Macro rs_graph::edgevec
[−]
[src]
macro_rules! edgevec { ( $ g : expr ; $ elem : expr ) => { ... }; ( $ g : expr , $ vec : expr ) => { ... }; }
Create an edge vector associated with a graph.
Example
Create a vector with all elements set to some value, use edgevec![g; x]
let g = peterson::<LinkedListGraph>(); let weights = edgevec![&g; 0]; assert!(g.edges().all(|e| weights[e] == 0));
Convert an existing vector to an EdgeVec
, use edgevec![g, v]
.
Note that the size of v
must be exactly g.num_edges()
.
let g = peterson::<LinkedListGraph>(); let weights: Vec<_> = (0..g.num_edges()).collect(); let weights = edgevec![&g, weights]; assert!(g.edges().all(|e| weights[e] == g.edge_id(e)));