#ifndef INCLUDED_C_DIRECTEDEDGE_H
#define INCLUDED_C_DIRECTEDEDGE_H

#ifndef INCLUDED_C_TYPES_H
#include <c_Types.h>
#endif /*INCLUDED_C_TYPES_H*/


/* ------------------------------------------------------------------------------------------------------------------ */
/*  */

typedef struct {
    c_size_t from;    /* The source vertex index */
    c_size_t to;      /* The destination vertex index */
    double   weight;  /* The numerical edge weight */
} c_DirectedEdge_t;

#define C_DIRECTED_EDGE_SENTINEL ((c_size_t)(-1))

/* Inline helper methods for c_DirectedEdge_t */
C_STATIC_FORCE_INLINE
c_size_t c_DirectedEdge_From(const c_DirectedEdge_t* edge) {
    return edge ? edge->from : 0;
}

C_STATIC_FORCE_INLINE
c_size_t c_DirectedEdge_To(const c_DirectedEdge_t* edge) {
    return edge ? edge->to : 0;
}

C_STATIC_FORCE_INLINE
double c_DirectedEdge_Weight(const c_DirectedEdge_t* edge) {
    return edge ? edge->weight : 0.0;
}

#endif /*INCLUDED_C_DIRECTEDEDGE_H*/