33 lines
982 B
C++
33 lines
982 B
C++
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#pragma once
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#include <vanetza/geodesy/position.hpp>
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namespace vanetza
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{
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namespace geodesy
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{
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/**
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* Get distance between two geodetic positions.
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* Delegates to the best available backend (GeographicLib if available, else haversine).
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* \param a first position
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* \param b second position
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* \return distance in meters (always positive) or NaN for invalid input
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*/
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units::Length distance(const GeodeticPosition& a, const GeodeticPosition& b);
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/**
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* Derive cartesian position ENU from geodetic WGS84 coordinates
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* and a WGS84 reference point which becomes the cartesian origin.
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* Delegates to the best available backend.
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* \param origin WGS84 reference point becoming origin
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* \param position Calculate cartesian coordinates for this point
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* \return Cartesian coordinates of position relative to origin
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*/
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CartesianPosition local_cartesian(
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const GeodeticPosition& origin,
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const GeodeticPosition& position);
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} // namespace geodesy
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} // namespace vanetza
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