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Round upward to catch narrow-but-tall or wide-but-short features

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This commit is contained in:
Eric Fischer 2016-05-25 11:08:04 -07:00
parent fa7a52d032
commit e253bbfe1d
1 changed files with 2 additions and 2 deletions
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4
geojson.cpp
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@ -304,9 +304,9 @@ int serialize_geometry(json_object *geometry, json_object *properties, const cha
if (prevent[P_CLIPPING]) {
static volatile long long warned = 0;
long long extent = ((bbox[2] - bbox[0]) / (1LL << (32 - maxzoom))) * ((bbox[3] - bbox[1]) / (1LL << (32 - maxzoom)));
long long extent = ((bbox[2] - bbox[0]) / ((1LL << (32 - maxzoom)) + 1)) * ((bbox[3] - bbox[1]) / ((1LL << (32 - maxzoom)) + 1));
if (extent > warned) {
fprintf(stderr, "Warning: %s:%d: Large unclipped (-pc) feature will be duplicated across %lld tiles\n", fname, line, extent);
fprintf(stderr, "Warning: %s:%d: Large unclipped (-pc) feature may be duplicated across %lld tiles\n", fname, line, extent);
warned = extent;
if (extent > 10000) {