mapSimplify

README

go-map-simplify

A go library for reducing vertices on a map with conjoined polygons.

About

This library is intended to simplify adjacent polygons on a map, such that shared edges are simplified identically.

Usage

TODO

Documentation

See GoDoc.org for complete documentation.

Author

Written by Ryan Clancey

License

go-map-simplify is licensed under the ISC license, described in the LICENSE file.

Documentation

Index

• type Map
  • func NewMap() *Map
  • func (m *Map) AddPolygon(id int, points []Point) (*Polygon, error)
  • func (m *Map) Segments() ([]*Segment, error)
  • func (m *Map) Simplify(threshold float64) ([]*Polygon, error)
• type Point
  • func (pt Point) String() string
• type Polygon
  • func NewPolygon(id int, points []Point) (*Polygon, error)
  • func (p *Polygon) Simplify(m *Map, threshold float64) (*Polygon, error)
• type Segment
  • func (s *Segment) LeftId() int
  • func (s *Segment) RightId() int
  • func (s *Segment) String() string
• type SegmentId

Types

type Map

type Map struct {
	Polygons map[int]*Polygon
	// contains filtered or unexported fields
}

func NewMap

func NewMap() *Map

func (*Map) AddPolygon

func (m *Map) AddPolygon(id int, points []Point) (*Polygon, error)

func (*Map) Segments

func (m *Map) Segments() ([]*Segment, error)

func (*Map) Simplify

func (m *Map) Simplify(threshold float64) ([]*Polygon, error)

type Point

type Point [2]float64

func (Point) String

func (pt Point) String() string

type Polygon

type Polygon struct {
	Id     int
	Points []Point
	// contains filtered or unexported fields
}

func NewPolygon

func NewPolygon(id int, points []Point) (*Polygon, error)

func (*Polygon) Simplify

func (p *Polygon) Simplify(m *Map, threshold float64) (*Polygon, error)

type Segment

type Segment struct {
	Points []Point
	// contains filtered or unexported fields
}

func (*Segment) LeftId

func (s *Segment) LeftId() int

func (*Segment) RightId

func (s *Segment) RightId() int

func (*Segment) String

func (s *Segment) String() string

type SegmentId

type SegmentId [2]int