Re: Alternative pixel-based regtest checker

[address@hidden]

On 1 mars 2013, at 20:15, Phil Holmes <address@hidden> wrote:

> 4 files attached.  To try this out: create a new directory and place 
> NoTagline.ly in it.  Create a subdirectory called input and put some regtest 
> files in there.  Run MakeOldPix.sh.  Make a change to lilypond.  Run 
> MakeNewPix.sh.  Run ComparePix.sh.  Om my tests there were some false alarms, 
> but it seems a fairly simple way to make an alternative regtest checker.
> 
> There's lots of improvements that could be made: parallelism, using something 
> other than diff, but it basically works.
> 
> Thoughts?
> 

Cool!

For me, one of the most important things in the regtests are the signature 
files.  We'd have to maintain the red flags popping up from those (which may 
not show up in the images).  But it is true that this sort of approach would 
catch issues like the bar line one.

Cheers,
MS