diff options
| author | Mikhail Pozdnyakov <mikhail.pozdnyakov@mapbox.com> | 2019-07-24 18:19:00 +0300 |
|---|---|---|
| committer | Mikhail Pozdnyakov <mikhail.pozdnyakov@mapbox.com> | 2019-07-25 17:36:35 +0300 |
| commit | 273ad436fb4d2a18c6749bd4e40fa56546e9285c (patch) | |
| tree | ba1c66084f43adb5d9a66c48279723fc62d35288 /src/mbgl/tile/vector_tile_data.cpp | |
| parent | e6e1e15f950dc246e609cf4acf5b9d6ca13f8806 (diff) | |
| download | qtlocation-mapboxgl-273ad436fb4d2a18c6749bd4e40fa56546e9285c.tar.gz | |
[core] Avoid copying feature properties
Diffstat (limited to 'src/mbgl/tile/vector_tile_data.cpp')
| -rw-r--r-- | src/mbgl/tile/vector_tile_data.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/mbgl/tile/vector_tile_data.cpp b/src/mbgl/tile/vector_tile_data.cpp index 926e596080..d53f1deba6 100644 --- a/src/mbgl/tile/vector_tile_data.cpp +++ b/src/mbgl/tile/vector_tile_data.cpp @@ -26,8 +26,11 @@ optional<Value> VectorTileFeature::getValue(const std::string& key) const { return value->is<NullValue>() ? nullopt : std::move(value); } -std::unordered_map<std::string, Value> VectorTileFeature::getProperties() const { - return feature.getProperties(); +const PropertyMap& VectorTileFeature::getProperties() const { + if (!properties) { + properties = feature.getProperties(); + } + return *properties; } FeatureIdentifier VectorTileFeature::getID() const { |