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rinterface.c
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/* -*- mode: C -*- */
/*
IGraph library R interface.
Copyright (C) 2005-2012 Gabor Csardi <[email protected]>
334 Harvard street, Cambridge, MA 02139 USA
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, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include "rinterface.h"
/***********************************************/
/* THE REST IS GENERATED BY stimulus */
/***********************************************/
/*-------------------------------------------/
/ igraph_empty /
/-------------------------------------------*/
SEXP R_igraph_empty(SEXP n, SEXP directed) {
/* Declarations */
igraph_t c_graph;
igraph_integer_t c_n;
igraph_bool_t c_directed;
SEXP graph;
SEXP r_result;
/* Convert input */
IGRAPH_R_CHECK_INT(n);
c_n = (igraph_integer_t) REAL(n)[0];
IGRAPH_R_CHECK_BOOL(directed);
c_directed = LOGICAL(directed)[0];
/* Call igraph */
IGRAPH_R_CHECK(igraph_empty(&c_graph, c_n, c_directed));
/* Convert output */
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
r_result = graph;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_copy /
/-------------------------------------------*/
SEXP R_igraph_copy(SEXP from) {
/* Declarations */
igraph_t c_to;
igraph_t c_from;
SEXP to;
SEXP r_result;
/* Convert input */
R_SEXP_to_igraph(from, &c_from);
/* Call igraph */
IGRAPH_R_CHECK(igraph_copy(&c_to, &c_from));
/* Convert output */
IGRAPH_FINALLY(igraph_destroy, &c_to);
PROTECT(to=R_igraph_to_SEXP(&c_to));
IGRAPH_I_DESTROY(&c_to);
IGRAPH_FINALLY_CLEAN(1);
r_result = to;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_delete_vertices_idx /
/-------------------------------------------*/
SEXP R_igraph_delete_vertices_idx(SEXP graph, SEXP vertices) {
/* Declarations */
igraph_t c_graph;
igraph_vs_t c_vertices;
igraph_vector_int_t c_idx;
igraph_vector_int_t c_invidx;
SEXP idx;
SEXP invidx;
SEXP r_result, r_names;
/* Convert input */
R_SEXP_to_igraph_copy(graph, &c_graph);
IGRAPH_FINALLY(igraph_destroy, &c_graph);
igraph_vector_int_t c_vertices_data;
R_SEXP_to_igraph_vs(vertices, &c_graph, &c_vertices, &c_vertices_data);
if (0 != igraph_vector_int_init(&c_idx, 0)) {
igraph_error("", __FILE__, __LINE__, IGRAPH_ENOMEM);
}
IGRAPH_FINALLY(igraph_vector_int_destroy, &c_idx);
if (0 != igraph_vector_int_init(&c_invidx, 0)) {
igraph_error("", __FILE__, __LINE__, IGRAPH_ENOMEM);
}
IGRAPH_FINALLY(igraph_vector_int_destroy, &c_invidx);
/* Call igraph */
IGRAPH_R_CHECK(igraph_delete_vertices_idx(&c_graph, c_vertices, &c_idx, &c_invidx));
/* Convert output */
PROTECT(r_result=NEW_LIST(3));
PROTECT(r_names=NEW_CHARACTER(3));
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
igraph_vector_int_destroy(&c_vertices_data);
igraph_vs_destroy(&c_vertices);
PROTECT(idx=R_igraph_vector_int_to_SEXP(&c_idx));
igraph_vector_int_destroy(&c_idx);
IGRAPH_FINALLY_CLEAN(1);
PROTECT(invidx=R_igraph_vector_int_to_SEXP(&c_invidx));
igraph_vector_int_destroy(&c_invidx);
IGRAPH_FINALLY_CLEAN(1);
SET_VECTOR_ELT(r_result, 0, graph);
SET_VECTOR_ELT(r_result, 1, idx);
SET_VECTOR_ELT(r_result, 2, invidx);
SET_STRING_ELT(r_names, 0, Rf_mkChar("graph"));
