Hi all,

I'm working in a new project, a rocket launch. for this simulation I used particles and after this I will change particles into pyro smoke.
But my problem is with my particules direction. I want to tell to my particle to change their direction when they collide with the ground.
for a better understanding, I show you my principal reference for the particles :

(00:30 for the effect )
https://vimeo.com/165401295 [vimeo.com]


thank you