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Sjeiti
sock puppet

Posts: 722
Filters: 71
I've seen several people posting very cool 3D renderings of filters.

Since FF is also intende for 3D use and not all of us are that experienced with 3D rendering (as am I to some extent) I would like to see some simple 3D tutorials in the wiki on this subject (preferabaly one with open source software). Nothing fancy, just something basic on simple primitives and shaders. Maybe with some basic scene downloads.

Apart from being able to create nice images this would also be very usefull for people creating surface-filters to check their render maps.
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StevieJ
Designer/Artist

Posts: 11264
Filters: 163
Quote
Sjeiti wrote:
this would also be very usefull for people creating surface-filters to check their render maps.

Good point!!! smile:)
Steve

"Buzzards gotta eat...same as worms..." - Clint :)
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infiniview
digital artist

Posts: 202
Filters: 13
I believe that anyone can write wiki articles. Excellent idea Sjeiti. You can get the ball rolling if you want, hehe. smile:D

Off the top of my head tho referring to open source software Blender might be tough for most people due to its tricky interface. Wings 3D however is a relatively a very simple program to learn and it is a surprisingly versatile modeler, you can render in it however its built in renderer isnt too impressive. You can direct it to POV Ray which is open source.

Daz Studio while not a open source product is Free. And has an excellent renderer which is powered by the 3D Delight render engine.

Seeing your texture in action on a model however is more than a rendering issue. If the article is aimed at new users then one would at least need to touch on either modeling or aquiring models and also correctly applying textures to them and lighting and perhaps shaders
prior to rendering.
So the article in question may be a bit involved. There are already a great deal of info
on these various subjects in various spots. Usually at the sites that offer the products
that deal with those subjects. There are prob also a number of existing articles on these
issues on the wiki as well. One would just need to look for them. And again the info changes
depending on which product or tool you choose to use.
If a person just wants to see their texture rendered on a simple 3d object to check out their textures, then the simplest route would be to use a free model with a free rendering package that has instructions for its use all on one site.
Again the one that comes to my mind and is designed for easy transition for people new to 3D
would be Daz Studio. Their site also has free models in addition to those for sale as well as scads of tutorials and forums.
Daz Studio
Daz Studio Tutorials
Daz Free Model Archive
at least 90 percent of all sensation is texture, even beyond the visual, with elements of noise, tone, gradients, interval and degree.
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infiniview
digital artist

Posts: 202
Filters: 13
Thought I would put a couple of example renders in here I did using Daz Studio.

These are a couple of tables from a furniture package one of the daz artists created.
The one on the left is one that I completely retextured. Usually for best results in 3D programs fairly large textures work best. However most of my textures are saved at 600 x 600
(FF default) which are automatically adjusted to 512 when I upload them into SL.
Even tho mine are smaller IMHO they dont look too bad. As you can see their are options for texturing each assigned element of the object. As for the render itself Studio has real time render preview, that helps to see what your final render will look like. And you can see the shadow, lighting and
if you look closely you see some reflections on the floor. The metallic ornamentation on the table on the right is brighter than the one I did. That is because I felt that the reflect map
loaded in the initial texture line up made it a bit unnaturally bright. But it does show you can input your own texture enhancement maps in just about all the categories. Such as difuse,
specular, ambient, bump, reflection and refraction. I have been so busy making textures that
I have not entirely kept up with all the new improvements. I just reviewed the new stuff and
realized that I dont have the current update 2.2 yet so am getting ready to dl that next.
This render took me 3.5 mins mostly because of the reflection takes longer. Shadow only takes
a slight increase in render time. a simple scene with a variety of objects without reflection
takes maybe a min on my comp anyway. AMD 3700 single core, 2 GB ram, ATI x1300 graphics card
with 512 MB ram. The image below is another render with different textures and no shadow.

Textures on 3d objects with finalized with a good renderer make the textures look even better
than the way we often see them in 2D.
This is the easiest fastest and cheapest studio rendering program that I have come across outside of POV Ray but then again POV Ray is'nt all that easy.
Any of you guys could get up to speed with this program within a day or two I bet. smile:D
at least 90 percent of all sensation is texture, even beyond the visual, with elements of noise, tone, gradients, interval and degree.
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Sjeiti
sock puppet

Posts: 722
Filters: 71
Quote
infiniview wrote:
You can get the ball rolling if you want, hehe.


