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Am 17.02.2011 03:49, schrieb gregjohn:
> Alain<aze### [at] qwerty org> wrote:
>
>>
>> Those values must NOT be affected by scaling, as it would change the
>> characteristics of the material.
>
>
> Okay, but isn't it the case that a set of conditions that look great for
> portions of an object which are really "thick" end up giving ugly results for
> portions that are "thin". Thus, I imagine good conditions for a big candle
> could look ugly for a significantly smaller one.
Yes, that /may/ happen - but remember that a smaller candle /does/ look
different to a larger one when photographed and then scaled to match,
with the light appearing to "bleed" deeper into the wax in the smaller
candle (relative to the candle's total size).
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