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| author | Mikhail Pozdnyakov <mikhail.pozdnyakov@mapbox.com> | 2019-09-10 16:25:14 +0300 |
|---|---|---|
| committer | Mikhail Pozdnyakov <mikhail.pozdnyakov@mapbox.com> | 2019-09-13 13:45:48 +0300 |
| commit | fc741cdd211c5eb010fa5eb220b13b1f42bf8bde (patch) | |
| tree | 42f975231e7fde4e017392d860da49b263a658de /src/mbgl/text/cross_tile_symbol_index.hpp | |
| parent | 796cc3a4d6ce7fd4d857e0985392efccb388dfb1 (diff) | |
| download | qtlocation-mapboxgl-fc741cdd211c5eb010fa5eb220b13b1f42bf8bde.tar.gz | |
[core] Initiate new placement only when a new bucket appeares
Diffstat (limited to 'src/mbgl/text/cross_tile_symbol_index.hpp')
| -rw-r--r-- | src/mbgl/text/cross_tile_symbol_index.hpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/mbgl/text/cross_tile_symbol_index.hpp b/src/mbgl/text/cross_tile_symbol_index.hpp index d905aeb569..4e32698b3e 100644 --- a/src/mbgl/text/cross_tile_symbol_index.hpp +++ b/src/mbgl/text/cross_tile_symbol_index.hpp @@ -1,6 +1,7 @@ #pragma once #include <mbgl/tile/tile_id.hpp> +#include <mbgl/util/bitmask_operations.hpp> #include <mbgl/util/geometry.hpp> #include <mbgl/util/constants.hpp> #include <mbgl/util/optional.hpp> @@ -58,7 +59,13 @@ class CrossTileSymbolIndex { public: CrossTileSymbolIndex(); - bool addLayer(const RenderLayer& layer, float lng); + enum class AddLayerResult : uint8_t { + NoChanges = 0, + BucketsAdded = 1 << 0, + BucketsRemoved = 1 << 1 + }; + + AddLayerResult addLayer(const RenderLayer& layer, float lng); void pruneUnusedLayers(const std::set<std::string>&); void reset(); |