s2

Documentation

Index

• type FlatCoverer
  • func NewFlatCoverer(level int) *FlatCoverer
  • func (c *FlatCoverer) CellUnion(r s2.Region) s2.CellUnion
  • func (c *FlatCoverer) Covering(r s2.Region) s2.CellUnion
  • func (c *FlatCoverer) InteriorCellUnion(r s2.Region) s2.CellUnion
  • func (c *FlatCoverer) InteriorCovering(r s2.Region) s2.CellUnion
• type LoopRegion
  • func LoopRegionFromPoints(points []s2.Point) *LoopRegion
  • func (l *LoopRegion) CapBound() s2.Cap
  • func (l *LoopRegion) ContainsCell(c s2.Cell) bool
  • func (l *LoopRegion) IntersectsCell(c s2.Cell) bool
• type S2fence
  • func NewS2fence(zoom int) *S2fence
  • func (s *S2fence) Add(f *geo.Feature)
  • func (s *S2fence) Get(c geo.Coordinate) (matchs []*geo.Feature)

Types

type FlatCoverer

type FlatCoverer struct {
	*s2.RegionCoverer
}

Embeds a s2.RegionCover, but does it's own covering Pick the deepest level and normalize a cellunion The default coverer didn't trim on the boundary...

func NewFlatCoverer

func NewFlatCoverer(level int) *FlatCoverer

func (*FlatCoverer) CellUnion

func (c *FlatCoverer) CellUnion(r s2.Region) s2.CellUnion

func (*FlatCoverer) Covering

func (c *FlatCoverer) Covering(r s2.Region) s2.CellUnion

func (*FlatCoverer) InteriorCellUnion

func (c *FlatCoverer) InteriorCellUnion(r s2.Region) s2.CellUnion

func (*FlatCoverer) InteriorCovering

func (c *FlatCoverer) InteriorCovering(r s2.Region) s2.CellUnion

type LoopRegion

type LoopRegion struct {
	*s2.Loop
}

Making s2.Loop implement s2.Region

func LoopRegionFromPoints

func LoopRegionFromPoints(points []s2.Point) *LoopRegion

func (*LoopRegion) CapBound

func (l *LoopRegion) CapBound() s2.Cap

func (*LoopRegion) ContainsCell

func (l *LoopRegion) ContainsCell(c s2.Cell) bool

func (*LoopRegion) IntersectsCell

func (l *LoopRegion) IntersectsCell(c s2.Cell) bool

type S2fence

type S2fence struct {
	// contains filtered or unexported fields
}

func NewS2fence

func NewS2fence(zoom int) *S2fence

func (*S2fence) Add

func (s *S2fence) Add(f *geo.Feature)

func (*S2fence) Get

func (s *S2fence) Get(c geo.Coordinate) (matchs []*geo.Feature)