[Dev-luatex] Chars to glyphs. How to?

[Hans Hagen]

Jonathan Sauer wrote:

> Anyway, now I have a place where to start. Still, I am a bit
> clueless on how to create an accented character node. Or do I
> have to insert another character node in the list containing
> the accent (i.e. '"' to create an 'ä' from an 'a')? How do I
> tell this new node to overlap the 'a'?

depends ... one of

(1) use \accent
(2) insert an glyph node (") after the current glyph node (a) and put a 
kern nonde in between, or use the x/y offsets in the glyph nodes
(3) make a virtual character in the font and change the glyphs (a) 
reference to the one of the virtual char



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