SET_STRING_ELT(r_names, 1, Rf_mkChar("idx"));
SET_STRING_ELT(r_names, 2, Rf_mkChar("invidx"));
SET_NAMES(r_result, r_names);
UNPROTECT(4);
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_vcount /
/-------------------------------------------*/
SEXP R_igraph_vcount(SEXP graph) {
/* Declarations */
igraph_t c_graph;
igraph_integer_t c_result;
SEXP r_result;
/* Convert input */
R_SEXP_to_igraph(graph, &c_graph);
/* Call igraph */
c_result=igraph_vcount(&c_graph);
/* Convert output */
PROTECT(r_result=NEW_NUMERIC(1));
REAL(r_result)[0]=(double) c_result;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_empty_attrs /
/-------------------------------------------*/
SEXP R_igraph_empty_attrs(SEXP n, SEXP directed) {
/* Declarations */
igraph_t c_graph;
igraph_integer_t c_n;
igraph_bool_t c_directed;
SEXP graph;
SEXP r_result;
/* Convert input */
IGRAPH_R_CHECK_INT(n);
c_n = (igraph_integer_t) REAL(n)[0];
IGRAPH_R_CHECK_BOOL(directed);
c_directed = LOGICAL(directed)[0];
/* Call igraph */
IGRAPH_R_CHECK(igraph_empty_attrs(&c_graph, c_n, c_directed, 0));
/* Convert output */
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
r_result = graph;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_get_all_eids_between /
/-------------------------------------------*/
SEXP R_igraph_get_all_eids_between(SEXP graph, SEXP from, SEXP to, SEXP directed) {
/* Declarations */
igraph_t c_graph;
igraph_vector_int_t c_eids;
igraph_integer_t c_from;
igraph_integer_t c_to;
igraph_bool_t c_directed;
SEXP eids;
SEXP r_result;
/* Convert input */
R_SEXP_to_igraph(graph, &c_graph);
if (0 != igraph_vector_int_init(&c_eids, 0)) {
igraph_error("", __FILE__, __LINE__, IGRAPH_ENOMEM);
}
IGRAPH_FINALLY(igraph_vector_int_destroy, &c_eids);
c_from = (igraph_integer_t) REAL(from)[0];
c_to = (igraph_integer_t) REAL(to)[0];
IGRAPH_R_CHECK_BOOL(directed);
c_directed = LOGICAL(directed)[0];
/* Call igraph */
IGRAPH_R_CHECK(igraph_get_all_eids_between(&c_graph, &c_eids, c_from, c_to, c_directed));
/* Convert output */
PROTECT(eids=R_igraph_vector_int_to_SEXPp1(&c_eids));
igraph_vector_int_destroy(&c_eids);
IGRAPH_FINALLY_CLEAN(1);
r_result = eids;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_adjacency /
/-------------------------------------------*/
SEXP R_igraph_adjacency(SEXP adjmatrix, SEXP mode, SEXP loops) {
/* Declarations */
igraph_t c_graph;
igraph_matrix_t c_adjmatrix;
igraph_adjacency_t c_mode;
igraph_loops_t c_loops;
SEXP graph;
SEXP r_result;
/* Convert input */
R_SEXP_to_matrix(adjmatrix, &c_adjmatrix);
c_mode = (igraph_adjacency_t) Rf_asInteger(mode);
c_loops = (igraph_loops_t) Rf_asInteger(loops);
/* Call igraph */
IGRAPH_R_CHECK(igraph_adjacency(&c_graph, &c_adjmatrix, c_mode, c_loops));
/* Convert output */
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
r_result = graph;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_weighted_adjacency /
/-------------------------------------------*/
SEXP R_igraph_weighted_adjacency(SEXP adjmatrix, SEXP mode, SEXP loops) {
/* Declarations */
igraph_t c_graph;
igraph_matrix_t c_adjmatrix;
igraph_adjacency_t c_mode;
igraph_vector_t c_weights;
igraph_loops_t c_loops;
SEXP graph;
SEXP weights;
