git.oblomov.eu Git - wine/blob - dlls/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 WINE_DECLARE_DEBUG_CHANNEL(fps);
  38
  39 /*****************************************************************************
  40  * x11_copy_to_screen
  41  *
  42  * Helper function that blts the front buffer contents to the target window
  43  *
  44  * Params:
  45  *  This: Surface to copy from
  46  *  rc: Rectangle to copy
  47  *
  48  *****************************************************************************/
  49 static void
  50 x11_copy_to_screen(IWineD3DSurfaceImpl *This,
  51                    LPRECT rc)
  52 {
  53     if(This->resource.usage & WINED3DUSAGE_RENDERTARGET)
  54     {
  55         POINT offset = {0,0};
  56         HWND hDisplayWnd;
  57         HDC hDisplayDC;
  58         HDC hSurfaceDC = 0;
  59         RECT drawrect;
  60         TRACE("(%p)->(%p): Copying to screen\n", This, rc);
  61
  62         hSurfaceDC = This->hDC;
  63
  64         hDisplayWnd = This->resource.wineD3DDevice->ddraw_window;
  65         hDisplayDC = GetDCEx(hDisplayWnd, 0, DCX_CLIPSIBLINGS|DCX_CACHE);
  66         if(rc)
  67         {
  68             TRACE(" copying rect (%d,%d)->(%d,%d), offset (%d,%d)\n",
  69             rc->left, rc->top, rc->right, rc->bottom, offset.x, offset.y);
  70         }
  71
  72         /* Front buffer coordinates are screen coordinates. Map them to the destination
  73          * window if not fullscreened
  74          */
  75         if(!This->resource.wineD3DDevice->ddraw_fullscreen) {
  76             ClientToScreen(hDisplayWnd, &offset);
  77         }
  78 #if 0
  79         /* FIXME: this doesn't work... if users really want to run
  80         * X in 8bpp, then we need to call directly into display.drv
  81         * (or Wine's equivalent), and force a private colormap
  82         * without default entries. */
  83         if (This->palette) {
  84             SelectPalette(hDisplayDC, This->palette->hpal, FALSE);
  85             RealizePalette(hDisplayDC); /* sends messages => deadlocks */
  86         }
  87 #endif
  88         drawrect.left   = 0;
  89         drawrect.right  = This->currentDesc.Width;
  90         drawrect.top    = 0;
  91         drawrect.bottom = This->currentDesc.Height;
  92
  93 #if 0
  94         /* TODO: Support clippers */
  95         if (This->clipper)
  96         {
  97             RECT xrc;
  98             HWND hwnd = ((IWineD3DClipperImpl *) This->clipper)->hWnd;
  99             if (hwnd && GetClientRect(hwnd,&xrc))
 100             {
 101                 OffsetRect(&xrc,offset.x,offset.y);
 102                 IntersectRect(&drawrect,&drawrect,&xrc);
 103             }
 104         }
 105 #endif
 106         if (rc)
 107         {
 108             IntersectRect(&drawrect,&drawrect,rc);
 109         }
 110         else
 111         {
 112             /* Only use this if the caller did not pass a rectangle, since
 113              * due to double locking this could be the wrong one ...
 114              */
 115             if (This->lockedRect.left != This->lockedRect.right)
 116             {
 117                 IntersectRect(&drawrect,&drawrect,&This->lockedRect);
 118             }
 119         }
 120
 121         BitBlt(hDisplayDC,
 122                drawrect.left-offset.x, drawrect.top-offset.y,
 123                drawrect.right-drawrect.left, drawrect.bottom-drawrect.top,
 124                hSurfaceDC,
 125                drawrect.left, drawrect.top,
 126                SRCCOPY);
 127         ReleaseDC(hDisplayWnd, hDisplayDC);
 128     }
 129 }
 130
 131 /*****************************************************************************
 132  * IWineD3DSurface::Release, GDI version
 133  *
 134  * In general a normal COM Release method, but the GDI version doesn't have
 135  * to destroy all the GL things.
