С чего начать написание игры

// DEMO2_3.CPP - A complete windows program
 
// INCLUDES ///////////////////////////////////////////////
#define WIN32_LEAN_AND_MEAN  // just say no to MFC
 
#include <windows.h>   // include all the windows headers
#include <windowsx.h>  // include useful macros
#include <stdio.h>     
#include <math.h>
 
// DEFINES ////////////////////////////////////////////////
 
// defines for windows 
#define WINDOW_CLASS_NAME "WINCLASS1"
 
// GLOBALS ////////////////////////////////////////////////
 
 
// FUNCTIONS //////////////////////////////////////////////
LRESULT CALLBACK WindowProc(HWND hwnd, 
                            UINT msg, 
                            WPARAM wparam, 
                            LPARAM lparam)
{
// this is the main message handler of the system
PAINTSTRUCT     ps;     // used in WM_PAINT
HDC             hdc;    // handle to a device context
 
// what is the message 
switch(msg)
    {   
    case WM_CREATE: 
        {
        // do initialization stuff here
 
        // return success
        return(0);
        } break;
 
    case WM_PAINT: 
        {
        // simply validate the window
        hdc = BeginPaint(hwnd,&ps);  
        // you would do all your painting here
        EndPaint(hwnd,&ps);
 
        // return success
        return(0);
        } break;
 
    case WM_DESTROY: 
        {
        // kill the application, this sends a WM_QUIT message 
        PostQuitMessage(0);
 
        // return success
        return(0);
        } break;
 
    default:break;
 
    } // end switch
 
// process any messages that we didn't take care of 
return (DefWindowProc(hwnd, msg, wparam, lparam));
 
} // end WinProc
 
// WINMAIN ////////////////////////////////////////////////
int WINAPI WinMain( HINSTANCE hinstance,
                    HINSTANCE hprevinstance,
                    LPSTR lpcmdline,
                    int ncmdshow)
{
 
WNDCLASSEX winclass; // this will hold the class we create
HWND       hwnd;     // generic window handle
MSG        msg;      // generic message
 
// first fill in the window class stucture
winclass.cbSize         = sizeof(WNDCLASSEX);
winclass.style          = CS_DBLCLKS | CS_OWNDC | 
                          CS_HREDRAW | CS_VREDRAW;
winclass.lpfnWndProc    = WindowProc;
winclass.cbClsExtra     = 0;
winclass.cbWndExtra     = 0;
winclass.hInstance      = hinstance;
winclass.hIcon          = LoadIcon(NULL, IDI_APPLICATION);
winclass.hCursor        = LoadCursor(NULL, IDC_ARROW);
winclass.hbrBackground  = (HBRUSH)GetStockObject(BLACK_BRUSH);
winclass.lpszMenuName   = NULL;
winclass.lpszClassName  = WINDOW_CLASS_NAME;
winclass.hIconSm        = LoadIcon(NULL, IDI_APPLICATION);
 
// register the window class
if (!RegisterClassEx(&winclass))
    return(0);
 
// create the window
if (!(hwnd = CreateWindowEx(NULL, // extended style
                            WINDOW_CLASS_NAME,   // class
                            "Your Basic Window", // title
                            WS_OVERLAPPEDWINDOW | WS_VISIBLE,
                            0,0,        // initial x,y
                            400,400,  // initial width, height
                            NULL,       // handle to parent 
                            NULL,       // handle to menu
                            hinstance,// instance of this application
                            NULL))) // extra creation parms
return(0);
 
// enter main event loop
while(GetMessage(&msg,NULL,0,0))
     { 
     // translate any accelerator keys
     TranslateMessage(&msg);
 
     // send the message to the window proc
     DispatchMessage(&msg);
     } // end while
 
// return to Windows like this
return(msg.wParam);
 
} // end WinMain
 
///////////////////////////////////////////////////////////