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[Help-gsl] Re: Help-gsl Digest, Vol 13, Issue 14
From: |
Yuriy Kudriavtsev |
Subject: |
[Help-gsl] Re: Help-gsl Digest, Vol 13, Issue 14 |
Date: |
Sat, 27 Nov 2004 20:14:27 +0300 |
User-agent: |
KMail/1.7 |
В сообщении от Четверг 25 Ноябрь 2004 19:58 address@hidden
написал(a):
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> 1. Re: gsl_vector_complex to packed array (Brian Gough)
>
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> ----------------------------------------------------------------------
>
> Message: 1
> Date: Wed, 24 Nov 2004 18:37:24 +0000
> From: Brian Gough <address@hidden>
> Subject: Re: [Help-gsl] gsl_vector_complex to packed array
> To: Leonardo Didier Coelho <address@hidden>
> Cc: address@hidden
> Message-ID: <address@hidden>
> Content-Type: text/plain; charset=us-ascii
>
> Leonardo Didier Coelho writes:
> > I'm writing a simulation program in C++ and I have a
> > signal which is a *gsl_vector_complex type. I want to
> > get the FFT of this signal. Is there any function to
> > convert *gsl_vector_complex into packed array? How
> > should I perform the FFT?
>
> Hello,
> gsl_complex_packed_array is equivalent to double *
> I've added the following paragraph to the manual to explain it better:
>
> ======================================================================
> To perform an FFT on a vector argument `gsl_complex_vector * v' use
> the following definitions or their equivalents in the functions
> described below,
>
> gsl_complex_packed_array data = v->data;
> size_t stride = v->stride;
> size_t n = v->size;
>
> ======================================================================
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- [Help-gsl] Re: Help-gsl Digest, Vol 13, Issue 14,
Yuriy Kudriavtsev <=