ph_setgravity (vector(0,0,-300)); phent_settype(my, PH_RIGID, PH_BOX); // sets the object within the physics engine phent_enable(my, 1); // I guess this is set to 1 by default when you set type? phent_setmass(my, 5, PH_BOX); phent_setfriction(my,25); phent_setelasticity(my, 30, 10);