mirror of
https://github.com/libretro/ppsspp.git
synced 2024-11-24 00:29:57 +00:00
b4496f1975
These are a bit strewn about and there are constants that aren't consistently used, which just adds confusion.
550 lines
14 KiB
C++
550 lines
14 KiB
C++
/*
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* Copyright (c) 2012 Sacha Refshauge
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*
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*/
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// Qt 4.7+ / 5.0+ implementation of the framework.
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// Currently supports: Android, Linux, Windows, Mac OSX
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#include <QApplication>
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#include <QUrl>
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#include <QDir>
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#include <QDesktopWidget>
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#include <QDesktopServices>
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#include <QLocale>
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#include <QScreen>
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#include <QThread>
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#include "ext/glslang/glslang/Public/ShaderLang.h"
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#if QT_VERSION > QT_VERSION_CHECK(5, 0, 0)
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#include <QStandardPaths>
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#ifdef QT_HAS_SYSTEMINFO
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#include <QScreenSaver>
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#endif
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#endif
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#ifdef SDL
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#include "SDL/SDLJoystick.h"
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#include "SDL_audio.h"
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#endif
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#include "QtMain.h"
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#include "gfx_es2/gpu_features.h"
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#include "math/math_util.h"
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#include "thread/threadutil.h"
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#include "Core/Config.h"
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#include "Core/ConfigValues.h"
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#include <string.h>
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MainUI *emugl = NULL;
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static int refreshRate = 60000;
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#ifdef SDL
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extern void mixaudio(void *userdata, Uint8 *stream, int len) {
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NativeMix((short *)stream, len / 4);
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}
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#endif
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std::string System_GetProperty(SystemProperty prop) {
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switch (prop) {
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case SYSPROP_NAME:
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#if defined(__ANDROID__)
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return "Qt:Android";
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#elif defined(Q_OS_LINUX)
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return "Qt:Linux";
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#elif defined(_WIN32)
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return "Qt:Windows";
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#elif defined(Q_OS_MAC)
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return "Qt:Mac";
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#else
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return "Qt";
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#endif
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case SYSPROP_LANGREGION:
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return QLocale::system().name().toStdString();
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default:
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return "";
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}
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}
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int System_GetPropertyInt(SystemProperty prop) {
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switch (prop) {
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case SYSPROP_AUDIO_SAMPLE_RATE:
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return 44100;
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case SYSPROP_DISPLAY_REFRESH_RATE:
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return refreshRate;
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case SYSPROP_DEVICE_TYPE:
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#if defined(__ANDROID__)
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return DEVICE_TYPE_MOBILE;
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#elif defined(Q_OS_LINUX)
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return DEVICE_TYPE_DESKTOP;
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#elif defined(_WIN32)
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return DEVICE_TYPE_DESKTOP;
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#elif defined(Q_OS_MAC)
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return DEVICE_TYPE_DESKTOP;
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#else
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return DEVICE_TYPE_DESKTOP;
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#endif
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default:
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return -1;
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}
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}
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bool System_GetPropertyBool(SystemProperty prop) {
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switch (prop) {
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case SYSPROP_HAS_BACK_BUTTON:
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return true;
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case SYSPROP_APP_GOLD:
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#ifdef GOLD
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return true;
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#else
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return false;
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#endif
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default:
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return false;
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}
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}
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void System_SendMessage(const char *command, const char *parameter) {
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if (!strcmp(command, "finish")) {
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qApp->exit(0);
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}
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}
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void System_AskForPermission(SystemPermission permission) {}
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PermissionStatus System_GetPermissionStatus(SystemPermission permission) { return PERMISSION_STATUS_GRANTED; }
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bool System_InputBoxGetString(const char *title, const char *defaultValue, char *outValue, size_t outLength)
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{
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QString text = emugl->InputBoxGetQString(QString(title), QString(defaultValue));
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if (text.isEmpty())
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return false;
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strcpy(outValue, text.toStdString().c_str());
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return true;
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}
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void Vibrate(int length_ms) {
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if (length_ms == -1 || length_ms == -3)
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length_ms = 50;
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else if (length_ms == -2)
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length_ms = 25;
