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Constrain calculated center point to be within the bounding box

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It could come out bigger because it is calculated from the center
of the densest tile, not actually the centroid.
This commit is contained in:
Eric Fischer
2014-10-26 13:12:29 -07:00
parent 9bb4a549ca
commit 4b171c74b7
1 changed files with 13 additions and 0 deletions
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geojson.c
+13
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@@ -468,6 +468,19 @@ next_feature:
tile2latlon(file_bbox[0], file_bbox[1], 32, &maxlat, &minlon);
tile2latlon(file_bbox[2], file_bbox[3], 32, &minlat, &maxlon);
if (midlat < minlat) {
midlat = minlat;
}
if (midlat > maxlat) {
midlat = maxlat;
}
if (midlon < minlon) {
midlon = minlon;
}
if (midlon > maxlon) {
midlon = maxlon;
}
mbtiles_write_metadata(outdb, fname, layername, minzoom, maxzoom, minlat, minlon, maxlat, maxlon, midlat, midlon, &file_keys);
pool_free_strings(&file_keys);