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Fix min average sample time

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This commit is contained in:
Patrick Niklaus 2015-12-18 23:28:16 +01:00
parent 326f2d2743
commit f9f3d43152
1 changed files with 8 additions and 5 deletions
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13
routing_algorithms/map_matching.hpp
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@ -106,20 +106,23 @@ class MapMatching final : public BasicRoutingInterface<DataFacadeT, MapMatching<
osrm::matching::SubMatchingList &sub_matchings) const
{
BOOST_ASSERT(candidates_list.size() == trace_coordinates.size());
BOOST_ASSERT(candidates_list.size() > 1);
const bool use_timestamps = trace_timestamps.size() > 1;
const auto median_sample_time = [&]() {
if (trace_timestamps.size() > 1)
if (use_timestamps)
{
return GetMedianSampleTime(trace_timestamps);
return std::max(1u, GetMedianSampleTime(trace_timestamps));
}
else
{
return 0u;
return 1u;
}
}();
const auto max_broken_time = median_sample_time * osrm::matching::MAX_BROKEN_STATES;
const auto max_distance_delta = [&]() {
if (trace_timestamps.size() > 1)
if (use_timestamps)
{
return median_sample_time * osrm::matching::MAX_SPEED;
}
@ -161,7 +164,7 @@ class MapMatching final : public BasicRoutingInterface<DataFacadeT, MapMatching<
bool trace_split = prev_unbroken_timestamps.empty();
// use temporal information if available to determine a split
if (!trace_timestamps.empty())
if (use_timestamps)
{
trace_split =
trace_split ||