ith coffee and a computer I can change the world.
Dr. Julian "a tribble took it" Gomez ** mailto:[EMAIL PROTECTED]
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hite, and draw that in addition to
the faces.
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Give a man a fish and he will eat for a day. Teach him how to fish, and he
will sit in a boat and drink beer all day.
Dr. Julian "a tribble took it" Gomez ** http://www.polished-pixels.com
===
en the attachment as it may be a virus.
--
If at first you don't succeed, skydiving isn't for you.
Dr. Julian "a tribble took it" Gomez ** http://www.polished-pixels.com
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u might have unintended consequences
where Gates ends up winning a Nobel Peace Prize or something for
contributions to world peace for weapons systems which every one
needs but fail to work." Eugene Miya, 1999.
Dr. Julian "a tribble took it&qu
y
using a BLOB. Do you have any more specific questions yet?
--
Dr. Julian "a tribble took it" Gomez ** http://www.polished-pixels.com
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he Java3DTree package? It's not even
mentioned in my copy of Selman's book, and there's nothing on the
tornadolabs site, which is a rather unfriendly site to boot, committing
several web page no-no's.
--
Dr. Julian &qu
n a publicly accessible site
somewhere?
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Give a man a fish and he will eat for a day. Teach him how to fish, and he
will sit in a boat and drink beer all day.
Dr. Julian "a tribble took it" Gomez ** http://www.polished-pixels.com
ework.
--
Give a man a fish and he will eat for a day. Teach him how to fish, and he
will sit in a boat and drink beer all day.
Dr. Julian "a tribble took it" Gomez ** http://www.polished-pixels.com
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where of course everything renders fine.
--
Dr. Julian "a tribble took it" Gomez ** http://www.polished-pixels.com
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of the message "signoff JAVA3
Has anyone had success loading texture maps with the ObjectFile loader? It's
loading them, but it's not generating any txc's, so things look pretty
strange.
--
Dr. Julian "a tribble took it" Gomez ** http:
ver seen a flash. Let me know if
you'd like my code.
--
The proposed Microsoft settlement is not a hand slap, it's a finger slap.
Dr. Julian "a tribble took it" Gomez
mailto:[EMAIL PROTECTED] ** http://www.polished-pixels.com
#x27;ve been hearing from Apple for over two years...
--
The proposed Microsoft settlement is not a hand slap, it's a finger slap.
Dr. Julian "a tribble took it" Gomez
mailto:[EMAIL PROTECTED] ** http://www.polished-pixels.com
==
Anyone using Codewarrior and J3D?
--
The proposed Microsoft settlement is not a hand slap, it's a finger slap.
Dr. Julian "a tribble took it" Gomez
mailto:[EMAIL PROTECTED] ** http://www.polished-pixels.com
===
ent is not a hand slap, it's a finger slap.
Dr. Julian "a tribble took it" Gomez
mailto:[EMAIL PROTECTED] ** http://www.polished-pixels.com
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een
willing to play ball the entire time.
--
Dr. Julian "a tribble took it" Gomez
(former) Principal Engineer, QuickDraw 3-D, Apple Computer, Inc.
(former) Java 3D New Technology Development, Sun Microsystems, Inc.
ust plain weird.
> Language sure can be difficult.
What about "vertex" (singular) and "vertices" (plural).
"Vertexes" is not supposed to be a word but is becoming one.
--
Julian E Gomez, Ph.D.
on 3/26/00 3:21 PM, at [EMAIL PROTECTED] wrote:
> Hi
> Is Java3D available in Mac OS X?
> thanks in advance
Check the faq at http://www.j3d.org
--
Julian E Gomez, Ph.D. ** Java 3D New Technology Development
Sun Microsystems, Inc. ** +1 650
help. Also, as a
body of knowledge builds up it then becomes a book opportunity for the
contributors...
--
Julian E Gomez, Ph.D. ** Java 3D New Technology Development
Sun Microsystems, Inc. ** +1 650.786.2824
===
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help show
> you the ropes.
I would venture that all 3-D APIs, going back to E&S, have been through this
phase when they were still young.
