dll/directx/wine/wined3d/surface_gdi.c

   1 /*
   2  * 2D Surface implementation without OpenGL
   3  *
   4  * Copyright 1997-2000 Marcus Meissner
   5  * Copyright 1998-2000 Lionel Ulmer
   6  * Copyright 2000-2001 TransGaming Technologies Inc.
   7  * Copyright 2002-2005 Jason Edmeades
   8  * Copyright 2002-2003 Raphael Junqueira
   9  * Copyright 2004 Christian Costa
  10  * Copyright 2005 Oliver Stieber
  11  * Copyright 2006-2008 Stefan Dösinger
  12  *
  13  * This library is free software; you can redistribute it and/or
  14  * modify it under the terms of the GNU Lesser General Public
  15  * License as published by the Free Software Foundation; either
  16  * version 2.1 of the License, or (at your option) any later version.
  17  *
  18  * This library is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  21  * Lesser General Public License for more details.
  22  *
  23  * You should have received a copy of the GNU Lesser General Public
  24  * License along with this library; if not, write to the Free Software
  25  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  26  */
  27
  28 #include "config.h"
  29 #include "wine/port.h"
  30 #include "wined3d_private.h"
  31
  32 #include <assert.h>
  33 #include <stdio.h>
  34
  35 /* Use the d3d_surface debug channel to have one channel for all surfaces */
  36 WINE_DEFAULT_DEBUG_CHANNEL(d3d_surface);
  37
  38 /*****************************************************************************
  39  * IWineD3DSurface::Release, GDI version
  40  *
  41  * In general a normal COM Release method, but the GDI version doesn't have
  42  * to destroy all the GL things.
  43  *
  44  *****************************************************************************/
  45 ULONG WINAPI IWineGDISurfaceImpl_Release(IWineD3DSurface *iface) {
  46     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
  47     ULONG ref = InterlockedDecrement(&This->resource.ref);
  48     TRACE("(%p) : Releasing from %d\n", This, ref + 1);
  49     if (ref == 0) {
  50         TRACE("(%p) : cleaning up\n", This);
  51
  52         if(This->Flags & SFLAG_DIBSECTION) {
  53             /* Release the DC */
  54             SelectObject(This->hDC, This->dib.holdbitmap);
  55             DeleteDC(This->hDC);
  56             /* Release the DIB section */
  57             DeleteObject(This->dib.DIBsection);
  58             This->dib.bitmap_data = NULL;
  59             This->resource.allocatedMemory = NULL;
  60         }
  61         if(This->Flags & SFLAG_USERPTR) IWineD3DSurface_SetMem(iface, NULL);
  62
  63         HeapFree(GetProcessHeap(), 0, This->palette9);
  64
  65         IWineD3DResourceImpl_CleanUp((IWineD3DResource *)iface);
  66
  67         if(This->overlay_dest) {
  68             list_remove(&This->overlay_entry);
  69         }
  70
  71         TRACE("(%p) Released\n", This);
  72         HeapFree(GetProcessHeap(), 0, This);
  73
  74     }
  75     return ref;
  76 }
  77
  78 /*****************************************************************************
  79  * IWineD3DSurface::PreLoad, GDI version
  80  *
  81  * This call is unsupported on GDI surfaces, if it's called something went
  82  * wrong in the parent library. Write an informative warning
  83  *
  84  *****************************************************************************/
  85 static void WINAPI
  86 IWineGDISurfaceImpl_PreLoad(IWineD3DSurface *iface)
  87 {
  88     ERR("(%p): PreLoad is not supported on X11 surfaces!\n", iface);
  89     ERR("(%p): Most likely the parent library did something wrong.\n", iface);
  90     ERR("(%p): Please report to wine-devel\n", iface);
  91 }
  92
  93 /*****************************************************************************
  94  * IWineD3DSurface::UnLoad, GDI version
  95  *
  96  * This call is unsupported on GDI surfaces, if it's called something went
  97  * wrong in the parent library. Write an informative warning.
