On Fri, Nov 13, 2009 at 12:52 PM, Grant Ingersoll <[email protected]> wrote: > Implementing my first function (distance stuff) and notices that functions > seem to have a float bent to them. Not even sure what would be involved, but > there are cases for distance that I could see wanting double precision. > Thoughts?
It's an issue in general. But for something like gdist(point_a,point_b), the internal calculations can be done in double precision and if the result is cast to a float at the end, it should be good enough for most uses, right? -Yonik http://www.lucidimagination.com
