Hi Victor, This was exactly what I was thinking after the previous email, though you've gone ahead and scoped out the whole problem and the code it affects! I think this is something that needs to be addressed and would be in favor of the changes as well as for you to do them if you're willing as you've already mapped out everything. steven On 10/26/06, Victor Lazzarini wrote: > One solution is to have this internal FLTK callback > be called in csound.c: > > ... > int csoundYield(CSOUND *csound) > { > if (exitNow_) > csound->LongJmp(csound, CSOUND_SIGNAL); > csound->InternalCallback(csound); > return csound->csoundYieldCallback_(csound); > } > ... > > and in winFLTK.c we do: > > ... > csound->SetInternalYieldCallback(csound, CsoundYield_FLTK); > ... > > which in turn can be defined as (in csound.c): > > ... > static int setInternalYieldCallback(CSOUND *); > ... > > setInternalYieldCallback, > /* NULL, */ > { NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, > NULL, NULL, > NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, > NULL, NULL, > NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, > NULL, NULL, > NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, > NULL, NULL, > NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, > NULL, NULL, > NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, > NULL, NULL, > NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, > NULL, NULL, > NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, > NULL, NULL, > NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, > NULL, NULL, > NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, > NULL}, > > ... > > void setInternalYieldCallback(CSOUND *csound, > int (*yieldCallback)(CSOUND *)) > { > csound->InternalYieldCallback_ = yieldCallback; > } > ... > > and declared in csoundCore.h as: > > ... > void (*SetInternalYieldCallback)(CSOUND *, int > (*yieldCallback)(CSOUND *)); > /* SUBR dummyfn_1; */ > SUBR dummyfn_[99]; > ... > > Victor > > > > > > Hi Victor, > > > > For adding a dedicated internal callback slot, my question > > would be do we expect the need for more than one at any > > time in the future? If adding a single slot is enough, > > then that would certainly make it easier to implement and > > wouldn't interfere with the existing yieldCallback system. > > Also, if that's the solution, should it be called > > csoundInternalYieldCallback? > > > > I can do the change and add this all in but I wouldn't > > really have a way to test it that I can think of (though, > > I think Winsound has a yield callback going on in it that > > might be the issue with it freezing with a FLTK opcode CSD > > , which might make it testable). > > > > If this looks like the right thing to do, who should do > > the change? > > > > steven > > > > > > On 10/26/06, Victor Lazzarini > > > wrote: I don't think this is the cause of the problem > > > with menus; I don't use the yield callback on > > > the Csound5 app and had problems with menus disappearing > > > , but managed to regain control of them. > > > > > > However, this might be the reason why MacCsound does not > > > work with FLTK. > > > > > > I would suggest that instead of appending callbacks, > > > which might cause problems perhaps, if there is indeed > > > an issue, we could set a > > > dedicated graphics callback that gets set in FLrun. > > > > > > Victor > > > > > > > > > > > Hi All, > > > > > > > > I noticed today that there might be an issue with FLTK > > > > and the csoundYieldCallback and if so if that might > > > > not be a source of issues for hosts (i.e. MacCsound). > > > > In InOut/widgets.cpp, if compiled without fltk > > > > threading, the fl_run opcode has: > > > > > > > > csound->SetYieldCallback(csound, CsoundYield_FLTK); > > > > > > > > This also happens in csoundModuleInit in > > > > InOut/winFLTK.c. As there's only one yield callback, I > > > > imagine if a host sets one, then csound goes to run, > > > > the FLTK yield callback is going to take the place of > > > the host one. > > > > > Could this be the source of the problem where > > > > MacCsound loses it's menus? > > > > > > > > I also seem to have problems running FLTK GUI's with > > > > other hosts (csound5gui, winsound) but each with > > > > different problems (the first doesn't show the gui, > > > > the second has the GUI showing but winsound becomes > > > inactive). > > > > > If this is it, what would be a solution? Allowing an > > > > array of callbacks and adding or changing the method > > > > to appendYieldCallback? > > > > > > > > steven > > > > > > > > > > > > > > ---------------------------------------------------------- > > > > --------------- Using Tomcat but need to do more? Need > > > > to support web services, security? Get stuff done > > quickly with pre-integrated technology to make your job > > > > easier Download IBM WebSphere Application Server > > > > v.1.0.1 based on Apache Geronimo > > > > > > > > > > http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 > > > > _______________________________________________ > > > > Csound-devel mailing list > > > > Csound-devel@lists.sourceforge.net > > > > > > https://lists.sourceforge.net/lists/listinfo/csound-devel > > > > > > ---------------------------------------------------------- > > > --------------- Using Tomcat but need to do more? Need > > > to support web services, security? Get stuff done > > quickly with pre-integrated technology to make your job > > > easier Download IBM WebSphere Application Server v.1.0.1 > > > based on Apache Geronimo > > > http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 > > > _______________________________________________ > > > Csound-devel mailing list > > > Csound-devel@lists.sourceforge.net > > > > > https://lists.sourceforge.net/lists/listinfo/csound-devel > > > > > > > ---------------------------------------------------------- > > --------------- Using Tomcat but need to do more? Need to > > support web services, security? Get stuff done quickly > > with pre-integrated technology to make your job easier > > Download IBM WebSphere Application Server v.1.0.1 based on > > Apache Geronimo > > > http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 > > _______________________________________________ > > Csound-devel mailing list > > Csound-devel@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/csound-devel > > ------------------------------------------------------------------------- > Using Tomcat but need to do more? Need to support web services, security? > Get stuff done quickly with pre-integrated technology to make your job easier > Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo > http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 > _______________________________________________ > Csound-devel mailing list > Csound-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/csound-devel > ------------------------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ Csound-devel mailing list Csound-devel@lists.sourceforge.net