  98  *
  99  *****************************************************************************/
 100 static void WINAPI IWineGDISurfaceImpl_UnLoad(IWineD3DSurface *iface)
 101 {
 102     ERR("(%p): UnLoad is not supported on X11 surfaces!\n", iface);
 103     ERR("(%p): Most likely the parent library did something wrong.\n", iface);
 104     ERR("(%p): Please report to wine-devel\n", iface);
 105 }
 106
 107 /*****************************************************************************
 108  * IWineD3DSurface::LockRect, GDI version
 109  *
 110  * Locks the surface and returns a pointer to the surface memory
 111  *
 112  * Params:
 113  *  pLockedRect: Address to return the locking info at
 114  *  pRect: Rectangle to lock
 115  *  Flags: Some flags
 116  *
 117  * Returns:
 118  *  WINED3D_OK on success
 119  *  WINED3DERR_INVALIDCALL on errors
 120  *
 121  *****************************************************************************/
 122 static HRESULT WINAPI
 123 IWineGDISurfaceImpl_LockRect(IWineD3DSurface *iface,
 124                              WINED3DLOCKED_RECT* pLockedRect,
 125                              CONST RECT* pRect,
 126                              DWORD Flags)
 127 {
 128     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 129
 130     /* Already locked? */
 131     if(This->Flags & SFLAG_LOCKED)
 132     {
 133         ERR("(%p) Surface already locked\n", This);
 134         /* What should I return here? */
 135         return WINED3DERR_INVALIDCALL;
 136     }
 137     This->Flags |= SFLAG_LOCKED;
 138
 139     if(!This->resource.allocatedMemory) {
 140         /* This happens on gdi surfaces if the application set a user pointer and resets it.
 141          * Recreate the DIB section
 142          */
 143         IWineD3DBaseSurfaceImpl_CreateDIBSection(iface);
 144         This->resource.allocatedMemory = This->dib.bitmap_data;
 145     }
 146
 147     return IWineD3DBaseSurfaceImpl_LockRect(iface, pLockedRect, pRect, Flags);
 148 }
 149
 150 /*****************************************************************************
 151  * IWineD3DSurface::UnlockRect, GDI version
 152  *
 153  * Unlocks a surface. This implementation doesn't do much, except updating
 154  * the window if the front buffer is unlocked
 155  *
 156  * Returns:
 157  *  WINED3D_OK on success
 158  *  WINED3DERR_INVALIDCALL on failure
 159  *
 160  *****************************************************************************/
 161 static HRESULT WINAPI
 162 IWineGDISurfaceImpl_UnlockRect(IWineD3DSurface *iface)
 163 {
 164     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 165     IWineD3DSwapChainImpl *swapchain = NULL;
 166     TRACE("(%p)\n", This);
 167
 168     if (!(This->Flags & SFLAG_LOCKED))
 169     {
 170         WARN("trying to Unlock an unlocked surf@%p\n", This);
 171         return WINED3DERR_INVALIDCALL;
 172     }
 173
 174     /* Can be useful for debugging */
 175 #if 0
 176         {
 177             static unsigned int gen = 0;
 178             char buffer[4096];
 179             ++gen;
 180             if ((gen % 10) == 0) {
 181                 snprintf(buffer, sizeof(buffer), "/tmp/surface%p_type%u_level%u_%u.ppm", This, This->glDescription.target, This->glDescription.level, gen);
 182                 IWineD3DSurfaceImpl_SaveSnapshot(iface, buffer);
 183             }
 184             /*
 185              * debugging crash code
 186             if (gen == 250) {
 187               void** test = NULL;
 188               *test = 0;
 189             }
 190             */
 191         }
 192 #endif
 193
 194     /* Tell the swapchain to update the screen */
 195     IWineD3DSurface_GetContainer(iface, &IID_IWineD3DSwapChain, (void **) &swapchain);
 196     if(swapchain) {
 197         x11_copy_to_screen(swapchain, &This->lockedRect);
