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update distance table entries only if larger than 0.

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Dennis Luxen 2014-11-13 13:45:21 +01:00
parent 2cc8ae875a
commit bec585e382
1 changed files with 1 additions and 1 deletions
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RoutingAlgorithms/ManyToManyRouting.h
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@ -171,7 +171,7 @@ template <class DataFacadeT> class ManyToManyRouting final : public BasicRouting
(*result_table)[source_id * number_of_locations + target_id]; (*result_table)[source_id * number_of_locations + target_id];
// check if new distance is better // check if new distance is better
const EdgeWeight new_distance = source_distance + target_distance; const EdgeWeight new_distance = source_distance + target_distance;
if (new_distance >= 0 && new_distance < current_distance) if (new_distance > 0 && new_distance < current_distance)
{ {
(*result_table)[source_id * number_of_locations + target_id] = (*result_table)[source_id * number_of_locations + target_id] =
(source_distance + target_distance); (source_distance + target_distance);