diff --git a/main.cpp b/main.cpp index c2b9c5150..73bb74eec 100644 --- a/main.cpp +++ b/main.cpp @@ -1,109 +1,119 @@ -#include -#include -#include -#include -#include -#include +#include +#include +#include #include -#include "memory_utils.h" +#include +#include +#include +#include +#include "dobby.h" +#include "imgui.h" +#include "backends/imgui_impl_android.h" +#include "backends/imgui_impl_opengl3.h" -// --- 全局变量与原始函数指针 --- -using T_eglSwapBuffers = EGLBoolean (*)(EGLDisplay, EGLSurface); -T_eglSwapBuffers orig_eglSwapBuffers = nullptr; +#define LOGI(...) __android_log_print(ANDROID_LOG_INFO, "ModMenu", __VA_ARGS__) -bool g_Initialized = false; -bool g_ShowMenu = true; +// 全局变量 +static ANativeWindow* g_AndroidWindow = nullptr; +static bool g_ImGuiReady = false; +static int g_GlWidth = 0; +static int g_GlHeight = 0; -// --- 渲染状态备份 (王者荣耀专项优化：深度还原) --- -void Hook_eglSwapBuffers(EGLDisplay display, EGLSurface surface) { - if (!g_Initialized) { - // 1. 初始化 ImGui 上下文 +// 原始 eglSwapBuffers 函数指针类型定义 +typedef EGLBoolean (*eglSwapBuffers_t)(EGLDisplay dpy, EGLSurface surface); +eglSwapBuffers_t original_eglSwapBuffers = nullptr; + +// ==================== ImGui 菜单绘制 ==================== +void RenderImGui() { + if (!g_ImGuiReady) return; + + ImGui_ImplOpenGL3_NewFrame(); + ImGui_ImplAndroid_NewFrame(); + ImGui::NewFrame(); + + // 在这里绘制你的菜单内容 + ImGui::Begin("Mod Menu"); + ImGui::Text("Injected via eglSwapBuffers Hook"); + ImGui::Text("FPS: %.1f", ImGui::GetIO().Framerate); + if (ImGui::Button("Click me")) { + LOGI("Button clicked!"); + } + ImGui::End(); + + ImGui::Render(); + ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData()); +} + +// ==================== Hook 函数 ==================== +EGLBoolean hooked_eglSwapBuffers(EGLDisplay dpy, EGLSurface surface) { + // 延迟初始化 ImGui（只执行一次） + static bool initialized = false; + if (!initialized && g_AndroidWindow != nullptr) { + // 获取 EGL 上下文信息 + eglQuerySurface(dpy, surface, EGL_WIDTH, &g_GlWidth); + eglQuerySurface(dpy, surface, EGL_HEIGHT, &g_GlHeight); + + // 初始化 ImGui + IMGUI_CHECKVERSION(); ImGui::CreateContext(); - ImGuiIO& io = ImGui::GetIO(); - io.IniFilename = nullptr; // 不保存配置文件，防止被游戏扫描到 - - // 2. 初始化后台渲染器 (王者荣耀使用 GLES3) + ImGui_ImplAndroid_Init(g_AndroidWindow); ImGui_ImplOpenGL3_Init("#version 300 es"); - - g_Initialized = true; + ImGui::StyleColorsDark(); + + initialized = true; + g_ImGuiReady = true; + LOGI("ImGui initialized successfully! Width: %d, Height: %d", g_GlWidth, g_GlHeight); } - if (g_ShowMenu) { - // --- [核心：全状态备份] 学习自高级 Hook 逻辑 --- - GLint last_program, last_vertex_array, last_array_buffer, last_element_array_buffer; - GLint last_viewport[4]; - GLint last_scissor_box[4]; - - glGetIntegerv(GL_CURRENT_PROGRAM, &last_program); - glGetIntegerv(GL_VERTEX_ARRAY_BINDING, &last_vertex_array); - glGetIntegerv(GL_ARRAY_BUFFER_BINDING, &last_array_buffer); - glGetIntegerv(GL_ELEMENT_ARRAY_BUFFER_BINDING, &last_element_array_buffer); - glGetIntegerv(GL_VIEWPORT, last_viewport); - glGetIntegerv(GL_SCISSOR_BOX, last_scissor_box); - - // 备份关键能力开关 - GLboolean last_enable_blend = glIsEnabled(GL_BLEND); - GLboolean last_enable_cull_face = glIsEnabled(GL_CULL_FACE); - GLboolean last_enable_depth_test = glIsEnabled(GL_DEPTH_TEST); - GLboolean last_enable_scissor_test = glIsEnabled(GL_SCISSOR_TEST); - - // --- 开始 ImGui 帧 --- - ImGui_ImplOpenGL3_NewFrame(); - ImGui::NewFrame(); - - // 