 136  *
 137  *****************************************************************************/
 138 ULONG WINAPI IWineGDISurfaceImpl_Release(IWineD3DSurface *iface) {
 139     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 140     ULONG ref = InterlockedDecrement(&This->resource.ref);
 141     TRACE("(%p) : Releasing from %d\n", This, ref + 1);
 142     if (ref == 0) {
 143         IWineD3DDeviceImpl *device = (IWineD3DDeviceImpl *) This->resource.wineD3DDevice;
 144         TRACE("(%p) : cleaning up\n", This);
 145
 146         if(This->Flags & SFLAG_DIBSECTION) {
 147             /* Release the DC */
 148             SelectObject(This->hDC, This->dib.holdbitmap);
 149             DeleteDC(This->hDC);
 150             /* Release the DIB section */
 151             DeleteObject(This->dib.DIBsection);
 152             This->dib.bitmap_data = NULL;
 153             This->resource.allocatedMemory = NULL;
 154         }
 155         if(This->Flags & SFLAG_USERPTR) IWineD3DSurface_SetMem(iface, NULL);
 156
 157         HeapFree(GetProcessHeap(), 0, This->palette9);
 158
 159         IWineD3DResourceImpl_CleanUp((IWineD3DResource *)iface);
 160         if(iface == device->ddraw_primary)
 161             device->ddraw_primary = NULL;
 162
 163         TRACE("(%p) Released\n", This);
 164         HeapFree(GetProcessHeap(), 0, This);
 165
 166     }
 167     return ref;
 168 }
 169
 170 /*****************************************************************************
 171  * IWineD3DSurface::PreLoad, GDI version
 172  *
 173  * This call is unsupported on GDI surfaces, if it's called something went
 174  * wrong in the parent library. Write an informative warning
 175  *
 176  *****************************************************************************/
 177 static void WINAPI
 178 IWineGDISurfaceImpl_PreLoad(IWineD3DSurface *iface)
 179 {
 180     ERR("(%p): PreLoad is not supported on X11 surfaces!\n", iface);
 181     ERR("(%p): Most likely the parent library did something wrong.\n", iface);
 182     ERR("(%p): Please report to wine-devel\n", iface);
 183 }
 184
 185 /*****************************************************************************
 186  * IWineD3DSurface::LockRect, GDI version
 187  *
 188  * Locks the surface and returns a pointer to the surface memory
 189  *
 190  * Params:
 191  *  pLockedRect: Address to return the locking info at
 192  *  pRect: Rectangle to lock
 193  *  Flags: Some flags
 194  *
 195  * Returns:
 196  *  WINED3D_OK on success
 197  *  WINED3DERR_INVALIDCALL on errors
 198  *
 199  *****************************************************************************/
 200 static HRESULT WINAPI
 201 IWineGDISurfaceImpl_LockRect(IWineD3DSurface *iface,
 202                              WINED3DLOCKED_RECT* pLockedRect,
 203                              CONST RECT* pRect,
 204                              DWORD Flags)
 205 {
 206     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 207
 208     /* Already locked? */
 209     if(This->Flags & SFLAG_LOCKED)
 210     {
 211         ERR("(%p) Surface already locked\n", This);
 212         /* What should I return here? */
 213         return WINED3DERR_INVALIDCALL;
 214     }
 215
 216     if (!(This->Flags & SFLAG_LOCKABLE))
 217     {
 218         /* This is some GL specific thing, see the OpenGL version of
 219          * this method, but check for the flag and write a trace
 220          */
 221         TRACE("Warning: trying to lock unlockable surf@%p\n", This);
 222     }
 223
 224     TRACE("(%p) : rect@%p flags(%08x), output lockedRect@%p, memory@%p\n",
 225           This, pRect, Flags, pLockedRect, This->resource.allocatedMemory);
 226
 227     if(!This->resource.allocatedMemory) {
 228         HDC hdc;
 229         HRESULT hr;
 230         /* This happens on gdi surfaces if the application set a user pointer and resets it.
