rosapps/demos/ddraw/main.cpp

   1 #include <windows.h>
   2 #include <ddraw.h>
   3
   4 LPDIRECTDRAW7 DirectDraw = NULL;
   5 LPDIRECTDRAWSURFACE7 FrontBuffer = NULL;
   6 LPDIRECTDRAWCLIPPER Clipper = NULL;
   7
   8 PCHAR DDErrorString (HRESULT hResult);
   9 LONG WINAPI WndProc (HWND hwnd, UINT message, UINT wParam, LONG lParam);
  10
  11 bool Fullscreen, Running;
  12 //#define USE_CLIPPER
  13
  14 bool Init (HWND hwnd)
  15 {
  16         DDSURFACEDESC2 ddsd;
  17         HRESULT hResult;
  18
  19         // Create the main object
  20         OutputDebugString("=> DirectDrawCreateEx\n");
  21         hResult = DirectDrawCreateEx(NULL, (VOID**)&DirectDraw, IID_IDirectDraw7, NULL);
  22
  23         if (hResult != DD_OK)
  24         {
  25                 MessageBox(0,DDErrorString(hResult), "DirectDrawCreateEx", 0);
  26                 return 0;
  27         }
  28
  29         // Set Fullscreen or windowed mode
  30         OutputDebugString("=> DDraw->SetCooperativeLevel\n");
  31
  32         if(Fullscreen)
  33                 hResult = DirectDraw->SetCooperativeLevel (hwnd, DDSCL_EXCLUSIVE | DDSCL_FULLSCREEN);
  34         else
  35                 hResult = DirectDraw->SetCooperativeLevel (hwnd, DDSCL_NORMAL);
  36
  37         if (hResult != DD_OK)
  38         {
  39                 MessageBox(0,DDErrorString(hResult), "DDraw->SetCooperativeLevel", 0);
  40                 return 0;
  41         }
  42
  43         // Set the new resolution
  44         if(Fullscreen)
  45         {
  46                 OutputDebugString("=> DDraw->SetDisplayMode\n");
  47                 hResult = DirectDraw->SetDisplayMode (800, 600, 32, 0, 0);
  48
  49                 if (hResult != DD_OK)
  50                 {
  51                         MessageBox(0,DDErrorString(hResult), "DDraw->SetDisplayMode", 0);
  52                         return 0;
  53                 }
  54         }
  55
  56         // Create the primary surface
  57         memset(&ddsd, 0, sizeof(DDSURFACEDESC2));
  58
  59         ddsd.dwSize = sizeof(DDSURFACEDESC2);
  60         ddsd.dwFlags = DDSD_CAPS;
  61         ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
  62
  63         OutputDebugString("=> DDraw->CreateSurface\n");
  64         hResult = DirectDraw->CreateSurface(&ddsd, &FrontBuffer, NULL);
  65
  66         if (hResult != DD_OK)
  67         {
  68                 MessageBox(0,DDErrorString(hResult), "DDraw->CreateSurface", 0);
  69                 return 0;
  70         }
  71
  72 #ifdef USE_CLIPPER
  73         // Set up the clipper
  74         OutputDebugString("=> DDraw->CreateClipper\n");
  75
  76     hResult = DirectDraw->CreateClipper(0,&Clipper,NULL);
  77         if (hResult != DD_OK)
  78         {
  79                 MessageBox(0,DDErrorString(hResult), "DDraw->CreateSurface", 0);
  80                 return 0;
  81         }
  82
  83         OutputDebugString("=> Clipper->SetHWnd\n");
  84         hResult = Clipper->SetHWnd(0,hwnd);
  85     if (hResult != DD_OK)
  86     {
  87                 MessageBox(0,DDErrorString(hResult), "Clipper->SetHWnd", 0);
  88         return  0;
  89     }
  90
  91         OutputDebugString("=> Suface->SetClipper\n");
  92     hResult = FrontBuffer->SetClipper(Clipper);
  93     if (hResult != DD_OK)
  94     {
  95                 MessageBox(0,DDErrorString(hResult), "FrontBuffer->SetClipper", 0);
  96         return 0;
  97     }
  98 #endif
  99
 100         return true;
 101 }
 102
