On 7/25/06, Fenyvesi Peter 11.E <fenyvesip at tagdebr.sulinet.hu> wrote: > I wanted to use the trimesh geom. I creat the objects, but when I run > de program, the trimes don't collide with other object (for example a > box fall trought the static trimesh) We need more information to help. How are you creating the mesh? How are you testing for collisions? Jason