== Description of how new distance calculation works ==
Those documents do an attempt to describe the ideas behind the new distance calculations. 

Hopefully this will be a part of PostGIS 1.5 [[BR]]
Today (2009-11-08) the source code can be found in [http://svn.osgeo.org/postgis/spike/nicklas/distcalc][[BR]]


 * [wiki:NewDistCalcSubGeom How the subgeometries is handled]
 * [wiki:NewDistCalcGeom2Geom How the distance calculations is done]