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Drop holes that are not inside an outer ring

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This commit is contained in:
Erica Fischer
2023-11-13 10:30:14 -08:00
parent 546b5fdbd3
commit e80d8786b8
1 changed files with 5 additions and 0 deletions
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polygon.cpp
+5
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@@ -829,6 +829,11 @@ drawvec clean_polygon(drawvec const &geom, int z, int detail) {
drawvec ret; drawvec ret;
for (size_t i = 0; i < rings.size(); i++) { for (size_t i = 0; i < rings.size(); i++) {
if (rings[i].area < 0 && rings[i].geom.size() != 0) {
// drop top-level holes
continue;
}
for (auto const &g : rings[i].geom) { for (auto const &g : rings[i].geom) {
ret.emplace_back(g.op, g.x / SCALE, g.y / SCALE); ret.emplace_back(g.op, g.x / SCALE, g.y / SCALE);
} }