[游戏开发]LineRender曲线脚本

using System.Collections;
using System.Collections.Generic;
using Unity.Collections;
using UnityEngine;

[RequireComponent(typeof(LineRenderer))]
public class LineEdit : MonoBehaviour
{
    public AnimationCurve X,Y,Z;
    public int Count;
    public Vector3 StartPoint,EndPoint;
    private LineRenderer _lineRender;

    /// <summary>
    /// Awake is called when the script instance is being loaded.
    /// </summary>
    void Awake()
    {
        _lineRender = GetComponent<LineRenderer>();
    }

    // Start is called before the first frame update
    void Start()
    {
        resetPos();
    }

    private void resetPos()
    {
        _lineRender.positionCount = Count;
        NativeArray<Vector3> positions = new NativeArray<Vector3>(Count,Allocator.Temp);
        for (int i = 0; i < Count; i++)
        {
            float t = (float)i/(Count-1);
            Vector3 pos = Vector3.Lerp(StartPoint,EndPoint,t);
            pos.x += X.Evaluate(t);
            pos.y += Y.Evaluate(t);
            pos.z += Z.Evaluate(t);
            positions[i]=pos;
        }
        _lineRender.SetPositions(positions);
    }
}