Geo Core

Library for common Geometry and location functions in Go.

Point

• Create points from XY
• Create point from Lat Lng
• Add Point
• Subtract point

Line

• Create line from 2 points
• Get Length
• Get Centroid
• Get Bounding Box

Polyline

• Create polyline from points
• Create polyline from lines
• Get Length
• Get Centroid
• Get Vertices (Array of Points)
• Get Number of vertices
• Get Bounding Box
• Get Number of edges
• Check if closed chain of lines (i.e. a polygon)

Polygon

• Create Polygon from points
• Get Vertices (Array of Points)
• Get Number of Edges
• Get Perimeter (length)
• Get Area
• Get Bounding Box
• Check if closed chain.

Utilities

• Get point to point distance (Cartesian)
• Get point to point distance (Geographic)
• Get point to line distance (Cartesian)
• Get point to line distance (Geographic)
• Get point to bounding box distance (Cartesian)
• Get point to bounding box distance (Geographic)
• Get Bearing
• Get Cross Track Distance