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ppsspp/SDL/SDLMain.cpp
Henrik Rydgård 177a6821ee Merge branch 'serena/macos-bar-menu-items'
2023-03-28 21:54:14 +02:00

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// SDL/EGL implementation of the framework.
// This is quite messy due to platform-specific implementations and #ifdef's.
// If your platform is not supported, it is suggested to use Qt instead.
#include <cstdlib>
#include <unistd.h>
#include <pwd.h>
#include "ppsspp_config.h"
#include "SDL.h"
#include "SDL/SDLJoystick.h"
SDLJoystick *joystick = NULL;
#if PPSSPP_PLATFORM(RPI)
#include <bcm_host.h>
#endif
#include <atomic>
#include <algorithm>
#include <cmath>
#include <csignal>
#include <thread>
#include <locale>
#include "Common/System/Display.h"
#include "Common/System/System.h"
#include "Common/System/Request.h"
#include "Common/System/NativeApp.h"
#include "ext/glslang/glslang/Public/ShaderLang.h"
#include "Common/Data/Format/PNGLoad.h"
#include "Common/Net/Resolve.h"
#include "Common/File/FileUtil.h"
#include "NKCodeFromSDL.h"
#include "Common/Math/math_util.h"
#include "Common/GPU/OpenGL/GLRenderManager.h"
#include "Common/Profiler/Profiler.h"
#include "SDL_syswm.h"
#if defined(VK_USE_PLATFORM_XLIB_KHR)
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#elif defined(VK_USE_PLATFORM_XCB_KHR)
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xlib-xcb.h>
#endif
#include "Common/GraphicsContext.h"
#include "Common/TimeUtil.h"
#include "Common/Input/InputState.h"
#include "Common/Input/KeyCodes.h"
#include "Common/Data/Collections/ConstMap.h"
#include "Common/Data/Encoding/Utf8.h"
#include "Common/Thread/ThreadUtil.h"
#include "Core/System.h"
#include "Core/Core.h"
#include "Core/Config.h"
#include "Core/ConfigValues.h"
#include "SDLGLGraphicsContext.h"
#include "SDLVulkanGraphicsContext.h"
#if PPSSPP_PLATFORM(MAC) || PPSSPP_PLATFORM(IOS)
#include "UI/DarwinFileSystemServices.h"
#endif
#if PPSSPP_PLATFORM(MAC)
#include "CocoaBarItems.h"
#endif
GlobalUIState lastUIState = UISTATE_MENU;
GlobalUIState GetUIState();
static int g_QuitRequested = 0;
static int g_DesktopWidth = 0;
static int g_DesktopHeight = 0;
static float g_RefreshRate = 60.f;
static int g_sampleRate = 44100;
static SDL_AudioSpec g_retFmt;
// Window state to be transferred to the main SDL thread.
static std::mutex g_mutexWindow;
struct WindowState {
std::string title;
bool toggleFullScreenNextFrame;
int toggleFullScreenType;
bool clipboardDataAvailable;
std::string clipboardString;
bool update;
};
static WindowState g_windowState;
int getDisplayNumber(void) {
int displayNumber = 0;
char * displayNumberStr;
//get environment
displayNumberStr=getenv("SDL_VIDEO_FULLSCREEN_HEAD");
if (displayNumberStr) {
displayNumber = atoi(displayNumberStr);
}
return displayNumber;
}
void sdl_mixaudio_callback(void *userdata, Uint8 *stream, int len) {
NativeMix((short *)stream, len / (2 * 2), g_sampleRate);
}
static SDL_AudioDeviceID audioDev = 0;
// Must be called after NativeInit().
static void InitSDLAudioDevice(const std::string &name = "") {
SDL_AudioSpec fmt;
memset(&fmt, 0, sizeof(fmt));
fmt.freq = g_sampleRate;
fmt.format = AUDIO_S16;
fmt.channels = 2;
fmt.samples = 256;
fmt.callback = &sdl_mixaudio_callback;
fmt.userdata = nullptr;
std::string startDevice = name;
if (startDevice.empty()) {
startDevice = g_Config.sAudioDevice;
}
audioDev = 0;
if (!startDevice.empty()) {
audioDev = SDL_OpenAudioDevice(startDevice.c_str(), 0, &fmt, &g_retFmt, SDL_AUDIO_ALLOW_FREQUENCY_CHANGE);
if (audioDev <= 0) {
WARN_LOG(AUDIO, "Failed to open audio device: %s", startDevice.c_str());
}
}
if (audioDev <= 0) {
INFO_LOG(AUDIO, "SDL: Trying a different audio device");
audioDev = SDL_OpenAudioDevice(nullptr, 0, &fmt, &g_retFmt, SDL_AUDIO_ALLOW_FREQUENCY_CHANGE);
}
if (audioDev <= 0) {
ERROR_LOG(AUDIO, "Failed to open audio device: %s", SDL_GetError());
} else {
if (g_retFmt.samples != fmt.samples) // Notify, but still use it
ERROR_LOG(AUDIO, "Output audio samples: %d (requested: %d)", g_retFmt.samples, fmt.samples);
if (g_retFmt.format != fmt.format || g_retFmt.channels != fmt.channels) {
ERROR_LOG(AUDIO, "Sound buffer format does not match requested format.");
ERROR_LOG(AUDIO, "Output audio freq: %d (requested: %d)", g_retFmt.freq, fmt.freq);
ERROR_LOG(AUDIO, "Output audio format: %d (requested: %d)", g_retFmt.format, fmt.format);
ERROR_LOG(AUDIO, "Output audio channels: %d (requested: %d)", g_retFmt.channels, fmt.channels);
ERROR_LOG(AUDIO, "Provided output format does not match requirement, turning audio off");
SDL_CloseAudioDevice(audioDev);
}
SDL_PauseAudioDevice(audioDev, 0);
}
}
static void StopSDLAudioDevice() {
if (audioDev > 0) {
SDL_PauseAudioDevice(audioDev, 1);
SDL_CloseAudioDevice(audioDev);
}
}
// Simple implementations of System functions
void System_Toast(const char *text) {
#ifdef _WIN32
std::wstring str = ConvertUTF8ToWString(text);
MessageBox(0, str.c_str(), L"Toast!", MB_ICONINFORMATION);
#else
puts(text);
#endif
}
void System_ShowKeyboard() {
// Irrelevant on PC
}
void System_Vibrate(int length_ms) {
// Ignore on PC
}
bool System_MakeRequest(SystemRequestType type, int requestId, const std::string &param1, const std::string &param2, int param3) {
switch (type) {
case SystemRequestType::EXIT_APP:
case SystemRequestType::RESTART_APP: // Not sure how we best do this, but do a clean exit, better than being stuck in a bad state.
