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Re: [Cs-dev] FLTK threads on WinXP

Date2006-10-27 22:28
From"Art Hunkins"
SubjectRe: [Cs-dev] FLTK threads on WinXP
Gabriel had FLTK working flawlessly on Windows in CsoundAV.

IIRC, the FLTK widgets were ported from CsoundAV to Csound5.

Any idea what may have happened to degrade the performance and dependability
of FLTK in Windows?

Art Hunkins

----- Original Message ----- 
From: "Victor Lazzarini" 
To: "Developer discussions" 
Sent: Friday, October 27, 2006 3:48 PM
Subject: [Cs-dev] FLTK threads on WinXP


> It looks like, in order to work properly,
> csound has to be built with noFLTkthreads=1 on
> Windows XP, otherwise graphs & widgets will not
> work together.
>
> The virtual keyboard never works with graphs or
> widgets; I assume because it is not single-threaded.
>
> Anyway, for the next release, we'll have to build
> single-threaded FLTK, so that it is guaranteed to
> work.
>
> The thing is that the multi-threaded csound FLTK code
> does not conform to FLTK's guidelines, so the fact that
> it works (on Linux only) is actually a bit of luck.
>
> Victor
>
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