GIS.Math.Projections

Module containing several useful projections for generating maps.

Documentation

washingtonDC :: Point

For use as a reference point in certain projections.

mecca :: Point

For use as a reference point with the Craig retroazimuthal projection

littow :: Projection

Littow retroazimuthal + conformal projection

craig :: Point -> Projection

Craig retroazimuthal projection (works on a subset of the world)

winkel3 :: Projection

Winkel Tripel projection (standard for the National Geographic Society since

mercator :: Projection

Mercator projection.

bonne :: Projection

Bonne projection with standard parallel at 45 N and central meridian centered at Washington DC

albers :: Point -> Projection

Albers projection for a given reference point. To make it usable you can use > ablers washingtonDC

project :: Projection -> Polygon -> Polygon

Helper to project given a Polygon.

projectMap :: Projection -> Map -> Map

Helper to apply a projection given a Map.