[cairo] Re: Using ADD operator to prevent seams

[Robert O'Callahan]

On Tue, 22 Mar 2005 17:26:42 -0500, mental at rydia.net <mental at rydia.net> wrote:
> Quoting Robert O'Callahan <rocallahan at gmail.com>:
> > Actually, we probably want to identify edges that *cannot* be
> > adjacent to other edges (e.g., anything that's not a straight
> > line,
> 
> Why couldn't non-straight lines be adjacent?
> 
> Diagonal edges can certainly be adjacent to other diagonal edges, as
> can e.g. bezier curves.

By 'straight lines' I meant to include diagonal lines.

We use beziers in very limited ways (in HTML+CSS content, anyway)
which means it's pretty easy to detect the cases where they could
intentionally be adjacent.

Rob
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