Originally Posted By: Heri
whether we can simulate the newton dredging of soil?
like this : http://www.youtube.com/watch?v=wrYa4JPXoAA&feature=fvwrel

What you see in the video isn't anything with the physics engine, it is fake. Means, it is by moving the vertices of the model where the shovel touchs the soil and moving the vertices of a hidden mdl within the shovel to make the soil appear in the shovel. The rest are particles.