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Update main.cpp

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gggaa2152 2026-04-06 05:58:33 +08:00 committed by GitHub
parent f4c3c9731c
commit 89a7d43c4e
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1 changed files with 20 additions and 14 deletions
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main.cpp
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@ -44,7 +44,7 @@ uintptr_t get_module_base(const char* name) {
void DrawImGui(int width, int height) {
if (!g_ShowMenu) return;
// 1. 保存当前所有可能被 ImGui 改变的 GL 状态
// 1. 保存当前所有可能被 ImGui 改变的 GL 状态 (全量保存)
GLint last_program, last_texture, last_array_buffer, last_vao;
glGetIntegerv(GL_CURRENT_PROGRAM, &last_program);
glGetIntegerv(GL_TEXTURE_BINDING_2D, &last_texture);
@ -65,7 +65,7 @@ void DrawImGui(int width, int height) {
ImGui::SetNextWindowSize(ImVec2(400, 250), ImGuiCond_FirstUseEver);
if (ImGui::Begin("JKMenu Render Test", &g_ShowMenu)) {
ImGui::Text("Render Status: Active");
ImGui::Text("Wait for Input Implementation...");
ImGui::Text("GL Version: %s", glGetString(GL_VERSION));
ImGui::Separator();
static float f = 0.5f;
@ -81,7 +81,7 @@ void DrawImGui(int width, int height) {
ImGui::Render();
ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
// 4. 恢复原始状态 (极其重要，防止游戏闪退)
// 4. 恢复原始状态
glUseProgram(last_program);
glBindTexture(GL_TEXTURE_2D, last_texture);
glBindBuffer(GL_ARRAY_BUFFER, last_array_buffer);
@ -97,29 +97,33 @@ void DrawImGui(int width, int height) {
// --- EGL SwapBuffers Hook ---
EGLBoolean hook_eglSwapBuffers(EGLDisplay dpy, EGLSurface surface) {
// 简单的重入锁
static bool is_rendering = false;
if (is_rendering) return old_eglSwapBuffers(dpy, surface);
is_rendering = true;
g_FrameCount++;
// 初始化逻辑：等待 200 帧确保 Context 完全稳定
if (!g_Initialized && g_FrameCount > 200) {
if (eglGetCurrentContext() != EGL_NO_CONTEXT) {
LOGI("[TRACE] Step 3: Starting ImGui Render Init");
// 初始化逻辑
if (!g_Initialized) {
EGLContext ctx = eglGetCurrentContext();
// 降低门槛：只要有 Context 且 帧数 > 10 就可以尝试初始化
if (ctx != EGL_NO_CONTEXT && g_FrameCount > 60) {
LOGI("[TRACE] Step 3: Attempting ImGui Init with Context: %p", ctx);
IMGUI_CHECKVERSION();
ImGui::CreateContext();
ImGuiIO& io = ImGui::GetIO();
io.IniFilename = nullptr;
// 解决高分屏 UI 太小的问题
io.FontGlobalScale = 2.0f;
io.FontGlobalScale = 2.0f; // 适配移动端高分屏
// 优先尝试 300 es，如果失败尝试 nullptr 让后端自动检测
if (ImGui_ImplOpenGL3_Init("#version 300 es")) {
g_Initialized = true;
LOGI("[TRACE] Step 4: Render Init Success");
LOGI("[TRACE] Step 4: Render Init SUCCESS on Frame %d", g_FrameCount);
} else {
LOGE("[TRACE] ERROR: ImGui_ImplOpenGL3_Init Failed! GL Error: %d", glGetError());
// 如果 300 失败，清理掉 Context 准备下一帧重试或报错
ImGui::DestroyContext();
}
}
}
@ -146,11 +150,13 @@ void* init_thread(void*) {
usleep(100000);
}
// 仅 Hook 渲染函数
// 使用 RTLD_DEFAULT 确保拿到的是进程内正在运行的 eglSwapBuffers
void* sym_egl = dlsym(RTLD_DEFAULT, "eglSwapBuffers");
if (sym_egl) {
DobbyHook(sym_egl, (void*)hook_eglSwapBuffers, (void**)&old_eglSwapBuffers);
LOGI("[TRACE] Step 2: eglSwapBuffers Hooked (Render Only)");
} else {
LOGE("[TRACE] FATAL: Could not find eglSwapBuffers symbol!");
}
return nullptr;