62 lines
1.5 KiB
C#
62 lines
1.5 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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public class DrawLine : MonoBehaviour
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{
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public Camera camera;
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public Material m;
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private Transform startpos;
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private Transform endpos;
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LineRenderer lineRenderer;
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// Start is called before the first frame update
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void Start()
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{
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GameObject line = new GameObject();
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line.name = "Line";
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lineRenderer = line.AddComponent<LineRenderer>();
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startpos = transform;
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endpos = transform.GetChild(0);
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line.layer = 8;
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//首尾相连
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lineRenderer.loop = true;
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//开始结束宽
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lineRenderer.startWidth = 0.02f;
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lineRenderer.endWidth = 0.02f;
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//开始结束颜色
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lineRenderer.startColor = Color.white;
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lineRenderer.endColor = Color.red;
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lineRenderer.material = m;
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//设置点
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lineRenderer.positionCount = 2;
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//是否设置世界坐标系，即是否随对象移动而移动
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lineRenderer.useWorldSpace = false;
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//让线段受光的影响，会接收光的数据进行着色器计算
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lineRenderer.generateLightingData = true;
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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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lineRenderer.SetPosition(0, startpos.position);
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lineRenderer.SetPosition(1, endpos.position);
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endpos.LookAt(camera.transform);
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}
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public void HideLine()
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{
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lineRenderer.enabled = false;
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}
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public void ShowLine()
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{
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lineRenderer.enabled = true;
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}
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}
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