bool
TaskDijkstra::run()
{
const bool retval = distance_general();
if (retval)
save();
dijkstra.clear();
return retval;
}
bool
OLCDijkstra::solve_inner()
{
if (distance_general(m_dijkstra, 25)) {
save_solution();
return true;
}
return false;
}
bool
ContestDijkstra::Solve(bool exhaustive)
{
if (dijkstra.empty()) {
set_weightings();
dijkstra.reserve(CONTEST_QUEUE_SIZE);
}
assert(num_stages <= MAX_STAGES);
if (dijkstra.empty()) {
update_trace();
if (n_points < num_stages)
return true;
// don't re-start search unless we have had new data appear
if (!trace_dirty) {
return true;
}
} else if (exhaustive) {
update_trace();
if (n_points < num_stages)
return true;
} else if (n_points < num_stages) {
update_trace();
return true;
}
if (trace_dirty) {
trace_dirty = false;
dijkstra.restart(ScanTaskPoint(0, 0));
start_search();
add_start_edges();
if (dijkstra.empty()) {
return true;
}
}
#ifdef INSTRUMENT_TASK
count_olc_solve++;
count_olc_size = max(count_olc_size, dijkstra.queue_size());
#endif
if (distance_general(exhaustive ? 0 - 1 : 25)) {
SaveSolution();
update_trace();
return true;
}
return !dijkstra.empty();
}
