[core] Avoid bucket downcasting in Placement

2 files changed, 12 insertions, 0 deletions

diff --git a/src/mbgl/renderer/buckets/symbol_bucket.cpp b/src/mbgl/renderer/buckets/symbol_bucket.cpp
index 8af40f6e3e..381ef5b24b 100644
--- a/src/mbgl/renderer/buckets/symbol_bucket.cpp
+++ b/src/mbgl/renderer/buckets/symbol_bucket.cpp
@@ -4,6 +4,7 @@
 #include <mbgl/style/layers/symbol_layer_impl.hpp>
 #include <mbgl/text/cross_tile_symbol_index.hpp>
 #include <mbgl/text/glyph_atlas.hpp>
+#include <mbgl/text/placement.hpp>
 
 namespace mbgl {
 
@@ -245,4 +246,13 @@ std::pair<uint32_t, bool> SymbolBucket::registerAtCrossTileIndex(CrossTileSymbol
     return std::make_pair(bucketInstanceId, added);
 }
 
+uint32_t SymbolBucket::place(Placement& placement, const BucketPlacementParameters& params, std::set<uint32_t>& seenIds) {
+    placement.placeLayerBucket(*this, params, seenIds);
+    return bucketInstanceId;
+}
+
+void SymbolBucket::updateOpacities(Placement& placement, std::set<uint32_t>& seenIds) {
+    placement.updateBucketOpacities(*this, seenIds);
+}
+
 } // namespace mbgl
diff --git a/src/mbgl/renderer/buckets/symbol_bucket.hpp b/src/mbgl/renderer/buckets/symbol_bucket.hpp
index dc3aa64567..3b61002890 100644
--- a/src/mbgl/renderer/buckets/symbol_bucket.hpp
+++ b/src/mbgl/renderer/buckets/symbol_bucket.hpp
@@ -59,6 +59,8 @@ public:
     void upload(gfx::UploadPass&) override;
     bool hasData() const override;
     std::pair<uint32_t, bool> registerAtCrossTileIndex(CrossTileSymbolLayerIndex&, const OverscaledTileID&, uint32_t& maxCrossTileID) override;
+    uint32_t place(Placement&, const BucketPlacementParameters&, std::set<uint32_t>&) override;
+    void updateOpacities(Placement&, std::set<uint32_t>&) override;
     bool hasTextData() const;
     bool hasIconData() const;
     bool hasCollisionBoxData() const;