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author | Chris Loer <chris.loer@gmail.com> | 2017-05-17 13:49:48 -0700 |
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committer | Chris Loer <chris.loer@mapbox.com> | 2017-05-17 16:25:06 -0700 |
commit | 77b24bc0d3ddfda494cf1a7ce4090ff3a79324e4 (patch) | |
tree | cc5866773c159f1b3573f507069bf1c26660d560 /src/mbgl/tile/geometry_tile.cpp | |
parent | e7154adac3985b8d877c40d16c7d4b3916c7246b (diff) | |
download | qtlocation-mapboxgl-77b24bc0d3ddfda494cf1a7ce4090ff3a79324e4.tar.gz |
[core] Throttle tiles to redo symbol placement at most once every 300ms.
Fixes issue #8435 and prepares for pitch-scaling changes in issue #8967.
Diffstat (limited to 'src/mbgl/tile/geometry_tile.cpp')
-rw-r--r-- | src/mbgl/tile/geometry_tile.cpp | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/mbgl/tile/geometry_tile.cpp b/src/mbgl/tile/geometry_tile.cpp index 3da429ddf6..8f14a9c8aa 100644 --- a/src/mbgl/tile/geometry_tile.cpp +++ b/src/mbgl/tile/geometry_tile.cpp @@ -18,6 +18,7 @@ #include <mbgl/map/query.hpp> #include <mbgl/util/run_loop.hpp> #include <mbgl/style/filter_evaluator.hpp> +#include <mbgl/util/chrono.hpp> #include <mbgl/util/logging.hpp> #include <iostream> @@ -41,7 +42,8 @@ GeometryTile::GeometryTile(const OverscaledTileID& id_, obsolete, parameters.mode), glyphAtlas(glyphAtlas_), - spriteAtlas(spriteAtlas_) { + spriteAtlas(spriteAtlas_), + placementThrottler(Milliseconds(300), [this] { invokePlacement(); }) { } GeometryTile::~GeometryTile() { @@ -85,7 +87,13 @@ void GeometryTile::setPlacementConfig(const PlacementConfig& desiredConfig) { ++correlationID; requestedConfig = desiredConfig; - worker.invoke(&GeometryTileWorker::setPlacementConfig, desiredConfig, correlationID); + placementThrottler.invoke(); +} + +void GeometryTile::invokePlacement() { + if (requestedConfig) { + worker.invoke(&GeometryTileWorker::setPlacementConfig, *requestedConfig, correlationID); + } } void GeometryTile::redoLayout() { |