 103 void Draw (HWND hwnd)
 104 {
 105         // Make the frontbuffer pink
 106         RECT rect;
 107         GetWindowRect(hwnd, &rect); // this is not necessary when clippper is used
 108
 109         DDBLTFX  ddbltfx;
 110         ddbltfx.dwSize = sizeof(DDBLTFX);
 111         ddbltfx.dwFillColor = RGB(255, 0, 255);
 112
 113         OutputDebugString("=> Surface->Blt (DDBLT_COLORFILL)\n");
 114
 115         FrontBuffer->Blt(&rect, NULL, NULL, DDBLT_COLORFILL | DDBLT_WAIT, &ddbltfx);
 116 }
 117
 118 void CleanUp (void)
 119 {
 120         if (Clipper != NULL)
 121         {
 122                 OutputDebugString("=> Clipper->Release\n");
 123                 Clipper->Release();
 124                 Clipper = NULL;
 125         }
 126
 127         if (FrontBuffer != NULL)
 128         {
 129                 OutputDebugString("=> Surface->Release\n");
 130                 FrontBuffer->Release();
 131                 FrontBuffer = NULL;
 132         }
 133         if (DirectDraw != NULL)
 134         {
 135                 OutputDebugString("=> DDraw->Release\n");
 136                 DirectDraw->Release();
 137                 DirectDraw = NULL;
 138         }
 139 }
 140
 141 int WINAPI WinMain (HINSTANCE hInst, HINSTANCE hPrevInst,
 142                                         LPSTR lpCmdLine, int nCmdShow)
 143 {
 144         MSG msg;
 145         WNDCLASS wndclass;
 146
 147         Fullscreen = MessageBox(0, "Do you want to me to run in Fullscreen ?", 0, MB_YESNO) == IDYES;
 148
 149         // Create windnow
 150         wndclass.style         = CS_HREDRAW | CS_VREDRAW;
 151         wndclass.lpfnWndProc   = WndProc;
 152         wndclass.cbClsExtra    = 0;
 153         wndclass.cbWndExtra    = 0;
 154         wndclass.hInstance     = hInst;
 155         wndclass.hIcon         = LoadIcon (NULL, IDI_APPLICATION);
 156         wndclass.hCursor       = LoadCursor (NULL, IDC_ARROW);
 157         wndclass.hbrBackground = (HBRUSH)GetStockObject (LTGRAY_BRUSH);
 158         wndclass.lpszMenuName  = NULL;
 159         wndclass.lpszClassName = "DDrawDemo";
 160
 161         RegisterClass(&wndclass);
 162
 163         HWND hwnd = CreateWindow("DDrawDemo",
 164                          "ReactOS DirectDraw Demo",
 165 #ifdef USE_CLIPPER
 166                                                  Fullscreen ? WS_POPUP : WS_OVERLAPPEDWINDOW,
 167 #else
 168                                                  WS_POPUP,
 169 #endif
 170                                      CW_USEDEFAULT,
 171                                                  CW_USEDEFAULT,
 172                          800,
 173                          600,
 174                          NULL, NULL,
 175                                                  hInst, NULL);
 176
 177         // Inizalize Ddraw
 178         if(Init(hwnd))
 179         {
 180                 Running = true;
 181
 182                 ShowWindow(hwnd, nCmdShow);
 183                 UpdateWindow(hwnd);
 184         }
 185
 186         // Main loop
 187         while (Running)
 188         {
 189                 if(Fullscreen)
 190                         Draw(hwnd);
 191
 192                 if (PeekMessage(&msg,NULL,0,0,PM_REMOVE))
 193                 {
 194                         if (msg.message == WM_QUIT) break;
 195                         TranslateMessage(&msg);
 196                         DispatchMessage(&msg);
 197                 }
 198         }
 199
 200         CleanUp();
 201
 202         return 0;
 203 }
 204