// Do a clean exit
g_QuitRequested = true;
return true;
#if PPSSPP_PLATFORM(MAC) || PPSSPP_PLATFORM(IOS)
case SystemRequestType::BROWSE_FOR_FILE:
{
DarwinDirectoryPanelCallback callback = [requestId] (bool success, Path path) {
if (success) {
g_requestManager.PostSystemSuccess(requestId, path.c_str());
} else {
g_requestManager.PostSystemFailure(requestId);
}
};
DarwinFileSystemServices services;
services.presentDirectoryPanel(callback, /* allowFiles = */ true, /* allowDirectories = */ false);
return true;
}
case SystemRequestType::BROWSE_FOR_FOLDER:
{
DarwinDirectoryPanelCallback callback = [requestId] (bool success, Path path) {
if (success) {
g_requestManager.PostSystemSuccess(requestId, path.c_str());
} else {
g_requestManager.PostSystemFailure(requestId);
}
};
DarwinFileSystemServices services;
services.presentDirectoryPanel(callback, /* allowFiles = */ false, /* allowDirectories = */ true);
return true;
}
#endif
case SystemRequestType::TOGGLE_FULLSCREEN_STATE:
{
std::lock_guard<std::mutex> guard(g_mutexWindow);
g_windowState.update = true;
g_windowState.toggleFullScreenNextFrame = true;
if (param1 == "1") {
g_windowState.toggleFullScreenType = 1;
} else if (param1 == "0") {
g_windowState.toggleFullScreenType = 0;
} else {
// Just toggle.
g_windowState.toggleFullScreenType = -1;
}
return true;
}
case SystemRequestType::SET_WINDOW_TITLE:
{
std::lock_guard<std::mutex> guard(g_mutexWindow);
g_windowState.title = param1.empty() ? "PPSSPP " : param1;
g_windowState.update = true;
return true;
}
case SystemRequestType::COPY_TO_CLIPBOARD:
{
std::lock_guard<std::mutex> guard(g_mutexWindow);
g_windowState.clipboardString = param1;
g_windowState.clipboardDataAvailable = true;
g_windowState.update = true;
return true;
}
default:
return false;
}
}
void System_AskForPermission(SystemPermission permission) {}
PermissionStatus System_GetPermissionStatus(SystemPermission permission) { return PERMISSION_STATUS_GRANTED; }
void System_ShowFileInFolder(const char *path) {
#if PPSSPP_PLATFORM(WINDOWS)
SFGAOF flags;
PIDLIST_ABSOLUTE pidl = nullptr;
HRESULT hr = SHParseDisplayName(ConvertUTF8ToWString(ReplaceAll(path, "/", "\\")).c_str(), nullptr, &pidl, 0, &flags);
if (pidl) {
if (SUCCEEDED(hr))
SHOpenFolderAndSelectItems(pidl, 0, NULL, 0);
CoTaskMemFree(pidl);
}
#elif PPSSPP_PLATFORM(MAC) || (PPSSPP_PLATFORM(LINUX) && !PPSSPP_PLATFORM(ANDROID))
pid_t pid = fork();
if (pid < 0)
return;
if (pid == 0) {
#if PPSSPP_PLATFORM(MAC)
execlp("open", "open", path, nullptr);
#else
execlp("xdg-open", "xdg-open", path, nullptr);
#endif
exit(1);
}
#endif
}
void System_LaunchUrl(LaunchUrlType urlType, const char *url) {
switch (urlType) {
case LaunchUrlType::BROWSER_URL:
case LaunchUrlType::MARKET_URL:
{
#if PPSSPP_PLATFORM(SWITCH)
Uuid uuid = { 0 };
WebWifiConfig conf;
webWifiCreate(&conf, NULL, url, uuid, 0);
webWifiShow(&conf, NULL);
#elif defined(MOBILE_DEVICE)
INFO_LOG(SYSTEM, "Would have gone to %s but LaunchBrowser is not implemented on this platform", url);
#elif defined(_WIN32)
std::wstring wurl = ConvertUTF8ToWString(url);
ShellExecute(NULL, L"open", wurl.c_str(), NULL, NULL, SW_SHOWNORMAL);
#elif defined(__APPLE__)
std::string command = std::string("open ") + url;
system(command.c_str());
#else
std::string command = std::string("xdg-open ") + url;
int err = system(command.c_str());
if (err) {
INFO_LOG(SYSTEM, "Would have gone to %s but xdg-utils seems not to be installed", url);
}
#endif
break;
}
case LaunchUrlType::EMAIL_ADDRESS:
{
#if defined(MOBILE_DEVICE)
INFO_LOG(SYSTEM, "Would have opened your email client for %s but LaunchEmail is not implemented on this platform", url);
#elif defined(_WIN32)
std::wstring mailto = std::wstring(L"mailto:") + ConvertUTF8ToWString(url);
ShellExecute(NULL, L"open", mailto.c_str(), NULL, NULL, SW_SHOWNORMAL);
#elif defined(__APPLE__)
std::string command = std::string("open mailto:") + url;
system(command.c_str());
#else
std::string command = std::string("xdg-email ") + url;
int err = system(command.c_str());
if (err) {
INFO_LOG(SYSTEM, "Would have gone to %s but xdg-utils seems not to be installed", url);
}
#endif
break;
}
}
}
std::string System_GetProperty(SystemProperty prop) {
switch (prop) {
case SYSPROP_NAME:
#ifdef _WIN32
return "SDL:Windows";
#elif __linux__
return "SDL:Linux";
#elif __APPLE__
return "SDL:macOS";
#elif PPSSPP_PLATFORM(SWITCH)
return "SDL:Horizon";
#else
return "SDL:";
#endif
case SYSPROP_LANGREGION: {
// Get user-preferred locale from OS
setlocale(LC_ALL, "");
std::string locale(setlocale(LC_ALL, NULL));
// Set c and c++ strings back to POSIX
std::locale::global(std::locale("POSIX"));
if (!locale.empty()) {
// Technically, this is an opaque string, but try to find the locale code.
