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57 lines
1.8 KiB
C#
57 lines
1.8 KiB
C#
using UnityEngine;
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using System.Collections;
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namespace MoreMountains.Tools
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{
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/// <summary>
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/// Add this script to an animation in Mecanim and you'll be able to control its start position and speed
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/// </summary>
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[AddComponentMenu("More Mountains/Tools/Animation/MMAnimationModifier")]
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public class MMAnimationModifier : StateMachineBehaviour
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{
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[MMVectorAttribute("Min", "Max")]
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/// the min and max values for the start position of the animation (between 0 and 1)
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public Vector2 StartPosition = new Vector2(0, 0);
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[MMVectorAttribute("Min", "Max")]
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/// the min and max values for the animation speed (1 is normal)
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public Vector2 AnimationSpeed = new Vector2(1, 1);
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protected bool _enteredState = false;
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protected float _initialSpeed;
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/// <summary>
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/// On state enter, we modify our speed and start position
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/// </summary>
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/// <param name="animator"></param>
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/// <param name="stateInfo"></param>
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/// <param name="layerIndex"></param>
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public override void OnStateEnter(Animator animator, AnimatorStateInfo stateInfo, int layerIndex)
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{
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base.OnStateEnter(animator, stateInfo, layerIndex);
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// handle speed
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_initialSpeed = animator.speed;
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animator.speed = Random.Range(AnimationSpeed.x, AnimationSpeed.y);
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// handle start position
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if (!_enteredState)
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{
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animator.Play(stateInfo.fullPathHash, layerIndex, Random.Range(StartPosition.x, StartPosition.y));
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}
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_enteredState = !_enteredState;
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}
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/// <summary>
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/// On state exit, we restore our speed
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/// </summary>
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/// <param name="animator"></param>
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/// <param name="stateInfo"></param>
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/// <param name="layerIndex"></param>
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public override void OnStateExit(Animator animator, AnimatorStateInfo stateInfo, int layerIndex)
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{
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base.OnStateExit(animator, stateInfo, layerIndex);
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animator.speed = _initialSpeed;
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}
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}
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} |