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Diffstat (limited to 'include/gudhi/Contraction/policies/First_vertex_placement.h')
-rw-r--r-- | include/gudhi/Contraction/policies/First_vertex_placement.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/include/gudhi/Contraction/policies/First_vertex_placement.h b/include/gudhi/Contraction/policies/First_vertex_placement.h new file mode 100644 index 00000000..1f68db0d --- /dev/null +++ b/include/gudhi/Contraction/policies/First_vertex_placement.h @@ -0,0 +1,52 @@ +/* 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_POLICIES_FIRST_VERTEX_PLACEMENT_H_ +#define CONTRACTION_POLICIES_FIRST_VERTEX_PLACEMENT_H_ + +#include <gudhi/Contraction/policies/Placement_policy.h> + +namespace Gudhi { + +namespace contraction { + +/** + * @brief Places the contracted point onto the first point of the edge + */ +template< typename EdgeProfile> +class First_vertex_placement : public Placement_policy<EdgeProfile> { + public: + typedef typename EdgeProfile::Point Point; + typedef typename EdgeProfile::Edge_handle Edge_handle; + + typedef typename Placement_policy<EdgeProfile>::Placement_type Placement_type; + + Placement_type operator()(const EdgeProfile& profile) const override { + return Placement_type(profile.p0()); + } +}; + +} // namespace contraction + +} // namespace Gudhi + +#endif // CONTRACTION_POLICIES_FIRST_VERTEX_PLACEMENT_H_ |