 198         IWineD3DSwapChain_Release((IWineD3DSwapChain *) swapchain);
 199     }
 200
 201     This->Flags &= ~SFLAG_LOCKED;
 202     memset(&This->lockedRect, 0, sizeof(RECT));
 203     return WINED3D_OK;
 204 }
 205
 206 /*****************************************************************************
 207  * IWineD3DSurface::Flip, GDI version
 208  *
 209  * Flips 2 flipping enabled surfaces. Determining the 2 targets is done by
 210  * the parent library. This implementation changes the data pointers of the
 211  * surfaces and copies the new front buffer content to the screen
 212  *
 213  * Params:
 214  *  override: Flipping target(e.g. back buffer)
 215  *
 216  * Returns:
 217  *  WINED3D_OK on success
 218  *
 219  *****************************************************************************/
 220 static HRESULT WINAPI
 221 IWineGDISurfaceImpl_Flip(IWineD3DSurface *iface,
 222                          IWineD3DSurface *override,
 223                          DWORD Flags)
 224 {
 225     IWineD3DSwapChainImpl *swapchain = NULL;
 226     HRESULT hr;
 227
 228     IWineD3DSurface_GetContainer(iface, &IID_IWineD3DSwapChain, (void **) &swapchain);
 229     if(!swapchain) {
 230         ERR("Flipped surface is not on a swapchain\n");
 231         return WINEDDERR_NOTFLIPPABLE;
 232     }
 233
 234     hr = IWineD3DSwapChain_Present((IWineD3DSwapChain *) swapchain, NULL, NULL, 0, NULL, 0);
 235     IWineD3DSwapChain_Release((IWineD3DSwapChain *) swapchain);
 236     return hr;
 237 }
 238
 239 /*****************************************************************************
 240  * IWineD3DSurface::LoadTexture, GDI version
 241  *
 242  * This is mutually unsupported by GDI surfaces
 243  *
 244  * Returns:
 245  *  D3DERR_INVALIDCALL
 246  *
 247  *****************************************************************************/
 248 HRESULT WINAPI
 249 IWineGDISurfaceImpl_LoadTexture(IWineD3DSurface *iface, BOOL srgb_mode)
 250 {
 251     ERR("Unsupported on X11 surfaces\n");
 252     return WINED3DERR_INVALIDCALL;
 253 }
 254
 255 /*****************************************************************************
 256  * IWineD3DSurface::SaveSnapshot, GDI version
 257  *
 258  * This method writes the surface's contents to the in tga format to the
 259  * file specified in filename.
 260  *
 261  * Params:
 262  *  filename: File to write to
 263  *
 264  * Returns:
 265  *  WINED3DERR_INVALIDCALL if the file couldn't be opened
 266  *  WINED3D_OK on success
 267  *
 268  *****************************************************************************/
 269 static int get_shift(DWORD color_mask) {
 270     int shift = 0;
 271     while (color_mask > 0xFF) {
 272         color_mask >>= 1;
 273         shift += 1;
 274     }
 275     while ((color_mask & 0x80) == 0) {
 276         color_mask <<= 1;
 277         shift -= 1;
 278     }
 279     return shift;
 280 }
 281
 282
 283 HRESULT WINAPI
 284 IWineGDISurfaceImpl_SaveSnapshot(IWineD3DSurface *iface,
 285 const char* filename)
 286 {
 287     FILE* f = NULL;
 288     UINT y = 0, x = 0;
 289     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 290     static char *output = NULL;
 291     static int size = 0;
 292     const StaticPixelFormatDesc *formatEntry = getFormatDescEntry(This->resource.format, NULL, NULL);
 293
 294     if (This->pow2Width > size) {
 295         output = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, This->pow2Width * 3);
 296         size = This->pow2Width;
 297     }
 298
 299
 300     f = fopen(filename, "w+");
 301     if (NULL == f) {
 302         ERR("opening of %s failed with\n", filename);
 303         return WINED3DERR_INVALIDCALL;
 304     }
 305     fprintf(f, "P6\n%d %d\n255\n", This->pow2Width, This->pow2Height);
 306
 307     if (This->resource.format == WINED3DFMT_P8) {
 308         unsigned char table[256][3];