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}
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void LaunchBrowser(const char *url)
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{
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QDesktopServices::openUrl(QUrl(url));
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}
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float CalculateDPIScale()
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{
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// Sane default rather than check DPI
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#if defined(USING_GLES2)
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return 1.2f;
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#else
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return 1.0f;
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#endif
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}
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static int mainInternal(QApplication &a) {
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#ifdef MOBILE_DEVICE
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emugl = new MainUI();
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emugl->resize(pixel_xres, pixel_yres);
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emugl->showFullScreen();
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#endif
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EnableFZ();
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// Disable screensaver
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#if defined(QT_HAS_SYSTEMINFO)
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QScreenSaver ssObject(emugl);
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ssObject.setScreenSaverEnabled(false);
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#endif
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#ifdef SDL
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SDLJoystick joy(true);
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joy.registerEventHandler();
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SDL_Init(SDL_INIT_AUDIO);
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SDL_AudioSpec fmt, ret_fmt;
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memset(&fmt, 0, sizeof(fmt));
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fmt.freq = 44100;
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fmt.format = AUDIO_S16;
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fmt.channels = 2;
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fmt.samples = 2048;
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fmt.callback = &mixaudio;
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fmt.userdata = (void *)0;
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if (SDL_OpenAudio(&fmt, &ret_fmt) < 0) {
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ELOG("Failed to open audio: %s", SDL_GetError());
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} else {
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if (ret_fmt.samples != fmt.samples) // Notify, but still use it
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ELOG("Output audio samples: %d (requested: %d)", ret_fmt.samples, fmt.samples);
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if (ret_fmt.freq != fmt.freq || ret_fmt.format != fmt.format || ret_fmt.channels != fmt.channels) {
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ELOG("Sound buffer format does not match requested format.");
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ELOG("Output audio freq: %d (requested: %d)", ret_fmt.freq, fmt.freq);
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ELOG("Output audio format: %d (requested: %d)", ret_fmt.format, fmt.format);
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ELOG("Output audio channels: %d (requested: %d)", ret_fmt.channels, fmt.channels);
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ELOG("Provided output format does not match requirement, turning audio off");
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SDL_CloseAudio();
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}
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}
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SDL_PauseAudio(0);
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#else
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QScopedPointer<MainAudio> audio(new MainAudio());
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audio->run();
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#endif
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int retval = a.exec();
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delete emugl;
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return retval;
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}
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void MainUI::EmuThreadFunc() {
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setCurrentThreadName("Emu");
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// There's no real requirement that NativeInit happen on this thread, though it can't hurt...
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// We just call the update/render loop here. NativeInitGraphics should be here though.
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NativeInitGraphics(graphicsContext);
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emuThreadState = (int)EmuThreadState::RUNNING;
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while (emuThreadState != (int)EmuThreadState::QUIT_REQUESTED) {
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updateAccelerometer();
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UpdateRunLoop();
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}
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emuThreadState = (int)EmuThreadState::STOPPED;
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NativeShutdownGraphics();
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graphicsContext->StopThread();
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}
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void MainUI::EmuThreadStart() {
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emuThreadState = (int)EmuThreadState::START_REQUESTED;
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emuThread = std::thread([&]() { this->EmuThreadFunc(); } );
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}
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void MainUI::EmuThreadStop() {
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emuThreadState = (int)EmuThreadState::QUIT_REQUESTED;
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}
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void MainUI::EmuThreadJoin() {
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emuThread.join();
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emuThread = std::thread();
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}
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MainUI::MainUI(QWidget *parent):
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QGLWidget(parent)
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{
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emuThreadState = (int)EmuThreadState::DISABLED;
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setAttribute(Qt::WA_AcceptTouchEvents);
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#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
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setAttribute(Qt::WA_LockLandscapeOrientation);
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#endif
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#if defined(MOBILE_DEVICE)
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acc = new QAccelerometer(this);
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acc->start();
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#endif
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setFocus();
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setFocusPolicy(Qt::StrongFocus);
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startTimer(16);
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}
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MainUI::~MainUI()
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{
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ILOG("MainUI::Destructor");
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if (emuThreadState != (int)EmuThreadState::DISABLED) {
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ILOG("EmuThreadStop");
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EmuThreadStop();
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while (graphicsContext->ThreadFrame()) {
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// Need to keep eating frames to allow the EmuThread to exit correctly.