SEXP r_result, r_names;
/* Convert input */
R_SEXP_to_matrix(adjmatrix, &c_adjmatrix);
c_mode = (igraph_adjacency_t) Rf_asInteger(mode);
if (0 != igraph_vector_init(&c_weights, 0)) {
igraph_error("", __FILE__, __LINE__, IGRAPH_ENOMEM);
}
IGRAPH_FINALLY(igraph_vector_destroy, &c_weights);
weights=R_GlobalEnv; /* hack to have a non-NULL value */
c_loops = (igraph_loops_t) Rf_asInteger(loops);
/* Call igraph */
IGRAPH_R_CHECK(igraph_weighted_adjacency(&c_graph, &c_adjmatrix, c_mode, (Rf_isNull(weights) ? 0 : &c_weights), c_loops));
/* Convert output */
PROTECT(r_result=NEW_LIST(2));
PROTECT(r_names=NEW_CHARACTER(2));
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
PROTECT(weights=R_igraph_0orvector_to_SEXP(&c_weights));
igraph_vector_destroy(&c_weights);
IGRAPH_FINALLY_CLEAN(1);
SET_VECTOR_ELT(r_result, 0, graph);
SET_VECTOR_ELT(r_result, 1, weights);
SET_STRING_ELT(r_names, 0, Rf_mkChar("graph"));
SET_STRING_ELT(r_names, 1, Rf_mkChar("weights"));
SET_NAMES(r_result, r_names);
UNPROTECT(3);
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_wheel /
/-------------------------------------------*/
SEXP R_igraph_wheel(SEXP n, SEXP mode, SEXP center) {
/* Declarations */
igraph_t c_graph;
igraph_integer_t c_n;
igraph_wheel_mode_t c_mode;
igraph_integer_t c_center;
SEXP graph;
SEXP r_result;
/* Convert input */
IGRAPH_R_CHECK_INT(n);
c_n = (igraph_integer_t) REAL(n)[0];
c_mode = (igraph_wheel_mode_t) Rf_asInteger(mode);
IGRAPH_R_CHECK_INT(center);
c_center = (igraph_integer_t) REAL(center)[0];
/* Call igraph */
IGRAPH_R_CHECK(igraph_wheel(&c_graph, c_n, c_mode, c_center));
/* Convert output */
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
r_result = graph;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_square_lattice /
/-------------------------------------------*/
SEXP R_igraph_square_lattice(SEXP dimvector, SEXP nei, SEXP directed, SEXP mutual, SEXP periodic) {
/* Declarations */
igraph_t c_graph;
igraph_vector_int_t c_dimvector;
igraph_integer_t c_nei;
igraph_bool_t c_directed;
igraph_bool_t c_mutual;
igraph_vector_bool_t c_periodic;
SEXP graph;
SEXP r_result;
/* Convert input */
R_SEXP_to_vector_int_copy(dimvector, &c_dimvector);
IGRAPH_FINALLY(igraph_vector_int_destroy, &c_dimvector);
IGRAPH_R_CHECK_INT(nei);
c_nei = (igraph_integer_t) REAL(nei)[0];
IGRAPH_R_CHECK_BOOL(directed);
c_directed = LOGICAL(directed)[0];
IGRAPH_R_CHECK_BOOL(mutual);
c_mutual = LOGICAL(mutual)[0];
if (!Rf_isNull(periodic)) {
R_SEXP_to_vector_bool(periodic, &c_periodic);
}
/* Call igraph */
IGRAPH_R_CHECK(igraph_square_lattice(&c_graph, &c_dimvector, c_nei, c_directed, c_mutual, (Rf_isNull(periodic) ? 0 : &c_periodic)));
/* Convert output */
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
igraph_vector_int_destroy(&c_dimvector);
IGRAPH_FINALLY_CLEAN(1);
r_result = graph;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_triangular_lattice /
/-------------------------------------------*/
SEXP R_igraph_triangular_lattice(SEXP dimvector, SEXP directed, SEXP mutual) {
/* Declarations */
igraph_t c_graph;
igraph_vector_int_t c_dimvector;
igraph_bool_t c_directed;
igraph_bool_t c_mutual;
SEXP graph;
SEXP r_result;
/* Convert input */
