On Mon, 10 Oct 2016 12:30:31 -0700 Eric <eri...@cox.net> said:

> On 10/10/2016 08:42 AM, Carsten Haitzler (The Rasterman) wrote:
> > On Sun, 9 Oct 2016 17:58:05 -0700 Eric <eri...@cox.net> said:
> >
> >> On 10/09/2016 04:22 PM, Carsten Haitzler (The Rasterman) wrote:
> >>> On Sun, 9 Oct 2016 13:24:34 -0700 Eric <eri...@cox.net> said:
> >>>
> >>>> On 10/08/2016 05:06 PM, Carsten Haitzler (The Rasterman) wrote:
> >>>>> On Sat, 8 Oct 2016 09:59:27 -0700 Eric <eri...@cox.net> said:
> >>>>>
> >>>>>> On 10/08/2016 02:33 AM, Simon Lees wrote:
> >>>>>>>
> >>>>>>>
> >>>>>>> On 10/08/2016 06:25 PM, Eric wrote:
> >>>>>>
> >>>>>>>>>
> >>>>>>>>
> >>>>>>>> Thank you Simon,
> >>>>>>>>
> >>>>>>>> I was able to get it working using the repository.  I did find out
> >>>>>>>> that the problem was with the new NVIDIA driver that I have to choose
> >>>>>>>> software rendering instead of OpenGL.  With OpenGL I just get the
> >>>>>>>> mouse cursor icon displaying with nothing else.  Using software
> >>>>>>>> rendering makes my desktop a little sluggish on this machine.
> >>>>>>>>
> >>>>>>>> I am going to see if I can role back the NVIDIA update somehow.  My
> >>>>>>>> google search has not led me with the right info on how to do that
> >>>>>>>> yet on openSUSE.
> >>>>>>>>
> >>>>>>>> Eric Meddleton
> >>>>>>>>
> >>>>>>>
> >>>>>>> Updates should remain available, so if you go to yast search for
> >>>>>>> NVIDIA in the software manager, there should be a version tab that
> >>>>>>> you can use to roll back.
> >>>>>>>
> >>>>>>>
> >>>>>>
> >>>>>> Unfortunately, the previous version for NVIDIA is not available in
> >>>>>> yast, just the version I have installed and the i586 version.  (But
> >>>>>> that is getting into openSUSE territory and not really applicable to
> >>>>>> e-users discussion.)
> >>>>>>
> >>>>>> Now that I remember, I had a similar situation on a different machine
> >>>>>> with Arch linux a year or so ago.  That machine had a NVIDIA GeForce
> >>>>>> GTX570 card.  I have just lived with the software rendering on that
> >>>>>> machine without any noticeable difference maybe due to it having an
> >>>>>> intel i7 processor.  No updates on NVIDIA or enlightenment and the ELF
> >>>>>> libraries  has helped  since then and the downgrade would have meant
> >>>>>> also downgrading the kernel so I just let it go.  It may just need to
> >>>>>> be re-installed to get it all sorted out and I just have not wanted to
> >>>>>> try that yet. :-)
> >>>>>>
> >>>>>> The machine in question now only has an AMD Athlon(tm) 64 X2 Dual Core
> >>>>>> Processor 5600+ and is getting a little old.  I will try updating
> >>>>>> openSUSE to the next version to see how that goes.
> >>>>>>
> >>>>>> Thank you very much for your help.
> >>>>>
> >>>>> hmmm i wonder if it's the shader cache? try
> >>>>>
> >>>>> rm -rf ~/.cache/evas*
> >>>>>
> >>>>>
> >>>>
> >>>> Wow,
> >>>>
> >>>> This was what was wrong with my Arch linux install all along.  I deleted
> >>>> the .cache files and now I have openGL working again on that system.
