Angel, I took the opportunity to clean up the isosurfaces in VRML export
because there was a lot of waste there, and then I went ahead and added
sphere and cylinder caching as well. It is pretty efficient.
On Thu, Jul 16, 2009 at 6:43 PM, Robert Hanson <[email protected]> wrote:
> also put on your list getting the perspective right. Does the VRML use a
> 4x4 matrix to define the orientation, by chance?
>
>
> On Thu, Jul 16, 2009 at 6:41 PM, Robert Hanson <[email protected]> wrote:
>
>> bingo! The problem was with planes and partial isosurfaces only. WOW! I'll
>> get this released soon.
>>
>> 2009/7/16 Angel Herráez <[email protected]>
>>
>>> Robert Hanson wrote:
>>>
>>> > Also, I ran into a problem with planes that I'm not sure how to get
>>> around. It appears that
>>> > isosurfaces and planes in VRML are one-sided. I mean REALLY one-sided--
>>> viewed from one
>>> > side you see the color, and from the other side you see nothing. The
>>> plane just disappears.
>>>
>>> You could try to use this:
>>> where you have
>>> normalPerVertex TRUE
>>> (line 219 of _VrmlExporter.java)
>>> add
>>> solid FALSE
>>> According to the doc, that should make both sides visible.
>>>
>>>
>>> But I don't see this problem in a partial molecular isosurface using
>>> 11.7.47; the surface is
>>> orange and lit on both sides. Same in a test pyramid with an open side.
>>>
>>>
>>>
>>>
>>>
>>>
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>>
>>
>>
>> --
>> Robert M. Hanson
>> Professor of Chemistry
>> St. Olaf College
>> 1520 St. Olaf Ave.
>> Northfield, MN 55057
>> http://www.stolaf.edu/people/hansonr
>> phone: 507-786-3107
>>
>>
>> If nature does not answer first what we want,
>> it is better to take what answer we get.
>>
>> -- Josiah Willard Gibbs, Lecture XXX, Monday, February 5, 1900
>>
>
>
>
> --
> Robert M. Hanson
> Professor of Chemistry
> St. Olaf College
> 1520 St. Olaf Ave.
> Northfield, MN 55057
> http://www.stolaf.edu/people/hansonr
> phone: 507-786-3107
>
>
> If nature does not answer first what we want,
> it is better to take what answer we get.
>
> -- Josiah Willard Gibbs, Lecture XXX, Monday, February 5, 1900
>
--
Robert M. Hanson
Professor of Chemistry
St. Olaf College
1520 St. Olaf Ave.
Northfield, MN 55057
http://www.stolaf.edu/people/hansonr
phone: 507-786-3107
If nature does not answer first what we want,
it is better to take what answer we get.
-- Josiah Willard Gibbs, Lecture XXX, Monday, February 5, 1900
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