[panels] Re: Function Update Rate

  • From: "Reiser, Michael" <reiserm@xxxxxxxxxxxxxxxx>
  • To: "panels@xxxxxxxxxxxxx" <panels@xxxxxxxxxxxxx>
  • Date: Thu, 28 Jun 2012 11:34:23 +0000

Dear Peter:

I believe that we have fixed this problem in the version of the firmware
we are using at Janelia but we wanted to complete the testing and
documentation before making this code publicly available. Can we send you
the binary to try? We will try to push out the new code ASAP.

Cheers,

MR


On 6/26/12 2:16 PM, "Peter Weir" <peter.weir@xxxxxxxxx> wrote:

>Hello all,
>
>I have come across an issue with setting the update rate of a function
>using the new controllers. When I set the update rate at 50 fps, for
>example, the position pattern plays back significantly slower than
>this, around 45 fps. I don't think it is skipping frames (at least in
>my understanding of what that would mean) because the analog x output
>indicates that the pattern is being played back smoothly, just at a
>reduced frame rate. Bettina has experimented with this more
>systematically, and reports that as you set the update rate higher
>(say 200), there is a larger proportional decrease in speed (pattern
>plays back at ~130 fps), for both position and velocity functions. We
>have reproduced the issue on two controller boxes. Any tips would be
>much appreciated!
>
>Thanks,
>
>Peter Weir
>


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