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Switch squaredEuclideanDistance to uint64_t

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This commit is contained in:
Patrick Niklaus 2016-04-09 00:48:57 +02:00
parent fa6d4ac0bc
commit 68ee4eab61
2 changed files with 4 additions and 4 deletions
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2
include/util/coordinate_calculation.hpp
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@ -34,7 +34,7 @@ const constexpr double MAX_LONGITUDE = 180.0;
}
//! Takes the squared euclidean distance of the input coordinates. Does not return meters!
double squaredEuclideanDistance(const FloatCoordinate &lhs, const FloatCoordinate &rhs);
std::uint64_t squaredEuclideanDistance(const Coordinate &lhs, const Coordinate &rhs);
double haversineDistance(const Coordinate first_coordinate, const Coordinate second_coordinate);

6
src/util/coordinate_calculation.cpp
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@ -18,10 +18,10 @@ namespace coordinate_calculation
{
// Does not project the coordinates!
double squaredEuclideanDistance(const FloatCoordinate &lhs, const FloatCoordinate &rhs)
std::uint64_t squaredEuclideanDistance(const Coordinate &lhs, const Coordinate &rhs)
{
const double dx = static_cast<double>(lhs.lon - rhs.lon);
const double dy = static_cast<double>(lhs.lat - rhs.lat);
const std::uint64_t dx = static_cast<std::int32_t>(lhs.lon - rhs.lon);
const std::uint64_t dy = static_cast<std::int32_t>(lhs.lat - rhs.lat);
return dx * dx + dy * dy;
}