 309         int i;
 310
 311         if (This->palette == NULL) {
 312             fclose(f);
 313             return WINED3DERR_INVALIDCALL;
 314         }
 315         for (i = 0; i < 256; i++) {
 316             table[i][0] = This->palette->palents[i].peRed;
 317             table[i][1] = This->palette->palents[i].peGreen;
 318             table[i][2] = This->palette->palents[i].peBlue;
 319         }
 320         for (y = 0; y < This->pow2Height; y++) {
 321             unsigned char *src = This->resource.allocatedMemory + (y * 1 * IWineD3DSurface_GetPitch(iface));
 322             for (x = 0; x < This->pow2Width; x++) {
 323                 unsigned char color = *src;
 324                 src += 1;
 325
 326                 output[3 * x + 0] = table[color][0];
 327                 output[3 * x + 1] = table[color][1];
 328                 output[3 * x + 2] = table[color][2];
 329             }
 330             fwrite(output, 3 * This->pow2Width, 1, f);
 331         }
 332     } else {
 333         int red_shift, green_shift, blue_shift, pix_width, alpha_shift;
 334
 335         pix_width = This->bytesPerPixel;
 336
 337         red_shift = get_shift(formatEntry->redMask);
 338         green_shift = get_shift(formatEntry->greenMask);
 339         blue_shift = get_shift(formatEntry->blueMask);
 340         alpha_shift = get_shift(formatEntry->alphaMask);
 341
 342         for (y = 0; y < This->pow2Height; y++) {
 343             unsigned char *src = This->resource.allocatedMemory + (y * 1 * IWineD3DSurface_GetPitch(iface));
 344             for (x = 0; x < This->pow2Width; x++) {
 345                 unsigned int color;
 346                 unsigned int comp;
 347                 int i;
 348
 349                 color = 0;
 350                 for (i = 0; i < pix_width; i++) {
 351                     color |= src[i] << (8 * i);
 352                 }
 353                 src += 1 * pix_width;
 354
 355                 comp = color & formatEntry->redMask;
 356                 output[3 * x + 0] = red_shift > 0 ? comp >> red_shift : comp << -red_shift;
 357                 comp = color & formatEntry->greenMask;
 358                 output[3 * x + 1] = green_shift > 0 ? comp >> green_shift : comp << -green_shift;
 359                 comp = color & formatEntry->alphaMask;
 360                 output[3 * x + 2] = alpha_shift > 0 ? comp >> alpha_shift : comp << -alpha_shift;
 361             }
 362             fwrite(output, 3 * This->pow2Width, 1, f);
 363         }
 364     }
 365     fclose(f);
 366     return WINED3D_OK;
 367 }
 368
 369 HRESULT WINAPI IWineGDISurfaceImpl_GetDC(IWineD3DSurface *iface, HDC *pHDC) {
 370     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 371     WINED3DLOCKED_RECT lock;
 372     HRESULT hr;
 373     RGBQUAD col[256];
 374
 375     TRACE("(%p)->(%p)\n",This,pHDC);
 376
 377     if(This->Flags & SFLAG_USERPTR) {
 378         ERR("Not supported on surfaces with an application-provided surfaces\n");
 379         return WINEDDERR_NODC;
 380     }
 381
 382     /* Give more detailed info for ddraw */
 383     if (This->Flags & SFLAG_DCINUSE)
 384         return WINEDDERR_DCALREADYCREATED;
 385
 386     /* Can't GetDC if the surface is locked */
 387     if (This->Flags & SFLAG_LOCKED)
 388         return WINED3DERR_INVALIDCALL;
 389
 390     memset(&lock, 0, sizeof(lock)); /* To be sure */
 391
 392     /* Should have a DIB section already */
 393
 394     /* Lock the surface */
 395     hr = IWineD3DSurface_LockRect(iface,
 396                                   &lock,
 397                                   NULL,
 398                                   0);
 399     if(FAILED(hr)) {
 400         ERR("IWineD3DSurface_LockRect failed with hr = %08x\n", hr);
 401         /* keep the dib section */
 402         return hr;
 403     }
 404