R_SEXP_to_vector_int_copy(dimvector, &c_dimvector);
IGRAPH_FINALLY(igraph_vector_int_destroy, &c_dimvector);
IGRAPH_R_CHECK_BOOL(directed);
c_directed = LOGICAL(directed)[0];
IGRAPH_R_CHECK_BOOL(mutual);
c_mutual = LOGICAL(mutual)[0];
/* Call igraph */
IGRAPH_R_CHECK(igraph_triangular_lattice(&c_graph, &c_dimvector, c_directed, c_mutual));
/* Convert output */
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
igraph_vector_int_destroy(&c_dimvector);
IGRAPH_FINALLY_CLEAN(1);
r_result = graph;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_symmetric_tree /
/-------------------------------------------*/
SEXP R_igraph_symmetric_tree(SEXP branches, SEXP type) {
/* Declarations */
igraph_t c_graph;
igraph_vector_int_t c_branches;
igraph_tree_mode_t c_type;
SEXP graph;
SEXP r_result;
/* Convert input */
R_SEXP_to_vector_int_copy(branches, &c_branches);
IGRAPH_FINALLY(igraph_vector_int_destroy, &c_branches);
c_type = (igraph_tree_mode_t) Rf_asInteger(type);
/* Call igraph */
IGRAPH_R_CHECK(igraph_symmetric_tree(&c_graph, &c_branches, c_type));
/* Convert output */
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
igraph_vector_int_destroy(&c_branches);
IGRAPH_FINALLY_CLEAN(1);
r_result = graph;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_regular_tree /
/-------------------------------------------*/
SEXP R_igraph_regular_tree(SEXP h, SEXP k, SEXP type) {
/* Declarations */
igraph_t c_graph;
igraph_integer_t c_h;
igraph_integer_t c_k;
igraph_tree_mode_t c_type;
SEXP graph;
SEXP r_result;
/* Convert input */
IGRAPH_R_CHECK_INT(h);
c_h = (igraph_integer_t) REAL(h)[0];
IGRAPH_R_CHECK_INT(k);
c_k = (igraph_integer_t) REAL(k)[0];
c_type = (igraph_tree_mode_t) Rf_asInteger(type);
/* Call igraph */
IGRAPH_R_CHECK(igraph_regular_tree(&c_graph, c_h, c_k, c_type));
/* Convert output */
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
r_result = graph;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_full_citation /
/-------------------------------------------*/
SEXP R_igraph_full_citation(SEXP n, SEXP directed) {
/* Declarations */
igraph_t c_graph;
igraph_integer_t c_n;
igraph_bool_t c_directed;
SEXP graph;
SEXP r_result;
/* Convert input */
IGRAPH_R_CHECK_INT(n);
c_n = (igraph_integer_t) REAL(n)[0];
IGRAPH_R_CHECK_BOOL(directed);
c_directed = LOGICAL(directed)[0];
/* Call igraph */
IGRAPH_R_CHECK(igraph_full_citation(&c_graph, c_n, c_directed));
/* Convert output */
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
r_result = graph;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_extended_chordal_ring /
/-------------------------------------------*/
SEXP R_igraph_extended_chordal_ring(SEXP nodes, SEXP W, SEXP directed) {
/* Declarations */
igraph_t c_graph;
igraph_integer_t c_nodes;
igraph_matrix_int_t c_W;
igraph_bool_t c_directed;
SEXP graph;
SEXP r_result;
/* Convert input */
IGRAPH_R_CHECK_INT(nodes);
c_nodes = (igraph_integer_t) REAL(nodes)[0];
R_SEXP_to_matrix_int(W, &c_W);
IGRAPH_FINALLY(igraph_matrix_int_destroy, &c_W);
IGRAPH_R_CHECK_BOOL(directed);
c_directed = LOGICAL(directed)[0];
/* Call igraph */
IGRAPH_R_CHECK(igraph_extended_chordal_ring(&c_graph, c_nodes, &c_W, c_directed));
/* Convert output */