 205
 206 LONG WINAPI WndProc (HWND hwnd, UINT message,
 207                          UINT wParam, LONG lParam)
 208 {
 209         switch (message)
 210         {
 211                 case WM_PAINT:
 212                 {
 213                         if(!Fullscreen)
 214                                 Draw(hwnd);
 215                 } break;
 216
 217                 case WM_KEYDOWN:
 218                 {
 219                         switch (wParam)
 220                         {
 221                         case VK_ESCAPE:
 222                                 Running=false;
 223                                 return 0;
 224                         } break;
 225                 }
 226
 227                 case WM_DESTROY:
 228                 {
 229                         PostQuitMessage (0);
 230                         return 0;
 231                 } break;
 232         }
 233
 234         return DefWindowProc (hwnd, message, wParam, lParam);
 235 }
 236
 237 PCHAR DDErrorString (HRESULT hResult)
 238 {
 239         switch (hResult)
 240         {
 241                 case DD_OK:                                                              return "DD_OK";
 242                 case DDERR_ALREADYINITIALIZED:           return "DDERR_ALREADYINITIALIZED";
 243                 case DDERR_CANNOTATTACHSURFACE:          return "DDERR_CANNOTATTACHSURFACE";
 244                 case DDERR_CANNOTDETACHSURFACE:          return "DDERR_CANNOTDETACHSURFACE";
 245                 case DDERR_CURRENTLYNOTAVAIL:            return "DDERR_CURRENTLYNOTAVAIL";
 246                 case DDERR_EXCEPTION:                    return "DDERR_EXCEPTION";
 247                 case DDERR_GENERIC:                      return "DDERR_GENERIC";
 248                 case DDERR_HEIGHTALIGN:                  return "DDERR_HEIGHTALIGN";
 249                 case DDERR_INCOMPATIBLEPRIMARY:          return "DDERR_INCOMPATIBLEPRIMARY";
 250                 case DDERR_INVALIDCAPS:                  return "DDERR_INVALIDCAPS";
 251                 case DDERR_INVALIDCLIPLIST:              return "DDERR_INVALIDCLIPLIST";
 252                 case DDERR_INVALIDMODE:                  return "DDERR_INVALIDMODE";
 253                 case DDERR_INVALIDOBJECT:                return "DDERR_INVALIDOBJECT";
 254                 case DDERR_INVALIDPARAMS:                return "DDERR_INVALIDPARAMS";
 255                 case DDERR_INVALIDPIXELFORMAT:           return "DDERR_INVALIDPIXELFORMAT";
 256                 case DDERR_INVALIDRECT:                  return "DDERR_INVALIDRECT";
 257                 case DDERR_LOCKEDSURFACES:               return "DDERR_LOCKEDSURFACES";
 258                 case DDERR_NO3D:                         return "DDERR_NO3D";
 259                 case DDERR_NOALPHAHW:                    return "DDERR_NOALPHAHW";
 260                 case DDERR_NOCLIPLIST:                   return "DDERR_NOCLIPLIST";
 261                 case DDERR_NOCOLORCONVHW:                return "DDERR_NOCOLORCONVHW";
 262                 case DDERR_NOCOOPERATIVELEVELSET:        return "DDERR_NOCOOPERATIVELEVELSET";
 263                 case DDERR_NOCOLORKEY:                   return "DDERR_NOCOLORKEY";
 264                 case DDERR_NOCOLORKEYHW:                 return "DDERR_NOCOLORKEYHW";
 265                 case DDERR_NODIRECTDRAWSUPPORT:          return "DDERR_NODIRECTDRAWSUPPORT";
 266                 case DDERR_NOEXCLUSIVEMODE:              return "DDERR_NOEXCLUSIVEMODE";