 231          * Recreate the DIB section
 232          */
 233         hr = IWineD3DSurface_GetDC(iface, &hdc);  /* will recursively call lockrect, do not set the LOCKED flag to this line */
 234         if(hr != WINED3D_OK) return hr;
 235         hr = IWineD3DSurface_ReleaseDC(iface, hdc);
 236         if(hr != WINED3D_OK) return hr;
 237     }
 238
 239     pLockedRect->Pitch = IWineD3DSurface_GetPitch(iface);
 240
 241     if (NULL == pRect)
 242     {
 243         pLockedRect->pBits = This->resource.allocatedMemory;
 244         This->lockedRect.left   = 0;
 245         This->lockedRect.top    = 0;
 246         This->lockedRect.right  = This->currentDesc.Width;
 247         This->lockedRect.bottom = This->currentDesc.Height;
 248
 249         TRACE("Locked Rect (%p) = l %d, t %d, r %d, b %d\n",
 250         &This->lockedRect, This->lockedRect.left, This->lockedRect.top,
 251         This->lockedRect.right, This->lockedRect.bottom);
 252     }
 253     else
 254     {
 255         TRACE("Lock Rect (%p) = l %d, t %d, r %d, b %d\n",
 256               pRect, pRect->left, pRect->top, pRect->right, pRect->bottom);
 257
 258         if (This->resource.format == WINED3DFMT_DXT1)
 259         {
 260             /* DXT1 is half byte per pixel */
 261             pLockedRect->pBits = This->resource.allocatedMemory +
 262                                   (pLockedRect->Pitch * pRect->top) +
 263                                   ((pRect->left * This->bytesPerPixel / 2));
 264         }
 265         else
 266         {
 267             pLockedRect->pBits = This->resource.allocatedMemory +
 268                                  (pLockedRect->Pitch * pRect->top) +
 269                                  (pRect->left * This->bytesPerPixel);
 270         }
 271         This->lockedRect.left   = pRect->left;
 272         This->lockedRect.top    = pRect->top;
 273         This->lockedRect.right  = pRect->right;
 274         This->lockedRect.bottom = pRect->bottom;
 275     }
 276
 277     /* No dirtifying is needed for this surface implementation */
 278     TRACE("returning memory@%p, pitch(%d)\n", pLockedRect->pBits, pLockedRect->Pitch);
 279
 280     This->Flags |= SFLAG_LOCKED;
 281     return WINED3D_OK;
 282 }
 283
 284 /*****************************************************************************
 285  * IWineD3DSurface::UnlockRect, GDI version
 286  *
 287  * Unlocks a surface. This implementation doesn't do much, except updating
 288  * the window if the front buffer is unlocked
 289  *
 290  * Returns:
 291  *  WINED3D_OK on success
 292  *  WINED3DERR_INVALIDCALL on failure
 293  *
 294  *****************************************************************************/
 295 static HRESULT WINAPI
 296 IWineGDISurfaceImpl_UnlockRect(IWineD3DSurface *iface)
 297 {
 298     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 299     IWineD3DDeviceImpl *dev = (IWineD3DDeviceImpl *) This->resource.wineD3DDevice;
 300     TRACE("(%p)\n", This);
 301
 302     if (!(This->Flags & SFLAG_LOCKED))
 303     {
 304         WARN("trying to Unlock an unlocked surf@%p\n", This);
 305         return WINED3DERR_INVALIDCALL;
 306     }
 307
 308     /* Can be useful for debugging */
 309 #if 0
 310         {
 311             static unsigned int gen = 0;
 312             char buffer[4096];
 313             ++gen;
 314             if ((gen % 10) == 0) {
 315                 snprintf(buffer, sizeof(buffer), "/tmp/surface%p_type%u_level%u_%u.ppm", This, This->glDescription.target, This->glDescription.level, gen);
 316                 IWineD3DSurfaceImpl_SaveSnapshot(iface, buffer);
 317             }
 318             /*
 319              * debugging crash code
 320             if (gen == 250) {
 321               void** test = NULL;
 322               *test = 0;
 323             }
 324             */
 325         }
 326 #endif
 327
 328     /* Update the screen */
 329     if(This == (IWineD3DSurfaceImpl *) dev->ddraw_primary)
 330     {
 331         x11_copy_to_screen(This, &This->lockedRect);
 332     }
 333
 334     This->Flags &= ~SFLAG_LOCKED;
 335     memset(&This->lockedRect, 0, sizeof(RECT));
 336     return WINED3D_OK;
 337 }
 338
 339 /*****************************************************************************