 405     if(This->resource.format == WINED3DFMT_P8 ||
 406        This->resource.format == WINED3DFMT_A8P8) {
 407         unsigned int n;
 408         PALETTEENTRY *pal = NULL;
 409
 410         if(This->palette) {
 411             pal = This->palette->palents;
 412         } else {
 413             IWineD3DSurfaceImpl *dds_primary;
 414             IWineD3DSwapChainImpl *swapchain;
 415             swapchain = (IWineD3DSwapChainImpl *)This->resource.wineD3DDevice->swapchains[0];
 416             dds_primary = (IWineD3DSurfaceImpl *)swapchain->frontBuffer;
 417             if (dds_primary && dds_primary->palette)
 418                 pal = dds_primary->palette->palents;
 419         }
 420
 421         if (pal) {
 422             for (n=0; n<256; n++) {
 423                 col[n].rgbRed   = pal[n].peRed;
 424                 col[n].rgbGreen = pal[n].peGreen;
 425                 col[n].rgbBlue  = pal[n].peBlue;
 426                 col[n].rgbReserved = 0;
 427             }
 428             SetDIBColorTable(This->hDC, 0, 256, col);
 429         }
 430     }
 431
 432     *pHDC = This->hDC;
 433     TRACE("returning %p\n",*pHDC);
 434     This->Flags |= SFLAG_DCINUSE;
 435
 436     return WINED3D_OK;
 437 }
 438
 439 HRESULT WINAPI IWineGDISurfaceImpl_ReleaseDC(IWineD3DSurface *iface, HDC hDC) {
 440     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 441
 442     TRACE("(%p)->(%p)\n",This,hDC);
 443
 444     if (!(This->Flags & SFLAG_DCINUSE))
 445         return WINED3DERR_INVALIDCALL;
 446
 447     if (This->hDC !=hDC) {
 448         WARN("Application tries to release an invalid DC(%p), surface dc is %p\n", hDC, This->hDC);
 449         return WINED3DERR_INVALIDCALL;
 450     }
 451
 452     /* we locked first, so unlock now */
 453     IWineD3DSurface_UnlockRect(iface);
 454
 455     This->Flags &= ~SFLAG_DCINUSE;
 456
 457     return WINED3D_OK;
 458 }
 459
 460 HRESULT WINAPI IWineGDISurfaceImpl_RealizePalette(IWineD3DSurface *iface) {
 461     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
 462     RGBQUAD col[256];
 463     IWineD3DPaletteImpl *pal = This->palette;
 464     unsigned int n;
 465     IWineD3DSwapChainImpl *swapchain;
 466     TRACE("(%p)\n", This);
 467
 468     if (!pal) return WINED3D_OK;
 469
 470     if(This->Flags & SFLAG_DIBSECTION) {
 471         TRACE("(%p): Updating the hdc's palette\n", This);
 472         for (n=0; n<256; n++) {
 473             col[n].rgbRed   = pal->palents[n].peRed;
 474             col[n].rgbGreen = pal->palents[n].peGreen;
 475             col[n].rgbBlue  = pal->palents[n].peBlue;
 476             col[n].rgbReserved = 0;
 477         }
 478         SetDIBColorTable(This->hDC, 0, 256, col);
 479     }
 480
 481     /* Update the image because of the palette change. Some games like e.g Red Alert
 482        call SetEntries a lot to implement fading. */
 483     /* Tell the swapchain to update the screen */
 484     IWineD3DSurface_GetContainer(iface, &IID_IWineD3DSwapChain, (void **) &swapchain);
 485     if(swapchain) {
 486         x11_copy_to_screen(swapchain, NULL);
 487         IWineD3DSwapChain_Release((IWineD3DSwapChain *) swapchain);
 488     }
 489
 490     return WINED3D_OK;
 491 }
 492
 493 /*****************************************************************************
 494  * IWineD3DSurface::PrivateSetup, GDI version
 495  *
 496  * Initializes the GDI surface, aka creates the DIB section we render to
 497  * The DIB section creation is done by calling GetDC, which will create the
 498  * section and releasing the dc to allow the app to use it. The dib section
 499  * will stay until the surface is released
 500  *
 501  * GDI surfaces do not need to be a power of 2 in size, so the pow2 sizes
 502  * are set to the real sizes to save memory. The NONPOW2 flag is unset to
 503  * avoid confusion in the shared surface code.