 267                 case DDERR_NOFLIPHW:                     return "DDERR_NOFLIPHW";
 268                 case DDERR_NOGDI:                        return "DDERR_NOGDI";
 269                 case DDERR_NOMIRRORHW:                   return "DDERR_NOMIRRORHW";
 270                 case DDERR_NOTFOUND:                     return "DDERR_NOTFOUND";
 271                 case DDERR_NOOVERLAYHW:                  return "DDERR_NOOVERLAYHW";
 272                 case DDERR_NORASTEROPHW:                 return "DDERR_NORASTEROPHW";
 273                 case DDERR_NOROTATIONHW:                 return "DDERR_NOROTATIONHW";
 274                 case DDERR_NOSTRETCHHW:                  return "DDERR_NOSTRETCHHW";
 275                 case DDERR_NOT4BITCOLOR:                 return "DDERR_NOT4BITCOLOR";
 276                 case DDERR_NOT4BITCOLORINDEX:            return "DDERR_NOT4BITCOLORINDEX";
 277                 case DDERR_NOT8BITCOLOR:                 return "DDERR_NOT8BITCOLOR";
 278                 case DDERR_NOTEXTUREHW:                  return "DDERR_NOTEXTUREHW";
 279                 case DDERR_NOVSYNCHW:                    return "DDERR_NOVSYNCHW";
 280                 case DDERR_NOZBUFFERHW:                  return "DDERR_NOZBUFFERHW";
 281                 case DDERR_NOZOVERLAYHW:                 return "DDERR_NOZOVERLAYHW";
 282                 case DDERR_OUTOFCAPS:                    return "DDERR_OUTOFCAPS";
 283                 case DDERR_OUTOFMEMORY:                  return "DDERR_OUTOFMEMORY";
 284                 case DDERR_OUTOFVIDEOMEMORY:             return "DDERR_OUTOFVIDEOMEMORY";
 285                 case DDERR_OVERLAYCANTCLIP:              return "DDERR_OVERLAYCANTCLIP";
 286                 case DDERR_OVERLAYCOLORKEYONLYONEACTIVE: return "DDERR_OVERLAYCOLORKEYONLYONEACTIVE";
 287                 case DDERR_PALETTEBUSY:                  return "DDERR_PALETTEBUSY";
 288                 case DDERR_COLORKEYNOTSET:               return "DDERR_COLORKEYNOTSET";
 289                 case DDERR_SURFACEALREADYATTACHED:       return "DDERR_SURFACEALREADYATTACHED";
 290                 case DDERR_SURFACEALREADYDEPENDENT:      return "DDERR_SURFACEALREADYDEPENDENT";
 291                 case DDERR_SURFACEBUSY:                  return "DDERR_SURFACEBUSY";
 292                 case DDERR_CANTLOCKSURFACE:              return "DDERR_CANTLOCKSURFACE";
 293                 case DDERR_SURFACEISOBSCURED:            return "DDERR_SURFACEISOBSCURED";
 294                 case DDERR_SURFACELOST:                  return "DDERR_SURFACELOST";
 295                 case DDERR_SURFACENOTATTACHED:           return "DDERR_SURFACENOTATTACHED";
 296                 case DDERR_TOOBIGHEIGHT:                 return "DDERR_TOOBIGHEIGHT";
 297                 case DDERR_TOOBIGSIZE:                   return "DDERR_TOOBIGSIZE";
 298                 case DDERR_TOOBIGWIDTH:                  return "DDERR_TOOBIGWIDTH";
 299                 case DDERR_UNSUPPORTED:                  return "DDERR_UNSUPPORTED";
 300                 case DDERR_UNSUPPORTEDFORMAT:            return "DDERR_UNSUPPORTEDFORMAT";
 301                 case DDERR_UNSUPPORTEDMASK:              return "DDERR_UNSUPPORTEDMASK";
 302                 case DDERR_VERTICALBLANKINPROGRESS:      return "DDERR_VERTICALBLANKINPROGRESS";
 303                 case DDERR_WASSTILLDRAWING:              return "DDERR_WASSTILLDRAWING";
 304                 case DDERR_XALIGN:                       return "DDERR_XALIGN";
