/* -*- mode: C -*- */ /* IGraph library. Copyright (C) 2014 Gabor Csardi 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 */ #ifndef IGRAPH_EPIDEMICS_H #define IGRAPH_EPIDEMICS_H #include "igraph_decls.h" #include "igraph_datatype.h" #include "igraph_vector.h" #include "igraph_vector_ptr.h" __BEGIN_DECLS /** * \struct igraph_sir_t * \brief The result of one SIR model simulation. * * Data structure to store the results of one simulation * of the SIR (susceptible-infected-recovered) model on a graph. * * It has the following members. They are all (real or integer) * vectors, and they are of the same length. * * \member times A vector, the times of the events are stored here. * \member no_s An integer vector, the number of susceptibles in * each time step is stored here. * \member no_i An integer vector, the number of infected individuals * at each time step, is stored here. * \member no_r An integer vector, the number of recovered individuals * is stored here at each time step. */ typedef struct igraph_sir_t { igraph_vector_t times; igraph_vector_int_t no_s, no_i, no_r; } igraph_sir_t; IGRAPH_EXPORT int igraph_sir_init(igraph_sir_t *sir); IGRAPH_EXPORT void igraph_sir_destroy(igraph_sir_t *sir); IGRAPH_EXPORT int igraph_sir(const igraph_t *graph, igraph_real_t beta, igraph_real_t gamma, igraph_integer_t no_sim, igraph_vector_ptr_t *result); __END_DECLS #endif