Re: Big Sur warnings
[email protected] Thu, 1 Oct 2020 09:13:18 -0700
| Newsgroups | gmane.comp.audio.supercollider.devel |
|---|---|
| Message-ID | <[email protected]> |
--Apple-Mail=_EF3B120A-8C60-47B5-ACE6-B7F608AABBD0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii Scott -=20 The developer build downloads as a Zero KB executable for me - can you = see if you see that as well? Josh > On Sep 30, 2020, at 05:26, scott-y6qSm6YX8/[email protected] wrote: >=20 > Current develop builds = <http://supercollider.s3.amazonaws.com/builds/supercollider/supercollider/= osx/develop-latest.html> work (apart from notarization issues) on the = Big Sur drop from a week or two ago. >=20 > Big Sur support issues that I forsee: >=20 > - [critical] Supernova needs to switch it's realtime thread setup to = use audio workgroups rather than manually scheduling threads via the = lower level API's it's using now. This is likely a small engineering = change, but will require some pretty extensive testing ... and god = forbid we find a problem / performance regression.... Without this = change, Supernova may have some degraded performance, or may simply not = work. >=20 > - [minor] Audio Units v2 support on Big Sur has seen some substantial = changes (all AU plugins are now run out-of-process, and the thread = calling semantics have changed significantly). SuperColliderAU will need = to be tested pretty extensively, and may need some changes - though we = may be in the clear since we're engine-only and don't implement any = proper UI. >=20 > - [cosmetic] We list QT >=3D 5.11 as a minimum requirement. No Big Sur = fixes will be backported to 5.11, so we'll have to bump to at least = 5.12. Big Sur backports *seem* to be a guaranteed part of 5.12 LTS, but = it's still worth testing 5.12 to see if it is, in fact, fully supporting = Big Sur. >=20 > Due to some of the Audio Units changes, I predict that Big Sur will = have a VERY long tail of work required by audio apps in general. Even = more than usual, I think audio users will be staying on Catalina for a = long time - so very possibly SC could actually come out ahead of the = curve here. >=20 >=20 > On Wed, Sep 30, 2020 at 2:44 AM <[email protected] = <mailto:[email protected]>> wrote: > On Wed, Sep 30, 2020 at 8:28 AM <[email protected] = <mailto:[email protected]>> wrote: > > It did - I sent to both. >=20 > That's good -- I saw only one (with [sc-dev] in the header) and > wondered about it. >=20 > hjh >=20 > _______________________________________________ > sc-dev mailing list >=20 > info (subscription, etc.): = http://www.birmingham.ac.uk/facilities/ea-studios/research/supercollider/m= ailinglist.aspx = <http://www.birmingham.ac.uk/facilities/ea-studios/research/supercollider/= mailinglist.aspx> > archive: http://www.listarc.bham.ac.uk/marchives/sc-dev/ = <http://www.listarc.bham.ac.uk/marchives/sc-dev/> > search: http://www.listarc.bham.ac.uk/lists/sc-dev/search/ = <http://www.listarc.bham.ac.uk/lists/sc-dev/search/> --Apple-Mail=_EF3B120A-8C60-47B5-ACE6-B7F608AABBD0 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=us-ascii <html><head><meta http-equiv=3D"Content-Type" content=3D"text/html; = charset=3Dus-ascii"></head><body style=3D"word-wrap: break-word; = -webkit-nbsp-mode: space; line-break: after-white-space;" class=3D"">Scott= - <div class=3D"">The developer build downloads as a Zero KB = executable for me - can you see if you see that as well?</div><div = class=3D""><br class=3D""></div><div class=3D"">Josh</div><div = class=3D""><br class=3D""><div><br class=3D""><blockquote type=3D"cite" = class=3D""><div class=3D"">On Sep 30, 2020, at 05:26, <a = href=3D"mailto:scott-y6qSm6YX8/[email protected]" class=3D"">scott-y6qSm6YX8/[email protected]</a> = wrote:</div><br class=3D"Apple-interchange-newline"><div class=3D""><div = dir=3D"ltr" class=3D""><div class=3D"">Current <a = href=3D"http://supercollider.s3.amazonaws.com/builds/supercollider/superco= llider/osx/develop-latest.html" class=3D"">develop builds</a> work = (apart from notarization issues) on the Big Sur drop from a = week or two ago.