绘制王者荣耀专属风格菜单 - ImGui::SetNextWindowSize(ImVec2(400, 320), ImGuiCond_FirstUseEver); - if (ImGui::Begin("JKInternal - SGame (王者荣耀)", nullptr, ImGuiWindowFlags_AlwaysAutoResize)) { - ImGui::TextColored(ImVec4(1, 1, 0, 1), "渲染注入成功: libEGL.so -> eglSwapBuffers"); - ImGui::Separator(); - - static bool esp_box = false; - static bool esp_line = false; - ImGui::Checkbox("英雄方框", &esp_box); - ImGui::SameLine(); - ImGui::Checkbox("英雄射线", &esp_line); - - static float draw_color[4] = { 1.0f, 0.0f, 0.0f, 1.0f }; - ImGui::ColorEdit4("绘制颜色", draw_color); - - ImGui::Separator(); - if (ImGui::Button("隐藏菜单 (按音量键恢复-未实现)")) { - g_ShowMenu = false; - } - } - ImGui::End(); - - // --- 渲染 ImGui --- - ImGui::Render(); - ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData()); - - // --- [核心：全状态还原] 让游戏管线无感知 --- - glUseProgram(last_program); - glBindVertexArray(last_vertex_array); - glBindBuffer(GL_ARRAY_BUFFER, last_array_buffer); - glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, last_element_array_buffer); - glViewport(last_viewport[0], last_viewport[1], (GLsizei)last_viewport[2], (GLsizei)last_viewport[3]); - glScissor(last_scissor_box[0], last_scissor_box[1], (GLsizei)last_scissor_box[2], (GLsizei)last_scissor_box[3]); - - if (last_enable_blend) glEnable(GL_BLEND); else glDisable(GL_BLEND); - if (last_enable_cull_face) glEnable(GL_CULL_FACE); else glDisable(GL_CULL_FACE); - if (last_enable_depth_test) glEnable(GL_DEPTH_TEST); else glDisable(GL_DEPTH_TEST); - if (last_enable_scissor_test) glEnable(GL_SCISSOR_TEST); else glDisable(GL_SCISSOR_TEST); + // 执行 ImGui 绘制 + if (g_ImGuiReady) { + RenderImGui(); } - // 调用原始函数指针，完成屏幕交换 - orig_eglSwapBuffers(display, surface); + // 调用原函数，保证游戏画面正常显示 + return original_eglSwapBuffers(dpy, surface); } -// --- 注入入口 --- +// ==================== 安装 Hook ==================== +void InstallHook() { + void* libegl = dlopen("libEGL.so", RTLD_LAZY); + if (!libegl) { + LOGI("Failed to load libEGL.so"); + return; + } + void* func = dlsym(libegl, "eglSwapBuffers"); + if (func) { + DobbyHook(func, (void*)hooked_eglSwapBuffers, (void**)&original_eglSwapBuffers); + LOGI("Dobby hook installed on eglSwapBuffers"); + } + dlclose(libegl); +} + +// ==================== 等待 libEGL 加载并 Hook ==================== +void SetupHooksThread() { + LOGI("SetupHooksThread started, waiting for libEGL.so..."); + while (true) { + if (dlopen("libEGL.so", RTLD_LAZY | RTLD_NOLOAD)) { + LOGI("libEGL.so found, installing hook..."); + InstallHook(); + break; + } + std::this_thread::sleep_for(std::chrono::seconds(1)); + } +} + +// ==================== so 入口 ==================== __attribute__((constructor)) -void MainEntry() { - // 动态获取 eglSwapBuffers 地址并进行 Dobby Hook - void* handle = dlopen("libEGL.so", RTLD_LAZY); - if (handle) { - void* target = dlsym(handle, "eglSwapBuffers"); - if (target) { - DobbyHook(target, (void*)Hook_eglSwapBuffers, (void**)&orig_eglSwapBuffers); - } +void Init() { + LOGI("libmodmenu.so loaded!"); + std::thread(SetupHooksThread).detach(); +} + +// ==================== JNI 函数，用于从 Java 层传递 ANativeWindow ==================== +extern "C" JNIEXPORT void JNICALL +Java_com_yourpackage_ModMenu_setNativeWindow(JNIEnv* env, jobject thiz, jobject surface) { + if (surface != nullptr) { + g_AndroidWindow = ANativeWindow_fromSurface(env, surface); + LOGI("Native window received from Java layer"); } }