Re: [Discuss-gnuradio] LAPACK/BLAS with GNURadio

[Eric Blossom]

On Sun, Dec 13, 2009 at 02:48:25PM +0100, Moritz Fischer wrote:
> Dear List,
> 
> I was trying to implement some LAPACK/BLAS(liblapack as included in
> Ubuntu) wrappers for GNURadio since I haven't found anything to do
> matrix/vector operations in GNURadio but I haven't found out how to do a
> clever conversion from Fortran's (more precise the f2c) way of dealing
> with complex numbers ( a C-struct ):
> 
> extern "C"
> {
> struct{
>     float real;
>     float imag;
> } complex;
> }
> 
> to the GNURadio way:
> 
> std::complex<float>
> 
> and back.

They have the same underlying representation, so there shouldn't be
any problem, cast away.  FWIW, we already link gnuradio-core with GSL
(the GNU Scientific Library) which in turns links with CBLAS.

Eric