// Physics Routines
- virtual Bool_t ProvidesCollisionGeometry() {return kTRUE;}
- virtual AliCollisionGeometry* CollisionGeometry() {return fCollisionGeometry;}
+ virtual Bool_t ProvidesCollisionGeometry() const {return kTRUE;}
+ virtual AliCollisionGeometry* CollisionGeometry() const {return fCollisionGeometry;}
virtual void EvaluateCrossSections();
virtual void Boost();
virtual TGraph* CrossSection() {return fDsigmaDb;}