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#1 February 7, 2010, 2:29 pm

peteihis
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From: Tampere, Finland
Registered: March 22, 2006,
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"Hairballs" wanna rock!

Inspired by the wildly popular "Baseballs" I decided, that my next band project should be called "Hairballs". Don't know about the music yet but I think, this will be the hairstye we'll go for. big_smile

http://www.kuukahvila.com/peteihis/AOI/script/Hair_by_Texture/Hair_Balls_001.jpg
(click for full size)

cool

Last edited by peteihis (February 7, 2010, 5:53 pm)


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#2 February 7, 2010, 2:52 pm

mayid
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Re: "Hairballs" wanna rock!

AhhhhH! Teach me how the script "to make hair" works!  http://www.smileydesign.net/smileys/damote42.gif


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#3 February 8, 2010, 11:57 am

Vidiot
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Re: "Hairballs" wanna rock!


Don´t start chasing rainbows - get caught by them.
Deutsches Portal für Art of Illusion

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#4 February 8, 2010, 4:42 pm

peteihis
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From: Tampere, Finland
Registered: March 22, 2006,
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Re: "Hairballs" wanna rock!

You mean these baseballs?

Yes, I believe it's them..

They did a 50's style (a-kind-of-rock) version of Rihanna's "Umbrella". Somehow, they make it sound like as if it had originally been composed that way. smile

I guess, they are not that famous in Germany.... scratchchin

Teach me how the script "to make hair" works!

Thanks! I'll certainly try but.... It's easier said that done --- and I'm still in the middle of it... icon_eek

This thing is, of course, based on the "Hairy" script (by Nate Ryan in 2004) that comes with the Aoi package. And as you could guess, *my* version of the script is currently quite a mess.

So far I have managed to modify the Hairy script so, that it can read RGB values from one layer of a layered texture and use them (R, G or B) as paremeters for each hair.

The somewhat awkward "control-layer" for the hair-do of the guys above would look like this:

http://www.kuukahvila.com/peteihis/AOI/script/Hair_by_Texture/Hair_Balls_map_001.jpg

There are still quite a few issues that I'd wish to figure out before "publishing" the contraption, but I just had to show off a bit... 

... Maybe I'll introduce another member of the band next time icon_rolleyes

Last edited by peteihis (February 8, 2010, 11:56 pm)


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#5 February 8, 2010, 5:12 pm

Siri
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Registered: December 19, 2008,
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Re: "Hairballs" wanna rock!

Hi Pete,

...this kind of modification sounds promising  jump

Kind regards
Siri


...maybe a third member for the band will help you out - good idea wink

http://www.friendlyskies.net/aoiforum/uploads/thumbs/407_harry.gif

Last edited by Siri (February 8, 2010, 5:34 pm)


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#6 February 8, 2010, 5:37 pm

mayid
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Re: "Hairballs" wanna rock!

Funny mouth! Is he a young genius?

Hey, Pete! This week i'm hearing The Hollies. Do you like them?


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#7 February 9, 2010, 1:36 am

Vidiot
2000 posts? Insane.
From: Hamburg
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Re: "Hairballs" wanna rock!

Cool pice here!

---------------------OT-------------
And Pete: I own this cd and all the others roch n´ roll style ones. (Look a the the amazon site - all the cds belong to the same sound).
I like the pop songs in their "new" clothes - and the artists are all German - but I didn´t wonder about that they may be more famous in the northern "Rock´n Roll area" - since my feeling is, that there are more musicians playing RR than in Germany, where only "Popstars" seem to be worthy.
----------------OT end-------------------


Don´t start chasing rainbows - get caught by them.
Deutsches Portal für Art of Illusion

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#8 February 9, 2010, 8:32 am

mayid
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Re: "Hairballs" wanna rock!

Notice that Hairy is not in main AoI package. Is a script that has to be downloaded.

Here in the forum there's a post about a hairy script that can be applied as a layered texture, so to have different sizes hair. Do you remember? But i never learned how to use it, and it need an additional file that's not present in the post... so welcome to the new version of you.


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#9 February 9, 2010, 11:20 am

peteihis
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From: Tampere, Finland
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Re: "Hairballs" wanna rock!

The Hollies. Do you like them?

I have never actively listened to the Hollies, but then again, there are quite a few melodies that I recognize from as many years back as I can remember, that turn out to be original Hollies' hit songs. I'f I'd ever see them live, I'd probably sell my sole to them ...

