Reaction dffusion texture

vincent 2020-03-04 18:47:40 UTC #1

Here is the tutorial to reproduce this effect : https://youtu.be/TCnMyoAN0Ng (avaiable soon)
Here is the composition : reaction diffusion texture.compo.zip (427.7 KB)

diez54 2020-03-20 14:22:15 UTC #2

Hello , I try to make texture, but diffusion is only horizontal , I use exactly<img parameter, is the same when I open your composition, noise is with perlin ?

src="/uploads/default/original/1X/90a4b972c4b5824337d02bc33b62032056c2ee16.png" width="820" height="536"> same

diez54 2020-03-20 14:52:35 UTC #3

vincent 2020-03-22 15:32:41 UTC #4

send me your compostion and I'll have a look

diez54 2020-03-23 15:45:26 UTC #5

react_diffusion_diez.compo (44.8 KB)

vincent 2020-03-23 22:03:19 UTC #6

Okay I get it, you need to make your effect over a transparent background and it shoudl work fine
Then it is just a matter of fine tuning

vincent 2020-03-23 22:05:57 UTC #7

The initial condition is also very important. Changing your initial shape may influence a lot the reaction process