分割hook.cpp文件
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@ -39,6 +39,7 @@ add_library(${CMAKE_PROJECT_NAME} SHARED
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libMarryKotone.cpp
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libMarryKotone.cpp
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GakumasLocalify/Plugin.cpp
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GakumasLocalify/Plugin.cpp
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GakumasLocalify/Hook.cpp
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GakumasLocalify/Hook.cpp
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GakumasLocalify/HookTexture.cpp
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GakumasLocalify/Log.cpp
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GakumasLocalify/Log.cpp
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GakumasLocalify/Misc.cpp
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GakumasLocalify/Misc.cpp
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GakumasLocalify/Local.cpp
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GakumasLocalify/Local.cpp
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@ -1,4 +1,5 @@
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#include "Hook.h"
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#include "Hook.h"
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#include "HookTexture.h"
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#include "Plugin.h"
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#include "Plugin.h"
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#include "Log.h"
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#include "Log.h"
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#include "../deps/UnityResolve/UnityResolve.hpp"
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#include "../deps/UnityResolve/UnityResolve.hpp"
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@ -267,12 +268,6 @@ namespace GakumasLocal::HookMain {
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std::unordered_map<void*, std::string> loadHistory{};
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std::unordered_map<void*, std::string> loadHistory{};
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void* ReplaceTextureOrSpriteAsset(void* result, const std::string& assetName);
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void* ReplaceTextureOrSpriteByObjectName(void* result);
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void ReplaceAllAssetTextures(void* allAssets);
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void* ReplaceSpriteAssetByTextureName(void* sprite);
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void* ReplaceSpriteTexture(void* texture2D);
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void DumpTextureOrSpriteAsset(void* result);
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DEFINE_HOOK(void*, AssetBundle_LoadAsset, (void* self, Il2cppString* name, void* type)) {
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DEFINE_HOOK(void*, AssetBundle_LoadAsset, (void* self, Il2cppString* name, void* type)) {
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auto result = AssetBundle_LoadAsset_Orig(self, name, type);
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auto result = AssetBundle_LoadAsset_Orig(self, name, type);
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@ -526,775 +521,6 @@ namespace GakumasLocal::HookMain {
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}
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}
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#endif
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#endif
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Il2cppUtils::Il2CppClassHead* Texture2DClass = nullptr;
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Il2cppUtils::Il2CppClassHead* SpriteClass = nullptr;
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std::unordered_map<std::string, uint32_t> LoadedLocalTextureHandles{};
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std::unordered_set<std::string> AppliedLocalTextureKeys{};
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Il2cppUtils::Il2CppClassHead* GetTexture2DClass() {
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if (!Texture2DClass) {
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const auto textureClass = Il2cppUtils::GetClass("UnityEngine.CoreModule.dll", "UnityEngine", "Texture2D");
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if (textureClass) {
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Texture2DClass = static_cast<Il2cppUtils::Il2CppClassHead*>(textureClass->address);
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}
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}
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return Texture2DClass;
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}
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Il2cppUtils::Il2CppClassHead* GetSpriteClass() {
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if (!SpriteClass) {
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const auto spriteClass = Il2cppUtils::GetClass("UnityEngine.CoreModule.dll", "UnityEngine", "Sprite");
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if (spriteClass) {
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SpriteClass = static_cast<Il2cppUtils::Il2CppClassHead*>(spriteClass->address);
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}
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}
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return SpriteClass;
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}
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bool IsTexture2D(void* obj) {
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const auto textureClass = GetTexture2DClass();
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if (!obj || !textureClass) return false;
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const auto objClass = Il2cppUtils::get_class_from_instance(obj);
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if (objClass == textureClass) return true;
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return UnityResolve::Invoke<bool>("il2cpp_class_is_assignable_from", textureClass, objClass);
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}
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bool IsSprite(void* obj) {
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const auto spriteClass = GetSpriteClass();
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if (!obj || !spriteClass) return false;
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const auto objClass = Il2cppUtils::get_class_from_instance(obj);
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if (objClass == spriteClass) return true;
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return UnityResolve::Invoke<bool>("il2cpp_class_is_assignable_from", spriteClass, objClass);
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}
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Il2cppString* GetObjectName(void* obj) {
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if (!obj) return nullptr;
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static auto Object_GetName = reinterpret_cast<Il2cppString * (*)(void*)>(
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Il2cppUtils::il2cpp_resolve_icall("UnityEngine.Object::GetName(UnityEngine.Object)"));
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return Object_GetName ? Object_GetName(obj) : nullptr;
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}
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void SetDontUnloadUnusedAsset(void* obj) {
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if (!obj) return;
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static auto Object_set_hideFlags = reinterpret_cast<void (*)(void*, int)>(
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Il2cppUtils::GetMethodPointer("UnityEngine.CoreModule.dll", "UnityEngine", "Object", "set_hideFlags"));
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if (Object_set_hideFlags) {
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Object_set_hideFlags(obj, 32);
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}
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}
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void AddTexturePathCandidate(std::vector<std::filesystem::path>& candidates, const std::filesystem::path& path) {
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if (path.empty()) return;
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if (std::find(candidates.begin(), candidates.end(), path) == candidates.end()) {
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candidates.emplace_back(path);
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}
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if (!path.has_extension()) {
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auto pngPath = path;
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pngPath += ".png";
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if (std::find(candidates.begin(), candidates.end(), pngPath) == candidates.end()) {
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candidates.emplace_back(std::move(pngPath));
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}
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}
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}
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enum class TextureCategory {
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Image,
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Atlas,
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Others,
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};
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std::string ToLowerAscii(std::string value) {
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std::transform(value.begin(), value.end(), value.begin(), [](unsigned char ch) {
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return static_cast<char>(std::tolower(ch));
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});
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return value;
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}
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TextureCategory GetTextureCategory(const std::string& textureName) {
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const auto lowerName = ToLowerAscii(std::filesystem::path(textureName).filename().generic_string());
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if (lowerName.rfind("img", 0) == 0) {
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return TextureCategory::Image;
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}
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if (lowerName.rfind("sactx", 0) == 0) {
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return TextureCategory::Atlas;
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}
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return TextureCategory::Others;
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}
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std::filesystem::path GetTextureCategoryDirName(TextureCategory category) {
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switch (category) {
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case TextureCategory::Image:
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return "image";
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case TextureCategory::Atlas:
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return "atlas";
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default:
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return "others";
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}
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}
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std::filesystem::path GetTextureReplaceRoot() {
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return Local::GetBasePath() / "texture2d";
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}
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std::filesystem::path GetTextureDumpRoot() {
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return Local::GetBasePath() / "dump-files" / "texture2d";
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}
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std::filesystem::path GetTextureReplaceBase(const std::string& textureName) {
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return GetTextureReplaceRoot() / GetTextureCategoryDirName(GetTextureCategory(textureName));
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}
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std::filesystem::path GetTextureDumpBase(const std::string& textureName) {
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return GetTextureDumpRoot() / GetTextureCategoryDirName(GetTextureCategory(textureName));
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}
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std::vector<std::string> SplitString(const std::string& value, char delimiter) {
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std::vector<std::string> parts;
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size_t start = 0;
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while (start <= value.size()) {
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const auto end = value.find(delimiter, start);
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parts.emplace_back(value.substr(start, end == std::string::npos ? std::string::npos : end - start));
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if (end == std::string::npos) break;
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start = end + 1;
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}
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return parts;
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}
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void AppendTextureCandidates(std::vector<std::filesystem::path>& target, std::vector<std::filesystem::path>&& source);
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std::string NormalizeLocalAssetKey(const std::filesystem::path& path);
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bool IsHexHashPart(const std::string& value) {
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return value.size() == 8 && std::all_of(value.begin(), value.end(), [](unsigned char ch) {
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return (ch >= '0' && ch <= '9') || (ch >= 'a' && ch <= 'f') || (ch >= 'A' && ch <= 'F');
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});
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}
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std::string GetPortableSactxTextureName(const std::string& objectName) {
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auto fileName = std::filesystem::path(objectName).filename().generic_string();
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if (fileName.ends_with(".png")) {
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fileName.resize(fileName.size() - 4);
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}
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const auto parts = SplitString(fileName, '-');
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if (parts.size() < 5 || parts[0] != "sactx" || parts[2].find('x') == std::string::npos) {
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return {};
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}
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const auto atlasEnd = IsHexHashPart(parts.back()) ? parts.size() - 1 : parts.size();
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if (atlasEnd <= 4) return {};
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std::string portableName = parts[0] + "-" + parts[1] + "-" + parts[2];
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for (size_t i = 4; i < atlasEnd; ++i) {
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portableName += "-" + parts[i];
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}
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return portableName;
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}
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std::unordered_map<std::string, std::unordered_map<std::string, std::vector<std::filesystem::path>>> RecursiveTexturePathIndex{};
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std::vector<std::filesystem::path> GetRecursiveTextureCandidates(const std::filesystem::path& basePath,
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const std::string& lookupName) {
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std::vector<std::filesystem::path> candidates;
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if (lookupName.empty() || !std::filesystem::exists(basePath)) return candidates;
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const auto baseKey = NormalizeLocalAssetKey(basePath);
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auto& index = RecursiveTexturePathIndex[baseKey];
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if (index.empty()) {
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for (const auto& entry : std::filesystem::recursive_directory_iterator(basePath)) {
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if (!entry.is_regular_file()) continue;
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const auto& path = entry.path();
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if (ToLowerAscii(path.extension().generic_string()) != ".png") continue;
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const auto fileName = path.filename().generic_string();
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const auto stemName = path.stem().generic_string();
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index[fileName].emplace_back(path);
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if (stemName != fileName) {
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index[stemName].emplace_back(path);
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}
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}
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}
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if (const auto iter = index.find(lookupName); iter != index.end()) {
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candidates.insert(candidates.end(), iter->second.begin(), iter->second.end());
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}
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return candidates;
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}
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std::vector<std::filesystem::path> GetNamedTextureCandidates(const std::filesystem::path& assetName) {
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std::vector<std::filesystem::path> candidates;
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if (assetName.empty()) return candidates;
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const auto basePath = GetTextureReplaceBase(assetName.filename().generic_string());
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AddTexturePathCandidate(candidates, basePath / assetName);
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if (assetName.has_parent_path()) {
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AddTexturePathCandidate(candidates, basePath / assetName.filename());
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}
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AppendTextureCandidates(candidates, GetRecursiveTextureCandidates(basePath, assetName.filename().generic_string()));
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const auto portableAssetName = GetPortableSactxTextureName(assetName.filename().generic_string());
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if (!portableAssetName.empty()) {
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AddTexturePathCandidate(candidates, basePath / portableAssetName);
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AppendTextureCandidates(candidates, GetRecursiveTextureCandidates(basePath, portableAssetName));
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}
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return candidates;
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}
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std::vector<std::filesystem::path> GetSpriteTextureCandidates(const std::string& objectName) {
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std::vector<std::filesystem::path> candidates;
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if (objectName.empty()) return candidates;
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auto safeObjectName = objectName;
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std::replace(safeObjectName.begin(), safeObjectName.end(), '|', '_');
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const auto basePath = GetTextureReplaceBase(safeObjectName);
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AddTexturePathCandidate(candidates, basePath / objectName);
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if (safeObjectName != objectName) {
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AddTexturePathCandidate(candidates, basePath / safeObjectName);
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}
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AppendTextureCandidates(candidates, GetRecursiveTextureCandidates(basePath, safeObjectName));
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const auto portableObjectName = GetPortableSactxTextureName(safeObjectName);
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if (!portableObjectName.empty() && portableObjectName != objectName && portableObjectName != safeObjectName) {
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AddTexturePathCandidate(candidates, basePath / portableObjectName);
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AppendTextureCandidates(candidates, GetRecursiveTextureCandidates(basePath, portableObjectName));
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}
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return candidates;
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}
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void AppendTextureCandidates(std::vector<std::filesystem::path>& target, std::vector<std::filesystem::path>&& source) {
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target.insert(target.end(),
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std::make_move_iterator(source.begin()),
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std::make_move_iterator(source.end()));
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}
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std::vector<std::filesystem::path> GetSpriteAssetTextureCandidates(void* sprite, const std::string& assetName) {
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std::vector<std::filesystem::path> candidates;
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const auto assetPath = std::filesystem::path(assetName);
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if (!assetName.empty()) {
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AppendTextureCandidates(candidates, GetSpriteTextureCandidates(assetPath.filename().generic_string()));
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}
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if (sprite && Sprite_get_texture_Orig) {
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if (const auto texture = Sprite_get_texture_Orig(sprite)) {
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if (const auto textureName = GetObjectName(texture)) {
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AppendTextureCandidates(candidates, GetSpriteTextureCandidates(textureName->ToString()));
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}
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}
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}
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return candidates;
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}
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std::string NormalizeLocalAssetKey(const std::filesystem::path& path) {
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auto key = path.lexically_normal().generic_string();
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std::replace(key.begin(), key.end(), '\\', '/');
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return key;
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}
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std::string SanitizeDumpPathPart(std::string part) {
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constexpr std::string_view invalidChars = "<>:\"/\\|?*";
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if (part.empty() || part == "." || part == "..") return "_";
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for (auto& ch : part) {
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if (static_cast<unsigned char>(ch) < 32 || invalidChars.find(ch) != std::string_view::npos) {
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ch = '_';
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}
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}
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while (!part.empty() && (part.back() == '.' || part.back() == ' ')) {
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part.back() = '_';
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}
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return part.empty() ? "_" : part;
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}
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std::filesystem::path SanitizeDumpSubPath(const std::filesystem::path& dumpSubDir) {
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std::filesystem::path safePath;
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for (const auto& part : dumpSubDir) {
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const auto partString = part.generic_string();
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if (partString.empty() || partString == "." || partString == ".."