> >>>>
> >>>> Thank you very much,
> >>>>
> >>>> Eric Meddleton
> >>>
> >>> interesting. what gpu/driver? we use the string info from the gl driver
> >>> (vendor, renderer and version), and this should lead to a different file
> >>> in in the cache directory if these strings change. also we use the efl
> >>> version there too. so any upgrade of efl will result in a new shader
> >>> cache being generated as will any change from the driver. we kind of
> >>> expect the gl driver to change its renderer/vendor/version strings should
> >>> anything change in the driver that would affect the binary shaders we
> >>> cache. if the driver doesn't do this i'd be inclined to file a bug report
> >>> with the driver author/maintainer as i really don't know of another
> >>> mechanism to know that the cached binary shaders are still usable. the
> >>> efl version changes because we may change shaders between versions (the
> >>> source) so this should handle that. the only case that will possibly be
> >>> an issue is "during development" when we are working on git master
> >>> - if a shader changes indeed our version will not have changed and you
> >>> want to nuke the shader cache manually. this is only relevant for
> >>> developers or those tracking git master. we are geared to producing a
> >>> clean release so things can be a bit dirty during development.
> >>>
> >>> for example here are some of the files in 2 of my shader caches locally:
> >>>
> >>>  8:13AM ~ > ls ~/.cache/evas_gl_common_caches
> >>> total 24K
> >>> 4.0K 'NVIDIA Corporation::4.5.0 NVIDIA 367.35::GeForce GTX
> >>> 970PCIeSSE2::v-1.18.0::binary_shader.eet' 4.0K 'NVIDIA Corporation::4.5.0
> >>> NVIDIA 367.35::GeForce GTX 970PCIeSSE2::v-1.18.0::surface_cap.eet' 4.0K
> >>> 'NVIDIA Corporation::4.5.0 NVIDIA 367.35::GeForce GTX
> >>> 970PCIeSSE2::v-1.18.99::binary_shader.eet' 4.0K 'NVIDIA Corporation::4.5.0
> >>> NVIDIA 367.35::GeForce GTX 970PCIeSSE2::v-1.18.99::surface_cap.eet' 4.0K
> >>> 'NVIDIA Corporation::4.5.0 NVIDIA 370.28::GeForce GTX
> >>> 970PCIeSSE2::v-1.18.99::binary_shader.eet' 4.0K 'NVIDIA Corporation::4.5.0
> >>> NVIDIA 370.28::GeForce GTX 970PCIeSSE2::v-1.18.99::surface_cap.eet'
> >>>
> >>> @  8:20AM ~ > ls ~/.cache/evas_gl_common_caches
> >>>
> >>> total 52K
> >>> 4.0K 'Intel Open Source Technology Center::3.0 Mesa 11.0.5::Mesa DRI Intel
> >>> (R) Haswell Mobile ::v-1.16.99::surface_cap.eet' 4.0K 'Intel Open Source
> >>> Technology Center::3.0 Mesa 11.1.1::Mesa DRI Intel(R) Haswell
> >>> Mobile ::v-1.17.0::binary_shader.eet' 4.0K 'Intel Open Source Technology
> >>> Center::3.0 Mesa 11.1.1::Mesa DRI Intel(R) Haswell
> >>> Mobile ::v-1.17.99::binary_shader.eet' 4.0K 'Intel Open Source Technology
> >>> Center::3.0 Mesa 11.1.2::Mesa DRI Intel(R) Haswell
> >>> Mobile ::v-1.17.99::binary_shader.eet' 4.0K 'Intel Open Source Technology
> >>> Center::3.0 Mesa 11.1.2::Mesa DRI Intel(R) Haswell
> >>> Mobile ::v-1.17.99::surface_cap.eet' 4.0K 'Intel Open Source Technology
> >>> Center::3.0 Mesa 11.2.2::Mesa DRI Intel(R) Haswell
> >>> Mobile ::v-1.17.99::binary_shader.eet' 4.0K 'Intel Open Source Technology
> >>> Center::3.0 Mesa 11.2.2::Mesa DRI Intel(R) Haswell