 340  * IWineD3DSurface::Flip, GDI version
 341  *
 342  * Flips 2 flipping enabled surfaces. Determining the 2 targets is done by
 343  * the parent library. This implementation changes the data pointers of the
 344  * surfaces and copies the new front buffer content to the screen
 345  *
 346  * Params:
 347  *  override: Flipping target(e.g. back buffer)
 348  *
 349  * Returns:
 350  *  WINED3D_OK on success
 351  *
 352  *****************************************************************************/
 353 static HRESULT WINAPI
 354 IWineGDISurfaceImpl_Flip(IWineD3DSurface *iface,
 355                          IWineD3DSurface *override,
 356                          DWORD Flags)
 357 {
 358     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
 359     IWineD3DSurfaceImpl *Target = (IWineD3DSurfaceImpl *) override;
 360     TRACE("(%p)->(%p,%x)\n", This, override, Flags);
 361
 362     TRACE("(%p) Flipping to surface %p\n", This, Target);
 363
 364     if(Target == NULL)
 365     {
 366         ERR("(%p): Can't flip without a target\n", This);
 367         return WINED3DERR_INVALIDCALL;
 368     }
 369
 370     /* Flip the DC */
 371     {
 372         HDC tmp;
 373         tmp = This->hDC;
 374         This->hDC = Target->hDC;
 375         Target->hDC = tmp;
 376     }
 377
 378     /* Flip the DIBsection */
 379     {
 380         HBITMAP tmp;
 381         tmp = This->dib.DIBsection;
 382         This->dib.DIBsection = Target->dib.DIBsection;
 383         Target->dib.DIBsection = tmp;
 384     }
 385
 386     /* Flip the surface data */
 387     {
 388         void* tmp;
 389
 390         tmp = This->dib.bitmap_data;
 391         This->dib.bitmap_data = Target->dib.bitmap_data;
 392         Target->dib.bitmap_data = tmp;
 393
 394         tmp = This->resource.allocatedMemory;
 395         This->resource.allocatedMemory = Target->resource.allocatedMemory;
 396         Target->resource.allocatedMemory = tmp;
 397     }
 398
 399     /* client_memory should not be different, but just in case */
 400     {
 401         BOOL tmp;
 402         tmp = This->dib.client_memory;
 403         This->dib.client_memory = Target->dib.client_memory;
 404         Target->dib.client_memory = tmp;
 405     }
 406
 407     /* Useful for debugging */
 408 #if 0
 409         {
 410             static unsigned int gen = 0;
 411             char buffer[4096];
 412             ++gen;
 413             if ((gen % 10) == 0) {
 414                 snprintf(buffer, sizeof(buffer), "/tmp/surface%p_type%u_level%u_%u.ppm", This, This->glDescription.target, This->glDescription.level, gen);
 415                 IWineD3DSurfaceImpl_SaveSnapshot(iface, buffer);
 416             }
 417             /*
 418              * debugging crash code
 419             if (gen == 250) {
 420               void** test = NULL;
 421               *test = 0;
 422             }
 423             */
 424         }
 425 #endif
 426
 427     /* Update the screen */
 428     x11_copy_to_screen(This, NULL);
 429
 430     /* FPS support */
 431     if (TRACE_ON(fps))
 432     {
 433         static long prev_time, frames;
 434
 435         DWORD time = GetTickCount();
 436         frames++;
 437         /* every 1.5 seconds */
 438         if (time - prev_time > 1500) {
 439             TRACE_(fps)("@ approx %.2ffps\n", 1000.0*frames/(time - prev_time));
 440             prev_time = time;
 441             frames = 0;
 442         }
 443     }
 444
 445     return WINED3D_OK;
 446 }
 447
 448 /*****************************************************************************
 449  * IWineD3DSurface::LoadTexture, GDI version
 450  *
 451  * This is mutually unsupported by GDI surfaces
 452  *
 453  * Returns:
 454  *  D3DERR_INVALIDCALL
 455  *
 456  *****************************************************************************/
 457 HRESULT WINAPI
 458 IWineGDISurfaceImpl_LoadTexture(IWineD3DSurface *iface, BOOL srgb_mode)
 459 {
 460     ERR("Unsupported on X11 surfaces\n");
 461     return WINED3DERR_INVALIDCALL;
 462 }
 463
 464 /*****************************************************************************
 465  * IWineD3DSurface::SaveSnapshot, GDI version
 466  *
 467  * This method writes the surface's contents to the in tga format to the
 468  * file specified in filename.
