Initial Qt Commit

src/qt/qt_main.cpp

@@ -0,0 +1,104 @@
+#include <QApplication>
+#include <QDebug>
+#include <QElapsedTimer>
+#include <QThread>
+#include <QTimer>
+
+#include <86box/86box.h>
+#include <86box/plat.h>
+#include <86box/ui.h>
+#include <86box/video.h>
+
+#include <thread>
+
+#include "qt_mainwindow.hpp"
+#include "qt_sdl.h"
+
+
+// Void Cast
+#define VC(x) const_cast<wchar_t*>(x)
+
+extern QElapsedTimer elapsed_timer;
+extern int nvr_dosave;
+extern MainWindow* main_window;
+
+extern "C" {
+    extern int qt_nvr_save(void);
+}
+
+void
+main_thread_fn()
+{
+    uint64_t old_time, new_time;
+    int drawits, frames;
+
+    QThread::currentThread()->setPriority(QThread::HighestPriority);
+    framecountx = 0;
+    //title_update = 1;
+    old_time = elapsed_timer.elapsed();
+    drawits = frames = 0;
+    while (!is_quit && cpu_thread_run) {
+        /* See if it is time to run a frame of code. */
+        new_time = elapsed_timer.elapsed();
+        drawits += (new_time - old_time);
+        old_time = new_time;
+        if (drawits > 0 && !dopause) {
+            /* Yes, so do one frame now. */
+            drawits -= 10;
+            if (drawits > 50)
+                drawits = 0;
+
+            /* Run a block of code. */
+            pc_run();
+
+            /* Every 200 frames we save the machine status. */
+            if (++frames >= 200 && nvr_dosave) {
+                qt_nvr_save();
+                nvr_dosave = 0;
+                frames = 0;
+            }
+        } else	/* Just so we dont overload the host OS. */
+            std::this_thread::sleep_for(std::chrono::milliseconds(1));
+
+        /* If needed, handle a screen resize. */
+        if (doresize && !video_fullscreen && !is_quit) {
+            if (vid_resize & 2)
+                plat_resize(fixed_size_x, fixed_size_y);
+            else
+                plat_resize(scrnsz_x, scrnsz_y);
+            doresize = 0;
+        }
+    }
+
+    is_quit = 1;
+}
+
+int main(int argc, char* argv[]) {
+    QApplication app(argc, argv);
+    elapsed_timer.start();
+
+    pc_init(argc, argv);
+    if (! pc_init_modules()) {
+        ui_msgbox_header(MBX_FATAL, VC(L"No ROMs found."), VC(L"86Box could not find any usable ROM images.\n\nPlease download a ROM set and extract it into the \"roms\" directory."));
+        return 6;
+    }
+
+    main_window = new MainWindow();
+    main_window->show();
+
+    pc_reset_hard_init();
+
+    /* Set the PAUSE mode depending on the renderer. */
+    // plat_pause(0);
+
+    /* Initialize the rendering window, or fullscreen. */
+    auto main_thread = std::thread([] {
+       main_thread_fn();
+    });
+
+    auto ret = app.exec();
+    cpu_thread_run = 0;
+    main_thread.join();
+
+    return ret;
+}