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|| part == part.root_name() || part == part.root_directory()) {
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continue;
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}
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safePath /= SanitizeDumpPathPart(partString);
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}
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return safePath;
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}
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bool DumpTexture2D(void* texture2D) {
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if (!IsTexture2D(texture2D)) return false;
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const auto objectName = GetObjectName(texture2D);
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const auto textureName = objectName ? objectName->ToString() : std::string("texture");
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const auto dumpDir = GetTextureDumpBase(textureName);
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const auto dumpPath = dumpDir / (SanitizeDumpPathPart(textureName) + ".png");
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if (std::filesystem::exists(dumpPath)) return true;
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static auto Texture2D_get_width = [] {
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const auto textureClass = GetTexture2DClass();
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const auto method = textureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(textureClass, "get_width", 0) : nullptr;
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return method ? reinterpret_cast<int (*)(void*)>(method->methodPointer) : nullptr;
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}();
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static auto Texture2D_get_height = [] {
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const auto textureClass = GetTexture2DClass();
|
|
||||||
const auto method = textureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(textureClass, "get_height", 0) : nullptr;
|
|
||||||
return method ? reinterpret_cast<int (*)(void*)>(method->methodPointer) : nullptr;
|
|
||||||
}();
|
|
||||||
static auto Texture2D_ctor = [] {
|
|
||||||
const auto textureClass = GetTexture2DClass();
|
|
||||||
const auto ctor = textureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(textureClass, ".ctor", 2) : nullptr;
|
|
||||||
return ctor ? reinterpret_cast<void (*)(void*, int, int)>(ctor->methodPointer) : nullptr;
|
|
||||||
}();
|
|
||||||
static auto Texture2D_ReadPixels = [] {
|
|
||||||
const auto textureClass = GetTexture2DClass();
|
|
||||||
const auto method = textureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(textureClass, "ReadPixels", 3) : nullptr;
|
|
||||||
return method ? reinterpret_cast<void (*)(void*, UnityResolve::UnityType::Rect, int, int)>(method->methodPointer) : nullptr;
|
|
||||||
}();
|
|
||||||
static auto Texture2D_Apply = [] {
|
|
||||||
const auto textureClass = GetTexture2DClass();
|
|
||||||
const auto method = textureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(textureClass, "Apply", 0) : nullptr;
|
|
||||||
return method ? reinterpret_cast<void (*)(void*)>(method->methodPointer) : nullptr;
|
|
||||||
}();
|
|
||||||
static auto RenderTexture_GetTemporary = [] {
|
|
||||||
const auto renderTextureClass = Il2cppUtils::GetClass("UnityEngine.CoreModule.dll", "UnityEngine", "RenderTexture");
|
|
||||||
const auto method = renderTextureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(renderTextureClass->address, "GetTemporary", 3) : nullptr;
|
|
||||||
return method ? reinterpret_cast<void* (*)(int, int, int)>(method->methodPointer) : nullptr;
|
|
||||||
}();
|
|
||||||
static auto RenderTexture_ReleaseTemporary = [] {
|
|
||||||
const auto renderTextureClass = Il2cppUtils::GetClass("UnityEngine.CoreModule.dll", "UnityEngine", "RenderTexture");
|
|
||||||
const auto method = renderTextureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(renderTextureClass->address, "ReleaseTemporary", 1) : nullptr;
|
|
||||||
return method ? reinterpret_cast<void (*)(void*)>(method->methodPointer) : nullptr;
|
|
||||||
}();
|
|
||||||
static auto RenderTexture_get_active = [] {
|
|
||||||
const auto renderTextureClass = Il2cppUtils::GetClass("UnityEngine.CoreModule.dll", "UnityEngine", "RenderTexture");
|
|
||||||
const auto method = renderTextureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(renderTextureClass->address, "get_active", 0) : nullptr;
|
|
||||||
return method ? reinterpret_cast<void* (*)()>(method->methodPointer) : nullptr;
|
|
||||||
}();
|
|
||||||
static auto RenderTexture_set_active = [] {
|
|
||||||
const auto renderTextureClass = Il2cppUtils::GetClass("UnityEngine.CoreModule.dll", "UnityEngine", "RenderTexture");
|
|
||||||
const auto method = renderTextureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(renderTextureClass->address, "set_active", 1) : nullptr;
|
|
||||||
return method ? reinterpret_cast<void (*)(void*)>(method->methodPointer) : nullptr;
|
|
||||||
}();
|
|
||||||
static auto Graphics_Blit = [] {
|
|
||||||
const auto graphicsClass = Il2cppUtils::GetClass("UnityEngine.CoreModule.dll", "UnityEngine", "Graphics");
|
|
||||||
const auto method = graphicsClass ? Il2cppUtils::il2cpp_class_get_method_from_name(graphicsClass->address, "Blit", 2) : nullptr;
|
|
||||||
return method ? reinterpret_cast<void (*)(void*, void*)>(method->methodPointer) : nullptr;
|
|
||||||
}();
|
|
||||||
static auto ImageConversion_EncodeToPNG = [] {
|
|
||||||
using EncodeToPNGFn = void* (*)(void*);
|
|
||||||
if (const auto icall = Il2cppUtils::il2cpp_resolve_icall("UnityEngine.ImageConversion::EncodeToPNG(UnityEngine.Texture2D)")) {
|
|
||||||
return reinterpret_cast<EncodeToPNGFn>(icall);
|
|
||||||
}
|
|
||||||
|
|
||||||
for (const auto& assemblyName : {"UnityEngine.ImageConversionModule.dll", "UnityEngine.CoreModule.dll"}) {
|
|
||||||
const auto assembly = UnityResolve::Get(assemblyName);
|
|
||||||
const auto imageConversionClass = assembly ? assembly->Get("ImageConversion", "UnityEngine") : nullptr;
|
|
||||||
const auto method = imageConversionClass
|
|
||||||
? Il2cppUtils::il2cpp_class_get_method_from_name(imageConversionClass->address, "EncodeToPNG", 1)
|
|
||||||
: nullptr;
|
|
||||||
if (method) {
|
|
||||||
return reinterpret_cast<EncodeToPNGFn>(method->methodPointer);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
return static_cast<EncodeToPNGFn>(nullptr);
|
|
||||||
}();
|
|
||||||
static auto File_WriteAllBytes = [] {
|
|
||||||
const auto fileClass = Il2cppUtils::GetClass("mscorlib.dll", "System.IO", "File");
|
|
||||||
const auto method = fileClass ? Il2cppUtils::il2cpp_class_get_method_from_name(fileClass->address, "WriteAllBytes", 2) : nullptr;
|
|
||||||
return method ? reinterpret_cast<void (*)(Il2cppString*, void*)>(method->methodPointer) : nullptr;
|
|
||||||
}();
|
|
||||||
|
|
||||||
if (!Texture2D_get_width || !Texture2D_get_height || !Texture2D_ctor || !Texture2D_ReadPixels
|
|
||||||
|| !Texture2D_Apply || !RenderTexture_GetTemporary || !RenderTexture_ReleaseTemporary
|
|
||||||
|| !RenderTexture_get_active || !RenderTexture_set_active || !Graphics_Blit
|
|
||||||
|| !ImageConversion_EncodeToPNG || !File_WriteAllBytes) {
|
|
||||||
Log::Error("DumpTexture2D failed: Unity texture dump API not found.");
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
const auto width = Texture2D_get_width(texture2D);
|
|
||||||
const auto height = Texture2D_get_height(texture2D);
|
|
||||||
if (width <= 0 || height <= 0) return false;
|
|
||||||
|
|
||||||
void* renderTexture = nullptr;
|
|
||||||
void* readableTexture = nullptr;
|
|
||||||
void* previousActive = nullptr;
|
|
||||||
const auto cleanup = [&] {
|
|
||||||
if (RenderTexture_get_active && RenderTexture_set_active
|
|
||||||
&& (previousActive || RenderTexture_get_active() == renderTexture)) {
|
|
||||||
RenderTexture_set_active(previousActive);
|
|
||||||
}
|
|
||||||
if (renderTexture && RenderTexture_ReleaseTemporary) {
|
|
||||||
RenderTexture_ReleaseTemporary(renderTexture);
|
|
||||||
}
|
|
||||||
};
|
|
||||||
|
|
||||||
try {
|
|
||||||
std::filesystem::create_directories(dumpDir);
|
|
||||||
|
|
||||||
renderTexture = RenderTexture_GetTemporary(width, height, 0);
|
|
||||||
if (!renderTexture) {
|
|
||||||
cleanup();
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
Graphics_Blit(texture2D, renderTexture);
|
|
||||||
previousActive = RenderTexture_get_active();
|
|
||||||
RenderTexture_set_active(renderTexture);
|
|
||||||
|
|
||||||
readableTexture = UnityResolve::Invoke<void*>("il2cpp_object_new", GetTexture2DClass());
|
|
||||||
if (!readableTexture) {
|
|
||||||
cleanup();
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
Texture2D_ctor(readableTexture, width, height);
|
|
||||||
Texture2D_ReadPixels(readableTexture, UnityResolve::UnityType::Rect(0, 0, static_cast<float>(width), static_cast<float>(height)), 0, 0);
|
|
||||||
Texture2D_Apply(readableTexture);
