GetScenesHierarchyResource.cs•3.12 kB
using System;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.SceneManagement;
using Newtonsoft.Json.Linq;
namespace McpUnity.Resources
{
/// <summary>
/// Resource for retrieving all game objects in the Unity scenes hierarchy
/// </summary>
/// <summary>
/// Resource for retrieving all game objects in the Unity scenes hierarchy
/// </summary>
public class GetScenesHierarchyResource : McpResourceBase
{
public GetScenesHierarchyResource()
{
Name = "get_scenes_hierarchy";
Description = "Retrieves all game objects in the Unity loaded scenes with their active state";
Uri = "unity://scenes_hierarchy";
}
/// <summary>
/// Fetch all game objects in the Unity loaded scenes
/// </summary>
/// <param name="parameters">Resource parameters as a JObject (not used)</param>
/// <returns>A JObject containing the hierarchy of game objects</returns>
public override JObject Fetch(JObject parameters)
{
// Get all game objects in the hierarchy
JArray hierarchyArray = GetSceneHierarchy();
// Create the response
return new JObject
{
["success"] = true,
["message"] = $"Retrieved hierarchy with {hierarchyArray.Count} root objects",
["hierarchy"] = hierarchyArray
};
}
/// <summary>
/// Get all game objects in the Unity loaded scenes
/// </summary>
/// <returns>A JArray containing the hierarchy of game objects</returns>
private JArray GetSceneHierarchy()
{
JArray rootObjectsArray = new JArray();
// Get all loaded scenes
int sceneCount = SceneManager.loadedSceneCount;
for (int i = 0; i < sceneCount; i++)
{
Scene scene = SceneManager.GetSceneAt(i);
// Create a scene object
JObject sceneObject = new JObject
{
["name"] = scene.name,
["path"] = scene.path,
["buildIndex"] = scene.buildIndex,
["isDirty"] = scene.isDirty,
["rootObjects"] = new JArray()
};
// Get root game objects in the scene
GameObject[] rootObjects = scene.GetRootGameObjects();
JArray rootObjectsInScene = (JArray)sceneObject["rootObjects"];
foreach (GameObject rootObject in rootObjects)
{
// Add the root object and its children to the array
rootObjectsInScene.Add(GetGameObjectResource.GameObjectToJObject(rootObject, false));
}
// Add the scene to the root objects array
rootObjectsArray.Add(sceneObject);
}
return rootObjectsArray;
}
}
}