79 lines
2.2 KiB
C#
79 lines
2.2 KiB
C#
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using System;
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using UnityEngine;
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public class MoveWithCurve : MonoBehaviour
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{
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[HideInInspector]
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public Vector3 EndPoint = new Vector3();
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[Tooltip("x轴路线形状 起始和结尾 点值必须为0")]
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public AnimationCurve CurveX;
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[Tooltip("y轴路线形状 起始和结尾 点值必须为0")]
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public AnimationCurve CurveY;
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[Tooltip("z轴路线形状 起始和结尾 点值必须为0")]
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public AnimationCurve CurveZ;
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[Tooltip("y轴运动速度 结尾点值必须为1")]
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public AnimationCurve CurveSpeedY;
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[Tooltip("z轴运动速度 结尾点值必须为1")]
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public AnimationCurve CurveSpeedZ;
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[Tooltip("弧度缩放系数")]
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public float RadianScale = 1f;
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private float _duration = 0.5f;
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private float _elapsedTime = 0f;
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private Vector3 _startPoint = Vector3.zero;
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private bool _begin = false;
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private Action _effectOver;
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public void Begin(Action callBack)
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{
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_begin = true;
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_elapsedTime = 0;
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_effectOver = callBack;
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}
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void Start()
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{
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if (CurveX.length > 0)
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{
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float startTime = CurveX.keys[0].time;
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float endTime = CurveX.keys[CurveX.length - 1].time;
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_duration = endTime - startTime;
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}
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Update();
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}
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public void SetStartPosition(Vector3 value)
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{
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_startPoint = value;
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}
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void Update()
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{
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if (!_begin) return;
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_elapsedTime += Time.deltaTime;
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if (_elapsedTime > _duration)
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{
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_elapsedTime = _duration;
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_begin = false;
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_effectOver?.Invoke();
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}
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Vector3 l = Vector3.Lerp(_startPoint, EndPoint, _elapsedTime/_duration);
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float speedY = CurveSpeedY != null?CurveSpeedY.Evaluate(_elapsedTime):1;
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float speedZ = CurveSpeedZ != null?CurveSpeedZ.Evaluate(_elapsedTime):1;
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// 使用曲线计算位置
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float newX = CurveX.Evaluate(_elapsedTime) * RadianScale + l.x;
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float newY = CurveY.Evaluate(_elapsedTime) * RadianScale * speedY + l.y;
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float newZ = CurveZ.Evaluate(_elapsedTime) * RadianScale * speedZ + l.z;
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transform.position = new Vector3(newX, newY, newZ);
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}
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}
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