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View Full Version : Help: Smoothing Problem!!!


JonasNoell
05-13-2003, 01:16 PM
Hello everybody

I'm quite new with Max and have just finished my first character. But here comes the problem. I liked to make ears for my head, for that I cut the general shape into the side of the head and then liked to extrude the ear out of it. But somehow comes up a Smooting problem.

http://www.josh.ch/phpmywebmin/_uploads/cANt/Smooth1.jpg
I cut the general shape into the side of the head. Everything seems fine up to this point...

http://www.josh.ch/phpmywebmin/_uploads/cANt/Smooth2.jpg
Now I extrude the edges in order to create the shape of the ear! But now smoothing bugs appear over all the side of the head!

What did I made wrong? I also tried to create the ear as a single object and attatch it to the head, but then there appear smoothing bugs on the ear and it seems much too dark comparing to the rest of the head...
Can anybody please help me here? Thanks in advance

cANt

CJcuervo
05-13-2003, 01:45 PM
It seems as if you posted the same pic twice? that or Im just having a hard time seeing the difference,

Im not exactly sure what the problem is but are you using meshsmooth? and if so, does the problem occur only when you smooth the mesh?

if so, try deleting the meshsmooth modifier, and reapplying a new one....



Cj

JonasNoell
05-13-2003, 02:02 PM
Doh', my fault, sorry. I edited my first post, everything should be fine now. Please, anybody can help me? This problem drives me crazy :surprised

EricChadwick
05-13-2003, 02:32 PM
The extruded faces need a different smoothing group, different from the head smoothing group. This will create a sharp edge all around the ear.

I suppose you're going to cap off the ear after extruding it, right?

You'll get better results IMO if you only extrude faces along the rear of the ear, so the ear ramps down towards the cheek.

Here's a mini-tutorial about smoothing groups.
http://dynamic.gamespy.com/%7Epolycount/ubb/Forum8/HTML/000874.html?00000

And more info about smoothing (sorry pic is gone).
http://dynamic.gamespy.com/~polycount/ubb/Forum8/HTML/000093.html

KazuyaMochu
05-13-2003, 03:33 PM
ok, what you got is an extreme change of face normals, that screws up the smothing groups. you should try to not do it in the same model because if you do, you will have to create another segment, to smoth out the smothing groups.

making the ear as a diferent element, could help. or at least change the smoting groups. but you would obviously see the edges. but hey... you have to decide which one works or looks better for you. plus, you should work with at least to omni lights.

one up and a little to the side, and another on, exaclly oposite.
I usualy work with four lights. but not every body likes it. I do!

Kazuya Mochu

p.s. maybe you clould make the back of the head a little longer. just a little...

JonasNoell
05-13-2003, 04:15 PM
Ok thanks a lot for help! I didn't know about this thing called Smoothing groups and I will definitely check it out and learn from it.

Kazuya Mochu: Ok I will now try to model the ears as an individual object which should be better. Unfortunately he used to smooth the ear, when I build it up as a single objects quite dark so that it doesn't seem to be fitting with the head (Head is bright, ear is dark, especially on the edges).
Will also try to work with the lightning, till now I never touched it because I didn't know it was that important ;)
Will also improve the head following your guideline :thumbsup:

cANt

EricChadwick
05-13-2003, 04:26 PM
Hey I just noticed another related thread. Ryno's tutorial is an excellent example of how you might want to make your ear, including smoothing. Especially from from step 18 on...

http://www.cgtalk.com/showthread.php?s=&threadid=62212

JonasNoell
05-13-2003, 05:12 PM
Thanks for finding out, you are great, posm :thumbsup:

EricChadwick
05-13-2003, 05:37 PM
Glad it helps. Once I figured out how smoothing groups worked they became another good tool to use.

What Kazuya says about an extreme change in normals is very true. If you're creating the head for a game engine, see if they convert smoothing groups. If not, you may need to break verts where you want your creases.

Martyr
05-14-2003, 04:59 AM
Hi cant and everyone, First the connection of the ears was my bigest modeling trouble before I discover the joy of modeling in quads...
Its very difficult to do and some times some triangle are quite difficult to remove but when you tried to dont have triangle near of the ears its will be cool...i dont thik that the different smoothing group can be the solution, because its very evident when you use the smoothing group it look wierd, the solution is a clean mesh...:buttrock:

JonasNoell
05-14-2003, 02:25 PM
So the mesh is not clean? What exactly is wrong?
To model in quads do I have to switch to Editable Polygon?

Martyr
05-14-2003, 02:38 PM
Hi, i mark some point that cause the problem you have, you have a correct mesh in some place but around the ear you have some problematic triangles look at the pic, if you take thes triangle off with a simple bevel...I will look ok, believe me :buttrock:

Max always have two triangles in a quad in poly or mesh I think!!

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