Function longLatFromMember

src/geo.cpp:114–120

Input Argument Helper */ Decode lat/long from a zset member's score. * Returns C_OK on successful decoding, otherwise C_ERR is returned. */

/* Decode lat/long from a zset member's score.
 * Returns C_OK on successful decoding, otherwise C_ERR is returned. */
int longLatFromMember(robj_roptr zobj, robj *member, double *xy) {
    double score = 0;

    if (zsetScore(zobj, szFromObj(member), &score) == C_ERR) return C_ERR;
    if (!decodeGeohash(score, xy)) return C_ERR;
    return C_OK;
}

/* Check that the unit argument matches one of the known units, and returns
 * the conversion factor to meters (you need to divide meters by the conversion