Re: [JAVA3D] Performance problems NOT in Transform3D was Re: [JAVA3D] serious performance problems when setting Transforms

[Michael S Warner]

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From: Discussion list for Java 3D API [mailto:[EMAIL PROTECTED]]On Behalf Of Shawn Kendall
Sent: Tuesday, October 10, 2000 1:28 PM
To: [EMAIL PROTECTED]
Subject: [JAVA3D] Performance problems NOT in Transform3D was Re: [JAVA3D] serious performance problems when setting Transforms

Good news!
As per Kevin's original post, further testing has show that the "classification" operations of Transform3D are having little if any impact on performance for our apps.  Excellent news for Java3D, but unfortunately, our app is still getting hit somwwhere in the Matrix->Transform3D->TransformGroup chain.

BTW, Syrus did send the entire app to Charmaine Lee and Chien Yang for testting.

Shawn Kendall wrote:

> Not copying the transform data would open up all sorts of problems.
> Besides, the copying of the 16 values for the matrix isn't the source
> of any performance problems (it's down in the noise).  I would look
> elsewhere.
But don't most Transform3D operations (including set() which is the one we use most) always do a

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Shawn Kendall               Full Sail Real World Education
Course Director             3300 University BLVD
Real Time 3D for Gaming     Winter Park FL 32792
[EMAIL PROTECTED]       http://www.fullsail.com
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___________________________________________________________

Shawn Kendall               Full Sail Real World Education
Course Director             3300 University BLVD
Real Time 3D for Gaming     Winter Park FL 32792
[EMAIL PROTECTED]       http://www.fullsail.com
___________________________________________________________