Am 20.08.2012 08:37, schrieb Le_Forgeron:
> Le 20/08/2012 04:52, joe a écrit :
>> I've built a soda bottle with a bezier_spline lathe object.  It's clear glass,
>> hollow and has a wall thickness.  To fill the bottle with soda I am creating
>> another lathe object inside the bottle.  To prevent a coincident surface problem
>> should I scale the soda larger to push the soda into the bottle wall?  Any
>> better ways to fill a bottle with fluid?
>>
>>
>
> Vicious: no wall thickness, not hollow (per english, hollow keyword is
> allowed, even recommended, and setting interior also ) :
>   # plain block of glass in which you put a block of liquid and finally
> you use a difference with a third block to force some air and free
> surface (difference on the union of the two previous block).
>
> Shenanigan: the shape of air must not have more than one line in common
> with the liquid. (i.e. 1D intersection in 3D is ok, but if it get some
> area, you're doom again with coincident surface)
>
> E.g: if the liquid is a cylinder, the air must NOT be a cylinder of same
> diameter & axis. It can be a superellipsoid. (Bonus: the superellipsoid
> allow to also have a meniscus, for concave meniscus (i.e. not for mercury))

Now that's some ingenious solution! I never thought of that.

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