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47 lines
1.7 KiB
47 lines
1.7 KiB
using UnityEngine; |
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using UnityEngine.Playables; |
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using UnityEngine.Timeline; |
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namespace Timeline.Samples |
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{ |
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// A track mixer behaviour that modifies the timeScale. This affects how fast the game plays back |
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public class TimeDilationMixerBehaviour : PlayableBehaviour |
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{ |
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private float m_DefaultTimeScale = 1; |
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// Called every frame that the timeline is Evaluated. |
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public override void ProcessFrame(Playable playable, FrameData info, object playerData) |
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{ |
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int inputCount = playable.GetInputCount(); |
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float timeScale = 0f; |
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float totalWeight = 0f; |
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// blend clips together |
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for (int i = 0; i < inputCount; i++) |
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{ |
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float inputWeight = playable.GetInputWeight(i); |
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ScriptPlayable<TimeDilationBehaviour> playableInput = (ScriptPlayable<TimeDilationBehaviour>)playable.GetInput(i); |
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TimeDilationBehaviour input = playableInput.GetBehaviour(); |
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timeScale += inputWeight * input.timeScale; |
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totalWeight += inputWeight; |
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} |
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// blend to/from the default timeline |
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Time.timeScale = Mathf.Max(0.0001f, Mathf.Lerp(m_DefaultTimeScale, timeScale, Mathf.Clamp01(totalWeight))); |
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} |
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// Called when the playable graph is created, typically when the timeline is played. |
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public override void OnPlayableCreate(Playable playable) |
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{ |
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m_DefaultTimeScale = Time.timeScale; |
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} |
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// Called when the playable is destroyed, typically when the timeline stops. |
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public override void OnPlayableDestroy(Playable playable) |
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{ |
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Time.timeScale = m_DefaultTimeScale; |
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} |
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} |
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}
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