size_t messagesPos = locale.find("LC_MESSAGES=");
if (messagesPos != std::string::npos) {
messagesPos += strlen("LC_MESSAGES=");
size_t semi = locale.find(';', messagesPos);
locale = locale.substr(messagesPos, semi - messagesPos);
}
if (locale.find("_", 0) != std::string::npos) {
if (locale.find(".", 0) != std::string::npos) {
return locale.substr(0, locale.find(".",0));
}
return locale;
}
}
return "en_US";
}
case SYSPROP_CLIPBOARD_TEXT:
return SDL_HasClipboardText() ? SDL_GetClipboardText() : "";
case SYSPROP_AUDIO_DEVICE_LIST:
{
std::string result;
for (int i = 0; i < SDL_GetNumAudioDevices(0); ++i) {
const char *name = SDL_GetAudioDeviceName(i, 0);
if (!name) {
continue;
}
if (i == 0) {
result = name;
} else {
result.append(1, '\0');
result.append(name);
}
}
return result;
}
default:
return "";
}
}
std::vector<std::string> System_GetPropertyStringVec(SystemProperty prop) {
std::vector<std::string> result;
switch (prop) {
case SYSPROP_TEMP_DIRS:
if (getenv("TMPDIR") && strlen(getenv("TMPDIR")) != 0)
result.push_back(getenv("TMPDIR"));
if (getenv("TMP") && strlen(getenv("TMP")) != 0)
result.push_back(getenv("TMP"));
if (getenv("TEMP") && strlen(getenv("TEMP")) != 0)
result.push_back(getenv("TEMP"));
return result;
default:
return result;
}
}
int System_GetPropertyInt(SystemProperty prop) {
switch (prop) {
case SYSPROP_AUDIO_SAMPLE_RATE:
return g_retFmt.freq;
case SYSPROP_AUDIO_FRAMES_PER_BUFFER:
return g_retFmt.samples;
case SYSPROP_DEVICE_TYPE:
#if defined(MOBILE_DEVICE)
return DEVICE_TYPE_MOBILE;
#else
return DEVICE_TYPE_DESKTOP;
#endif
case SYSPROP_DISPLAY_COUNT:
return SDL_GetNumVideoDisplays();
case SYSPROP_KEYBOARD_LAYOUT:
{
char q, w, y;
q = SDL_GetKeyFromScancode(SDL_SCANCODE_Q);
w = SDL_GetKeyFromScancode(SDL_SCANCODE_W);
y = SDL_GetKeyFromScancode(SDL_SCANCODE_Y);
if (q == 'a' && w == 'z' && y == 'y')
return KEYBOARD_LAYOUT_AZERTY;
else if (q == 'q' && w == 'w' && y == 'z')
return KEYBOARD_LAYOUT_QWERTZ;
return KEYBOARD_LAYOUT_QWERTY;
}
case SYSPROP_DISPLAY_XRES:
return g_DesktopWidth;
case SYSPROP_DISPLAY_YRES:
return g_DesktopHeight;
default:
return -1;
}
}
float System_GetPropertyFloat(SystemProperty prop) {
switch (prop) {
case SYSPROP_DISPLAY_REFRESH_RATE:
return g_RefreshRate;
case SYSPROP_DISPLAY_SAFE_INSET_LEFT:
case SYSPROP_DISPLAY_SAFE_INSET_RIGHT:
case SYSPROP_DISPLAY_SAFE_INSET_TOP:
case SYSPROP_DISPLAY_SAFE_INSET_BOTTOM:
return 0.0f;
default:
return -1;
}
}
bool System_GetPropertyBool(SystemProperty prop) {
switch (prop) {
case SYSPROP_HAS_OPEN_DIRECTORY:
#if PPSSPP_PLATFORM(WINDOWS)
return true;
#elif PPSSPP_PLATFORM(MAC) || (PPSSPP_PLATFORM(LINUX) && !PPSSPP_PLATFORM(ANDROID))
return true;
#endif
case SYSPROP_HAS_BACK_BUTTON:
return true;
case SYSPROP_APP_GOLD:
#ifdef GOLD
return true;
#else
return false;
#endif
case SYSPROP_CAN_JIT:
return true;
case SYSPROP_SUPPORTS_OPEN_FILE_IN_EDITOR:
return true; // FileUtil.cpp: OpenFileInEditor
#if PPSSPP_PLATFORM(MAC)
case SYSPROP_HAS_FOLDER_BROWSER:
case SYSPROP_HAS_FILE_BROWSER:
return true;
#endif
default:
return false;
}
}
void System_Notify(SystemNotification notification) {
switch (notification) {
case SystemNotification::AUDIO_RESET_DEVICE:
StopSDLAudioDevice();
InitSDLAudioDevice();
break;
default:
break;
}
}
// returns -1 on failure
static int parseInt(const char *str) {
int val;
int retval = sscanf(str, "%d", &val);
printf("%i = scanf %s\n", retval, str);
if (retval != 1) {
return -1;
} else {
return val;
}
}
static float parseFloat(const char *str) {
float val;
int retval = sscanf(str, "%f", &val);
printf("%i = sscanf %s\n", retval, str);
if (retval != 1) {
return -1.0f;
} else {
return val;
}
}
void UpdateWindowState(SDL_Window *window) {
SDL_SetWindowTitle(window, g_windowState.title.c_str());
if (g_windowState.toggleFullScreenNextFrame) {
g_windowState.toggleFullScreenNextFrame = false;
Uint32 window_flags = SDL_GetWindowFlags(window);
if (g_windowState.toggleFullScreenType == -1) {
window_flags ^= SDL_WINDOW_FULLSCREEN_DESKTOP;
} else if (g_windowState.toggleFullScreenType == 1) {
window_flags |= SDL_WINDOW_FULLSCREEN_DESKTOP;
} else {
window_flags &= ~SDL_WINDOW_FULLSCREEN_DESKTOP;
}
SDL_SetWindowFullscreen(window, window_flags);
}
if (g_windowState.clipboardDataAvailable) {
SDL_SetClipboardText(g_windowState.clipboardString.c_str());
g_windowState.clipboardDataAvailable = false;
g_windowState.clipboardString.clear();
}
g_windowState.update = false;
}
enum class EmuThreadState {
DISABLED,
START_REQUESTED,
RUNNING,
QUIT_REQUESTED,
STOPPED,
};
static std::thread emuThread;
static std::atomic<int> emuThreadState((int)EmuThreadState::DISABLED);
static void EmuThreadFunc(GraphicsContext *graphicsContext) {
SetCurrentThreadName("Emu");
// There's no real requirement that NativeInit happen on this thread.
