Re: [JAVA3D] ROAM, Delaunay and terrain-discuss list archive

2003-01-20 Thread Justin Couch
Elisabeth Thorsen wrote: I hoped I would find my answers on that list...too bad... Do you have an updated version of the ROAM method in the source code from j3d.org? V0.6 is quite old.. Best place to fetch it is from CVS. Various parts of the codebase receive attention depending on the projects

Re: [JAVA3D] DOT3, vertex color, Material and madness

2003-01-20 Thread Justin Couch
Frederic Barachant wrote: Hello. I'm actually adding some more eye candy to my little thing, and wanted to put DOT3 bump, some mapping. I've got Shape3D objects, whose colors are set using the Material. I would like them to have a bump and a texture to make the surface less flat and uniform. Actua

Re: [JAVA3D] ROAM, Delaunay and terrain-discuss list archive

2003-01-20 Thread Desiree Hilbring
Hi Elisabeth, There is an ROAM implementation in the code of code.j3d.org http://code.j3d.org/download.html. There is a demo calles TiledCullingDemo, which you can find in the examples directory: code/examples/terrain Desiree > Hi, > > I am looking for information about ROAM and Delaunay methods

Re: [JAVA3D] ROAM, Delaunay and terrain-discuss list archive

2003-01-20 Thread Elisabeth Thorsen
I hoped I would find my answers on that list...too bad... Do you have an updated version of the ROAM method in the source code from j3d.org? V0.6 is quite old.. I tried your code but ran into problems because I have lots of holes (NaN values) in my grid. The grid is also not regular like yours (i

Re: [JAVA3D] X3D M6 Performance problems SOLVED!

2003-01-20 Thread Justin Couch
Michael P. McCutcheon wrote: I'm now geting 60 FPS by simply stripifying the geometry returned by the X3D loader. There's a good reason for this - you are only sending half the data over that was originally generated. The stripification process would give you maybe a 20% speed increase, but cer

Re: [JAVA3D] ROAM, Delaunay and terrain-discuss list archive

2003-01-20 Thread Justin Couch
Elisabeth Thorsen wrote: I am looking for information about ROAM and Delaunay methods used in java3D and thought the [EMAIL PROTECTED] would be the perfect place to start. Err... Didn't realise people could still subscribe. I thought I'd shut it down because no-one was making use of it. Hmmm..

[JAVA3D] ROAM, Delaunay and terrain-discuss list archive

2003-01-20 Thread Elisabeth Thorsen
Hi, I am looking for information about ROAM and Delaunay methods used in java3D and thought the [EMAIL PROTECTED] would be the perfect place to start. Is there an online email archive for that list (like the one for JAVA3D-INTEREST)? I tried asking the terrain-discuss list but there seems to be

Re: [JAVA3D] question about J3dtree and text2D

2003-01-20 Thread Elisabeth Thorsen
Title: Network Blitz Hi,   If you download the source code for Selman's Java3d Programming book you will find j3dtree there. http://www.manning.com/selman   Elisabeth Thorsen -Original Message-From: GB Liu [mailto:[EMAIL PROTECTED]]Sent: 21. januar 2003 07:01To: [EMAIL PROTECTE

[JAVA3D] question about J3dtree and text2D

2003-01-20 Thread GB Liu
Title: Network Blitz Hi Evert One:   Does any one know where I can get the file called Java3Dtree (generated by Tornadolabs).  I can find the website of Tornadolabs, but could not get the J3dtree.zip   My Another question is,  in the following codes, how I can generate a Shape3D object which

Re: [JAVA3D] lighting calculation

2003-01-20 Thread Haiquan Yang
I read the Java3D specification, the parameter (BView.setLocalEyeLightingEnable( boolean flag ) (Bonly affect the specular effect. I tried to remove the specular components (Bfrom the material, the antifact disappeared, but the rendered image became (Bugly. (B (B Haiquan Yang (B (B

Re: [JAVA3D] KeyNavigatorBehavior not working on small model

2003-01-20 Thread Daniel C
Well after reading a lot of docs that weren't too helpful and studying the KeyNavigator code I guessed upon the right solution which was the setScale line from the below code. TransformGroup viewPlatformTransform = simpleU.getViewingPlatform().getViewPlatformTransform(); Transform3D t3d = new Tra

