Zeug

void DirectDrawWindow::deinit(){	if(!fullscreen)	{		if(lpDDSBackBuffer)		{			lpDDSBackBuffer->Release();			lpDDSBackBuffer=0;		}		if(lpClipper)		{			lpClipper->Release();			lpClipper=0;		}	}	if(lpDDSPrimary!=0)	{		lpDDSPrimary->Release();		lpDDSPrimary=0;	}	if(lpDirectDraw!=0)	{		lpDirectDraw->Release();		lpDirectDraw=0;	}	if(hWnd)	{		if(!DestroyWindow(hWnd))		{			MessageBox(0,"Unable To Destroy Window","Error",MB_ICONERROR);		}		hWnd=0;	}	if(!UnregisterClass(title.c_str(),wc.hInstance))	{		MessageBox(0,"Unable To Unregister Windowclass","Error",MB_ICONERROR);	}}bool DirectDrawWindow::create(int w,int h,int bpp,std::string title,bool fullscreen){	//Set Classmember	this->width=w;	this->height=h;	this->bpp=bpp;	this->title=title;	this->fullscreen=fullscreen;	DDSURFACEDESC2 ddsd;	DDSCAPS2 ddscaps;	DWORD dwCooperativeFlags;	int dwStyleEx;	int dwStyle;	HRESULT ddrval;	//Create Windowclass	wc.cbClsExtra=0;	wc.cbWndExtra=0;	wc.hbrBackground=0;	wc.hCursor=LoadCursor(0,IDC_ARROW);	wc.hIcon=LoadIcon(0,IDI_APPLICATION);	wc.hInstance=GetModuleHandle(0);	wc.lpfnWndProc=WndProc_static;	wc.lpszClassName=title.c_str();	wc.lpszMenuName=0;	wc.style=CS_VREDRAW|CS_HREDRAW;	//Register Windowclass	if(!RegisterClass(&wc))	{		MessageBox(0,"Unable To Register Window","Error",MB_ICONERROR);		return false;	}	//Set Windowstyles for Fullscreenmode or Windowed mode	if(!fullscreen)	{		dwStyle=WS_OVERLAPPEDWINDOW;		dwStyleEx=WS_EX_APPWINDOW;	}	else	{		dwStyle=WS_POPUP;		dwStyleEx=WS_EX_APPWINDOW|WS_EX_TOPMOST;	}	//Create Window and Check for Success	hWnd=CreateWindowEx(dwStyleEx,title.c_str(),title.c_str(),dwStyle,CW_USEDEFAULT,CW_USEDEFAULT,w,h,0,0,wc.hInstance,this);	if(hWnd==0)	{		MessageBox(0,"Unable To Create Window","Error",MB_ICONERROR);		deinit();		return false;	}	ShowWindow(hWnd,SW_SHOW);	UpdateWindow(hWnd);	//Create DirectDraw7 and check for Success	ddrval=DirectDrawCreateEx(0,(void**)&lpDirectDraw,IID_IDirectDraw7,0);	if(FAILED(ddrval))	{		MessageBox(0,"Unable To Create DirectDraw7","Error",MB_ICONERROR);		deinit();		return false;	}	//Set Coorperativelevel Flags for Fullscreenmode and Window mode application	//And Set Coorperativlevel with check for Success	if(fullscreen)	{		dwCooperativeFlags=DDSCL_EXCLUSIVE|DDSCL_FULLSCREEN;	}	else	{		dwCooperativeFlags=DDSCL_NORMAL;	}	ddrval=lpDirectDraw->SetCooperativeLevel(hWnd,dwCooperativeFlags);	if(FAILED(ddrval))	{		MessageBox(0,"Unable To Set CoorperativeLevel","Error",MB_ICONERROR);		deinit();		return false;	}	//If it is a Fullscreenapp, Set the Displaymode	if(fullscreen)	{		ddrval=lpDirectDraw->SetDisplayMode(w,h,bpp,0,0);		if(FAILED(ddrval))		{			MessageBox(0,"Unable To Set Display Mode","Error",MB_ICONERROR);			deinit();			return false;		}	}	ZeroMemory(&ddsd,sizeof(DDSURFACEDESC2));	ddsd.dwSize=sizeof(DDSURFACEDESC2);	//Set Surfacedescription for Fullscreenmode and Windowed mode Applications	//And Create the Primary Surface with Success check	if(fullscreen)	{		ddsd.dwFlags=DDSD_CAPS|DDSD_BACKBUFFERCOUNT;		ddsd.ddsCaps.dwCaps=DDSCAPS_PRIMARYSURFACE|DDSCAPS_FLIP|DDSCAPS_COMPLEX;		ddsd.dwBackBufferCount=1;	}	else	{		ddsd.dwFlags=DDSD_CAPS;		ddsd.ddsCaps.dwCaps=DDSCAPS_PRIMARYSURFACE;	}	ddrval=lpDirectDraw->CreateSurface(&ddsd,&lpDDSPrimary,0);	if(FAILED(ddrval))	{		MessageBox(0,"Unable To Create Primary Surface","Error",MB_ICONERROR);		deinit();		return false;	}	//Get or Create The Backbuffer for The App	if(fullscreen)	{		ZeroMemory(&ddscaps,sizeof(DDSCAPS2));		ddscaps.dwCaps=DDSCAPS_BACKBUFFER;		ddrval=lpDDSPrimary->GetAttachedSurface(&ddscaps,&lpDDSBackBuffer);		if(FAILED(ddrval))		{			MessageBox(0,"Unable To Get Backbuffer","Error",MB_ICONERROR);			deinit();			return false;		}	}	else	{		//Create A Clipper and check for Success		ddrval=lpDirectDraw->CreateClipper(0,&lpClipper,0);		if(FAILED(ddrval))		{			MessageBox(0,"Unable To Create Clipper","Error",MB_ICONERROR);			deinit();			return false;		}		ddrval=lpClipper->SetHWnd(0,hWnd);		if(FAILED(ddrval))		{			MessageBox(0,"Unable To Set Window Clipregion","Error",MB_ICONERROR);			deinit();			return false;		}		//Attach Clipper to Primary Surface and check for Success		ddrval=lpDDSPrimary->SetClipper(lpClipper);		if(FAILED(ddrval))		{			MessageBox(0,"Unable To Attach Clipper To Primary Surface","Error",MB_ICONERROR);			deinit();			return false;		}		//Set Surfacedescription for Backbuffer with Success check		ZeroMemory(&ddsd,sizeof(DDSURFACEDESC2));		ddsd.dwSize=sizeof(DDSURFACEDESC2);		ddsd.dwFlags=DDSD_CAPS|DDSD_HEIGHT|DDSD_WIDTH;		ddsd.ddsCaps.dwCaps=DDSCAPS_OFFSCREENPLAIN;		ddsd.dwWidth=w;		ddsd.dwHeight=h;		ddrval=lpDirectDraw->CreateSurface(&ddsd,&lpDDSBackBuffer,0);		if(FAILED(ddrval))		{			MessageBox(0,"Unable To Create Backbuffer","Error",MB_ICONERROR);			deinit();			return false;		}	}	this->active=true;	return true;}