// We just call the update/render loop here.
emuThreadState = (int)EmuThreadState::RUNNING;
NativeInitGraphics(graphicsContext);
while (emuThreadState != (int)EmuThreadState::QUIT_REQUESTED) {
UpdateRunLoop();
}
emuThreadState = (int)EmuThreadState::STOPPED;
graphicsContext->StopThread();
NativeShutdownGraphics();
}
static void EmuThreadStart(GraphicsContext *context) {
emuThreadState = (int)EmuThreadState::START_REQUESTED;
emuThread = std::thread(&EmuThreadFunc, context);
}
static void EmuThreadStop() {
emuThreadState = (int)EmuThreadState::QUIT_REQUESTED;
}
static void EmuThreadJoin() {
emuThread.join();
emuThread = std::thread();
}
#ifdef _WIN32
#undef main
#endif
int main(int argc, char *argv[]) {
for (int i = 1; i < argc; i++) {
if (!strcmp(argv[i], "--version")) {
printf("%s\n", PPSSPP_GIT_VERSION);
return 0;
}
}
#ifdef HAVE_LIBNX
socketInitializeDefault();
nxlinkStdio();
#else // HAVE_LIBNX
// Ignore sigpipe.
if (signal(SIGPIPE, SIG_IGN) == SIG_ERR) {
perror("Unable to ignore SIGPIPE");
}
#endif // HAVE_LIBNX
PROFILE_INIT();
glslang::InitializeProcess();
#if PPSSPP_PLATFORM(RPI)
bcm_host_init();
#endif
putenv((char*)"SDL_VIDEO_CENTERED=1");
SDL_SetHint(SDL_HINT_VIDEO_MINIMIZE_ON_FOCUS_LOSS, "0");
#ifdef SDL_HINT_TOUCH_MOUSE_EVENTS
SDL_SetHint(SDL_HINT_TOUCH_MOUSE_EVENTS, "0");
#endif
if (VulkanMayBeAvailable()) {
printf("DEBUG: Vulkan might be available.\n");
} else {
printf("DEBUG: Vulkan is not available, not using Vulkan.\n");
}
SDL_version compiled;
SDL_version linked;
int set_xres = -1;
int set_yres = -1;
bool portrait = false;
bool set_ipad = false;
float set_dpi = 1.0f;
float set_scale = 1.0f;
// Produce a new set of arguments with the ones we skip.
int remain_argc = 1;
const char *remain_argv[256] = { argv[0] };
Uint32 mode = 0;
for (int i = 1; i < argc; i++) {
if (!strcmp(argv[i],"--fullscreen")) {
mode |= SDL_WINDOW_FULLSCREEN_DESKTOP;
g_Config.iForceFullScreen = 1;
} else if (set_xres == -2)
set_xres = parseInt(argv[i]);
else if (set_yres == -2)
set_yres = parseInt(argv[i]);
else if (set_dpi == -2)
set_dpi = parseFloat(argv[i]);
else if (set_scale == -2)
set_scale = parseFloat(argv[i]);
else if (!strcmp(argv[i],"--xres"))
set_xres = -2;
else if (!strcmp(argv[i],"--yres"))
set_yres = -2;
else if (!strcmp(argv[i],"--dpi"))
set_dpi = -2;
else if (!strcmp(argv[i],"--scale"))
set_scale = -2;
else if (!strcmp(argv[i],"--ipad"))
set_ipad = true;
else if (!strcmp(argv[i],"--portrait"))
portrait = true;
else {
remain_argv[remain_argc++] = argv[i];
}
}
std::string app_name;
std::string app_name_nice;
std::string version;
bool landscape;
NativeGetAppInfo(&app_name, &app_name_nice, &landscape, &version);
bool joystick_enabled = true;
if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_GAMECONTROLLER | SDL_INIT_AUDIO) < 0) {
fprintf(stderr, "Failed to initialize SDL with joystick support. Retrying without.\n");
joystick_enabled = false;
if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO) < 0) {
fprintf(stderr, "Unable to initialize SDL: %s\n", SDL_GetError());
return 1;
}
}
SDL_VERSION(&compiled);
SDL_GetVersion(&linked);
printf("Info: We compiled against SDL version %d.%d.%d", compiled.major, compiled.minor, compiled.patch);
if (compiled.minor != linked.minor || compiled.patch != linked.patch) {
printf(", but we are linking against SDL version %d.%d.%d., be aware that this can lead to unexpected behaviors\n", linked.major, linked.minor, linked.patch);
} else {
printf(" and we are linking against SDL version %d.%d.%d. :)\n", linked.major, linked.minor, linked.patch);
}
// Get the video info before doing anything else, so we don't get skewed resolution results.
