public static AnimatorStateMachine CloneDeep(this AnimatorStateMachine source)
{
var dest = new AnimatorStateMachine
{
defaultState = InstanceCaches <AnimatorState> .FindOrCreate(source.defaultState, w => w.CloneDeep()),
anyStatePosition = source.anyStatePosition,
entryPosition = source.entryPosition,
exitPosition = source.exitPosition,
parentStateMachinePosition = source.parentStateMachinePosition,
hideFlags = source.hideFlags,
name = source.name
};
foreach (var sourceState in source.states)
{
dest.AddState(InstanceCaches <AnimatorState> .FindOrCreate(sourceState.state, w => w.CloneDeep()), sourceState.position);
}
foreach (var sourceTransition in source.anyStateTransitions)
{
AnimatorStateTransition transition = null;
if (sourceTransition.destinationStateMachine != null)
{
transition = dest.AddAnyStateTransition(InstanceCaches <AnimatorStateMachine> .FindOrCreate(sourceTransition.destinationStateMachine, CloneDeep));
}
if (sourceTransition.destinationState != null)
{
transition = dest.AddAnyStateTransition(InstanceCaches <AnimatorState> .FindOrCreate(sourceTransition.destinationState, w => w.CloneDeep()));
}
if (transition == null)
{
throw new ArgumentNullException(nameof(transition));
}
sourceTransition.CloneTo(transition);
// should always false
if (InstanceCaches <AnimatorStateTransition> .Find(sourceTransition.GetInstanceID()) == null)
{
InstanceCaches <AnimatorStateTransition> .Register(sourceTransition.GetInstanceID(), transition);
}
}
foreach (var sourceTransition in source.entryTransitions)
{
AnimatorTransition transition = null;
if (sourceTransition.destinationStateMachine != null)
{
transition = dest.AddEntryTransition(InstanceCaches <AnimatorStateMachine> .FindOrCreate(sourceTransition.destinationStateMachine, CloneDeep));
}
if (sourceTransition.destinationState != null)
{
transition = dest.AddEntryTransition(InstanceCaches <AnimatorState> .FindOrCreate(sourceTransition.destinationState, w => w.CloneDeep()));
}
if (transition == null)
{
throw new ArgumentNullException(nameof(transition));
}
transition.CloneTo(sourceTransition);
// should always false
if (InstanceCaches <AnimatorTransition> .Find(sourceTransition.GetInstanceID()) == null)
{
InstanceCaches <AnimatorTransition> .Register(sourceTransition.GetInstanceID(), transition);
}
}
foreach (var sourceBehaviour in source.behaviours)
{
var behaviour = dest.AddStateMachineBehaviour(sourceBehaviour.GetType());
sourceBehaviour.CloneDeepTo(behaviour);
// store
InstanceCaches <StateMachineBehaviour> .Register(behaviour.GetInstanceID(), behaviour);
}
foreach (var sourceStateMachine in source.stateMachines)
{
dest.AddStateMachine(InstanceCaches <AnimatorStateMachine> .FindOrCreate(sourceStateMachine.stateMachine, CloneDeep), sourceStateMachine.position);
}
return(dest);
}
