On Mar 12, 2007, at 10:49 AM, benjohn / fysh.org wrote:

>> On Mar 12, 2007, at 9:31 AM, Albert Ng wrote:
>>
>>> Any suggestions for a complete beginner in generating graphics for
>>> a more
>>> efficient way of doing this sim graphically?  RMagick is real nice,
>>> but it's
>>> not doing too well generating gif with a 320x240 grid.
>>
>> Did you take a look at my solution that outputs PPM graphics?  PPM is
>> a very easy graphic format, so I think it's great for beginners.
>>
>> James Edward Gray II
>
> I was hoping to write PPMs a while ago, but OS X's Preview doesn't  
> seem
> to support it.

Yeah, I don't think preview does.  Graphic Converter does though.   
It's what I used to make the movie.  I bet you can also get netpbm  
installed on OS X, then you can just shell out to those programs to  
convert the images or build a movie.

James Edward Gray II