Lee,
FYI - I just tried true color and I get the same results as for 16bit
(Around 50fps both with and without 'runItSlow')
Rob
J. Lee Dixon wrote:
> I am running NT 4.0, Svc Pack 6. My video driver version is 5.1.118, 4.0.0
> Also, I'm running true color... maybe I'll try 16bit...
>
> Thanks...
>
> -----Original Message-----
> From: Rob Nugent [mailto:[EMAIL PROTECTED]]
> Sent: Monday, May 22, 2000 6:03 AM
> To: [EMAIL PROTECTED]
> Cc: [EMAIL PROTECTED]
> Subject: Re: [JAVA3D] Rendering performance of different file formats
>
> Lee,
>
> I ran this on my machine and I get the same results for both
> runItSlow set to true or false (i.e ~83fps).
>
> This is on WinNT 4.0, ATI Rage Pro 8MB, 400Mhz PII, JDK 1.3,
> Java3D 1.2 FCS.
>
> I tried with JDK 1.2.2 and get the same results.
>
> Are you using WinNT ? If so what video driver version, video depth
> etc are you using ?
>
> Rob
>
> J. Lee Dixon wrote:
>
> > I believe I have finally nailed down what I think is slowing down the
> > performance for models created from 3DS (and other) files. After
> debugging
> > the Load3DS code, I found that by just removing the addition of
> > PolygonAttributes to the Appearance objects that the rendering speed went
> > dramatically up.
> >
> > In the attached files, I have isolated the problem. The program shows an
> > array of rotating 2D squares. The frame rate is computed and printed to
> > System.out. A boolean variable controls the calling of this line:
> > if(runItSlow)
> > appearance.setPolygonAttributes(new PolygonAttributes());
> >
> > If the variable is set to false, my machine settles at about 105fps.
> > Setting it to true makes the program top out at about 34fps. Can others
> > (Java 3D team) please try out my example and tell me what I'm doing wrong?
> >
> > Machine configuration: JDK 1.2.2, Java3d 1.2 FCS, ATI Rage Pro 8meg, Pent
> > III 600, 128meg
> >
> > Attached is the .java and a Kawa project file.
> >
> > J. Lee Dixon
> > Software Engineer
> > SAIC - Celebration, FL
> > [EMAIL PROTECTED]
> >
> > ------------------------
> ----------------------------------------------------------------------------
> ----------------------------------------------------------------------------
> ----------------------------------------------------------------------------
> ----------------------------------------------------------------------------
> ----------------------------------------------------------------------------
> ----------------------------------------------------------------------------
> ----------------------------------------------------------------------------
> ----------------------------------------------------------------------------
> ----------------------------------------------------------------------------
> ----------------------------------------------------------------------------
> ----------------------------------------------------------------------------
> ---------------------------------------
> >
> > Name: TestBed.java
> > TestBed.java Type: Java File (Forte for Java)
> (application/x-unknown-content-type-javafile)
> > Encoding: quoted-printable
> >
> > Name: testbed.kpx
> > testbed.kpx Type: unspecified type (application/octet-stream)
> > Encoding: quoted-printable
>
> --
>
> Rob Nugent
> Development Manager
> PeerLogic
> [EMAIL PROTECTED]
> http://www.peerlogic.com
> Tel: +44 (0) 1489 585503
> Fax: +44 (0) 1489 881363
>
> ===========================================================================
> To unsubscribe, send email to [EMAIL PROTECTED] and include in the body
> of the message "signoff JAVA3D-INTEREST". For general help, send email to
> [EMAIL PROTECTED] and include in the body of the message "help".
--
Rob Nugent
Development Manager
PeerLogic
[EMAIL PROTECTED]
http://www.peerlogic.com
Tel: +44 (0) 1489 585503
Fax: +44 (0) 1489 881363
===========================================================================
To unsubscribe, send email to [EMAIL PROTECTED] and include in the body
of the message "signoff JAVA3D-INTEREST". For general help, send email to
[EMAIL PROTECTED] and include in the body of the message "help".
