55 lines
1.7 KiB
C++
55 lines
1.7 KiB
C++
#include "engine/guidance/assemble_steps.hpp"
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#include <boost/assert.hpp>
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#include "util/bearing.hpp"
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#include "util/log.hpp"
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#include <cmath>
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#include <cstddef>
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namespace osrm
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{
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namespace engine
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{
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namespace guidance
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{
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namespace detail
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{
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std::pair<short, short> getDepartBearings(const LegGeometry &leg_geometry,
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const PhantomNode &source_node,
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const bool traversed_in_reverse)
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{
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BOOST_ASSERT(leg_geometry.locations.size() >= 2);
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const auto turn_coordinate = leg_geometry.locations.front();
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const auto post_turn_coordinate = *(leg_geometry.locations.begin() + 1);
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if (turn_coordinate == post_turn_coordinate)
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{
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return std::make_pair<short, short>(0, source_node.GetBearing(traversed_in_reverse));
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}
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return std::make_pair<short, short>(
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0,
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std::round(util::coordinate_calculation::bearing(turn_coordinate, post_turn_coordinate)));
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}
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std::pair<short, short> getArriveBearings(const LegGeometry &leg_geometry,
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const PhantomNode &target_node,
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const bool traversed_in_reverse)
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{
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BOOST_ASSERT(leg_geometry.locations.size() >= 2);
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const auto turn_coordinate = leg_geometry.locations.back();
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const auto pre_turn_coordinate = *(leg_geometry.locations.end() - 2);
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if (turn_coordinate == pre_turn_coordinate)
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{
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return std::make_pair<short, short>(target_node.GetBearing(traversed_in_reverse), 0);
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}
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return std::make_pair<short, short>(
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std::round(util::coordinate_calculation::bearing(pre_turn_coordinate, turn_coordinate)), 0);
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}
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} // ns detail
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} // ns engine
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} // ns guidance
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} // ns detail
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