On Fri, 29 Sep 2000, Dvorak, Daniel J. wrote:
> Well, as I was writing the question, the difference between borders around
> the whole polygon and borders around the viewed surface occurred to me. Of
> course you could draw a line around a 3-D polygon or shape. Just draw the
> edges of the shape . Not talking about picking here. What I'm really
> asking is: Is there any interest among list readers in drawing borders
> around objects?
Yes, I am as well interested in the object borders, I used LineStripArray
so far. Desiree
This seems like a functionality that would be really easier
> for Sun to add to J3D than for me to constantly change the shape of a line
> around an object as viewed. Or at least show us how to sub-class the
> Appearance object to achieve the desired effect.
>
> Daniel
>
> -----Original Message-----
> From: Yazel, David J. [mailto:[EMAIL PROTECTED]]
> Sent: Thursday, September 28, 2000 12:56 PM
> To: [EMAIL PROTECTED]
> Subject: Re: [JAVA3D] border on polygons
>
>
> Well, a black line around a 3d object would not really work, unless all your
> objects are really 2d objects being view straight on. Do you mean a line
> around the object as it relates to the image plate? There are different
> ways to make a picked object stand out. Changing the appearance is the
> easiest way. If you have a cube, the "line" surrounding that cube would have
> to change as the view on the cube changed. This would mean the shape of the
> line would also have to change, because what I think you really want is an
> outline around the object, as viewed, not as it actually exists.
>
> Dave Yazel
>
> > ----------
> > From: Dvorak, Daniel J.[SMTP:[EMAIL PROTECTED]]
> > Reply To: Discussion list for Java 3D API
> > Sent: Thursday, September 28, 2000 12:28 PM
> > To: [EMAIL PROTECTED]
> > Subject: [JAVA3D] border on polygons
> >
> > Aside from lineStripArrays, is there any easy way to draw borders around
> > objects? I would think that since a Shape3D has all the geometry
> > information it would be easy to make a Shape3D draw itself with a black
> > line
> > around the edges. Or perhaps the border could be drawn by the Appearance?
> >
> > Daniel Dvorak
>
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