【Unity】编辑器运行时固定启动场景

using System.Collections;
using System.Collections.Generic;
using UnityEditor.SceneManagement;
using UnityEditor;
using UnityEngine;

namespace ZExtensions
{
    /// <summary>
    /// 编辑器运行时固定启动场景
    /// </summary>
    public class PlayModeUseDefaultScene
    {
        [UnityEditor.MenuItem("BuildTools/PlayModeUseFirstScene")]
        static void UpdatePlayModeUseFirstScene()
        {
            EditorBuildSettingsScene[] scenes = EditorBuildSettings.scenes;

            if (scenes.Length > 0)
            {
                SceneAsset firstScene = AssetDatabase.LoadAssetAtPath<SceneAsset>(scenes[0].path);
                if (firstScene != null)
                {
                    EditorSceneManager.playModeStartScene = firstScene;
                    Debug.Log("Play mode start scene set to: " + firstScene.name);
                }
                else
                {
                    Debug.LogError("Failed to load the first scene from the build settings.");
                }
            }
            else
            {
                Debug.LogError("No scenes found in the build settings.");
            }
        }

    }
}