 504  *
 505  * Returns:
 506  *  WINED3D_OK on success
 507  *  The return values of called methods on failure
 508  *
 509  *****************************************************************************/
 510 HRESULT WINAPI
 511 IWineGDISurfaceImpl_PrivateSetup(IWineD3DSurface *iface)
 512 {
 513     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
 514
 515     if(This->resource.usage & WINED3DUSAGE_OVERLAY)
 516     {
 517         ERR("(%p) Overlays not yet supported by GDI surfaces\n", This);
 518         return WINED3DERR_INVALIDCALL;
 519     }
 520     /* Sysmem textures have memory already allocated -
 521      * release it, this avoids an unnecessary memcpy
 522      */
 523     HeapFree(GetProcessHeap(), 0, This->resource.heapMemory);
 524     This->resource.allocatedMemory = NULL;
 525     This->resource.heapMemory = NULL;
 526
 527     /* We don't mind the nonpow2 stuff in GDI */
 528     This->pow2Width = This->currentDesc.Width;
 529     This->pow2Height = This->currentDesc.Height;
 530
 531     IWineD3DBaseSurfaceImpl_CreateDIBSection(iface);
 532     This->resource.allocatedMemory = This->dib.bitmap_data;
 533
 534     return WINED3D_OK;
 535 }
 536
 537 void WINAPI IWineGDISurfaceImpl_SetGlTextureDesc(IWineD3DSurface *iface, UINT textureName, int target) {
 538     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 539
 540     /* Ignore 0 textureName and target. D3D textures can be created with gdi surfaces as plain
 541      * containers, but they're useless until the app creates a d3d device from a d3d point of
 542      * view, it's not an implementation limitation. This avoids false warnings when the texture
 543      * is destroyed and sets the description back to 0/0
 544      */
 545     if(textureName != 0 || target != 0) {
 546         FIXME("(%p) : Should not be called on a GDI surface. textureName %u, target %i\n", This, textureName, target);
 547         DebugBreak();
 548     }
 549 }
 550
 551 void WINAPI IWineGDISurfaceImpl_GetGlDesc(IWineD3DSurface *iface, glDescriptor **glDescription) {
 552     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 553     FIXME("(%p) : Should not be called on a GDI surface\n", This);
 554     *glDescription = NULL;
 555 }
 556
 557 HRESULT WINAPI IWineGDISurfaceImpl_AddDirtyRect(IWineD3DSurface *iface, CONST RECT* pDirtyRect) {
 558     /* GDI surface data can only be in one location, the system memory dib section. So they are
 559      * always clean by definition.
