[postgis-users] Copying parallel line features

[strk]

On Wed, Mar 10, 2010 at 01:15:16PM +0100, Andreas Neumann wrote:
> Hi,
> 
> The closest you can get is the buffer. But currently this will create a
> symmetric polygon around the line, with control of joins and caps.
> 
> A parallel line, or open buffer, or asymmetric buffer would still have to
> be developed.

See ST_OffsetCurve:
http://trac.osgeo.org/postgis/ticket/413

Your use case may help defining the final interface.


--strk;

  ()   Free GIS & Flash consultant/developer
  /\   http://strk.keybit.net/services.html