diff options
author | Chris Loer <chris.loer@gmail.com> | 2018-04-18 16:33:37 -0700 |
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committer | Chris Loer <chris.loer@mapbox.com> | 2018-04-25 14:39:03 -0700 |
commit | a62745edf9ee2da1f6ebda07acfd8260f3696e50 (patch) | |
tree | 3a756eecca1f9bbd03d588f3926425df43333dc7 /src/mbgl/text/placement.hpp | |
parent | eb39c80604935deb666907f90ddc31f50865f828 (diff) | |
download | qtlocation-mapboxgl-a62745edf9ee2da1f6ebda07acfd8260f3696e50.tar.gz |
Port global symbol query from GL JS:
- Symbol querying is now global instead of per-tile
- Symbols that bleed over tile boundaries no longer missed in queries
- Symbol results now sorted based on rendering order (ie overlapping symbols change their sort order when a bearing change causes their render order to change)
- Placement::retainedQueryData now responsible for maintaining symbol querying data for buckets that may no longer be in the TilePyramid.
Diffstat (limited to 'src/mbgl/text/placement.hpp')
-rw-r--r-- | src/mbgl/text/placement.hpp | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/mbgl/text/placement.hpp b/src/mbgl/text/placement.hpp index 653ae352ed..0e1751b127 100644 --- a/src/mbgl/text/placement.hpp +++ b/src/mbgl/text/placement.hpp @@ -44,7 +44,21 @@ public: // visible right away. const bool skipFade; }; - + +struct RetainedQueryData { + uint32_t bucketInstanceId; + std::shared_ptr<FeatureIndex> featureIndex; + OverscaledTileID tileID; + std::shared_ptr<std::vector<size_t>> featureSortOrder; + + RetainedQueryData(uint32_t bucketInstanceId_, + std::shared_ptr<FeatureIndex> featureIndex_, + OverscaledTileID tileID_) + : bucketInstanceId(bucketInstanceId_) + , featureIndex(std::move(featureIndex_)) + , tileID(std::move(tileID_)) {} +}; + class Placement { public: Placement(const TransformState&, MapMode mapMode); @@ -59,6 +73,8 @@ public: bool stillRecent(TimePoint now) const; void setRecent(TimePoint now); void setStale(); + + const RetainedQueryData& getQueryData(uint32_t bucketInstanceId) const; private: void placeLayerBucket( @@ -85,6 +101,8 @@ private: TimePoint recentUntil; bool stale = false; + + std::unordered_map<uint32_t, RetainedQueryData> retainedQueryData; }; } // namespace mbgl |