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continue;
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}
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EmuThreadJoin();
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}
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#if defined(MOBILE_DEVICE)
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delete acc;
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#endif
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graphicsContext->Shutdown();
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delete graphicsContext;
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graphicsContext = nullptr;
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}
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QString MainUI::InputBoxGetQString(QString title, QString defaultValue)
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{
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bool ok;
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QString text = QInputDialog::getText(this, title, title, QLineEdit::Normal, defaultValue, &ok);
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if (!ok)
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text = QString();
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return text;
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}
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void MainUI::resizeGL(int w, int h)
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{
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if (UpdateScreenScale(w, h)) {
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NativeMessageReceived("gpu_resized", "");
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}
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xscale = w / this->width();
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yscale = h / this->height();
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PSP_CoreParameter().pixelWidth = pixel_xres;
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PSP_CoreParameter().pixelHeight = pixel_yres;
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}
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void MainUI::timerEvent(QTimerEvent *)
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{
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updateGL();
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emit newFrame();
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}
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void MainUI::changeEvent(QEvent *e)
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{
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QGLWidget::changeEvent(e);
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if(e->type() == QEvent::WindowStateChange)
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Core_NotifyWindowHidden(isMinimized());
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}
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bool MainUI::event(QEvent *e)
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{
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TouchInput input;
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QList<QTouchEvent::TouchPoint> touchPoints;
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switch(e->type())
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{
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case QEvent::TouchBegin:
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case QEvent::TouchUpdate:
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case QEvent::TouchEnd:
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touchPoints = static_cast<QTouchEvent *>(e)->touchPoints();
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foreach (const QTouchEvent::TouchPoint &touchPoint, touchPoints) {
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switch (touchPoint.state()) {
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case Qt::TouchPointStationary:
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break;
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case Qt::TouchPointPressed:
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case Qt::TouchPointReleased:
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input.x = touchPoint.pos().x() * g_dpi_scale_x * xscale;
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input.y = touchPoint.pos().y() * g_dpi_scale_y * yscale;
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input.flags = (touchPoint.state() == Qt::TouchPointPressed) ? TOUCH_DOWN : TOUCH_UP;
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input.id = touchPoint.id();
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NativeTouch(input);
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break;
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case Qt::TouchPointMoved:
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input.x = touchPoint.pos().x() * g_dpi_scale_x * xscale;
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input.y = touchPoint.pos().y() * g_dpi_scale_y * yscale;
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input.flags = TOUCH_MOVE;
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input.id = touchPoint.id();
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NativeTouch(input);
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break;
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default:
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break;
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}
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}
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break;
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case QEvent::MouseButtonDblClick:
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if (!g_Config.bShowTouchControls || GetUIState() != UISTATE_INGAME)
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emit doubleClick();
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break;
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case QEvent::MouseButtonPress:
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case QEvent::MouseButtonRelease:
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input.x = ((QMouseEvent*)e)->pos().x() * g_dpi_scale_x * xscale;
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input.y = ((QMouseEvent*)e)->pos().y() * g_dpi_scale_y * yscale;
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input.flags = (e->type() == QEvent::MouseButtonPress) ? TOUCH_DOWN : TOUCH_UP;
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input.id = 0;
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NativeTouch(input);
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break;
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case QEvent::MouseMove:
