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Don't run shell filters if the current zoom is below the minzoom

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This commit is contained in:
Eric Fischer 2019-04-05 15:10:39 -07:00
parent 18b6473cdb
commit e51899314d
1 changed files with 5 additions and 0 deletions
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5
tile.cpp
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@ -1786,6 +1786,11 @@ long long write_tile(FILE *geoms, std::atomic<long long> *geompos_in, char *meta
FILE *prefilter_read_fp = NULL;
json_pull *prefilter_jp = NULL;
if (z < minzoom) {
prefilter = NULL;
postfilter = NULL;
}
if (prefilter != NULL) {
setup_filter(prefilter, &prefilter_write, &prefilter_read, &prefilter_pid, z, tx, ty);
prefilter_fp = fdopen(prefilter_write, "w");