As far as I know that's something only decided while compiling Csound. If you want to have both options available, you'll need two copies of Csound. If you're compiling from source, you can make them from the same source. What OS are you using? -Chuckk On Tue, Jan 6, 2009 at 7:52 PM, Jason Timm wrote: > > > How to render with double precision floats? I'm not seeing a flag. > J. -- http://www.badmuthahubbard.com