 469  *
 470  * Params:
 471  *  filename: File to write to
 472  *
 473  * Returns:
 474  *  WINED3DERR_INVALIDCALL if the file couldn't be opened
 475  *  WINED3D_OK on success
 476  *
 477  *****************************************************************************/
 478 static int get_shift(DWORD color_mask) {
 479     int shift = 0;
 480     while (color_mask > 0xFF) {
 481         color_mask >>= 1;
 482         shift += 1;
 483     }
 484     while ((color_mask & 0x80) == 0) {
 485         color_mask <<= 1;
 486         shift -= 1;
 487     }
 488     return shift;
 489 }
 490
 491
 492 HRESULT WINAPI
 493 IWineGDISurfaceImpl_SaveSnapshot(IWineD3DSurface *iface,
 494 const char* filename)
 495 {
 496     FILE* f = NULL;
 497     UINT y = 0, x = 0;
 498     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 499     static char *output = NULL;
 500     static int size = 0;
 501     const StaticPixelFormatDesc *formatEntry = getFormatDescEntry(This->resource.format, NULL, NULL);
 502
 503     if (This->pow2Width > size) {
 504         output = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, This->pow2Width * 3);
 505         size = This->pow2Width;
 506     }
 507
 508
 509     f = fopen(filename, "w+");
 510     if (NULL == f) {
 511         ERR("opening of %s failed with\n", filename);
 512         return WINED3DERR_INVALIDCALL;
 513     }
 514     fprintf(f, "P6\n%d %d\n255\n", This->pow2Width, This->pow2Height);
 515
 516     if (This->resource.format == WINED3DFMT_P8) {
 517         unsigned char table[256][3];
 518         int i;
 519
 520         if (This->palette == NULL) {
 521             fclose(f);
 522             return WINED3DERR_INVALIDCALL;
 523         }
 524         for (i = 0; i < 256; i++) {
 525             table[i][0] = This->palette->palents[i].peRed;
 526             table[i][1] = This->palette->palents[i].peGreen;
 527             table[i][2] = This->palette->palents[i].peBlue;
 528         }
 529         for (y = 0; y < This->pow2Height; y++) {
 530             unsigned char *src = (unsigned char *) This->resource.allocatedMemory + (y * 1 * IWineD3DSurface_GetPitch(iface));
 531             for (x = 0; x < This->pow2Width; x++) {
 532                 unsigned char color = *src;
 533                 src += 1;
 534
 535                 output[3 * x + 0] = table[color][0];
 536                 output[3 * x + 1] = table[color][1];
 537                 output[3 * x + 2] = table[color][2];
 538             }
 539             fwrite(output, 3 * This->pow2Width, 1, f);
 540         }
 541     } else {
 542         int red_shift, green_shift, blue_shift, pix_width;
 543
 544         pix_width = This->bytesPerPixel;
 545
 546         red_shift = get_shift(formatEntry->redMask);
 547         green_shift = get_shift(formatEntry->greenMask);
 548         blue_shift = get_shift(formatEntry->blueMask);
 549
 550         for (y = 0; y < This->pow2Height; y++) {
 551             unsigned char *src = (unsigned char *) This->resource.allocatedMemory + (y * 1 * IWineD3DSurface_GetPitch(iface));
 552             for (x = 0; x < This->pow2Width; x++) {
 553                 unsigned int color;
 554                 unsigned int comp;
 555                 int i;
 556
 557                 color = 0;
 558                 for (i = 0; i < pix_width; i++) {
 559                     color |= src[i] << (8 * i);
 560                 }
 561                 src += 1 * pix_width;
 562
 563                 comp = color & formatEntry->redMask;
 564                 output[3 * x + 0] = red_shift > 0 ? comp >> red_shift : comp << -red_shift;
 565                 comp = color & formatEntry->greenMask;
 566                 output[3 * x + 1] = green_shift > 0 ? comp >> green_shift : comp << -green_shift;
 567                 comp = color & formatEntry->blueMask;
 568                 output[3 * x + 2] = blue_shift > 0 ? comp >> blue_shift : comp << -blue_shift;
 569             }
