 +70,23 @@ template<typename SkBlComplex> class Persistence_compute { points.emplace_back(std::move(pt_to_add)); } + using Simplex_tree = Gudhi::Simplex_tree<>; + using Filtration_value = Simplex_tree::Filtration_value; + using Rips_complex = Gudhi::rips_complex::Rips_complex<Filtration_value>; + using Field_Zp = Gudhi::persistent_cohomology::Field_Zp; + using Persistent_cohomology = Gudhi::persistent_cohomology::Persistent_cohomology<Simplex_tree, Field_Zp>; - Graph_t prox_graph = compute_proximity_graph(points, params.threshold, euclidean_distance<Point_t>); - Gudhi::Simplex_tree<> st; - st.insert_graph(prox_graph); - st.expansion(params.max_dim); + Rips_complex rips_complex(points, params.threshold, Euclidean_distance()); - Gudhi::persistent_cohomology::Persistent_cohomology< Gudhi::Simplex_tree<>, - Gudhi::persistent_cohomology::Field_Zp > pcoh(st); + Simplex_tree st; + rips_complex.create_complex(st, params.max_dim); + Persistent_cohomology pcoh(st); // initializes the coefficient field for homology pcoh.init_coefficients(params.p); // put params.min_pers pcoh.compute_persistent_cohomology(params.min_pers); stream << "persistence: \n"; stream << "p dimension birth death: \n"; - pcoh.output_diagram(stream); } }; diff --git a/src/GudhUI/utils/Vertex_collapsor.h b/src/GudhUI/utils/Vertex_collapsor.h index 2b36cb3a..3f0e7ffd 100644 --- a/src/GudhUI/utils/Vertex_collapsor.h +++ b/src/GudhUI/utils/Vertex_collapsor.h @@ -80,7 +80,6 @@ template<typename SkBlComplex> class Vertex_collapsor { if (link.empty()) return false; if (link.is_cone()) return true; if (link.num_connected_components() > 1) return false; - Edge_contractor<Complex> contractor(link, link.num_vertices() - 1); return (link.num_vertices() == 1); } }; |