Re: optimizing drawing to drawing_area

[Rok Roskar <rroskar artsci wustl edu>]

Thanks for your reply... I was just wondering what the difference between 
building a pixmap and building an RGB buffer internally is... because the 
way I do it now, I build the pixmap and then display it all at once on the 
drawing area. Thanks,

rok

On 2002.04.09 02:57 Taura Milana wrote:
> On 2002.04.08 21:21 Rok Roskar wrote:
> > I am drawing a large array of data (1024x1024) to a drawing_area and it
> 
> > seems to be really slow. Is there any way to optimize it? I first read
> > the
> > data into an array and then create the pixmap pixel by pixel... then I
> > draw the entire pixmap to the drawing area at once. Any ideas?
> >
> 
> If you use GDK RGB buffers, then you can internally
> blit your 1024x1024 buffer in local memory then send
> it all at once (or just a rectangular area) to the
> GtkDrawingArea's GdkWindow.
> 
> --
> Sincerely,                  ,"-_                         \|/
> -Capt. Taura M.             ,   O=__                    --X--
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