106 lines
2.8 KiB
C++
106 lines
2.8 KiB
C++
#ifndef LLMR_MAP_TILE_DATA
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#define LLMR_MAP_TILE_DATA
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#include <llmr/map/tile.hpp>
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#include <llmr/util/vec.hpp>
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#include <llmr/util/mat4.hpp>
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#include <llmr/util/noncopyable.hpp>
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#include <llmr/geometry/debug_font_buffer.hpp>
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#include <llmr/geometry/vao.hpp>
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#include <llmr/platform/platform.hpp>
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#include <cstdint>
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#include <forward_list>
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#include <string>
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#include <vector>
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#include <map>
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#include <memory>
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#include <atomic>
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namespace llmr {
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class Style;
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class Raster;
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class Bucket;
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class LayerDescription;
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class BucketDescription;
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class VectorTile;
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class VectorTileLayer;
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class FillVertexBuffer;
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class LineVertexBuffer;
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class PointVertexBuffer;
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class TriangleElementsBuffer;
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class LineElementsBuffer;
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class PointElementsBuffer;
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class PlainShader;
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class TileData : public std::enable_shared_from_this<TileData>,
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private util::noncopyable {
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public:
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struct exception : std::exception {};
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struct geometry_too_long_exception : exception {};
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public:
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typedef std::shared_ptr<TileData> Ptr;
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enum class State {
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invalid,
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initial,
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loading,
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loaded,
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parsed,
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obsolete
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};
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public:
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TileData(Tile::ID id, const Style& style, const bool use_raster = false, const bool use_retina = false);
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~TileData();
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// Start loading the tile.
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void request();
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// Other functions
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bool parse();
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void parseStyleLayers(const VectorTile& tile, const std::vector<LayerDescription>& layers);
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std::shared_ptr<Bucket> createBucket(const VectorTile& tile, const BucketDescription& bucket_desc);
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std::shared_ptr<Bucket> createFillBucket(const VectorTileLayer& layer, const BucketDescription& bucket_desc);
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std::shared_ptr<Bucket> createLineBucket(const VectorTileLayer& layer, const BucketDescription& bucket_desc);
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std::shared_ptr<Bucket> createPointBucket(const VectorTileLayer& layer, const BucketDescription& bucket_desc);
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void cancel();
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const std::string toString() const;
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public:
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const Tile::ID id;
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const bool use_raster;
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const bool use_retina;
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std::atomic<State> state;
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std::shared_ptr<Raster> raster;
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// Holds the actual geometries in this tile.
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DebugFontBuffer debugFontBuffer;
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VertexArrayObject debugFontArray;
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std::shared_ptr<FillVertexBuffer> fillVertexBuffer;
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std::shared_ptr<LineVertexBuffer> lineVertexBuffer;
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std::shared_ptr<PointVertexBuffer> pointVertexBuffer;
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std::shared_ptr<TriangleElementsBuffer> triangleElementsBuffer;
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std::shared_ptr<LineElementsBuffer> lineElementsBuffer;
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std::shared_ptr<PointElementsBuffer> pointElementsBuffer;
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// Holds the buckets of this tile.
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// They contain the location offsets in the buffers stored above
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std::map<std::string, std::shared_ptr<Bucket>> buckets;
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private:
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// Source data
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std::string data;
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const Style& style;
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platform::Request *req = nullptr;
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};
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}
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#endif
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