Re: [JAVA3D] Help - particle system model grass

2003-08-26 Thread Lan Wu-Cavener
Alan: It is created with 30 blades, each of which is consisted of several line segments with diff. width. The image shows a rather huge grass. I need to add some control parameters to it so that I can use it in my scene. Lan At 11:27 AM 8/26/2003 -0700, you wrote: Lan Wu-Cavener wrote: Thank you

Re: [JAVA3D] Help - particle system model grass

2003-08-26 Thread Alan Hudson
Lan Wu-Cavener wrote: Thank you much, Paul! I have checked the website you posted. It is a nice algorithm to model the growing plants. It is too bad that I forget all the German I had learned while in the graduate school. I did it in a simple way to create a grass clump using LineArray. It seems

[JAVA3D] j3d.org code on the move

2003-08-26 Thread Justin Couch
As part of the refocusing of j3d.org into new directions, one of the more obvious issues is that a lot of the j3d.org codebase is dependent on Java3D. However, part of the initial design was to maintain as much separation between basic functionality which could be used with any rendering API and th

Re: [JAVA3D] fast SceneGraph update?

2003-08-26 Thread Mika Kastenholz
thanks for your reply. yes, i get your point, doing a direct manipulation through a Transform3D acting on the specific TransformGroup of a given particle is certainly faster. especially if you present every particle as a single point. as you say then one just updates the translational component of

[JAVA3D] Java3D events

2003-08-26 Thread Gili
I never understood why Java3D uses a different event-model than Swing. Why are events automatically deregistered at invocation? Is there a technical reason for this? I think (from a performance point of view) it makes more sense to leave events subscribed unless the listener specifically dereg