mirror of
https://github.com/ocornut/imgui.git
synced 2026-11-06 22:45:48 +01:00
218 lines
7.4 KiB
C++
218 lines
7.4 KiB
C++
#include <pthread.h>
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#include <unistd.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 <dlfcn.h>
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#include <android/input.h>
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#include <stdio.h>
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#include <algorithm>
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#include <atomic>
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#include "dobby.h"
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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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#define TAG "ZeroConfig_Drive"
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static bool g_Initialized = false;
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struct {
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float x = 0.0f;
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float y = 0.0f;
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std::atomic<bool> down{false}; // 引入原子锁，防止多线程同时读写状态导致崩溃
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float renderW = 0.0f;
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float renderH = 0.0f;
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float physW = 3392.0f;
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float physH = 2400.0f;
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bool isSizeAutoDetected = false;
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} g_Touch;
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// 高度缩放基准
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static float g_DynamicScale = 1.0f;
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static float g_BaseWindowHeight = 0.0f;
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typedef EGLBoolean (*p_eglSwapBuffers)(EGLDisplay dpy, EGLSurface surface);
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static p_eglSwapBuffers old_eglSwapBuffers = nullptr;
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typedef int (*p_InputConsumer_consume)(void* instance, void* factory, bool consumeBatches, int64_t frameTime, uint32_t* outSeq, void** outEvent);
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static p_InputConsumer_consume old_consume = nullptr;
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void AutoFetchDeviceResolution() {
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FILE* pipe = popen("wm size", "r");
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if (!pipe) return;
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char buffer[128];
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while (fgets(buffer, sizeof(buffer), pipe) != NULL) {
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int w = 0, h = 0;
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if (sscanf(buffer, "Physical size: %dx%d", &w, &h) == 2 ||
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sscanf(buffer, "Override size: %dx%d", &w, &h) == 2) {
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g_Touch.physW = (float)std::max(w, h);
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g_Touch.physH = (float)std::min(w, h);
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g_Touch.isSizeAutoDetected = true;
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}
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}
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pclose(pipe);
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}
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void handle_android_event(AInputEvent* event) {
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if (AInputEvent_getType(event) == AINPUT_EVENT_TYPE_MOTION) {
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int32_t action = AMotionEvent_getAction(event) & AMOTION_EVENT_ACTION_MASK;
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float rawX = AMotionEvent_getX(event, 0);
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float rawY = AMotionEvent_getY(event, 0);
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float autoScaleX = g_Touch.renderW / g_Touch.physW;
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float autoScaleY = g_Touch.renderH / g_Touch.physH;
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g_Touch.x = rawX * autoScaleX;
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g_Touch.y = rawY * autoScaleY;
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if (action == AMOTION_EVENT_ACTION_DOWN) {
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g_Touch.down.store(true);
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} else if (action == AMOTION_EVENT_ACTION_UP || action == AMOTION_EVENT_ACTION_CANCEL) {
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g_Touch.down.store(false);
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}
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}
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}
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// =================================================================
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// 修复核心：移除导致内存泄露闪退的防穿透代码
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// =================================================================
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int hook_consume(void* instance, void* factory, bool consumeBatches, int64_t frameTime, uint32_t* outSeq, void** outEvent) {
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// 正常放行，绝对不拦截吞噬事件，防止底层的 InputEvent 缓冲池被耗尽！
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int res = old_consume(instance, factory, consumeBatches, frameTime, outSeq, outEvent);
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if (res == 0 && outEvent && *outEvent) {
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// 只做旁路监听，提取坐标给 ImGui，不干扰游戏本身的内存释放流程
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AInputEvent* event = (AInputEvent*)(*outEvent);
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handle_android_event(event);
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}
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return res;
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}
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EGLBoolean hook_eglSwapBuffers(EGLDisplay dpy, EGLSurface surface) {
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EGLint w, h;
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eglQuerySurface(dpy, surface, EGL_WIDTH, &w);
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eglQuerySurface(dpy, surface, EGL_HEIGHT, &h);
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if (w <= 0 || h <= 0) return old_eglSwapBuffers(dpy, surface);
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g_Touch.renderW = (float)w;
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g_Touch.renderH = (float)h;
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if (!g_Initialized) {
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ImGui::CreateContext();
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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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ImGuiIO& io = ImGui::GetIO();