|
|
||||||
|
|
||||||
const auto pngBytes = ImageConversion_EncodeToPNG(readableTexture);
|
|
||||||
if (!pngBytes) {
|
|
||||||
cleanup();
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
File_WriteAllBytes(Il2cppString::New(dumpPath.string()), pngBytes);
|
|
||||||
Log::InfoFmt("Texture dumped: %s", dumpPath.string().c_str());
|
|
||||||
cleanup();
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
catch (const std::exception& ex) {
|
|
||||||
cleanup();
|
|
||||||
Log::ErrorFmt("DumpTexture2D failed: %s", ex.what());
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
catch (...) {
|
|
||||||
cleanup();
|
|
||||||
Log::Error("DumpTexture2D failed: unknown error.");
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
void DumpTextureOrSpriteAsset(void* result) {
|
|
||||||
if (!result) return;
|
|
||||||
|
|
||||||
if (IsTexture2D(result)) {
|
|
||||||
DumpTexture2D(result);
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
if (IsSprite(result) && Sprite_get_texture_Orig) {
|
|
||||||
if (const auto texture = Sprite_get_texture_Orig(result)) {
|
|
||||||
DumpTexture2D(texture);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
void* LoadLocalTexture2D(const std::filesystem::path& path) {
|
|
||||||
if (!std::filesystem::is_regular_file(path)) return nullptr;
|
|
||||||
|
|
||||||
const auto cacheKey = NormalizeLocalAssetKey(path);
|
|
||||||
if (const auto iter = LoadedLocalTextureHandles.find(cacheKey); iter != LoadedLocalTextureHandles.end()) {
|
|
||||||
const auto cachedTexture = UnityResolve::Invoke<void*>("il2cpp_gchandle_get_target", iter->second);
|
|
||||||
if (cachedTexture && IsNativeObjectAlive(cachedTexture)) {
|
|
||||||
return cachedTexture;
|
|
||||||
}
|
|
||||||
|
|
||||||
UnityResolve::Invoke<void>("il2cpp_gchandle_free", iter->second);
|
|
||||||
LoadedLocalTextureHandles.erase(iter);
|
|
||||||
}
|
|
||||||
|
|
||||||
const auto textureClass = GetTexture2DClass();
|
|
||||||
if (!textureClass) return nullptr;
|
|
||||||
|
|
||||||
static auto Texture2D_ctor = [] {
|
|
||||||
const auto textureClass = GetTexture2DClass();
|
|
||||||
const auto ctor = textureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(textureClass, ".ctor", 2) : nullptr;
|
|
||||||
return ctor ? reinterpret_cast<void (*)(void*, int, int)>(ctor->methodPointer) : nullptr;
|
|
||||||
}();
|
|
||||||
static auto ImageConversion_LoadImage = [] {
|
|
||||||
using LoadImageFn = bool (*)(void*, void*, bool);
|
|
||||||
if (const auto icall = Il2cppUtils::il2cpp_resolve_icall(
|
|
||||||
"UnityEngine.ImageConversion::LoadImage(UnityEngine.Texture2D,System.Byte[],System.Boolean)")) {
|
|
||||||
return reinterpret_cast<LoadImageFn>(icall);
|
|
||||||
}
|
|
||||||
|
|
||||||
for (const auto& assemblyName : {"UnityEngine.ImageConversionModule.dll", "UnityEngine.CoreModule.dll"}) {
|
|
||||||
const auto assembly = UnityResolve::Get(assemblyName);
|
|
||||||
const auto imageConversionClass = assembly ? assembly->Get("ImageConversion", "UnityEngine") : nullptr;
|
|
||||||
const auto method = imageConversionClass
|
|
||||||
? Il2cppUtils::il2cpp_class_get_method_from_name(imageConversionClass->address, "LoadImage", 3)
|
|
||||||
: nullptr;
|
|
||||||
if (method) {
|
|
||||||
return reinterpret_cast<LoadImageFn>(method->methodPointer);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
return static_cast<LoadImageFn>(nullptr);
|
|
||||||
}();
|
|
||||||
static auto File_ReadAllBytes = [] {
|
|
||||||
const auto fileClass = Il2cppUtils::GetClass("mscorlib.dll", "System.IO", "File");
|
|
||||||
const auto method = fileClass ? Il2cppUtils::il2cpp_class_get_method_from_name(fileClass->address, "ReadAllBytes", 1) : nullptr;
|
|
||||||
return method ? reinterpret_cast<void* (*)(Il2cppString*)>(method->methodPointer) : nullptr;
|
|
||||||
}();
|
|
||||||
|
|
||||||
if (!Texture2D_ctor || !ImageConversion_LoadImage || !File_ReadAllBytes) {
|
|
||||||
Log::Error("LoadLocalTexture2D failed: Unity Texture2D/ImageConversion/File API not found.");
|
|
||||||
return nullptr;
|
|
||||||
}
|
|
||||||
|
|
||||||
const auto fileBytes = File_ReadAllBytes(Il2cppString::New(path.string()));
|
|
||||||
if (!fileBytes) return nullptr;
|
|
||||||
|
|
||||||
const auto texture = UnityResolve::Invoke<void*>("il2cpp_object_new", textureClass);
|
|
||||||
Texture2D_ctor(texture, 2, 2);
|
|
||||||
if (!ImageConversion_LoadImage(texture, fileBytes, false)) {
|
|
||||||
Log::ErrorFmt("LoadLocalTexture2D failed: %s", path.string().c_str());
|
|
||||||
return nullptr;
|
|
||||||
}
|
|
||||||
|
|
||||||
SetDontUnloadUnusedAsset(texture);
|
|
||||||
LoadedLocalTextureHandles.emplace(cacheKey, UnityResolve::Invoke<uint32_t>("il2cpp_gchandle_new", texture, false));
|
|
||||||
Log::InfoFmt("Texture replaced from local file: %s", path.string().c_str());
|
|
||||||
return texture;
|
|
||||||
}
|
|
||||||
|
|
||||||
void* LoadLocalTexture2DFromCandidates(const std::vector<std::filesystem::path>& candidates) {
|
|
||||||
for (const auto& candidate : candidates) {
|
|
||||||
if (auto texture = LoadLocalTexture2D(candidate)) {
|
|
||||||
return texture;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
return nullptr;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool ApplyLocalImageToTexture2D(void* texture2D, const std::filesystem::path& path) {
|
|
||||||
if (!IsTexture2D(texture2D) || !std::filesystem::is_regular_file(path)) return false;
|
|
||||||
|
|
||||||
auto cacheKey = NormalizeLocalAssetKey(path)
|
|
||||||
+ "|" + std::to_string(reinterpret_cast<std::uintptr_t>(texture2D));
|
|
||||||
if (AppliedLocalTextureKeys.contains(cacheKey)) return true;
|
|
||||||
|
|
||||||
static auto ImageConversion_LoadImage = [] {
|
|
||||||
using LoadImageFn = bool (*)(void*, void*, bool);
|
|
||||||
if (const auto icall = Il2cppUtils::il2cpp_resolve_icall(
|
|
||||||
"UnityEngine.ImageConversion::LoadImage(UnityEngine.Texture2D,System.Byte[],System.Boolean)")) {
|
|
||||||
return reinterpret_cast<LoadImageFn>(icall);
|
|
||||||
}
|
|
||||||
|
|
||||||
for (const auto& assemblyName : {"UnityEngine.ImageConversionModule.dll", "UnityEngine.CoreModule.dll"}) {
|
|
||||||
const auto assembly = UnityResolve::Get(assemblyName);
|
|
||||||
const auto imageConversionClass = assembly ? assembly->Get("ImageConversion", "UnityEngine") : nullptr;
|
|
||||||
const auto method = imageConversionClass
|
|
||||||
? Il2cppUtils::il2cpp_class_get_method_from_name(imageConversionClass->address, "LoadImage", 3)
|
|
||||||
: nullptr;
|
|
||||||
if (method) {
|
|
||||||
return reinterpret_cast<LoadImageFn>(method->methodPointer);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
return static_cast<LoadImageFn>(nullptr);
|
|
||||||
}();
|
|
||||||
static auto File_ReadAllBytes = [] {
|
|
||||||
const auto fileClass = Il2cppUtils::GetClass("mscorlib.dll", "System.IO", "File");
|
|
||||||
const auto method = fileClass ? Il2cppUtils::il2cpp_class_get_method_from_name(fileClass->address, "ReadAllBytes", 1) : nullptr;
|
|
||||||
return method ? reinterpret_cast<void* (*)(Il2cppString*)>(method->methodPointer) : nullptr;
|
|
||||||
}();
|
|
||||||
|
|
||||||
if (!ImageConversion_LoadImage || !File_ReadAllBytes) {
|
|
||||||
Log::Error("ApplyLocalImageToTexture2D failed: Unity ImageConversion/File API not found.");
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
const auto fileBytes = File_ReadAllBytes(Il2cppString::New(path.string()));
|
|
||||||
if (!fileBytes) return false;
|
|
||||||
|
|
||||||
if (!ImageConversion_LoadImage(texture2D, fileBytes, false)) {
|
|
||||||
Log::ErrorFmt("ApplyLocalImageToTexture2D failed: %s", path.string().c_str());
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
SetDontUnloadUnusedAsset(texture2D);
|
|
||||||
AppliedLocalTextureKeys.emplace(std::move(cacheKey));
|
|
||||||
Log::InfoFmt("Texture replaced in-place from local file: %s", path.string().c_str());
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool ApplyLocalImageToTexture2DFromCandidates(void* texture2D, const std::vector<std::filesystem::path>& candidates) {
|
|
||||||
for (const auto& candidate : candidates) {
|
|
||||||
if (ApplyLocalImageToTexture2D(texture2D, candidate)) {
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool ReplaceSpriteTextureInPlace(void* sprite, const std::vector<std::filesystem::path>& candidates) {
|
|
||||||
if (!sprite || !Sprite_get_texture_Orig) return false;
|
|
||||||
|
|
||||||
const auto texture = Sprite_get_texture_Orig(sprite);
|
|
||||||
if (!IsTexture2D(texture)) return false;
|
|
||||||
|
|
||||||
return ApplyLocalImageToTexture2DFromCandidates(texture, candidates);
|
|
||||||
}
|
|
||||||
|
|
||||||
void* ReplaceTextureOrSpriteAsset(void* result, const std::string& assetName) {
|
|
||||||
if (!Config::replaceTexture && !Config::dumpRuntimeTexture) return result;
|
|
||||||
|
|
||||||
if (Config::dumpRuntimeTexture) {
|
|
||||||
DumpTextureOrSpriteAsset(result);
|
|
||||||
}
|
|
||||||
if (!Config::replaceTexture) return result;
|
|
||||||
|
|
||||||
if (IsSprite(result)) {
|
|
||||||
if (ReplaceSpriteTextureInPlace(result, GetSpriteAssetTextureCandidates(result, assetName))) {
|
|
