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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/renderer/buckets/symbol_bucket.cpp | |
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/renderer/buckets/symbol_bucket.cpp')
-rw-r--r-- | src/mbgl/renderer/buckets/symbol_bucket.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mbgl/renderer/buckets/symbol_bucket.cpp b/src/mbgl/renderer/buckets/symbol_bucket.cpp index 60e8a0b504..3d40a1714d 100644 --- a/src/mbgl/renderer/buckets/symbol_bucket.cpp +++ b/src/mbgl/renderer/buckets/symbol_bucket.cpp @@ -200,8 +200,12 @@ void SymbolBucket::sortFeatures(const float angle) { text.triangles.clear(); icon.triangles.clear(); + featureSortOrder = std::make_unique<std::vector<size_t>>(); + featureSortOrder->reserve(symbolInstanceIndexes.size()); + for (auto i : symbolInstanceIndexes) { const SymbolInstance& symbolInstance = symbolInstances[i]; + featureSortOrder->push_back(symbolInstance.featureIndex); if (symbolInstance.placedTextIndex) { addPlacedSymbol(text.triangles, text.placedSymbols[*symbolInstance.placedTextIndex]); |