--
Julian E Gomez, Ph.D. ** Java 3D New Technology Development
Sun Microsystems, Inc. ** +1 650.786.2824
former Principal En
vel
BranchGroup, walking the tree to each leaf node Shape3D,
calculating a new geometry of the Shape3D in the new
top level BranchGroup, and then attaching it.
Does this sound reasonable? Is there a better way? How
easily can I compute the neq geometry?
Any advice would be most welcome!
Than
gt; this?
People have plans, but ...
The problem is that Apple refuses to release their Java 2 implementation,
and Java 3D requires Java 2 (it has to do with more than just sound issues).
Apple demoed that implementation a year ago. Sun and others have done what
they could.
--
Dr. Julian "a t
should suffice):
appearance.setTransparencyAttributes(new
TransparencyAttributes(TransparencyAttributes.BLENDED,1.f));
renderingAttributes.setDepthBufferEnable(false);
textureAttr.setTextureMode(TextureAttributes.MODULATE);
Good luck,
-- Julian
-Original Message-
From:
etSize() method of the canvas (still calling
super.setSize) to adjust the projection transformation every time the user
resizes the window.
Search archives.sun.com for more detail, i think we had this one already.
cheers,
--julian
u don't even want your students to get involved with basic math like
radians, you should teach them how to use Bryce, not how to work with
Java3D.
-- julian
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().
make sure to enable texturing and to choose the right texturing flags.
the java 3d demos contain a sample that shows how to custom-load a texture
from a file and assign it to an appearance.
-- julian
===
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;> towards a book/resource which deals in examples with reading/storing
>> geometric data?
No idea... but reading geometry data is not really different from reading a
database of cooking recipes. You should look for general java.io information
on the net.
-- Julian
==
ing the sphere.
i can send you some ugly source which extends MouseBehaviour and works
pretty well. just drop me a note if you're interested.
-- julian
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garbage collector. you should switch to 1.3rc1, it
will boost performance. it is available from developer.java.sun.com.
-- julian
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PROTECTED]]On Behalf Of Marco Lohse
Sent: Tuesday, March 14, 2000 8:50 AM
To: [EMAIL
Justin Couch wrote:
>>
>> Julian wrote:
>> >
>> > OK it does not really belong here, but this mail should put an end to
the
>> > endless series of "Java Console in IE" questions.
>>
>> This one's floated around enough that
o not allow you to enable the
console, but this has NOTHING to do with standard IE4.
If you do not find the console, look again. If you still don't find it, take
a closer look. Still no console? Search again! It must be there!
What, you searched the whole day and can't find a Java Conso
the IE java console works in version 4 and 5.
-- julian
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[EMAIL
uld expect
(mathematically) - the vector is transformed by the matrix. the Vector3D
variant however subtracts the transformed null vector (0,0,0) from the
result, keeping the directional aspect of the vector.
hope it helps
-- julian
==
short wrapper.
if you need a pure java solution, it could be possible to access the serial
port directly from java, but i am not sure about that.
i would be interested in hearing from your proceedings.
-- julian
===
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you have to close the drag-n-drop handle for it to work more than once.
(dropFinish() or something like that)
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PROTECTED]]On Behalf Of Olivier fillon
Sent: Wednesday, March 01, 2000 10:48 PM
To: [EMAIL PROTECTED]
Subj
nd of drop) and if you don't give it, it is waiting endlessly.
look into the dnd examples and the dnd specifications for more.
-- julian
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PROTECTED]]On Behalf Of Alex
Sent: Monday, February 28, 2000 3:30 PM
To: [
dithering algorithm of your printer type/printer
driver.
you can check this by printing with different resolutions and comparing the
results, or by consulting your printer manual.
btw: 1 inch is 25,4 mm
-- julian
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PR
the c:\windows folder (i think it
is called "javalog.txt").
-- julian
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PROTECTED]]On Behalf Of Stefano Scarpanti
Sent: Thursday, March 09, 2000 9:49 AM
To: [EMAIL PROTECTED]
Subject: [JAVA3D] java consoll
eight.
in different frames (AWT-Frames and/or JFrames) you can freely mix
lightweight/heavyweight and awt/swing components.
-- julian
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PROTECTED]]On Behalf Of Anders Breivik
Sent: Saturday, March 04, 2000 2:56 PM
hmm no idea... would be interesting what "itterate" does. how do you
feed the input data to the system, that is: how do you "play back" key
events? perhaps it has something to do with it.
btw, you should use a BufferedInputStream, will speed things up factor 100.