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
igraph_matrix_int_destroy(&c_W);
IGRAPH_FINALLY_CLEAN(1);
r_result = graph;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_graph_power /
/-------------------------------------------*/
SEXP R_igraph_graph_power(SEXP graph, SEXP order, SEXP directed) {
/* Declarations */
igraph_t c_graph;
igraph_t c_res;
igraph_integer_t c_order;
igraph_bool_t c_directed;
SEXP res;
SEXP r_result;
/* Convert input */
R_SEXP_to_igraph(graph, &c_graph);
IGRAPH_R_CHECK_INT(order);
c_order = (igraph_integer_t) REAL(order)[0];
IGRAPH_R_CHECK_BOOL(directed);
c_directed = LOGICAL(directed)[0];
/* Call igraph */
IGRAPH_R_CHECK(igraph_graph_power(&c_graph, &c_res, c_order, c_directed));
/* Convert output */
IGRAPH_FINALLY(igraph_destroy, &c_res);
PROTECT(res=R_igraph_to_SEXP(&c_res));
IGRAPH_I_DESTROY(&c_res);
IGRAPH_FINALLY_CLEAN(1);
r_result = res;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_lcf_vector /
/-------------------------------------------*/
SEXP R_igraph_lcf_vector(SEXP n, SEXP shifts, SEXP repeats) {
/* Declarations */
igraph_t c_graph;
igraph_integer_t c_n;
igraph_vector_int_t c_shifts;
igraph_integer_t c_repeats;
SEXP graph;
SEXP r_result;
/* Convert input */
IGRAPH_R_CHECK_INT(n);
c_n = (igraph_integer_t) REAL(n)[0];
R_SEXP_to_vector_int_copy(shifts, &c_shifts);
IGRAPH_FINALLY(igraph_vector_int_destroy, &c_shifts);
IGRAPH_R_CHECK_INT(repeats);
c_repeats = (igraph_integer_t) REAL(repeats)[0];
/* Call igraph */
IGRAPH_R_CHECK(igraph_lcf_vector(&c_graph, c_n, &c_shifts, c_repeats));
/* Convert output */
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
igraph_vector_int_destroy(&c_shifts);
IGRAPH_FINALLY_CLEAN(1);
r_result = graph;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_adjlist /
/-------------------------------------------*/
SEXP R_igraph_adjlist(SEXP adjlist, SEXP mode, SEXP duplicate) {
/* Declarations */
igraph_t c_graph;
igraph_adjlist_t c_adjlist;
igraph_neimode_t c_mode;
igraph_bool_t c_duplicate;
SEXP graph;
SEXP r_result;
/* Convert input */
if (0 != R_SEXP_to_igraph_adjlist(adjlist, &c_adjlist)) {
igraph_error("", __FILE__, __LINE__, IGRAPH_ENOMEM);
}
c_mode = (igraph_neimode_t) Rf_asInteger(mode);
IGRAPH_R_CHECK_BOOL(duplicate);
c_duplicate = LOGICAL(duplicate)[0];
/* Call igraph */
IGRAPH_R_CHECK(igraph_adjlist(&c_graph, &c_adjlist, c_mode, c_duplicate));
/* Convert output */
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
igraph_adjlist_destroy(&c_adjlist);
r_result = graph;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_full_bipartite /
/-------------------------------------------*/
SEXP R_igraph_full_bipartite(SEXP n1, SEXP n2, SEXP directed, SEXP mode) {
/* Declarations */
igraph_t c_graph;
igraph_vector_bool_t c_types;
igraph_integer_t c_n1;
igraph_integer_t c_n2;
igraph_bool_t c_directed;
igraph_neimode_t c_mode;
SEXP graph;
SEXP types;
SEXP r_result, r_names;
/* Convert input */
if (0 != igraph_vector_bool_init(&c_types, 0)) {
igraph_error("", __FILE__, __LINE__, IGRAPH_ENOMEM);
}
IGRAPH_FINALLY(igraph_vector_bool_destroy, &c_types);
IGRAPH_R_CHECK_INT(n1);
c_n1 = (igraph_integer_t) REAL(n1)[0];
IGRAPH_R_CHECK_INT(n2);
c_n2 = (igraph_integer_t) REAL(n2)[0];