||||||
return result;
|
|
||||||
}
|
|
||||||
return result;
|
|
||||||
}
|
|
||||||
|
|
||||||
if (result && !IsTexture2D(result)) return result;
|
|
||||||
|
|
||||||
if (auto localTexture = LoadLocalTexture2DFromCandidates(GetNamedTextureCandidates(std::filesystem::path(assetName)))) {
|
|
||||||
return localTexture;
|
|
||||||
}
|
|
||||||
return result;
|
|
||||||
}
|
|
||||||
|
|
||||||
void* ReplaceTextureOrSpriteByObjectName(void* result) {
|
|
||||||
if ((!Config::replaceTexture && !Config::dumpRuntimeTexture) || !result) return result;
|
|
||||||
|
|
||||||
const auto objectName = GetObjectName(result);
|
|
||||||
if (!objectName) return result;
|
|
||||||
|
|
||||||
const auto assetPath = std::filesystem::path(objectName->ToString());
|
|
||||||
if (Config::dumpRuntimeTexture) {
|
|
||||||
DumpTextureOrSpriteAsset(result);
|
|
||||||
}
|
|
||||||
if (!Config::replaceTexture) return result;
|
|
||||||
|
|
||||||
if (IsSprite(result)) {
|
|
||||||
std::vector<std::filesystem::path> candidates;
|
|
||||||
AppendTextureCandidates(candidates, GetSpriteTextureCandidates(objectName->ToString()));
|
|
||||||
if (ReplaceSpriteTextureInPlace(result, candidates)) {
|
|
||||||
return result;
|
|
||||||
}
|
|
||||||
return result;
|
|
||||||
}
|
|
||||||
|
|
||||||
if (IsTexture2D(result)) {
|
|
||||||
if (auto localTexture = LoadLocalTexture2DFromCandidates(GetNamedTextureCandidates(assetPath))) {
|
|
||||||
return localTexture;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
return result;
|
|
||||||
}
|
|
||||||
|
|
||||||
void ReplaceAllAssetTextures(void* allAssets) {
|
|
||||||
if ((!Config::replaceTexture && !Config::dumpRuntimeTexture) || !allAssets) return;
|
|
||||||
|
|
||||||
auto assets = reinterpret_cast<UnityResolve::UnityType::Array<void*>*>(allAssets);
|
|
||||||
for (std::uintptr_t i = 0; i < assets->max_length; ++i) {
|
|
||||||
auto asset = assets->At(static_cast<unsigned int>(i));
|
|
||||||
auto replacedAsset = ReplaceTextureOrSpriteByObjectName(asset);
|
|
||||||
if (replacedAsset != asset) {
|
|
||||||
assets->At(static_cast<unsigned int>(i)) = replacedAsset;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
void* ReplaceSpriteAssetByTextureName(void* sprite) {
|
|
||||||
if (!Config::replaceTexture || !sprite) return sprite;
|
|
||||||
|
|
||||||
if (!IsSprite(sprite)) {
|
|
||||||
return sprite;
|
|
||||||
}
|
|
||||||
|
|
||||||
if (ReplaceSpriteTextureInPlace(sprite, GetSpriteAssetTextureCandidates(sprite, ""))) {
|
|
||||||
return sprite;
|
|
||||||
}
|
|
||||||
return sprite;
|
|
||||||
}
|
|
||||||
|
|
||||||
void* ReplaceSpriteTexture(void* texture2D) {
|
|
||||||
if ((!Config::replaceTexture && !Config::dumpRuntimeTexture) || !IsTexture2D(texture2D)) return texture2D;
|
|
||||||
|
|
||||||
const auto objectName = GetObjectName(texture2D);
|
|
||||||
if (!objectName) return texture2D;
|
|
||||||
|
|
||||||
if (Config::dumpRuntimeTexture) {
|
|
||||||
DumpTexture2D(texture2D);
|
|
||||||
}
|
|
||||||
if (!Config::replaceTexture) return texture2D;
|
|
||||||
|
|
||||||
if (ApplyLocalImageToTexture2DFromCandidates(texture2D, GetSpriteTextureCandidates(objectName->ToString()))) {
|
|
||||||
return texture2D;
|
|
||||||
}
|
|
||||||
return texture2D;
|
|
||||||
}
|
|
||||||
|
|
||||||
void* ResolveSpriteGetTextureHookAddress() {
|
|
||||||
if (const auto addr = Il2cppUtils::il2cpp_resolve_icall("UnityEngine.Sprite::get_texture(UnityEngine.Sprite)")) {
|
|
||||||
return addr;
|
|
||||||
}
|
|
||||||
if (const auto addr = Il2cppUtils::il2cpp_resolve_icall("UnityEngine.Sprite::get_texture()")) {
|
|
||||||
return addr;
|
|
||||||
}
|
|
||||||
return Il2cppUtils::GetMethodPointer("UnityEngine.CoreModule.dll", "UnityEngine", "Sprite", "get_texture");
|
|
||||||
}
|
|
||||||
|
|
||||||
void* ResolveAssetBundleLoadAssetHookAddress() {
|
|
||||||
if (const auto addr = Il2cppUtils::il2cpp_resolve_icall(
|
|
||||||
"UnityEngine.AssetBundle::LoadAsset_Internal(System.String,System.Type)")) {
|
|
||||||
return addr;
|
|
||||||
}
|
|
||||||
return Il2cppUtils::GetMethodPointer("UnityEngine.AssetBundleModule.dll", "UnityEngine", "AssetBundle",
|
|
||||||
"LoadAsset_Internal", {"System.String", "System.Type"});
|
|
||||||
}
|
|
||||||
|
|
||||||
void* ResolveAssetBundleLoadAssetAsyncHookAddress() {
|
|
||||||
if (const auto addr = Il2cppUtils::il2cpp_resolve_icall(
|
|
||||||
"UnityEngine.AssetBundle::LoadAssetAsync_Internal(System.String,System.Type)")) {
|
|
||||||
return addr;
|
|
||||||
}
|
|
||||||
return Il2cppUtils::GetMethodPointer("UnityEngine.AssetBundleModule.dll", "UnityEngine", "AssetBundle",
|
|
||||||
"LoadAssetAsync_Internal", {"System.String", "System.Type"});
|
|
||||||
}
|
|
||||||
|
|
||||||
void* ResolveAssetBundleRequestResultHookAddress() {
|
|
||||||
if (const auto addr = Il2cppUtils::il2cpp_resolve_icall("UnityEngine.AssetBundleRequest::GetResult()")) {
|
|
||||||
return addr;
|
|
||||||
}
|
|
||||||
return Il2cppUtils::GetMethodPointer("UnityEngine.AssetBundleModule.dll", "UnityEngine", "AssetBundleRequest", "GetResult");
|
|
||||||
}
|
|
||||||
|
|
||||||
void* ResolveAssetBundleRequestAssetHookAddress() {
|
|
||||||
if (const auto addr = Il2cppUtils::il2cpp_resolve_icall("UnityEngine.AssetBundleRequest::get_asset()")) {
|
|
||||||
return addr;
|
|
||||||
}
|
|
||||||
return Il2cppUtils::GetMethodPointer("UnityEngine.AssetBundleModule.dll", "UnityEngine", "AssetBundleRequest", "get_asset");
|
|
||||||
}
|
|
||||||
|
|
||||||
void* ResolveAssetBundleRequestAllAssetsHookAddress() {
|
|
||||||
if (const auto addr = Il2cppUtils::il2cpp_resolve_icall("UnityEngine.AssetBundleRequest::get_allAssets()")) {
|
|
||||||
return addr;
|
|
||||||
}
|
|
||||||
return Il2cppUtils::GetMethodPointer("UnityEngine.AssetBundleModule.dll", "UnityEngine", "AssetBundleRequest", "get_allAssets");
|
|
||||||
}
|
|
||||||
|
|
||||||
void* ResolveResourcesLoadHookAddress() {
|
|
||||||
if (const auto addr = Il2cppUtils::il2cpp_resolve_icall(
|
|
||||||
"UnityEngine.ResourcesAPIInternal::Load(System.String,System.Type)")) {
|
|
||||||
return addr;
|
|
||||||
}
|
|
||||||
return Il2cppUtils::GetMethodPointer("UnityEngine.CoreModule.dll", "UnityEngine", "ResourcesAPIInternal",
|
|
||||||
"Load", {"System.String", "System.Type"});
|
|
||||||
}
|
|
||||||
|
|
||||||
std::unordered_set<void*> updatedFontPtrs{};
|
std::unordered_set<void*> updatedFontPtrs{};
|
||||||
void UpdateFont(void* TMP_Textself) {
|
void UpdateFont(void* TMP_Textself) {
|
||||||
if (!Config::replaceFont) return;
|
if (!Config::replaceFont) return;
|
||||||
|
|
|
||||||
|
|
@ -0,0 +1,797 @@
|
||||||
|
#include "HookTexture.h"
|
||||||
|
|
||||||
|
#include "Log.h"
|
||||||
|
#include "Il2cppUtils.hpp"
|
||||||
|
#include "Local.h"
|
||||||
|
#include "config/Config.hpp"
|
||||||
|
#include "../deps/UnityResolve/UnityResolve.hpp"
|
||||||
|
|
||||||
|
#include <algorithm>
|
||||||
|
#include <cctype>
|
||||||
|
#include <cstdint>
|
||||||
|
#include <exception>
|
||||||
|
#include <filesystem>
|
||||||
|
#include <string_view>
|
||||||
|
#include <unordered_map>
|
||||||
|
#include <unordered_set>
|
||||||
|
#include <utility>
|
||||||
|
#include <vector>
|
||||||
|
|
||||||
|
namespace GakumasLocal::HookMain
|
||||||
|
{
|
||||||
|
using Il2cppString = UnityResolve::UnityType::String;
|
||||||
|
|
||||||
|
extern void* (*Sprite_get_texture_Orig)(void* self);
|
||||||
|
|
||||||
|
bool IsNativeObjectAlive(void* obj);
|
||||||
|
|
||||||
|
Il2cppUtils::Il2CppClassHead* Texture2DClass = nullptr;
|
||||||
|
Il2cppUtils::Il2CppClassHead* SpriteClass = nullptr;
|
||||||
|
std::unordered_map<std::string, uint32_t> LoadedLocalTextureHandles{};
|
||||||
|
std::unordered_set<std::string> AppliedLocalTextureKeys{};
|
||||||
|
|
||||||
|
Il2cppUtils::Il2CppClassHead* GetTexture2DClass() {
|
||||||
|
if (!Texture2DClass) {
|
||||||
|
const auto textureClass = Il2cppUtils::GetClass("UnityEngine.CoreModule.dll", "UnityEngine", "Texture2D");
|
||||||
|
if (textureClass) {
|
||||||
|
Texture2DClass = static_cast<Il2cppUtils::Il2CppClassHead*>(textureClass->address);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return Texture2DClass;
|
||||||
|
}
|
||||||
|
|
||||||
|
Il2cppUtils::Il2CppClassHead* GetSpriteClass() {
|
||||||
|
if (!SpriteClass) {
|
||||||
|
const auto spriteClass = Il2cppUtils::GetClass("UnityEngine.CoreModule.dll", "UnityEngine", "Sprite");
|
||||||
|
if (spriteClass) {
|
||||||
|
SpriteClass = static_cast<Il2cppUtils::Il2CppClassHead*>(spriteClass->address);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return SpriteClass;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool IsTexture2D(void* obj) {
|
||||||
|
const auto textureClass = GetTexture2DClass();
|
||||||
|
if (!obj || !textureClass) return false;
|
||||||
|
|
||||||
|
const auto objClass = Il2cppUtils::get_class_from_instance(obj);
|
||||||
|
if (objClass == textureClass) return true;
|
||||||
|
|
||||||
|
return UnityResolve::Invoke<bool>("il2cpp_class_is_assignable_from", textureClass, objClass);
|
||||||
|
}
|
||||||
|
|
||||||
|
bool IsSprite(void* obj) {
|
||||||
|
const auto spriteClass = GetSpriteClass();
|
