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Don't clip on read except in z0

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This commit is contained in:
Erica Fischer
2024-02-02 11:23:15 -08:00
parent 23566e34d1
commit e507d82574
1 changed files with 8 additions and 6 deletions
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tile.cpp
+8 -6
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@@ -502,7 +502,7 @@ void rewrite(drawvec &geom, int z, int nextzoom, int maxzoom, long long *bbox, u
// printf("%d/%d/%d: %lld,%lld <==\n", nextzoom, jx, jy, sf.geometry[0].x, sf.geometry[0].y);
clip_to_tile(sf, nextzoom, buffer, false);
if (sf.geometry.size() > 0) {
if (sf.geometry.size() > 0) {
// serialize_feature wants world coordinates, downscaled
for (auto &g : sf.geometry) {
g.x = SHIFT_RIGHT(g.x + (jx << (32 - nextzoom)));
@@ -526,8 +526,8 @@ void rewrite(drawvec &geom, int z, int nextzoom, int maxzoom, long long *bbox, u
geomfile[j]->serialize_long_long(feature.size(), &geompos[j], fname);
geomfile[j]->fwrite_check(feature.c_str(), sizeof(char), feature.size(), &geompos[j], fname);
} else {
printf("clipped away\n");
}
// printf("clipped away\n");
}
}
}
}
@@ -1638,9 +1638,11 @@ serial_feature next_feature(decompressor *geoms, std::atomic<long long> *geompos
// printf("%d/%d/%d: %lld,%lld\n", z, tx, ty, sf.geometry[0].x, sf.geometry[0].y);
if (clip_to_tile(sf, z, buffer, true)) {
printf("clipped away in %d\n", z);
continue;
if (z == 0) { // in other zooms, features will have already been clipped
if (clip_to_tile(sf, z, buffer, true)) {
// printf("clipped away in %d\n", z);
continue;
}
}
if (sf.geometry.size() > 0) {