//--------------------------------------------------------------------------------------//// Main windows function, ie main()////--------------------------------------------------------------------------------------int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, PSTR szCmdLine, int iCmdShow){	HWND		hWnd;	MSG			msg;	WNDCLASSEX	wndclass;	RECT		rcWindowClient;	DWORD		dwInputTimer = 0;	int			iResult = 0;		    // Set up window class	wndclass.cbSize			= sizeof(wndclass);	wndclass.style			= CS_HREDRAW | CS_VREDRAW;	wndclass.lpfnWndProc	= fnMessageProcessor;	wndclass.cbClsExtra		= 0;	wndclass.cbWndExtra		= 0;	wndclass.hInstance		= hInstance;	wndclass.hIcon			= LoadIcon( NULL, IDI_APPLICATION );	wndclass.hCursor		= LoadCursor( NULL, IDC_ARROW );	wndclass.hbrBackground	= (HBRUSH) GetStockObject (WHITE_BRUSH);	wndclass.lpszMenuName	= NULL;	wndclass.lpszClassName	= "Map Viewer Demo";	// Registered Class Name	wndclass.hIconSm		= LoadIcon( NULL, IDI_APPLICATION );	// Register the window class	if( RegisterClassEx( &wndclass ) == NULL ) 	{		// The program failed, exit		exit(1);	}	// Create the window	hWnd = CreateWindowEx(	WS_EX_OVERLAPPEDWINDOW,							"Map Viewer Demo",				// Class Name							"D3D_MapViewer",				// Name Displayed on Title Bar							WS_OVERLAPPEDWINDOW,							0,							0,							g_iWindowWidth,							g_iWindowHeight,							NULL,							NULL,							hInstance,							NULL );	// Store window handle globally for access later	g_hWnd = hWnd;		// Display the window	ShowWindow( hWnd, iCmdShow );	// Set the global instance of the program	g_hInstance = hInstance;	// Figure out the client work area	GetClientRect( hWnd, &rcWindowClient );	// Calculate the rendering offsets based on the client size	g_iXOffset = (g_iWindowWidth-(rcWindowClient.right-rcWindowClient.left));	g_iYOffset = (g_iWindowHeight-(rcWindowClient.bottom-rcWindowClient.top));	// Resize the window to be truely the resolution desired	SetWindowPos( 				hWnd, 				NULL, 				0,								// X-Pos				0,								// Y-Pos				g_iWindowWidth + g_iXOffset,	// Width				g_iWindowHeight + g_iYOffset,	// Height				NULL);	// Clear out message structure	ZeroMemory( &msg, sizeof(msg) );	// Initialize Direct Input	iResult = iInitDirectInput();	if( iResult != INPUTERROR_SUCCESS ) {		MessageBox( hWnd, "DirectInput Error", "Unable to initialize Direct Input.", MB_ICONERROR );		vCleanup();		exit( 1 );	}		// Initialize DI Keyboard	iResult = iInitKeyboard(hWnd);	if( iResult != INPUTERROR_SUCCESS ) {		MessageBox( hWnd, "DirectInput Error", "Unable to initialize Keyboard.", MB_ICONERROR );		vCleanup();		exit( 1 );	}	// Initialize Direct3D    if( SUCCEEDED( InitD3D( hWnd ) ) ) {                         // FAILS					// Initialize the virtual buffer for the display quad		vInitInterfaceObjects();		// Initialize the tile map		vInitMap();        // Enter the message loop        while( msg.message!=WM_QUIT ) {            if( PeekMessage( &msg, NULL, 0U, 0U, PM_REMOVE ) ) {                TranslateMessage( &msg );                DispatchMessage( &msg );            }            else {				// Check if it is ok to process mouse clicks				if( timeGetTime() > dwInputTimer ) {					// Check for input					vCheckInput();					dwInputTimer = timeGetTime()+50;				}				// Render the scene				vRender();			}        }    }	// Clean up everything and exit the app    vCleanup();                                             // ALWAYS EXITS HERE    UnregisterClass( "Map Viewer Demo", wndclass.hInstance );    return 0;}