Unity截图

最新推荐文章于 2024-01-15 15:30:00 发布

Thinbug

最新推荐文章于 2024-01-15 15:30:00 发布

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分类专栏： Unity 文章标签： unity

本文链接：https://blog.youkuaiyun.com/thinbug/article/details/72769805

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本文介绍了一个Unity项目的截图功能实现，通过自定义脚本CCOpyText实现了从Unity场景中选取特定区域进行截图，并将截图应用于MeshRenderer材质上。该脚本使用了RenderTexture和Texture2D来捕获屏幕内容并保存为图片。

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using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
public class CCOpyText : MonoBehaviour {

    public Text txt;
    public MeshRenderer r;
    public Camera txtCamera;
    public int picSize = 256;
    void Start () {

    }
    Texture2D copytext()
    {
        RenderTexture rt = new RenderTexture(Screen.width, Screen.height, 24);
        txtCamera.targetTexture = rt;
        Texture2D screenShot = new Texture2D(picSize, picSize, TextureFormat.RGB24, false);

        txtCamera.Render();
        RenderTexture.active = rt;
        screenShot.ReadPixels(new Rect((int)(Screen.width / 2 - picSize / 2), (int)(Screen.height / 2 - picSize / 2), picSize, picSize), 0, 0);
        screenShot.Apply();
        txtCamera.targetTexture = null;
        RenderTexture.active = null; 
        Destroy(rt);

        byte[] bytes = screenShot.EncodeToPNG();
        string filename = "1.png";
        System.IO.File.WriteAllBytes(filename, bytes);
        return screenShot;
    }

    void OnGUI()
    {
        if (GUI.Button(new Rect(0, 10, 100, 30), "click"))
        {
            Texture2D t = copytext();
            r.material.mainTexture = (Texture)t;
        }
    }
}