261 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			261 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			C++
		
	
	
	
| #include "..\e2dbase.h"
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| #include "..\e2dmanager.h"
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| #include "..\e2dtool.h"
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| #include "..\e2dcollider.h"
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| 
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| 
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| // 控制游戏终止
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| static bool s_bEndGame = true;
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| // 控制游戏暂停
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| static bool s_bPaused = false;
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| // 是否进行过初始化
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| static bool s_bInitialized = false;
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| // 游戏名称
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| static e2d::String s_sGameName;
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| 
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| 
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| bool e2d::Game::init(const String& name, const String& mutexName)
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| {
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| 	if (s_bInitialized)
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| 	{
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| 		WARN("The game has been initialized!");
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| 		return false;
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| 	}
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| 
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| 	if (!mutexName.isEmpty())
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| 	{
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| 		// 创建进程互斥体
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| 		String fullMutexName = L"Easy2DApp-" + mutexName;
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| 		HANDLE hMutex = ::CreateMutex(nullptr, TRUE, (LPCWSTR)fullMutexName);
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| 
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| 		if (hMutex == nullptr)
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| 		{
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| 			WARN("CreateMutex Failed!");
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| 		}
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| 		else if (::GetLastError() == ERROR_ALREADY_EXISTS)
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| 		{
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| 			// 如果程序已经存在并且正在运行,弹窗提示
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| 			Window::info(L"游戏已在其他窗口中打开!", L"提示");
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| 			// 关闭进程互斥体
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| 			::CloseHandle(hMutex);
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| 			return false;
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| 		}
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| 	}
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| 
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| 	// 初始化 COM 组件
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| 	CoInitialize(nullptr);
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| 
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| 	bool bRendererDevIndResInit = false,
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| 		bWindowInit = false,
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| 		bRendererDevResInit = false,
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| 		bInputInit = false,
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| 		bMusicInit = false;
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| 
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| 	auto DestroyResources = [&]()
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| 	{
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| 		if (bRendererDevIndResInit) Renderer::__discardResources();
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| 		if (bWindowInit) Window::__init();
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| 		if (bRendererDevResInit) Renderer::__discardDeviceResources();
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| 		if (bInputInit) Input::__uninit();
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| 		if (bMusicInit) Music::__uninit();
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| 	};
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| 
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| 	// 创建设备无关资源
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| 	if (Renderer::__createDeviceIndependentResources())
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| 	{
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| 		bRendererDevIndResInit = true;
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| 	}
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| 	else
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| 	{
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| 		DestroyResources();
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| 		throw SystemException(L"渲染器设备无关资源创建失败");
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| 	}
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| 
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| 	// 初始化窗口
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| 	if (Window::__init())
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| 	{
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| 		bWindowInit = true;
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| 	}
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| 	else
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| 	{
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| 		DestroyResources();
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| 		throw SystemException(L"初始化窗口失败");
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| 	}
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| 
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| 	// 创建设备相关资源
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| 	if (Renderer::__createDeviceResources())
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| 	{
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| 		bRendererDevResInit = true;
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| 	}
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| 	else
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| 	{
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| 		DestroyResources();
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| 		throw SystemException(L"渲染器设备相关资源创建失败");
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| 	}
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| 
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| 	// 初始化 DirectInput
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| 	if (Input::__init())
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| 	{
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| 		bInputInit = true;
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| 	}
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| 	else
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| 	{
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| 		DestroyResources();
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| 		throw SystemException(L"初始化 DirectInput 失败");
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| 	}
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| 
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| 	// 初始化播放器
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| 	if (Music::__init())
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| 	{
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| 		bMusicInit = true;
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| 	}
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| 	else
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| 	{
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| 		DestroyResources();
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| 		throw SystemException(L"初始化 XAudio2 失败");
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| 	}
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| 
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| 	// 初始化路径
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| 	if (!Path::__init(name))
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| 	{
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| 		WARN("Path::__init failed!");
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| 	}
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| 
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| 	// 保存游戏名称
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| 	s_sGameName = name;
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| 
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| 	// 初始化成功