..ehrm... this is the ball. My experience with 3D is realtime programming and a tiny bit of lowpoly modeling. I would write the article myself if I could.

I can however setup a basic structure for this in the wiki, I'll do that tonight.

Quote
infiniview wrote:
Blender might be tough for most people due to its tricky interface.


My guess is a most 3D apps are tricky because of the million options one has (so a simple tutorial would help).

Maybe a good wiki setup is a list of 3D apps and one tutorial for each describing the same scene setup: a phere, plane or cube primitive with an FF shader.

(hey wow... POV ray... I remember that from 15 years back or so... command line)
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infiniview
digital artist

Posts: 202
Filters: 13
Hi Sjeiti,

Yes I wasnt sure how much knowledge of 3d apps you have, no disrespect intended in any of my comments.

I think the most basic structure would be...Create object-UV map-apply texture-adjust lighting-
render.

But as has been mentioned variables abound just in that seemingly simple sequence.
I'l be happy to contribute where I can. smile:)
at least 90 percent of all sensation is texture, even beyond the visual, with elements of noise, tone, gradients, interval and degree.
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Sjeiti
sock puppet

Posts: 722
Filters: 71
Quote
infiniview wrote:
no disrespect intended


Of course not smile:-)

I've just setup a loose stub this morning (fell asleep last night). I couldn't fit this in under the existing headers so I've made a new header on the main page called 'Applying filter results'. If someone can think of a better title please change it (it doesn't sound quite right). All pages under that header should be about anything one can do with FF renders: 3D, graphic design, html/css, programming ...

Your basic structure sounds good, so if you'd please alter the note on top of the 3D modeling basics page that'd be great. Just alter that list in there or add a new basic structure list.

Also just copied a list of apps from Ronviers. Maybe good to divide this into 'freeware/open-source' and 'not for free'. Or give each app an information header.

ps: anyone unfamiliar or reluctant to wiki: you can also post something here or send it to me and I'll add it to the wiki for you
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Kraellin
Kraellin

Posts: 12749
Filters: 99
now, wouldnt it be cool, if there was something on the FF web site, where you could just drag and drop your texture from your filter onto a model of your choice and it would texture the model with your texture. i mean, just that simple; you arent building the model and all that. it's just a number of pre-made models where you would import your texture onto that model to get an idea of how it looked. nothing really more. the lightng would all be fixed, the model is fixed and so on. you're just uploading your texture image to the site and it gets applied to the model. something simple would be best, like those sphere's dilla used to display some of his texture use.
If wishes were horses... there'd be a whole lot of horse crap to clean up!

Craig
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Carl
c r v a

Posts: 7289
Filters: 82
Quote
Kraellin wrote:
now, wouldnt it be cool, if there was something on the FF web site, where you could just drag and drop your texture from your filter onto a model of your choice and it would texture the model with your texture.

that would be great +1 smile:)
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StevieJ
Designer/Artist

Posts: 11264
Filters: 163
Infiniview, those samples look great!!! smile8) smile8) smile8)
Steve

"Buzzards gotta eat...same as worms..." - Clint :)
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infiniview
digital artist

Posts: 202
Filters: 13
Hey Thanks Stevie. smile;)
Yeah Daz is designed for ease of use. And those were models I had bought from the daz site
a long time ago. So it was just some very simple texture changes and render.

Quote
Kraellin wrote:
now, wouldnt it be cool, if there was something on the FF web site, where you could just drag and drop your texture from your filter onto a model of your choice and it would texture the model with your texture


This could probably be done fairly easily as long as the models were simple primitives that
were uncluded in the new function. I am pretty sure I have seen flash apps that can do this sort of thing. Something like this could even be added to the filter preview pages.
at least 90 percent of all sensation is texture, even beyond the visual, with elements of noise, tone, gradients, interval and degree.
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SpaceRay
SpaceRay

Posts: 12298
Filters: 35
Quote
Sjeiti wrote:

I've seen several people posting very cool 3D renderings of filters.

Since FF is also intende for 3D use and not all of us are that experienced with 3D rendering (as am I to some extent) I would like to see some simple 3D tutorials in the wiki on this subject (preferabaly one with open source software). Nothing fancy, just something basic on simple primitives and shaders.


As this is from 2008, is there already any 3D tutorial as Sjeiti suggested ?

Thanks
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