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Preserve heap state in map matching

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This commit is contained in:
Patrick Niklaus
2018-04-27 05:36:52 +00:00
committed by Patrick Niklaus
parent 89fabc1b9c
commit b630b4e32a
7 changed files with 185 additions and 98 deletions
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src/engine/routing_algorithms/map_matching.cpp
+14 -8
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@@ -227,6 +227,9 @@ SubMatchingList mapMatching(SearchEngineData<Algorithm> &engine_working_data,
{
continue;
}
forward_heap.Clear();
const auto &source_phantom = prev_unbroken_timestamps_list[s].phantom_node;
insertSourceInHeap(forward_heap, source_phantom);
for (const auto s_prime : util::irange<std::size_t>(0UL, current_viterbi.size()))
{
@@ -237,14 +240,17 @@ SubMatchingList mapMatching(SearchEngineData<Algorithm> &engine_working_data,
continue;
}
double network_distance =
getNetworkDistance(engine_working_data,
facade,
forward_heap,
reverse_heap,
prev_unbroken_timestamps_list[s].phantom_node,
current_timestamps_list[s_prime].phantom_node,
weight_upper_bound);
reverse_heap.Clear();
const auto &target_phantom = current_timestamps_list[s_prime].phantom_node;
insertTargetInHeap(reverse_heap, target_phantom);
double network_distance = getNetworkDistance(engine_working_data,
facade,
forward_heap,
reverse_heap,
source_phantom,
target_phantom,
weight_upper_bound);
// get distance diff between loc1/2 and locs/s_prime
const auto d_t = std::abs(network_distance - haversine_distance);