// TODO: support multiple displays correctly
SDL_DisplayMode displayMode;
int should_be_zero = SDL_GetCurrentDisplayMode(0, &displayMode);
if (should_be_zero != 0) {
fprintf(stderr, "Could not get display mode: %s\n", SDL_GetError());
return 1;
}
g_DesktopWidth = displayMode.w;
g_DesktopHeight = displayMode.h;
g_RefreshRate = displayMode.refresh_rate;
SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
// Force fullscreen if the resolution is too low to run windowed.
if (g_DesktopWidth < 480 * 2 && g_DesktopHeight < 272 * 2) {
mode |= SDL_WINDOW_FULLSCREEN_DESKTOP;
}
// If we're on mobile, don't try for windowed either.
#if defined(MOBILE_DEVICE) && !PPSSPP_PLATFORM(SWITCH)
mode |= SDL_WINDOW_FULLSCREEN;
#elif defined(USING_FBDEV) || PPSSPP_PLATFORM(SWITCH)
mode |= SDL_WINDOW_FULLSCREEN_DESKTOP;
#else
mode |= SDL_WINDOW_RESIZABLE;
#endif
if (mode & SDL_WINDOW_FULLSCREEN_DESKTOP) {
g_display.pixel_xres = g_DesktopWidth;
g_display.pixel_yres = g_DesktopHeight;
if (g_Config.iForceFullScreen == -1)
g_Config.bFullScreen = true;
} else {
// set a sensible default resolution (2x)
g_display.pixel_xres = 480 * 2 * set_scale;
g_display.pixel_yres = 272 * 2 * set_scale;
if (portrait) {
std::swap(g_display.pixel_xres, g_display.pixel_yres);
}
if (g_Config.iForceFullScreen == -1)
g_Config.bFullScreen = false;
}
set_dpi = 1.0f / set_dpi;
if (set_ipad) {
g_display.pixel_xres = 1024;
g_display.pixel_yres = 768;
}
if (!landscape) {
std::swap(g_display.pixel_xres, g_display.pixel_yres);
}
if (set_xres > 0) {
g_display.pixel_xres = set_xres;
}
if (set_yres > 0) {
g_display.pixel_yres = set_yres;
}
float dpi_scale = 1.0f;
if (set_dpi > 0) {
dpi_scale = set_dpi;
}
// Mac / Linux
char path[2048];
#if PPSSPP_PLATFORM(SWITCH)
strcpy(path, "/switch/ppsspp/");
#else
const char *the_path = getenv("HOME");
if (!the_path) {
struct passwd *pwd = getpwuid(getuid());
if (pwd)
the_path = pwd->pw_dir;
}
if (the_path)
strcpy(path, the_path);
#endif
if (strlen(path) > 0 && path[strlen(path) - 1] != '/')
strcat(path, "/");
#if PPSSPP_PLATFORM(MAC)
std::string external_dir_str;
if (SDL_GetBasePath())
external_dir_str = std::string(SDL_GetBasePath()) + "/assets";
else
external_dir_str = "/tmp";
const char *external_dir = external_dir_str.c_str();
#else
const char *external_dir = "/tmp";
#endif
NativeInit(remain_argc, (const char **)remain_argv, path, external_dir, nullptr);
// Use the setting from the config when initing the window.
if (g_Config.UseFullScreen())
mode |= SDL_WINDOW_FULLSCREEN_DESKTOP;
int x = SDL_WINDOWPOS_UNDEFINED_DISPLAY(getDisplayNumber());
int y = SDL_WINDOWPOS_UNDEFINED;
int w = g_display.pixel_xres;
int h = g_display.pixel_yres;
if (!g_Config.bFullScreen) {
if (g_Config.iWindowX != -1)
x = g_Config.iWindowX;
if (g_Config.iWindowY != -1)
y = g_Config.iWindowY;
if (g_Config.iWindowWidth > 0)
w = g_Config.iWindowWidth;
if (g_Config.iWindowHeight > 0)
h = g_Config.iWindowHeight;
}
g_display.pixel_xres = w;
g_display.pixel_yres = h;
g_display.dp_xres = (float)g_display.pixel_xres * dpi_scale;
g_display.dp_yres = (float)g_display.pixel_yres * dpi_scale;
g_display.pixel_in_dps_x = (float)g_display.pixel_xres / g_display.dp_xres;
g_display.pixel_in_dps_y = (float)g_display.pixel_yres / g_display.dp_yres;
g_display.dpi_scale_x = g_display.dp_xres / (float)g_display.pixel_xres;
g_display.dpi_scale_y = g_display.dp_yres / (float)g_display.pixel_yres;
g_display.dpi_scale_real_x = g_display.dpi_scale_x;
g_display.dpi_scale_real_y = g_display.dpi_scale_y;
// g_display.Print();
GraphicsContext *graphicsContext = nullptr;
SDL_Window *window = nullptr;
std::string error_message;
if (g_Config.iGPUBackend == (int)GPUBackend::OPENGL) {
SDLGLGraphicsContext *ctx = new SDLGLGraphicsContext();
if (ctx->Init(window, x, y, w, h, mode, &error_message) != 0) {
printf("GL init error '%s'\n", error_message.c_str());
}
graphicsContext = ctx;
#if !PPSSPP_PLATFORM(SWITCH)
} else if (g_Config.iGPUBackend == (int)GPUBackend::VULKAN) {
SDLVulkanGraphicsContext *ctx = new SDLVulkanGraphicsContext();
if (!ctx->Init(window, x, y, w, h, mode | SDL_WINDOW_VULKAN, &error_message)) {
printf("Vulkan init error '%s' - falling back to GL\n", error_message.c_str());
g_Config.iGPUBackend = (int)GPUBackend::OPENGL;
SetGPUBackend((GPUBackend)g_Config.iGPUBackend);
delete ctx;
SDLGLGraphicsContext *glctx = new SDLGLGraphicsContext();
glctx->Init(window, x, y, w, h, mode, &error_message);
graphicsContext = glctx;
} else {
graphicsContext = ctx;
}
#endif
}
bool useEmuThread = g_Config.iGPUBackend == (int)GPUBackend::OPENGL;
SDL_SetWindowTitle(window, (app_name_nice + " " + PPSSPP_GIT_VERSION).c_str());
char iconPath[PATH_MAX];
#if defined(ASSETS_DIR)
snprintf(iconPath, PATH_MAX, "%sicon_regular_72.png", ASSETS_DIR);
if (access(iconPath, F_OK) != 0)
snprintf(iconPath, PATH_MAX, "%sassets/icon_regular_72.png", SDL_GetBasePath() ? SDL_GetBasePath() : "");
#else
snprintf(iconPath, PATH_MAX, "%sassets/icon_regular_72.png", SDL_GetBasePath() ? SDL_GetBasePath() : "");
#endif
int width = 0, height = 0;
unsigned char *imageData;
if (pngLoad(iconPath, &width, &height, &imageData) == 1) {
SDL_Surface *surface = SDL_CreateRGBSurface(0, width, height, 32,
0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000);
memcpy(surface->pixels, imageData, width*height*4);
SDL_SetWindowIcon(window, surface);
SDL_FreeSurface(surface);
free(imageData);
imageData = NULL;
}
// Since we render from the main thread, there's nothing done here, but we call it to avoid confusion.
