VMD-L Mailing List
From: Norman Geist (norman.geist_at_uni-greifswald.de)
Date: Wed Jan 21 2015 - 02:20:22 CST
Away from the topic but related to John's post, how is the feature of mirror
reflections actually accessible? Is it included in the final vmd-1.9.2?
> -----Ursprüngliche Nachricht-----
> Von: John Stone [mailto:johns_at_ks.uiuc.edu]
> Gesendet: Dienstag, 20. Januar 2015 20:33
> An: Norman Geist
> Cc: 'sunyeping'; VMD Mailing List
> Betreff: Re: vmd-l: The quality of movie made by VMD
> I would add in addition to what others have already suggested,
> that those people using Linux with NVIDIA cards would want to try
> the new GPU-accelerated "light" version of the Tachyon ray tracing
> engine built into VMD 1.9.2. It can end up being as much as 6x faster
> than the full-featured CPU version of Tachyon when run on CPUs and GPUs
> of a comparable technology generation and price point. The new version
> of VMD also adds support for depth-of-field focal blur and mirror
> reflections which aren't found in the prior revs of VMD. At present
> the GPU ray tracing engine is only found on the 64-bit Linux version of
> VMD, but I expect it to be enabled on Windows next, and hopefully on
> MacOS at some point as well.
> John Stone
> On Mon, Jan 19, 2015 at 09:41:23AM +0100, Norman Geist wrote:
> > Hey,
> > this is related to the default options VMD passes to the program
> > actually links all the pictures made by VMD to a video file at
> last. You
> > can disable the option to "delete image files" under "movie
> settings" in
> > the movie maker window and use ffmpeg or ppmtompeg later manually,
> > higher quality settings. You will usually find all the pictures in
> > You might also be interested in
> > easy animations in movies.
> > Also the best renderer is actually Tachyon. Optionally by enabling
> > "ambient occlusion" and "shadows" under VMD
> > Main->Display->DisplaySettings, but this makes it way slower.
> > Norman Geist.
> > Von: owner-vmd-l_at_ks.uiuc.edu [mailto:owner-vmd-l_at_ks.uiuc.edu] Im
> > von sunyeping
> > Gesendet: Montag, 19. Januar 2015 04:46
> > An: vmd-l
> > Betreff: vmd-l: The quality of movie made by VMD
> > Dear VMD users,
> > I am preparing movie from my MD simulation trajectory using the
> > maker plugin of VMD. But I find the quality of the movie I made is
> > unsatisfying when comparing with those published. For example, the
> > published by DE Shaw
> > (https://www.dropbox.com/s/e9grvp8f9mnkopx/movie_Shaw.mov?dl=0)
> has a
> > higher solution than mine
> > (https://www.dropbox.com/s/2qi0tgm6oag4lox/movie_Sun.mp4?dl=0). I
> have the
> > following question:
> > (1) I made my movie as mpg format with VMD and then save it as mp4
> > with VideoMach. Was Shaw's movie also made by VMD and and
> VideoMach? Or
> > was it made by other software?
> > (2) What is the representation of the structure in Shaw's movie? I
> > it is Cartoon/New Cartoon in VMD. But when applying Cartoon/New
> > representation in my structure, it doesn't look as beautiful as
> > (3) I use POV-Ray render in VMD which generate images with the
> > solution than any other reder setting. But the solution is still
> > compared with Shaw's movie. How was Shaw's movie rendered?
> > Thanks in advance.
> > Yeping Sun
> > Institute of Microbiology, Chinese Academy of Sciences
> > References
> > Visible links
> > 1.
> NIH Center for Macromolecular Modeling and Bioinformatics
> Beckman Institute for Advanced Science and Technology
> University of Illinois, 405 N. Mathews Ave, Urbana, IL 61801
> http://www.ks.uiuc.edu/~johns/ Phone: 217-244-3349