146 lines
4.5 KiB
C#
146 lines
4.5 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using Cysharp.Threading.Tasks;
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using Gameplay;
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using Gameplay.SubSystems;
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using PhxhSDK;
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using PhxhSDK.Res;
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using UnityEngine;
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using UnityEngine.Rendering;
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using UnityEngine.Rendering.Universal;
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using UnityEngine.SceneManagement;
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/// <summary>
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/// 游戏场景的通用业务逻辑
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/// </summary>
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public class GameSceneHelper : Singlenton<GameSceneHelper>
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{
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private Stack<(string, SceneHandle)> _uiViewSceneStack = new();
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/// <summary>
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/// 打开UI预览场景，当某个UI需要单独渲染场景时使用(如PVP布阵，营地等)
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/// 该函数会使得预览场景中的相机只渲染UI场景内的物件
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/// 并处理了光照，全局GI，Volume，单一主相机
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/// </summary>
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/// <param name="scenePath"></param>
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/// <returns></returns>
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public async UniTask<SceneHandle> LoadSceneForUIView(string scenePath,
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LoadSceneMode loadSceneMode = LoadSceneMode.Additive)
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{
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var sceneHandle = await GameSceneManager.Instance.LoadSceneAsync(scenePath, loadSceneMode);
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if (sceneHandle == null)
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{
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return null;
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}
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if (loadSceneMode == LoadSceneMode.Additive)
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{
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if (_uiViewSceneStack.Count > 0)
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{
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//如果之前加载过UIView场景，则使得上一个场景不影响当前场景
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var lastUIViewSceneData = _uiViewSceneStack.Peek();
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SetSceneActiveForUIView(lastUIViewSceneData.Item2, false);
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}
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}
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else
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{
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_uiViewSceneStack.Clear();
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}
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SetSceneActiveForUIView(sceneHandle, true);
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_uiViewSceneStack.Push((scenePath, sceneHandle));
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return sceneHandle;
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}
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public async UniTask UnloadSceneForUIView()
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{
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if (_uiViewSceneStack.Count == 0)
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{
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DebugUtil.LogError($"没有加载过UIView场景");
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return;
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}
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var sceneData = _uiViewSceneStack.Pop();
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CameraManager.Instance.RevertMainCamera();
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await GameSceneManager.Instance.UnLoadSceneAsync(sceneData.Item1);
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if (_uiViewSceneStack.Count > 0)
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{
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var lastUIViewSceneData = _uiViewSceneStack.Peek();
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SetSceneActiveForUIView(lastUIViewSceneData.Item2, true);
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}
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}
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private void SetSceneActiveForUIView(SceneHandle sceneHandle,
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bool isActive)
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{
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var scene = sceneHandle.Scene;
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if (!scene.IsValid())
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{
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return;
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}
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var groundLayer = LayerMask.NameToLayer("Ground");
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var layerToSet = isActive ? LayerMask.NameToLayer("UIView") : LayerMask.NameToLayer("Default");
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var maskToSet = isActive ? LayerMask.GetMask("UIView", "Ground") : LayerMask.GetMask("Default", "Ground");
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//调整所有物品的层级
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var roots = scene.GetRootGameObjects();
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foreach (var root in roots)
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{
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//将所有gameObject设置为UIView层
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root.SetLayerEx(layerToSet, groundLayer);
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}
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var sceneMainCamera = sceneHandle.SceneMainCamera;
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if (sceneMainCamera != null)
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{
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var additionalData = sceneMainCamera.GetUniversalAdditionalCameraData();
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sceneMainCamera.cullingMask = maskToSet;
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//volume处理
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additionalData.volumeLayerMask = maskToSet;
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}
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//设置光源culling mask
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var lights = Object.FindObjectsOfType<Light>();
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foreach (var light in lights)
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{
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if (light.gameObject.scene != scene)
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continue;
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light.cullingMask = maskToSet;
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}
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if (isActive)
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{
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//切换全局GI
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SceneManager.SetActiveScene(scene);
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//切换主相机
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CameraManager.Instance.SwitchMainCamera(sceneMainCamera);
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}
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}
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public SceneHandle GetCurrentUIViewScene()
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{
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if (_uiViewSceneStack.Count == 0)
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return null;
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return _uiViewSceneStack.Peek().Item2;
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}
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public async UniTask ChangeSceneForUIView(string scenePath, LoadSceneMode loadSceneMode = LoadSceneMode.Single)
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{
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if (_uiViewSceneStack.Count > 0)
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{
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var uiViewScene = _uiViewSceneStack.Pop();
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var sceneHandle = await GameSceneManager.Instance.LoadSceneAsync(scenePath, loadSceneMode);
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if (sceneHandle == null)
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{
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return;
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}
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_uiViewSceneStack.Push((scenePath, sceneHandle));
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}
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}
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}
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