private IEnumerator SampleSurface()
 {
     while (true)
     {
         if (base.isActiveAndEnabled)
         {
             Vector3           hitPoint          = Vector3.zero;
             int               num               = LocomotionUtils.SampleSurface(base.transform, SurfaceSamplingData, out hitPoint);
             AnimatorStateInfo animatorStateInfo = LocomotionUtils.GetAnimatorStateInfo(anim);
             if (LocomotionUtils.IsLocomoting(animatorStateInfo))
             {
                 if (LocomotionUtils.IsWalking(animatorStateInfo))
                 {
                     if (locoStatus != LocomotionStatus.Walking || num != prevSurfaceTypeIndex)
                     {
                         locoStatus = LocomotionStatus.Walking;
                         if (num >= 0)
                         {
                             if (!string.IsNullOrEmpty(SurfaceSamplingData.Effects[num].WalkSwitch.SwitchValue))
                             {
                                 EventManager.Instance.PostEvent(SurfaceSamplingData.Effects[num].WalkSwitch.EventName, EventAction.SetSwitch, SurfaceSamplingData.Effects[num].WalkSwitch.SwitchValue, base.gameObject);
                             }
                         }
                         else if (!string.IsNullOrEmpty(SurfaceSamplingData.DefaultWalkSwitch.EventName))
                         {
                             EventManager.Instance.PostEvent(SurfaceSamplingData.DefaultWalkSwitch.EventName, EventAction.SetSwitch, SurfaceSamplingData.DefaultWalkSwitch.SwitchValue, base.gameObject);
                         }
                     }
                 }
                 else if (locoStatus != LocomotionStatus.Jogging || num != prevSurfaceTypeIndex)
                 {
                     locoStatus = LocomotionStatus.Jogging;
                     if (num >= 0)
                     {
                         if (!string.IsNullOrEmpty(SurfaceSamplingData.Effects[num].JogSwitch.SwitchValue))
                         {
                             EventManager.Instance.PostEvent(SurfaceSamplingData.Effects[num].JogSwitch.EventName, EventAction.SetSwitch, SurfaceSamplingData.Effects[num].JogSwitch.SwitchValue, base.gameObject);
                         }
                     }
                     else if (!string.IsNullOrEmpty(SurfaceSamplingData.DefaultJogSwitch.EventName))
                     {
                         EventManager.Instance.PostEvent(SurfaceSamplingData.DefaultJogSwitch.EventName, EventAction.SetSwitch, SurfaceSamplingData.DefaultJogSwitch.SwitchValue, base.gameObject);
                     }
                 }
             }
             else if (LocomotionUtils.IsInAir(animatorStateInfo) || LocomotionUtils.IsLanding(animatorStateInfo))
             {
                 if (locoStatus != LocomotionStatus.InAir || num != prevSurfaceTypeIndex)
                 {
                     locoStatus = LocomotionStatus.InAir;
                     if (num >= 0)
                     {
                         if (!string.IsNullOrEmpty(SurfaceSamplingData.Effects[num].LandSwitch.SwitchValue))
                         {
                             EventManager.Instance.PostEvent(SurfaceSamplingData.Effects[num].LandSwitch.EventName, EventAction.SetSwitch, SurfaceSamplingData.Effects[num].LandSwitch.SwitchValue, base.gameObject);
                         }
                     }
                     else if (!string.IsNullOrEmpty(SurfaceSamplingData.DefaultLandSwitch.EventName))
                     {
                         EventManager.Instance.PostEvent(SurfaceSamplingData.DefaultLandSwitch.EventName, EventAction.SetSwitch, SurfaceSamplingData.DefaultLandSwitch.SwitchValue, base.gameObject);
                     }
                 }
             }
             else if (tracker.IsCurrentControllerOfType <SlideController>())
             {
                 if (locoStatus != LocomotionStatus.Tubing || num != prevSurfaceTypeIndex)
                 {
                     locoStatus = LocomotionStatus.Tubing;
                     if (num >= 0)
                     {
                         if (!string.IsNullOrEmpty(SurfaceSamplingData.Effects[num].TubeSlideLoopSwitch.SwitchValue))
                         {
                             EventManager.Instance.PostEvent(SurfaceSamplingData.Effects[num].TubeSlideLoopSwitch.EventName, EventAction.SetSwitch, SurfaceSamplingData.Effects[num].TubeSlideLoopSwitch.SwitchValue, base.gameObject);
                         }
                     }
                     else if (!string.IsNullOrEmpty(SurfaceSamplingData.DefaultTubeSlideLoopSwitch.EventName))
                     {
                         EventManager.Instance.PostEvent(SurfaceSamplingData.DefaultTubeSlideLoopSwitch.EventName, EventAction.SetSwitch, SurfaceSamplingData.DefaultTubeSlideLoopSwitch.SwitchValue, base.gameObject);
                     }
                 }
             }
             else
             {
                 locoStatus = LocomotionStatus.Unknown;
             }
             prevSurfaceTypeIndex = num;
         }
         yield return(new WaitForSeconds(sampleTime));
     }
 }