 305                 case DDERR_INVALIDDIRECTDRAWGUID:        return "DDERR_INVALIDDIRECTDRAWGUID";
 306                 case DDERR_DIRECTDRAWALREADYCREATED:     return "DDERR_DIRECTDRAWALREADYCREATED";
 307                 case DDERR_NODIRECTDRAWHW:               return "DDERR_NODIRECTDRAWHW";
 308                 case DDERR_PRIMARYSURFACEALREADYEXISTS:  return "DDERR_PRIMARYSURFACEALREADYEXISTS";
 309                 case DDERR_NOEMULATION:                  return "DDERR_NOEMULATION";
 310                 case DDERR_REGIONTOOSMALL:               return "DDERR_REGIONTOOSMALL";
 311                 case DDERR_CLIPPERISUSINGHWND:           return "DDERR_CLIPPERISUSINGHWND";
 312                 case DDERR_NOCLIPPERATTACHED:            return "DDERR_NOCLIPPERATTACHED";
 313                 case DDERR_NOHWND:                       return "DDERR_NOHWND";
 314                 case DDERR_HWNDSUBCLASSED:               return "DDERR_HWNDSUBCLASSED";
 315                 case DDERR_HWNDALREADYSET:               return "DDERR_HWNDALREADYSET";
 316                 case DDERR_NOPALETTEATTACHED:            return "DDERR_NOPALETTEATTACHED";
 317                 case DDERR_NOPALETTEHW:                  return "DDERR_NOPALETTEHW";
 318                 case DDERR_BLTFASTCANTCLIP:              return "DDERR_BLTFASTCANTCLIP";
 319                 case DDERR_NOBLTHW:                      return "DDERR_NOBLTHW";
 320                 case DDERR_NODDROPSHW:                   return "DDERR_NODDROPSHW";
 321                 case DDERR_OVERLAYNOTVISIBLE:            return "DDERR_OVERLAYNOTVISIBLE";
 322                 case DDERR_NOOVERLAYDEST:                return "DDERR_NOOVERLAYDEST";
 323                 case DDERR_INVALIDPOSITION:              return "DDERR_INVALIDPOSITION";
 324                 case DDERR_NOTAOVERLAYSURFACE:           return "DDERR_NOTAOVERLAYSURFACE";
 325                 case DDERR_EXCLUSIVEMODEALREADYSET:      return "DDERR_EXCLUSIVEMODEALREADYSET";
 326                 case DDERR_NOTFLIPPABLE:                 return "DDERR_NOTFLIPPABLE";
 327                 case DDERR_CANTDUPLICATE:                return "DDERR_CANTDUPLICATE";
 328                 case DDERR_NOTLOCKED:                    return "DDERR_NOTLOCKED";
 329                 case DDERR_CANTCREATEDC:                 return "DDERR_CANTCREATEDC";
 330                 case DDERR_NODC:                         return "DDERR_NODC";
 331                 case DDERR_WRONGMODE:                    return "DDERR_WRONGMODE";
 332                 case DDERR_IMPLICITLYCREATED:            return "DDERR_IMPLICITLYCREATED";
 333                 case DDERR_NOTPALETTIZED:                return "DDERR_NOTPALETTIZED";
 334                 case DDERR_UNSUPPORTEDMODE:              return "DDERR_UNSUPPORTEDMODE";
 335                 case DDERR_NOMIPMAPHW:                   return "DDERR_NOMIPMAPHW";
 336                 case DDERR_INVALIDSURFACETYPE:           return "DDERR_INVALIDSURFACETYPE";
 337                 case DDERR_DCALREADYCREATED:             return "DDERR_DCALREADYCREATED";
 338                 case DDERR_CANTPAGELOCK:                 return "DDERR_CANTPAGELOCK";
 339                 case DDERR_CANTPAGEUNLOCK:               return "DDERR_CANTPAGEUNLOCK";
 340                 case DDERR_NOTPAGELOCKED:                return "DDERR_NOTPAGELOCKED";
 341                 case DDERR_NOTINITIALIZED:               return "DDERR_NOTINITIALIZED";
 342         }
 343         return "Unknown Error";
 344 }
 345