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Getdxver.cpp
资源名称：3D_OnlineGame_Humen.rar　[点击查看]
上传用户：garry_shen
上传日期：2015-04-15
资源大小：45647k
文件大小：6k
源码类别：

游戏引擎

开发平台：

Visual C++

Getdxver.cpp：源码内容
  1. // Getdxver.cpp: implementation of the CGetdxver class.
  2. //
  3. //////////////////////////////////////////////////////////////////////
  5. #include "stdafx.h"
  6. #include <dmusici.h>
  7. #include "XMudClient.h"
  8. #include "Getdxver.h"
  10. #ifdef _DEBUG
  11. #undef THIS_FILE
  12. static char THIS_FILE[]=__FILE__;
  13. #define new DEBUG_NEW
  14. #endif
  16. typedef HRESULT(WINAPI * DIRECTDRAWCREATE)( GUID*, LPDIRECTDRAW*, IUnknown* );
  17. typedef HRESULT(WINAPI * DIRECTDRAWCREATEEX)( GUID*, VOID**, REFIID, IUnknown* );
  18. typedef HRESULT(WINAPI * DIRECTINPUTCREATE)( HINSTANCE, DWORD, LPDIRECTINPUT*,
  19.                                              IUnknown* );
  21. CGetdxver::CGetdxver()
  22. {
  24. }
  26. CGetdxver::~CGetdxver()
  27. {
  29. }
  31. void CGetdxver::GetDXVersion( DWORD* pdwDXVersion, DWORD* pdwDXPlatform )
  32. {
  33.     HRESULT              hr;
  34.     HINSTANCE            DDHinst = 0;
  35.     HINSTANCE            DIHinst = 0;
  36.     LPDIRECTDRAW         pDDraw  = 0;
  37.     LPDIRECTDRAW2        pDDraw2 = 0;
  38.     DIRECTDRAWCREATE     DirectDrawCreate   = 0;
  39.     DIRECTDRAWCREATEEX   DirectDrawCreateEx = 0;
  40.     DIRECTINPUTCREATE    DirectInputCreate  = 0;
  41.     OSVERSIONINFO        osVer;
  42.     LPDIRECTDRAWSURFACE  pSurf  = 0;
  43.     LPDIRECTDRAWSURFACE3 pSurf3 = 0;
  44.     LPDIRECTDRAWSURFACE4 pSurf4 = 0;
  46.     osVer.dwOSVersionInfoSize = sizeof(osVer);
  47.     if( !GetVersionEx( &osVer ) ) {
  48.         (*pdwDXPlatform) = 0;
  49.         (*pdwDXVersion)  = 0;
  50.         return;
  51.     }
  53.     if( osVer.dwPlatformId == VER_PLATFORM_WIN32_NT ){
  54.         (*pdwDXPlatform) = VER_PLATFORM_WIN32_NT;
  55.         if( osVer.dwMajorVersion < 4 ){
  56.             (*pdwDXVersion) = 0;
  57.             return;
  58.         }
  60.         if( osVer.dwMajorVersion == 4 ){
  61.             (*pdwDXVersion) = 0x200;
  62.             DIHinst = LoadLibrary( "DINPUT.DLL" );
  63.             if( DIHinst == 0 ){
  64.                 OutputDebugString( "Couldn't LoadLibrary DInputrn" );
  65.                 return;
  66.             }
  67.             DirectInputCreate = (DIRECTINPUTCREATE)GetProcAddress( DIHinst,
  68.                                                                  "DirectInputCreateA" );
  69.             FreeLibrary( DIHinst );
  70.             if( DirectInputCreate == 0 ){
  71.                 OutputDebugString( "Couldn't GetProcAddress DInputCreatern" );
  72.                 return;
  73.             }
  74.             (*pdwDXVersion) = 0x300;
  75.             return;
  76.         }
  77.     }else {
  78.         (*pdwDXPlatform) = VER_PLATFORM_WIN32_WINDOWS;
  79.     }
  80.     DDHinst = LoadLibrary( "DDRAW.DLL" );
  81.     if( DDHinst == 0 ){
  82.         (*pdwDXVersion)  = 0;
  83.         (*pdwDXPlatform) = 0;
  84.         FreeLibrary( DDHinst );
  85.         return;
  86.     }
  88.     DirectDrawCreate = (DIRECTDRAWCREATE)GetProcAddress( DDHinst, "DirectDrawCreate" );
  89.     if( DirectDrawCreate == 0 ){
  90.         (*pdwDXVersion)  = 0;
  91.         (*pdwDXPlatform) = 0;
  92.         FreeLibrary( DDHinst );
  93.         OutputDebugString( "Couldn't LoadLibrary DDrawrn" );
  94.         return;
  95.     }
  97.     hr = DirectDrawCreate( NULL, &pDDraw, NULL );
  98.     if( FAILED(hr) )
  99.     {
  100.         (*pdwDXVersion)  = 0;
  101.         (*pdwDXPlatform) = 0;
  102.         FreeLibrary( DDHinst );
  103.         OutputDebugString( "Couldn't create DDrawrn" );
  104.         return;
