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Be kind to the optimizer, pass coordinates by value (just two ints)

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This commit is contained in:
Daniel J. Hofmann
2016-01-21 13:07:24 +01:00
committed by Patrick Niklaus
parent 46fc6f8da4
commit d391df52ba
17 changed files with 165 additions and 162 deletions
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src/util/coordinate_calculation.cpp
+23 -25
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@@ -6,8 +6,6 @@
#include <boost/assert.hpp>
#include "osrm/coordinate.hpp"
#include <cmath>
#include <limits>
@@ -44,15 +42,15 @@ double haversineDistance(const int lat1, const int lon1, const int lat2, const i
return EARTH_RADIUS * charv;
}
double haversineDistance(const FixedPointCoordinate &coordinate_1,
const FixedPointCoordinate &coordinate_2)
double haversineDistance(const FixedPointCoordinate coordinate_1,
const FixedPointCoordinate coordinate_2)
{
return haversineDistance(coordinate_1.lat, coordinate_1.lon, coordinate_2.lat,
coordinate_2.lon);
}
double greatCircleDistance(const FixedPointCoordinate &coordinate_1,
const FixedPointCoordinate &coordinate_2)
double greatCircleDistance(const FixedPointCoordinate coordinate_1,
const FixedPointCoordinate coordinate_2)
{
return greatCircleDistance(coordinate_1.lat, coordinate_1.lon, coordinate_2.lat,
coordinate_2.lon);
@@ -75,9 +73,9 @@ double greatCircleDistance(const int lat1, const int lon1, const int lat2, const
return std::hypot(x_value, y_value) * EARTH_RADIUS;
}
double perpendicularDistance(const FixedPointCoordinate &source_coordinate,
const FixedPointCoordinate &target_coordinate,
const FixedPointCoordinate &query_location)
double perpendicularDistance(const FixedPointCoordinate source_coordinate,
const FixedPointCoordinate target_coordinate,
const FixedPointCoordinate query_location)
{
double ratio;
FixedPointCoordinate nearest_location;
@@ -86,9 +84,9 @@ double perpendicularDistance(const FixedPointCoordinate &source_coordinate,
nearest_location, ratio);
}
double perpendicularDistance(const FixedPointCoordinate &segment_source,
const FixedPointCoordinate &segment_target,
const FixedPointCoordinate &query_location,
double perpendicularDistance(const FixedPointCoordinate segment_source,
const FixedPointCoordinate segment_target,
const FixedPointCoordinate query_location,
FixedPointCoordinate &nearest_location,
double &ratio)
{
@@ -100,10 +98,10 @@ double perpendicularDistance(const FixedPointCoordinate &segment_source,
}
double
perpendicularDistanceFromProjectedCoordinate(const FixedPointCoordinate &source_coordinate,
const FixedPointCoordinate &target_coordinate,
const FixedPointCoordinate &query_location,
const std::pair<double, double> &projected_coordinate)
perpendicularDistanceFromProjectedCoordinate(const FixedPointCoordinate source_coordinate,
const FixedPointCoordinate target_coordinate,
const FixedPointCoordinate query_location,
const std::pair<double, double> projected_coordinate)
{
double ratio;
FixedPointCoordinate nearest_location;
@@ -114,10 +112,10 @@ perpendicularDistanceFromProjectedCoordinate(const FixedPointCoordinate &source_
}
double
perpendicularDistanceFromProjectedCoordinate(const FixedPointCoordinate &segment_source,
const FixedPointCoordinate &segment_target,
const FixedPointCoordinate &query_location,
const std::pair<double, double> &projected_coordinate,
perpendicularDistanceFromProjectedCoordinate(const FixedPointCoordinate segment_source,
const FixedPointCoordinate segment_target,
const FixedPointCoordinate query_location,
const std::pair<double, double> projected_coordinate,
FixedPointCoordinate &nearest_location,
double &ratio)
{
@@ -196,8 +194,8 @@ double degToRad(const double degree) { return degree * (static_cast<double>(M_PI
double radToDeg(const double radian) { return radian * (180.0 * static_cast<double>(M_1_PI)); }
double bearing(const FixedPointCoordinate &first_coordinate,
const FixedPointCoordinate &second_coordinate)
double bearing(const FixedPointCoordinate first_coordinate,
const FixedPointCoordinate second_coordinate)
{
const double lon_diff =
second_coordinate.lon / COORDINATE_PRECISION - first_coordinate.lon / COORDINATE_PRECISION;
@@ -220,9 +218,9 @@ double bearing(const FixedPointCoordinate &first_coordinate,
return result;
}
double computeAngle(const FixedPointCoordinate &first,
const FixedPointCoordinate &second,
const FixedPointCoordinate &third)
double computeAngle(const FixedPointCoordinate first,
const FixedPointCoordinate second,
const FixedPointCoordinate third)
{
const double v1x = (first.lon - second.lon) / COORDINATE_PRECISION;
const double v1y = mercator::latToY(first.lat / COORDINATE_PRECISION) -