footCenterOffset footRadius footRotationSpeed footRotationWeight footSpeed GetRootHit heightOffset Initiate isGrounded IsValid layers legs liftPelvisWeight lowerPelvisWeight maxFootRotationAngle maxStep overstepFallsDown pelvis pelvisDamper pelvisSpeed prediction Quality quality root rootGrounded rootHit rootSphereCastRadius rotateSolver Update

bool IsValid ( ref string  errorMessage) Gets a value indicating whether this Grounding is valid.