Data.Geometry.Geos.Buffer

Documentation

buffer :: Geometry a -> Double -> Int -> Some Geometry

Returns a Geometry that represents all points whose distance from this geometry is less than or equal to the given width. The quadsegs argument sets the number of segments used to approximate a quarter circle.

defaultBufferParams :: BufferParams

bufferWithParams :: Geometry a -> Double -> BufferParams -> Some Geometry

data BufferParams

Constructors

BufferParams

Fields

• joinStyle :: BufferJoinStyle
• capStyle :: BufferCapStyle
• mitreLimit :: Double
• quadrantSegments :: Int

  The default number of facets into which to divide a fillet of 90 degrees.

• singleSided :: Bool

  True for single-sided, False otherwise

data BufferJoinStyle

Constructors

RoundJoin

MitreJoin

BevelJoin

data BufferCapStyle

Constructors

RoundCap

SquareCap

FlatCap