[JAVA3D] Java 3D FAQ Weekly Posting (20 Jan 2003)

2003-01-20 Thread The Java 3D FAQ
The Java 3D Frequently Asked Questions list for Monday January 20 2003 This is a posting of topics covered in the Java 3D FAQ. The answers to these questions are kept at: http://www.j3d.org/faq Please consult this list and the web site before asking questions on the mailing list. If th

[JAVA3D] Restricted Access Exception

2003-01-20 Thread Brobbey,Isaac (neuron)
pickTool is causing me a alot of grief. when i try to make my second display, i get the error javax.media.j3d.RestrictedAccessException: Cannot modify capability bits on a live or compiled object at javax.media.j3d.SceneGraphObject.setCapabilities(SceneGraphObject.java:101) at com.sun.j3d.utils

[JAVA3D] KeyNavigatorBehavior not working on small model

2003-01-20 Thread Daniel C
I'm modeling sub atomic particles and it looks like the KeyNavigator behavior is too extreme when moving the camera. Is there a simple way to make camera movements less extreme? In looking at the source code for KeyNavigator, it makes a reference to scale it based on the avatar. I don't know how

[JAVA3D] Java3D[DirectX 9] slow down

2003-01-20 Thread Risto Rangel-Kuoppa
Hi, I have just recently updated from DirectX 8 to DirectX 9 and my Java3D[DirectX] suffers from a big slow down, Does anyone could please give me any advice on how the restore de performance? Thank you. === To unsubscribe, s

Re: [JAVA3D] AW: [JAVA3D] X3D M6 Performance problems SOLVED!

2003-01-20 Thread Alan Hudson
Florin Herinean wrote: A couple of comments on this. You have stripped away all texture coordinate and color information, and regenerated the normals(ignoring the VRML creaseAngle field). So as a general solution this will not be enough. You might being seeing some performance improvement just

Re: [JAVA3D] X3D M6 Performance problems SOLVED!

2003-01-20 Thread Alan Hudson
P. Flavin wrote: For those wondering what the posted nslcpac.x3d file would like like, look here ( attached ). Attached: sc_navy_slc_java3d.jpg Screen Capture of: navy_SeaLift_Command_Pac.wrl rendered with Java3d using the Sun VRML Loaders. So Paul, is this a public declaration that yo

[JAVA3D] Cleaning live Branch Groups

2003-01-20 Thread Brobbey,Isaac (neuron)
Dear all: i thank you for your advise, but the thing is that , i have a java3D applet which makes multiple displays. if one display is currently showing and i try to replace it with another new display, i get an error like "compiled/live object, cannot change capability bits for PickTool", so i a

Re: [JAVA3D] X3D M6 Performance problems SOLVED!

2003-01-20 Thread P. Flavin
Tools exist to convert between X3D and VRML and in good Unix style using simple tools and combining them is a good way to do things so VRML & XML tools can both be used and the files can be converted and displayed creating and viewing the content with whichever tool is best for the task, eg. Java

[JAVA3D] AW: [JAVA3D] AW: [JAVA3D] AW: [JAVA3D] Réf. : [JAVA3D] Again about the solar system.

2003-01-20 Thread Wolfgang Kienreich
Yes, please notify me, I really would like to see *that*, as I enjoy your program a lot and I've got a very special interest for astronomy(compare my pages at www.nachthimmel.at). Again, very good work! Cheers Wolf -Ursprüngliche Nachricht- Von: Discussion list for Java 3D API [mailto:[

[JAVA3D] AW: [JAVA3D] AW: [JAVA3D] Réf. : [JAVA3D] Again about the solar system.

2003-01-20 Thread Florin Herinean
Well, *if* it would be a java program, it would have been quite easy. However, it's much more difficult to implement it with a very simple scripting language to *describe* the model. That's it, I'm just describing the scene, after it was created, there is no interaction with the scene. However, I'

[JAVA3D] AW: [JAVA3D] Réf. : [JAVA3D] Again about the solar system.