 560      */
 561     TRACE("No dirtification in GDI surfaces\n");
 562     return WINED3D_OK;
 563 }
 564
 565 HRESULT WINAPI IWineGDISurfaceImpl_SetMem(IWineD3DSurface *iface, void *Mem) {
 566     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
 567
 568     /* Render targets depend on their hdc, and we can't create an hdc on a user pointer */
 569     if(This->resource.usage & WINED3DUSAGE_RENDERTARGET) {
 570         ERR("Not supported on render targets\n");
 571         return WINED3DERR_INVALIDCALL;
 572     }
 573
 574     if(This->Flags & (SFLAG_LOCKED | SFLAG_DCINUSE)) {
 575         WARN("Surface is locked or the HDC is in use\n");
 576         return WINED3DERR_INVALIDCALL;
 577     }
 578
 579     if(Mem && Mem != This->resource.allocatedMemory) {
 580         void *release = NULL;
 581
 582         /* Do I have to copy the old surface content? */
 583         if(This->Flags & SFLAG_DIBSECTION) {
 584                 /* Release the DC. No need to hold the critical section for the update
 585             * Thread because this thread runs only on front buffers, but this method
 586             * fails for render targets in the check above.
 587                 */
 588             SelectObject(This->hDC, This->dib.holdbitmap);
 589             DeleteDC(This->hDC);
 590             /* Release the DIB section */
 591             DeleteObject(This->dib.DIBsection);
 592             This->dib.bitmap_data = NULL;
 593             This->resource.allocatedMemory = NULL;
 594             This->hDC = NULL;
 595             This->Flags &= ~SFLAG_DIBSECTION;
 596         } else if(!(This->Flags & SFLAG_USERPTR)) {
 597             release = This->resource.allocatedMemory;
 598         }
 599         This->resource.allocatedMemory = Mem;
 600         This->Flags |= SFLAG_USERPTR | SFLAG_INSYSMEM;
 601
 602         /* Now free the old memory if any */
 603         HeapFree(GetProcessHeap(), 0, release);
 604     } else if(This->Flags & SFLAG_USERPTR) {
 605         /* LockRect and GetDC will re-create the dib section and allocated memory */
 606         This->resource.allocatedMemory = NULL;
 607         This->Flags &= ~SFLAG_USERPTR;
 608     }
 609     return WINED3D_OK;
 610 }
 611
 612 /***************************
 613  *
 614  ***************************/
 615 static void WINAPI IWineGDISurfaceImpl_ModifyLocation(IWineD3DSurface *iface, DWORD flag, BOOL persistent) {
 616     TRACE("(%p)->(%s, %s)\n", iface,
 617           flag == SFLAG_INSYSMEM ? "SFLAG_INSYSMEM" : flag == SFLAG_INDRAWABLE ? "SFLAG_INDRAWABLE" : "SFLAG_INTEXTURE",
 618           persistent ? "TRUE" : "FALSE");
 619     /* GDI surfaces can be in system memory only */
 620     if(flag != SFLAG_INSYSMEM) {
 621         ERR("GDI Surface requested in gl %s memory\n", flag == SFLAG_INDRAWABLE ? "drawable" : "texture");
 622     }
 623 }
 624
 625 static HRESULT WINAPI IWineGDISurfaceImpl_LoadLocation(IWineD3DSurface *iface, DWORD flag, const RECT *rect) {
 626     if(flag != SFLAG_INSYSMEM) {
 627         ERR("GDI Surface requested to be copied to gl %s\n", flag == SFLAG_INTEXTURE ? "texture" : "drawable");
 628     } else {
 629         TRACE("Surface requested in surface memory\n");
 630     }
 631     return WINED3D_OK;
 632 }
 633
 634 static WINED3DSURFTYPE WINAPI IWineGDISurfaceImpl_GetImplType(IWineD3DSurface *iface) {
 635     return SURFACE_GDI;
 636 }
 637
 638 static HRESULT WINAPI IWineGDISurfaceImpl_DrawOverlay(IWineD3DSurface *iface) {
 639     FIXME("GDI surfaces can't draw overlays yet\n");
 640     return E_FAIL;
 641 }
 642
 643 /* FIXME: This vtable should not use any IWineD3DSurface* implementation functions,
 644  * only IWineD3DBaseSurface and IWineGDISurface ones.
