Re: [Discuss-gnuradio] fast dot product?

2006-07-27 Thread Jens Elsner
On Wed, Jul 26, 2006 at 11:08:25PM -0700, Eric Blossom wrote: > On Thu, Jul 27, 2006 at 12:47:46AM +0200, Jens Elsner wrote: > > Hello, > > > > I'd like to calculate the complex dot product with GNU Radio. > > > > Is there a way to do it faster that this? This correlation takes > > "ages"... >

Re: [Discuss-gnuradio] fast dot product?

2006-07-26 Thread Eric Blossom
On Thu, Jul 27, 2006 at 12:47:46AM +0200, Jens Elsner wrote: > Hello, > > I'd like to calculate the complex dot product with GNU Radio. > > Is there a way to do it faster that this? This correlation takes > "ages"... You can probably repurpose the existing gr_fir_ccc.h code. See gnuradio-core/s

[Discuss-gnuradio] fast dot product?

2006-07-26 Thread Jens Elsner
Hello, I'd like to calculate the complex dot product with GNU Radio. Is there a way to do it faster that this? This correlation takes "ages"... --- snipp --- // calculates the inner product between complex vectors (dot // product), optionally shifts vector b first. gr_complex ofdm_rx_cc::dot_