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Erica Fischer
2023-12-11 12:07:42 -08:00
parent c719ce2fe5
commit f53d9f77d2
1 changed files with 8 additions and 1 deletions
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serial.cpp
+8 -1
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@@ -364,14 +364,21 @@ static long long scale_geometry(struct serialization_state *sst, long long *bbox
prev_x = op.x; prev_x = op.x;
} }
// If this is a polygon, in which the first and last
// points of each ring are supposed to be identical,
// make sure the antimeridian wraparound detection
// preserves that expectation. If it doesn't, it means
// we have detected something wrongly.
if (geom[j - 1] == geom[i]) { if (geom[j - 1] == geom[i]) {
if (offset != 0) { if (offset != 0) {
// first and last points are supposed to be the same // first and last points are supposed to be the same
// but there is an unresolved antimeridian shift still // but there is an unresolved antimeridian shift
balanced = false; balanced = false;
} }
} }
// If something contradictory happened in longitude
// wraparound detection, restore the original geometry
if (!balanced) { if (!balanced) {
ring.clear(); ring.clear();
for (size_t k = i; k < j; k++) { for (size_t k = i; k < j; k++) {