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-/* 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): Siargey Kachanovich
- *
- * Copyright (C) 2014 Inria
- *
- * 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 CONCEPT_WITNESS_COMPLEX_SIMPLICIAL_COMPLEX_FOR_WITNESS_H_
-#define CONCEPT_WITNESS_COMPLEX_SIMPLICIAL_COMPLEX_FOR_WITNESS_H_
-
-namespace Gudhi {
-
-namespace witness_complex {
-
-/** \brief The concept SimplicialComplexForWitness describes the requirements
- * for a type to implement a simplicial complex,
- * used for example to build a Witness_complex or Strong_witness_complex.
- */
-struct SimplicialComplexForWitness {
- /** Handle to specify a simplex. */
- typedef unspecified Simplex_handle;
- // /** Handle to specify a vertex. Must be a non-negative integer. */
- // typedef unspecified Vertex_handle;
-
- /** \brief Returns a Simplex_hanlde that is different from all simplex handles
- * of the simplices. */
- Simplex_handle null_simplex();
-
- /** Returns the number of vertices in the simplicial complex
- */
- std::size_t num_vertices();
-
- /** \brief Return type of an insertion of a simplex
- */
- typedef unspecified Insertion_result_type;
-
- /** \brief Inserts a simplex with vertices from a given range
- * 'vertex_range' in the simplicial complex.
- * The function is only used in Witness_complex class
- * and by construction, it is not necessary to check if
- * the faces are in the simplicial complex before insertion.
- * The simplex is given the filtration value 'filtration'.
- * Filtration_value should be convertible from double.
- * The return type is not used.
- * */
- template< typedef Input_vertex_range >
- Insertion_result_type insert_simplex(Input_vertex_range const & vertex_range, Filtration_value filtration);
-
- /** \brief Inserts a simplex and all its faces
- * with vertices from a given range
- * 'vertex_range' in the simplicial complex.
- * The function is only used in Strong_witness_complex class.
- * All inserted simplices are given the filtration
- * value 'filtration'.
- * Filtration_value should be convertible from double.
- * The return type is not used.
- */
-
- template< typedef Input_vertex_range,
- typedef Filtration_value>
- Insertion_result_type insert_simplex_and_subfaces(Input_vertex_range const & vertex_range, Filtration_value filtration);
-
- /** \brief Finds a simplex with vertices given by a range
- *
- * If a simplex exists, its Simplex_handle is returned.
- * Otherwise null_simplex() is returned. */
- template< typedef Input_vertex_range >
- Simplex_handle find(Input_vertex_range const & vertex_range);
-
- /** \brief Sets the dimension of the simplicial complex to
- * 'dimension'.
- */
- void set_dimension(int dimension);
-
- /** \brief Returns the filtration of the simplex given by
- * the simplex handle 'sh'.
- */
- double filtration(Simplex_handle sh);
-};
-
-} // namespace witness_complex
-
-} // namespace Gudhi
-
-#endif // CONCEPT_WITNESS_COMPLEX_SIMPLICIAL_COMPLEX_FOR_WITNESS_H_