On 29-1-2019 12:41, And wrote:
> Thomas de Groot <tho### [at] degrootorg> wrote:
>> On 29-1-2019 11:00, And wrote:
>>> Thomas de Groot <tho### [at] degrootorg> wrote:
>>>> On 29-1-2019 7:45, And wrote:
>>>>> I found that using fill light and some emission it is easy to simulate cloud.
>>>>>
>>>>>
>>>>
>>>> Welcome to the Cloud Club! ;-) Founding Fathers: Gilles Tran and Abe.
>>>>
>>>> You can also add a bit of absorption.
>>>>
>>>> --
>>>> Thomas
>>>
>>> Are you a member
>>>
>>
>> Oh yes! I have used this method for cloudscapes in most of my landscape
>> scenes. :-)
>>
>> --
>> Thomas
> 
> 
> I have to develop some method to generate the cloud shape (using tolerance,
> pattern, etc) to output df3 files.
> 

Well, that I do not know how to do exactly; Ingo answered about that in 
povray.general a couple of days ago. I traditionally use a container 
(box, sphere, mesh) with an appropriate media-with-density.

I use the df3 method only when following Gilles Tran's method:

http://www.oyonale.com/modeles.php?lang=en&page=36

but I guess you know this site already.

Abe Madey's cloudscapes date back to 2006:

http://news.povray.org/povray.binaries.scene-files/thread/%3Cweb.4447da16ade663f78069ddd30@news.povray.org%3E/?ttop=243615&toff=50

originally for Megapov but easily converted to the latest official versions.

-- 
Thomas

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