On 2-4-2016 21:32, Stephen wrote:
> On 4/2/2016 2:56 PM, LanuHum wrote:
>>
>> Long ago in shop I photographed a pattern? (pictures,images?)
>> reproduction.
>> I don't see it realistic, but, I would like to simulate it for animation.
>> For me it is very beautiful!
>>
>
> I recognise the island. It the one mentioned in Shakespeare’s play, “The
> Tempest”.
> “…’twixt the green sea and the azured vault...’ ;)
>
> It is strikingly vibrant and unearthly.
>
> How to animate it?
> The only thing I can think of, is to find out how animated motion lamps
> work. They had a cylindrical outer and inner part and the inner cylinder
> rotated from the heat of the light. The outer cylinder had transparent
> areas that showed the motion. A quick google did not describe the
> technique.
> Examples:
>
> https://youtu.be/TT3trX6oSjk
>
> You get a short glimpse of the moving part here.
>
> https://www.youtube.com/watch?v=nzUSWjt3PWU
>

I may be missing something here, but is animation not very easy? just 
rotate the inner cylinder. Essentially, the whole structure consists of 
two moving semitransparent, superposed, image_maps.


-- 
Thomas

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