 570             fwrite(output, 3 * This->pow2Width, 1, f);
 571         }
 572     }
 573     fclose(f);
 574     return WINED3D_OK;
 575 }
 576
 577 HRESULT WINAPI IWineGDISurfaceImpl_GetDC(IWineD3DSurface *iface, HDC *pHDC) {
 578     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 579     WINED3DLOCKED_RECT lock;
 580     HRESULT hr;
 581     RGBQUAD col[256];
 582
 583     TRACE("(%p)->(%p)\n",This,pHDC);
 584
 585     if(This->Flags & SFLAG_USERPTR) {
 586         ERR("Not supported on surfaces with an application-provided surfaces\n");
 587         return WINEDDERR_NODC;
 588     }
 589
 590     /* Give more detailed info for ddraw */
 591     if (This->Flags & SFLAG_DCINUSE)
 592         return WINEDDERR_DCALREADYCREATED;
 593
 594     /* Can't GetDC if the surface is locked */
 595     if (This->Flags & SFLAG_LOCKED)
 596         return WINED3DERR_INVALIDCALL;
 597
 598     memset(&lock, 0, sizeof(lock)); /* To be sure */
 599
 600     /* Should have a DIB section already */
 601
 602     /* Lock the surface */
 603     hr = IWineD3DSurface_LockRect(iface,
 604                                   &lock,
 605                                   NULL,
 606                                   0);
 607     if(FAILED(hr)) {
 608         ERR("IWineD3DSurface_LockRect failed with hr = %08x\n", hr);
 609         /* keep the dib section */
 610         return hr;
 611     }
 612
 613     if(This->resource.format == WINED3DFMT_P8 ||
 614        This->resource.format == WINED3DFMT_A8P8) {
 615         unsigned int n;
 616         if(This->palette) {
 617             PALETTEENTRY ent[256];
 618
 619             GetPaletteEntries(This->palette->hpal, 0, 256, ent);
 620             for (n=0; n<256; n++) {
 621                 col[n].rgbRed   = ent[n].peRed;
 622                 col[n].rgbGreen = ent[n].peGreen;
 623                 col[n].rgbBlue  = ent[n].peBlue;
 624                 col[n].rgbReserved = 0;
 625             }
 626         } else {
 627             IWineD3DDeviceImpl *device = This->resource.wineD3DDevice;
 628
 629             for (n=0; n<256; n++) {
 630                 col[n].rgbRed   = device->palettes[device->currentPalette][n].peRed;
 631                 col[n].rgbGreen = device->palettes[device->currentPalette][n].peGreen;
 632                 col[n].rgbBlue  = device->palettes[device->currentPalette][n].peBlue;
 633                 col[n].rgbReserved = 0;
 634             }
 635
 636         }
 637         SetDIBColorTable(This->hDC, 0, 256, col);
 638     }
 639
 640     *pHDC = This->hDC;
 641     TRACE("returning %p\n",*pHDC);
 642     This->Flags |= SFLAG_DCINUSE;
 643
 644     return WINED3D_OK;
 645 }
 646
 647 HRESULT WINAPI IWineGDISurfaceImpl_ReleaseDC(IWineD3DSurface *iface, HDC hDC) {
 648     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 649
 650     TRACE("(%p)->(%p)\n",This,hDC);
 651
 652     if (!(This->Flags & SFLAG_DCINUSE))
 653         return WINED3DERR_INVALIDCALL;
 654
 655     if (This->hDC !=hDC) {
 656         WARN("Application tries to release an invalid DC(%p), surface dc is %p\n", hDC, This->hDC);
 657         return WINED3DERR_INVALIDCALL;
 658     }
 659
 660     /* we locked first, so unlock now */
 661     IWineD3DSurface_UnlockRect(iface);
 662
 663     This->Flags &= ~SFLAG_DCINUSE;
 664
 665     return WINED3D_OK;
 666 }
 667
 668 /*****************************************************************************
 669  * IWineD3DSurface::PrivateSetup, GDI version
 670  *
 671  * Initializes the GDI surface, aka creates the DIB section we render to
 672  * The DIB section creation is done by calling GetDC, which will create the
 673  * section and releasing the dc to allow the app to use it. The dib section
 674  * will stay until the surface is released
 675  *
 676  * GDI surfaces do not need to be a power of 2 in size, so the pow2 sizes
 677  * are set to the real sizes to save memory. The NONPOW2 flag is unset to
 678  * avoid confusion in the shared surface code.