-- j
i just received my posting "Re: Interface Problem" which I sent on March
1st. Today is March 4th... this means my mail took *THREE days* (more than
60 hours) until it reached the list.
hey Sun people, your server meditates over the postings?? or is this a
problem with my ISP?
vas3d+user interface the last
days, you should browse the archive.
btw, i think some of the java3d demos show how to combine a canvas3d with
awt components.
-- julian
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PROTECTED]]On Behalf Of Jonathan Albert C.
V
y w/h, and "fovX" should be easily
calculated with some trigonometry (something like Math.tan(width/zNear), but
this is only a guess! look up your math books).
just a bit of experimenting... it's a pity that setWindowResizePolicy()
isn't functioning but this way you should get
what you are looking for is named "particle system". try this query on a
good search engine, you should also include the term "algorithm" or "java
source code" or so. i think Ken Perlin was one of the first people involved
in particle systems, try to include his name to see if you can find some of
Sounds very interesting! but when i try to load one of the pages i get a
"permission denied" error... can only access the overview page.
-- julian
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PROTECTED]]On Behalf Of Stefan Rufer
Sent: Monday, Februar
updating. -jor]
---CUT--
-
haven't found any freeware tools for now, but using one of the algorithms
everybody should be able to create his own tool. perhaps you can find one on
the net, let me know if
a" executable started
from "jdk\jre\bin" will find it.
best wishes,
-- julian
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PROTECTED]]On Behalf Of Nicolas Thiessen
Sent: Wednesday, February 16, 2000 3:28 PM
To: [EMAIL PROTECTED]
Subject: [JAVA3D]
itializers. perhaps it works best if you
do a
static {
System.setProperty("j3d.sharedctx","false");
}
good luck,
-- julian
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PROTECTED]]On Behalf Of Janet Song
Sent:
it helps, but you can also individually disable writing to
the depth-buffer and depth-buffer testing for each Appearance (I think using
RenderAttributes or PolygonAttributes). you may even disable usage of the
depth buffer completely if you do not need it.
-- julian
-Original Message-
From:
hi harish,
olivier is right, what you need is a truncated cone. you can set up the
points pretty easy by using Math.sin and Math.cos.
here is an example (not tested):
int numberOfSegments = 32;
float height = 1.;
float bottomRadius = .8;
float topRadius = .5;
nice as simply using j3d.
-- julian
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PROTECTED]]On Behalf Of Gregory Bradford
Sent: Tuesday, February 15, 2000 8:17 PM
To: [EMAIL PROTECTED]
Subject: [JAVA3D] Printing to a Vector File
Hello everyone,
For a current
hted sum of all parameters to decide which vertex to split off.
i'm going to ask my friend if he knows more about it.
cheers,
-- julian
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PROTECTED]]On Behalf Of David Hallé
Sent: Tuesday, February 15, 2000 8:56 AM
s,
not sure but it should contain code on that matter. find the url in my
previous postings.
there are also ready-made products that enable you to load an object and
reduce it to a given number of polygons, then save it in a number of
formats - if this is what you need.
i'm much of inter
your back - you could for example calculate the
video memory requirements of your app not as easily.
-- julian
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or
something?
If not, I will generally do a
System.setProperty("j3d.sharedctx","false");
at my app's very beginning instead of using the command line.
-- Julian
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// use to test intersection with various objects.
// you can calculate the eye point world coordinates similar to the above,
// but using canvas3d.getCenterEyeInImagePlate() instead of getPixelLoc().
}
-- Julian
-Original Message-
From: Discussion list for Jav
I think many people had the same problem, including me. Some lines have been
written on this subject already - try searching the archives for "text2d
white".
-- Julian
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ere some way to
wait for the raster beam reaching a certain scan line?
-- Julian
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PROTECTED]]On Behalf Of Peter Lueders
Sent: Tuesday, February 08, 2000 3:07 PM
To: [EMAIL PROTECTED]
Subject: [JAVA3D] flicker-Problem
imilar.
It is not optimized for the sake of clarity.
You should be careful not to mix world coordinates and local coordinates in
these calculations, see Vladimir's mail.