 645  */
 646 const IWineD3DSurfaceVtbl IWineGDISurface_Vtbl =
 647 {
 648     /* IUnknown */
 649     IWineD3DBaseSurfaceImpl_QueryInterface,
 650     IWineD3DBaseSurfaceImpl_AddRef,
 651     IWineGDISurfaceImpl_Release,
 652     /* IWineD3DResource */
 653     IWineD3DBaseSurfaceImpl_GetParent,
 654     IWineD3DBaseSurfaceImpl_GetDevice,
 655     IWineD3DBaseSurfaceImpl_SetPrivateData,
 656     IWineD3DBaseSurfaceImpl_GetPrivateData,
 657     IWineD3DBaseSurfaceImpl_FreePrivateData,
 658     IWineD3DBaseSurfaceImpl_SetPriority,
 659     IWineD3DBaseSurfaceImpl_GetPriority,
 660     IWineGDISurfaceImpl_PreLoad,
 661     IWineGDISurfaceImpl_UnLoad,
 662     IWineD3DBaseSurfaceImpl_GetType,
 663     /* IWineD3DSurface */
 664     IWineD3DBaseSurfaceImpl_GetContainer,
 665     IWineD3DBaseSurfaceImpl_GetDesc,
 666     IWineGDISurfaceImpl_LockRect,
 667     IWineGDISurfaceImpl_UnlockRect,
 668     IWineGDISurfaceImpl_GetDC,
 669     IWineGDISurfaceImpl_ReleaseDC,
 670     IWineGDISurfaceImpl_Flip,
 671     IWineD3DBaseSurfaceImpl_Blt,
 672     IWineD3DBaseSurfaceImpl_GetBltStatus,
 673     IWineD3DBaseSurfaceImpl_GetFlipStatus,
 674     IWineD3DBaseSurfaceImpl_IsLost,
 675     IWineD3DBaseSurfaceImpl_Restore,
 676     IWineD3DBaseSurfaceImpl_BltFast,
 677     IWineD3DBaseSurfaceImpl_GetPalette,
 678     IWineD3DBaseSurfaceImpl_SetPalette,
 679     IWineGDISurfaceImpl_RealizePalette,
 680     IWineD3DBaseSurfaceImpl_SetColorKey,
 681     IWineD3DBaseSurfaceImpl_GetPitch,
 682     IWineGDISurfaceImpl_SetMem,
 683     IWineD3DBaseSurfaceImpl_SetOverlayPosition,
 684     IWineD3DBaseSurfaceImpl_GetOverlayPosition,
 685     IWineD3DBaseSurfaceImpl_UpdateOverlayZOrder,
 686     IWineD3DBaseSurfaceImpl_UpdateOverlay,
 687     IWineD3DBaseSurfaceImpl_SetClipper,
 688     IWineD3DBaseSurfaceImpl_GetClipper,
 689     /* Internal use: */
 690     IWineGDISurfaceImpl_AddDirtyRect,
 691     IWineGDISurfaceImpl_LoadTexture,
 692     IWineD3DBaseSurfaceImpl_BindTexture,
 693     IWineGDISurfaceImpl_SaveSnapshot,
 694     IWineD3DBaseSurfaceImpl_SetContainer,
 695     IWineGDISurfaceImpl_SetGlTextureDesc,
 696     IWineGDISurfaceImpl_GetGlDesc,
 697     IWineD3DSurfaceImpl_GetData,
 698     IWineD3DBaseSurfaceImpl_SetFormat,
 699     IWineGDISurfaceImpl_PrivateSetup,
 700     IWineGDISurfaceImpl_ModifyLocation,
 701     IWineGDISurfaceImpl_LoadLocation,
 702     IWineGDISurfaceImpl_GetImplType,
 703     IWineGDISurfaceImpl_DrawOverlay
 704 };