  105.     }
  106.     (*pdwDXVersion) = 0x100;
  107.     hr = pDDraw->QueryInterface( IID_IDirectDraw2, (VOID**)&pDDraw2 );
  108.     if( FAILED(hr) ){
  109.         pDDraw->Release();
  110.         FreeLibrary( DDHinst );
  111.         OutputDebugString( "Couldn't QI DDraw2rn" );
  112.         return;
  113.     }
  114.     pDDraw2->Release();
  115.     (*pdwDXVersion) = 0x200;
  117.     DIHinst = LoadLibrary( "DINPUT.DLL" );
  118.     if( DIHinst == 0 ){
  119.         OutputDebugString( "Couldn't LoadLibrary DInputrn" );
  120.         pDDraw->Release();
  121.         FreeLibrary( DDHinst );
  122.         return;
  123.     }
  124.     DirectInputCreate = (DIRECTINPUTCREATE)GetProcAddress( DIHinst,
  125.                                                        "DirectInputCreateA" );
  126.     if( DirectInputCreate == 0 )
  127.     {
  128.         FreeLibrary( DIHinst );
  129.         FreeLibrary( DDHinst );
  130.         pDDraw->Release();
  131.         OutputDebugString( "Couldn't GetProcAddress DInputCreatern" );
  132.         return;
  133.     }
  135.     (*pdwDXVersion) = 0x300;
  136.     FreeLibrary( DIHinst );
  137.     DDSURFACEDESC ddsd;
  138.     ZeroMemory( &ddsd, sizeof(ddsd) );
  139.     ddsd.dwSize         = sizeof(ddsd);
  140.     ddsd.dwFlags        = DDSD_CAPS;
  141.     ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
  143.     hr = pDDraw->SetCooperativeLevel( NULL, DDSCL_NORMAL );
  144.     if( FAILED(hr) ){
  145.         pDDraw->Release();
  146.         FreeLibrary( DDHinst );
  147.         (*pdwDXVersion) = 0;
  148.         OutputDebugString( "Couldn't Set coop levelrn" );
  149.         return;
  150.     }
  152.     hr = pDDraw->CreateSurface( &ddsd, &pSurf, NULL );
  153.     if( FAILED(hr) ){
  154.         pDDraw->Release();
  155.         FreeLibrary( DDHinst );
  156.         *pdwDXVersion = 0;
  157.         OutputDebugString( "Couldn't CreateSurfacern" );
  158.         return;
  159.     }
  161.     if( FAILED( pSurf->QueryInterface( IID_IDirectDrawSurface3,
  162.                                        (VOID**)&pSurf3 ) ) )
  163.     {
  164.         pDDraw->Release();
  165.         FreeLibrary( DDHinst );
  166.         return;
  167.     }
  169.     (*pdwDXVersion) = 0x500;
  170.     if( FAILED( pSurf->QueryInterface( IID_IDirectDrawSurface4,
  171.                                        (VOID**)&pSurf4 ) ) ){
  172.         pDDraw->Release();
  173.         FreeLibrary( DDHinst );
  174.         return;
  175.     }
  177.     (*pdwDXVersion) = 0x600;
  178.     pSurf->Release();
  179.     pDDraw->Release();
  180.     LPDIRECTMUSIC pDMusic = NULL;
  181.     CoInitialize( NULL );
  182.     hr = CoCreateInstance( CLSID_DirectMusic, NULL, CLSCTX_INPROC_SERVER,
  183.                            IID_IDirectMusic, (VOID**)&pDMusic );
  184.     if( FAILED(hr) )
  185.     {
  186.         OutputDebugString( "Couldn't create CLSID_DirectMusicrn" );
  187.         FreeLibrary( DDHinst );
  188.         return;
  189.     }
  191.     (*pdwDXVersion) = 0x601;
  192.     pDMusic->Release();
  193.     CoUninitialize();
  195.     LPDIRECTDRAW7 pDD7;
  196.     DirectDrawCreateEx = (DIRECTDRAWCREATEEX)GetProcAddress( DDHinst,
  197.                                                        "DirectDrawCreateEx" );
  198.     if( NULL == DirectDrawCreateEx )
  199.     {
  200.         FreeLibrary( DDHinst );
  201.         return;
  202.     }
  203.     if( FAILED( DirectDrawCreateEx( NULL, (VOID**)&pDD7, IID_IDirectDraw7,
  204.                                     NULL ) ) ){
  205.         FreeLibrary( DDHinst );
  206.         return;
  207.     }
  208.     (*pdwDXVersion) = 0x700;
  209.     pDD7->Release();
  210.     FreeLibrary( DDHinst );
  211.     return;
  212. }