updated gaussian interpolation filter
the previous gaussian filter was pretty old and inaccurate, the new filter was taken from the updated peops sound plugin 1.10b.
spu: some cleanups2012-07-30T13:27:32Znotaznotasas@gmail.comnotaznotasas@gmail.com2012-07-30T13:27:32Zhttps://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=pcsx_rearmed.git;a=commitdiff;h=f05d6ca255c80170e4e5fc61cc48d87e013b8807