if (!graphicsContext->InitFromRenderThread(&error_message)) {
printf("Init from thread error: '%s'\n", error_message.c_str());
}
#ifdef MOBILE_DEVICE
SDL_ShowCursor(SDL_DISABLE);
#endif
if (!useEmuThread) {
NativeInitGraphics(graphicsContext);
NativeResized();
}
// Ensure that the swap interval is set after context creation (needed for kmsdrm)
SDL_GL_SetSwapInterval(1);
InitSDLAudioDevice();
if (joystick_enabled) {
joystick = new SDLJoystick();
} else {
joystick = nullptr;
}
EnableFZ();
int framecount = 0;
bool mouseDown = false;
if (useEmuThread) {
EmuThreadStart(graphicsContext);
}
graphicsContext->ThreadStart();
float mouseDeltaX = 0;
float mouseDeltaY = 0;
int mouseWheelMovedUpFrames = 0;
int mouseWheelMovedDownFrames = 0;
bool mouseCaptured = false;
bool windowHidden = false;
#if PPSSPP_PLATFORM(MAC)
// setup menu items for macOS
initBarItemsForApp();
#endif
while (true) {
double startTime = time_now_d();
// SDL2 doesn't consider the mousewheel a button anymore
// so let's send the KEY_UP if it was moved after some frames
if (mouseWheelMovedUpFrames > 0) {
mouseWheelMovedUpFrames--;
if (mouseWheelMovedUpFrames == 0) {
KeyInput key;
key.deviceId = DEVICE_ID_MOUSE;
key.keyCode = NKCODE_EXT_MOUSEWHEEL_UP;
key.flags = KEY_UP;
NativeKey(key);
}
}
if (mouseWheelMovedDownFrames > 0) {
mouseWheelMovedDownFrames--;
if (mouseWheelMovedDownFrames == 0) {
KeyInput key;
key.deviceId = DEVICE_ID_MOUSE;
key.keyCode = NKCODE_EXT_MOUSEWHEEL_DOWN;
key.flags = KEY_UP;
NativeKey(key);
}
}
SDL_Event event, touchEvent;
while (SDL_PollEvent(&event)) {
float mx = event.motion.x * g_display.dpi_scale_x;
float my = event.motion.y * g_display.dpi_scale_y;
switch (event.type) {
case SDL_QUIT:
g_QuitRequested = 1;
break;
#if !defined(MOBILE_DEVICE)
case SDL_WINDOWEVENT:
switch (event.window.event) {
case SDL_WINDOWEVENT_SIZE_CHANGED: // better than RESIZED, more general
{
int new_width = event.window.data1;
int new_height = event.window.data2;
windowHidden = false;
Core_NotifyWindowHidden(windowHidden);
Uint32 window_flags = SDL_GetWindowFlags(window);
bool fullscreen = (window_flags & SDL_WINDOW_FULLSCREEN);
// This one calls NativeResized if the size changed.
