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Add patch for asset bundle unloading to prevent UnityExplorer's bundle being unloaded

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This commit is contained in:
Sinai 2021-09-30 21:09:27 +10:00
parent 911522457e
commit 50f0c31e98
1 changed files with 79 additions and 27 deletions
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106
src/UI/UIManager.cs
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@ -1,7 +1,10 @@
using System;
using HarmonyLib;
using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Text;
using UnityEngine;
using UnityEngine.EventSystems;
@ -40,18 +43,15 @@ namespace UnityExplorer.UI
public static bool Initializing { get; internal set; } = true;
private static readonly Dictionary<Panels, UIPanel> UIPanels = new Dictionary<Panels, UIPanel>();
public static VerticalAnchor NavbarAnchor = VerticalAnchor.Top;
// References
public static GameObject CanvasRoot { get; private set; }
public static Canvas Canvas { get; private set; }
public static EventSystem EventSys { get; private set; }
internal static GameObject PoolHolder { get; private set; }
internal static GameObject PanelHolder { get; private set; }
private static readonly Dictionary<Panels, UIPanel> UIPanels = new Dictionary<Panels, UIPanel>();
internal static Font ConsoleFont { get; private set; }
internal static Font DefaultFont { get; private set; }
@ -158,10 +158,6 @@ namespace UnityExplorer.UI
if (!ShowMenu)
return;
// In case the bundle has been unloaded, reload it.
if (!DefaultFont)
LoadBundle();
// Check forceUnlockMouse toggle
if (InputManager.GetKeyDown(ConfigManager.Force_Unlock_Toggle.Value))
CursorUnlocker.Unlock = !CursorUnlocker.Unlock;
@ -200,15 +196,9 @@ namespace UnityExplorer.UI
// Panels
public static UIPanel GetPanel(Panels panel)
{
return UIPanels[panel];
}
public static UIPanel GetPanel(Panels panel) => UIPanels[panel];
public static T GetPanel<T>(Panels panel) where T : UIPanel
{
return (T)UIPanels[panel];
}
public static T GetPanel<T>(Panels panel) where T : UIPanel => (T)UIPanels[panel];
public static void TogglePanel(Panels panel)
{
@ -329,9 +319,14 @@ namespace UnityExplorer.UI
CanvasRoot.layer = 5;
CanvasRoot.transform.position = new Vector3(0f, 0f, 1f);
CanvasRoot.SetActive(false);
EventSys = CanvasRoot.AddComponent<EventSystem>();
InputManager.AddUIModule();
EventSys.enabled = false;
CanvasRoot.SetActive(true);
Canvas = CanvasRoot.AddComponent<Canvas>();
Canvas.renderMode = RenderMode.ScreenSpaceCamera;
Canvas.referencePixelsPerUnit = 100;
@ -419,9 +414,12 @@ namespace UnityExplorer.UI
// UI AssetBundle
internal static AssetBundle ExplorerBundle;
private static void LoadBundle()
{
AssetBundle bundle;
SetupAssetBundlePatches();
try
{
// Get the Major and Minor of the Unity version
@ -432,18 +430,18 @@ namespace UnityExplorer.UI
// Use appropriate AssetBundle for Unity version
// >= 2017
if (major >= 2017)
bundle = LoadBundle("modern");
ExplorerBundle = LoadBundle("modern");
// 5.6.0 to <2017
else if (major == 5 && minor >= 6)
bundle = LoadBundle("legacy.5.6");
ExplorerBundle = LoadBundle("legacy.5.6");
// < 5.6.0
else
bundle = LoadBundle("legacy");
ExplorerBundle = LoadBundle("legacy");
}
catch
{
ExplorerCore.LogWarning($"Exception parsing Unity version, falling back to old AssetBundle load method...");
bundle = LoadBundle("modern") ?? LoadBundle("legacy.5.6") ?? LoadBundle("legacy");
ExplorerBundle = LoadBundle("modern") ?? LoadBundle("legacy.5.6") ?? LoadBundle("legacy");
}
AssetBundle LoadBundle(string id)
@ -455,7 +453,7 @@ namespace UnityExplorer.UI
.GetManifestResourceStream($"UnityExplorer.Resources.{id}.bundle")));
}
if (bundle == null)
if (ExplorerBundle == null)
{
ExplorerCore.LogWarning("Could not load the ExplorerUI Bundle!");
DefaultFont = ConsoleFont = Resources.GetBuiltinResource<Font>("Arial.ttf");
@ -464,15 +462,17 @@ namespace UnityExplorer.UI
// Bundle loaded
ConsoleFont = bundle.LoadAsset<Font>("CONSOLA");
ConsoleFont = ExplorerBundle.LoadAsset<Font>("CONSOLA");
ConsoleFont.hideFlags = HideFlags.HideAndDontSave;
UnityEngine.Object.DontDestroyOnLoad(ConsoleFont);
DefaultFont = bundle.LoadAsset<Font>("arial");
DefaultFont = ExplorerBundle.LoadAsset<Font>("arial");
DefaultFont.hideFlags = HideFlags.HideAndDontSave;
UnityEngine.Object.DontDestroyOnLoad(DefaultFont);
BackupShader = bundle.LoadAsset<Shader>("DefaultUI");
BackupShader = ExplorerBundle.LoadAsset<Shader>("DefaultUI");
BackupShader.hideFlags = HideFlags.HideAndDontSave;
UnityEngine.Object.DontDestroyOnLoad(BackupShader);
// Fix for games which don't ship with 'UI/Default' shader.
if (Graphic.defaultGraphicMaterial.shader?.name != "UI/Default")
{
@ -481,7 +481,6 @@ namespace UnityExplorer.UI
}
else
BackupShader = Graphic.defaultGraphicMaterial.shader;
}
private static byte[] ReadFully(Stream input)
@ -495,5 +494,58 @@ namespace UnityExplorer.UI
return ms.ToArray();
}
}
// AssetBundle patch
static bool donePatch;
private static Type T_AssetBundle => ReflectionUtility.GetTypeByName("UnityEngine.AssetBundle");
private static void SetupAssetBundlePatches()
{
if (!donePatch)
{
try
{
if (T_AssetBundle.GetMethod("UnloadAllAssetBundles", AccessTools.all) is MethodInfo unloadAllBundles)
{
var processor = ExplorerCore.Harmony.CreateProcessor(unloadAllBundles);
var prefix = new HarmonyMethod(typeof(UIManager).GetMethod(nameof(Prefix_UnloadAllAssetBundles), AccessTools.all));
processor.AddPrefix(prefix);
processor.Patch();
donePatch = true;
}
}
catch (Exception ex)
{
ExplorerCore.LogWarning($"Exception setting up AssetBundle.UnloadAllAssetBundles patch: {ex}");
}
}
}
static bool Prefix_UnloadAllAssetBundles(bool unloadAllObjects)
{
try
{
var method = typeof(AssetBundle).GetMethod("GetAllLoadedAssetBundles", AccessTools.all);
if (method == null)
return true;
var bundles = method.Invoke(null, ArgumentUtility.EmptyArgs) as AssetBundle[];
foreach (var obj in bundles)
{
if (obj.m_CachedPtr == ExplorerBundle.m_CachedPtr)
continue;
obj.Unload(unloadAllObjects);
}
}
catch (Exception ex)
{
ExplorerCore.LogWarning($"Exception unloading AssetBundles: {ex}");
}
return false;
}
}
}