I like the pop songs in their "new" clothes

There are some people in Finland who actually work this a kind of upside down. Making contemporary rock pieces (among other things) into old jazzy dance music... And also they pull it off so well, that if you did not know the original, you would be mistaken. smile

Here in the forum there's a post about a hairy script that can be applied as a layered texture, so to have different sizes hair. Do you remember?

At least I remember a script that was called "Hair Styles" or something like that. I think I have it somewhere, but I don't remember how it worked. I have a feeling that it was not that different from "Hairy". I wonder if that's the one?

Anyway... currently the thing controls length, propability and stifness of each hair. I'm planning to add a way to effect the direction where each hair is growing (or has been combed to) so that they don't just stick out of the surface and have the gravity bend them.

Expressing direction vectors as a coloured texture map may turn out to be "interesting" to say the least... But let's see, animation and parametrized textures are not yet covered either.

-----------------------------------------------------

[edit]

Oh .. about this...

...that comes with the Aoi package

Notice that Hairy is not in main AoI package. Is a script that has to be downloaded.

Well -- to me, what ever comes through the SPManager also belongs to "the package". Maybe not the exactly correct way of expressing it, I admit. Apologies for any confusion.
[/edit]

Last edited by peteihis (February 9, 2010, 5:51 pm)


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#10 February 9, 2010, 11:43 am

Siri
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Re: "Hairballs" wanna rock!

Hello Pete,

TroY modified the hairy-script some time ago, so you can use a parametrized texture for colouring the hair. But it seems that he didn't post it here - I can't find it anywhere..... scratchchin

http://www.aoi-board.de/index.php?actio … 8&hl=1 You will need an account for downloading it, but if somebody is interested I can upload the package somewhere. smile

Kind regards
Siri


I'm a featherless friend of Blue cool

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#11 February 9, 2010, 12:23 pm

peteihis
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From: Tampere, Finland
Registered: March 22, 2006,
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Re: "Hairballs" wanna rock!

I downloaded it. This may turn out to be helpful smile  -- And now I have an accout on the German forum too. smile


...there's more to the picture than meets the eye...

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#12 February 9, 2010, 12:38 pm

mayid
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From: Argentina
Registered: March 29, 2009,
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Re: "Hairballs" wanna rock!


Comunidad en español:
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#13 March 3, 2010, 4:15 pm

peteihis
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From: Tampere, Finland
Registered: March 22, 2006,
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Re: "Hairballs" wanna rock!

Okkay: A third member!

http://www.kuukahvila.com/peteihis/AOI/script/Hair_by_Texture/Hair_Balls_002.jpg

The third member revealed a flaw in the "physics" of this script: The strength of gravity effect depends on the number of segemts that each hair is constructed of... Need to figure that out.

Now there is a way to express intial growing direction (on the new ball and the green haired one) The new one also introduces a method to have the effect of the stifness and growing direction to disappear at a user-set distance from the root.

I also did some more background research on using per-vertex parameters and distributing the hair more evenly without the need to subdivide the master mesh very badly, but those I haven't tested yet.

cool


...there's more to the picture than meets the eye...

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#14 March 3, 2010, 4:52 pm

mayid
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From: Argentina
Registered: March 29, 2009,
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Re: "Hairballs" wanna rock!

So, we're close to have a working hairy script? (a mean, one we can control in different mesh areas)

What about ripples:question:

Hey, how much time it takes to render this scene?


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#15 March 4, 2010, 1:39 am

peteihis
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From: Tampere, Finland
Registered: March 22, 2006,
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Re: "Hairballs" wanna rock!

Hey, how much time it takes to render this scene?

In principle it would take roughly as much time as the original "Hairy". This one tooke some 19 minutes with AntiAliasing was 8/32. With default antialising it took a bit less than 5 minutes. -- Not very animation friendly and the rendering is also filling the memory quite a bit.

[add]

What about ripples?

I have given it a though but I haven't got a very solid idea aboud waved/rippled/curly hair. The waviness of the Hairy is still there, but in these examples I have set it to zero ... in practice that only looks like "uncombed" rather that "wavy", because it is totally random. To make waves you'd need a more regular pattern.

But as there is no collision detection, very long hairs might be a bit of a problem anyway.

Last edited by peteihis (March 5, 2010, 7:41 am)


...there's more to the picture than meets the eye...

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