On Fri, 09 Apr 2010 21:05:06 +0300
Vyatcheslav Yatskovsky <yatskov...@gmail.com> scribit:
> Hello,
>
> I have interesting task. I want to build a picture of a guitar chord
> using metapost.
>
> For now, I only knew how to make a chord grid:
>
> \startreusableMPgraphic{chordgrid}
> drawoptions(withpen pencircle scaled 0.4pt withcolor black) ;
> draw hlingrid(0, 5, 1, 0.8cm, 1cm) ;
> draw vlingrid(0, 4, 1, 1cm, 0.8cm) ;
> \stopreusableMPgraphic
>
> \define[0]\ChGrid{\dontleavehmode\useMPgraphic{chordgrid}\hskip2mm}
>
> \starttext
> \ChGrid
> \stoptext
>
> I need to change it so that I could specify fret numbers, i.e. six
> numbers for each string, and draw a filled circles in these positions.
>
> I've started with a command like this
>
> \define[6]\Ch{\dontleavehmode\useMPgraphic{chordgrid}...
>
> I'm not sure what to do next... How to pass these parameters into MP,
> how to organize the loop...
>
> For a test, \Ch[1][3][1][2][1][1] should produce
>
> |-O-|---|---|---|
> |-O-|---|---|---|
> |---|-O-|---|---|
> |-O-|---|---|---|
> |---|---|-O-|---|
> |-O-|---|---|---|
>
> Please, help me with it.
Lilypond ?
>
> --
> Best Regards,
> Vyatcheslav Yatskovsky
> ___________________________________________________________________________________
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>
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> ___________________________________________________________________________________
>
--
René Bastian
www.pythoneon.org
www.musiques-rb.org
http://www.soundsurvey.org.uk/
___________________________________________________________________________________
If your question is of interest to others as well, please add an entry to the
Wiki!
maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context
webpage : http://www.pragma-ade.nl / http://tex.aanhet.net
archive : http://foundry.supelec.fr/projects/contextrev/
wiki : http://contextgarden.net
___________________________________________________________________________________
