In article <11463@ns-mx.uiowa.edu>, colburn@tessa.iaf.uiowa.edu (alex colburn) writes:
> This is a movie of a rotating heart rendered by VOXBLAST on a
> 486 DOS machine.  There are 29 images, each took about 30
> seconds to render.  This kind of shows what a PC can do with
> voxel rendering.  We apply this same technique to MRIs of
> brains and to confocal microscope data, with similar results.
> 
> Also included is the movie player/viewer.
> 
> The images are 256x256  with 256 colors.
> Alex.

However, for those of us without DOS boxes, but with Khoros, here is 
the same thing, but converted to run with animate under Khoros:

% animate -i hheart.xv -cmap_image solid.xv

enjoy!

The README.DEM file in the archive read:
> 
> 
>        HOG HEART DEMO MOVIE
>        
>        I produced this demo with VOXBLAST for the AT,
> Voxblast is a 3d volume renderer we use at the Image 
> Analysis facility, University of Iowa.  All of these 
> images were rendered with a 486 DOS machine with 8 megs 
> of RAM.  Each image took about 20 seconds to render.  
> The AT Version renders up to 300,000 voxels per second.  
> There is also a Mac version and a Motif version (SGI, 
> IBM/RS600, and HP).
> 
> 
> This movie program is written with a DOS extender,
> so you need at least a 386 to run it.  The Graphics  uses 
> Flash Graphics by FlashTek (I wrote the GUI). You need at 
> least 640x480x256 color resolution for this program.  The 
> best graphics mode would be a VESA compatible mode, or an ATI
> 648x480 mode.  If your  graphics card doesn't support VESA 
> directly, you should have a VESA TSR.  For example, the 
> Gateway 2000 graphics card is a diamond speedstar.  VESA 
> compatiblity is selected by the typing "c:\ vmode vesa".  
> You can then set the  graphics mode by either setting an 
> environmental variable FG_DISPLAY, or specifying the graphics 
> mode on the command line.  
> c:\ set FG_DISPLAY=VESA1 
> c:\ demo
> or
> c:demo VESA1.
> 
> or if you have an ATI wondercard,
> c:\ set FG_DISPLAY=ATI63
> c:\ demo.
> 
> 
> If you do not have enough memory to load in the images, you
> may view the images singly, or use virtual memory such as
> windows.  If you do use windows, don't touch your mouse, it will
> cause a horrible crash.
> 
> If you want more information about Voxblast, contact 
> Vaytek at 515-472-2227.
> 
> 
> March 8, 1992
> Alex Colburn.
> colburn@tessa.iaf.uiowa.edu

--
!@$%^&*)(%$#$@!@#$%^&*()_+_)(*&^%$#@!$%^&*()_+)(*&^%$#@$%^&*+_(*&^%$#@#%^&*()
 Dominic Richens  :  dominic@shamin.genie.uottawa.ca  :  Tel. (613) 564 9911 
      MCRLab, Dept of Elec Eng, University of Ottawa, K1N 6N5, CANADA   
     "There are 70 billion people in the world, where are they hiding?"
