ExternalVendorCode/tippecanoe
1
0
Fork 0
mirror of https://github.com/mapbox/tippecanoe.git synced 2025-03-25 13:17:38 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Avoid potential infinite loop from choosing the same min density again

Browse Source
This commit is contained in:
Eric Fischer 2017-05-31 10:58:11 -07:00
parent cf3a0800b8
commit dba24959ba
3 changed files with 16 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
CHANGELOG.md
View File

@ -1,3 +1,7 @@
## 1.19.1
* Add an option to increase maxzoom if features are still being dropped
## 1.19.0
* Tile-join can merge and create directories, not only mbtiles

14
tile.cpp
View File

@ -1803,7 +1803,11 @@ long long write_tile(FILE *geoms, long long *geompos_in, char *metabase, char *s
continue;
} else if (additional[A_DROP_DENSEST_AS_NEEDED]) {
mingap_fraction = mingap_fraction * 200000.0 / totalsize * 0.90;
mingap = choose_mingap(indices, mingap_fraction);
unsigned long long mg = choose_mingap(indices, mingap_fraction);
if (mg <= mingap) {
mg = mingap * 1.5;
}
mingap = mg;
if (mingap > arg->mingap_out) {
arg->mingap_out = mingap;
arg->still_dropping = true;
@ -1883,7 +1887,11 @@ long long write_tile(FILE *geoms, long long *geompos_in, char *metabase, char *s
line_detail++; // to keep it the same when the loop decrements it
} else if (additional[A_DROP_DENSEST_AS_NEEDED]) {
mingap_fraction = mingap_fraction * max_tile_size / compressed.size() * 0.90;
mingap = choose_mingap(indices, mingap_fraction);
unsigned long long mg = choose_mingap(indices, mingap_fraction);
if (mg <= mingap) {
mg = mingap * 1.5;
}
mingap = mg;
if (mingap > arg->mingap_out) {
arg->mingap_out = mingap;
arg->still_dropping = true;
@ -2272,7 +2280,7 @@ int traverse_zooms(int *geomfd, off_t *geom_size, char *metabase, char *stringpo
i = args[thread].wrote_zoom;
}
if (i == maxzoom && args[thread].still_dropping && maxzoom < MAX_ZOOM) {
if (additional[A_EXTEND_ZOOMS] && i == maxzoom && args[thread].still_dropping && maxzoom < MAX_ZOOM) {
maxzoom++;
}
}

2
version.hpp
View File

@ -1 +1 @@
#define VERSION "tippecanoe v1.19.0\n"
#define VERSION "tippecanoe v1.19.1\n"