| layerIndex | The layer's index. |
| stateID | The AnimatorState fullPathHash or shortNameHash. |
Returns true if the AnimatorState is present in the Animator's controller. For a state named State in sub state machine SubStateMachine of state machine StateMachine, the shortNameHash can be generated using Animator.StringToHash("State"), and the fullPathHash can be generated using Animator.StringToHash("StateMachine.SubStateMachine.State"). Typically, the name of the top level state machine is the name of the Layer.