IGRAPH_R_CHECK_BOOL(directed);
c_directed = LOGICAL(directed)[0];
c_mode = (igraph_neimode_t) Rf_asInteger(mode);
/* Call igraph */
IGRAPH_R_CHECK(igraph_full_bipartite(&c_graph, &c_types, c_n1, c_n2, c_directed, c_mode));
/* Convert output */
PROTECT(r_result=NEW_LIST(2));
PROTECT(r_names=NEW_CHARACTER(2));
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
PROTECT(types=R_igraph_vector_bool_to_SEXP(&c_types));
igraph_vector_bool_destroy(&c_types);
IGRAPH_FINALLY_CLEAN(1);
SET_VECTOR_ELT(r_result, 0, graph);
SET_VECTOR_ELT(r_result, 1, types);
SET_STRING_ELT(r_names, 0, Rf_mkChar("graph"));
SET_STRING_ELT(r_names, 1, Rf_mkChar("types"));
SET_NAMES(r_result, r_names);
UNPROTECT(3);
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_full_multipartite /
/-------------------------------------------*/
SEXP R_igraph_full_multipartite(SEXP n, SEXP directed, SEXP mode) {
/* Declarations */
igraph_t c_graph;
igraph_vector_int_t c_types;
igraph_vector_int_t c_n;
igraph_bool_t c_directed;
igraph_neimode_t c_mode;
SEXP graph;
SEXP types;
SEXP r_result, r_names;
/* Convert input */
if (0 != igraph_vector_int_init(&c_types, 0)) {
igraph_error("", __FILE__, __LINE__, IGRAPH_ENOMEM);
}
IGRAPH_FINALLY(igraph_vector_int_destroy, &c_types);
R_SEXP_to_vector_int_copy(n, &c_n);
IGRAPH_FINALLY(igraph_vector_int_destroy, &c_n);
IGRAPH_R_CHECK_BOOL(directed);
c_directed = LOGICAL(directed)[0];
c_mode = (igraph_neimode_t) Rf_asInteger(mode);
/* Call igraph */
IGRAPH_R_CHECK(igraph_full_multipartite(&c_graph, &c_types, &c_n, c_directed, c_mode));
/* Convert output */
PROTECT(r_result=NEW_LIST(2));
PROTECT(r_names=NEW_CHARACTER(2));
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
PROTECT(types=R_igraph_vector_int_to_SEXPp1(&c_types));
igraph_vector_int_destroy(&c_types);
IGRAPH_FINALLY_CLEAN(1);
igraph_vector_int_destroy(&c_n);
IGRAPH_FINALLY_CLEAN(1);
SET_VECTOR_ELT(r_result, 0, graph);
SET_VECTOR_ELT(r_result, 1, types);
SET_STRING_ELT(r_names, 0, Rf_mkChar("graph"));
SET_STRING_ELT(r_names, 1, Rf_mkChar("types"));
SET_NAMES(r_result, r_names);
UNPROTECT(3);
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_realize_degree_sequence /
/-------------------------------------------*/
SEXP R_igraph_realize_degree_sequence(SEXP out_deg, SEXP in_deg, SEXP allowed_edge_types, SEXP method) {
/* Declarations */
igraph_t c_graph;
igraph_vector_int_t c_out_deg;
igraph_vector_int_t c_in_deg;
igraph_edge_type_sw_t c_allowed_edge_types;
igraph_realize_degseq_t c_method;
SEXP graph;
SEXP r_result;
/* Convert input */
R_SEXP_to_vector_int_copy(out_deg, &c_out_deg);
IGRAPH_FINALLY(igraph_vector_int_destroy, &c_out_deg);
if (!Rf_isNull(in_deg)) {
R_SEXP_to_vector_int_copy(in_deg, &c_in_deg);
IGRAPH_FINALLY(igraph_vector_int_destroy, &c_in_deg);
} else {
IGRAPH_R_CHECK(igraph_vector_int_init(&c_in_deg, 0));
IGRAPH_FINALLY(igraph_vector_int_destroy, &c_in_deg);
}
c_allowed_edge_types = (igraph_edge_type_sw_t) Rf_asInteger(allowed_edge_types);
c_method = (igraph_realize_degseq_t) Rf_asInteger(method);
/* Call igraph */
IGRAPH_R_CHECK(igraph_realize_degree_sequence(&c_graph, &c_out_deg, (Rf_isNull(in_deg) ? 0 : &c_in_deg), c_allowed_edge_types, c_method));
