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Diffstat (limited to 'src/Witness_complex/concept/Simplicial_complex_for_witness.h')
-rw-r--r-- | src/Witness_complex/concept/Simplicial_complex_for_witness.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/src/Witness_complex/concept/Simplicial_complex_for_witness.h b/src/Witness_complex/concept/Simplicial_complex_for_witness.h new file mode 100644 index 00000000..caaf0db6 --- /dev/null +++ b/src/Witness_complex/concept/Simplicial_complex_for_witness.h @@ -0,0 +1,87 @@ +/* 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 Sophia Antipolis-Méditerranée (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 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 Simplicial_Complex describes the requirements + * for a type to implement a simplicial complex, + * used for example to build a '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; + + /** Returns a Simplex_hanlde that is different from all simplex handles + * of the simplices. */ + Simplex_handle null_simplex(); + + /** \brief Iterator over the simplices of the complex, + * in an arbitrary order. + * + * 'value_type' must be 'Simplex_handle'.*/ + typedef unspecified Complex_simplex_range; + + /** + * \brief Returns a range over all the simplices of a + * complex. + */ + Complex_simplex_range complex_simplex_range(); + + /** \brief Iterator over vertices of a simplex. + * + * 'value type' must be 'Vertex_handle'.*/ + typedef unspecified Simplex_vertex_range; + + /** \brief Returns a range over vertices of a given + * simplex. */ + Simplex_vertex_range simplex_vertex_range(Simplex_handle const & simplex); + + /** \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. + * */ + template< typedef Input_vertex_range > + Insertion_result_type insert_simplex(Input_vertex_range const & vertex_range); + + /** \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); +}; + +} // namespace witness_complex + +} // namespace Gudhi + +#endif // CONCEPT_WITNESS_COMPLEX_SIMPLICIAL_COMPLEX_FOR_WITNESS_H_ |