 679  *
 680  * Returns:
 681  *  WINED3D_OK on success
 682  *  The return values of called methods on failure
 683  *
 684  *****************************************************************************/
 685 HRESULT WINAPI
 686 IWineGDISurfaceImpl_PrivateSetup(IWineD3DSurface *iface)
 687 {
 688     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
 689
 690     if(This->resource.usage & WINED3DUSAGE_OVERLAY)
 691     {
 692         ERR("(%p) Overlays not yet supported by GDI surfaces\n", This);
 693         return WINED3DERR_INVALIDCALL;
 694     }
 695     /* Sysmem textures have memory already allocated -
 696      * release it, this avoids an unnecessary memcpy
 697      */
 698     HeapFree(GetProcessHeap(), 0, This->resource.allocatedMemory);
 699     This->resource.allocatedMemory = NULL;
 700
 701     /* We don't mind the nonpow2 stuff in GDI */
 702     This->pow2Width = This->currentDesc.Width;
 703     This->pow2Height = This->currentDesc.Height;
 704
 705     IWineD3DBaseSurfaceImpl_CreateDIBSection(iface);
 706     This->resource.allocatedMemory = This->dib.bitmap_data;
 707
 708     return WINED3D_OK;
 709 }
 710
 711 void WINAPI IWineGDISurfaceImpl_SetGlTextureDesc(IWineD3DSurface *iface, UINT textureName, int target) {
 712     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 713
 714     /* Ignore 0 textureName and target. D3D textures can be created with gdi surfaces as plain
 715      * containers, but they're useless until the app creates a d3d device from a d3d point of
 716      * view, it's not an implementation limitation. This avoids false warnings when the texture
 717      * is destroyed and sets the description back to 0/0
 718      */
 719     if(textureName != 0 || target != 0) {
 720         FIXME("(%p) : Should not be called on a GDI surface. textureName %u, target %i\n", This, textureName, target);
 721         DebugBreak();
 722     }
 723 }
 724
 725 void WINAPI IWineGDISurfaceImpl_GetGlDesc(IWineD3DSurface *iface, glDescriptor **glDescription) {
 726     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 727     FIXME("(%p) : Should not be called on a GDI surface\n", This);
 728     *glDescription = NULL;
 729 }
 730
 731 HRESULT WINAPI IWineGDISurfaceImpl_AddDirtyRect(IWineD3DSurface *iface, CONST RECT* pDirtyRect) {
 732     /* GDI surface data can only be in one location, the system memory dib section. So they are
 733      * always clean by definition.
 734      */
 735     TRACE("No dirtification in GDI surfaces\n");
 736     return WINED3D_OK;
 737 }
 738
 739 HRESULT WINAPI IWineGDISurfaceImpl_SetMem(IWineD3DSurface *iface, void *Mem) {
 740     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
 741
 742     /* Render targets depend on their hdc, and we can't create an hdc on a user pointer */
 743     if(This->resource.usage & WINED3DUSAGE_RENDERTARGET) {
 744         ERR("Not supported on render targets\n");
 745         return WINED3DERR_INVALIDCALL;
 746     }
 747
 748     if(This->Flags & (SFLAG_LOCKED | SFLAG_DCINUSE)) {
 749         WARN("Surface is locked or the HDC is in use\n");
 750         return WINED3DERR_INVALIDCALL;
 751     }
 752
 753     if(Mem && Mem != This->resource.allocatedMemory) {
 754         void *release = NULL;
 755
 756         /* Do I have to copy the old surface content? */
 757         if(This->Flags & SFLAG_DIBSECTION) {
 758                 /* Release the DC. No need to hold the critical section for the update
 759             * Thread because this thread runs only on front buffers, but this method
 760             * fails for render targets in the check above.
