Method run

Source/Basic/Application.cpp:804–991

This function runs in main (render) thread, and do render work

// This function runs in main (render) thread, and do render work
int Application::run(MainFunc mainFunc) {
	_mainFunc = mainFunc;
	Application::setSeed(s_cast<uint32_t>(std::time(nullptr)));

	if (SDL_Init(SDL_INIT_GAMECONTROLLER) != 0) {
		Error("SDL failed to initialize! {}", SDL_GetError());
		return 1;
	}

	SharedController.initInRender();

	SDL_SetHint(SDL_HINT_MOUSE_TOUCH_EVENTS, "1");
	SDL_SetHint(SDL_HINT_VIDEO_EXTERNAL_CONTEXT, "1");
	SDL_SetHint(SDL_HINT_IME_SHOW_UI, "1");
	SDL_SetHint(SDL_HINT_ORIENTATIONS, "LandscapeLeft LandscapeRight");

	uint32_t windowFlags = SDL_WINDOW_ALLOW_HIGHDPI | SDL_WINDOW_INPUT_FOCUS | SDL_WINDOW_RESIZABLE;
#if BX_PLATFORM_WINDOWS || BX_PLATFORM_OSX || BX_PLATFORM_LINUX
	windowFlags |= SDL_WINDOW_HIDDEN;
#if BX_PLATFORM_LINUX
	const char* videoDriver = SDL_GetCurrentVideoDriver();
	const bool useKmsdrmGL = videoDriver && std::strcmp(videoDriver, "KMSDRM") == 0;
	if (useKmsdrmGL) {
		SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_ES);
		SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 2);
		SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 0);
		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_ALPHA_SIZE, 8);
		SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
		SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
		windowFlags |= SDL_WINDOW_OPENGL | SDL_WINDOW_FULLSCREEN | SDL_WINDOW_BORDERLESS;
		_fullScreen = true;
	}
#endif // BX_PLATFORM_LINUX
	if (_alwaysOnTop) {
		windowFlags |= SDL_WINDOW_ALWAYS_ON_TOP;
	}
#elif BX_PLATFORM_IOS || BX_PLATFORM_ANDROID
	windowFlags |= SDL_WINDOW_FULLSCREEN | SDL_WINDOW_BORDERLESS;
	_fullScreen = true;
#endif // BX_PLATFORM

	_sdlWindow = SDL_CreateWindow("Dora SSR",
		SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
		_winWidth, _winHeight, windowFlags);
	if (!_sdlWindow) {
		Error("SDL failed to create window! {}", SDL_GetError());
		return 1;
	}

#if BX_PLATFORM_WINDOWS || BX_PLATFORM_OSX || BX_PLATFORM_LINUX
	int displayIndex = SDL_GetWindowDisplayIndex(_sdlWindow);
	SDL_Rect rect;
	if (SDL_GetDisplayBounds(displayIndex, &rect) == 0 && (_winWidth > rect.w || _winHeight > rect.h)) {
		_winWidth = rect.w;
		_winHeight = rect.h;