diff options
Diffstat (limited to 'src/mbgl/renderer/buckets/symbol_bucket.hpp')
-rw-r--r-- | src/mbgl/renderer/buckets/symbol_bucket.hpp | 99 |
1 files changed, 99 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..32f976bcb2 --- /dev/null +++ b/src/mbgl/renderer/buckets/symbol_bucket.hpp @@ -0,0 +1,99 @@ +#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/programs/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 PlacedSymbol { +public: + PlacedSymbol(Point<float> anchorPoint_, uint16_t segment_, float lowerSize_, float upperSize_, + std::array<float, 2> lineOffset_, float placementZoom_, bool useVerticalMode_, GeometryCoordinates line_) : + anchorPoint(anchorPoint_), segment(segment_), lowerSize(lowerSize_), upperSize(upperSize_), + lineOffset(lineOffset_), placementZoom(placementZoom_), useVerticalMode(useVerticalMode_), line(std::move(line_)) {} + Point<float> anchorPoint; + uint16_t segment; + float lowerSize; + float upperSize; + std::array<float, 2> lineOffset; + float placementZoom; + bool useVerticalMode; + GeometryCoordinates line; + std::vector<float> glyphOffsets; +}; + +class SymbolBucket : public Bucket { +public: + SymbolBucket(style::SymbolLayoutProperties::PossiblyEvaluated, + const std::map<std::string, std::pair<style::IconPaintProperties::PossiblyEvaluated, style::TextPaintProperties::PossiblyEvaluated>>&, + const style::DataDrivenPropertyValue<float>& textSize, + const style::DataDrivenPropertyValue<float>& iconSize, + float zoom, + bool sdfIcons, + bool iconsNeedLinear); + + void upload(gl::Context&) 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::VertexVector<SymbolDynamicLayoutAttributes::Vertex> dynamicVertices; + gl::IndexVector<gl::Triangles> triangles; + SegmentVector<SymbolTextAttributes> segments; + std::vector<PlacedSymbol> placedSymbols; + + optional<gl::VertexBuffer<SymbolLayoutVertex>> vertexBuffer; + optional<gl::VertexBuffer<SymbolDynamicLayoutAttributes::Vertex>> dynamicVertexBuffer; + optional<gl::IndexBuffer<gl::Triangles>> indexBuffer; + } text; + + std::unique_ptr<SymbolSizeBinder> iconSizeBinder; + + struct IconBuffer { + gl::VertexVector<SymbolLayoutVertex> vertices; + gl::VertexVector<SymbolDynamicLayoutAttributes::Vertex> dynamicVertices; + gl::IndexVector<gl::Triangles> triangles; + SegmentVector<SymbolIconAttributes> segments; + std::vector<PlacedSymbol> placedSymbols; + PremultipliedImage atlasImage; + + optional<gl::VertexBuffer<SymbolLayoutVertex>> vertexBuffer; + optional<gl::VertexBuffer<SymbolDynamicLayoutAttributes::Vertex>> dynamicVertexBuffer; + optional<gl::IndexBuffer<gl::Triangles>> indexBuffer; + } icon; + + struct CollisionBoxBuffer { + gl::VertexVector<CollisionBoxVertex> vertices; + gl::IndexVector<gl::Lines> lines; + SegmentVector<CollisionBoxAttributes> segments; + + optional<gl::VertexBuffer<CollisionBoxVertex>> vertexBuffer; + optional<gl::VertexBuffer<SymbolDynamicLayoutAttributes::Vertex>> dynamicVertexBuffer; + optional<gl::IndexBuffer<gl::Lines>> indexBuffer; + } collisionBox; +}; + +} // namespace mbgl |