/* Convert output */
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
igraph_vector_int_destroy(&c_out_deg);
IGRAPH_FINALLY_CLEAN(1);
igraph_vector_int_destroy(&c_in_deg);
IGRAPH_FINALLY_CLEAN(1);
r_result = graph;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_circulant /
/-------------------------------------------*/
SEXP R_igraph_circulant(SEXP n, SEXP shifts, SEXP directed) {
/* Declarations */
igraph_t c_graph;
igraph_integer_t c_n;
igraph_vector_int_t c_shifts;
igraph_bool_t c_directed;
SEXP graph;
SEXP r_result;
/* Convert input */
IGRAPH_R_CHECK_INT(n);
c_n = (igraph_integer_t) REAL(n)[0];
R_SEXP_to_vector_int_copy(shifts, &c_shifts);
IGRAPH_FINALLY(igraph_vector_int_destroy, &c_shifts);
IGRAPH_R_CHECK_BOOL(directed);
c_directed = LOGICAL(directed)[0];
/* Call igraph */
IGRAPH_R_CHECK(igraph_circulant(&c_graph, c_n, &c_shifts, c_directed));
/* Convert output */
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
igraph_vector_int_destroy(&c_shifts);
IGRAPH_FINALLY_CLEAN(1);
r_result = graph;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_generalized_petersen /
/-------------------------------------------*/
SEXP R_igraph_generalized_petersen(SEXP n, SEXP k) {
/* Declarations */
igraph_t c_graph;
igraph_integer_t c_n;
igraph_integer_t c_k;
SEXP graph;
SEXP r_result;
/* Convert input */
IGRAPH_R_CHECK_INT(n);
c_n = (igraph_integer_t) REAL(n)[0];
IGRAPH_R_CHECK_INT(k);
c_k = (igraph_integer_t) REAL(k)[0];
/* Call igraph */
IGRAPH_R_CHECK(igraph_generalized_petersen(&c_graph, c_n, c_k));
/* Convert output */
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
r_result = graph;
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_turan /
/-------------------------------------------*/
SEXP R_igraph_turan(SEXP n, SEXP r) {
/* Declarations */
igraph_t c_graph;
igraph_vector_int_t c_types;
igraph_integer_t c_n;
igraph_integer_t c_r;
SEXP graph;
SEXP types;
SEXP r_result, r_names;
/* Convert input */
if (0 != igraph_vector_int_init(&c_types, 0)) {
igraph_error("", __FILE__, __LINE__, IGRAPH_ENOMEM);
}
IGRAPH_FINALLY(igraph_vector_int_destroy, &c_types);
IGRAPH_R_CHECK_INT(n);
c_n = (igraph_integer_t) REAL(n)[0];
IGRAPH_R_CHECK_INT(r);
c_r = (igraph_integer_t) REAL(r)[0];
/* Call igraph */
IGRAPH_R_CHECK(igraph_turan(&c_graph, &c_types, c_n, c_r));
/* Convert output */
PROTECT(r_result=NEW_LIST(2));
PROTECT(r_names=NEW_CHARACTER(2));
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
PROTECT(types=R_igraph_vector_int_to_SEXPp1(&c_types));
igraph_vector_int_destroy(&c_types);
IGRAPH_FINALLY_CLEAN(1);
SET_VECTOR_ELT(r_result, 0, graph);
SET_VECTOR_ELT(r_result, 1, types);
SET_STRING_ELT(r_names, 0, Rf_mkChar("graph"));
SET_STRING_ELT(r_names, 1, Rf_mkChar("types"));
SET_NAMES(r_result, r_names);
UNPROTECT(3);
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_preference_game /
/-------------------------------------------*/
SEXP R_igraph_preference_game(SEXP nodes, SEXP types, SEXP type_dist, SEXP fixed_sizes, SEXP pref_matrix, SEXP directed, SEXP loops) {
/* Declarations */
igraph_t c_graph;
igraph_integer_t c_nodes;
igraph_integer_t c_types;
igraph_vector_t c_type_dist;
igraph_bool_t c_fixed_sizes;
igraph_matrix_t c_pref_matrix;
