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Stabilize feature order in overzoom

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Erica Fischer
2024-02-28 14:40:48 -08:00
parent d9a5c2eed7
commit c49cebb541
4 changed files with 12 additions and 1 deletions
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CHANGELOG.md
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@@ -1,3 +1,7 @@
# 2.47.0
* Stabilize feature order in tippecanoe-overzoom when --preserve-feature-order is specified but the sequence attribute is not present
# 2.46.0 # 2.46.0
* Polygon dust returns to having the attributes of the contributing feature nearest the placeholder instead of the contributing feature with the largest area. * Polygon dust returns to having the attributes of the contributing feature nearest the placeholder instead of the contributing feature with the largest area.
Makefile
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@@ -278,6 +278,12 @@ overzoom-test: tippecanoe-overzoom
./tippecanoe-decode tests/pbf/13-1310-3166.pbf 13 1310 3166 > tests/pbf/13-1310-3166.pbf.json.check ./tippecanoe-decode tests/pbf/13-1310-3166.pbf 13 1310 3166 > tests/pbf/13-1310-3166.pbf.json.check
cmp tests/pbf/13-1310-3166.pbf.json.check tests/pbf/13-1310-3166.pbf.json cmp tests/pbf/13-1310-3166.pbf.json.check tests/pbf/13-1310-3166.pbf.json
rm tests/pbf/13-1310-3166.pbf tests/pbf/13-1310-3166.pbf.json.check rm tests/pbf/13-1310-3166.pbf tests/pbf/13-1310-3166.pbf.json.check
# Make sure feature order is stable
./tippecanoe-overzoom --preserve-input-order -o tests/pbf/11-327-791-out.pbf tests/pbf/11-327-791.pbf 11/327/791 11/327/791
./tippecanoe-decode tests/pbf/11-327-791.pbf 11 327 791 > tests/pbf/11-327-791.json
./tippecanoe-decode tests/pbf/11-327-791-out.pbf 11 327 791 > tests/pbf/11-327-791-out.json
cmp tests/pbf/11-327-791.json tests/pbf/11-327-791-out.json
rm tests/pbf/11-327-791.json tests/pbf/11-327-791-out.json tests/pbf/11-327-791-out.pbf
# Different detail and buffer, and attribute stripping # Different detail and buffer, and attribute stripping
./tippecanoe-overzoom -d8 -b30 -y NAME -y name -y scalerank -o tests/pbf/13-1310-3166-8-30.pbf tests/pbf/11-327-791.pbf 11/327/791 13/1310/3166 ./tippecanoe-overzoom -d8 -b30 -y NAME -y name -y scalerank -o tests/pbf/13-1310-3166-8-30.pbf tests/pbf/11-327-791.pbf 11/327/791 13/1310/3166
./tippecanoe-decode tests/pbf/13-1310-3166-8-30.pbf 13 1310 3166 > tests/pbf/13-1310-3166-8-30.pbf.json.check ./tippecanoe-decode tests/pbf/13-1310-3166-8-30.pbf 13 1310 3166 > tests/pbf/13-1310-3166-8-30.pbf.json.check
clip.cpp
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@@ -895,6 +895,7 @@ std::string overzoom(const mvt_tile &tile, int oz, int ox, int oy, int nz, int n
static const std::string retain_points_multiplier_sequence = "tippecanoe:retain_points_multiplier_sequence"; static const std::string retain_points_multiplier_sequence = "tippecanoe:retain_points_multiplier_sequence";
for (auto feature : layer.features) { for (auto feature : layer.features) {
feature.seq = 0;
bool flush_multiplier_cluster = false; bool flush_multiplier_cluster = false;
if (demultiply) { if (demultiply) {
for (ssize_t i = feature.tags.size() - 2; i >= 0; i -= 2) { for (ssize_t i = feature.tags.size() - 2; i >= 0; i -= 2) {
version.hpp
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@@ -1,6 +1,6 @@
#ifndef VERSION_HPP #ifndef VERSION_HPP
#define VERSION_HPP #define VERSION_HPP
#define VERSION "v2.46.0" #define VERSION "v2.47.0"
#endif #endif