 761                 */
 762             SelectObject(This->hDC, This->dib.holdbitmap);
 763             DeleteDC(This->hDC);
 764             /* Release the DIB section */
 765             DeleteObject(This->dib.DIBsection);
 766             This->dib.bitmap_data = NULL;
 767             This->resource.allocatedMemory = NULL;
 768             This->hDC = NULL;
 769             This->Flags &= ~SFLAG_DIBSECTION;
 770         } else if(!(This->Flags & SFLAG_USERPTR)) {
 771             release = This->resource.allocatedMemory;
 772         }
 773         This->resource.allocatedMemory = Mem;
 774         This->Flags |= SFLAG_USERPTR | SFLAG_INSYSMEM;
 775
 776         /* Now free the old memory if any */
 777         HeapFree(GetProcessHeap(), 0, release);
 778     } else if(This->Flags & SFLAG_USERPTR) {
 779         /* Lockrect and GetDC will re-create the dib section and allocated memory */
 780         This->resource.allocatedMemory = NULL;
 781         This->Flags &= ~SFLAG_USERPTR;
 782     }
 783     return WINED3D_OK;
 784 }
 785
 786 /* FIXME: This vtable should not use any IWineD3DSurface* implementation functions,
 787  * only IWineD3DBaseSurface and IWineGDISurface ones.
 788  */
 789 const IWineD3DSurfaceVtbl IWineGDISurface_Vtbl =
 790 {
 791     /* IUnknown */
 792     IWineD3DBaseSurfaceImpl_QueryInterface,
 793     IWineD3DBaseSurfaceImpl_AddRef,
 794     IWineGDISurfaceImpl_Release,
 795     /* IWineD3DResource */
 796     IWineD3DBaseSurfaceImpl_GetParent,
 797     IWineD3DBaseSurfaceImpl_GetDevice,
 798     IWineD3DBaseSurfaceImpl_SetPrivateData,
 799     IWineD3DBaseSurfaceImpl_GetPrivateData,
 800     IWineD3DBaseSurfaceImpl_FreePrivateData,
 801     IWineD3DBaseSurfaceImpl_SetPriority,
 802     IWineD3DBaseSurfaceImpl_GetPriority,
 803     IWineGDISurfaceImpl_PreLoad,
 804     IWineD3DBaseSurfaceImpl_GetType,
 805     /* IWineD3DSurface */
 806     IWineD3DBaseSurfaceImpl_GetContainer,
 807     IWineD3DBaseSurfaceImpl_GetDesc,
 808     IWineGDISurfaceImpl_LockRect,
 809     IWineGDISurfaceImpl_UnlockRect,
 810     IWineGDISurfaceImpl_GetDC,
 811     IWineGDISurfaceImpl_ReleaseDC,
 812     IWineGDISurfaceImpl_Flip,
 813     IWineD3DBaseSurfaceImpl_Blt,
 814     IWineD3DBaseSurfaceImpl_GetBltStatus,
 815     IWineD3DBaseSurfaceImpl_GetFlipStatus,
 816     IWineD3DBaseSurfaceImpl_IsLost,
 817     IWineD3DBaseSurfaceImpl_Restore,
 818     IWineD3DBaseSurfaceImpl_BltFast,
 819     IWineD3DBaseSurfaceImpl_GetPalette,
 820     IWineD3DBaseSurfaceImpl_SetPalette,
 821     IWineD3DBaseSurfaceImpl_RealizePalette,
 822     IWineD3DBaseSurfaceImpl_SetColorKey,
 823     IWineD3DBaseSurfaceImpl_GetPitch,
 824     IWineGDISurfaceImpl_SetMem,
 825     IWineD3DBaseSurfaceImpl_SetOverlayPosition,
 826     IWineD3DBaseSurfaceImpl_GetOverlayPosition,
 827     IWineD3DBaseSurfaceImpl_UpdateOverlayZOrder,
 828     IWineD3DBaseSurfaceImpl_UpdateOverlay,
 829     IWineD3DBaseSurfaceImpl_SetClipper,
 830     IWineD3DBaseSurfaceImpl_GetClipper,
 831     /* Internal use: */
 832     IWineGDISurfaceImpl_AddDirtyRect,
 833     IWineGDISurfaceImpl_LoadTexture,
 834     IWineGDISurfaceImpl_SaveSnapshot,
 835     IWineD3DBaseSurfaceImpl_SetContainer,
 836     IWineGDISurfaceImpl_SetGlTextureDesc,
 837     IWineGDISurfaceImpl_GetGlDesc,
 838     IWineD3DSurfaceImpl_GetData,
 839     IWineD3DBaseSurfaceImpl_SetFormat,
 840     IWineGDISurfaceImpl_PrivateSetup
 841 };