> >>> Mobile ::v-1.18.0::binary_shader.eet' 4.0K 'Intel Open Source Technology
> >>> Center::3.0 Mesa 11.2.2::Mesa DRI Intel(R) Haswell
> >>> Mobile ::v-1.18.0::surface_cap.eet' 4.0K 'Intel Open Source Technology
> >>> Center::3.0 Mesa 12.0.1::Mesa DRI Intel(R) Haswell
> >>> Mobile ::v-1.18.0::binary_shader.eet' 4.0K 'Intel Open Source Technology
> >>> Center::3.0 Mesa 12.0.1::Mesa DRI Intel(R) Haswell
> >>> Mobile ::v-1.18.0::surface_cap.eet' 4.0K 'Intel Open Source Technology
> >>> Center::3.0 Mesa 12.0.1::Mesa DRI Intel(R) Haswell
> >>> Mobile ::v-1.18.99::binary_shader.eet' 4.0K 'Intel Open Source Technology
> >>> Center::3.0 Mesa 12.0.1::Mesa DRI Intel(R) Haswell
> >>> Mobile ::v-1.18.99::surface_cap.eet' 4.0K 'Intel Open Source Technology
> >>> Center::3.0 Mesa 12.0.3::Mesa DRI Intel(R) Haswell
> >>> Mobile ::v-1.18.99::binary_shader.eet'
> >>>
> >>> the ::'s are the delimiters between string fields used. we do sanitize the
> >>> strings coming from the driver strings and remove the / char if there. :)
> >>> we could remove more, but haven't seen a need to yet.
> >>>
> >>> also note - these caches exist for good reasons. compiling shaders is not
> >>> that cheap if you have to do it every time your process starts. also
> >>> querying surface info isn't that cheap either, s that is why we cache it
> >>> as its far cheaper to load and decompress a pre compiled etc. shader than
> >>> it is to recompile them.
> >>>
> >>
> >> I am using the NVIDIA GeForce GTX-570 card.  It is a PCIe/SSE2 type.
> >> The driver is NVIDIA version 370.28 using the arch linux repositories.
> >>
> >> The version seems a little weird after looking at NVIDIA's website as
> >> they show the latest version at 367.44 unless I am looking at it wrong.
> >>
> >> Now I just have two files in my ~/.cache/evas_gl_common_caches
> >> directory.  They are:
> >>
> >> NVIDIA Corporaton::4.5.0 NVIDIA 370.28::GeForce GTX
> >> 570PCleSSE2::v-1.18.0::binary_shader.eet
> >> and
> >>
> >> NVIDIA Corporaton::4.5.0 NVIDIA 370.28::GeForce GTX
> >> 570PCleSSE2::v-1.18.0::surface_cap.eet
> >>
> >> I don't remember what the old files were but there was about 6 - 8 files
> >> with some as old as June 2016 if I remember correctly.
> >>
> >> Kind regards,
> >>
> >> Eric Meddleton
> >
> > very very odd. nvidia version their strings pretty well, as does mesa... i
> > really am not sure why this would be a problem? hmmm.
> >
> >
> 
> It is probably an operator error of some kind. ;-)
> 
> I am still learning a lot about Arch Linux.
> 
> I do enjoy using enlightenment desktop and do not want to use something 
> different so I try to get it running on any machines that I may have to use.
> 
> 
> Kind regards,
> 
> Eric Meddleton

well iam really curious as to why this happened as at least we tried versioning
everything correctly so this shouldn't happen UNLESS a version didnt bump when
shader or binary produced did bump/change. at least thats my first guess and
finding out where/why might not be a bad idea... :/ but not knowing where won't
help fix anything. :(

-- 
------------- Codito, ergo sum - "I code, therefore I am" --------------
The Rasterman (Carsten Haitzler)    ras...@rasterman.com


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