</div><div class=3D""><br class=3D""></div><div = class=3D"">Big Sur support issues that I forsee:</div><div class=3D""><br = class=3D""></div><div class=3D"">- [critical] Supernova needs to switch = it's realtime thread setup to use audio workgroups rather than manually = scheduling threads via the lower level API's it's using now. This is = likely a small engineering change, but will require some pretty = extensive testing ... and god forbid we find a problem / performance = regression.... Without this change, Supernova may have some degraded = performance, or may simply not work.</div><div class=3D""><br = class=3D""></div><div class=3D"">- [minor] Audio Units v2 support on Big = Sur has seen some substantial changes (all AU plugins are now run = out-of-process, and the thread calling semantics have changed = significantly). SuperColliderAU will need to be tested pretty = extensively, and may need some changes - though we may be in the clear = since we're engine-only and don't implement any proper UI.</div><div = class=3D""><br class=3D""></div><div class=3D"">- [cosmetic] We list QT = >=3D 5.11 as a minimum requirement. No Big Sur fixes will be = backported to 5.11, so we'll have to bump to at least 5.12. Big Sur = backports *seem* to be a guaranteed part of 5.12 LTS, but it's still = worth testing 5.12 to see if it is, in fact, fully supporting Big = Sur.</div><div class=3D""><br class=3D""></div><div class=3D"">Due to = some of the Audio Units changes, I predict that Big Sur will have a VERY = long tail of work required by audio apps in general. Even more than = usual, I think audio users will be staying on Catalina for a long = time - so very possibly SC could actually come out ahead of the curve = here.</div><div class=3D""><br class=3D""></div></div><br class=3D""><div = class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Wed, Sep = 30, 2020 at 2:44 AM <<a href=3D"mailto:[email protected]" = target=3D"_blank" class=3D"">[email protected]</a>> wrote:<br = class=3D""></div><blockquote class=3D"gmail_quote" style=3D"margin:0px = 0px 0px = 0.8ex;border-left-width:1px;border-left-style:solid;border-left-color:rgb(= 204,204,204);padding-left:1ex">On Wed, Sep 30, 2020 at 8:28 AM <<a = href=3D"mailto:[email protected]" target=3D"_blank" = class=3D"">[email protected]</a>> wrote:<br class=3D""> > It did - I sent to both.<br class=3D""> <br class=3D""> That's good -- I saw only one (with [sc-dev] in the header) and<br = class=3D""> wondered about it.<br class=3D""> <br class=3D""> hjh<br class=3D""> <br class=3D""> _______________________________________________<br class=3D""> sc-dev mailing list<br class=3D""> <br class=3D""> info (subscription, etc.): <a = href=3D"http://www.birmingham.ac.uk/facilities/ea-studios/research/superco= llider/mailinglist.aspx" rel=3D"noreferrer" target=3D"_blank" = class=3D"">http://www.birmingham.ac.uk/facilities/ea-studios/research/supe= rcollider/mailinglist.aspx</a><br class=3D""> archive: <a href=3D"http://www.listarc.bham.ac.uk/marchives/sc-dev/" = rel=3D"noreferrer" target=3D"_blank" = class=3D"">http://www.listarc.bham.ac.uk/marchives/sc-dev/</a><br = class=3D""> search: <a href=3D"http://www.listarc.bham.ac.uk/lists/sc-dev/search/" = rel=3D"noreferrer" target=3D"_blank" = class=3D"">http://www.listarc.bham.ac.uk/lists/sc-dev/search/</a><br = class=3D""> </blockquote></div> </div></blockquote></div><br class=3D""></div></body></html>= --Apple-Mail=_EF3B120A-8C60-47B5-ACE6-B7F608AABBD0-- _______________________________________________ sc-dev mailing list info (subscription, etc.): http://www.birmingham.ac.uk/facilities/ea-studios/research/supercollider/mailinglist.aspx archive: http://www.listarc.bham.ac.uk/marchives/sc-dev/ search: http://www.listarc.bham.ac.uk/lists/sc-dev/search/