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Fix Radius Calculation for points collinear in latidue

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This commit is contained in:
Daniel Patterson
2016-04-10 17:23:22 -07:00
committed by Moritz Kobitzsch
parent 59c12506cf
commit 43725bae89
6 changed files with 399 additions and 13 deletions
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include/extractor/guidance/toolkit.hpp
+3 -2
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@@ -56,7 +56,7 @@ getCoordinateFromCompressedRange(util::Coordinate current_coordinate,
BOOST_ASSERT(segment_length > 0);
BOOST_ASSERT(second_distance >= detail::DESIRED_SEGMENT_LENGTH);
double missing_distance = detail::DESIRED_SEGMENT_LENGTH - first_distance;
return missing_distance / segment_length;
return std::max(0., std::min(missing_distance / segment_length, 1.0));
};
for (auto compressed_geometry_itr = compressed_geometry_begin;
@@ -84,7 +84,8 @@ getCoordinateFromCompressedRange(util::Coordinate current_coordinate,
util::coordinate_calculation::haversineDistance(current_coordinate, final_coordinate);
// reached point where coordinates switch between
if (distance_to_next_coordinate >= detail::DESIRED_SEGMENT_LENGTH)
if (distance_to_current_coordinate < detail::DESIRED_SEGMENT_LENGTH &&
distance_to_next_coordinate >= detail::DESIRED_SEGMENT_LENGTH)
return util::coordinate_calculation::interpolateLinear(
getFactor(distance_to_current_coordinate, distance_to_next_coordinate),
current_coordinate, final_coordinate);