Hope it helps.
-- Julian
PS: You may find the following link rather interesting:
(I only have the address in Japan, but
pixel of
the viewport.
(as long as they are in the visible Z-range -200 to +200)
Good luck,
-- Julian
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PROTECTED]]On Behalf Of Edgar Delgado Barbosa
Sent: Tuesday, February 08, 2000 1:13 PM
To: [EMAIL PROTECTED]
Subject
what do you mean with "terrain following"?
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PROTECTED]]On Behalf Of Matthew Flagg
Sent: Monday, February 07, 2000 4:32 PM
To: [EMAIL PROTECTED]
Subject: Re: [JAVA3D] How to set up the terrain following in java 3d
I
to load a local file? In this case, you should try using the
"file://" protocol like this: "file:///c/somedir/somefile.obj".
Good luck,
-- Julian
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PROTECTED]]On Behalf Of PK
Sent: Monday, Februar
lease within the next weeks.
-- Julian
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PROTECTED]]On Behalf Of Fahad Aziz
Sent: Monday, February 07, 2000 7:54 AM
To: [EMAIL PROTECTED]
Subject: [JAVA3D] Hello
Hi.
I am a student of Bachelors, here at FAST ICS, L
n as I use something like Text2D or
Raster, nothing happens when I call draw().
Cheers,
-- Julian
-Original Message-
From: Discussion list for Java 3D API
[mailto:[EMAIL PROTECTED]]On Behalf Of Daniel Selman
Sent: Monday, February 07, 2000 2:31 AM
To: [EMAIL PROTECTED]
Subject: Re: [
ke 150x100, you need to create a larger
BufferedImage that has power-of-two dimensions, copy the bitmap into the
BufferedImage and set the texture coordinates appropriately.
OK that's it, thanks to all of you who spent time thinking about this
problem.
-- Julian
=
h off texture
filtering!
Again, thanks for your help.
-- Julian
>> Why don'y you just use a J3D Text2D node with a transparent background,
it
>> used to work pretty well in my application , I have had a few problem
lately
>> with the transparency but that's probably b
ndous or is there some switch I
have overlooked? I just came across View.setMinimumFrameCycleTime(), but it defaults
to 0 ms. Is there another setting like this one that determines the maximum frame rate?
Thanks.
-- Julian
=
few nanoseconds). Works well, but isn't
portable. Does anyone know a portable way for this?
-- Julian
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awing the Raster?
- Or can you tell me how I can disable texture filtering so that I can use a billboard?
- Perhaps you also have a different idea of how I could draw text on the Canvas3D.
Thanks for your help!
-- Julian
=
quad tesselation
in the API docs.
-- Julian
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n you?)
-- Julian
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, can
you?)
-- Julian
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NOT already print the image on your
printer, sorry.)
With regard to my previous mail I should note that you probably do not even
have to replace the Canvas3D. Instead simply create a second Canvas3D which
is offscreen so that you can print the BufferedIm
Vincent,
I think you can configure your Canvas3D to render to an offscreen-buffer.
You can then render the contents of the offscreen buffer onto a normal
(non-3D) Canvas, which in effect replaces your Canvas3D on screen. You
should then also be able to print this offscreen buffer using the print
/www.gamasutra.com
-- A professional game developer site. You have to become member, but I
think when you do you get access to lots of stuff like the one you are
interested in.
Hope this is of help to you, if you have any question left feel free to ask.
I'm glad that I can contribute a little to
which is not a question but an answer.
But i find 400K too much.
So why don't you write the next time "If anybody needs the model I can mail
it to you" or give the URL where to find it.
-- Julian
===
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I have overlooked so far?
Thanks for you advice.
-- Julian Scheid
Code snippet follows:
class ImmediateTexture {
// ...
Geometry testGeom=null;
GraphicsContext3D gc=null;
Appearance app=null;
public void render() {
// Setup stuff on first call to render()
allow
This question seems to come up from time to time: is there any way
of saving a scenegraph as VRML file in J3D ?
I *don't* want to load VRML in J3D ... I want to *save* J3D as
VRML!
Thanks,
Julian
===>
Dr. Julian James Bunn | Tel.: +1 626 395 6681 FAX: +1 626 795 3951
(Cal
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