All Classes

Class	Description
EncodedInts	Utilities for encoding and decoding integers.
LittleEndianInput	Simple utility for reading little endian primitives from a stream.
LittleEndianOutput	Simple utility for writing little endian primitives to a stream.
ParametrizedS2Point	An S2Point that also has a parameter associated with it, which corresponds to a time-like order on the points.
PrimitiveArrays	A set of interfaces for describing primitive arrays.
PrimitiveArrays.Bytes	An array of bytes.
PrimitiveArrays.Cursor	A cursor storing a position and a limit.
R1Interval	An R1Interval represents a closed, bounded interval on the real line.
R2Rect	An R2Rect represents a closed axis-aligned rectangle in the (x,y) plane.
R2Rect.Axis	Valid axes.
R2Vector	R2Vector represents a vector in the two-dimensional space.
S1Angle
S1Angle.Builder	A builder of S1Angle instances.
S1ChordAngle	S1ChordAngle represents the angle subtended by a chord (i.e., the straight 3D Cartesian line segment connecting two points on the unit sphere).
S1Interval	An S1Interval represents a closed interval on a unit circle (also known as a 1-dimensional sphere).
S2
S2.Metric	Defines an area or a length cell metric.
S2AreaCentroid	The area of an interior, i.e.
S2Cap	S2Cap represents a disc-shaped region defined by a center and radius.
S2Cell	An S2Cell is an S2Region object that represents a cell.
S2CellId	An S2CellId is a 64-bit unsigned integer that uniquely identifies a cell in the S2 cell decomposition.
S2CellIndex	A collection of (cellId, label) pairs.
S2CellIndex.CellVisitor	A function that is called with each (cellId, label) pair to be visited.
S2CellIndex.Labels	A set of labels that can be grown by S2CellIndex.getIntersectingLabels(S2CellUnion, Labels) and shrunk via S2CellIndex.Labels.clear() or S2CellIndex.Labels.normalize().
S2CellUnion	An S2CellUnion is a region consisting of cells of various sizes.
S2ClosestPointQuery<T>	Given a set of points stored in an S2PointIndex, S2ClosestPointQuery provides methods that find the closest point(s) to a given query point.
S2ClosestPointQuery.Result<T>	A query result paired with the distance to the query target.
S2Coder<T>	An interface for encoding and decoding values.
S2ContainsPointQuery	A query for whether one or more shapes in an S2ShapeIndex contain a given S2Point.
S2ContainsPointQuery.Options	The options for building an S2ContainsPointQuery.
S2ContainsPointQuery.S2VertexModel	A rule for whether shapes are considered to contain their vertices.
S2ContainsVertexQuery	This class determines whether a polygon contains one of its vertices given the edges incident to that vertex.
S2ConvexHullQuery	S2ConvexHullQuery builds the convex hull of any collection of points, polylines, loops, and polygons.
S2Edge	An abstract directed edge from one S2Point to another S2Point.
S2EdgeIndex
S2EdgeIndex.DataEdgeIterator	An iterator on data edges that may cross a query edge (a,b).
S2EdgeQuery	S2EdgeQuery is used to find edges or shapes that are crossed by an edge.
S2EdgeQuery.Edges	An iterator over the sorted unique edge IDs of a shape that may intersect some query edge.
S2EdgeQuery.ShapeEdges	An Edges that contains all the edges of a shape with the given number of edges.
S2EdgeUtil	This class contains various utility functions related to edges.
S2EdgeUtil.EdgeCrosser	Used to efficiently test a fixed edge AB against an edge chain.
S2EdgeUtil.LongitudePruner	The purpose of this class is to find edges that intersect a given longitude interval.
S2EdgeUtil.RectBounder	This class computes a bounding rectangle that contains all edges defined by a vertex chain v0, v1, v2, ...
S2EdgeUtil.WedgeContains	Returns true if wedge A contains wedge B.
S2EdgeUtil.WedgeContainsOrCrosses
S2EdgeUtil.WedgeContainsOrIntersects
S2EdgeUtil.WedgeIntersects	Returns true if wedge A intersects wedge B.
S2EdgeUtil.WedgeProcessor	Wedge processors are used to determine the local relationship between two polygons that share a common vertex.
S2EdgeUtil.XYZPruner	The purpose of this class is to find edges that intersect a given XYZ bounding box.
S2Error	An error code and text string describing the first error encountered during a validation process.
S2Error.Code
S2FractalBuilder	A simple class that generates "Koch snowflake" fractals (see Wikipedia for an introduction).
S2Iterator<T extends S2Iterator.Entry>	A random access iterator that provides low-level access to entries sorted by cell ID.
S2Iterator.Entry	An interface to provide the cell ID for an element in a sorted list.
S2LatLng	This class represents a point on the unit sphere as a pair of latitude-longitude coordinates.
S2LatLngRect	S2LatLngRect represents a latitude-longitude rectangle.
S2LatLngRect.Builder	This class is a builder for S2LatLngRect instances.
S2LatLngRectBase	Base class for methods shared between the immutable S2LatLngRect and the mutable S2LatLngRect.Builder.
S2LaxPolygonShape	A region defined by a collection of zero or more closed loops.
S2LaxPolygonShape.Coder	An encoder/decoder of S2LaxPolygonShapes.
S2LaxPolygonShape.MultiArray	A multi polygon with points referenced from an array.
S2LaxPolygonShape.MultiList	A multi polygon with vertices referenced from a List, and cumulative edges referenced from an PrimitiveArrays.Longs.
S2LaxPolygonShape.MultiPacked	A multi polygon with vertex coordinates stored in a double[].
