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/*
igraph library.
Copyright (C) 2009-2025 The igraph development team <igraph@igraph.org>
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 2 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 <https://www.gnu.org/licenses/>.
*/
#ifndef IGRAPH_CONSTRUCTORS_H
#define IGRAPH_CONSTRUCTORS_H
#include "igraph_decls.h"
#include "igraph_constants.h"
#include "igraph_error.h"
#include "igraph_types.h"
#include "igraph_matrix.h"
#include "igraph_datatype.h"
#include "igraph_graphicality.h"
#include "igraph_sparsemat.h"
IGRAPH_BEGIN_C_DECLS
/* -------------------------------------------------- */
/* Constructors, deterministic */
/* -------------------------------------------------- */
IGRAPH_EXPORT igraph_error_t igraph_create(igraph_t *graph, const igraph_vector_int_t *edges, igraph_int_t n,
igraph_bool_t directed);
IGRAPH_EXPORT igraph_error_t igraph_small(igraph_t *graph, igraph_int_t n, igraph_bool_t directed,
int first, ...);
IGRAPH_EXPORT igraph_error_t igraph_adjacency(
igraph_t *graph, const igraph_matrix_t *adjmatrix, igraph_adjacency_t mode,
igraph_loops_t loops);
IGRAPH_EXPORT igraph_error_t igraph_weighted_adjacency(
igraph_t *graph, const igraph_matrix_t *adjmatrix, igraph_adjacency_t mode,
igraph_vector_t *weights, igraph_loops_t loops);
IGRAPH_EXPORT igraph_error_t igraph_sparse_adjacency(igraph_t *graph, igraph_sparsemat_t *adjmatrix, igraph_adjacency_t mode, igraph_loops_t loops);
IGRAPH_EXPORT igraph_error_t igraph_sparse_weighted_adjacency(igraph_t *graph, igraph_sparsemat_t *adjmatrix, igraph_adjacency_t mode, igraph_vector_t *weights, igraph_loops_t loops);
IGRAPH_EXPORT igraph_error_t igraph_star(igraph_t *graph, igraph_int_t n, igraph_star_mode_t mode,
igraph_int_t center);
IGRAPH_EXPORT igraph_error_t igraph_wheel(igraph_t *graph, igraph_int_t n, igraph_wheel_mode_t mode,
igraph_int_t center);
IGRAPH_EXPORT igraph_error_t igraph_hypercube(igraph_t *graph,
igraph_int_t n, igraph_bool_t directed);
IGRAPH_EXPORT igraph_error_t igraph_square_lattice(igraph_t *graph, const igraph_vector_int_t *dimvector, igraph_int_t nei,
igraph_bool_t directed, igraph_bool_t mutual, const igraph_vector_bool_t *circular);
IGRAPH_EXPORT igraph_error_t igraph_ring(igraph_t *graph, igraph_int_t n, igraph_bool_t directed,
igraph_bool_t mutual, igraph_bool_t circular);
IGRAPH_EXPORT igraph_error_t igraph_path_graph(
igraph_t *graph, igraph_int_t n,
igraph_bool_t directed, igraph_bool_t mutual);
IGRAPH_EXPORT igraph_error_t igraph_cycle_graph(
igraph_t *graph, igraph_int_t n,
igraph_bool_t directed, igraph_bool_t mutual);
IGRAPH_EXPORT igraph_error_t igraph_kary_tree(igraph_t *graph, igraph_int_t n, igraph_int_t children,
igraph_tree_mode_t type);
IGRAPH_EXPORT igraph_error_t igraph_symmetric_tree(igraph_t *graph, const igraph_vector_int_t *branches,
igraph_tree_mode_t type);
IGRAPH_EXPORT igraph_error_t igraph_regular_tree(igraph_t *graph, igraph_int_t h, igraph_int_t k,
igraph_tree_mode_t type);
IGRAPH_EXPORT igraph_error_t igraph_tree_from_parent_vector(igraph_t *graph, const igraph_vector_int_t *parents,
igraph_tree_mode_t mode);
IGRAPH_EXPORT igraph_error_t igraph_from_prufer(igraph_t *graph, const igraph_vector_int_t *prufer);
IGRAPH_EXPORT igraph_error_t igraph_full(igraph_t *graph, igraph_int_t n, igraph_bool_t directed, igraph_bool_t loops);
IGRAPH_EXPORT igraph_error_t igraph_full_multipartite(igraph_t *graph, igraph_vector_int_t *types, const igraph_vector_int_t *n,
igraph_bool_t directed, igraph_neimode_t mode);
IGRAPH_EXPORT igraph_error_t igraph_turan(igraph_t *graph, igraph_vector_int_t *types, igraph_int_t n, igraph_int_t r);
IGRAPH_EXPORT igraph_error_t igraph_full_citation(igraph_t *graph, igraph_int_t n,
igraph_bool_t directed);
IGRAPH_EXPORT igraph_error_t igraph_atlas(igraph_t *graph, igraph_int_t number);
IGRAPH_EXPORT igraph_error_t igraph_extended_chordal_ring(igraph_t *graph, igraph_int_t nodes,
const igraph_matrix_int_t *W, igraph_bool_t directed);
IGRAPH_EXPORT igraph_error_t igraph_linegraph(const igraph_t *graph, igraph_t *linegraph);
IGRAPH_EXPORT igraph_error_t igraph_de_bruijn(igraph_t *graph, igraph_int_t m, igraph_int_t n);
IGRAPH_EXPORT igraph_error_t igraph_circulant(igraph_t *graph, igraph_int_t n, const igraph_vector_int_t *l, igraph_bool_t directed);
IGRAPH_EXPORT igraph_error_t igraph_generalized_petersen(igraph_t *graph, igraph_int_t n, igraph_int_t k);
IGRAPH_EXPORT igraph_error_t igraph_kautz(igraph_t *graph, igraph_int_t m, igraph_int_t n);
IGRAPH_EXPORT igraph_error_t igraph_famous(igraph_t *graph, const char *name);
IGRAPH_EXPORT igraph_error_t igraph_lcf(igraph_t *graph, igraph_int_t n,
const igraph_vector_int_t *shifts,
igraph_int_t repeats);
IGRAPH_EXPORT igraph_error_t igraph_lcf_small(igraph_t *graph, igraph_int_t n, ...);
IGRAPH_EXPORT igraph_error_t igraph_realize_degree_sequence(igraph_t *graph,
const igraph_vector_int_t *outdeg, const igraph_vector_int_t *indeg,
igraph_edge_type_sw_t allowed_edge_types,
igraph_realize_degseq_t method);
IGRAPH_EXPORT igraph_error_t igraph_triangular_lattice(igraph_t *graph, const igraph_vector_int_t *dims, igraph_bool_t directed, igraph_bool_t mutual);
IGRAPH_EXPORT igraph_error_t igraph_hexagonal_lattice(igraph_t *graph, const igraph_vector_int_t *dims, igraph_bool_t directed, igraph_bool_t mutual);
IGRAPH_EXPORT igraph_error_t igraph_realize_bipartite_degree_sequence(igraph_t *graph, const igraph_vector_int_t *deg1, const igraph_vector_int_t *deg2, igraph_edge_type_sw_t allowed_edge_types, igraph_realize_degseq_t method);
IGRAPH_EXPERIMENTAL IGRAPH_EXPORT igraph_error_t igraph_mycielski_graph(igraph_t *graph, igraph_int_t k);
IGRAPH_END_C_DECLS
#endif
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