mirror of
https://github.com/ocornut/imgui.git
synced 2026-11-06 14:35:51 +01:00
132 lines
4.4 KiB
C++
132 lines
4.4 KiB
C++
#include <jni.h>
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#include <dlfcn.h>
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#include <pthread.h>
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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
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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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// Vulkan 偷取到的上下文
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struct {
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VkInstance Instance = VK_NULL_HANDLE;
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VkPhysicalDevice PhysicalDevice = VK_NULL_HANDLE;
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VkDevice Device = VK_NULL_HANDLE;
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VkQueue Queue = VK_NULL_HANDLE;
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uint32_t QueueFamily = 0;
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} g_VulkanCtx;
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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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// 这里处理你的功能逻辑，比如读取 com.tencent.jkchess 的内存偏移
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ImGui::Begin("JKMenu v1.0", nullptr, ImGuiWindowFlags_AlwaysAutoResize);
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ImGui::Text("Render: %s", g_VulkanMode ? "Vulkan (Adreno)" : "OpenGL ES 3.0");
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ImGui::Separator();
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static bool test_check = false;
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ImGui::Checkbox("示例功能开关", &test_check);
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if (ImGui::Button("清理日志")) {
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LOGI("用户点击了清理按钮");
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}
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ImGui::End();
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}
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// --- OpenGL Hook 实现 (兼容模式用) ---
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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 ImGui...");
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ImGui::CreateContext();
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ImGui_ImplAndroid_Init(nullptr); // 实际项目中需传入 NativeWindow
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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 (普通模式用) ---
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VkResult hook_vkQueueSubmit(VkQueue queue, uint32_t submitCount, const VkSubmitInfo* pSubmits, VkFence fence) {
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// Vulkan 模式下的逻辑更复杂，通常建议在兼容模式稳定后再深入
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// 这里仅做环境记录，防止崩溃
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if (!g_Initialized) {
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LOGI("检测到 Vulkan 提交，当前为普通模式运行。");
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// 注意：Vulkan 的 ImGui 需要大量的 DescriptorPool 初始化，建议先引导用户用兼容模式
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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 线程已启动，等待游戏渲染模块加载...");
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sleep(5); // 等待游戏初始化完成
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// 1. 优先检查是否为 Vulkan (普通模式)
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void* vulkan_handle = dlopen("vulkan.adreno.so", RTLD_NOLOAD);
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if (vulkan_handle) {
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g_VulkanMode = true;
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LOGI(">>> 发现 Vulkan 驱动，尝试挂载普通模式 Hook...");
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// 使用你之前日志里的高通特有符号
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void* vk_submit = dlsym(vulkan_handle, "_ZN11qglinternal13vkQueueSubmitEP9VkQueue_TjPK12VkSubmitInfoP9VkFence_T");
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if (vk_submit) {
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DobbyHook(vk_submit, (void*)hook_vkQueueSubmit, (void**)&old_vkQueueSubmit);
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LOGI("Vulkan Hook 成功！");
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}
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}
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// 2. 无论是否发现 Vulkan，都 Hook EGL (兼容模式)
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// 因为用户可能随时在游戏设置里切换
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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！");
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}
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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("JKMenu .so 已成功注入进程: 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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