UpdateScreenScale(new_width, new_height);
// Set variable here in case fullscreen was toggled by hotkey
if (g_Config.UseFullScreen() != fullscreen) {
g_Config.bFullScreen = fullscreen;
g_Config.iForceFullScreen = -1;
}
if (!g_Config.bFullScreen) {
g_Config.iWindowWidth = new_width;
g_Config.iWindowHeight = new_height;
}
// Hide/Show cursor correctly toggling fullscreen
if (lastUIState == UISTATE_INGAME && fullscreen && !g_Config.bShowTouchControls) {
SDL_ShowCursor(SDL_DISABLE);
} else if (lastUIState != UISTATE_INGAME || !fullscreen) {
SDL_ShowCursor(SDL_ENABLE);
}
break;
}
case SDL_WINDOWEVENT_MOVED:
{
int x = event.window.data1;
int y = event.window.data2;
Uint32 window_flags = SDL_GetWindowFlags(window);
bool fullscreen = (window_flags & SDL_WINDOW_FULLSCREEN);
if (!fullscreen) {
g_Config.iWindowX = x;
g_Config.iWindowY = y;
}
break;
}
case SDL_WINDOWEVENT_MINIMIZED:
case SDL_WINDOWEVENT_HIDDEN:
windowHidden = true;
Core_NotifyWindowHidden(windowHidden);
break;
case SDL_WINDOWEVENT_EXPOSED:
case SDL_WINDOWEVENT_SHOWN:
windowHidden = false;
Core_NotifyWindowHidden(windowHidden);
break;
default:
break;
}
break;
#endif
case SDL_KEYDOWN:
{
if (event.key.repeat > 0) { break;}
int k = event.key.keysym.sym;
KeyInput key;
key.flags = KEY_DOWN;
auto mapped = KeyMapRawSDLtoNative.find(k);
if (mapped == KeyMapRawSDLtoNative.end() || mapped->second == NKCODE_UNKNOWN) {
break;
}
key.keyCode = mapped->second;
key.deviceId = DEVICE_ID_KEYBOARD;
NativeKey(key);
break;
}
case SDL_KEYUP:
{
if (event.key.repeat > 0) { break;}
int k = event.key.keysym.sym;
KeyInput key;
key.flags = KEY_UP;
auto mapped = KeyMapRawSDLtoNative.find(k);
if (mapped == KeyMapRawSDLtoNative.end() || mapped->second == NKCODE_UNKNOWN) {
break;
}
key.keyCode = mapped->second;
key.deviceId = DEVICE_ID_KEYBOARD;
NativeKey(key);
break;
}
case SDL_TEXTINPUT:
{
int pos = 0;
int c = u8_nextchar(event.text.text, &pos);
KeyInput key;
key.flags = KEY_CHAR;
key.keyCode = c;
key.deviceId = DEVICE_ID_KEYBOARD;
NativeKey(key);
break;
}
// This behavior doesn't feel right on a macbook with a touchpad.
#if !PPSSPP_PLATFORM(MAC)
case SDL_FINGERMOTION:
{
SDL_GetWindowSize(window, &w, &h);
TouchInput input;
input.id = event.tfinger.fingerId;
input.x = event.tfinger.x * w;
input.y = event.tfinger.y * h;
input.flags = TOUCH_MOVE;
input.timestamp = event.tfinger.timestamp;
NativeTouch(input);
break;
}
case SDL_FINGERDOWN:
{
SDL_GetWindowSize(window, &w, &h);
TouchInput input;
input.id = event.tfinger.fingerId;
input.x = event.tfinger.x * w;
input.y = event.tfinger.y * h;
input.flags = TOUCH_DOWN;
input.timestamp = event.tfinger.timestamp;
NativeTouch(input);
KeyInput key;
key.deviceId = DEVICE_ID_MOUSE;
key.keyCode = NKCODE_EXT_MOUSEBUTTON_1;
key.flags = KEY_DOWN;
NativeKey(key);
break;
}
case SDL_FINGERUP:
{
SDL_GetWindowSize(window, &w, &h);
TouchInput input;
input.id = event.tfinger.fingerId;
input.x = event.tfinger.x * w;
input.y = event.tfinger.y * h;
input.flags = TOUCH_UP;
input.timestamp = event.tfinger.timestamp;
NativeTouch(input);
KeyInput key;
key.deviceId = DEVICE_ID_MOUSE;
key.keyCode = NKCODE_EXT_MOUSEBUTTON_1;
key.flags = KEY_UP;
NativeKey(key);
break;
}
#endif
case SDL_MOUSEBUTTONDOWN:
switch (event.button.button) {
case SDL_BUTTON_LEFT:
{
mouseDown = true;
TouchInput input{};
input.x = mx;
input.y = my;
input.flags = TOUCH_DOWN | TOUCH_MOUSE;
input.id = 0;
NativeTouch(input);
KeyInput key(DEVICE_ID_MOUSE, NKCODE_EXT_MOUSEBUTTON_1, KEY_DOWN);
NativeKey(key);
}
break;
case SDL_BUTTON_RIGHT:
{
KeyInput key(DEVICE_ID_MOUSE, NKCODE_EXT_MOUSEBUTTON_2, KEY_DOWN);
NativeKey(key);
}
break;
case SDL_BUTTON_MIDDLE:
{
KeyInput key(DEVICE_ID_MOUSE, NKCODE_EXT_MOUSEBUTTON_3, KEY_DOWN);
NativeKey(key);
}
break;
case SDL_BUTTON_X1:
{
KeyInput key(DEVICE_ID_MOUSE, NKCODE_EXT_MOUSEBUTTON_4, KEY_DOWN);
NativeKey(key);
}
break;
case SDL_BUTTON_X2:
{
KeyInput key(DEVICE_ID_MOUSE, NKCODE_EXT_MOUSEBUTTON_5, KEY_DOWN);
NativeKey(key);
}
break;
}
break;
case SDL_MOUSEWHEEL:
{
KeyInput key;
key.deviceId = DEVICE_ID_MOUSE;
key.flags = KEY_DOWN;
if (event.wheel.y > 0) {
key.keyCode = NKCODE_EXT_MOUSEWHEEL_UP;
mouseWheelMovedUpFrames = 5;
NativeKey(key);
} else if (event.wheel.y < 0) {
key.keyCode = NKCODE_EXT_MOUSEWHEEL_DOWN;
mouseWheelMovedDownFrames = 5;
NativeKey(key);
}
break;
}
case SDL_MOUSEMOTION:
if (mouseDown) {
TouchInput input{};
input.x = mx;
input.y = my;
input.flags = TOUCH_MOVE | TOUCH_MOUSE;
input.id = 0;
NativeTouch(input);
}
mouseDeltaX += event.motion.xrel;
mouseDeltaY += event.motion.yrel;
break;
case SDL_MOUSEBUTTONUP:
switch (event.button.button) {
case SDL_BUTTON_LEFT:
{
mouseDown = false;
TouchInput input{};
input.x = mx;
input.y = my;
input.flags = TOUCH_UP | TOUCH_MOUSE;
input.id = 0;
NativeTouch(input);
KeyInput key(DEVICE_ID_MOUSE, NKCODE_EXT_MOUSEBUTTON_1, KEY_UP);
NativeKey(key);
}
break;
case SDL_BUTTON_RIGHT:
{
KeyInput key(DEVICE_ID_MOUSE, NKCODE_EXT_MOUSEBUTTON_2, KEY_UP);
NativeKey(key);
}
break;
case SDL_BUTTON_MIDDLE:
{
KeyInput key(DEVICE_ID_MOUSE, NKCODE_EXT_MOUSEBUTTON_3, KEY_UP);
NativeKey(key);
}
break;
case SDL_BUTTON_X1:
{
KeyInput key(DEVICE_ID_MOUSE, NKCODE_EXT_MOUSEBUTTON_4, KEY_UP);
NativeKey(key);
}
break;
case SDL_BUTTON_X2:
{
KeyInput key(DEVICE_ID_MOUSE, NKCODE_EXT_MOUSEBUTTON_5, KEY_UP);
NativeKey(key);
}
break;
}
break;
#if SDL_VERSION_ATLEAST(2, 0, 4)
case SDL_AUDIODEVICEADDED:
// Automatically switch to the new device.
