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Update geohash.c

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fix geohasEncode bug when step > 31
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球状闪电 2018-06-12 15:28:28 +08:00 committed by GitHub
parent 94751543b0
commit 7659619824
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1 changed files with 2 additions and 2 deletions
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src/geohash.c
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@ -144,8 +144,8 @@ int geohashEncode(const GeoHashRange *long_range, const GeoHashRange *lat_range,
(longitude - long_range->min) / (long_range->max - long_range->min); (longitude - long_range->min) / (long_range->max - long_range->min);
/* convert to fixed point based on the step size */ /* convert to fixed point based on the step size */
lat_offset *= (1 << step); lat_offset *= (1ULL << step);
long_offset *= (1 << step); long_offset *= (1ULL << step);
hash->bits = interleave64(lat_offset, long_offset); hash->bits = interleave64(lat_offset, long_offset);
return 1; return 1;
} }