S2LaxPolygonShape.MultiSnapped	A multi polygon with vertices at cell ID centers stored in a long[].
S2LaxPolygonShape.SimpleArray	A simple polygon with points referenced from an array.
S2LaxPolygonShape.SimpleList	A simple polygon with vertices referenced from a List.
S2LaxPolygonShape.SimplePacked	A simple polygon with vertex coordinates stored in a double[].
S2LaxPolygonShape.SimpleSnapped	A simple polygon with vertices at cell ID centers stored in a long[].
S2LaxPolylineShape	S2LaxPolylineShape represents a polyline.
S2LaxPolylineShape.Coder	An encoder/decoder of S2LaxPolylineShapes.
S2LaxPolylineShape.MultiArray	A multi polyline storing references to previously allocated S2Point instances.
S2LaxPolylineShape.MultiPacked	A multi polyline storing xyz coordinates in a single packed 'double' array.
S2LaxPolylineShape.MultiSnapped	A multi polyline storing cell IDs in a single 'long' array.
S2LaxPolylineShape.SimpleArray	A polyline storing references to previously allocated S2Point instances.
S2LaxPolylineShape.SimpleList	A polyline storing S2Points in a List.
S2LaxPolylineShape.SimplePacked	A polyline storing xyz coordinates in a single packed 'double' array.
S2LaxPolylineShape.SimpleSnapped	A polyline storing cell IDs in a single 'long' array.
S2Loop	An S2Loop represents a simple spherical polygon.
S2PaddedCell	S2PaddedCell represents an S2Cell whose (u,v)-range has been expanded on all sides by a given amount of "padding".
S2Point	An S2Point represents a point on the unit sphere as a 3D vector.
S2Point.Builder	A builder of S2Point instances.
S2Point.Shape	An S2Shape representing a list of S2Points.
S2Point.Shape.Coder	An encoder/decoder of S2Point.Shapes.
S2PointCompression
S2PointIndex<Data>	S2PointIndex maintains an index of points sorted by leaf S2CellId.
S2PointIndex.Entry<Data>	An S2Iterator-compatible pair of S2Point with associated client data of a given type.
S2PointRegion	An S2PointRegion is a region that contains a single point.
S2Polygon	An S2Polygon is an S2Region object that represents a polygon.
S2Polygon.S2PolygonIndex	Indexing structure for an S2Polygon.
S2PolygonBuilder	This is a simple class for assembling polygons out of edges.
S2PolygonBuilder.Options	Options for initializing a S2PolygonBuilder.
S2PolygonBuilder.Options.Builder	Builder class for S2PolygonBuilder.Options.
S2Polyline	An S2Polyline represents a sequence of zero or more vertices connected by straight edges (geodesics).
S2Predicates	A collection of geometric predicates core to the robustness of the S2 library.
S2Predicates.Excluded	Given two sites A and B that form the center of caps of radius 'r', this indicates which sites are irrelevant to the Voronoi diagram relative to an edge PQ.
S2Predicates.Sign	Tests of whether three points represent a left turn (+1), right turn (-1), or neither (0).
S2Projections	This class specifies the coordinate systems and transforms used to project points from the sphere to the unit cube to an S2CellId.
S2Projections.UvTransform	A transform from 3D cartesian coordinates to the 2D coordinates of a face.
S2Region	An S2Region represents a two-dimensional region over the unit sphere.
S2RegionCoverer	An S2RegionCoverer is a class that allows arbitrary regions to be approximated as unions of cells (S2CellUnion).
S2RegionCoverer.Builder	A Build to construct a S2RegionCoverer with options.
S2RegionIntersection	An S2RegionIntersection represents an intersection of overlapping regions.
S2RegionUnion	An S2RegionUnion represents a union of possibly overlapping regions.
S2Shape	S2Shape is an abstract base class that defines a shape.
S2Shape.MutableEdge	A simple receiver for the endpoints of an edge.
S2Shape.ReferencePoint	A point with a known containment relationship.
S2ShapeIndex
S2ShapeIndex.Cell	This class contains the set of clipped shapes within a particular index cell, sorted in increasing order of shape id.
S2ShapeIndex.CellRelation	The possible relationships between a "target" cell and the cells of the S2ShapeIndex.
S2ShapeIndex.Options	Options that affect construction of the S2ShapeIndex.
S2ShapeIndex.RangeIterator	RangeIterator is a wrapper over CellIterator that is specialized for merging shape indices.
S2ShapeIndex.S2ClippedShape	S2ClippedShape represents the part of a shape that intersects an S2Cell.
S2ShapeIndexCoder	An encoder/decoder of S2ShapeIndexs.
S2ShapeIndexMeasures	Defines various angle and area measures for S2ShapeIndex objects.
S2ShapeIndexRegion	This class wraps an S2ShapeIndex object with the additional methods needed to implement the S2Region API, in order to allow S2RegionCoverer to compute S2CellId coverings of arbitrary collections of geometry.
S2ShapeUtil	Utilities for working with S2Shape.
S2ShapeUtil.AreaCentroidMeasure	A collector of both combined area and centroid values.
S2ShapeUtil.AreaMeasure	A collector of the steradian area.
S2ShapeUtil.CentroidMeasure	A collector of the center of mass.
S2ShapeUtil.IntPredicate	A filter of indexes.
S2ShapeUtil.TriangleConsumer	A consumer of triangles.
S2TaggedShapeCoder	An encoder/decoder of tagged S2Shapes.
S2TaggedShapeCoder.Builder	A builder for creating S2TaggedShapeCoder instances.
S2TextFormat	S2TextFormat contains a collection of functions for converting geometry to and from a human- readable format.
VectorCoder<T>	An encoder/decoder of Lists.