On Thu, Apr 28, 2005 at 10:28:34AM +0100, Angus Leeming wrote:
>
> It looks like this makes all the difference. Patch attached. With this I
> get similar performance down an ADSL line with and without visible images.
>
This is great! I don't see the delays anymore, I even get smooth scrolling
th
Martin Vermeer wrote:
> Just a wild idea: LyX is still producing incoming ADSL traffic at
> 0.5 kB/s while doing nothing, just containing a new doc and blinking the
> cursor. Shouldn't the server be able to do that all on its own?
>
> The relevant code appears to be showCursor/removeCursor in qscr
On Thu, Apr 28, 2005 at 10:28:34AM +0100, Angus Leeming wrote:
...
> > What may happen is that you create a new QPixmap everytime a copy is
> > made, so it has to be downloaded. Isn't it possible to use something
> > like
> > + transformed_(other.transformed_),
> > + transformed_pixm
On Thu, Apr 28, 2005 at 10:28:34AM +0100, Angus Leeming wrote:
> Jean-Marc Lasgouttes wrote:
...
> > What may happen is that you create a new QPixmap everytime a copy is
> > made, so it has to be downloaded. Isn't it possible to use something
> > like
> > + transformed_(other.transformed_),
> "Angus" == Angus Leeming <[EMAIL PROTECTED]> writes:
Angus> It looks like this makes all the difference. Patch attached.
Angus> With this I get similar performance down an ADSL line with and
Angus> without visible images.
Excellent :)
JMarc
Jean-Marc Lasgouttes wrote:
> Angus> Martin, does this patch fix the problem for you? It shoudl
> Angus> buffer the pixmap.
>
> I am not sure I understand the patch:
>
> QLImage::QLImage(QLImage const & other)
> : Image(other), original_(other.original_),
> - transformed_(other.original_)
> "Angus" == Angus Leeming <[EMAIL PROTECTED]> writes:
Angus> Martin, does this patch fix the problem for you? It shoudl
Angus> buffer the pixmap.
I am not sure I understand the patch:
QLImage::QLImage(QLImage const & other)
: Image(other), original_(other.original_),
- tra
Stephan Witt wrote:
>> I don't see why that will help in this case. You're complaining that
>> we're going up and down the ADSL line to retrieve an image when we
>> should be using the cached pixmap on your local machine.
>>
>> I fail to see what we're doing wrong. Obviously.
>>
>
> I would gues
On Thu, Apr 28, 2005 at 09:07:42AM +0100, Angus Leeming wrote:
> Martin Vermeer wrote:
> This is double buffering, right?
> http://developer.kde.org/documentation/books/kde-2.0-development/ch09lev1sec2.html
>
> I don't see why that will help in this case. You're complaining that we're
> going
Angus Leeming wrote:
Martin Vermeer wrote:
On Thu, 2005-04-28 at 06:46, Martin Vermeer wrote:
On Wed, Apr 27, 2005 at 10:57:25PM +0100, Angus Leeming wrote:
Martin Vermeer wrote:
Is there an easy way to make the drawing more parsimonious? We used
to have that and it was horribly complicated, and
Martin Vermeer wrote:
> On Thu, 2005-04-28 at 06:46, Martin Vermeer wrote:
>> On Wed, Apr 27, 2005 at 10:57:25PM +0100, Angus Leeming wrote:
>> > Martin Vermeer wrote:
>>
>> > > Is there an easy way to make the drawing more parsimonious? We used
>> > > to have that and it was horribly complicate
On Thu, 2005-04-28 at 06:46, Martin Vermeer wrote:
> On Wed, Apr 27, 2005 at 10:57:25PM +0100, Angus Leeming wrote:
> > Martin Vermeer wrote:
>
> > > Is there an easy way to make the drawing more parsimonious? We used to
> > > have that and it was horribly complicated, and Andre cleaned it up, as
On Wed, Apr 27, 2005 at 10:57:25PM +0100, Angus Leeming wrote:
> Martin Vermeer wrote:
> > Is there an easy way to make the drawing more parsimonious? We used to
> > have that and it was horribly complicated, and Andre cleaned it up, as I
> > remember. Would it be worth pursuing in this case?
>
Martin Vermeer wrote:
> On Wed, 2005-04-27 at 10:41, Angus Leeming wrote:
>> Martin Vermeer wrote:
>> > I don't think it has anything to do with moving the graphic. What I
>> > notice on my 256k/256k ADSL modem is traffic going on all the time
>> > when a document is open. It starts with the splas
Jean-Marc Lasgouttes wrote:
> Concerning the previews, since the pixmap is already on the server,
> there should be a way to redraw it without doing a retransfer. Would
> using a QPixmap instead of a QImage help? It seems that drawImage has
> to do QImage->QPixmap anyway...
Yes, that sounds reason
> "Angus" == Angus Leeming <[EMAIL PROTECTED]> writes:
>> Currently we redraw all visible paragraphs (plus a few more)
>> AFAIK.
Angus> My initial reaction is that is "crap. braindead. wrong". IMO.
Angus> Of course, I'm sure that there is a logical explanation?
I am sure Andre' is much mor
Jean-Marc Lasgouttes wrote:
> Angus> I'm no expert, but aren't we meant to redraw only the 'current'
> Angus> paragraph in such situations?
>
> Currently we redraw all visible paragraphs (plus a few more) AFAIK.
My initial reaction is that is "crap. braindead. wrong". IMO.
Of course, I'm sure th
> "Angus" == Angus Leeming <[EMAIL PROTECTED]> writes:
Angus> I'm no expert, but aren't we meant to redraw only the 'current'
Angus> paragraph in such situations?
Currently we redraw all visible paragraphs (plus a few more) AFAIK.
JMarc
> Index: QLPainter.C
> ===
> RCS file:
> /usr/local/lyx/cvsroot/lyx-devel/src/frontends/qt2/QLPainter.C,v
> retrieving revision 1.35
> diff -u -p -r1.35 QLPainter.C
> --- QLPainter.C 31 Jan 2005 15:26:39 - 1.35
> +++ QLPainter
On Wed, 2005-04-27 at 10:41, Angus Leeming wrote:
> Martin Vermeer wrote:
> > I don't think it has anything to do with moving the graphic. What I
> > notice on my 256k/256k ADSL modem is traffic going on all the time when a
> > document is open. It starts with the splash screen; when that is loaded
Martin Vermeer wrote:
> I don't think it has anything to do with moving the graphic. What I
> notice on my 256k/256k ADSL modem is traffic going on all the time when a
> document is open. It starts with the splash screen; when that is loaded,
> it stops. Then when you open a document or start a new
On Tue, Apr 26, 2005 at 09:17:48PM +0200, Helge Hafting wrote:
> Lyx 1.4cvs qt usually have nice performance over a 2Mb/s adsl
> link. (X tunneled via ssh.)
>
> The display update much faster than I can type - except if I
> insert an xfig external inset and checks "show in lyx". I then
> get a ni
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