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#pragma once
#include <mbgl/style/types.hpp>
#include <mbgl/tile/geometry_tile_data.hpp>
#include <mbgl/tile/tile_id.hpp>
#include <mbgl/util/grid_index.hpp>
#include <mbgl/util/feature.hpp>
#include <mbgl/util/mat4.hpp>
#include <vector>
#include <string>
#include <unordered_map>
namespace mbgl {
class RenderedQueryOptions;
class RenderLayer;
class TransformState;
class SourceFeatureState;
class CollisionIndex;
class IndexedSubfeature {
public:
IndexedSubfeature() = delete;
IndexedSubfeature(std::size_t index_, std::string sourceLayerName_, std::string bucketName_, size_t sortIndex_)
: index(index_)
, sourceLayerName(std::move(sourceLayerName_))
, bucketLeaderID(std::move(bucketName_))
, sortIndex(sortIndex_)
, bucketInstanceId(0)
, collisionGroupId(0)
{}
IndexedSubfeature(const IndexedSubfeature& other, uint32_t bucketInstanceId_, uint16_t collisionGroupId_)
: index(other.index)
, sourceLayerName(other.sourceLayerName)
, bucketLeaderID(other.bucketLeaderID)
, sortIndex(other.sortIndex)
, bucketInstanceId(bucketInstanceId_)
, collisionGroupId(collisionGroupId_)
{}
size_t index;
std::string sourceLayerName;
std::string bucketLeaderID;
size_t sortIndex;
// Only used for symbol features
uint32_t bucketInstanceId;
uint16_t collisionGroupId;
};
using FeatureSortOrder = std::shared_ptr<const std::vector<size_t>>;
class FeatureIndex {
public:
FeatureIndex(std::unique_ptr<const GeometryTileData> tileData_);
const GeometryTileData* getData() { return tileData.get(); }
void insert(const GeometryCollection&, std::size_t index, const std::string& sourceLayerName, const std::string& bucketLeaderID);
void query(std::unordered_map<std::string, std::vector<Feature>>& result,
const GeometryCoordinates& queryGeometry,
const TransformState&,
const mat4& posMatrix,
double tileSize,
double scale,
const RenderedQueryOptions& options,
const UnwrappedTileID&,
const std::unordered_map<std::string, const RenderLayer*>&,
float additionalQueryPadding,
const SourceFeatureState& sourceFeatureState) const;
static optional<GeometryCoordinates> translateQueryGeometry(const GeometryCoordinates& queryGeometry,
const std::array<float, 2>& translate,
style::TranslateAnchorType,
float bearing,
float pixelsToTileUnits);
void setBucketLayerIDs(const std::string& bucketLeaderID, const std::vector<std::string>& layerIDs);
std::unordered_map<std::string, std::vector<Feature>> lookupSymbolFeatures(
const std::vector<IndexedSubfeature>& symbolFeatures,
const RenderedQueryOptions& options,
const std::unordered_map<std::string, const RenderLayer*>& layers,
const OverscaledTileID& tileID,
const FeatureSortOrder& featureSortOrder) const;
private:
void addFeature(std::unordered_map<std::string, std::vector<Feature>>& result,
const IndexedSubfeature&,
const RenderedQueryOptions& options,
const CanonicalTileID&,
const std::unordered_map<std::string, const RenderLayer*>&,
const GeometryCoordinates& queryGeometry,
const TransformState& transformState,
float pixelsToTileUnits,
const mat4& posMatrix,
const SourceFeatureState* sourceFeatureState) const;
GridIndex<IndexedSubfeature> grid;
unsigned int sortIndex = 0;
std::unordered_map<std::string, std::vector<std::string>> bucketLayerIDs;
std::unique_ptr<const GeometryTileData> tileData;
};
} // namespace mbgl
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