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Update main.cpp

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gggaa2152 2026-04-07 00:07:49 +08:00 committed by GitHub
parent 47150a57fa
commit 4aa5c8f429
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1 changed files with 41 additions and 10 deletions
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main.cpp
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@ -29,9 +29,9 @@ struct {
bool isSizeAutoDetected = false;
} g_Touch;
// --- 修复截断：改用高度作为缩放基准 ---
// 高度缩放基准
static float g_DynamicScale = 1.0f;
static float g_BaseWindowHeight = 0.0f; // 变更为 Height
static float g_BaseWindowHeight = 0.0f;
typedef EGLBoolean (*p_eglSwapBuffers)(EGLDisplay dpy, EGLSurface surface);
static p_eglSwapBuffers old_eglSwapBuffers = nullptr;
@ -77,10 +77,28 @@ void handle_android_event(AInputEvent* event) {
}
}
int hook_consume(void* a, void* b, bool c, int64_t d, uint32_t* e, void** f) {
int res = old_consume(a, b, c, d, e, f);
if (res == 0 && f && *f) {
handle_android_event((AInputEvent*)*f);
// =================================================================
// 核心照抄区 1：完美触摸不穿透
// =================================================================
int hook_consume(void* instance, void* factory, bool consumeBatches, int64_t frameTime, uint32_t* outSeq, void** outEvent) {
// 1. 先让系统原函数去读取事件
int res = old_consume(instance, factory, consumeBatches, frameTime, outSeq, outEvent);
if (res == 0 && outEvent && *outEvent) {
// 2. 我们先拿到事件并转换坐标给 ImGui
AInputEvent* event = (AInputEvent*)(*outEvent);
handle_android_event(event);
// 3. 【防穿透绝杀】判断当前手指是否点在菜单上
if (g_Initialized && ImGui::GetCurrentContext() != nullptr) {
ImGuiIO& io = ImGui::GetIO();
if (io.WantCaptureMouse) {
// 如果点在菜单上，直接把底层传给游戏引擎的事件指针“没收”
*outEvent = nullptr;
// 返回 -EWOULDBLOCK (-11)，欺骗安卓系统，让它以为当前队列为空！
return -11;
}
}
}
return res;
}
@ -131,19 +149,15 @@ EGLBoolean hook_eglSwapBuffers(EGLDisplay dpy, EGLSurface surface) {
ImGui::GetForegroundDrawList()->AddCircleFilled(io.MousePos, 20.0f, IM_COL32(0, 255, 0, 200));
}
// 初始化基准高度，并给予极其宽裕的初始宽度，防止一开始就截断
if (g_BaseWindowHeight == 0.0f) {
g_BaseWindowHeight = h * 0.45f;
}
ImGui::SetNextWindowPos(ImVec2(30, 30), ImGuiCond_FirstUseEver);
// 初始宽度设为屏幕的 70%，保证右侧绝对不会被遮挡
ImGui::SetNextWindowSize(ImVec2(w * 0.7f, g_BaseWindowHeight), ImGuiCond_FirstUseEver);
if (ImGui::Begin("Zero-Config Engine")) {
// 【关键修复】：只读取高度来计算缩放比例
// 这样你横向拉伸窗口时，只会增加显示面积，不会让字变大！
float currentHeight = ImGui::GetWindowHeight();
g_DynamicScale = currentHeight / g_BaseWindowHeight;
@ -176,10 +190,27 @@ EGLBoolean hook_eglSwapBuffers(EGLDisplay dpy, EGLSurface surface) {
ImGui::Render();
// =================================================================
// 核心照抄区 2：Viewport 渲染防污染机制
// =================================================================
// 备份游戏本身的 Viewport 和 深度测试状态
GLint last_viewport[4];
glGetIntegerv(GL_VIEWPORT, last_viewport);
GLint last_depth;
glGetIntegerv(GL_DEPTH_TEST, &last_depth);
// 关闭深度测试，防止 UI 被游戏的 3D 模型遮挡
glDisable(GL_DEPTH_TEST);
// 强制把渲染视口设置到与我们的 DisplaySize 一致
// 这行就是 2.txt 里的：glViewport(0, 0, g_gl_width, g_gl_height);
glViewport(0, 0, w, h);
// 绘制 ImGui 数据
ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
// 完美复原游戏环境，游戏引擎就不会崩溃或画面扭曲
glViewport(last_viewport[0], last_viewport[1], last_viewport[2], last_viewport[3]);
if (last_depth) glEnable(GL_DEPTH_TEST);
return old_eglSwapBuffers(dpy, surface);