igraph_vector_int_t c_node_type_vec;
igraph_bool_t c_directed;
igraph_bool_t c_loops;
SEXP graph;
SEXP node_type_vec;
SEXP r_result, r_names;
/* Convert input */
IGRAPH_R_CHECK_INT(nodes);
c_nodes = (igraph_integer_t) REAL(nodes)[0];
IGRAPH_R_CHECK_INT(types);
c_types = (igraph_integer_t) REAL(types)[0];
R_SEXP_to_vector(type_dist, &c_type_dist);
IGRAPH_R_CHECK_BOOL(fixed_sizes);
c_fixed_sizes = LOGICAL(fixed_sizes)[0];
R_SEXP_to_matrix(pref_matrix, &c_pref_matrix);
if (0 != igraph_vector_int_init(&c_node_type_vec, 0)) {
igraph_error("", __FILE__, __LINE__, IGRAPH_ENOMEM);
}
IGRAPH_FINALLY(igraph_vector_int_destroy, &c_node_type_vec);
IGRAPH_R_CHECK_BOOL(directed);
c_directed = LOGICAL(directed)[0];
IGRAPH_R_CHECK_BOOL(loops);
c_loops = LOGICAL(loops)[0];
/* Call igraph */
IGRAPH_R_CHECK(igraph_preference_game(&c_graph, c_nodes, c_types, &c_type_dist, c_fixed_sizes, &c_pref_matrix, &c_node_type_vec, c_directed, c_loops));
/* Convert output */
PROTECT(r_result=NEW_LIST(2));
PROTECT(r_names=NEW_CHARACTER(2));
IGRAPH_FINALLY(igraph_destroy, &c_graph);
PROTECT(graph=R_igraph_to_SEXP(&c_graph));
IGRAPH_I_DESTROY(&c_graph);
IGRAPH_FINALLY_CLEAN(1);
PROTECT(node_type_vec=R_igraph_vector_int_to_SEXP(&c_node_type_vec));
igraph_vector_int_destroy(&c_node_type_vec);
IGRAPH_FINALLY_CLEAN(1);
SET_VECTOR_ELT(r_result, 0, graph);
SET_VECTOR_ELT(r_result, 1, node_type_vec);
SET_STRING_ELT(r_names, 0, Rf_mkChar("graph"));
SET_STRING_ELT(r_names, 1, Rf_mkChar("node_type_vec"));
SET_NAMES(r_result, r_names);
UNPROTECT(3);
UNPROTECT(1);
return(r_result);
}
/*-------------------------------------------/
/ igraph_asymmetric_preference_game /
/-------------------------------------------*/
SEXP R_igraph_asymmetric_preference_game(SEXP nodes, SEXP out_types, SEXP in_types, SEXP type_dist_matrix, SEXP pref_matrix, SEXP loops) {
/* Declarations */
igraph_t c_graph;
igraph_integer_t c_nodes;
igraph_integer_t c_out_types;
igraph_integer_t c_in_types;
igraph_matrix_t c_type_dist_matrix;
igraph_matrix_t c_pref_matrix;
igraph_vector_int_t c_node_type_out_vec;
igraph_vector_int_t c_node_type_in_vec;
igraph_bool_t c_loops;
SEXP graph;
SEXP node_type_out_vec;
SEXP node_type_in_vec;
SEXP r_result, r_names;
/* Convert input */
IGRAPH_R_CHECK_INT(nodes);
c_nodes = (igraph_integer_t) REAL(nodes)[0];
IGRAPH_R_CHECK_INT(out_types);
c_out_types = (igraph_integer_t) REAL(out_types)[0];
IGRAPH_R_CHECK_INT(in_types);
c_in_types = (igraph_integer_t) REAL(in_types)[0];
R_SEXP_to_matrix(type_dist_matrix, &c_type_dist_matrix);
R_SEXP_to_matrix(pref_matrix, &c_pref_matrix);
if (0 != igraph_vector_int_init(&c_node_type_out_vec, 0)) {
igraph_error("", __FILE__, __LINE__, IGRAPH_ENOMEM);
}
IGRAPH_FINALLY(igraph_vector_int_destroy, &c_node_type_out_vec);
if (0 != igraph_vector_int_init(&c_node_type_in_vec, 0)) {
igraph_error("", __FILE__, __LINE__, IGRAPH_ENOMEM);
}
IGRAPH_FINALLY(igraph_vector_int_destroy, &c_node_type_in_vec);
IGRAPH_R_CHECK_BOOL(loops);
c_loops = LOGICAL(loops)[0];
/* Call igraph */
IGRAPH_R_CHECK(igraph_asymmetric_preference_game(&c_graph, c_nodes, c_out_types, c_in_types, &c_type_dist_matrix, &c_pref_matrix, &c_node_type_out_vec, &c_node_type_in_vec, c_loops));