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Hook up pmtiles and dirtiles as overzooming sources

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This commit is contained in:
Erica Fischer
2023-08-18 12:30:22 -07:00
parent 2869552328
commit bb107f25bb
1 changed files with 9 additions and 9 deletions
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tile-join.cpp
+9 -9
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@@ -551,15 +551,19 @@ std::string retrieve_overzoom(struct reader *r, zxy tile) {
const char *data = (const char *) sqlite3_column_blob(stmt, 0);
size_t len = sqlite3_column_bytes(stmt, 0);
printf("len is %zu\n", len);
source = std::string(data, len);
} else {
printf("no tile %lld/%lld/%lld\n", parent_tile.z, parent_tile.x, parent_tile.y);
}
sqlite3_finalize(stmt);
} else if (r->pmtiles_map != NULL) {
uint64_t tile_offset;
uint32_t tile_length;
std::tie(tile_offset, tile_length) = pmtiles_get_tile(r->pmtiles_map, parent_tile.z, parent_tile.x, parent_tile.y);
if (tile_length > 0) {
source = std::string(r->pmtiles_map + tile_offset, tile_length);
}
} else {
printf("no db\n");
source = dir_read_tile(r->dirbase, parent_tile);
}
if (pthread_mutex_unlock(&retrieve_lock) != 0) {
@@ -568,10 +572,7 @@ std::string retrieve_overzoom(struct reader *r, zxy tile) {
if (source.size() != 0) {
std::string ret = overzoom(source, parent_tile.z, parent_tile.x, parent_tile.y, tile.z, tile.x, tile.y, 12, 5, std::set<std::string>());
printf("returning %zu for %lld/%lld/%lld\n", ret.size(), tile.z, tile.x, tile.y);
return ret;
} else {
printf("source is empty\n");
}
return "";
@@ -607,11 +608,10 @@ void *join_worker(void *v) {
// it is a candidate for overzooming this tile from whatever
// zoom level it did produce last.
printf("overzooming %lld/%lld/%lld from zoom %d in %s\n", ai->first.z, ai->first.x, ai->first.y, r->maxzoom_so_far, r->name.c_str());
// printf("overzooming %lld/%lld/%lld from zoom %d in %s\n", ai->first.z, ai->first.x, ai->first.y, r->maxzoom_so_far, r->name.c_str());
std::string overzoomed = retrieve_overzoom(r, ai->first);
if (overzoomed.size() != 0) {
ai->second.push_back(overzoomed);
printf("got something\n");
}
}
}