mirror of
https://github.com/ocornut/imgui.git
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126 lines
4.1 KiB
C++
126 lines
4.1 KiB
C++
#include <jni.h>
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#include <dlfcn.h>
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#include <pthread.h>
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#include <unistd.h> // 修复 sleep 报错的关键头文件
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#include <android/log.h>
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#include <EGL/egl.h>
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#include <GLES3/gl3.h>
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#include <vulkan/vulkan.h>
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// 引入 Dobby Hook 库
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#include "dobby.h"
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// 引入 ImGui 核心与后端
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#include "imgui.h"
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#include "imgui_impl_android.h"
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#include "imgui_impl_opengl3.h"
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#include "imgui_impl_vulkan.h"
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#define TAG "JKMenu_Core"
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#define LOGI(...) __android_log_print(ANDROID_LOG_INFO, TAG, __VA_ARGS__)
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#define LOGE(...) __android_log_print(ANDROID_LOG_ERROR, TAG, __VA_ARGS__)
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// --- 全局变量与状态 ---
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static bool g_Initialized = false;
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static bool g_VulkanMode = false;
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// --- 原函数指针备份 ---
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typedef EGLBoolean (*eglSwapBuffers_t)(EGLDisplay, EGLSurface);
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static eglSwapBuffers_t old_eglSwapBuffers = nullptr;
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typedef VkResult (*vkQueueSubmit_t)(VkQueue, uint32_t, const VkSubmitInfo*, VkFence);
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static vkQueueSubmit_t old_vkQueueSubmit = nullptr;
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// --- 统一的菜单绘制逻辑 ---
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void DrawJKMenu() {
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if (!ImGui::GetCurrentContext()) return;
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// 这里是你的菜单 UI 逻辑
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ImGui::Begin("JKMenu v1.0", nullptr, ImGuiWindowFlags_AlwaysAutoResize);
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ImGui::Text("Render Mode: %s", g_VulkanMode ? "Vulkan (Adreno)" : "OpenGL ES 3.0");
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ImGui::Separator();
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static bool show_esp = false;
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ImGui::Checkbox("显示射线 (ESP)", &show_esp);
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if (ImGui::Button("强制卸载菜单")) {
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LOGI("用户请求卸载...");
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}
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ImGui::End();
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}
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// --- OpenGL Hook 实现 ---
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EGLBoolean hook_eglSwapBuffers(EGLDisplay dpy, EGLSurface surf) {
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if (!g_Initialized) {
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LOGI(">>> 正在初始化 OpenGL 渲染后端...");
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ImGui::CreateContext();
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// 初始化 Android 平台后端
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ImGui_ImplAndroid_Init(nullptr);
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// 初始化 OpenGL3 后端
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ImGui_ImplOpenGL3_Init("#version 300 es");
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g_Initialized = true;
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}
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ImGui_ImplOpenGL3_NewFrame();
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ImGui_ImplAndroid_NewFrame();
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ImGui::NewFrame();
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DrawJKMenu();
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ImGui::Render();
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ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
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return old_eglSwapBuffers(dpy, surf);
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}
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// --- Vulkan Hook 实现 (探测占位) ---
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VkResult hook_vkQueueSubmit(VkQueue queue, uint32_t submitCount, const VkSubmitInfo* pSubmits, VkFence fence) {
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// 如果检测到是 Vulkan 模式，建议先打印日志，确认 Hook 是否生效
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if (!g_Initialized) {
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LOGI(">>> 发现游戏正在使用 Vulkan 渲染，请切换至【兼容模式】使用菜单。");
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g_Initialized = true;
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}
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return old_vkQueueSubmit(queue, submitCount, pSubmits, fence);
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}
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// --- 核心探测与 Hook 线程 ---
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void* init_thread(void*) {
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LOGI("JKMenu 核心线程启动，等待系统环境稳定...");
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// 给游戏一点启动时间，防止在加载库时发生冲突
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sleep(5);
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// 1. 探测 Vulkan 驱动 (针对 Adreno GPU)
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void* vulkan_handle = dlopen("vulkan.adreno.so", RTLD_NOLOAD);
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if (vulkan_handle) {
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LOGI("检测到 Adreno Vulkan 驱动，尝试定位提交函数...");
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// 使用之前日志抓取到的特定符号
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void* vk_submit = dlsym(vulkan_handle, "_ZN11qglinternal13vkQueueSubmitEP9VkQueue_TjPK12VkSubmitInfoP9VkFence_T");
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if (vk_submit) {
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g_VulkanMode = true;
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DobbyHook(vk_submit, (void*)hook_vkQueueSubmit, (void**)&old_vkQueueSubmit);
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LOGI("Vulkan Hook 成功挂载！");
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}
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}
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// 2. 探测 OpenGL 环境 (libEGL.so)
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// 无论是否是 Vulkan 模式，都挂载 EGL，这样切换模式后能立刻生效
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void* egl_addr = DobbySymbolResolver("libEGL.so", "eglSwapBuffers");
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if (egl_addr) {
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DobbyHook(egl_addr, (void*)hook_eglSwapBuffers, (void**)&old_eglSwapBuffers);
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LOGI("OpenGL (兼容模式) Hook 成功挂载！");
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}
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LOGI("探测完成，JKMenu 运行中。");
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return nullptr;
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}
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// --- JNI 入口 ---
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JNIEXPORT jint JNICALL JNI_OnLoad(JavaVM* vm, void* reserved) {
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LOGI("libJKMenu.so 已加载。包名: com.tencent.jkchess");
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pthread_t tid;
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pthread_create(&tid, nullptr, init_thread, nullptr);
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return JNI_VERSION_1_6;
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}
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