Re: custom RealWave object

Date : Mon, 18 Sep 2006 19:09:28 +0300
To : XSI(at)Softimage.COM
From : Tauno Ööbik <tauno(at)joonisfilm.ee>
Subject : Re: custom RealWave object
Few days ago I decided to leave the custom object thing as it is. No time to experiment that much with it.

First I had an idea to just export out the RW waves texture from a planar mesh, and use that as a displacement on a sphere. That of course didnt bring any success since RW texture export seems to live a life of its own. Producing weird artifacts. So I dropped that idea. Half a day gone...

Next I had an idea to bring in a RW animation on planar mesh to XSI and extract a depth map from there. So that I could use that texture as a displacement on a sphere. Of course again no luck! Rendermap just outputs black image and log shows following error sometimes(producing all other maps works fine, only depth map doesnt seem to work):
RegenerateMaps("Realwave01.RenderMap");
//INFO : API  0.0  error  301090: while defining object "Realwave01/Polygon Mesh(0)": undefined object symbol "Realwave01/Polygon Mesh(0)"
//INFO : API  0.0  warn  302038: while defining object "Realwave01/Polygon Mesh(0)": undefined object "Realwave01/Polygon Mesh(0)"

After waisting way too much time on these freaky problems we decided to export whole thing into max with Point Oven and use its depth map function. And guess what, it works!
I also tried to import same scene back into XSI but still it doesnt work.
Thank god we also can use Max, just happy that work can continue...

Thanks for all the inputs, still the error what XSI produced is what interests me mostly here.

Cheers,
Tony



Pingo wrote:
Hey. how about making the waves/wake on a plane (standard procedure in rf/rw) and then deforming or wrapping the whole thing into a sphere - or just half way around (backside not important I guess)

cheers

pingo


On 15/09/2006, at 14.14, Luc Froelicher wrote:

I use custom objects but it was a long time ago.
http://www.alamaison.fr/francais/rubriques/galerie/pub/2002/Gdf/images/gdf_baignoire_000.htm

I generated waves on the bubble like object and I can tell you it was a total pain.from time to time the waves would go crazy and explode all over the place.it was ten times slower then with the regular flat object.
I don't know anything about the new version they have now but my experience with realwave custom object was no good.
if you choose this route be sure to have a looot of time for experimenting.
using it on a flat regular grid was not to bad .

luc

Tauno Ööbik wrote:
Thanks for the idea, but it doesnt work.

The difference of the planet and ship are not real world measures.  Ships is way bigger  in the scale as normaly, you can see the  curvy horizont where to the waves are  dissapearing. Planet also has fractial waves...blending two of those will become sort of a isssue.
I thought RW can be a big help but instead it has become more of a pain since the documentation about this workflow is nowhere near where it could be useful. So I was hoping maybe someone here has played around with the RW & custom objects, I know it is not xsi thing but this subject is sorta interesting to all of us, isnt it? :p


-Tony



peter boeykens wrote:
can't you just simulate a rectangle of water around where the boat is, and do the rest of the planet as a seperate object, and blend the two with transparency map?

surely the boat doesnt affect the water all over the planet? or perhaps it does?


Hey guys,

does someone of you has experience with RealWave and custom objects? I need to do a sphere like planet what is covered only with water and where one ship is sailing(camera fly in from space). Due perspective problems I can not use plane which is RealWave default object.
RealFlow manual is full of holes and at first impression the RealWave workflow with custom objects seems to be not at all so intuitive as it is for default RealWave mesh.

Can any of you guys give tips about this topic?

Thanks,
Tony
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