||||||
|
if (!obj || !spriteClass) return false;
|
||||||
|
|
||||||
|
const auto objClass = Il2cppUtils::get_class_from_instance(obj);
|
||||||
|
if (objClass == spriteClass) return true;
|
||||||
|
|
||||||
|
return UnityResolve::Invoke<bool>("il2cpp_class_is_assignable_from", spriteClass, objClass);
|
||||||
|
}
|
||||||
|
|
||||||
|
Il2cppString* GetObjectName(void* obj) {
|
||||||
|
if (!obj) return nullptr;
|
||||||
|
|
||||||
|
static auto Object_GetName = reinterpret_cast<Il2cppString * (*)(void*)>(
|
||||||
|
Il2cppUtils::il2cpp_resolve_icall("UnityEngine.Object::GetName(UnityEngine.Object)"));
|
||||||
|
return Object_GetName ? Object_GetName(obj) : nullptr;
|
||||||
|
}
|
||||||
|
|
||||||
|
void SetDontUnloadUnusedAsset(void* obj) {
|
||||||
|
if (!obj) return;
|
||||||
|
|
||||||
|
static auto Object_set_hideFlags = reinterpret_cast<void (*)(void*, int)>(
|
||||||
|
Il2cppUtils::GetMethodPointer("UnityEngine.CoreModule.dll", "UnityEngine", "Object", "set_hideFlags"));
|
||||||
|
if (Object_set_hideFlags) {
|
||||||
|
Object_set_hideFlags(obj, 32);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void AddTexturePathCandidate(std::vector<std::filesystem::path>& candidates, const std::filesystem::path& path) {
|
||||||
|
if (path.empty()) return;
|
||||||
|
if (std::find(candidates.begin(), candidates.end(), path) == candidates.end()) {
|
||||||
|
candidates.emplace_back(path);
|
||||||
|
}
|
||||||
|
if (!path.has_extension()) {
|
||||||
|
auto pngPath = path;
|
||||||
|
pngPath += ".png";
|
||||||
|
if (std::find(candidates.begin(), candidates.end(), pngPath) == candidates.end()) {
|
||||||
|
candidates.emplace_back(std::move(pngPath));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
enum class TextureCategory {
|
||||||
|
Image,
|
||||||
|
Atlas,
|
||||||
|
Others,
|
||||||
|
};
|
||||||
|
|
||||||
|
std::string ToLowerAscii(std::string value) {
|
||||||
|
std::transform(value.begin(), value.end(), value.begin(), [](unsigned char ch) {
|
||||||
|
return static_cast<char>(std::tolower(ch));
|
||||||
|
});
|
||||||
|
return value;
|
||||||
|
}
|
||||||
|
|
||||||
|
TextureCategory GetTextureCategory(const std::string& textureName) {
|
||||||
|
const auto lowerName = ToLowerAscii(std::filesystem::path(textureName).filename().generic_string());
|
||||||
|
if (lowerName.rfind("img", 0) == 0) {
|
||||||
|
return TextureCategory::Image;
|
||||||
|
}
|
||||||
|
if (lowerName.rfind("sactx", 0) == 0) {
|
||||||
|
return TextureCategory::Atlas;
|
||||||
|
}
|
||||||
|
return TextureCategory::Others;
|
||||||
|
}
|
||||||
|
|
||||||
|
std::filesystem::path GetTextureCategoryDirName(TextureCategory category) {
|
||||||
|
switch (category) {
|
||||||
|
case TextureCategory::Image:
|
||||||
|
return "image";
|
||||||
|
case TextureCategory::Atlas:
|
||||||
|
return "atlas";
|
||||||
|
default:
|
||||||
|
return "others";
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
std::filesystem::path GetTextureReplaceRoot() {
|
||||||
|
return Local::GetBasePath() / "texture2d";
|
||||||
|
}
|
||||||
|
|
||||||
|
std::filesystem::path GetTextureDumpRoot() {
|
||||||
|
return Local::GetBasePath() / "dump-files" / "texture2d";
|
||||||
|
}
|
||||||
|
|
||||||
|
std::filesystem::path GetTextureReplaceBase(const std::string& textureName) {
|
||||||
|
return GetTextureReplaceRoot() / GetTextureCategoryDirName(GetTextureCategory(textureName));
|
||||||
|
}
|
||||||
|
|
||||||
|
std::filesystem::path GetTextureDumpBase(const std::string& textureName) {
|
||||||
|
return GetTextureDumpRoot() / GetTextureCategoryDirName(GetTextureCategory(textureName));
|
||||||
|
}
|
||||||
|
|
||||||
|
std::vector<std::string> SplitString(const std::string& value, char delimiter) {
|
||||||
|
std::vector<std::string> parts;
|
||||||
|
size_t start = 0;
|
||||||
|
while (start <= value.size()) {
|
||||||
|
const auto end = value.find(delimiter, start);
|
||||||
|
parts.emplace_back(value.substr(start, end == std::string::npos ? std::string::npos : end - start));
|
||||||
|
if (end == std::string::npos) break;
|
||||||
|
start = end + 1;
|
||||||
|
}
|
||||||
|
return parts;
|
||||||
|
}
|
||||||
|
|
||||||
|
void AppendTextureCandidates(std::vector<std::filesystem::path>& target, std::vector<std::filesystem::path>&& source);
|
||||||
|
std::string NormalizeLocalAssetKey(const std::filesystem::path& path);
|
||||||
|
|
||||||
|
bool IsHexHashPart(const std::string& value) {
|
||||||
|
return value.size() == 8 && std::all_of(value.begin(), value.end(), [](unsigned char ch) {
|
||||||
|
return (ch >= '0' && ch <= '9') || (ch >= 'a' && ch <= 'f') || (ch >= 'A' && ch <= 'F');
|
||||||
|
});
|
||||||
|
}
|
||||||
|
|
||||||
|
std::string GetPortableSactxTextureName(const std::string& objectName) {
|
||||||
|
auto fileName = std::filesystem::path(objectName).filename().generic_string();
|
||||||
|
if (fileName.ends_with(".png")) {
|
||||||
|
fileName.resize(fileName.size() - 4);
|
||||||
|
}
|
||||||
|
|
||||||
|
const auto parts = SplitString(fileName, '-');
|
||||||
|
if (parts.size() < 5 || parts[0] != "sactx" || parts[2].find('x') == std::string::npos) {
|
||||||
|
return {};
|
||||||
|
}
|
||||||
|
|
||||||
|
const auto atlasEnd = IsHexHashPart(parts.back()) ? parts.size() - 1 : parts.size();
|
||||||
|
if (atlasEnd <= 4) return {};
|
||||||
|
|
||||||
|
std::string portableName = parts[0] + "-" + parts[1] + "-" + parts[2];
|
||||||
|
for (size_t i = 4; i < atlasEnd; ++i) {
|
||||||
|
portableName += "-" + parts[i];
|
||||||
|
}
|
||||||
|
return portableName;
|
||||||
|
}
|
||||||
|
|
||||||
|
std::unordered_map<std::string, std::unordered_map<std::string, std::vector<std::filesystem::path>>> RecursiveTexturePathIndex{};
|
||||||
|
|
||||||
|
std::vector<std::filesystem::path> GetRecursiveTextureCandidates(const std::filesystem::path& basePath,
|
||||||
|
const std::string& lookupName) {
|
||||||
|
std::vector<std::filesystem::path> candidates;
|
||||||
|
if (lookupName.empty() || !std::filesystem::exists(basePath)) return candidates;
|
||||||
|
|
||||||
|
const auto baseKey = NormalizeLocalAssetKey(basePath);
|
||||||
|
auto& index = RecursiveTexturePathIndex[baseKey];
|
||||||
|
if (index.empty()) {
|
||||||
|
for (const auto& entry : std::filesystem::recursive_directory_iterator(basePath)) {
|
||||||
|
if (!entry.is_regular_file()) continue;
|
||||||
|
|
||||||
|
const auto& path = entry.path();
|
||||||
|
if (ToLowerAscii(path.extension().generic_string()) != ".png") continue;
|
||||||
|
|
||||||
|
const auto fileName = path.filename().generic_string();
|
||||||
|
const auto stemName = path.stem().generic_string();
|
||||||
|
index[fileName].emplace_back(path);
|
||||||
|
if (stemName != fileName) {
|
||||||
|
index[stemName].emplace_back(path);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if (const auto iter = index.find(lookupName); iter != index.end()) {
|
||||||
|
candidates.insert(candidates.end(), iter->second.begin(), iter->second.end());
|
||||||
|
}
|
||||||
|
return candidates;
|
||||||
|
}
|
||||||
|
|
||||||
|
std::vector<std::filesystem::path> GetNamedTextureCandidates(const std::filesystem::path& assetName) {
|
||||||
|
std::vector<std::filesystem::path> candidates;
|
||||||
|
if (assetName.empty()) return candidates;
|
||||||
|
|
||||||
|
const auto basePath = GetTextureReplaceBase(assetName.filename().generic_string());
|
||||||
|
AddTexturePathCandidate(candidates, basePath / assetName);
|
||||||
|
if (assetName.has_parent_path()) {
|
||||||
|
AddTexturePathCandidate(candidates, basePath / assetName.filename());
|
||||||
|
}
|
||||||
|
AppendTextureCandidates(candidates, GetRecursiveTextureCandidates(basePath, assetName.filename().generic_string()));
|
||||||
|
|
||||||
|
const auto portableAssetName = GetPortableSactxTextureName(assetName.filename().generic_string());
|
||||||
|
if (!portableAssetName.empty()) {
|
||||||
|
AddTexturePathCandidate(candidates, basePath / portableAssetName);
|
||||||
|
AppendTextureCandidates(candidates, GetRecursiveTextureCandidates(basePath, portableAssetName));
|
||||||
|
}
|
||||||
|
return candidates;
|
||||||
|
}
|
||||||
|
|
||||||
|
std::vector<std::filesystem::path> GetSpriteTextureCandidates(const std::string& objectName) {
|
||||||
|
std::vector<std::filesystem::path> candidates;
|
||||||
|
if (objectName.empty()) return candidates;
|
||||||
|
|
||||||
|
auto safeObjectName = objectName;
|
||||||
|
std::replace(safeObjectName.begin(), safeObjectName.end(), '|', '_');
|
||||||
|
|
||||||
|
const auto basePath = GetTextureReplaceBase(safeObjectName);
|
||||||
|
AddTexturePathCandidate(candidates, basePath / objectName);
|
||||||
|
if (safeObjectName != objectName) {
|
||||||
|
AddTexturePathCandidate(candidates, basePath / safeObjectName);
|
||||||
|
}
|
||||||
|
AppendTextureCandidates(candidates, GetRecursiveTextureCandidates(basePath, safeObjectName));
|
||||||
|
const auto portableObjectName = GetPortableSactxTextureName(safeObjectName);
|
||||||
|
if (!portableObjectName.empty() && portableObjectName != objectName && portableObjectName != safeObjectName) {
|
||||||
|
AddTexturePathCandidate(candidates, basePath / portableObjectName);
