Thats brilliant! I knew it needed to a loop of some kind to reproduce the simulate particle node but I just couldnt figure it out. Thanks for the help, I'm going to study this now and get my head around it properly.
On 16 June 2013 17:27, Julian Johnson <jul...@exch.demon.co.uk> wrote: > Not sure how helpful this is but it shows how to drive the kinematics of a > 'Follower' null with a spring constraint acting on its ICE Kinematics. It > requires a simulated tree. I don't think there's any way of producing the > same effect without simulation. With only a modeling stack you only have > access to the current frame's data. To use just press play and drag the > 'Master' null around. You can play with damping, mass and stiffness. > > There's also an example of a projectile simulation (using the standard > particle system and Simulate Particles) compared with a Null which has it's > kinematics driven by a hand-built 'simulate' compound using a basic Euler > integration technique (the same one, I think, they use in the built-in > compound). All the concepts are directly transferable e.g. in this example > both systems use the built in Gravity force and it works in the same way. > > Scene (2013 SP1) here: > https://dl.dropboxusercontent.**com/u/69741069/jj_spring_null_**euler.rar<https://dl.dropboxusercontent.com/u/69741069/jj_spring_null_euler.rar> > > Julian >
