VMD-L Mailing List

From: Peter Kroon (p.c.kroon_at_rug.nl)
Date: Tue Aug 28 2018 - 03:51:13 CDT

Hi John,

Great! I'll await it patiently!

Peter

On 27-08-18 16:58, John Stone wrote:
> Peter,
> The next test version of VMD has a bunch of new capabilities in it that require
> video drivers that are as-yet not available to the general public. I have test drivers
> but they are restricted by NDA. When the new video drivers are released to the public,
> I will be posting new test builds of VMD. The current expectation I have is that
> the new drivers will become available in mid-September, and then I will be able to
> post the latest test builds of VMD for people to try. Although VMD will run (in a
> less featureful state) without the upcoming video drivers, VMD itself is also compiled
> against various shared libraries, and I'm expecting production versions of some key
> shared libraries to become available contemporaneously with the video drivers.
>
> The VMD release will follow the normal progression from alpha to beta and then a
> final release, but the beta releases won't happen until sometime after the
> new video drivers and associated shared libraries become publicly available.
> I know everyone is getting anxious. ;-)
>
> Best regards,
> John Stone
> vmd_at_ks.uiuc.edu
>
> On Mon, Aug 27, 2018 at 12:40:52PM +0200, Peter Kroon wrote:
>> Hi all,
>>
>>
>> VMD 1.9.4a12 seems to resolve the issue :). Is there an ETA for it's
>> final release?
>>
>> Thanks for the help!
>>
>>
>> Peter
>>
>>
>> On 03-08-18 16:32, Peter Kroon wrote:
>>> Hi John,
>>>
>>>
>>> I'll have a look, but my holidays are starting tomorrow, so it'll take a
>>> few weeks before I get back to you.
>>>
>>>
>>> Peter
>>>
>>>
>>> On 03-08-18 15:30, John Stone wrote:
>>>> Peter,
>>>> Try the test version of VMD 1.9.4 and let me know if you still
>>>> observe the same phenomena.
>>>>
>>>> Best,
>>>> John
>>>>
>>>> On Fri, Aug 03, 2018 at 11:17:28AM +0200, Peter Kroon wrote:
>>>>> Hi John,
>>>>>
>>>>>
>>>>> no worries, well deserved holidays (and conferences) get priority :)
>>>>>
>>>>> The TachyonInternal does handle DoF correctly (other than the inversion
>>>>> of dof_fnumber). But the problem I have there is that I can't simply
>>>>> tell it to make an image at a resolution of 3kx4k.
>>>>>
>>>>> Scene generation for Tachyon external does work (mostly), but the
>>>>> external Tachyon seems to ignore the FocalLength parameter.
>>>>>
>>>>>
>>>>> Which VMD test version are you referring to exactly? I'm running 1.9.3
>>>>> at the moment.
>>>>>
>>>>>
>>>>> Peter
>>>>>
>>>>>
>>>>> On 02-08-18 18:58, John Stone wrote:
>>>>>> Hi,
>>>>>> Sorry for the slow response, I'm still digging out of a pile of emails
>>>>>> that accumulated while I was away from the office for a few weeks.
>>>>>> Did you try using the built-in version of Tachyon I ship with VMD itself?
>>>>>>
>>>>>> Tachyon always had DoF, but the parameterization has changed somewhat from
>>>>>> the old versions to now, and the way VMD talks to Tachyon has changed also.
>>>>>>
>>>>>> I haven't made the bleeding edge version of the Tachyon code available yet
>>>>>> because I've been revising its API to allow it to support interactive ray
>>>>>> tracing for machines that lack GPUs, and that aren't supported by OSPRay.
>>>>>>
>>>>>> If you have a problem that crops up with the test VMD build (and its built-in
>>>>>> version of Tachyon) on the web site, then let me know and I will address it.
>>>>>> If TachyonInternal works but the external does not, that may be a scene
>>>>>> file generation issue (two different code paths). In any case, it should
>>>>>> be easy to resolve any loose ends that may arise here.
>>>>>>
>>>>>> Best,
>>>>>> John
>>>>>>
>>>>>> On Wed, Aug 01, 2018 at 10:48:45AM +0200, Peter Kroon wrote:
>>>>>>> Hi all!
>>>>>>>
>>>>>>> I sent this mail earlier, but I think it got buried in everyone's
>>>>>>> holidays. Does anyone who's just come back from their well-earned
>>>>>>> holidays and conferences have any insights?
>>>>>>>
>>>>>>>
>>>>>>> Peter
>>>>>>>
>>>>>>>
>>>>>>> On 09-07-18 16:36, Peter Kroon wrote:
>>>>>>>> Hello world!
>>>>>>>>
>>>>>>>>
>>>>>>>> I would like to turn a VMD scene into a pretty picture. I want this
>>>>>>>> picture to be high resolution (~3315x4000px), and using AO and Depth of
>>>>>>>> Field. I have tried the following, continually running into issues:
>>>>>>>>
>>>>>>>> 1) Use Tachyon-OptiX: I can't put the desired resolution. If I do, it
>>>>>>>> fails immediately with a memory error. See also
>>>>>>>> http://www.ks.uiuc.edu/Research/vmd/mailing_list/vmd-l/27940.html
>>>>>>>>
>>>>>>>> 2) Use Tachyon internal: Creates a super fuzzy picture, probably because
>>>>>>>> the meaning of 'Aperture' changed from 'x' to '1/x'.
>>>>>>>>
>>>>>>>> 3) Use external Tachyon renderer: If I fix the 'Aperture'; and changing
>>>>>>>> FocalDist to FocalLength I *almost* get the picture I want, but it seems
>>>>>>>> the FocalLength option is simply ignored (see also
>>>>>>>> http://www.ks.uiuc.edu/Research/vmd/mailing_list/vmd-l/15285.html). This
>>>>>>>> happens with both 0.98.9 and 0.99b6.
>>>>>>>>
>>>>>>>> Does anyone have anything else I can try? I build all the software from
>>>>>>>> source, in case it matters.
>>>>>>>>
>>>>>>>>
>>>>>>>> Peter
>>>>>>>>
>>
>
>