2003-01-20 Thread Wolfgang Kienreich
Hey, nice idea ... Could work as follows (couldn't it - I'm asking you?) : + Line from sun to earth through moon + Check for intersect (perhaps with a somewhat larger sphere to take into account half shadows), proceed if yes + Get intersection texture coords + Calculate size of shadow on earth

[JAVA3D] Réf. : [JAVA3D] Again about the solar system.

2003-01-20 Thread Jacky Rymasz
I love it... nice job! :) Just one thing... is it possible to add shadows (ie: shadow of the moon on earth)? ;) Jack Florin Herinean

[JAVA3D] Where did you take java3d to?

2003-01-20 Thread Frederic Barachant
Hello. I'm not on the list since very long time, but i'm using JAva3D since a moment, now. I've been doing various things with it (some landscape generation, radiosity tests, GUI, 3d painter, ...) and i am looking for projects that used Java3D for similar or bigger projects. The reason is that i'

[JAVA3D] AW: [JAVA3D] X3D M6 Performance problems SOLVED!

2003-01-20 Thread Florin Herinean
> A couple of comments on this. You have stripped away all texture > coordinate and color information, and regenerated the normals(ignoring > the VRML creaseAngle field). So as a general solution this will not be > enough. You might being seeing some performance improvement just by not > sending

Re: [JAVA3D] lighting calculation

2003-01-20 Thread Raj N. Vaidya
>On Mon, 20 Jan 2003 17:46:15 +0900, Haiquan Yang <[EMAIL PROTECTED]> wrote: >Dear Raj N. Vaidya, > >Thank you. >>One parameter that I'm aware of is in the View class and is: >> View.setLocalEyeLightingEnable( boolean flag ) >> Check the docs to see if this what you're after. >I checked th

[JAVA3D] Again about the solar system.

2003-01-20 Thread Florin Herinean
Hello everybody, Maybe some of you got bored because of my emails, but I have just added some new nice features to my solar system model. http://www.seelenbinder-schule.de/~fherinean/solar_system_applet.html 1. All the planets display now correct textures, so they look quite similar to what you

Re: [JAVA3D] Swing thread fairly often freezes in J3D code!!

2003-01-20 Thread Nikolai V. Chr.
Nikolai V. Chr. wrote: This seems strange to me, and I would like some insight into what is taking so long down in mastercontrol, where the swing thread often stays In fact, while this happens the CPU usage is very low. It also seems like almost all the threads also non related to graphics bec

Re: [JAVA3D] Threadsafety in using switch

2003-01-20 Thread Nikolai V. Chr.
Kelvin Chung wrote: Hi, Are you sure Switch.setWhichChild() is threadsafe? Yes, currently this function is synchronized in the SwitchRetained side. (in v1.3 and v1.3.1 beta1) Ok, thank you. Nikolai === To unsubscribe, s

[JAVA3D] Swing thread fairly often freezes in J3D code!!

2003-01-20 Thread Nikolai V. Chr.
This seems strange to me, and I would like some insight into what is taking so long down in mastercontrol, where the swing thread often stays for long time(minuttes sometimes). And is it really necessary to block the entire 2D rendering? Take a look at these examples: VMSuspension#21 ThreadDebug

[JAVA3D] AW: [JAVA3D] TexCoordGeneration

2003-01-20 Thread Florin Herinean
That is really cool! I didn't know that you can so easily implement reflexions, just using eye-linear TexCoordGeneration! Florin -Ursprüngliche Nachricht- Von: Justin Couch [mailto:[EMAIL PROTECTED]] Gesendet: Freitag, 17. Januar 2003 22:16 An: [EMAIL PROTECTED] Betreff: Re: [JAVA3D] TexC

Re: [JAVA3D] lighting calculation

2003-01-20 Thread Haiquan Yang
Dear Raj N. Vaidya, (B (BThank you. (B>One parameter that I'm aware of is in the View class and is: (B> View.setLocalEyeLightingEnable( boolean flag ) (B> Check the docs to see if this what you're after. (BI checked the docs, it should be Ok. It is right that I expect. (B (BBut