|
||||||
|
AppendTextureCandidates(candidates, GetRecursiveTextureCandidates(basePath, portableObjectName));
|
||||||
|
}
|
||||||
|
return candidates;
|
||||||
|
}
|
||||||
|
|
||||||
|
void AppendTextureCandidates(std::vector<std::filesystem::path>& target, std::vector<std::filesystem::path>&& source) {
|
||||||
|
target.insert(target.end(),
|
||||||
|
std::make_move_iterator(source.begin()),
|
||||||
|
std::make_move_iterator(source.end()));
|
||||||
|
}
|
||||||
|
|
||||||
|
std::vector<std::filesystem::path> GetSpriteAssetTextureCandidates(void* sprite, const std::string& assetName) {
|
||||||
|
std::vector<std::filesystem::path> candidates;
|
||||||
|
|
||||||
|
const auto assetPath = std::filesystem::path(assetName);
|
||||||
|
if (!assetName.empty()) {
|
||||||
|
AppendTextureCandidates(candidates, GetSpriteTextureCandidates(assetPath.filename().generic_string()));
|
||||||
|
}
|
||||||
|
|
||||||
|
if (sprite && Sprite_get_texture_Orig) {
|
||||||
|
if (const auto texture = Sprite_get_texture_Orig(sprite)) {
|
||||||
|
if (const auto textureName = GetObjectName(texture)) {
|
||||||
|
AppendTextureCandidates(candidates, GetSpriteTextureCandidates(textureName->ToString()));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return candidates;
|
||||||
|
}
|
||||||
|
|
||||||
|
std::string NormalizeLocalAssetKey(const std::filesystem::path& path) {
|
||||||
|
auto key = path.lexically_normal().generic_string();
|
||||||
|
std::replace(key.begin(), key.end(), '\\', '/');
|
||||||
|
return key;
|
||||||
|
}
|
||||||
|
|
||||||
|
std::string SanitizeDumpPathPart(std::string part) {
|
||||||
|
constexpr std::string_view invalidChars = "<>:\"/\\|?*";
|
||||||
|
if (part.empty() || part == "." || part == "..") return "_";
|
||||||
|
|
||||||
|
for (auto& ch : part) {
|
||||||
|
if (static_cast<unsigned char>(ch) < 32 || invalidChars.find(ch) != std::string_view::npos) {
|
||||||
|
ch = '_';
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
while (!part.empty() && (part.back() == '.' || part.back() == ' ')) {
|
||||||
|
part.back() = '_';
|
||||||
|
}
|
||||||
|
return part.empty() ? "_" : part;
|
||||||
|
}
|
||||||
|
|
||||||
|
std::filesystem::path SanitizeDumpSubPath(const std::filesystem::path& dumpSubDir) {
|
||||||
|
std::filesystem::path safePath;
|
||||||
|
for (const auto& part : dumpSubDir) {
|
||||||
|
const auto partString = part.generic_string();
|
||||||
|
if (partString.empty() || partString == "." || partString == ".."
|
||||||
|
|| part == part.root_name() || part == part.root_directory()) {
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
safePath /= SanitizeDumpPathPart(partString);
|
||||||
|
}
|
||||||
|
return safePath;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool DumpTexture2D(void* texture2D) {
|
||||||
|
if (!IsTexture2D(texture2D)) return false;
|
||||||
|
|
||||||
|
const auto objectName = GetObjectName(texture2D);
|
||||||
|
const auto textureName = objectName ? objectName->ToString() : std::string("texture");
|
||||||
|
const auto dumpDir = GetTextureDumpBase(textureName);
|
||||||
|
const auto dumpPath = dumpDir / (SanitizeDumpPathPart(textureName) + ".png");
|
||||||
|
|
||||||
|
if (std::filesystem::exists(dumpPath)) return true;
|
||||||
|
|
||||||
|
static auto Texture2D_get_width = [] {
|
||||||
|
const auto textureClass = GetTexture2DClass();
|
||||||
|
const auto method = textureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(textureClass, "get_width", 0) : nullptr;
|
||||||
|
return method ? reinterpret_cast<int (*)(void*)>(method->methodPointer) : nullptr;
|
||||||
|
}();
|
||||||
|
static auto Texture2D_get_height = [] {
|
||||||
|
const auto textureClass = GetTexture2DClass();
|
||||||
|
const auto method = textureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(textureClass, "get_height", 0) : nullptr;
|
||||||
|
return method ? reinterpret_cast<int (*)(void*)>(method->methodPointer) : nullptr;
|
||||||
|
}();
|
||||||
|
static auto Texture2D_ctor = [] {
|
||||||
|
const auto textureClass = GetTexture2DClass();
|
||||||
|
const auto ctor = textureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(textureClass, ".ctor", 2) : nullptr;
|
||||||
|
return ctor ? reinterpret_cast<void (*)(void*, int, int)>(ctor->methodPointer) : nullptr;
|
||||||
|
}();
|
||||||
|
static auto Texture2D_ReadPixels = [] {
|
||||||
|
const auto textureClass = GetTexture2DClass();
|
||||||
|
const auto method = textureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(textureClass, "ReadPixels", 3) : nullptr;
|
||||||
|
return method ? reinterpret_cast<void (*)(void*, UnityResolve::UnityType::Rect, int, int)>(method->methodPointer) : nullptr;
|
||||||
|
}();
|
||||||
|
static auto Texture2D_Apply = [] {
|
||||||
|
const auto textureClass = GetTexture2DClass();
|
||||||
|
const auto method = textureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(textureClass, "Apply", 0) : nullptr;
|
||||||
|
return method ? reinterpret_cast<void (*)(void*)>(method->methodPointer) : nullptr;
|
||||||
|
}();
|
||||||
|
static auto RenderTexture_GetTemporary = [] {
|
||||||
|
const auto renderTextureClass = Il2cppUtils::GetClass("UnityEngine.CoreModule.dll", "UnityEngine", "RenderTexture");
|
||||||
|
const auto method = renderTextureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(renderTextureClass->address, "GetTemporary", 3) : nullptr;
|
||||||
|
return method ? reinterpret_cast<void* (*)(int, int, int)>(method->methodPointer) : nullptr;
|
||||||
|
}();
|
||||||
|
static auto RenderTexture_ReleaseTemporary = [] {
|
||||||
|
const auto renderTextureClass = Il2cppUtils::GetClass("UnityEngine.CoreModule.dll", "UnityEngine", "RenderTexture");
|
||||||
|
const auto method = renderTextureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(renderTextureClass->address, "ReleaseTemporary", 1) : nullptr;
|
||||||
|
return method ? reinterpret_cast<void (*)(void*)>(method->methodPointer) : nullptr;
|
||||||
|
}();
|
||||||
|
static auto RenderTexture_get_active = [] {
|
||||||
|
const auto renderTextureClass = Il2cppUtils::GetClass("UnityEngine.CoreModule.dll", "UnityEngine", "RenderTexture");
|
||||||
|
const auto method = renderTextureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(renderTextureClass->address, "get_active", 0) : nullptr;
|
||||||
|
return method ? reinterpret_cast<void* (*)()>(method->methodPointer) : nullptr;
|
||||||
|
}();
|
||||||
|
static auto RenderTexture_set_active = [] {
|
||||||
|
const auto renderTextureClass = Il2cppUtils::GetClass("UnityEngine.CoreModule.dll", "UnityEngine", "RenderTexture");
|
||||||
|
const auto method = renderTextureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(renderTextureClass->address, "set_active", 1) : nullptr;
|
||||||
|
return method ? reinterpret_cast<void (*)(void*)>(method->methodPointer) : nullptr;
|
||||||
|
}();
|
||||||
|
static auto Graphics_Blit = [] {
|
||||||
|
const auto graphicsClass = Il2cppUtils::GetClass("UnityEngine.CoreModule.dll", "UnityEngine", "Graphics");
|
||||||
|
const auto method = graphicsClass ? Il2cppUtils::il2cpp_class_get_method_from_name(graphicsClass->address, "Blit", 2) : nullptr;
|
||||||
|
return method ? reinterpret_cast<void (*)(void*, void*)>(method->methodPointer) : nullptr;
|
||||||
|
}();
|
||||||
|
static auto ImageConversion_EncodeToPNG = [] {
|
||||||
|
using EncodeToPNGFn = void* (*)(void*);
|
||||||
|
if (const auto icall = Il2cppUtils::il2cpp_resolve_icall("UnityEngine.ImageConversion::EncodeToPNG(UnityEngine.Texture2D)")) {
|
||||||
|
return reinterpret_cast<EncodeToPNGFn>(icall);
|
||||||
|
}
|
||||||
|
|
||||||
|
for (const auto& assemblyName : {"UnityEngine.ImageConversionModule.dll", "UnityEngine.CoreModule.dll"}) {
|
||||||
|
const auto assembly = UnityResolve::Get(assemblyName);
|
||||||
|
const auto imageConversionClass = assembly ? assembly->Get("ImageConversion", "UnityEngine") : nullptr;
|
||||||
|
const auto method = imageConversionClass
|
||||||
|
? Il2cppUtils::il2cpp_class_get_method_from_name(imageConversionClass->address, "EncodeToPNG", 1)
|
||||||
|
: nullptr;
|
||||||
|
if (method) {
|
||||||
|
return reinterpret_cast<EncodeToPNGFn>(method->methodPointer);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return static_cast<EncodeToPNGFn>(nullptr);
|
||||||
|
}();
|
||||||
|
static auto File_WriteAllBytes = [] {
|
||||||
|
const auto fileClass = Il2cppUtils::GetClass("mscorlib.dll", "System.IO", "File");
|
||||||
|
const auto method = fileClass ? Il2cppUtils::il2cpp_class_get_method_from_name(fileClass->address, "WriteAllBytes", 2) : nullptr;
|
||||||
|
return method ? reinterpret_cast<void (*)(Il2cppString*, void*)>(method->methodPointer) : nullptr;
|
||||||
|
}();
|
||||||
|
|
||||||
|
if (!Texture2D_get_width || !Texture2D_get_height || !Texture2D_ctor || !Texture2D_ReadPixels
|
||||||
|
|| !Texture2D_Apply || !RenderTexture_GetTemporary || !RenderTexture_ReleaseTemporary
|
||||||
|
|| !RenderTexture_get_active || !RenderTexture_set_active || !Graphics_Blit
|
||||||
|
|| !ImageConversion_EncodeToPNG || !File_WriteAllBytes) {
|
||||||
|
Log::Error("DumpTexture2D failed: Unity texture dump API not found.");
