static void
yagi_random_graph(GraphType &g, size_t max_vertices, int vertex_time_limit, double edge_to_vertex_ratio)
{
start_deadman(vertex_time_limit);
for (size_t i=0; i<max_vertices && !had_alarm; ++i)
g.add_vertex();
for (size_t i=g.num_vertices()*edge_to_vertex_ratio; i>0; --i)
g.add_edge(yagi_random_vertex(g), yagi_random_vertex(g));
}
Totals
yagi_time_add_vertex()
{
GraphType g;
start_deadman(2);
Sawyer::Stopwatch t;
while (!had_alarm && g.num_vertices()<MAX_VERTICES)
g.add_vertex();
t.stop();
return report("add vertex", yagi_size(g), g.num_vertices(), t, "verts/s");
}
Totals
yagi_time_remove_vertex()
{
GraphType g;
start_deadman(2);
while (!had_alarm && g.num_vertices()<MAX_VERTICES)
g.add_vertex();
GraphSize gsize = yagi_size(g);
size_t nv_orig = gsize.first;
start_deadman(2);
Sawyer::Stopwatch t;
for (size_t i=0; i<nv_orig && !had_alarm; ++i)
g.remove_vertex(yagi_random_vertex(g));
t.stop();
size_t nremoved = nv_orig - g.num_vertices();
return report("vert erase", gsize, nremoved, t, "verts/s");
}
Totals
yagi_time_add_edge()
{
GraphType g;
start_deadman(2);
while (!had_alarm && g.num_vertices()<MAX_VERTICES)
g.add_vertex();
start_deadman(2);
Sawyer::Stopwatch t;
while (!had_alarm && g.num_edges()<MAX_EDGES) {
typename GraphType::VertexDescriptor v1 = yagi_random_vertex(g);
typename GraphType::VertexDescriptor v2 = yagi_random_vertex(g);
g.add_edge(v1, v2);
}
t.stop();
return report("add edge", yagi_size(g), g.num_edges(), t, "edges/s");
}