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input.x = ((QMouseEvent*)e)->pos().x() * g_dpi_scale_x * xscale;
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input.y = ((QMouseEvent*)e)->pos().y() * g_dpi_scale_y * yscale;
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input.flags = TOUCH_MOVE;
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input.id = 0;
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NativeTouch(input);
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break;
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case QEvent::Wheel:
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NativeKey(KeyInput(DEVICE_ID_MOUSE, ((QWheelEvent*)e)->delta()<0 ? NKCODE_EXT_MOUSEWHEEL_DOWN : NKCODE_EXT_MOUSEWHEEL_UP, KEY_DOWN));
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break;
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case QEvent::KeyPress:
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NativeKey(KeyInput(DEVICE_ID_KEYBOARD, KeyMapRawQttoNative.find(((QKeyEvent*)e)->key())->second, KEY_DOWN));
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break;
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case QEvent::KeyRelease:
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NativeKey(KeyInput(DEVICE_ID_KEYBOARD, KeyMapRawQttoNative.find(((QKeyEvent*)e)->key())->second, KEY_UP));
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break;
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default:
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return QWidget::event(e);
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}
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e->accept();
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return true;
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}
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void MainUI::initializeGL() {
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if (g_Config.iGPUBackend != (int)GPUBackend::OPENGL) {
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ILOG("Only GL supported under Qt - switching.");
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g_Config.iGPUBackend = (int)GPUBackend::OPENGL;
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}
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#ifndef USING_GLES2
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// Some core profile drivers elide certain extensions from GL_EXTENSIONS/etc.
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// glewExperimental allows us to force GLEW to search for the pointers anyway.
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if (gl_extensions.IsCoreContext) {
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glewExperimental = true;
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}
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glewInit();
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// Unfortunately, glew will generate an invalid enum error, ignore.
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if (gl_extensions.IsCoreContext) {
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glGetError();
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}
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#endif
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if (g_Config.iGPUBackend == (int)GPUBackend::OPENGL) {
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// OpenGL uses a background thread to do the main processing and only renders on the gl thread.
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ILOG("Initializing GL graphics context");
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graphicsContext = new QtGLGraphicsContext();
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ILOG("Using thread, starting emu thread");
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EmuThreadStart();
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} else {
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ILOG("Not using thread, backend=%d", (int)g_Config.iGPUBackend);
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}
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graphicsContext->ThreadStart();
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}
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void MainUI::paintGL() {
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#ifdef SDL
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SDL_PumpEvents();
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#endif
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updateAccelerometer();
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if (emuThreadState == (int)EmuThreadState::DISABLED) {
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UpdateRunLoop();
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} else {
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graphicsContext->ThreadFrame();
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// Do the rest in EmuThreadFunc
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}
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}
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void MainUI::updateAccelerometer()
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{
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#if defined(MOBILE_DEVICE)
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// TODO: Toggle it depending on whether it is enabled
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QAccelerometerReading *reading = acc->reading();
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if (reading) {
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AxisInput axis;
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axis.deviceId = DEVICE_ID_ACCELEROMETER;
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axis.flags = 0;
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axis.axisId = JOYSTICK_AXIS_ACCELEROMETER_X;
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axis.value = reading->x();
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NativeAxis(axis);
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axis.axisId = JOYSTICK_AXIS_ACCELEROMETER_Y;
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axis.value = reading->y();
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NativeAxis(axis);
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axis.axisId = JOYSTICK_AXIS_ACCELEROMETER_Z;
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axis.value = reading->z();
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NativeAxis(axis);
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}
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#endif
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}
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#ifndef SDL
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// Audio
