On 3/19/25 02:25, William F Pokorny wrote:
> Playing with the thickness parameter.
> 
> I've always specified values >0, but it works with values at 0 and with 
> negative values. With the latter though, by intent or mistake, only 
> renders the front and back surfaces - and the interior exterior 
> treatments are interesting / different(*).
> 
> Iideally we'd have an 'open' capability with text{}, but the way the 
> negative thickness values are working allows us to somewhat easily add 
> front and back surface textures which are different than the text{} sides.

OK. Attached a sample image for many of the text{} updates coming in 
release R19 of the yuqk fork. Namely, new text{} features 'caps' and 
'open' along with fixes for negative thickness specifications. Negative 
thickness becomes an OK thing to do and not something which only partly 
works.

Bill P.

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Attachments:
Download 'caps_open_features.png' (78 KB) Download 'caps_open_features.pov.txt' (5 KB)

Preview of image 'caps_open_features.png'