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Progress toward eliminating decodes of feature indices

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Erica Fischer
2025-02-10 13:02:22 -08:00
parent 16c71ff756
commit ebcc8bf799
6 changed files with 30 additions and 14 deletions
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tile.cpp
+4 -2
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@@ -714,7 +714,7 @@ static void *simplification_worker(void *v) {
if (t == VT_POLYGON && additional[A_GENERATE_POLYGON_LABEL_POINTS]) {
t = (*features)[i]->t = VT_POINT;
geom = checkerboard_anchors(from_tile_scale(geom, z, out_detail), (*features)[i]->tx, (*features)[i]->ty, z, (*features)[i]->label_point);
geom = checkerboard_anchors(from_tile_scale(geom, z, out_detail), (*features)[i]->tx, (*features)[i]->ty, z, (*features)[i]->label_x, (*features)[i]->label_y);
to_tile_scale(geom, z, out_detail);
}
@@ -1131,6 +1131,8 @@ static serial_feature next_feature(decompressor *geoms, std::atomic<long long> *
unsigned wx1, wy1;
decode_index(next_feature_state.previndex, &wx1, &wy1);
// find the furthest distance of a vertex in this feature
// from the representative point of the previous feature
for (auto const &g : sf.geometry) {
long long dx = (long long) wx1 - (g.x + ox);
long long dy = (long long) wy1 - (g.y + oy);
@@ -2819,7 +2821,7 @@ long long write_tile(decompressor *geoms, std::atomic<long long> *geompos_in, ch
}
if (skipped > 0 || too_many_bytes || too_many_features) {
fprintf(stderr, "Can't happen: writing tile even though we skipped\n");
fprintf(stderr, "Can't happen: writing tile even though we skipped (%zu %d %d)\n", skipped, too_many_bytes, too_many_features);
exit(EXIT_IMPOSSIBLE);
}