Fixed comment

Author: agheata

include/AdePT/core/Track.cuh

@@ -37,12 +37,12 @@ struct Track {
 
   /// @brief Get recomputed cached safety ay a given track position
   /// @param new_pos Track position
-  /// @param step_limit Only return the recomputed safety if larger than the step_limit
+  /// @param accurate_limit Only return non-zero if the recomputed safety if larger than the accurate_limit
   /// @return Recomputed safety.
   __host__ __device__ VECGEOM_FORCE_INLINE 
-  float GetSafety(vecgeom::Vector3D<Precision> const &new_pos, float step_limit = 0) const
+  float GetSafety(vecgeom::Vector3D<Precision> const &new_pos, float accurate_limit = 0) const
   {
-    float dsafe = safety - step_limit;
+    float dsafe = safety - accurate_limit;
     if (dsafe <= 0) return 0;
     float distSq = (vecgeom::Vector3D<float>(new_pos) - safetyPos).Mag2();
     if (dsafe * dsafe < distSq) return 0.;