diff options
author | Gard Spreemann <gspreemann@gmail.com> | 2017-02-07 17:33:01 +0100 |
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committer | Gard Spreemann <gspreemann@gmail.com> | 2017-02-07 17:33:01 +0100 |
commit | 55c7181126aa7defce38c9b82872d14223d4c1dd (patch) | |
tree | 7c683f014709459f066fd87a21da7f74cfc31a53 /include/gudhi/Contraction/Edge_profile.h |
Initial import of upstream's 1.3.1.upstream/1.3.1
Diffstat (limited to 'include/gudhi/Contraction/Edge_profile.h')
-rw-r--r-- | include/gudhi/Contraction/Edge_profile.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/include/gudhi/Contraction/Edge_profile.h b/include/gudhi/Contraction/Edge_profile.h new file mode 100644 index 00000000..e4910b27 --- /dev/null +++ b/include/gudhi/Contraction/Edge_profile.h @@ -0,0 +1,130 @@ +/* This file is part of the Gudhi Library. The Gudhi library + * (Geometric Understanding in Higher Dimensions) is a generic C++ + * library for computational topology. + * + * Author(s): David Salinas + * + * Copyright (C) 2014 INRIA Sophia Antipolis-Mediterranee (France) + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef CONTRACTION_EDGE_PROFILE_H_ +#define CONTRACTION_EDGE_PROFILE_H_ + +#include <ostream> + +namespace Gudhi { + +namespace contraction { + +template<typename GeometricSimplifiableComplex> class Edge_profile { + public: + typedef GeometricSimplifiableComplex Complex; + typedef typename Complex::GT GT; + + typedef typename GeometricSimplifiableComplex::Vertex_handle Vertex_handle; + typedef typename GeometricSimplifiableComplex::Root_vertex_handle Root_vertex_handle; + + + typedef typename GeometricSimplifiableComplex::Edge_handle Edge_handle; + typedef typename GeometricSimplifiableComplex::Graph_vertex Graph_vertex; + typedef typename GeometricSimplifiableComplex::Graph_edge Graph_edge; + typedef typename GeometricSimplifiableComplex::Point Point; + + Edge_profile(GeometricSimplifiableComplex& complex, Edge_handle edge) : complex_(complex), edge_handle_(edge), + v0_(complex_.first_vertex(edge_handle_)), v1_(complex_.second_vertex(edge_handle_)) { + assert(complex_.get_address(complex_[edge_handle_].first())); + assert(complex_.get_address(complex_[edge_handle_].second())); + assert(complex_.contains_edge(v0_handle(), v1_handle())); + assert(v0_handle() != v1_handle()); + } + + virtual ~Edge_profile() { } + + GeometricSimplifiableComplex& complex() const { + return complex_; + } + + Edge_handle edge_handle() const { + return edge_handle_; + } + + Graph_edge& edge() const { + return complex_[edge_handle_]; + } + + Graph_vertex& v0() const { + return complex_[v0_handle()]; + } + + Graph_vertex& v1() const { + return complex_[v1_handle()]; + } + + Vertex_handle v0_handle() const { + return v0_; + // Root_vertex_handle root = complex_[edge_handle_].first(); + // assert(complex_.get_address(root)); + // return *complex_.get_address(root); + } + + Vertex_handle v1_handle() const { + return v1_; + // Root_vertex_handle root = complex_[edge_handle_].second(); + // assert(complex_.get_address(root)); + // return *complex_.get_address(root); + } + + const Point& p0() const { + return complex_.point(v0_handle()); + } + + const Point& p1() const { + return complex_.point(v1_handle()); + } + + friend std::ostream& operator<<(std::ostream& o, const Edge_profile& v) { + return o << "v0:" << v.v0_handle() << " v1:" << v.v1_handle(); + } + + private: + GeometricSimplifiableComplex& complex_; + + Edge_handle edge_handle_; + + Vertex_handle v0_; + + Vertex_handle v1_; +}; + +template<typename EdgeProfile> class Edge_profile_factory { + public: + typedef typename EdgeProfile::Edge_handle Edge_handle_; + typedef typename EdgeProfile::Complex Complex_; + + virtual EdgeProfile make_profile( + Complex_& complex, + Edge_handle_ edge) const { + return EdgeProfile(complex, edge); + } + + virtual ~Edge_profile_factory() { } +}; + +} // namespace contraction + +} // namespace Gudhi + +#endif // CONTRACTION_EDGE_PROFILE_H_ |