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
const auto width = Texture2D_get_width(texture2D);
|
||||||
|
const auto height = Texture2D_get_height(texture2D);
|
||||||
|
if (width <= 0 || height <= 0) return false;
|
||||||
|
|
||||||
|
void* renderTexture = nullptr;
|
||||||
|
void* readableTexture = nullptr;
|
||||||
|
void* previousActive = nullptr;
|
||||||
|
const auto cleanup = [&] {
|
||||||
|
if (RenderTexture_get_active && RenderTexture_set_active
|
||||||
|
&& (previousActive || RenderTexture_get_active() == renderTexture)) {
|
||||||
|
RenderTexture_set_active(previousActive);
|
||||||
|
}
|
||||||
|
if (renderTexture && RenderTexture_ReleaseTemporary) {
|
||||||
|
RenderTexture_ReleaseTemporary(renderTexture);
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
try {
|
||||||
|
std::filesystem::create_directories(dumpDir);
|
||||||
|
|
||||||
|
renderTexture = RenderTexture_GetTemporary(width, height, 0);
|
||||||
|
if (!renderTexture) {
|
||||||
|
cleanup();
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
Graphics_Blit(texture2D, renderTexture);
|
||||||
|
previousActive = RenderTexture_get_active();
|
||||||
|
RenderTexture_set_active(renderTexture);
|
||||||
|
|
||||||
|
readableTexture = UnityResolve::Invoke<void*>("il2cpp_object_new", GetTexture2DClass());
|
||||||
|
if (!readableTexture) {
|
||||||
|
cleanup();
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
Texture2D_ctor(readableTexture, width, height);
|
||||||
|
Texture2D_ReadPixels(readableTexture, UnityResolve::UnityType::Rect(0, 0, static_cast<float>(width), static_cast<float>(height)), 0, 0);
|
||||||
|
Texture2D_Apply(readableTexture);
|
||||||
|
|
||||||
|
const auto pngBytes = ImageConversion_EncodeToPNG(readableTexture);
|
||||||
|
if (!pngBytes) {
|
||||||
|
cleanup();
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
File_WriteAllBytes(Il2cppString::New(dumpPath.string()), pngBytes);
|
||||||
|
Log::InfoFmt("Texture dumped: %s", dumpPath.string().c_str());
|
||||||
|
cleanup();
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
catch (const std::exception& ex) {
|
||||||
|
cleanup();
|
||||||
|
Log::ErrorFmt("DumpTexture2D failed: %s", ex.what());
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
catch (...) {
|
||||||
|
cleanup();
|
||||||
|
Log::Error("DumpTexture2D failed: unknown error.");
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void DumpTextureOrSpriteAsset(void* result) {
|
||||||
|
if (!result) return;
|
||||||
|
|
||||||
|
if (IsTexture2D(result)) {
|
||||||
|
DumpTexture2D(result);
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
if (IsSprite(result) && Sprite_get_texture_Orig) {
|
||||||
|
if (const auto texture = Sprite_get_texture_Orig(result)) {
|
||||||
|
DumpTexture2D(texture);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void* LoadLocalTexture2D(const std::filesystem::path& path) {
|
||||||
|
if (!std::filesystem::is_regular_file(path)) return nullptr;
|
||||||
|
|
||||||
|
const auto cacheKey = NormalizeLocalAssetKey(path);
|
||||||
|
if (const auto iter = LoadedLocalTextureHandles.find(cacheKey); iter != LoadedLocalTextureHandles.end()) {
|
||||||
|
const auto cachedTexture = UnityResolve::Invoke<void*>("il2cpp_gchandle_get_target", iter->second);
|
||||||
|
if (cachedTexture && IsNativeObjectAlive(cachedTexture)) {
|
||||||
|
return cachedTexture;
|
||||||
|
}
|
||||||
|
|
||||||
|
UnityResolve::Invoke<void>("il2cpp_gchandle_free", iter->second);
|
||||||
|
LoadedLocalTextureHandles.erase(iter);
|
||||||
|
}
|
||||||
|
|
||||||
|
const auto textureClass = GetTexture2DClass();
|
||||||
|
if (!textureClass) return nullptr;
|
||||||
|
|
||||||
|
static auto Texture2D_ctor = [] {
|
||||||
|
const auto textureClass = GetTexture2DClass();
|
||||||
|
const auto ctor = textureClass ? Il2cppUtils::il2cpp_class_get_method_from_name(textureClass, ".ctor", 2) : nullptr;
|
||||||
|
return ctor ? reinterpret_cast<void (*)(void*, int, int)>(ctor->methodPointer) : nullptr;
|
||||||
|
}();
|
||||||
|
static auto ImageConversion_LoadImage = [] {
|
||||||
|
using LoadImageFn = bool (*)(void*, void*, bool);
|
||||||
|
if (const auto icall = Il2cppUtils::il2cpp_resolve_icall(
|
||||||
|
"UnityEngine.ImageConversion::LoadImage(UnityEngine.Texture2D,System.Byte[],System.Boolean)")) {
|
||||||
|
return reinterpret_cast<LoadImageFn>(icall);
|
||||||
|
}
|
||||||
|
|
||||||
|
for (const auto& assemblyName : {"UnityEngine.ImageConversionModule.dll", "UnityEngine.CoreModule.dll"}) {
|
||||||
|
const auto assembly = UnityResolve::Get(assemblyName);
|
||||||
|
const auto imageConversionClass = assembly ? assembly->Get("ImageConversion", "UnityEngine") : nullptr;
|
||||||
|
const auto method = imageConversionClass
|
||||||
|
? Il2cppUtils::il2cpp_class_get_method_from_name(imageConversionClass->address, "LoadImage", 3)
|
||||||
|
: nullptr;
|
||||||
|
if (method) {
|
||||||
|
return reinterpret_cast<LoadImageFn>(method->methodPointer);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return static_cast<LoadImageFn>(nullptr);
|
||||||
|
}();
|
||||||
|
static auto File_ReadAllBytes = [] {
|
||||||
|
const auto fileClass = Il2cppUtils::GetClass("mscorlib.dll", "System.IO", "File");
|
||||||
|
const auto method = fileClass ? Il2cppUtils::il2cpp_class_get_method_from_name(fileClass->address, "ReadAllBytes", 1) : nullptr;
|
||||||
|
return method ? reinterpret_cast<void* (*)(Il2cppString*)>(method->methodPointer) : nullptr;
|
||||||
|
}();
|
||||||
|
|
||||||
|
if (!Texture2D_ctor || !ImageConversion_LoadImage || !File_ReadAllBytes) {
|
||||||
|
Log::Error("LoadLocalTexture2D failed: Unity Texture2D/ImageConversion/File API not found.");
|
||||||
|
return nullptr;
|
||||||
|
}
|
||||||
|
|
||||||
|
const auto fileBytes = File_ReadAllBytes(Il2cppString::New(path.string()));
|
||||||
|
if (!fileBytes) return nullptr;
|
||||||
|
|
||||||
|
const auto texture = UnityResolve::Invoke<void*>("il2cpp_object_new", textureClass);
|
||||||
|
Texture2D_ctor(texture, 2, 2);
|
||||||
|
if (!ImageConversion_LoadImage(texture, fileBytes, false)) {
|
||||||
|
Log::ErrorFmt("LoadLocalTexture2D failed: %s", path.string().c_str());
|
||||||
|
return nullptr;
|
||||||
|
}
|
||||||
|
|
||||||
|
SetDontUnloadUnusedAsset(texture);
|
||||||
|
LoadedLocalTextureHandles.emplace(cacheKey, UnityResolve::Invoke<uint32_t>("il2cpp_gchandle_new", texture, false));
|
||||||
|
Log::InfoFmt("Texture replaced from local file: %s", path.string().c_str());
|
||||||
|
return texture;
|
||||||
|
}
|
||||||
|
|
||||||
|
void* LoadLocalTexture2DFromCandidates(const std::vector<std::filesystem::path>& candidates) {
|
||||||
|
for (const auto& candidate : candidates) {
|
||||||
|
if (auto texture = LoadLocalTexture2D(candidate)) {
|
||||||
|
return texture;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return nullptr;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool ApplyLocalImageToTexture2D(void* texture2D, const std::filesystem::path& path) {
|
||||||
|
if (!IsTexture2D(texture2D) || !std::filesystem::is_regular_file(path)) return false;
|
||||||
|
|
||||||
|
auto cacheKey = NormalizeLocalAssetKey(path)
|
||||||
|
+ "|" + std::to_string(reinterpret_cast<std::uintptr_t>(texture2D));
|
||||||
|
if (AppliedLocalTextureKeys.contains(cacheKey)) return true;
|
||||||
|
|
||||||
|
static auto ImageConversion_LoadImage = [] {
|
||||||
|
using LoadImageFn = bool (*)(void*, void*, bool);
|
||||||
|
if (const auto icall = Il2cppUtils::il2cpp_resolve_icall(
|
||||||
|
"UnityEngine.ImageConversion::LoadImage(UnityEngine.Texture2D,System.Byte[],System.Boolean)")) {
|
||||||
|
return reinterpret_cast<LoadImageFn>(icall);
|
||||||
|
}
|
||||||
|
|
||||||
|
for (const auto& assemblyName : {"UnityEngine.ImageConversionModule.dll", "UnityEngine.CoreModule.dll"}) {
|
||||||
|
const auto assembly = UnityResolve::Get(assemblyName);
|
||||||
|
const auto imageConversionClass = assembly ? assembly->Get("ImageConversion", "UnityEngine") : nullptr;
|
||||||
|
const auto method = imageConversionClass
|
||||||
|
? Il2cppUtils::il2cpp_class_get_method_from_name(imageConversionClass->address, "LoadImage", 3)
|
||||||
|
: nullptr;
|
||||||
|
if (method) {
|
||||||
|
return reinterpret_cast<LoadImageFn>(method->methodPointer);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return static_cast<LoadImageFn>(nullptr);
|
||||||
|
}();
|
||||||
|
static auto File_ReadAllBytes = [] {
|
||||||
|
const auto fileClass = Il2cppUtils::GetClass("mscorlib.dll", "System.IO", "File");
|
||||||
|
const auto method = fileClass ? Il2cppUtils::il2cpp_class_get_method_from_name(fileClass->address, "ReadAllBytes", 1) : nullptr;
|
||||||
|
return method ? reinterpret_cast<void* (*)(Il2cppString*)>(method->methodPointer) : nullptr;
|
||||||
|
}();
|
||||||
|
|
||||||
|
if (!ImageConversion_LoadImage || !File_ReadAllBytes) {
|
||||||
|
Log::Error("ApplyLocalImageToTexture2D failed: Unity ImageConversion/File API not found.");
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
const auto fileBytes = File_ReadAllBytes(Il2cppString::New(path.string()));
|
||||||
|
if (!fileBytes) return false;
|
||||||
