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Bartek
First message : 2010-07-20 13:08:52 Operating system : RAM : Computer model : Processor : Graphic card Type : Card name : Video memory : Quiktime : Network card :
Bartek

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Attachment : Glass.atl
Hi All,
I work on AS2 and I tried (with no success) to recreate opaque glass material similar to
http://www.archicentral.com/the-nelson-atkins-museum-of-art-kansas-city-usa-steven-holl-architects-4469/
This is slightly translucent glass (if you stay right behind it - your silhouette is visible, but if you move a few meters down the building - you can't be seen from the outside). Thanks to all we can see from the outside are 'blurry ghosts'/
I tried different techniques but there's no material that smoothly blurs the subjects behind it (the further the object - the biggest blur). So I prepared a quick model - just a box with one glazed wall + reference object inside.
Please help with it.
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Mark
First message : 2010-07-19 14:39:59 Operating system : Windows Vista RAM : 4Go Computer model : Processor : AMD Graphic card Type : PCI-E Card name : ATI Video memory : >256 Mo Quiktime : Network card : wifi
Mark

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OK, I apologise if this is a ridiculous question (I mostly work through trial and error) but what happens if you massively reduce the wave size of the water shader?
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Jeremy
First message : 2009-07-14 02:29:21 Operating system : Windows Vista RAM : 4Go Computer model : Custom Ibuypower Processor : QuadCore Graphic card Type : PCI-E Card name : Nvidia Video memory : Quiktime : 7.5 Network card : ethernet
Jeremy

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Couldnt you just take the glass you have now, reduce the bump effect a bit and map an off-white texture to it and then set the ambience for the texture somewhat high? I think this would create a pretty close effect. I don't have time to play with this right now but I would give that a try.
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Jeremy
First message : 2009-07-14 02:29:21 Operating system : Windows Vista RAM : 4Go Computer model : Custom Ibuypower Processor : QuadCore Graphic card Type : PCI-E Card name : Nvidia Video memory : Quiktime : 7.5 Network card : ethernet
Jeremy

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Forgot to mention you would need to make that off-white texture somewhat transparent.
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Bartek
First message : 2010-07-20 13:08:52 Operating system : RAM : Computer model : Processor : Graphic card Type : Card name : Video memory : Quiktime : Network card :
Bartek

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Jeremy,
I’m sorry but it won’t do. The problem with Artlantis (v2) is that it can’t produce this ‘soft blur’. Please check link below (I found this photo on Flickr):
http://www.flickr.com/photos/julianchapman/474490407/
Please note how spiral staircase gradually blurs and the object in far background are entirely soft. On previous photos glazing was white – only because whole room interiors was white. There’s more photos of this material on Flickr. Please check it out.
http://www.flickr.com/search/?w=all&q=reglit&m=text
So the question remains – can Artlantis produce soft blur ?
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Chedda
First message : 2008-10-27 11:06:00 Operating system : OS 10.5 RAM : 8Go Computer model : 2.8 ghz I7 imac Processor : QuadCore Graphic card Type : Integre Card name : ATI Video memory : >256 Mo Quiktime : 7.5 Network card : ethernet
Chedda


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V3 of Art has a granulated glass shader i know it's not really helpfull. The time it will take you to make and test the shader and effect is better used with a simple post processing filter. Select the glass and gaussian blur or something. I have been in this situation before !
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Bartek
First message : 2010-07-20 13:08:52 Operating system : RAM : Computer model : Processor : Graphic card Type : Card name : Video memory : Quiktime : Network card :
Bartek

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Karl,
No - I can't see any of object inside the building. Your material is more like porcelain. Thanks, anyway.
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Jeremy
First message : 2009-07-14 02:29:21 Operating system : Windows Vista RAM : 4Go Computer model : Custom Ibuypower Processor : QuadCore Graphic card Type : PCI-E Card name : Nvidia Video memory : Quiktime : 7.5 Network card : ethernet
Jeremy

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I'm thinking maybe try using the Neon glass shader to these and then applying a transparent dirt map to make the bump effect then apply the white texture to it and set the ambience up. This will of course increase render time using this shader but you wouldn't need it set too high I would think. I would assume it would produce a more lit effect.
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Mark
First message : 2010-07-19 14:39:59 Operating system : Windows Vista RAM : 4Go Computer model : Processor : AMD Graphic card Type : PCI-E Card name : ATI Video memory : >256 Mo Quiktime : Network card : wifi
Mark

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Hiya, the water effect looks really good but im guessing the problem is that its the wrong texture. have you tried putting a slightly translucent, very slightly bumped plane of glass just infront of the water effect to smooth out the look?
Mark
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Bartek
First message : 2010-07-20 13:08:52 Operating system : RAM : Computer model : Processor : Graphic card Type : Card name : Video memory : Quiktime : Network card :
Bartek

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Dolan,
I tried dozen different techniques (including modeling actual Glass blocks, adding 3 different layers, couple bump maps, etc.). Everything that I could came up with (and I’m quite experienced user – over 15 year of 3d work). I agree that water looks the best (that’s why I posted it in the first place). Artlantis has its limitation and quite narrow field to play with. I admit that this is the best rendering software for this price. I just can’t crack this material. That’s it. This is something half way between polycarbonate and glass block. And don’t let ‘polycarbonate’ from pop-up glass menu deceive you. It has nothing in common with actual polycarbonate (I tried to recreate this material in Artlantis without same result). I thought that maybe somebody already came across the solution – but obviously not. Thanks for all your help.
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Mark
First message : 2010-07-19 14:39:59 Operating system : Windows Vista RAM : 4Go Computer model : Processor : AMD Graphic card Type : PCI-E Card name : ATI Video memory : >256 Mo Quiktime : Network card : wifi
Mark

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I see what you mean, I havnt had a chance to try anything yet so ill give it a go tonight. It looks as though you have tried everything though. I just cant see any reason it doesnt work! it going to drive me mad.
Anyways if I come up with anything worthwhile ill let you know.
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Bartek
First message : 2010-07-20 13:08:52 Operating system : RAM : Computer model : Processor : Graphic card Type : Card name : Video memory : Quiktime : Network card :
Bartek

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PIBE CANTINA,
You just recreated my material (first and second image on this topic). Read the question once again. Thanks for the effort anyway.
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Bartek
First message : 2010-07-20 13:08:52 Operating system : RAM : Computer model : Processor : Graphic card Type : Card name : Video memory : Quiktime : Network card :
Bartek

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Dolan,
I have to admit that even thou it isn't perfect match (yet ;) ) but it is 10 times better than mine! Congrats! Would you be so nice and share the specs?
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OoKarLoO
First message : 2010-03-09 14:31:34 Operating system : Windows XP RAM : Computer model : Processor : Graphic card Type : Card name : Video memory : Quiktime : Network card :
OoKarLoO


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Nice Dolan. Good Idea. You win! ;)
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Bartek
First message : 2010-07-20 13:08:52 Operating system : RAM : Computer model : Processor : Graphic card Type : Card name : Video memory : Quiktime : Network card :
Bartek

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Dolan,
Thanks for the effort. I'll test it and let you know how it goes (but not now, because we are closing some project and we are crazy busy with it).
Regards
Bartek
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Bocador
First message : 2011-02-18 18:16:06
Bocador


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Hi,
I'm register but I can see your images.
Can you post it again please.
Tahnks
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