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#define AUDIO_FREQ 44100
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#define AUDIO_CHANNELS 2
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#define AUDIO_SAMPLES 2048
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#define AUDIO_SAMPLESIZE 16
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#define AUDIO_BUFFERS 5
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MainAudio::~MainAudio()
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{
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if (feed != NULL) {
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killTimer(timer);
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feed->close();
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}
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if (output) {
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output->stop();
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delete output;
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}
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if (mixbuf)
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free(mixbuf);
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}
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void MainAudio::run()
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{
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QAudioFormat fmt;
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fmt.setSampleRate(AUDIO_FREQ);
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fmt.setCodec("audio/pcm");
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fmt.setChannelCount(AUDIO_CHANNELS);
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fmt.setSampleSize(AUDIO_SAMPLESIZE);
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fmt.setByteOrder(QAudioFormat::LittleEndian);
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fmt.setSampleType(QAudioFormat::SignedInt);
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mixlen = sizeof(short)*AUDIO_BUFFERS*AUDIO_CHANNELS*AUDIO_SAMPLES;
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mixbuf = (char*)malloc(mixlen);
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output = new QAudioOutput(fmt);
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output->setBufferSize(mixlen);
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feed = output->start();
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if (feed != NULL) {
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// buffering has already done in the internal mixed buffer
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// use a small interval to copy mixed audio stream from
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// internal buffer to audio output buffer as soon as possible
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// use 1 instead of 0 to prevent CPU exhausting
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timer = startTimer(1);
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}
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}
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void MainAudio::timerEvent(QTimerEvent *)
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{
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memset(mixbuf, 0, mixlen);
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size_t frames = NativeMix((short *)mixbuf, AUDIO_BUFFERS*AUDIO_SAMPLES);
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if (frames > 0)
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feed->write(mixbuf, sizeof(short) * AUDIO_CHANNELS * frames);
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}
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#endif
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#ifndef SDL
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Q_DECL_EXPORT
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#endif
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int main(int argc, char *argv[])
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{
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for (int i = 1; i < argc; i++) {
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if (!strcmp(argv[i], "--version")) {
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printf("%s\n", PPSSPP_GIT_VERSION);
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return 0;
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}
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}
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glslang::InitializeProcess();
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#if defined(Q_OS_LINUX)
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QApplication::setAttribute(Qt::AA_X11InitThreads, true);
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#endif
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QApplication a(argc, argv);
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QSize res = QApplication::desktop()->screenGeometry().size();
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if (res.width() < res.height())
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res.transpose();
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pixel_xres = res.width();
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pixel_yres = res.height();
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g_dpi_scale_x = CalculateDPIScale();
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g_dpi_scale_y = CalculateDPIScale();
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g_dpi_scale_real_x = g_dpi_scale_x;
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g_dpi_scale_real_y = g_dpi_scale_y;
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dp_xres = (int)(pixel_xres * g_dpi_scale_x);
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dp_yres = (int)(pixel_yres * g_dpi_scale_y);
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refreshRate = (int)(a.primaryScreen()->refreshRate() * 1000);
|
|
|
|
std::string savegame_dir = ".";
|
|
std::string external_dir = ".";
|
|
#if QT_VERSION > QT_VERSION_CHECK(5, 0, 0)
|
|
savegame_dir = QStandardPaths::writableLocation(QStandardPaths::HomeLocation).toStdString();
|
|
external_dir = QStandardPaths::writableLocation(QStandardPaths::DataLocation).toStdString();
|
|
#endif
|
|
savegame_dir += "/";
|
|
external_dir += "/";
|
|
|
|
NativeInit(argc, (const char **)argv, savegame_dir.c_str(), external_dir.c_str(), nullptr);
|
|
|
|
// TODO: Support other backends than GL, like Vulkan, in the Qt backend.
|
|
g_Config.iGPUBackend = (int)GPUBackend::OPENGL;
|
|
|
|
int ret = mainInternal(a);
|
|
ILOG("Left mainInternal here.");
|
|
|
|
#ifdef SDL
|
|
SDL_PauseAudio(1);
|
|
SDL_CloseAudio();
|
|
#endif
|
|
NativeShutdown();
|
|
glslang::FinalizeProcess();
|
|
return ret;
|
|
}
|
|
|