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* Reaction-Diffusion Model * Reaction-Diffusion Model
[[https://en.wikipedia.org/wiki/Reaction%E2%80%93diffusion_system][Reaction-Diffusion system]] simulation using the Gray-Scott model, in [[https://www.dyalog.com/][Dyalog APL]]. [[https://en.wikipedia.org/wiki/Reaction%E2%80%93diffusion_system][Reaction-Diffusion system]] simulation using the Gray-Scott model, in [[https://www.dyalog.com/][Dyalog APL]] and [[https://mlochbaum.github.io/BQN/index.html][BQN]].
[[img.png]] [[img.png]]
** Running ** Running the Dyalog version
[[https://www.dyalog.com/download-zone.htm][Install Dyalog APL]] and [[https://en.wikipedia.org/wiki/Netpbm][Netpbm]] (~apt-get install netpbm~). Then run [[https://www.dyalog.com/download-zone.htm][Install Dyalog APL]] and [[https://en.wikipedia.org/wiki/Netpbm][Netpbm]] (~apt-get install netpbm~). Then run
~make~. This will create the =img.pnm= and =img.png= files in the ~make~. This will create the =img.pnm= and =img.png= files in the
@ -14,6 +14,15 @@ The images are generated from APL by creating a [[https://en.wikipedia.org/wiki/
nice because they are just plain-text. It is then converted to PNG nice because they are just plain-text. It is then converted to PNG
using ~pnmtopng~. using ~pnmtopng~.
** Running the BQN version
Clone [[https://github.com/dlozeve/bqn-graphics][bqn-graphics]] at the same level than this repository. Run the
=./generate_animation.sh= script. It requires [[https://www.gnu.org/software/parallel/][GNU Parallel]], [[https://en.wikipedia.org/wiki/Netpbm][Netpbm]],
and ffmpeg.
PNM and PNG images are in the =out= directory, and the animation is in
=out.mp4=.
** Parameters ** Parameters
All the parameters are defined directly in [[grayscott.dyalog]]. All the parameters are defined directly in [[grayscott.dyalog]].