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 Post subject: Glare effect
PostPosted: Tue Jul 17, 2012 1:01 pm 

Joined: Mon Jun 25, 2012 2:46 pm
Posts: 130
Ok I'll take fry again ;)
They have IHMO nice thing that we don't: glare effects (besides diffraction and scattering). Now only way is to fake them using eg. frishluft plugin. But why don't simulate it? :)
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 Post subject: Re: Glare effect
PostPosted: Tue Jul 17, 2012 2:16 pm 
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Joined: Thu Sep 06, 2007 8:49 pm
Posts: 120
Location: Kyiv, Ukraine
Hi Alex,
have you tried simulens?

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 Post subject: Re: Glare effect
PostPosted: Tue Jul 17, 2012 3:34 pm 

Joined: Mon Jun 25, 2012 2:46 pm
Posts: 130
Yep, but you can't get glare effect with diffraction, can you?


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 Post subject: Re: Glare effect
PostPosted: Tue Jul 17, 2012 5:19 pm 
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Joined: Wed Jun 07, 2006 6:02 pm
Posts: 471
Location: London
Why not show a picture, not sure what are these glare effects you speak of?

Diffraction is glare, so not sure what you mean there.

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 Post subject: Re: Glare effect
PostPosted: Tue Jul 17, 2012 6:05 pm 

Joined: Mon Apr 30, 2012 4:37 pm
Posts: 232
Same(ish) glare effects just labelled and possibly calculated differently by the looks of it, Fry often display square aperture maps on glare examples which are not supplied as standard with Maxwell: http://www.evermotion.org/tutorials/sho ... eta-review
Maxwell simulens is good but I have yet to achieve the effect of fattening of 255 whites in photos, not so much a scattering but more of a finite bleeding.
Just this morning I was thinking of glare and diffraction in Maxwell, I was lying in bed squinting at the window and considered trying to recreate the colourful broken up rainbow glare effects you see through with morning eyes and bright sun..


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 Post subject: Re: Glare effect
PostPosted: Tue Jul 17, 2012 6:29 pm 
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Joined: Wed Jun 07, 2006 6:02 pm
Posts: 471
Location: London
Bograt, I cant see the point of that link to the 'competition'. Are you aware the fry core hasnt been developed since they moved over to arion, last thing I read was a fry user saying thanks for the dead end!.... back in 2010

The effect of diffraction through an obstacle like eyelashes is quite doable, although the hazy mind state is personal ;)

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 Post subject: Re: Glare effect
PostPosted: Tue Jul 17, 2012 7:28 pm 
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Joined: Wed Apr 13, 2005 4:58 pm
Posts: 3016
Location: Madrid
Hijacking: Are all randomcontrol websites down?

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 Post subject: Re: Glare effect
PostPosted: Tue Jul 17, 2012 8:14 pm 

Joined: Mon Apr 11, 2005 10:47 am
Posts: 1516
Location: Germany
I think it is easier in fry to achieve the desired result (i never tried it but saw some tutorials). I have given up on simulens because i never got control over it... the results were always blurry and no contrastly shapes and the procedure was more a trial and error.
It would be nice to get a better description or tutorial of this function if it is capable to produce realistic results.


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 Post subject: Re: Glare effect
PostPosted: Tue Jul 17, 2012 8:33 pm 
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Yep, if you want to get some strong glare effect the image gets washed, but it's ok for subtle effects.

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 Post subject: Re: Glare effect
PostPosted: Tue Jul 17, 2012 9:47 pm 
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Joined: Wed Jun 07, 2006 6:02 pm
Posts: 471
Location: London
Maybe diffraction has been changed recently, I'm not aware of any changes but havent used it for a while either.

Ofcourse assymetric bokeh just came in, so its posible somethings changed / broken ??

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 Post subject: Re: Glare effect
PostPosted: Tue Jul 17, 2012 11:20 pm 
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Joined: Sat Feb 24, 2007 11:50 pm
Posts: 7340
Location: Tulsa, Oklahoma
I think Simulens needs improving. It's impossible to get nice bold effects without blurring/washing out the whole image. It would be cool to be able to get localized effects.

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 Post subject: Re: Glare effect
PostPosted: Wed Jul 18, 2012 12:06 am 
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Joined: Fri Mar 30, 2007 12:22 am
Posts: 1241
Location: Giedi Prime
Bubbaloo wrote:
I think Simulens needs improving. It's impossible to get nice bold effects without blurring/washing out the whole image. It would be cool to be able to get localized effects.


..yep.. and something like GPU processing (like motiva realcamera), to see the effect immediately/quicker.

i find simulens pretty unusable for resolutions beyond 2MP. it takes way too long to calculate.

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 Post subject: Re: Glare effect
PostPosted: Wed Jul 18, 2012 1:21 pm 

Joined: Mon Apr 30, 2012 4:37 pm
Posts: 232
Looks like simulens is taking a bad hit.. but I agree with most of the comments. Does anyone know if it uses any other info to calculate the glare other than what can be stored in a 32bit exr?
I seem to remember being able to apply glare effects to 32bit images in fry...


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 Post subject: Re: Glare effect
PostPosted: Wed Jul 18, 2012 3:29 pm 

Joined: Mon Apr 30, 2012 4:37 pm
Posts: 232
Crap! Don't think you can open exrs in fry... well there's one advantage to simulens...


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 Post subject: Re: Glare effect
PostPosted: Wed Jul 18, 2012 3:34 pm 

Joined: Mon Apr 30, 2012 4:37 pm
Posts: 232
Unless I apply a maxwell render .exr and apply to an emitter in fry and render that and then use the lens effects... what a shit idea that is...


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