Re: move_it_vertically_backward question

[Po Lu <luangruo@yahoo.com>]

Po Lu <luangruo@yahoo.com> writes:

> Something like this:
>
>   move_it_vertically_backward (&it, pix);
>
>   while (-it.current_y < pix)
>     {
>       last_y = it.current_y;
>       move_it_vertically_backward (&it, pix + it.current_y);
>
>       if (it.current_y == last_y)
> 	break;
>     }

BTW, if this will work, I'd like to install this primitive along with
the modification to the precision scrolling code that makes use of it
as-is, at least as a temporary solution to the performance issues until
we can decide which primitive to move its functionality into.

Thanks.