Jan Dvorak nous apporta ses lumieres en ce 2008/02/19 07:39:
> Sven Littkowski napsal(a):
>> Hi,
>>
>> who can consult me? I want to create a scene named "The Magnificent 
>> men in their Flying Machines", which contains a number of wicked 
>> airplanes and want-to-be-airplanes. Most of them have canvas over the 
>> wooden framework.
>>
>> While I have already a graphic file I can use for the canvas texture, 
>> I am still in need of some consulting: the cancvas you get to see on 
>> vintage airplanes is slightly transluscent, means, if you see such an 
>> airplane in the air and you're below it, through the sunlight you can 
>> get an idea of the wooden framework below the canvas. I need your 
>> advices how best to achieve such an effect. To make it even a bit more 
>> difficult, the canvas seems to blur the edges of the wooden framwork 
>> below it, in its slightly transluscent effect. How to achieve that 
>> little blur effect?
>>
>> Thanks,
>>
>> Sven
>>
> use a blurred refraction:
> -make it solid
> -give it IOR
> -use multiple pigment{Clear} normal{bumps} layers
Don't use to many, each ray will be affected by two surfaces.
> -add the canvas itself
> 
> It's slow but it might work


-- 
Alain
-------------------------------------------------
But I thought YOU did the backups...

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