Very good..!

On Tue, Jan 29, 2013 at 8:22 PM, David Kastrup <d...@gnu.org> wrote:

> Adam Spiers <lilypond-u...@adamspiers.org> writes:
>
> >     + a new default scrolling mode where the notation stay still
> >       and the cursor line scrolls from left to right
>
> You jump the notation leftwards.  You should rather _pull_ it left.
> Start with a pixel per frame, increase the speed by 1 pixel/frame/frame
> until you are half through, then decrease by 1 pixel/frame/frame.  If
> this is not fast enough to keep the cursor on-screen, start earlier
> and/or faster.  Ok, the metrics are certainly debatable: you probably
> want everything over in 0.5 seconds or less, and want to have this in
> two phases (possibly more): acceleration and deceleration.
>
> But a mere discontinuous jump is confusing since it can happen when
> blinking.  A more continuous movement should usually also be friendly to
> the video codec and rate.
>
> --
> David Kastrup
>
>
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-- 
*Nesmotren govori kao da mačem probada, a jezik je mudrih iscjeljenje.
Izreke 12:18*
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