private void FindMixers()
{
this.m_Mixers.Clear();
this.m_LayerMixer = AnimationLayerMixerPlayable.get_Null();
Playable sourcePlayable = PlayableOutputExtensions.GetSourcePlayable <AnimationPlayableOutput>(this.m_Output);
int sourceInputPort = PlayableOutputExtensions.GetSourceInputPort <AnimationPlayableOutput>(this.m_Output);
if (PlayableExtensions.IsValid <Playable>(sourcePlayable) && sourceInputPort >= 0 && sourceInputPort < PlayableExtensions.GetInputCount <Playable>(sourcePlayable))
{
Playable input = PlayableExtensions.GetInput <Playable>(PlayableExtensions.GetInput <Playable>(sourcePlayable, sourceInputPort), 0);
if (PlayableExtensions.IsValid <Playable>(input) && input.IsPlayableOfType <AnimationLayerMixerPlayable>())
{
this.m_LayerMixer = (AnimationLayerMixerPlayable)input;
int inputCount = PlayableExtensions.GetInputCount <AnimationLayerMixerPlayable>(this.m_LayerMixer);
for (int i = 0; i < inputCount; i++)
{
this.FindMixers(this.m_LayerMixer, i, PlayableExtensions.GetInput <AnimationLayerMixerPlayable>(this.m_LayerMixer, i));
}
}
}
}