144 lines
5.2 KiB
C#
144 lines
5.2 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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namespace VfxMovePositin.Lipsync
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{
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[System.Serializable]
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public class VfxPosionMove : MonoBehaviour
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{
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/// <summary>
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/// Reference to the scroll view that will be dragged by the script.
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/// </summary>
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[SerializeField]
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public Transform vfxTrans;
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[SerializeField]
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public float EulerAnglesFrom;
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[SerializeField]
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public float EulerAnglesTo;
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[SerializeField]
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public List<GameObject> way;
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[SerializeField]
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public AnimationCurve ScaleCurve = new AnimationCurve();
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// Legacy functionality, kept for backwards compatibility. Use 'scrollView' instead.
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//[HideInInspector] [SerializeField] Transform draggablePanel;
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Transform mTrans;
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//保存设置的路径点，界面上设置的有可能为空
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private List<GameObject> wayPoint;
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private AnimationCurve Curve = new AnimationCurve();
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private int PointCount = 0;
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private float scaleModel = 1;
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private float _totalDis = 0f;
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private List<float> _speedList = new List<float>();
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/// <summary>
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/// Automatically find the scroll view if possible.
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/// </summary>
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void OnEnable()
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{
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_speedList.Clear();
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wayPoint = new List<GameObject>();
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mTrans = transform;
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// Auto-upgrade
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if (vfxTrans == null )
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{
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scaleModel = vfxTrans.localScale.x;
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}
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Curve.AddKey(0, 1f);
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Curve.AddKey(1, 1f);
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int _wayCount = 0;
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for(int i = 0; i < way.Count; i++)
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{
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if (way[i] != null)
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{
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_wayCount += 1;
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wayPoint.Add(way[i]);
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}
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}
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if(_wayCount > 1)
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{
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_totalDis = 0f;
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Vector3 _lastPoint = Vector3.zero;
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for(int i = 0; i < _wayCount; i++)
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{
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if(_lastPoint != Vector3.zero)
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{
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_totalDis += (_lastPoint - wayPoint[i].transform.position).magnitude;
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}
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_lastPoint = wayPoint[i].transform.position;
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}
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_lastPoint = Vector3.zero;
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var _dis = 0f;
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for (int i = 0; i < _wayCount; i++)
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{
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if (_lastPoint != Vector3.zero)
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{
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_dis += (_lastPoint - wayPoint[i].transform.position).magnitude;
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if(_totalDis > 0)
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{
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float _speed = _dis / _totalDis;
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_speedList.Add(_speed);
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}
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}
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_lastPoint = wayPoint[i].transform.position;
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}
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}
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}
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// Update is called once per frame
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void Update()
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{
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if (vfxTrans == null)
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return;
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if ((EulerAnglesTo > EulerAnglesFrom && vfxTrans.eulerAngles.y >= EulerAnglesFrom && vfxTrans.eulerAngles.y <= EulerAnglesTo)||(EulerAnglesTo < EulerAnglesFrom &&
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((vfxTrans.eulerAngles.y > EulerAnglesFrom && vfxTrans.eulerAngles.y <= 360)||(vfxTrans.eulerAngles.y >= 0 && vfxTrans.eulerAngles.y < EulerAnglesTo))))
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{
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float _speed = 0;
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if(EulerAnglesTo < EulerAnglesFrom)
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{
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if(vfxTrans.eulerAngles.y > EulerAnglesFrom)
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_speed = 1 - (vfxTrans.eulerAngles.y - EulerAnglesFrom) / (EulerAnglesTo + 360 - EulerAnglesFrom);
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else
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_speed = 1 - (vfxTrans.eulerAngles.y + 360 - EulerAnglesFrom) / (EulerAnglesTo + 360 - EulerAnglesFrom);
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}
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else
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_speed = 1 - (vfxTrans.eulerAngles.y - EulerAnglesFrom) / (EulerAnglesTo - EulerAnglesFrom);
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int index = GetWayIndex(_speed);
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if(index >= 0 && _speedList.Count > 0)
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{
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float _sp = _speed;
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float _lst = 0f;
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if (index > 0)
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{
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_lst = _speedList[index - 1];
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}
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_sp = (_speed - _lst) / (_speedList[index] - _lst);
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vfxTrans.position = Vector3.Lerp(wayPoint[index].transform.position, wayPoint[index + 1].transform.position, _sp);
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}
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var _curveValue = ScaleCurve.Evaluate(_speed) * scaleModel;
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vfxTrans.localScale = new Vector3(_curveValue, _curveValue, _curveValue);
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}
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else
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{
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if (vfxTrans.localScale != Vector3.zero)
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vfxTrans.localScale = Vector3.zero;
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}
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}
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int GetWayIndex(float speed)
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{
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for(int i = 0; i < _speedList.Count; i++)
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{
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if(speed < _speedList[i]) {
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return i;
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}
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}
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return 0;
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}
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}
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}
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