On 5/16/06, B. Bogart <ben@ekran.org> wrote:
Hey all,

we'll I've narrowed down the issue to lots of pix_buffer writing, but I
can't be sure without getting the profiling to work. No matter what I do
oprofile just shows me pd symbols, not the gem ones.

Did you try the AMD profiler?  It is pretty easy to use and profiles all running processes on the machine.  It will even read the source code and point out which lines of code took time in the sample.  The GUI isn't Apple level of slick but it will show useful info.