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Re: [Discuss-gnuradio] cannot make new signal processing block
From: |
Martin Braun (CEL) |
Subject: |
Re: [Discuss-gnuradio] cannot make new signal processing block |
Date: |
Wed, 17 Oct 2012 18:39:49 +0200 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Wed, Oct 17, 2012 at 08:45:21AM -0700, nexy_sm wrote:
> Hm, I see now, and don't get, how you specifu number of inputs, and what
> exactly means Vec Length (vlen)
Read this:
http://gnuradio.org/redmine/projects/gnuradio/wiki/TutorialsCoreConcepts
> and what could be wrong with implementation like this:
> [garbled code]
It doesn't specify the vlen (that's what's wrong).
> And just one question, in the block gr_add_const_ff, you did loop unrolling
> by yourself, is that because you don't believe to the compiler or something
> else?
gr_add_const_ff is pretty old, you should check out
gr-blocks/lib/add_const_vXX_impl.cc.t.
And yes, there's a lot of hand-optimized code.
MB
--
Karlsruhe Institute of Technology (KIT)
Communications Engineering Lab (CEL)
Dipl.-Ing. Martin Braun
Research Associate
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Building 05.01
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KIT -- University of the State of Baden-Württemberg and
National Laboratory of the Helmholtz Association
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- Re: [Discuss-gnuradio] cannot make new signal processing block, (continued)
- Re: [Discuss-gnuradio] cannot make new signal processing block, Tom Rondeau, 2012/10/15
- Re: [Discuss-gnuradio] cannot make new signal processing block, nexy_sm, 2012/10/15
- Re: [Discuss-gnuradio] cannot make new signal processing block, Tom Rondeau, 2012/10/15
- Re: [Discuss-gnuradio] cannot make new signal processing block, nexy_sm, 2012/10/16
- Re: [Discuss-gnuradio] cannot make new signal processing block, Martin Braun (CEL), 2012/10/16
- Re: [Discuss-gnuradio] cannot make new signal processing block, nexy_sm, 2012/10/16
- Re: [Discuss-gnuradio] cannot make new signal processing block, Martin Braun (CEL), 2012/10/16
- Re: [Discuss-gnuradio] cannot make new signal processing block, Tom Rondeau, 2012/10/16
- Re: [Discuss-gnuradio] cannot make new signal processing block, nexy_sm, 2012/10/17
- Re: [Discuss-gnuradio] cannot make new signal processing block, nexy_sm, 2012/10/17
- Re: [Discuss-gnuradio] cannot make new signal processing block,
Martin Braun (CEL) <=
- Re: [Discuss-gnuradio] cannot make new signal processing block, Tom Rondeau, 2012/10/17
- Re: [Discuss-gnuradio] cannot make new signal processing block, nexy_sm, 2012/10/17