[Paraview] Antialiasing?

[Moreland, Kenneth]

Hmm.  Now that I look through the code, I see that the antialiasing
extension is not being enabled on either Windows or Mac.  I have added
bugs 5160 and 5161, respectively, to address this.

-Ken

> -----Original Message-----
> From: Marc Baaden [mailto:baaden at smplinux.de]
> Sent: Wednesday, June 06, 2007 11:54 AM
> To: paraview at paraview.org
> Cc: Moreland, Kenneth
> Subject: Re: [Paraview] Antialiasing?
> 
> 
> Hello,
> 
> thanks for your reply and sorry for the lag in responding.
> I have made a snapshot for illustration:
> http://www.shaman.ibpc.fr/pv_antialias.png
> 
> This is a simple dataset with a tubefilter applied. I use
> Paraview 3.0.1 for Mac OSX (no parallel rendering) with a
> Mac Pro and a Quadro FX 4500 graphics card. So I think the
> hardware should support antialiasing.
> 
> I tried other background colors (gray, black) and indeed there
> is no antialiasing either, although the jagged edges are a little
> less obvious.
> 
> So I wonder what's the issue here? Maybe antialiasing could be turned
> off on my installation for some reason?
> 
> Thanks in advance,
> Marc
> 
> NB: Antialiasing is also missing with the previous 2.6 version of
>     Paraview. So it doesn't seem specific to the 3.x series.
> 
> >>> "Moreland, Kenneth" said:
>  >> ParaView defaults to 8x supersampled antialiasing if your hardware
>  >> supports it (and if you not in parallel rendering mode).  The
> background
>  >> color will have no effect on your antialiasing.
>  >>
>  >> If you are sure aliasing is the problem, you could always generate
a
>  >> really large image and then perform smooth downsampling (for
example,
>  >> using IrfanView).  You can hackishly use the "Save Animation"
option
> to
>  >> save an image larger than what you can display on screen.
>  >>
>  >> Without seeing an image, I cannot think of anything else to
suggest.
>  >>
>  >> -Ken
>  >>
> --
>  Dr. Marc Baaden  - Institut de Biologie Physico-Chimique, Paris
>  mailto:baaden at smplinux.de      -      http://www.baaden.ibpc.fr
>  FAX: +33 15841 5026  -  Tel: +33 15841 5176  ou  +33 609 843217
> 
>