988b6e3311
Intersection analysis occupy in osrm::extractor::intersection namespace and guidance code osrm::guidance
38 lines
1.3 KiB
C++
38 lines
1.3 KiB
C++
#ifndef OSRM_EXTRACTOR_INTERSECTION_CONSTANTS_HPP_
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#define OSRM_EXTRACTOR_INTERSECTION_CONSTANTS_HPP_
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namespace osrm
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{
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namespace extractor
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{
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namespace intersection
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{
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// what angle is interpreted as going straight
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const double constexpr STRAIGHT_ANGLE = 180.;
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const double constexpr ORTHOGONAL_ANGLE = 90.;
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// if a turn deviates this much from going straight, it will be kept straight
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const double constexpr MAXIMAL_ALLOWED_NO_TURN_DEVIATION = 3.;
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// angle that lies between two nearly indistinguishable roads
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const double constexpr NARROW_TURN_ANGLE = 40.;
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const double constexpr GROUP_ANGLE = 60;
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// angle difference that can be classified as straight, if its the only narrow turn
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const double constexpr FUZZY_ANGLE_DIFFERENCE = 25.;
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// Road priorities give an idea of how obvious a turn is. If two priorities differ greatly (e.g.
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// service road over a primary road, the better priority can be seen as obvious due to its road
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// category).
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const double constexpr PRIORITY_DISTINCTION_FACTOR = 1.75;
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// the lane width we assume for a single lane
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const auto constexpr ASSUMED_LANE_WIDTH = 3.25;
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// how far apart can roads be at the most, when thinking about merging them?
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const auto constexpr MERGABLE_ANGLE_DIFFERENCE = 95.0;
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} // namespace intersection
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} // namespace extractor
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} // namespace osrm
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#endif // OSRM_EXTRACTOR_INTERSECTION_CONSTANTS_HPP_
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