Glass with water (how original)

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aleksandera
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Post by aleksandera » Sun Mar 23, 2008 8:26 am

Hehe!

Is this maby a "normal" problem?
What other software do you use?

alex22
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Post by alex22 » Sun Mar 23, 2008 8:44 am

It looks as if the reflection is the bottom of the glass, which is jagged in the same way. I guess the IOR may be to high, or maybe your normals are inverted.

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5OnIt
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Post by 5OnIt » Fri Apr 04, 2008 1:33 pm

I agree with the others. Something isn't right. Looking through the top of the water towards the bottom of the glass it looks as though you may have some strangeness going on with normals or maybe some Triangles that are messing things up.

EstevanGalvez
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Post by EstevanGalvez » Thu Apr 10, 2008 2:57 pm

Photoguy wrote:Here is the sunny one, the refractions are a little different because i moved the glass some and scaled down the texture.
How did you not get hard shadows?

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Photoguy
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Post by Photoguy » Thu Apr 10, 2008 4:28 pm

Umm, Guess it's because the scene is lit with physical sky and sun.
Dunno.
Actually the scale is really huge, if that makes any difference.

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SmartDen
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Post by SmartDen » Thu Apr 10, 2008 8:09 pm

Just read the Indigo Manual, page 81
Check normals, dude!

Image
Image

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Photoguy
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Post by Photoguy » Fri Apr 11, 2008 7:02 am

This render is done, take it or leave it, you don't have to like it.

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joegiampaoli
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Post by joegiampaoli » Fri Apr 11, 2008 11:07 am

Sorry for bumbing in here but this thread did caught my attention.... :twisted:

@ Photoguy.

You did mention when you posted the image
".....Anyway let me know if there is anyway i could improve it."
And now you want to shove the image at us whether we like it or not. :roll:

To start off, that thing just ain't a letter, it would be a lot bigger and blurrier.

That "thing" pops every where on the damn water, I can see a lot of them with those repeated edges. You have strange line at the bottom left (pointed by 2 arrows) I'm not sure if that's the same object or not or just a bad normal.

I think the main problem here is that your glass is not above the ground plane, just a thousand of a millimeter is enough to do all this bizarre shit because I've already done it before, make sure to put it above the ground plane and not a single part is below or touching the plane. In real life there is always air between two objects even between two acting with the force of gravity, but I am talking about millions of microns, nothing really rests phisically, hard to believe!

If you want some help just post your scene I can check it out for you.

And also, like Ono says man, just RTFM,,,,,, :wink:
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dougal2
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Post by dougal2 » Fri Apr 11, 2008 11:17 am

joe.. what you've circled as "not letters" is

"handle With care
do noT drop"

i agree with the rest if the oddities though ;)

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joegiampaoli
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Post by joegiampaoli » Fri Apr 11, 2008 11:20 am

What I meant is that the strange object is not a letter compared as those that I circled, the circled ones are letters obviously, but they look blurrier than the artifact.

Because only magnified objects are blurry, the ones that are sharp are further in the back, so it can't be a magnified object frm the background since it's too sharp.
Last edited by joegiampaoli on Fri Apr 11, 2008 5:35 pm, edited 1 time in total.
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5OnIt
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Post by 5OnIt » Fri Apr 11, 2008 2:47 pm

I tried to recreate the errors he was getting and I ended up with some of my own. And YES - I RTFM! :?

If anyone else could help me out I'd apprciate it as I'm fresh out of ideas.
http://www.indigorenderer.com/joomla/fo ... php?t=3940

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Photoguy
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Post by Photoguy » Fri Apr 11, 2008 4:14 pm

joegiampaoli wrote:Sorry for bumbing in here but this thread did caught my attention.... :twisted:

@ Photoguy.

You did mention when you posted the image
".....Anyway let me know if there is anyway i could improve it."
And now you want to shove the image at us whether we like it or not. :roll:
Ok, you got me.
But now I'm done and working on other things, so thanks for all your advice, but I'm not messing with this anymore right now.

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joegiampaoli
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Post by joegiampaoli » Fri Apr 11, 2008 5:27 pm

That's ok, but you did leave some poor sick minds lost in the world of doubt

Including mine..... 8)

EDIT: I know when you get tired of working on something and you just want to drop it, don't worry.
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Post by BbB » Fri Apr 11, 2008 10:04 pm

Not too sure about the big black bar across the glass, but the "see-saw" patterns at the top seem to be due to subsurface divisions. SubD creates artifacts when handled wrong. In order to work properly, it needs extra edge loops to "hug" sharp angles and to "ring-fence" poly poles (such as the central poly in the middle of a flat circular plane). I know I'm not making much sense, but believe me, I spent six months fighting strangely ribbed glasses before I finally got it.

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