-collisionMoveResult collisionMoveSimple(Map *map, IGameDef *gamedef,
- f32 pos_max_d, const core::aabbox3d<f32> &box_0,
- f32 dtime, v3f &pos_f, v3f &speed_f);
+collisionMoveResult collisionMoveSimple(Environment *env,IGameDef *gamedef,
+ f32 pos_max_d, const aabb3f &box_0,
+ f32 stepheight, f32 dtime,
+ v3f *pos_f, v3f *speed_f,
+ v3f accel_f, ActiveObject *self=NULL,
+ bool collideWithObjects=true);