On 1 February 2010 06:26, Roy Wallace <[email protected]> wrote: > On Mon, Feb 1, 2010 at 3:13 AM, John Smith <[email protected]> wrote: >> >> ... Obviously if >> someone wants to spend a lot of time areas would be more accurate, but >> in that case it might as well be left as a raster image. > > No, because with a raster image, you can't: > > 1) route to/from an object within the image > 2) calculate the area of an object within the image > 3) calculate the centerline of an object within the image > 4) TAG AN OBJECT within a raster image (as it has no boundaries). > etc etc etc.
Of course not, but you can use vector objects to describe information in the raster ones, similar to what Nearmap.com does on their website funnily enough. _______________________________________________ Tagging mailing list [email protected] http://lists.openstreetmap.org/listinfo/tagging