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io.DisplaySize = ImVec2(g_Touch.renderW, g_Touch.renderH);
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io.MousePos = ImVec2(g_Touch.x, g_Touch.y);
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io.MouseDown[0] = g_Touch.down.load(); // 安全原子读取
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float deviceScale = (float)h / 1000.0f;
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if (deviceScale < 1.0f) deviceScale = 1.0f;
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float finalScale = deviceScale * g_DynamicScale;
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static ImGuiStyle default_style;
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static bool style_backed_up = false;
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if (!style_backed_up) {
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default_style = ImGui::GetStyle();
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style_backed_up = true;
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}
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ImGuiStyle& style = ImGui::GetStyle();
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style = default_style;
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style.ScaleAllSizes(3.0f * finalScale);
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style.WindowRounding = 12.0f;
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style.WindowMinSize = ImVec2(100.0f, 100.0f);
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io.FontGlobalScale = 3.0f * finalScale;
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ImGui_ImplOpenGL3_NewFrame();
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ImGui::NewFrame();
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if (g_Touch.down.load()) {
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ImGui::GetForegroundDrawList()->AddCircleFilled(io.MousePos, 20.0f, IM_COL32(0, 255, 0, 200));
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}
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if (g_BaseWindowHeight == 0.0f) {
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g_BaseWindowHeight = h * 0.45f;
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}
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ImGui::SetNextWindowPos(ImVec2(30, 30), ImGuiCond_FirstUseEver);
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ImGui::SetNextWindowSize(ImVec2(w * 0.7f, g_BaseWindowHeight), ImGuiCond_FirstUseEver);
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if (ImGui::Begin("Zero-Config Engine")) {
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float currentHeight = ImGui::GetWindowHeight();
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g_DynamicScale = currentHeight / g_BaseWindowHeight;
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if (g_DynamicScale < 0.4f) g_DynamicScale = 0.4f;
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if (g_DynamicScale > 3.0f) g_DynamicScale = 3.0f;
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ImGui::TextColored(ImVec4(0, 1, 1, 1), "[*] Magic Resize Active");
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ImGui::Separator();
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ImGui::Text("Render Surface: %.0f x %.0f", g_Touch.renderW, g_Touch.renderH);
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if (g_Touch.isSizeAutoDetected) {
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ImGui::TextColored(ImVec4(0, 1, 0, 1), "Physical Screen: %.0f x %.0f (Auto)", g_Touch.physW, g_Touch.physH);
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} else {
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ImGui::TextColored(ImVec4(1, 1, 0, 1), "Physical Screen: %.0f x %.0f (Fallback)", g_Touch.physW, g_Touch.physH);
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}
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ImGui::Separator();
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ImGui::TextColored(ImVec4(1, 1, 0, 1), "-> Drag RIGHT edge to show more text.");
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ImGui::TextColored(ImVec4(1, 1, 0, 1), "-> Drag BOTTOM edge to ZOOM IN/OUT.");
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ImGui::Separator();
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static bool esp_enabled = true;
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ImGui::Checkbox("Enable ESP (Demo)", &esp_enabled);
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static float test_slider = 50.0f;
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ImGui::SliderFloat("FOV Size", &test_slider, 0.0f, 100.0f);
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}
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ImGui::End();
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ImGui::Render();
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// =================================================================
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// 保留：Viewport 渲染防污染机制 (这个安全且必不可少)
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// =================================================================
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GLint last_viewport[4];
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glGetIntegerv(GL_VIEWPORT, last_viewport);
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GLint last_depth;
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glGetIntegerv(GL_DEPTH_TEST, &last_depth);
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glDisable(GL_DEPTH_TEST);
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glViewport(0, 0, w, h);
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ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
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glViewport(last_viewport[0], last_viewport[1], last_viewport[2], last_viewport[3]);
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if (last_depth) glEnable(GL_DEPTH_TEST);
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return old_eglSwapBuffers(dpy, surface);
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}
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void* init_thread(void*) {
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AutoFetchDeviceResolution();
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sleep(6);
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void* sym_egl = dlsym(RTLD_DEFAULT, "eglSwapBuffers");
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if (sym_egl) DobbyHook(sym_egl, (void*)hook_eglSwapBuffers, (void**)&old_eglSwapBuffers);
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void* consume_addr = DobbySymbolResolver("libinput.so", "_ZN7android13InputConsumer7consumeEPNS_26InputEventFactoryInterfaceEblPjPPNS_10InputEventE");
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if (consume_addr) DobbyHook(consume_addr, (void*)hook_consume, (void**)&old_consume);
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return nullptr;
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}
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__attribute__((constructor)) void init_plugin() {
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pthread_t t;
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pthread_create(&t, nullptr, init_thread, nullptr);
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}
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