119 lines
6.5 KiB
C
119 lines
6.5 KiB
C
/*
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igraph library.
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Copyright (C) 2009-2025 The igraph development team <igraph@igraph.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef IGRAPH_OPERATORS_H
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#define IGRAPH_OPERATORS_H
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#include "igraph_decls.h"
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#include "igraph_attributes.h"
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#include "igraph_constants.h"
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#include "igraph_datatype.h"
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#include "igraph_error.h"
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#include "igraph_graphicality.h"
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#include "igraph_types.h"
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#include "igraph_vector_list.h"
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#include "igraph_vector_ptr.h"
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IGRAPH_BEGIN_C_DECLS
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/* -------------------------------------------------- */
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/* Graph operators */
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/* -------------------------------------------------- */
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/**
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* \typedef igraph_rewiring_stats_t
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* \brief Data structure holding statistics from graph rewiring.
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*
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* \param successful_swaps Number of successful rewiring trials (successful swaps).
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*/
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typedef struct {
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igraph_int_t successful_swaps;
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/* unused members added at the end to allow us to extend the stats in the future
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* without breaking ABI compatibility. Do not use these fields in your own code */
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igraph_int_t unused1_;
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igraph_int_t unused2_;
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igraph_int_t unused3_;
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} igraph_rewiring_stats_t;
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IGRAPH_EXPORT igraph_error_t igraph_add_edge(igraph_t *graph, igraph_int_t from, igraph_int_t to);
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IGRAPH_EXPORT igraph_error_t igraph_disjoint_union(igraph_t *res,
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const igraph_t *left, const igraph_t *right);
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IGRAPH_EXPORT igraph_error_t igraph_disjoint_union_many(igraph_t *res,
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const igraph_vector_ptr_t *graphs);
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IGRAPH_EXPORT igraph_error_t igraph_union(igraph_t *res, const igraph_t *left, const igraph_t *right,
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igraph_vector_int_t *edge_map1, igraph_vector_int_t *edge_map2);
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IGRAPH_EXPORT igraph_error_t igraph_union_many(igraph_t *res, const igraph_vector_ptr_t *graphs,
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igraph_vector_int_list_t *edgemaps);
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IGRAPH_EXPORT igraph_error_t igraph_join(igraph_t *res, const igraph_t *left,
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const igraph_t *right);
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IGRAPH_EXPORT igraph_error_t igraph_intersection(igraph_t *res,
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const igraph_t *left, const igraph_t *right,
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igraph_vector_int_t *edge_map1,
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igraph_vector_int_t *edge_map2);
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IGRAPH_EXPORT igraph_error_t igraph_intersection_many(igraph_t *res,
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const igraph_vector_ptr_t *graphs,
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igraph_vector_int_list_t *edgemaps);
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IGRAPH_EXPORT igraph_error_t igraph_difference(igraph_t *res,
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const igraph_t *orig, const igraph_t *sub);
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IGRAPH_EXPORT igraph_error_t igraph_complementer(igraph_t *res, const igraph_t *graph,
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igraph_bool_t loops);
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IGRAPH_EXPORT igraph_error_t igraph_compose(igraph_t *res, const igraph_t *g1, const igraph_t *g2,
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igraph_vector_int_t *edge_map1, igraph_vector_int_t *edge_map2);
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IGRAPH_EXPORT igraph_error_t igraph_contract_vertices(igraph_t *graph,
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const igraph_vector_int_t *mapping,
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const igraph_attribute_combination_t *vertex_comb);
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IGRAPH_EXPORT igraph_error_t igraph_permute_vertices(const igraph_t *graph, igraph_t *res,
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const igraph_vector_int_t *permutation);
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IGRAPH_EXPORT igraph_error_t igraph_connect_neighborhood(igraph_t *graph, igraph_int_t order,
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igraph_neimode_t mode);
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IGRAPH_EXPORT igraph_error_t igraph_graph_power(const igraph_t *graph, igraph_t *res,
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igraph_int_t order, igraph_bool_t directed);
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IGRAPH_EXPORT igraph_error_t igraph_rewire(igraph_t *graph, igraph_int_t n, igraph_edge_type_sw_t allowed_edge_types,
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igraph_rewiring_stats_t *stats);
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IGRAPH_EXPORT igraph_error_t igraph_simplify(igraph_t *graph,
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igraph_bool_t remove_multiple, igraph_bool_t remove_loops,
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const igraph_attribute_combination_t *edge_comb);
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IGRAPH_EXPORT igraph_error_t igraph_induced_subgraph_map(const igraph_t *graph, igraph_t *res,
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igraph_vs_t vids,
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igraph_subgraph_implementation_t impl,
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igraph_vector_int_t *map,
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igraph_vector_int_t *invmap);
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IGRAPH_EXPORT igraph_error_t igraph_induced_subgraph(const igraph_t *graph, igraph_t *res,
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igraph_vs_t vids, igraph_subgraph_implementation_t impl);
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IGRAPH_EXPORT igraph_error_t igraph_induced_subgraph_edges(
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const igraph_t *graph, igraph_vs_t vids, igraph_vector_int_t *edges);
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IGRAPH_EXPORT igraph_error_t igraph_subgraph_from_edges(const igraph_t *graph, igraph_t *res,
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igraph_es_t eids, igraph_bool_t delete_vertices);
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IGRAPH_EXPORT igraph_error_t igraph_reverse_edges(igraph_t *graph, igraph_es_t eids);
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IGRAPH_EXPERIMENTAL IGRAPH_EXPORT igraph_error_t igraph_product(igraph_t *res,
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const igraph_t *g1,
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const igraph_t *g2,
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igraph_product_t type);
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IGRAPH_EXPERIMENTAL IGRAPH_EXPORT igraph_error_t igraph_rooted_product(igraph_t *res,
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const igraph_t *g1,
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const igraph_t *g2,
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igraph_int_t root);
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IGRAPH_EXPERIMENTAL IGRAPH_EXPORT igraph_error_t igraph_mycielskian(const igraph_t *graph, igraph_t *res, igraph_int_t k);
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IGRAPH_END_C_DECLS
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#endif
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