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| 	s_bInitialized = true;
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| 
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| 	return s_bInitialized;
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| }
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| 
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| void e2d::Game::start(bool autoRelease/* true */)
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| {
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| 	if (!s_bInitialized)
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| 	{
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| 		throw Exception(L"开始游戏前未进行初始化");
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| 	}
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| 
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| 	// 初始化场景管理器
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| 	SceneManager::__init();
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| 	// 显示窗口
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| 	::ShowWindow(Window::getHWnd(), SW_SHOWNORMAL);
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| 	// 刷新窗口内容
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| 	::UpdateWindow(Window::getHWnd());
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| 	// 处理窗口消息
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| 	Window::__poll();
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| 	// 初始化计时
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| 	Time::__init();
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| 
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| 	s_bEndGame = false;
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| 
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| 	while (!s_bEndGame)
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| 	{
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| 		// 处理窗口消息
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| 		Window::__poll();
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| 		// 刷新时间
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| 		Time::__updateNow();
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| 
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| 		// 判断是否达到了刷新状态
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| 		if (Time::__isReady())
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| 		{
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| 			Timer::__update();				// 定时器管理器执行程序
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| 			ActionManager::__update();		// 动作管理器执行程序
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| 			while (Time::__isReady())
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| 			{
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| 				Input::__update();			// 获取用户输入
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| 				SceneManager::__update();	// 更新场景内容
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| 				Time::__updateLast();		// 刷新时间信息
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| 			}
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| 			Renderer::__render();			// 渲染游戏画面
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| 			GC::__update();		// 刷新内存池
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| 		}
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| 		else
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| 		{
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| 			Time::__sleep();				// 挂起线程
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| 		}
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| 	}
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| 
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| 	s_bEndGame = true;
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| 
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| 	if (autoRelease)
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| 	{
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| 		Game::destroy();
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| 	}
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| }
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| 
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| void e2d::Game::pause()
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| {
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| 	s_bPaused = true;
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| }
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| 
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| void e2d::Game::resume()
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| {
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| 	if (s_bInitialized && s_bPaused)
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| 	{
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| 		Game::reset();
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| 	}
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| 	s_bPaused = false;
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| }
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| 
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| void e2d::Game::reset()
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| {
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| 	if (s_bInitialized && !s_bEndGame)
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| 	{
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| 		Time::__reset();
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| 		ActionManager::__resetAll();
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| 		Timer::__resetAll();
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| 	}
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| }
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| 
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| bool e2d::Game::isPaused()
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| {
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| 	return s_bPaused;
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| }
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| 
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| void e2d::Game::quit()
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| {
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| 	s_bEndGame = true;	// 这个变量将控制游戏是否结束
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| }
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| 
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| void e2d::Game::destroy()
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| {
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| 	if (!s_bInitialized)
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| 		return;
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| 
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| 	// 删除所有场景
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| 	SceneManager::__uninit();
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| 	// 删除输入监听器
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| 	Input::__clearListeners();
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| 	// 删除碰撞监听器
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| 	Collision::__clearListeners();
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| 	// 删除动作
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| 	ActionManager::__uninit();
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| 	// 回收音乐播放器资源
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| 	Player::__uninit();
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| 	// 删除所有对象
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| 	GC::__clear();
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| 	// 清空图片缓存
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| 	Image::clearCache();
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| 	// 回收音乐相关资源
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| 	Music::__uninit();
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| 	// 清空定时器
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| 	Timer::__uninit();
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| 	// 关闭输入
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| 	Input::__uninit();
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| 	// 回收渲染相关资源
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| 	Renderer::__discardResources();
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| 	// 销毁窗口
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| 	Window::__uninit();
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| 
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| 	CoUninitialize();
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| 
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| 	s_bInitialized = false;
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| }
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| 
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| e2d::String e2d::Game::getName()
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| {
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| 	return s_sGameName;
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| }
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