|
|
||||||
|
if (!ImageConversion_LoadImage(texture2D, fileBytes, false)) {
|
||||||
|
Log::ErrorFmt("ApplyLocalImageToTexture2D failed: %s", path.string().c_str());
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
SetDontUnloadUnusedAsset(texture2D);
|
||||||
|
AppliedLocalTextureKeys.emplace(std::move(cacheKey));
|
||||||
|
Log::InfoFmt("Texture replaced in-place from local file: %s", path.string().c_str());
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool ApplyLocalImageToTexture2DFromCandidates(void* texture2D, const std::vector<std::filesystem::path>& candidates) {
|
||||||
|
for (const auto& candidate : candidates) {
|
||||||
|
if (ApplyLocalImageToTexture2D(texture2D, candidate)) {
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool ReplaceSpriteTextureInPlace(void* sprite, const std::vector<std::filesystem::path>& candidates) {
|
||||||
|
if (!sprite || !Sprite_get_texture_Orig) return false;
|
||||||
|
|
||||||
|
const auto texture = Sprite_get_texture_Orig(sprite);
|
||||||
|
if (!IsTexture2D(texture)) return false;
|
||||||
|
|
||||||
|
return ApplyLocalImageToTexture2DFromCandidates(texture, candidates);
|
||||||
|
}
|
||||||
|
|
||||||
|
void* ReplaceTextureOrSpriteAsset(void* result, const std::string& assetName) {
|
||||||
|
if (!Config::replaceTexture && !Config::dumpRuntimeTexture) return result;
|
||||||
|
|
||||||
|
if (Config::dumpRuntimeTexture) {
|
||||||
|
DumpTextureOrSpriteAsset(result);
|
||||||
|
}
|
||||||
|
if (!Config::replaceTexture) return result;
|
||||||
|
|
||||||
|
if (IsSprite(result)) {
|
||||||
|
if (ReplaceSpriteTextureInPlace(result, GetSpriteAssetTextureCandidates(result, assetName))) {
|
||||||
|
return result;
|
||||||
|
}
|
||||||
|
return result;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (result && !IsTexture2D(result)) return result;
|
||||||
|
|
||||||
|
if (auto localTexture = LoadLocalTexture2DFromCandidates(GetNamedTextureCandidates(std::filesystem::path(assetName)))) {
|
||||||
|
return localTexture;
|
||||||
|
}
|
||||||
|
return result;
|
||||||
|
}
|
||||||
|
|
||||||
|
void* ReplaceTextureOrSpriteByObjectName(void* result) {
|
||||||
|
if ((!Config::replaceTexture && !Config::dumpRuntimeTexture) || !result) return result;
|
||||||
|
|
||||||
|
const auto objectName = GetObjectName(result);
|
||||||
|
if (!objectName) return result;
|
||||||
|
|
||||||
|
const auto assetPath = std::filesystem::path(objectName->ToString());
|
||||||
|
if (Config::dumpRuntimeTexture) {
|
||||||
|
DumpTextureOrSpriteAsset(result);
|
||||||
|
}
|
||||||
|
if (!Config::replaceTexture) return result;
|
||||||
|
|
||||||
|
if (IsSprite(result)) {
|
||||||
|
std::vector<std::filesystem::path> candidates;
|
||||||
|
AppendTextureCandidates(candidates, GetSpriteTextureCandidates(objectName->ToString()));
|
||||||
|
if (ReplaceSpriteTextureInPlace(result, candidates)) {
|
||||||
|
return result;
|
||||||
|
}
|
||||||
|
return result;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (IsTexture2D(result)) {
|
||||||
|
if (auto localTexture = LoadLocalTexture2DFromCandidates(GetNamedTextureCandidates(assetPath))) {
|
||||||
|
return localTexture;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return result;
|
||||||
|
}
|
||||||
|
|
||||||
|
void ReplaceAllAssetTextures(void* allAssets) {
|
||||||
|
if ((!Config::replaceTexture && !Config::dumpRuntimeTexture) || !allAssets) return;
|
||||||
|
|
||||||
|
auto assets = reinterpret_cast<UnityResolve::UnityType::Array<void*>*>(allAssets);
|
||||||
|
for (std::uintptr_t i = 0; i < assets->max_length; ++i) {
|
||||||
|
auto asset = assets->At(static_cast<unsigned int>(i));
|
||||||
|
auto replacedAsset = ReplaceTextureOrSpriteByObjectName(asset);
|
||||||
|
if (replacedAsset != asset) {
|
||||||
|
assets->At(static_cast<unsigned int>(i)) = replacedAsset;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void* ReplaceSpriteAssetByTextureName(void* sprite) {
|
||||||
|
if (!Config::replaceTexture || !sprite) return sprite;
|
||||||
|
|
||||||
|
if (!IsSprite(sprite)) {
|
||||||
|
return sprite;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (ReplaceSpriteTextureInPlace(sprite, GetSpriteAssetTextureCandidates(sprite, ""))) {
|
||||||
|
return sprite;
|
||||||
|
}
|
||||||
|
return sprite;
|
||||||
|
}
|
||||||
|
|
||||||
|
void* ReplaceSpriteTexture(void* texture2D) {
|
||||||
|
if ((!Config::replaceTexture && !Config::dumpRuntimeTexture) || !IsTexture2D(texture2D)) return texture2D;
|
||||||
|
|
||||||
|
const auto objectName = GetObjectName(texture2D);
|
||||||
|
if (!objectName) return texture2D;
|
||||||
|
|
||||||
|
if (Config::dumpRuntimeTexture) {
|
||||||
|
DumpTexture2D(texture2D);
|
||||||
|
}
|
||||||
|
if (!Config::replaceTexture) return texture2D;
|
||||||
|
|
||||||
|
if (ApplyLocalImageToTexture2DFromCandidates(texture2D, GetSpriteTextureCandidates(objectName->ToString()))) {
|
||||||
|
return texture2D;
|
||||||
|
}
|
||||||
|
return texture2D;
|
||||||
|
}
|
||||||
|
|
||||||
|
void* ResolveSpriteGetTextureHookAddress() {
|
||||||
|
if (const auto addr = Il2cppUtils::il2cpp_resolve_icall("UnityEngine.Sprite::get_texture(UnityEngine.Sprite)")) {
|
||||||
|
return addr;
|
||||||
|
}
|
||||||
|
if (const auto addr = Il2cppUtils::il2cpp_resolve_icall("UnityEngine.Sprite::get_texture()")) {
|
||||||
|
return addr;
|
||||||
|
}
|
||||||
|
return Il2cppUtils::GetMethodPointer("UnityEngine.CoreModule.dll", "UnityEngine", "Sprite", "get_texture");
|
||||||
|
}
|
||||||
|
|
||||||
|
void* ResolveAssetBundleLoadAssetHookAddress() {
|
||||||
|
if (const auto addr = Il2cppUtils::il2cpp_resolve_icall(
|
||||||
|
"UnityEngine.AssetBundle::LoadAsset_Internal(System.String,System.Type)")) {
|
||||||
|
return addr;
|
||||||
|
}
|
||||||
|
return Il2cppUtils::GetMethodPointer("UnityEngine.AssetBundleModule.dll", "UnityEngine", "AssetBundle",
|
||||||
|
"LoadAsset_Internal", {"System.String", "System.Type"});
|
||||||
|
}
|
||||||
|
|
||||||
|
void* ResolveAssetBundleLoadAssetAsyncHookAddress() {
|
||||||
|
if (const auto addr = Il2cppUtils::il2cpp_resolve_icall(
|
||||||
|
"UnityEngine.AssetBundle::LoadAssetAsync_Internal(System.String,System.Type)")) {
|
||||||
|
return addr;
|
||||||
|
}
|
||||||
|
return Il2cppUtils::GetMethodPointer("UnityEngine.AssetBundleModule.dll", "UnityEngine", "AssetBundle",
|
||||||
|
"LoadAssetAsync_Internal", {"System.String", "System.Type"});
|
||||||
|
}
|
||||||
|
|
||||||
|
void* ResolveAssetBundleRequestResultHookAddress() {
|
||||||
|
if (const auto addr = Il2cppUtils::il2cpp_resolve_icall("UnityEngine.AssetBundleRequest::GetResult()")) {
|
||||||
|
return addr;
|
||||||
|
}
|
||||||
|
return Il2cppUtils::GetMethodPointer("UnityEngine.AssetBundleModule.dll", "UnityEngine", "AssetBundleRequest", "GetResult");
|
||||||
|
}
|
||||||
|
|
||||||
|
void* ResolveAssetBundleRequestAssetHookAddress() {
|
||||||
|
if (const auto addr = Il2cppUtils::il2cpp_resolve_icall("UnityEngine.AssetBundleRequest::get_asset()")) {
|
||||||
|
return addr;
|
||||||
|
}
|
||||||
|
return Il2cppUtils::GetMethodPointer("UnityEngine.AssetBundleModule.dll", "UnityEngine", "AssetBundleRequest", "get_asset");
|
||||||
|
}
|
||||||
|
|
||||||
|
void* ResolveAssetBundleRequestAllAssetsHookAddress() {
|
||||||
|
if (const auto addr = Il2cppUtils::il2cpp_resolve_icall("UnityEngine.AssetBundleRequest::get_allAssets()")) {
|
||||||
|
return addr;
|
||||||
|
}
|
||||||
|
return Il2cppUtils::GetMethodPointer("UnityEngine.AssetBundleModule.dll", "UnityEngine", "AssetBundleRequest", "get_allAssets");
|
||||||
|
}
|
||||||
|
|
||||||
|
void* ResolveResourcesLoadHookAddress() {
|
||||||
|
if (const auto addr = Il2cppUtils::il2cpp_resolve_icall(
|
||||||
|
"UnityEngine.ResourcesAPIInternal::Load(System.String,System.Type)")) {
|
||||||
|
return addr;
|
||||||
|
}
|
||||||
|
return Il2cppUtils::GetMethodPointer("UnityEngine.CoreModule.dll", "UnityEngine", "ResourcesAPIInternal",
|
||||||
|
"Load", {"System.String", "System.Type"});
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
|
@ -0,0 +1,23 @@
|
||||||
|
#ifndef GAKUMAS_LOCALIFY_HOOK_TEXTURE_H
|
||||||
|
#define GAKUMAS_LOCALIFY_HOOK_TEXTURE_H
|
||||||
|
|
||||||
|
#include <string>
|
||||||
|
|
||||||
|
namespace GakumasLocal::HookMain
|
||||||
|
{
|
||||||
|
void* ReplaceTextureOrSpriteAsset(void* result, const std::string& assetName);
|
||||||
|
void* ReplaceTextureOrSpriteByObjectName(void* result);
|
||||||
|
void ReplaceAllAssetTextures(void* allAssets);
|
||||||
|
void* ReplaceSpriteAssetByTextureName(void* sprite);
|
||||||
|
void* ReplaceSpriteTexture(void* texture2D);
|
||||||
|
|
||||||
|
void* ResolveSpriteGetTextureHookAddress();
|
||||||
|
void* ResolveAssetBundleLoadAssetHookAddress();
|
||||||
|
void* ResolveAssetBundleLoadAssetAsyncHookAddress();
|
||||||
|
void* ResolveAssetBundleRequestResultHookAddress();
|
||||||
|
void* ResolveAssetBundleRequestAssetHookAddress();
|
||||||
|
void* ResolveAssetBundleRequestAllAssetsHookAddress();
|
||||||
|
void* ResolveResourcesLoadHookAddress();
|
||||||
|
}
|
||||||
|
|
||||||
|
#endif // GAKUMAS_LOCALIFY_HOOK_TEXTURE_H
|
||||||
Loading…
Reference in New Issue