Open-Harbor/osrm-backend
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Use correct bounding box

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For some reason
envelop = make_inverse<box_t>();
boost::geometry::expand(envelop, next);
normalizes longitude to [-180,180]
This commit is contained in:
Michael Krasnyk 2017-08-31 14:38:52 +02:00
parent 20ff138f08
commit a7c1967ca0
1 changed files with 12 additions and 4 deletions
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16
src/extractor/location_dependent_data.cpp
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@ -99,7 +99,11 @@ void LocationDependentData::loadLocationDependentData(const boost::filesystem::p
std::vector<segment_t> segments; std::vector<segment_t> segments;
auto append_ring_segments = [&segments, &to_point](const auto &coordinates_array) -> box_t { auto append_ring_segments = [&segments, &to_point](const auto &coordinates_array) -> box_t {
box_t envelop; using coord_t = boost::geometry::traits::coordinate_type<point_t>::type;
auto x_min = std::numeric_limits<coord_t>::max();
auto y_min = std::numeric_limits<coord_t>::max();
auto x_max = std::numeric_limits<coord_t>::min();
auto y_max = std::numeric_limits<coord_t>::min();
if (!coordinates_array.Empty()) if (!coordinates_array.Empty())
{ {
point_t curr = to_point(coordinates_array[0]), next; point_t curr = to_point(coordinates_array[0]), next;
@ -107,10 +111,14 @@ void LocationDependentData::loadLocationDependentData(const boost::filesystem::p
{ {
next = to_point(coordinates_array[i]); next = to_point(coordinates_array[i]);
segments.emplace_back(curr, next); segments.emplace_back(curr, next);
boost::geometry::expand(envelop, next); x_min = std::min(x_min, next.x());
x_max = std::max(x_max, next.x());
y_min = std::min(y_min, next.y());
y_max = std::max(y_max, next.y());
} }
} }
return envelop;
return box_t{{x_min, y_min}, {x_max, y_max}};
}; };
auto envelop = append_ring_segments(rings[0].GetArray()); auto envelop = append_ring_segments(rings[0].GetArray());
@ -121,7 +129,7 @@ void LocationDependentData::loadLocationDependentData(const boost::filesystem::p
} }
constexpr const std::size_t segments_per_band = 10; constexpr const std::size_t segments_per_band = 10;
constexpr const std::size_t max_bands = 10000; constexpr const std::size_t max_bands = 100000;
auto num_bands = segments.size() / segments_per_band; auto num_bands = segments.size() / segments_per_band;
if (num_bands < 1) if (num_bands < 1)
{ {