Can anyone offer a suggestion how to achieve this? Just a simple matte on an object where another one is intersecting, so the surface inside the volume is white, outside is black. The volume itself would be hidden.
The geo isn't very dense, someone here suggested generating a wieghtmap via ICE, but it won't have enough resolution. Eric Freelance 3D and VFX animator http://vimeopro.com/user7979713/3d-work