1 files changed, 77 insertions, 0 deletions
diff --git a/src/mbgl/renderer/buckets/symbol_bucket.hpp b/src/mbgl/renderer/buckets/symbol_bucket.hpp
new file mode 100644
index 0000000000..f7e4bcfa20
--- /dev/null
+++ b/src/mbgl/renderer/buckets/symbol_bucket.hpp
@@ -0,0 +1,77 @@
+#pragma once
+
+#include <mbgl/renderer/bucket.hpp>
+#include <mbgl/map/mode.hpp>
+#include <mbgl/gl/vertex_buffer.hpp>
+#include <mbgl/gl/index_buffer.hpp>
+#include <mbgl/gl/segment.hpp>
+#include <mbgl/programs/symbol_program.hpp>
+#include <mbgl/programs/collision_box_program.hpp>
+#include <mbgl/text/glyph_range.hpp>
+#include <mbgl/style/layers/symbol_layer_properties.hpp>
+#include <mbgl/layout/symbol_feature.hpp>
+
+#include <vector>
+
+namespace mbgl {
+
+class SymbolBucket : public Bucket {
+public:
+    SymbolBucket(style::SymbolLayoutProperties::PossiblyEvaluated,
+                 const std::map<std::string, std::pair<style::IconPaintProperties::Evaluated, style::TextPaintProperties::Evaluated>>&,
+                 const style::DataDrivenPropertyValue<float>& textSize,
+                 const style::DataDrivenPropertyValue<float>& iconSize,
+                 float zoom,
+                 bool sdfIcons,
+                 bool iconsNeedLinear);
+
+    void upload(gl::Context&) override;
+    void render(Painter&, PaintParameters&, const RenderLayer&, const RenderTile&) override;
+    bool hasData() const override;
+    bool hasTextData() const;
+    bool hasIconData() const;
+    bool hasCollisionBoxData() const;
+
+    const style::SymbolLayoutProperties::PossiblyEvaluated layout;
+    const bool sdfIcons;
+    const bool iconsNeedLinear;
+
+    std::map<std::string, std::pair<
+        SymbolIconProgram::PaintPropertyBinders,
+        SymbolSDFTextProgram::PaintPropertyBinders>> paintPropertyBinders;
+    
+    std::unique_ptr<SymbolSizeBinder> textSizeBinder;
+
+    struct TextBuffer {
+        gl::VertexVector<SymbolLayoutVertex> vertices;
+        gl::IndexVector<gl::Triangles> triangles;
+        gl::SegmentVector<SymbolTextAttributes> segments;
+
+        optional<gl::VertexBuffer<SymbolLayoutVertex>> vertexBuffer;
+        optional<gl::IndexBuffer<gl::Triangles>> indexBuffer;
+    } text;
+    
+    std::unique_ptr<SymbolSizeBinder> iconSizeBinder;
+    
+    struct IconBuffer {
+        gl::VertexVector<SymbolLayoutVertex> vertices;
+        gl::IndexVector<gl::Triangles> triangles;
+        gl::SegmentVector<SymbolIconAttributes> segments;
+
+        optional<gl::VertexBuffer<SymbolLayoutVertex>> vertexBuffer;
+        optional<gl::IndexBuffer<gl::Triangles>> indexBuffer;
+    } icon;
+
+    struct CollisionBoxBuffer {
+        gl::VertexVector<CollisionBoxVertex> vertices;
+        gl::IndexVector<gl::Lines> lines;
+        gl::SegmentVector<CollisionBoxAttributes> segments;
+
+        optional<gl::VertexBuffer<CollisionBoxVertex>> vertexBuffer;
+        optional<gl::IndexBuffer<gl::Lines>> indexBuffer;
+    } collisionBox;
+
+    SpriteAtlas* spriteAtlas = nullptr;
+};
+
+} // namespace mbgl