Function geohashGetDistanceIfInRadius

app/redis-6.2.6/src/geohash_helper.c:232–238

}

int geohashGetDistanceIfInRadius(double x1, double y1,
                                 double x2, double y2, double radius,
                                 double *distance) {
    *distance = geohashGetDistance(x1, y1, x2, y2);
    if (*distance > radius) return 0;
    return 1;
}

int geohashGetDistanceIfInRadiusWGS84(double x1, double y1, double x2,
                                      double y2, double radius,