| Re: [eigen] Rigid transformations in eigen: use of dual quaternions |
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- To: eigen@xxxxxxxxxxxxxxxxxxx
- Subject: Re: [eigen] Rigid transformations in eigen: use of dual quaternions
- From: Hauke Heibel <hauke.heibel@xxxxxxxxxxxxxx>
- Date: Sun, 13 Sep 2009 10:36:25 +0200
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On Sat, Sep 12, 2009 at 8:22 PM, Benoit Jacob <jacob.benoit.1@xxxxxxxxx> wrote:
> float data[4];
> reinterpret_cast<Quaternionf*>(data)->slerp(....);
Why can you not do this?
float data[4];
Quaternionf( Map<Vector4f>(data,4) ).slerp(...);
For me the code seems to vectorize - at least the slerp() part. Even
when the code would not be vectorizing don't you think it is a bit
hard-core to pre-emptively optimize via a reinterpret_cast?
Hauke