A Sobol sampler gone mad:
Glitch Pictures anyone?
Re: Glitch Pictures anyone?
And a new one created by Dietger:


Better you leave here with your head still full of kitty cats and puppy dogs.
Re: Glitch Pictures anyone?
That one is worth a frame.
I'd like to have glitches like that.
I'd like to have glitches like that.
Re: Glitch Pictures anyone?
Quite amazing, is it related to something gone wrong with bump mapping ?
Re: Glitch Pictures anyone?
Dade wrote:Quite amazing, is it related to something gone wrong with bump mapping ?
No, actually that is a (tesselated) glass sphere

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?
I guess I was trying to do conic rays.!!! Figured out finally the issue was caused by not doing a normalization of direction..!!
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Re: Glitch Pictures anyone?
SPPM gone mad on the Cornell Box scene:
Re: Glitch Pictures anyone?
Fake vignetting gone south (pro tip: don't stare at it for too long, might cause headache/seizures)


Re: Glitch Pictures anyone?
Thammuz wrote:(pro tip: don't stare at it for too long, might cause headache/seizures)
Haha, it is true

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