if (event.adevice.iscapture == 0) {
const char *name = SDL_GetAudioDeviceName(event.adevice.which, 0);
if (!name) {
break;
}
// Don't start auto switching for a second, because some devices init on start.
bool doAutoSwitch = g_Config.bAutoAudioDevice && framecount > 60;
if (doAutoSwitch || g_Config.sAudioDevice == name) {
StopSDLAudioDevice();
InitSDLAudioDevice(name ? name : "");
}
}
break;
case SDL_AUDIODEVICEREMOVED:
if (event.adevice.iscapture == 0 && event.adevice.which == audioDev) {
StopSDLAudioDevice();
InitSDLAudioDevice();
}
break;
#endif
default:
if (joystick) {
joystick->ProcessInput(event);
}
break;
}
}
if (g_QuitRequested)
break;
const uint8_t *keys = SDL_GetKeyboardState(NULL);
if (emuThreadState == (int)EmuThreadState::DISABLED) {
UpdateRunLoop();
}
if (g_QuitRequested)
break;
#if !defined(MOBILE_DEVICE)
if (lastUIState != GetUIState()) {
lastUIState = GetUIState();
if (lastUIState == UISTATE_INGAME && g_Config.UseFullScreen() && !g_Config.bShowTouchControls)
SDL_ShowCursor(SDL_DISABLE);
if (lastUIState != UISTATE_INGAME || !g_Config.UseFullScreen())
SDL_ShowCursor(SDL_ENABLE);
}
#endif
// Disabled by default, needs a workaround to map to psp keys.
if (g_Config.bMouseControl) {
float scaleFactor_x = g_display.dpi_scale_x * 0.1 * g_Config.fMouseSensitivity;
float scaleFactor_y = g_display.dpi_scale_y * 0.1 * g_Config.fMouseSensitivity;
AxisInput axisX, axisY;
axisX.axisId = JOYSTICK_AXIS_MOUSE_REL_X;
axisX.deviceId = DEVICE_ID_MOUSE;
axisX.value = std::max(-1.0f, std::min(1.0f, mouseDeltaX * scaleFactor_x));
axisY.axisId = JOYSTICK_AXIS_MOUSE_REL_Y;
axisY.deviceId = DEVICE_ID_MOUSE;
axisY.value = std::max(-1.0f, std::min(1.0f, mouseDeltaY * scaleFactor_y));
if (GetUIState() == UISTATE_INGAME || g_Config.bMapMouse) {
NativeAxis(axisX);
NativeAxis(axisY);
}
mouseDeltaX *= g_Config.fMouseSmoothing;
mouseDeltaY *= g_Config.fMouseSmoothing;
}
bool captureMouseCondition = g_Config.bMouseControl && ((GetUIState() == UISTATE_INGAME && g_Config.bMouseConfine) || g_Config.bMapMouse);
if (mouseCaptured != captureMouseCondition) {
mouseCaptured = captureMouseCondition;
if (captureMouseCondition)
SDL_SetRelativeMouseMode(SDL_TRUE);
else
SDL_SetRelativeMouseMode(SDL_FALSE);
}
if (framecount % 60 == 0) {
// glsl_refresh(); // auto-reloads modified GLSL shaders once per second.
}
bool renderThreadPaused = windowHidden && g_Config.bPauseWhenMinimized && emuThreadState != (int)EmuThreadState::DISABLED;
if (emuThreadState != (int)EmuThreadState::DISABLED && !renderThreadPaused) {
if (!graphicsContext->ThreadFrame())
break;
}
graphicsContext->SwapBuffers();
{
std::lock_guard<std::mutex> guard(g_mutexWindow);
if (g_windowState.update) {
UpdateWindowState(window);
}
}
// Simple throttling to not burn the GPU in the menu.
if (GetUIState() != UISTATE_INGAME || !PSP_IsInited() || renderThreadPaused) {
double diffTime = time_now_d() - startTime;
int sleepTime = (int)(1000.0 / 60.0) - (int)(diffTime * 1000.0);
if (sleepTime > 0)
sleep_ms(sleepTime);
}
framecount++;
}
if (useEmuThread) {
EmuThreadStop();
while (graphicsContext->ThreadFrame()) {
// Need to keep eating frames to allow the EmuThread to exit correctly.
continue;
}
EmuThreadJoin();
}
delete joystick;
if (!useEmuThread) {
NativeShutdownGraphics();
}
graphicsContext->ThreadEnd();
NativeShutdown();
// Destroys Draw, which is used in NativeShutdown to shutdown.
graphicsContext->ShutdownFromRenderThread();
graphicsContext->Shutdown();
delete graphicsContext;
if (audioDev > 0) {
SDL_PauseAudioDevice(audioDev, 1);
SDL_CloseAudioDevice(audioDev);
}
SDL_Quit();
#if PPSSPP_PLATFORM(RPI)
bcm_host_deinit();
#endif
glslang::FinalizeProcess();
printf("Leaving main\n");
#ifdef HAVE_LIBNX
socketExit();
#endif
return 0;
}
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