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Re: Glitch Pictures anyone?

Posted: Wed Jan 23, 2013 5:49 pm
by Dade
A Sobol sampler gone mad:

lux.jpg
lux.jpg (135.44 KiB) Viewed 9657 times

Re: Glitch Pictures anyone?

Posted: Tue Jul 02, 2013 12:45 pm
by toxie
And a new one created by Dietger:
Image

Re: Glitch Pictures anyone?

Posted: Tue Jul 02, 2013 1:44 pm
by ypoissant
That one is worth a frame.

I'd like to have glitches like that.

Re: Glitch Pictures anyone?

Posted: Fri Jul 05, 2013 1:03 pm
by 1040st
Image

Re: Glitch Pictures anyone?

Posted: Sun Jul 07, 2013 2:48 pm
by Dade
Quite amazing, is it related to something gone wrong with bump mapping ?

Re: Glitch Pictures anyone?

Posted: Sun Jul 07, 2013 8:20 pm
by 1040st
Dade wrote:Quite amazing, is it related to something gone wrong with bump mapping ?

No, actually that is a (tesselated) glass sphere :D
I don't remember all the details - the picture is quite old - but it was a combination of mistakes: wrong uv coordinates for normal interpolation, missing normalization and a wrong fresnel term.

Re: Glitch Pictures anyone?

Posted: Fri Jul 12, 2013 6:30 am
by sriravic
I guess I was trying to do conic rays.!!! Figured out finally the issue was caused by not doing a normalization of direction..!!

Re: Glitch Pictures anyone?

Posted: Wed Aug 14, 2013 5:58 pm
by franz
SPPM gone mad on the Cornell Box scene:

sppmmadness.png
sppmmadness.png (388.11 KiB) Viewed 8888 times

Re: Glitch Pictures anyone?

Posted: Sun Sep 08, 2013 12:53 pm
by Thammuz
Fake vignetting gone south (pro tip: don't stare at it for too long, might cause headache/seizures)

Image

Re: Glitch Pictures anyone?

Posted: Sun Sep 08, 2013 1:47 pm
by Dade
Thammuz wrote:(pro tip: don't stare at it for too long, might cause headache/seizures)


Haha, it is true :shock: