git.oblomov.eu Git - wine/blob - dlls/wined3d/surface.c

   1 /*
   2  * IWineD3DSurface Implementation
   3  *
   4  * Copyright 1998 Lionel Ulmer
   5  * Copyright 2000-2001 TransGaming Technologies Inc.
   6  * Copyright 2002-2005 Jason Edmeades
   7  * Copyright 2002-2003 Raphael Junqueira
   8  * Copyright 2004 Christian Costa
   9  * Copyright 2005 Oliver Stieber
  10  * Copyright 2006 Stefan Dösinger for CodeWeavers
  11  *
  12  * This library is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU Lesser General Public
  14  * License as published by the Free Software Foundation; either
  15  * version 2.1 of the License, or (at your option) any later version.
  16  *
  17  * This library is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  20  * Lesser General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU Lesser General Public
  23  * License along with this library; if not, write to the Free Software
  24  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  25  */
  26
  27 #include "config.h"
  28 #include "wine/port.h"
  29 #include "wined3d_private.h"
  30
  31 WINE_DEFAULT_DEBUG_CHANNEL(d3d_surface);
  32 #define GLINFO_LOCATION ((IWineD3DImpl *)(((IWineD3DDeviceImpl *)This->resource.wineD3DDevice)->wineD3D))->gl_info
  33
  34 typedef enum {
  35     NO_CONVERSION,
  36     CONVERT_PALETTED,
  37     CONVERT_PALETTED_CK,
  38     CONVERT_CK_565,
  39     CONVERT_CK_5551,
  40     CONVERT_CK_4444,
  41     CONVERT_CK_4444_ARGB,
  42     CONVERT_CK_1555,
  43     CONVERT_555,
  44     CONVERT_CK_RGB24,
  45     CONVERT_CK_8888,
  46     CONVERT_CK_8888_ARGB,
  47     CONVERT_RGB32_888
  48 } CONVERT_TYPES;
  49
  50 HRESULT d3dfmt_convert_surface(BYTE *src, BYTE *dst, UINT pitch, UINT height, UINT outpitch, CONVERT_TYPES convert, IWineD3DSurfaceImpl *surf);
  51
  52 static void surface_download_data(IWineD3DSurfaceImpl *This) {
  53     if (This->resource.format == WINED3DFMT_DXT1 ||
  54             This->resource.format == WINED3DFMT_DXT2 || This->resource.format == WINED3DFMT_DXT3 ||
  55             This->resource.format == WINED3DFMT_DXT4 || This->resource.format == WINED3DFMT_DXT5) {
  56         if (!GL_SUPPORT(EXT_TEXTURE_COMPRESSION_S3TC)) { /* We can assume this as the texture would not have been created otherwise */
  57             FIXME("(%p) : Attempting to lock a compressed texture when texture compression isn't supported by opengl\n", This);
  58         } else {
  59             TRACE("(%p) : Calling glGetCompressedTexImageARB level %d, format %#x, type %#x, data %p\n", This, This->glDescription.level,
  60                 This->glDescription.glFormat, This->glDescription.glType, This->resource.allocatedMemory);
  61
  62             ENTER_GL();
  63
  64             GL_EXTCALL(glGetCompressedTexImageARB(This->glDescription.target, This->glDescription.level, This->resource.allocatedMemory));
  65             checkGLcall("glGetCompressedTexImageARB()");
  66
  67             LEAVE_GL();
  68         }
  69     } else {
  70         TRACE("(%p) : Calling glGetTexImage level %d, format %#x, type %#x, data %p\n", This, This->glDescription.level,
  71                 This->glDescription.glFormat, This->glDescription.glType, This->resource.allocatedMemory);
  72
  73         ENTER_GL();
  74
  75         glGetTexImage(This->glDescription.target, This->glDescription.level, This->glDescription.glFormat,
  76                 This->glDescription.glType, This->resource.allocatedMemory);
  77         checkGLcall("glGetTexImage()");
  78
  79         LEAVE_GL();
  80
  81         if (wined3d_settings.nonpower2_mode == NP2_REPACK) {
  82             /*
  83              * Some games (e.g. warhammer 40k) don't work properly with the odd pitches, preventing
  84              * the surface pitch from being used to box non-power2 textures. Instead we have to use a hack to
  85              * repack the texture so that the bpp * width pitch can be used instead of bpp * pow2width.
  86              *
  87              * We're doing this...
  88              *
  89              * instead of boxing the texture :
  90              * |<-texture width ->|  -->pow2width|   /\
  91              * |111111111111111111|              |   |
  92              * |222 Texture 222222| boxed empty  | texture height
  93              * |3333 Data 33333333|              |   |
  94              * |444444444444444444|              |   \/
  95              * -----------------------------------   |
  96              * |     boxed  empty | boxed empty  | pow2height
  97              * |                  |              |   \/
  98              * -----------------------------------
  99              *
 100              *
 101              * we're repacking the data to the expected texture width
 102              *
 103              * |<-texture width ->|  -->pow2width|   /\
 104              * |111111111111111111222222222222222|   |
 105              * |222333333333333333333444444444444| texture height
 106              * |444444                           |   |
 107              * |                                 |   \/
 108              * |                                 |   |
 109              * |            empty                | pow2height
 110              * |                                 |   \/
 111              * -----------------------------------
 112              *
 113              * == is the same as
 114              *
 115              * |<-texture width ->|    /\
 116              * |111111111111111111|
 117              * |222222222222222222|texture height
 118              * |333333333333333333|
 119              * |444444444444444444|    \/
 120              * --------------------
 121              *
 122              * this also means that any references to allocatedMemory should work with the data as if were a
 123              * standard texture with a non-power2 width instead of texture boxed up to be a power2 texture.
 124              *
 125              * internally the texture is still stored in a boxed format so any references to textureName will
 126              * get a boxed texture with width pow2width and not a texture of width currentDesc.Width.
 127              */
 128
 129             if (This->Flags & SFLAG_NONPOW2) {
 130                 LPBYTE src_data, dst_data;
 131                 int src_pitch = This->bytesPerPixel * This->pow2Width;
 132                 int dst_pitch = This->bytesPerPixel * This->currentDesc.Width;
 133                 int y;
 134
 135                 src_data = dst_data = This->resource.allocatedMemory;
 136                 FIXME("(%p) : Repacking the surface data from pitch %d to pitch %d\n", This, src_pitch, dst_pitch);
 137                 for (y = 1 ; y < This->currentDesc.Height; y++) {
 138                     /* skip the first row */
 139                     src_data += src_pitch;
 140                     dst_data += dst_pitch;
 141                     memcpy(dst_data, src_data, dst_pitch);
 142                 }
 143             }
 144         }
 145     }
 146 }
 147
 148 static void surface_upload_data(IWineD3DSurfaceImpl *This, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *data) {
 149     if (This->resource.format == WINED3DFMT_DXT1 ||
 150             This->resource.format == WINED3DFMT_DXT2 || This->resource.format == WINED3DFMT_DXT3 ||
 151             This->resource.format == WINED3DFMT_DXT4 || This->resource.format == WINED3DFMT_DXT5) {
 152         if (!GL_SUPPORT(EXT_TEXTURE_COMPRESSION_S3TC)) {
 153             FIXME("Using DXT1/3/5 without advertized support\n");
 154         } else {
 155             TRACE("(%p) : Calling glCompressedTexSubImage2D w %d, h %d, data %p\n", This, width, height, data);
 156             ENTER_GL();
 157             GL_EXTCALL(glCompressedTexSubImage2DARB(This->glDescription.target, This->glDescription.level, 0, 0, width, height,
 158                     This->glDescription.glFormatInternal, This->resource.size, data));
 159             checkGLcall("glCompressedTexSubImage2D");
 160             LEAVE_GL();
 161         }
 162     } else {
 163         TRACE("(%p) : Calling glTexSubImage2D w %d,  h %d, data, %p\n", This, width, height, data);
 164         ENTER_GL();
 165         glTexSubImage2D(This->glDescription.target, This->glDescription.level, 0, 0, width, height, format, type, data);
 166         checkGLcall("glTexSubImage2D");
 167         LEAVE_GL();
 168     }
 169 }
 170
 171 static void surface_allocate_surface(IWineD3DSurfaceImpl *This, GLenum internal, GLsizei width, GLsizei height, GLenum format, GLenum type) {
 172     TRACE("(%p) : Creating surface (target %#x)  level %d, d3d format %s, internal format %#x, width %d, height %d, gl format %#x, gl type=%#x\n", This,
 173             This->glDescription.target, This->glDescription.level, debug_d3dformat(This->resource.format), internal, width, height, format, type);
 174
 175     ENTER_GL();
 176
 177     glTexImage2D(This->glDescription.target, This->glDescription.level, internal, width, height, 0, format, type, NULL);
 178     checkGLcall("glTexImage2D");
 179
 180     LEAVE_GL();
 181 }
 182
 183 /* *******************************************
 184    IWineD3DSurface IUnknown parts follow
 185    ******************************************* */
 186 HRESULT WINAPI IWineD3DSurfaceImpl_QueryInterface(IWineD3DSurface *iface, REFIID riid, LPVOID *ppobj)
 187 {
 188     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 189     /* Warn ,but be nice about things */
 190     TRACE("(%p)->(%s,%p)\n", This,debugstr_guid(riid),ppobj);
 191     if (riid == NULL) {
 192         ERR("Probably FIXME: Calling query interface with NULL riid\n");
 193     }
 194     if (IsEqualGUID(riid, &IID_IUnknown)
 195         || IsEqualGUID(riid, &IID_IWineD3DBase)
 196         || IsEqualGUID(riid, &IID_IWineD3DResource)
 197         || IsEqualGUID(riid, &IID_IWineD3DSurface)) {
 198         IUnknown_AddRef((IUnknown*)iface);
 199         *ppobj = This;
 200         return S_OK;
 201     }
 202     *ppobj = NULL;
 203     return E_NOINTERFACE;
 204 }
 205
 206 ULONG WINAPI IWineD3DSurfaceImpl_AddRef(IWineD3DSurface *iface) {
 207     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 208     ULONG ref = InterlockedIncrement(&This->resource.ref);
 209     TRACE("(%p) : AddRef increasing from %d\n", This,ref - 1);
 210     return ref;
 211 }
 212
 213 ULONG WINAPI IWineD3DSurfaceImpl_Release(IWineD3DSurface *iface) {
 214     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 215     ULONG ref = InterlockedDecrement(&This->resource.ref);
 216     TRACE("(%p) : Releasing from %d\n", This, ref + 1);
 217     if (ref == 0) {
 218         IWineD3DDeviceImpl *device = (IWineD3DDeviceImpl *) This->resource.wineD3DDevice;
 219         TRACE("(%p) : cleaning up\n", This);
 220         if (This->glDescription.textureName != 0) { /* release the openGL texture.. */
 221             ENTER_GL();
 222             TRACE("Deleting texture %d\n", This->glDescription.textureName);
 223             glDeleteTextures(1, &This->glDescription.textureName);
 224             LEAVE_GL();
 225         }
 226
 227         if(This->Flags & SFLAG_DIBSECTION) {
 228             /* Release the DC */
 229             SelectObject(This->hDC, This->dib.holdbitmap);
 230             DeleteDC(This->hDC);
 231             /* Release the DIB section */
 232             DeleteObject(This->dib.DIBsection);
 233             This->dib.bitmap_data = NULL;
 234             This->resource.allocatedMemory = NULL;
 235         }
 236         if(This->Flags & SFLAG_USERPTR) IWineD3DSurface_SetMem(iface, NULL);
 237
 238         IWineD3DResourceImpl_CleanUp((IWineD3DResource *)iface);
 239         if(iface == device->ddraw_primary)
 240             device->ddraw_primary = NULL;
 241
 242         TRACE("(%p) Released\n", This);
 243         HeapFree(GetProcessHeap(), 0, This);
 244
 245     }
 246     return ref;
 247 }
 248
 249 /* ****************************************************
 250    IWineD3DSurface IWineD3DResource parts follow
 251    **************************************************** */
 252 HRESULT WINAPI IWineD3DSurfaceImpl_GetDevice(IWineD3DSurface *iface, IWineD3DDevice** ppDevice) {
 253     return IWineD3DResourceImpl_GetDevice((IWineD3DResource *)iface, ppDevice);
 254 }
 255
 256 HRESULT WINAPI IWineD3DSurfaceImpl_SetPrivateData(IWineD3DSurface *iface, REFGUID refguid, CONST void* pData, DWORD SizeOfData, DWORD Flags) {
 257     return IWineD3DResourceImpl_SetPrivateData((IWineD3DResource *)iface, refguid, pData, SizeOfData, Flags);
 258 }
 259
 260 HRESULT WINAPI IWineD3DSurfaceImpl_GetPrivateData(IWineD3DSurface *iface, REFGUID refguid, void* pData, DWORD* pSizeOfData) {
 261     return IWineD3DResourceImpl_GetPrivateData((IWineD3DResource *)iface, refguid, pData, pSizeOfData);
 262 }
 263
 264 HRESULT WINAPI IWineD3DSurfaceImpl_FreePrivateData(IWineD3DSurface *iface, REFGUID refguid) {
 265     return IWineD3DResourceImpl_FreePrivateData((IWineD3DResource *)iface, refguid);
 266 }
 267
 268 DWORD   WINAPI IWineD3DSurfaceImpl_SetPriority(IWineD3DSurface *iface, DWORD PriorityNew) {
 269     return IWineD3DResourceImpl_SetPriority((IWineD3DResource *)iface, PriorityNew);
 270 }
 271
 272 DWORD   WINAPI IWineD3DSurfaceImpl_GetPriority(IWineD3DSurface *iface) {
 273     return IWineD3DResourceImpl_GetPriority((IWineD3DResource *)iface);
 274 }
 275
 276 void WINAPI IWineD3DSurfaceImpl_PreLoad(IWineD3DSurface *iface) {
 277     /* TODO: re-write the way textures and managed,
 278     *  use a 'opengl context manager' to manage RenderTarget surfaces
 279     ** *********************************************************/
 280
 281     /* TODO: check for locks */
 282     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 283     IWineD3DBaseTexture *baseTexture = NULL;
 284     TRACE("(%p)Checking to see if the container is a base texture\n", This);
 285     if (IWineD3DSurface_GetContainer(iface, &IID_IWineD3DBaseTexture, (void **)&baseTexture) == WINED3D_OK) {
 286         TRACE("Passing to conatiner\n");
 287         IWineD3DBaseTexture_PreLoad(baseTexture);
 288         IWineD3DBaseTexture_Release(baseTexture);
 289     } else {
 290     TRACE("(%p) : About to load surface\n", This);
 291     ENTER_GL();
 292 #if 0 /* TODO: context manager support */
 293      IWineD3DContextManager_PushState(This->contextManager, GL_TEXTURE_2D, ENABLED, NOW /* make sure the state is applied now */);
 294 #endif
 295     glEnable(This->glDescription.target);/* make sure texture support is enabled in this context */
 296     if (!This->glDescription.level) {
 297         if (!This->glDescription.textureName) {
 298             glGenTextures(1, &This->glDescription.textureName);
 299             checkGLcall("glGenTextures");
 300             TRACE("Surface %p given name %d\n", This, This->glDescription.textureName);
 301         }
 302         glBindTexture(This->glDescription.target, This->glDescription.textureName);
 303         checkGLcall("glBindTexture");
 304         IWineD3DSurface_LoadTexture(iface);
 305         /* This is where we should be reducing the amount of GLMemoryUsed */
 306     } else if (This->glDescription.textureName) { /* NOTE: the level 0 surface of a mpmapped texture must be loaded first! */
 307         /* assume this is a coding error not a real error for now */
 308         FIXME("Mipmap surface has a glTexture bound to it!\n");
 309     }
 310     if (This->resource.pool == WINED3DPOOL_DEFAULT) {
 311        /* Tell opengl to try and keep this texture in video ram (well mostly) */
 312        GLclampf tmp;
 313        tmp = 0.9f;
 314         glPrioritizeTextures(1, &This->glDescription.textureName, &tmp);
 315     }
 316     /* TODO: disable texture support, if it wastn't enabled when we entered. */
 317 #if 0 /* TODO: context manager support */
 318      IWineD3DContextManager_PopState(This->contextManager, GL_TEXTURE_2D, DISABLED,DELAYED
 319               /* we don't care when the state is disabled(if atall) */);
 320 #endif
 321     LEAVE_GL();
 322     }
 323     return;
 324 }
 325
 326 WINED3DRESOURCETYPE WINAPI IWineD3DSurfaceImpl_GetType(IWineD3DSurface *iface) {
 327     TRACE("(%p) : calling resourceimpl_GetType\n", iface);
 328     return IWineD3DResourceImpl_GetType((IWineD3DResource *)iface);
 329 }
 330
 331 HRESULT WINAPI IWineD3DSurfaceImpl_GetParent(IWineD3DSurface *iface, IUnknown **pParent) {
 332     TRACE("(%p) : calling resourceimpl_GetParent\n", iface);
 333     return IWineD3DResourceImpl_GetParent((IWineD3DResource *)iface, pParent);
 334 }
 335
 336 /* ******************************************************
 337    IWineD3DSurface IWineD3DSurface parts follow
 338    ****************************************************** */
 339
 340 HRESULT WINAPI IWineD3DSurfaceImpl_GetContainerParent(IWineD3DSurface* iface, IUnknown **ppContainerParent) {
 341     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 342
 343     TRACE("(%p) : ppContainerParent %p)\n", This, ppContainerParent);
 344
 345     if (!ppContainerParent) {
 346         ERR("(%p) : Called without a valid ppContainerParent.\n", This);
 347     }
 348
 349     if (This->container) {
 350         IWineD3DBase_GetParent(This->container, ppContainerParent);
 351         if (!ppContainerParent) {
 352             /* WineD3D objects should always have a parent */
 353             ERR("(%p) : GetParent returned NULL\n", This);
 354         }
 355         IUnknown_Release(*ppContainerParent); /* GetParent adds a reference; we want just the pointer */
 356     } else {
 357         *ppContainerParent = NULL;
 358     }
 359
 360     return WINED3D_OK;
 361 }
 362
 363 HRESULT WINAPI IWineD3DSurfaceImpl_GetContainer(IWineD3DSurface* iface, REFIID riid, void** ppContainer) {
 364     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 365     IWineD3DBase *container = 0;
 366
 367     TRACE("(This %p, riid %s, ppContainer %p)\n", This, debugstr_guid(riid), ppContainer);
 368
 369     if (!ppContainer) {
 370         ERR("Called without a valid ppContainer.\n");
 371     }
 372
 373     /** From MSDN:
 374      * If the surface is created using CreateImageSurface/CreateOffscreenPlainSurface, CreateRenderTarget,
 375      * or CreateDepthStencilSurface, the surface is considered stand alone. In this case,
 376      * GetContainer will return the Direct3D device used to create the surface.
 377      */
 378     if (This->container) {
 379         container = This->container;
 380     } else {
 381         container = (IWineD3DBase *)This->resource.wineD3DDevice;
 382     }
 383
 384     TRACE("Relaying to QueryInterface\n");
 385     return IUnknown_QueryInterface(container, riid, ppContainer);
 386 }
 387
 388 HRESULT WINAPI IWineD3DSurfaceImpl_GetDesc(IWineD3DSurface *iface, WINED3DSURFACE_DESC *pDesc) {
 389     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 390
 391     TRACE("(%p) : copying into %p\n", This, pDesc);
 392     if(pDesc->Format != NULL)             *(pDesc->Format) = This->resource.format;
 393     if(pDesc->Type != NULL)               *(pDesc->Type)   = This->resource.resourceType;
 394     if(pDesc->Usage != NULL)              *(pDesc->Usage)              = This->resource.usage;
 395     if(pDesc->Pool != NULL)               *(pDesc->Pool)               = This->resource.pool;
 396     if(pDesc->Size != NULL)               *(pDesc->Size)               = This->resource.size;   /* dx8 only */
 397     if(pDesc->MultiSampleType != NULL)    *(pDesc->MultiSampleType)    = This->currentDesc.MultiSampleType;
 398     if(pDesc->MultiSampleQuality != NULL) *(pDesc->MultiSampleQuality) = This->currentDesc.MultiSampleQuality;
 399     if(pDesc->Width != NULL)              *(pDesc->Width)              = This->currentDesc.Width;
 400     if(pDesc->Height != NULL)             *(pDesc->Height)             = This->currentDesc.Height;
 401     return WINED3D_OK;
 402 }
 403
 404 void WINAPI IWineD3DSurfaceImpl_SetGlTextureDesc(IWineD3DSurface *iface, UINT textureName, int target) {
 405     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 406     TRACE("(%p) : setting textureName %u, target %i\n", This, textureName, target);
 407     if (This->glDescription.textureName == 0 && textureName != 0) {
 408         This->Flags |= SFLAG_DIRTY;
 409         IWineD3DSurface_AddDirtyRect(iface, NULL);
 410     }
 411     This->glDescription.textureName = textureName;
 412     This->glDescription.target      = target;
 413 }
 414
 415 void WINAPI IWineD3DSurfaceImpl_GetGlDesc(IWineD3DSurface *iface, glDescriptor **glDescription) {
 416     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 417     TRACE("(%p) : returning %p\n", This, &This->glDescription);
 418     *glDescription = &This->glDescription;
 419 }
 420
 421 /* TODO: think about moving this down to resource? */
 422 const void *WINAPI IWineD3DSurfaceImpl_GetData(IWineD3DSurface *iface) {
 423     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 424     /* This should only be called for sysmem textures, it may be a good idea to extend this to all pools at some point in the futture  */
 425     if (This->resource.pool != WINED3DPOOL_SYSTEMMEM) {
 426         FIXME(" (%p)Attempting to get system memory for a non-system memory texture\n", iface);
 427     }
 428     return (CONST void*)(This->resource.allocatedMemory);
 429 }
 430
 431 static void read_from_framebuffer(IWineD3DSurfaceImpl *This, CONST RECT *rect, void *dest, UINT pitch) {
 432     long j;
 433     void *mem;
 434     GLint fmt;
 435     GLint type;
 436
 437     switch(This->resource.format)
 438     {
 439         case WINED3DFMT_P8:
 440         {
 441             /* GL can't return palettized data, so read ARGB pixels into a
 442              * separate block of memory and convert them into palettized format
 443              * in software. Slow, but if the app means to use palettized render
 444              * targets and locks it...
 445              *
 446              * Use GL_RGB, GL_UNSIGNED_BYTE to read the surface for performance reasons
 447              * Don't use GL_BGR as in the WINED3DFMT_R8G8B8 case, instead watch out
 448              * for the color channels when palettizing the colors.
 449              */
 450             fmt = GL_RGB;
 451             type = GL_UNSIGNED_BYTE;
 452             pitch *= 3;
 453             mem = HeapAlloc(GetProcessHeap(), 0, (rect->bottom - rect->top) * pitch);
 454             if(!mem) {
 455                 ERR("Out of memory\n");
 456                 return;
 457             }
 458         }
 459         break;
 460
 461         default:
 462             mem = dest;
 463             fmt = This->glDescription.glFormat;
 464             type = This->glDescription.glType;
 465     }
 466
 467     if (rect->left == 0 &&
 468         rect->right == This->currentDesc.Width ) {
 469         BYTE *row, *top, *bottom;
 470         int i;
 471
 472         glReadPixels(0, rect->top,
 473                      This->currentDesc.Width,
 474                      rect->bottom - rect->top,
 475                      fmt,
 476                      type,
 477                      mem);
 478
 479        /* glReadPixels returns the image upside down, and there is no way to prevent this.
 480           Flip the lines in software */
 481         row = HeapAlloc(GetProcessHeap(), 0, pitch);
 482         if(!row) {
 483             ERR("Out of memory\n");
 484             return;
 485         }
 486         top = mem;
 487         bottom = ((BYTE *) mem) + pitch * ( rect->bottom - rect->top - 1);
 488         for(i = 0; i < (rect->bottom - rect->top) / 2; i++) {
 489             memcpy(row, top, pitch);
 490             memcpy(top, bottom, pitch);
 491             memcpy(bottom, row, pitch);
 492             top += pitch;
 493             bottom -= pitch;
 494         }
 495         HeapFree(GetProcessHeap(), 0, row);
 496
 497         if(This->lockedRect.top == 0 && This->lockedRect.bottom ==  This->currentDesc.Height) {
 498             This->Flags &= ~SFLAG_GLDIRTY;
 499         }
 500     } else {
 501         for (j = This->lockedRect.top; j < This->lockedRect.bottom - This->lockedRect.top; ++j) {
 502             glReadPixels(rect->left,
 503                          rect->bottom - j - 1,
 504                          rect->right - rect->left,
 505                          1,
 506                          fmt,
 507                          type,
 508                          (char *)mem + (pitch * (j-rect->top)));
 509         }
 510     }
 511
 512     vcheckGLcall("glReadPixels");
 513
 514     if(This->resource.format == WINED3DFMT_P8) {
 515         PALETTEENTRY *pal;
 516         DWORD width = pitch / 3;
 517         int x, y, c;
 518         if(This->palette) {
 519             pal = This->palette->palents;
 520         } else {
 521             pal = This->resource.wineD3DDevice->palettes[This->resource.wineD3DDevice->currentPalette];
 522         }
 523
 524         for(y = rect->top; y < rect->bottom; y++) {
 525             for(x = rect->left; x < rect->right; x++) {
 526                 /*                      start              lines            pixels      */
 527                 BYTE *blue =  (BYTE *) ((BYTE *) mem) + y * pitch + x * (sizeof(BYTE) * 3);
 528                 BYTE *green = blue  + 1;
 529                 BYTE *red =   green + 1;
 530
 531                 for(c = 0; c < 256; c++) {
 532                     if(*red   == pal[c].peRed   &&
 533                        *green == pal[c].peGreen &&
 534                        *blue  == pal[c].peBlue)
 535                     {
 536                         *((BYTE *) dest + y * width + x) = c;
 537                         break;
 538                     }
 539                 }
 540             }
 541         }
 542         HeapFree(GetProcessHeap(), 0, mem);
 543     }
 544 }
 545
 546 static HRESULT WINAPI IWineD3DSurfaceImpl_LockRect(IWineD3DSurface *iface, WINED3DLOCKED_RECT* pLockedRect, CONST RECT* pRect, DWORD Flags) {
 547     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
 548     IWineD3DDeviceImpl  *myDevice = This->resource.wineD3DDevice;
 549     IWineD3DSwapChainImpl *swapchain = NULL;
 550     static UINT messages = 0; /* holds flags to disable fixme messages */
 551     BOOL backbuf = FALSE;
 552
 553     /* fixme: should we really lock as such? */
 554     if((This->Flags & (SFLAG_INTEXTURE | SFLAG_INPBUFFER)) ==
 555                       (SFLAG_INTEXTURE | SFLAG_INPBUFFER) ) {
 556         FIXME("Warning: Surface is in texture memory or pbuffer\n");
 557         This->Flags &= ~(SFLAG_INTEXTURE | SFLAG_INPBUFFER);
 558     }
 559
 560     if (!(This->Flags & SFLAG_LOCKABLE)) {
 561         /* Note: UpdateTextures calls CopyRects which calls this routine to populate the
 562               texture regions, and since the destination is an unlockable region we need
 563               to tolerate this                                                           */
 564         TRACE("Warning: trying to lock unlockable surf@%p\n", This);
 565         /*return WINED3DERR_INVALIDCALL; */
 566     }
 567
 568     if (This->resource.usage & WINED3DUSAGE_RENDERTARGET) {
 569         IWineD3DSurface_GetContainer(iface, &IID_IWineD3DSwapChain, (void **)&swapchain);
 570
 571         if (swapchain != NULL ||  iface == myDevice->renderTarget || iface == myDevice->depthStencilBuffer) {
 572             if(swapchain != NULL) {
 573                 int i;
 574                 for(i = 0; i < swapchain->presentParms.BackBufferCount; i++) {
 575                     if(iface == swapchain->backBuffer[i]) {
 576                         backbuf = TRUE;
 577                         break;
 578                     }
 579                 }
 580             }
 581             if (backbuf) {
 582                 TRACE("(%p, backBuffer) : rect@%p flags(%08x), output lockedRect@%p, memory@%p\n", This, pRect, Flags, pLockedRect, This->resource.allocatedMemory);
 583             } else if (swapchain != NULL && iface ==  swapchain->frontBuffer) {
 584                 TRACE("(%p, frontBuffer) : rect@%p flags(%08x), output lockedRect@%p, memory@%p\n", This, pRect, Flags, pLockedRect, This->resource.allocatedMemory);
 585             } else if (iface == myDevice->renderTarget) {
 586                 TRACE("(%p, renderTarget) : rect@%p flags(%08x), output lockedRect@%p, memory@%p\n", This, pRect, Flags, pLockedRect, This->resource.allocatedMemory);
 587             } else if (iface == myDevice->depthStencilBuffer) {
 588                 TRACE("(%p, stencilBuffer) : rect@%p flags(%08x), output lockedRect@%p, memory@%p\n", This, pRect, Flags, pLockedRect, This->resource.allocatedMemory);
 589             }
 590
 591             if (NULL != swapchain) {
 592                 IWineD3DSwapChain_Release((IWineD3DSwapChain *)swapchain);
 593             }
 594             swapchain = NULL;
 595         }
 596     } else {
 597         TRACE("(%p) : rect@%p flags(%08x), output lockedRect@%p, memory@%p\n", This, pRect, Flags, pLockedRect, This->resource.allocatedMemory);
 598     }
 599
 600     pLockedRect->Pitch = IWineD3DSurface_GetPitch(iface);
 601
 602     if (NULL == pRect) {
 603         pLockedRect->pBits = This->resource.allocatedMemory;
 604         This->lockedRect.left   = 0;
 605         This->lockedRect.top    = 0;
 606         This->lockedRect.right  = This->currentDesc.Width;
 607         This->lockedRect.bottom = This->currentDesc.Height;
 608         TRACE("Locked Rect (%p) = l %d, t %d, r %d, b %d\n", &This->lockedRect, This->lockedRect.left, This->lockedRect.top, This->lockedRect.right, This->lockedRect.bottom);
 609     } else {
 610         TRACE("Lock Rect (%p) = l %d, t %d, r %d, b %d\n", pRect, pRect->left, pRect->top, pRect->right, pRect->bottom);
 611
 612         if ((pRect->top < 0) ||
 613              (pRect->left < 0) ||
 614              (pRect->left >= pRect->right) ||
 615              (pRect->top >= pRect->bottom) ||
 616              (pRect->right > This->currentDesc.Width) ||
 617              (pRect->bottom > This->currentDesc.Height))
 618         {
 619             WARN(" Invalid values in pRect !!!\n");
 620             return D3DERR_INVALIDCALL;
 621         }
 622
 623         if (This->resource.format == WINED3DFMT_DXT1) { /* DXT1 is half byte per pixel */
 624             pLockedRect->pBits = This->resource.allocatedMemory + (pLockedRect->Pitch * pRect->top) + ((pRect->left * This->bytesPerPixel / 2));
 625         } else {
 626             pLockedRect->pBits = This->resource.allocatedMemory + (pLockedRect->Pitch * pRect->top) + (pRect->left * This->bytesPerPixel);
 627         }
 628         This->lockedRect.left   = pRect->left;
 629         This->lockedRect.top    = pRect->top;
 630         This->lockedRect.right  = pRect->right;
 631         This->lockedRect.bottom = pRect->bottom;
 632     }
 633
 634     if (This->Flags & SFLAG_NONPOW2) {
 635         TRACE("Locking non-power 2 texture\n");
 636     }
 637
 638     if (0 == This->resource.usage || This->resource.usage & WINED3DUSAGE_DYNAMIC) {
 639         /* classic surface  TODO: non 2d surfaces?
 640         These resources may be POOL_SYSTEMMEM, so they must not access the device */
 641         TRACE("locking an ordinarary surface\n");
 642         /* Check to see if memory has already been allocated from the surface*/
 643         if ((NULL == This->resource.allocatedMemory) ||
 644             (This->Flags & SFLAG_GLDIRTY) ){ /* TODO: check to see if an update has been performed on the surface (an update could just clobber allocatedMemory */
 645             /* Non-system memory surfaces */
 646
 647             This->Flags &= ~SFLAG_GLDIRTY;
 648
 649             /*Surface has no memory currently allocated to it!*/
 650             TRACE("(%p) Locking rect\n" , This);
 651             if(!This->resource.allocatedMemory) {
 652                 This->resource.allocatedMemory = HeapAlloc(GetProcessHeap() ,0 , This->pow2Size);
 653             }
 654             if (0 != This->glDescription.textureName) {
 655                 /* Now I have to copy thing bits back */
 656                 This->Flags |= SFLAG_ACTIVELOCK; /* When this flag is set to true, loading the surface again won't free THis->resource.allocatedMemory */
 657                 /* TODO: make activeLock a bit more intelligent, maybe implement a method to purge the texture memory. */
 658
 659                 /* Make sure that the texture is loaded */
 660                 IWineD3DSurface_PreLoad(iface); /* Make sure there is a texture to bind! */
 661
 662                 surface_download_data(This);
 663             }
 664         } else { /* Nothing to do */
 665             TRACE("Memory %p already allocted for texture\n",  This->resource.allocatedMemory);
 666         }
 667
 668         if (NULL == pRect) {
 669             pLockedRect->pBits = This->resource.allocatedMemory;
 670         }  else{
 671             if (This->resource.format == WINED3DFMT_DXT1) { /* DXT1 is half byte per pixel */
 672                 pLockedRect->pBits = This->resource.allocatedMemory + (pLockedRect->Pitch * pRect->top) + ((pRect->left * This->bytesPerPixel / 2));
 673             } else {
 674                 pLockedRect->pBits = This->resource.allocatedMemory + (pLockedRect->Pitch * pRect->top) + (pRect->left * This->bytesPerPixel);
 675             }
 676         }
 677
 678     } else if (WINED3DUSAGE_RENDERTARGET & This->resource.usage ){ /* render surfaces */
 679         if((!(Flags&WINED3DLOCK_DISCARD) && (This->Flags & SFLAG_GLDIRTY)) || !This->resource.allocatedMemory) {
 680             GLint  prev_store;
 681             GLint  prev_read;
 682             BOOL notInContext = FALSE;
 683             IWineD3DSwapChainImpl *targetSwapChain = NULL;
 684
 685
 686             ENTER_GL();
 687
 688                 /**
 689                 * for render->surface copy begin to begin of allocatedMemory
 690                 * unlock can be more easy
 691                 */
 692
 693             TRACE("locking a render target\n");
 694
 695             if (This->resource.allocatedMemory == NULL)
 696                     This->resource.allocatedMemory = HeapAlloc(GetProcessHeap() ,0 ,This->resource.size);
 697
 698             This->Flags |= SFLAG_ACTIVELOCK; /*When this flag is set to true, loading the surface again won't free THis->resource.allocatedMemory*/
 699             pLockedRect->pBits = This->resource.allocatedMemory;
 700
 701             glFlush();
 702             vcheckGLcall("glFlush");
 703             glGetIntegerv(GL_READ_BUFFER, &prev_read);
 704             vcheckGLcall("glIntegerv");
 705             glGetIntegerv(GL_PACK_SWAP_BYTES, &prev_store);
 706             vcheckGLcall("glIntegerv");
 707
 708     /* Here's what we have to do:
 709                 See if the swapchain has the same context as the renderTarget or the surface is the render target.
 710                 Otherwise, see if were sharing a context with the implicit swapchain (because we're using a shared context model!)
 711                 and use the front back buffer as required.
 712                 if not, we need to switch contexts and then switchback at the end.
 713             */
 714             IWineD3DSurface_GetContainer(iface, &IID_IWineD3DSwapChain, (void **)&swapchain);
 715             IWineD3DSurface_GetContainer(myDevice->renderTarget, &IID_IWineD3DSwapChain, (void **)&targetSwapChain);
 716
 717             /* NOTE: In a shared context environment the renderTarget will use the same context as the implicit swapchain (we're not in a shared environment yet! */
 718             if ((swapchain == targetSwapChain && targetSwapChain != NULL) || iface == myDevice->renderTarget) {
 719                     if (swapchain && iface == swapchain->frontBuffer) {
 720                         TRACE("locking front\n");
 721                         glReadBuffer(GL_FRONT);
 722                     }
 723                     else if (iface == myDevice->renderTarget || backbuf) {
 724                         TRACE("locking back buffer\n");
 725                         glReadBuffer(GL_BACK);
 726                     } else if (iface == myDevice->depthStencilBuffer) {
 727                         FIXME("Stencil Buffer lock unsupported for now\n");
 728                     } else {
 729                       FIXME("(%p) Shouldn't have got here!\n", This);
 730                       glReadBuffer(GL_BACK);
 731                     }
 732             } else if (swapchain != NULL) {
 733                 IWineD3DSwapChainImpl *implSwapChain;
 734                 IWineD3DDevice_GetSwapChain((IWineD3DDevice *)myDevice, 0, (IWineD3DSwapChain **)&implSwapChain);
 735                 if (swapchain->glCtx == implSwapChain->render_ctx && swapchain->drawable == implSwapChain->win) {
 736                         /* This will fail for the implicit swapchain, which is why there needs to be a context manager */
 737                         if (backbuf) {
 738                             glReadBuffer(GL_BACK);
 739                         } else if (iface == swapchain->frontBuffer) {
 740                             glReadBuffer(GL_FRONT);
 741                         } else if (iface == myDevice->depthStencilBuffer) {
 742                             FIXME("Stencil Buffer lock unsupported for now\n");
 743                         } else {
 744                             FIXME("Should have got here!\n");
 745                             glReadBuffer(GL_BACK);
 746                         }
 747                 } else {
 748                     /* We need to switch contexts to be able to read the buffer!!! */
 749                     FIXME("The buffer requested isn't in the current openGL context\n");
 750                     notInContext = TRUE;
 751                     /* TODO: check the contexts, to see if were shared with the current context */
 752                 }
 753                 IWineD3DSwapChain_Release((IWineD3DSwapChain *)implSwapChain);
 754             }
 755             if (swapchain != NULL)       IWineD3DSwapChain_Release((IWineD3DSwapChain *)swapchain);
 756             if (targetSwapChain != NULL) IWineD3DSwapChain_Release((IWineD3DSwapChain *)targetSwapChain);
 757
 758             /** the depth stencil in openGL has a format of GL_FLOAT
 759             * which should be good for WINED3DFMT_D16_LOCKABLE
 760             * and WINED3DFMT_D16
 761             * it is unclear what format the stencil buffer is in except.
 762             * 'Each index is converted to fixed point...
 763             * If GL_MAP_STENCIL is GL_TRUE, indices are replaced by their
 764             * mappings in the table GL_PIXEL_MAP_S_TO_S.
 765             * glReadPixels(This->lockedRect.left,
 766             *             This->lockedRect.bottom - j - 1,
 767             *             This->lockedRect.right - This->lockedRect.left,
 768             *             1,
 769             *             GL_DEPTH_COMPONENT,
 770             *             type,
 771             *             (char *)pLockedRect->pBits + (pLockedRect->Pitch * (j-This->lockedRect.top)));
 772                 *****************************************/
 773             if (!notInContext) { /* Only read the buffer if it's in the current context */
 774                 switch(wined3d_settings.rendertargetlock_mode) {
 775                     case RTL_AUTO:
 776                     case RTL_READDRAW:
 777                     case RTL_READTEX:
 778                         read_from_framebuffer(This, &This->lockedRect, pLockedRect->pBits, pLockedRect->Pitch);
 779                         break;
 780
 781                     case RTL_TEXDRAW:
 782                     case RTL_TEXTEX:
 783                         read_from_framebuffer(This, &This->lockedRect, pLockedRect->pBits, pLockedRect->Pitch);
 784                         FIXME("Reading from render target with a texture isn't implemented yet, falling back to framebuffer reading\n");
 785                         break;
 786
 787                     case RTL_DISABLE:
 788                     {
 789                         static BOOL warned = FALSE;
 790                         if(!warned) {
 791                             ERR("Application tries to lock the render target, but render target locking is disabled\n");
 792                             warned = TRUE;
 793                         }
 794                     }
 795                     break;
 796                 }
 797             }
 798             TRACE("Resetting buffer\n");
 799
 800             glReadBuffer(prev_read);
 801             vcheckGLcall("glReadBuffer");
 802
 803             LEAVE_GL();
 804         }
 805     } else if (WINED3DUSAGE_DEPTHSTENCIL & This->resource.usage) { /* stencil surfaces */
 806
 807         if (!messages & 1) {
 808             FIXME("TODO stencil depth surface locking surf%p usage(%s)\n", This, debug_d3dusage(This->resource.usage));
 809             /*
 810
 811             glReadPixels(This->lockedRect.left,
 812             This->lockedRect.bottom - j - 1,
 813             This->lockedRect.right - This->lockedRect.left,
 814             1,
 815             GL_STENCIL_INDEX or GL_DEPTH_COMPONENT
 816
 817             )
 818             */
 819             messages |= 1;
 820         }
 821     } else {
 822         FIXME("unsupported locking to surface surf@%p usage(%s)\n", This, debug_d3dusage(This->resource.usage));
 823     }
 824
 825     if (Flags & (WINED3DLOCK_NO_DIRTY_UPDATE | WINED3DLOCK_READONLY)) {
 826         /* Don't dirtify */
 827     } else {
 828         IWineD3DBaseTexture *pBaseTexture;
 829         /**
 830          * Dirtify on lock
 831          * as seen in msdn docs
 832          */
 833         IWineD3DSurface_AddDirtyRect(iface, &This->lockedRect);
 834
 835         /** Dirtify Container if needed */
 836         if (WINED3D_OK == IWineD3DSurface_GetContainer(iface, &IID_IWineD3DBaseTexture, (void **)&pBaseTexture) && pBaseTexture != NULL) {
 837             TRACE("Making container dirty\n");
 838             IWineD3DBaseTexture_SetDirty(pBaseTexture, TRUE);
 839             IWineD3DBaseTexture_Release(pBaseTexture);
 840         } else {
 841             TRACE("Surface is standalone, no need to dirty the container\n");
 842         }
 843     }
 844
 845     TRACE("returning memory@%p, pitch(%d) dirtyfied(%d)\n", pLockedRect->pBits, pLockedRect->Pitch, This->Flags & SFLAG_DIRTY ? 0 : 1);
 846
 847     This->Flags |= SFLAG_LOCKED;
 848     return WINED3D_OK;
 849 }
 850
 851 static void flush_to_framebuffer_drawpixels(IWineD3DSurfaceImpl *This) {
 852     GLint  prev_store;
 853     GLint  prev_rasterpos[4];
 854     GLint skipBytes = 0;
 855     BOOL storechanged = FALSE;
 856     GLint fmt, type;
 857     void *mem;
 858
 859     glDisable(GL_TEXTURE_2D);
 860     vcheckGLcall("glDisable(GL_TEXTURE_2D)");
 861     glDisable(GL_TEXTURE_1D);
 862     vcheckGLcall("glDisable(GL_TEXTURE_1D)");
 863
 864     glFlush();
 865     vcheckGLcall("glFlush");
 866     glGetIntegerv(GL_PACK_SWAP_BYTES, &prev_store);
 867     vcheckGLcall("glIntegerv");
 868     glGetIntegerv(GL_CURRENT_RASTER_POSITION, &prev_rasterpos[0]);
 869     vcheckGLcall("glIntegerv");
 870     glPixelZoom(1.0, -1.0);
 871     vcheckGLcall("glPixelZoom");
 872
 873     /* If not fullscreen, we need to skip a number of bytes to find the next row of data */
 874     glGetIntegerv(GL_UNPACK_ROW_LENGTH, &skipBytes);
 875     glPixelStorei(GL_UNPACK_ROW_LENGTH, This->currentDesc.Width);
 876
 877     glRasterPos3i(This->lockedRect.left, This->lockedRect.top, 1);
 878     vcheckGLcall("glRasterPos2f");
 879
 880     /* Some drivers(radeon dri, others?) don't like exceptions during
 881      * glDrawPixels. If the surface is a DIB section, it might be in GDIMode
 882      * after ReleaseDC. Reading it will cause an exception, which x11drv will
 883      * catch to put the dib section in InSync mode, which leads to a crash
 884      * and a blocked x server on my radeon card.
 885      *
 886      * The following lines read the dib section so it is put in inSync mode
 887      * before glDrawPixels is called and the crash is prevented. There won't
 888      * be any interfering gdi accesses, because UnlockRect is called from
 889      * ReleaseDC, and the app won't use the dc any more afterwards.
 890      */
 891     if(This->Flags & SFLAG_DIBSECTION) {
 892         volatile BYTE read;
 893         read = This->resource.allocatedMemory[0];
 894     }
 895
 896     switch (This->resource.format) {
 897         /* No special care needed */
 898         case WINED3DFMT_A4R4G4B4:
 899         case WINED3DFMT_R5G6B5:
 900         case WINED3DFMT_A1R5G5B5:
 901         case WINED3DFMT_R8G8B8:
 902             type = This->glDescription.glType;
 903             fmt = This->glDescription.glFormat;
 904             mem = This->resource.allocatedMemory;
 905             break;
 906
 907         case WINED3DFMT_X4R4G4B4:
 908         {
 909             int size;
 910             unsigned short *data;
 911             data = (unsigned short *)This->resource.allocatedMemory;
 912             size = (This->lockedRect.bottom - This->lockedRect.top) * (This->lockedRect.right - This->lockedRect.left);
 913             while(size > 0) {
 914                 *data |= 0xF000;
 915                 data++;
 916                 size--;
 917             }
 918             type = This->glDescription.glType;
 919             fmt = This->glDescription.glFormat;
 920             mem = This->resource.allocatedMemory;
 921         }
 922         break;
 923
 924         case WINED3DFMT_X1R5G5B5:
 925         {
 926             int size;
 927             unsigned short *data;
 928             data = (unsigned short *)This->resource.allocatedMemory;
 929             size = (This->lockedRect.bottom - This->lockedRect.top) * (This->lockedRect.right - This->lockedRect.left);
 930             while(size > 0) {
 931                 *data |= 0x8000;
 932                 data++;
 933                 size--;
 934             }
 935             type = This->glDescription.glType;
 936             fmt = This->glDescription.glFormat;
 937             mem = This->resource.allocatedMemory;
 938         }
 939         break;
 940
 941         case WINED3DFMT_X8R8G8B8:
 942         {
 943             /* make sure the X byte is set to alpha on, since it
 944                could be any random value. This fixes the intro movie in Pirates! */
 945             int size;
 946             unsigned int *data;
 947             data = (unsigned int *)This->resource.allocatedMemory;
 948             size = (This->lockedRect.bottom - This->lockedRect.top) * (This->lockedRect.right - This->lockedRect.left);
 949             while(size > 0) {
 950                 *data |= 0xFF000000;
 951                 data++;
 952                 size--;
 953             }
 954         }
 955         /* Fall through */
 956
 957         case WINED3DFMT_A8R8G8B8:
 958         {
 959             glPixelStorei(GL_PACK_SWAP_BYTES, TRUE);
 960             vcheckGLcall("glPixelStorei");
 961             storechanged = TRUE;
 962             type = This->glDescription.glType;
 963             fmt = This->glDescription.glFormat;
 964             mem = This->resource.allocatedMemory;
 965         }
 966         break;
 967
 968         case WINED3DFMT_A2R10G10B10:
 969         {
 970             glPixelStorei(GL_PACK_SWAP_BYTES, TRUE);
 971             vcheckGLcall("glPixelStorei");
 972             storechanged = TRUE;
 973             type = This->glDescription.glType;
 974             fmt = This->glDescription.glFormat;
 975             mem = This->resource.allocatedMemory;
 976         }
 977         break;
 978
 979         case WINED3DFMT_P8:
 980         {
 981             UINT pitch = IWineD3DSurface_GetPitch((IWineD3DSurface *) This);    /* target is argb, 4 byte */
 982             int height = This->glRect.bottom - This->glRect.top;
 983             type = GL_UNSIGNED_BYTE;
 984             fmt = GL_RGBA;
 985
 986             mem = HeapAlloc(GetProcessHeap(), 0, This->resource.size * sizeof(DWORD));
 987             if(!mem) {
 988                 ERR("Out of memory\n");
 989                 return;
 990             }
 991             d3dfmt_convert_surface(This->resource.allocatedMemory,
 992                                    mem,
 993                                    pitch,
 994                                    height,
 995                                    pitch * 4,
 996                                    CONVERT_PALETTED,
 997                                    This);
 998         }
 999         break;
1000
1001         default:
1002             FIXME("Unsupported Format %u in locking func\n", This->resource.format);
1003
1004             /* Give it a try */
1005             type = This->glDescription.glType;
1006             fmt = This->glDescription.glFormat;
1007             mem = This->resource.allocatedMemory;
1008     }
1009
1010     glDrawPixels(This->lockedRect.right - This->lockedRect.left,
1011                  (This->lockedRect.bottom - This->lockedRect.top)-1,
1012                  fmt, type,
1013                  mem);
1014     checkGLcall("glDrawPixels");
1015     glPixelZoom(1.0,1.0);
1016     vcheckGLcall("glPixelZoom");
1017
1018     glRasterPos3iv(&prev_rasterpos[0]);
1019     vcheckGLcall("glRasterPos3iv");
1020
1021     /* Reset to previous pack row length */
1022     glPixelStorei(GL_UNPACK_ROW_LENGTH, skipBytes);
1023     vcheckGLcall("glPixelStorei GL_UNPACK_ROW_LENGTH");
1024     if(storechanged) {
1025         glPixelStorei(GL_PACK_SWAP_BYTES, prev_store);
1026         vcheckGLcall("glPixelStorei GL_PACK_SWAP_BYTES");
1027     }
1028
1029     if(mem != This->resource.allocatedMemory) HeapFree(GetProcessHeap(), 0, mem);
1030     return;
1031 }
1032
1033 static void flush_to_framebuffer_texture(IWineD3DSurface *iface) {
1034     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
1035     float glTexCoord[4];
1036
1037     glTexCoord[0] = 0.0; /* left */
1038     glTexCoord[1] = (float) This->currentDesc.Width / (float) This->pow2Width; /* right */
1039     glTexCoord[2] = 0.0; /* top */
1040     glTexCoord[3] = (float) This->currentDesc.Height / (float) This->pow2Height; /* bottom */
1041
1042     IWineD3DSurface_PreLoad(iface);
1043
1044     ENTER_GL();
1045
1046     /* Disable some fancy graphics effects */
1047     glDisable(GL_LIGHTING);
1048     checkGLcall("glDisable GL_LIGHTING");
1049     glDisable(GL_DEPTH_TEST);
1050     checkGLcall("glDisable GL_DEPTH_TEST");
1051     glDisable(GL_FOG);
1052     checkGLcall("glDisable GL_FOG");
1053     glDisable(GL_CULL_FACE);
1054     checkGLcall("glDisable GL_CULL_FACE");
1055     glDisable(GL_BLEND);
1056     checkGLcall("glDisable GL_BLEND");
1057     glDisable(GL_STENCIL_TEST);
1058     checkGLcall("glDisable GL_STENCIL_TEST");
1059
1060     glEnable(GL_TEXTURE_2D);
1061     glBindTexture(GL_TEXTURE_2D, This->glDescription.textureName);
1062     checkGLcall("glEnable glBindTexture");
1063
1064     /* No filtering for blts */
1065     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
1066     checkGLcall("glTexParameteri");
1067     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
1068     checkGLcall("glTexParameteri");
1069
1070     /* Start drawing a quad */
1071     glBegin(GL_QUADS);
1072
1073     glColor3d(1.0f, 1.0f, 1.0f);
1074     glTexCoord2f(glTexCoord[0], glTexCoord[2]);
1075     glVertex3f(0, 0, 0.0);
1076
1077     glTexCoord2f(glTexCoord[0], glTexCoord[3]);
1078     glVertex3f(0, This->currentDesc.Height, 0.0);
1079
1080     glTexCoord2f(glTexCoord[1], glTexCoord[3]);
1081     glVertex3d(This->currentDesc.Width, This->currentDesc.Height, 0.0);
1082
1083     glTexCoord2f(glTexCoord[1], glTexCoord[2]);
1084     glVertex3f(This->currentDesc.Width, 0, 0.0);
1085
1086     glEnd();
1087     checkGLcall("glEnd");
1088
1089     /* Unbind the texture */
1090     glBindTexture(GL_TEXTURE_2D, 0);
1091     checkGLcall("glEnable glBindTexture");
1092
1093     LEAVE_GL();
1094 }
1095
1096 static HRESULT WINAPI IWineD3DSurfaceImpl_UnlockRect(IWineD3DSurface *iface) {
1097     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
1098     IWineD3DDeviceImpl  *myDevice = This->resource.wineD3DDevice;
1099     const char *buffername = "";
1100     IWineD3DSwapChainImpl *swapchain = NULL;
1101     BOOL backbuf = FALSE;
1102
1103     if (!(This->Flags & SFLAG_LOCKED)) {
1104         WARN("trying to Unlock an unlocked surf@%p\n", This);
1105         return WINED3DERR_INVALIDCALL;
1106     }
1107
1108     if (WINED3DUSAGE_RENDERTARGET & This->resource.usage) {
1109         IWineD3DSurface_GetContainer(iface, &IID_IWineD3DSwapChain, (void **)&swapchain);
1110
1111         if(swapchain) {
1112             int i;
1113             for(i = 0; i < swapchain->presentParms.BackBufferCount; i++) {
1114                 if(iface == swapchain->backBuffer[i]) {
1115                     backbuf = TRUE;
1116                     break;
1117                 }
1118             }
1119         }
1120
1121         if (backbuf) {
1122                 buffername = "backBuffer";
1123         } else if ((swapchain != NULL) && iface ==  swapchain->frontBuffer) {
1124                 buffername = "frontBuffer";
1125         } else if (iface == myDevice->depthStencilBuffer) {
1126                 buffername = "depthStencilBuffer";
1127         } else if (iface == myDevice->renderTarget) {
1128                 buffername = "renderTarget";
1129         }
1130     }
1131
1132     if (swapchain != NULL) {
1133         IWineD3DSwapChain_Release((IWineD3DSwapChain *)swapchain);
1134     }
1135
1136     TRACE("(%p %s) : dirtyfied(%d)\n", This, buffername, This->Flags & SFLAG_DIRTY ? 1 : 0);
1137
1138     if (!(This->Flags & SFLAG_DIRTY)) {
1139         TRACE("(%p) : Not Dirtified so nothing to do, return now\n", This);
1140         goto unlock_end;
1141     }
1142
1143     if (0 == This->resource.usage) { /* classic surface */
1144         /**
1145          * nothing to do
1146          * waiting to reload the surface via IDirect3DDevice8::UpdateTexture
1147          */
1148     } else if (WINED3DUSAGE_RENDERTARGET & This->resource.usage) { /* render surfaces */
1149
1150         /****************************
1151         * TODO: Render targets are 'special' and
1152         * ?some? locking needs to be passed onto the context manager
1153         * so that it becomes possible to use auxiliary buffers, pbuffers
1154         * render-to-texture, shared, cached contexts etc...
1155         * ****************************/
1156         IWineD3DSwapChainImpl *implSwapChain;
1157         IWineD3DDevice_GetSwapChain((IWineD3DDevice *)myDevice, 0, (IWineD3DSwapChain **)&implSwapChain);
1158
1159         if (backbuf || iface ==  implSwapChain->frontBuffer || iface == myDevice->renderTarget) {
1160             int tex;
1161
1162             ENTER_GL();
1163
1164             /* glDrawPixels transforms the raster position as though it was a vertex -
1165                we want to draw at screen position 0,0 - Set up ortho (rhw) mode as
1166                per drawprim (and leave set - it will sort itself out due to last_was_rhw */
1167             d3ddevice_set_ortho(This->resource.wineD3DDevice);
1168
1169             if (iface ==  implSwapChain->frontBuffer) {
1170                 glDrawBuffer(GL_FRONT);
1171                 checkGLcall("glDrawBuffer GL_FRONT");
1172             } else if (backbuf || iface == myDevice->renderTarget) {
1173                 glDrawBuffer(GL_BACK);
1174                 checkGLcall("glDrawBuffer GL_BACK");
1175             }
1176
1177             /* Disable higher textures before calling glDrawPixels */
1178             for(tex = 1; tex < GL_LIMITS(samplers); tex++) {
1179                 if (GL_SUPPORT(ARB_MULTITEXTURE)) {
1180                     GL_EXTCALL(glActiveTextureARB(GL_TEXTURE0_ARB + tex));
1181                     checkGLcall("glActiveTextureARB");
1182                 }
1183                 glDisable(GL_TEXTURE_2D);
1184                 checkGLcall("glDisable GL_TEXTURE_2D");
1185                 glDisable(GL_TEXTURE_1D);
1186                 checkGLcall("glDisable GL_TEXTURE_1D");
1187             }
1188             /* Activate texture 0, but don't disable it necessarilly */
1189             if (GL_SUPPORT(ARB_MULTITEXTURE)) {
1190                 GL_EXTCALL(glActiveTextureARB(GL_TEXTURE0_ARB));
1191                 checkGLcall("glActiveTextureARB");
1192             }
1193
1194             /* And back buffers are not blended. Disable the depth test,
1195                that helps performance */
1196             glDisable(GL_BLEND);
1197             glDisable(GL_DEPTH_TEST);
1198             glDisable(GL_FOG);
1199
1200             switch(wined3d_settings.rendertargetlock_mode) {
1201                 case RTL_AUTO:
1202                 case RTL_READDRAW:
1203                 case RTL_TEXDRAW:
1204                     flush_to_framebuffer_drawpixels(This);
1205                     break;
1206
1207                 case RTL_READTEX:
1208                 case RTL_TEXTEX:
1209                     flush_to_framebuffer_texture(iface);
1210                     break;
1211
1212                 case RTL_DISABLE:
1213                 {
1214                     static BOOL warned = FALSE;
1215                     if(!warned) {
1216                         ERR("The application tries to write to the render target, but render target locking is disabled\n");
1217                         warned = TRUE;
1218                     }
1219                 }
1220                 break;
1221             }
1222
1223             if(implSwapChain->backBuffer && implSwapChain->backBuffer[0]) {
1224                 glDrawBuffer(GL_BACK);
1225                 vcheckGLcall("glDrawBuffer");
1226             }
1227             if(myDevice->stateBlock->renderState[WINED3DRS_ZENABLE] == WINED3DZB_TRUE ||
1228                myDevice->stateBlock->renderState[WINED3DRS_ZENABLE] == WINED3DZB_USEW) glEnable(GL_DEPTH_TEST);
1229             if (myDevice->stateBlock->renderState[WINED3DRS_ALPHABLENDENABLE]) glEnable(GL_BLEND);
1230             if (myDevice->stateBlock->renderState[WINED3DRS_FOGENABLE]) glEnable(GL_FOG);
1231
1232             LEAVE_GL();
1233
1234             /** restore clean dirty state */
1235             IWineD3DSurface_CleanDirtyRect(iface);
1236
1237         } else {
1238             FIXME("unsupported unlocking to Rendering surface surf@%p usage(%s)\n", This, debug_d3dusage(This->resource.usage));
1239         }
1240         IWineD3DSwapChain_Release((IWineD3DSwapChain *)implSwapChain);
1241
1242     } else if (WINED3DUSAGE_DEPTHSTENCIL & This->resource.usage) { /* stencil surfaces */
1243
1244         if (iface == myDevice->depthStencilBuffer) {
1245             FIXME("TODO stencil depth surface unlocking surf@%p usage(%s)\n", This, debug_d3dusage(This->resource.usage));
1246         } else {
1247             FIXME("unsupported unlocking to StencilDepth surface surf@%p usage(%s)\n", This, debug_d3dusage(This->resource.usage));
1248         }
1249
1250     } else {
1251         FIXME("unsupported unlocking to surface surf@%p usage(%s)\n", This, debug_d3dusage(This->resource.usage));
1252     }
1253
1254     unlock_end:
1255     This->Flags &= ~SFLAG_LOCKED;
1256     memset(&This->lockedRect, 0, sizeof(RECT));
1257     return WINED3D_OK;
1258 }
1259
1260 HRESULT WINAPI IWineD3DSurfaceImpl_GetDC(IWineD3DSurface *iface, HDC *pHDC) {
1261     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
1262     WINED3DLOCKED_RECT lock;
1263     UINT usage;
1264     BITMAPINFO* b_info;
1265     HDC ddc;
1266     DWORD *masks;
1267     HRESULT hr;
1268     RGBQUAD col[256];
1269     const PixelFormatDesc *formatEntry = getFormatDescEntry(This->resource.format);
1270
1271     TRACE("(%p)->(%p)\n",This,pHDC);
1272
1273     if(This->Flags & SFLAG_USERPTR) {
1274         ERR("Not supported on surfaces with an application-provided surfaces\n");
1275         return DDERR_NODC;
1276     }
1277
1278     /* Give more detailed info for ddraw */
1279     if (This->Flags & SFLAG_DCINUSE)
1280         return DDERR_DCALREADYCREATED;
1281
1282     /* Can't GetDC if the surface is locked */
1283     if (This->Flags & SFLAG_LOCKED)
1284         return WINED3DERR_INVALIDCALL;
1285
1286     memset(&lock, 0, sizeof(lock)); /* To be sure */
1287
1288     /* Create a DIB section if there isn't a hdc yet */
1289     if(!This->hDC) {
1290         int extraline = 0;
1291         SYSTEM_INFO sysInfo;
1292
1293         if(This->Flags & SFLAG_ACTIVELOCK) {
1294             ERR("Creating a DIB section while a lock is active. Uncertain consequences\n");
1295         }
1296
1297         switch (This->bytesPerPixel) {
1298             case 2:
1299             case 4:
1300                 /* Allocate extra space to store the RGB bit masks. */
1301                 b_info = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(BITMAPINFOHEADER) + 3 * sizeof(DWORD));
1302                 break;
1303
1304             case 3:
1305                 b_info = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(BITMAPINFOHEADER));
1306                 break;
1307
1308             default:
1309                 /* Allocate extra space for a palette. */
1310                 b_info = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
1311                                   sizeof(BITMAPINFOHEADER)
1312                                   + sizeof(RGBQUAD)
1313                                   * (1 << (This->bytesPerPixel * 8)));
1314                 break;
1315         }
1316
1317         if (!b_info)
1318             return E_OUTOFMEMORY;
1319
1320         /* Some apps access the surface in via DWORDs, and do not take the necessary care at the end of the
1321          * surface. So we need at least extra 4 bytes at the end of the surface. Check against the page size,
1322          * if the last page used for the surface has at least 4 spare bytes we're safe, otherwise
1323          * add an extra line to the dib section
1324          */
1325         GetSystemInfo(&sysInfo);
1326         if( ((This->resource.size + 3) % sysInfo.dwPageSize) < 4) {
1327             extraline = 1;
1328             TRACE("Adding an extra line to the dib section\n");
1329         }
1330
1331         b_info->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
1332         if( (NP2_REPACK == wined3d_settings.nonpower2_mode || This->resource.usage & WINED3DUSAGE_RENDERTARGET)) {
1333             b_info->bmiHeader.biWidth = This->currentDesc.Width;
1334             b_info->bmiHeader.biHeight = -This->currentDesc.Height -extraline;
1335             b_info->bmiHeader.biSizeImage = ( This->currentDesc.Height + extraline) * IWineD3DSurface_GetPitch(iface);
1336             /* Use the full pow2 image size(assigned below) because LockRect
1337              * will need it for a full glGetTexImage call
1338              */
1339         } else {
1340             b_info->bmiHeader.biWidth = This->pow2Width;
1341             b_info->bmiHeader.biHeight = -This->pow2Height -extraline;
1342             b_info->bmiHeader.biSizeImage = This->resource.size + extraline  * IWineD3DSurface_GetPitch(iface);
1343         }
1344         b_info->bmiHeader.biPlanes = 1;
1345         b_info->bmiHeader.biBitCount = This->bytesPerPixel * 8;
1346
1347         b_info->bmiHeader.biXPelsPerMeter = 0;
1348         b_info->bmiHeader.biYPelsPerMeter = 0;
1349         b_info->bmiHeader.biClrUsed = 0;
1350         b_info->bmiHeader.biClrImportant = 0;
1351
1352         /* Get the bit masks */
1353         masks = (DWORD *) &(b_info->bmiColors);
1354         switch (This->resource.format) {
1355             case WINED3DFMT_R8G8B8:
1356                 usage = DIB_RGB_COLORS;
1357                 b_info->bmiHeader.biCompression = BI_RGB;
1358                 break;
1359
1360             case WINED3DFMT_X1R5G5B5:
1361             case WINED3DFMT_A1R5G5B5:
1362             case WINED3DFMT_A4R4G4B4:
1363             case WINED3DFMT_X4R4G4B4:
1364             case WINED3DFMT_R3G3B2:
1365             case WINED3DFMT_A8R3G3B2:
1366             case WINED3DFMT_A2B10G10R10:
1367             case WINED3DFMT_A8B8G8R8:
1368             case WINED3DFMT_X8B8G8R8:
1369             case WINED3DFMT_A2R10G10B10:
1370             case WINED3DFMT_R5G6B5:
1371             case WINED3DFMT_A16B16G16R16:
1372                 usage = 0;
1373                 b_info->bmiHeader.biCompression = BI_BITFIELDS;
1374                 masks[0] = formatEntry->redMask;
1375                 masks[1] = formatEntry->greenMask;
1376                 masks[2] = formatEntry->blueMask;
1377                 break;
1378
1379             default:
1380                 /* Don't know palette */
1381                 b_info->bmiHeader.biCompression = BI_RGB;
1382                 usage = 0;
1383                 break;
1384         }
1385
1386         ddc = CreateDCA("DISPLAY", NULL, NULL, NULL);
1387         if (ddc == 0) {
1388             HeapFree(GetProcessHeap(), 0, b_info);
1389             return HRESULT_FROM_WIN32(GetLastError());
1390         }
1391
1392         TRACE("Creating a DIB section with size %dx%dx%d, size=%d\n", b_info->bmiHeader.biWidth, b_info->bmiHeader.biHeight, b_info->bmiHeader.biBitCount, b_info->bmiHeader.biSizeImage);
1393         This->dib.DIBsection = CreateDIBSection(ddc, b_info, usage, &This->dib.bitmap_data, 0 /* Handle */, 0 /* Offset */);
1394         DeleteDC(ddc);
1395
1396         if (!This->dib.DIBsection) {
1397             ERR("CreateDIBSection failed!\n");
1398             HeapFree(GetProcessHeap(), 0, b_info);
1399             return HRESULT_FROM_WIN32(GetLastError());
1400         }
1401
1402         TRACE("DIBSection at : %p\n", This->dib.bitmap_data);
1403
1404         /* copy the existing surface to the dib section */
1405         if(This->resource.allocatedMemory) {
1406             memcpy(This->dib.bitmap_data, This->resource.allocatedMemory, b_info->bmiHeader.biSizeImage);
1407             /* We won't need that any more */
1408             HeapFree(GetProcessHeap(), 0, This->resource.allocatedMemory);
1409         } else {
1410             /* This is to make LockRect read the gl Texture although memory is allocated */
1411             This->Flags |= SFLAG_GLDIRTY;
1412         }
1413
1414         HeapFree(GetProcessHeap(), 0, b_info);
1415
1416         /* Use the dib section from now on */
1417         This->resource.allocatedMemory = This->dib.bitmap_data;
1418
1419         /* Now allocate a HDC */
1420         This->hDC = CreateCompatibleDC(0);
1421         This->dib.holdbitmap = SelectObject(This->hDC, This->dib.DIBsection);
1422         TRACE("using wined3d palette %p\n", This->palette);
1423         SelectPalette(This->hDC,
1424                       This->palette ? This->palette->hpal : 0,
1425                       FALSE);
1426
1427         This->Flags |= SFLAG_DIBSECTION;
1428     }
1429
1430     /* Lock the surface */
1431     hr = IWineD3DSurface_LockRect(iface,
1432                                   &lock,
1433                                   NULL,
1434                                   0);
1435     if(FAILED(hr)) {
1436         ERR("IWineD3DSurface_LockRect failed with hr = %08x\n", hr);
1437         /* keep the dib section */
1438         return hr;
1439     }
1440
1441     if(This->resource.format == WINED3DFMT_P8 ||
1442         This->resource.format == WINED3DFMT_A8P8) {
1443         unsigned int n;
1444         if(This->palette) {
1445             PALETTEENTRY ent[256];
1446
1447             GetPaletteEntries(This->palette->hpal, 0, 256, ent);
1448             for (n=0; n<256; n++) {
1449                 col[n].rgbRed   = ent[n].peRed;
1450                 col[n].rgbGreen = ent[n].peGreen;
1451                 col[n].rgbBlue  = ent[n].peBlue;
1452                 col[n].rgbReserved = 0;
1453             }
1454         } else {
1455             IWineD3DDeviceImpl *device = This->resource.wineD3DDevice;
1456
1457             for (n=0; n<256; n++) {
1458                 col[n].rgbRed   = device->palettes[device->currentPalette][n].peRed;
1459                 col[n].rgbGreen = device->palettes[device->currentPalette][n].peGreen;
1460                 col[n].rgbBlue  = device->palettes[device->currentPalette][n].peBlue;
1461                 col[n].rgbReserved = 0;
1462             }
1463
1464         }
1465         SetDIBColorTable(This->hDC, 0, 256, col);
1466     }
1467
1468     *pHDC = This->hDC;
1469     TRACE("returning %p\n",*pHDC);
1470     This->Flags |= SFLAG_DCINUSE;
1471
1472     return WINED3D_OK;
1473 }
1474
1475 HRESULT WINAPI IWineD3DSurfaceImpl_ReleaseDC(IWineD3DSurface *iface, HDC hDC) {
1476     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
1477
1478     TRACE("(%p)->(%p)\n",This,hDC);
1479
1480     if (!(This->Flags & SFLAG_DCINUSE))
1481         return D3DERR_INVALIDCALL;
1482
1483     /* we locked first, so unlock now */
1484     IWineD3DSurface_UnlockRect(iface);
1485
1486     This->Flags &= ~SFLAG_DCINUSE;
1487
1488     return WINED3D_OK;
1489 }
1490
1491 /* ******************************************************
1492    IWineD3DSurface Internal (No mapping to directx api) parts follow
1493    ****************************************************** */
1494
1495 HRESULT d3dfmt_get_conv(IWineD3DSurfaceImpl *This, BOOL need_alpha_ck, BOOL use_texturing, GLenum *format, GLenum *internal, GLenum *type, CONVERT_TYPES *convert, int *target_bpp) {
1496     BOOL colorkey_active = need_alpha_ck && (This->CKeyFlags & DDSD_CKSRCBLT);
1497     const PixelFormatDesc *formatEntry = getFormatDescEntry(This->resource.format);
1498
1499     /* Default values: From the surface */
1500     *format = formatEntry->glFormat;
1501     *internal = formatEntry->glInternal;
1502     *type = formatEntry->glType;
1503     *convert = NO_CONVERSION;
1504     *target_bpp = This->bytesPerPixel;
1505
1506     /* Ok, now look if we have to do any conversion */
1507     switch(This->resource.format) {
1508         case WINED3DFMT_P8:
1509             /* ****************
1510                 Paletted Texture
1511                 **************** */
1512             /* Use conversion when the paletted texture extension is not available, or when it is available make sure it is used
1513              * for texturing as it won't work for calls like glDraw-/glReadPixels and further also use conversion in case of color keying.
1514              */
1515             if(!GL_SUPPORT(EXT_PALETTED_TEXTURE) || colorkey_active || (!use_texturing && GL_SUPPORT(EXT_PALETTED_TEXTURE)) ) {
1516                 *format = GL_RGBA;
1517                 *internal = GL_RGBA;
1518                 *type = GL_UNSIGNED_BYTE;
1519                 *target_bpp = 4;
1520                 if(colorkey_active) {
1521                     *convert = CONVERT_PALETTED_CK;
1522                 } else {
1523                     *convert = CONVERT_PALETTED;
1524                 }
1525             }
1526
1527             break;
1528
1529         case WINED3DFMT_R3G3B2:
1530             /* **********************
1531                 GL_UNSIGNED_BYTE_3_3_2
1532                 ********************** */
1533             if (colorkey_active) {
1534                 /* This texture format will never be used.. So do not care about color keying
1535                     up until the point in time it will be needed :-) */
1536                 FIXME(" ColorKeying not supported in the RGB 332 format !\n");
1537             }
1538             break;
1539
1540         case WINED3DFMT_R5G6B5:
1541             if (colorkey_active) {
1542                 *convert = CONVERT_CK_565;
1543                 *format = GL_RGBA;
1544                 *internal = GL_RGBA;
1545                 *type = GL_UNSIGNED_SHORT_5_5_5_1;
1546             }
1547             break;
1548
1549         case WINED3DFMT_R8G8B8:
1550             if (colorkey_active) {
1551                 *convert = CONVERT_CK_RGB24;
1552                 *format = GL_RGBA;
1553                 *internal = GL_RGBA;
1554                 *type = GL_UNSIGNED_INT_8_8_8_8;
1555                 *target_bpp = 4;
1556             }
1557             break;
1558
1559         case WINED3DFMT_X8R8G8B8:
1560             if (colorkey_active) {
1561                 *convert = CONVERT_RGB32_888;
1562                 *format = GL_RGBA;
1563                 *internal = GL_RGBA;
1564                 *type = GL_UNSIGNED_INT_8_8_8_8;
1565             }
1566             break;
1567
1568         default:
1569             break;
1570     }
1571
1572     return WINED3D_OK;
1573 }
1574
1575 HRESULT d3dfmt_convert_surface(BYTE *src, BYTE *dst, UINT pitch, UINT height, UINT outpitch, CONVERT_TYPES convert, IWineD3DSurfaceImpl *surf) {
1576     BYTE *dest;
1577     TRACE("(%p)->(%p),(%d,%d,%d,%d,%p)\n", src, dst, pitch, height, outpitch, convert, surf);
1578
1579     switch (convert) {
1580         case NO_CONVERSION:
1581         {
1582             memcpy(dst, src, pitch * height);
1583             break;
1584         }
1585         case CONVERT_PALETTED:
1586         case CONVERT_PALETTED_CK:
1587         {
1588             IWineD3DPaletteImpl* pal = surf->palette;
1589             BYTE table[256][4];
1590             unsigned int i;
1591             unsigned int x, y;
1592
1593             if( pal == NULL) {
1594                 /* TODO: If we are a sublevel, try to get the palette from level 0 */
1595             }
1596
1597             if (pal == NULL) {
1598                 /* Still no palette? Use the device's palette */
1599                 /* Get the surface's palette */
1600                 for (i = 0; i < 256; i++) {
1601                     IWineD3DDeviceImpl *device = surf->resource.wineD3DDevice;
1602
1603                     table[i][0] = device->palettes[device->currentPalette][i].peRed;
1604                     table[i][1] = device->palettes[device->currentPalette][i].peGreen;
1605                     table[i][2] = device->palettes[device->currentPalette][i].peBlue;
1606                     if ((convert == CONVERT_PALETTED_CK) &&
1607                         (i >= surf->SrcBltCKey.dwColorSpaceLowValue) &&
1608                         (i <= surf->SrcBltCKey.dwColorSpaceHighValue)) {
1609                         /* We should maybe here put a more 'neutral' color than the standard bright purple
1610                           one often used by application to prevent the nice purple borders when bi-linear
1611                           filtering is on */
1612                         table[i][3] = 0x00;
1613                     } else {
1614                         table[i][3] = 0xFF;
1615                     }
1616                 }
1617             } else {
1618                 TRACE("Using surface palette %p\n", pal);
1619                 /* Get the surface's palette */
1620                 for (i = 0; i < 256; i++) {
1621                     table[i][0] = pal->palents[i].peRed;
1622                     table[i][1] = pal->palents[i].peGreen;
1623                     table[i][2] = pal->palents[i].peBlue;
1624                     if ((convert == CONVERT_PALETTED_CK) &&
1625                         (i >= surf->SrcBltCKey.dwColorSpaceLowValue) &&
1626                         (i <= surf->SrcBltCKey.dwColorSpaceHighValue)) {
1627                         /* We should maybe here put a more 'neutral' color than the standard bright purple
1628                           one often used by application to prevent the nice purple borders when bi-linear
1629                           filtering is on */
1630                         table[i][3] = 0x00;
1631                     } else {
1632                         table[i][3] = 0xFF;
1633                     }
1634                 }
1635             }
1636
1637             for (y = 0; y < height; y++)
1638             {
1639                 dest = dst + outpitch * y;
1640                 /* This is an 1 bpp format, using the pitch here is fine */
1641                 for (x = 0; x < pitch; x++) {
1642                     BYTE color = *src++;
1643                     *dest++ = table[color][0];
1644                     *dest++ = table[color][1];
1645                     *dest++ = table[color][2];
1646                     *dest++ = table[color][3];
1647                 }
1648             }
1649         }
1650         break;
1651
1652         case CONVERT_CK_565:
1653         {
1654             /* Converting the 565 format in 5551 packed to emulate color-keying.
1655
1656               Note : in all these conversion, it would be best to average the averaging
1657                       pixels to get the color of the pixel that will be color-keyed to
1658                       prevent 'color bleeding'. This will be done later on if ever it is
1659                       too visible.
1660
1661               Note2: Nvidia documents say that their driver does not support alpha + color keying
1662                      on the same surface and disables color keying in such a case
1663             */
1664             unsigned int x, y;
1665             WORD *Source;
1666             WORD *Dest;
1667
1668             TRACE("Color keyed 565\n");
1669
1670             for (y = 0; y < height; y++) {
1671                 Source = (WORD *) (src + y * pitch);
1672                 Dest = (WORD *) (dst + y * outpitch);
1673                 for (x = 0; x < pitch / 2; x++ ) {
1674                     WORD color = *Source++;
1675                     *Dest = ((color & 0xFFC0) | ((color & 0x1F) << 1));
1676                     if ((color < surf->SrcBltCKey.dwColorSpaceLowValue) ||
1677                         (color > surf->SrcBltCKey.dwColorSpaceHighValue)) {
1678                         *Dest |= 0x0001;
1679                     }
1680                     Dest++;
1681                 }
1682             }
1683         }
1684         break;
1685
1686         default:
1687             ERR("Unsupported conversation type %d\n", convert);
1688     }
1689     return WINED3D_OK;
1690 }
1691
1692 /* This function is used in case of 8bit paletted textures to upload the palette.
1693    For now it only supports GL_EXT_paletted_texture extension but support for other
1694    extensions like ARB_fragment_program and ATI_fragment_shaders will be added aswell.
1695 */
1696 void d3dfmt_p8_upload_palette(IWineD3DSurface *iface, CONVERT_TYPES convert) {
1697     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
1698     IWineD3DPaletteImpl* pal = This->palette;
1699     BYTE table[256][4];
1700     int i;
1701
1702     if (pal == NULL) {
1703         /* Still no palette? Use the device's palette */
1704         /* Get the surface's palette */
1705         for (i = 0; i < 256; i++) {
1706             IWineD3DDeviceImpl *device = This->resource.wineD3DDevice;
1707
1708             table[i][0] = device->palettes[device->currentPalette][i].peRed;
1709             table[i][1] = device->palettes[device->currentPalette][i].peGreen;
1710             table[i][2] = device->palettes[device->currentPalette][i].peBlue;
1711             if ((convert == CONVERT_PALETTED_CK) &&
1712                 (i >= This->SrcBltCKey.dwColorSpaceLowValue) &&
1713                 (i <= This->SrcBltCKey.dwColorSpaceHighValue)) {
1714                 /* We should maybe here put a more 'neutral' color than the standard bright purple
1715                    one often used by application to prevent the nice purple borders when bi-linear
1716                    filtering is on */
1717                 table[i][3] = 0x00;
1718             } else {
1719                 table[i][3] = 0xFF;
1720             }
1721         }
1722     } else {
1723         TRACE("Using surface palette %p\n", pal);
1724         /* Get the surface's palette */
1725         for (i = 0; i < 256; i++) {
1726             table[i][0] = pal->palents[i].peRed;
1727             table[i][1] = pal->palents[i].peGreen;
1728             table[i][2] = pal->palents[i].peBlue;
1729             if ((convert == CONVERT_PALETTED_CK) &&
1730                 (i >= This->SrcBltCKey.dwColorSpaceLowValue) &&
1731                 (i <= This->SrcBltCKey.dwColorSpaceHighValue)) {
1732                 /* We should maybe here put a more 'neutral' color than the standard bright purple
1733                    one often used by application to prevent the nice purple borders when bi-linear
1734                    filtering is on */
1735                 table[i][3] = 0x00;
1736             } else {
1737                 table[i][3] = 0xFF;
1738             }
1739         }
1740     }
1741     GL_EXTCALL(glColorTableEXT(GL_TEXTURE_2D,GL_RGBA,256,GL_RGBA,GL_UNSIGNED_BYTE, table));
1742 }
1743
1744 static HRESULT WINAPI IWineD3DSurfaceImpl_LoadTexture(IWineD3DSurface *iface) {
1745     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
1746     GLenum format, internal, type;
1747     CONVERT_TYPES convert;
1748     int bpp;
1749     int width, pitch, outpitch;
1750     BYTE *mem;
1751
1752     if (This->Flags & SFLAG_INTEXTURE) {
1753         TRACE("Surface already in texture\n");
1754         return WINED3D_OK;
1755     }
1756     if (This->Flags & SFLAG_DIRTY) {
1757         TRACE("Reloading because surface is dirty\n");
1758     } else if(/* Reload: gl texture has ck, now no ckey is set OR */
1759               ((This->Flags & SFLAG_GLCKEY) && (!(This->CKeyFlags & DDSD_CKSRCBLT))) ||
1760               /* Reload: vice versa  OR */
1761               ((!(This->Flags & SFLAG_GLCKEY)) && (This->CKeyFlags & DDSD_CKSRCBLT)) ||
1762               /* Also reload: Color key is active AND the color key has changed */
1763               ((This->CKeyFlags & DDSD_CKSRCBLT) && (
1764                 (This->glCKey.dwColorSpaceLowValue != This->SrcBltCKey.dwColorSpaceLowValue) ||
1765                 (This->glCKey.dwColorSpaceHighValue != This->SrcBltCKey.dwColorSpaceHighValue)))) {
1766         TRACE("Reloading because of color keying\n");
1767     } else {
1768         TRACE("surface isn't dirty\n");
1769         return WINED3D_OK;
1770     }
1771
1772     This->Flags &= ~SFLAG_DIRTY;
1773
1774     /* Resources are placed in system RAM and do not need to be recreated when a device is lost.
1775     *  These resources are not bound by device size or format restrictions. Because of this,
1776     *  these resources cannot be accessed by the Direct3D device nor set as textures or render targets.
1777     *  However, these resources can always be created, locked, and copied.
1778     */
1779     if (This->resource.pool == WINED3DPOOL_SCRATCH && !(This->Flags & SFLAG_FORCELOAD) )
1780     {
1781         FIXME("(%p) Operation not supported for scratch textures\n",This);
1782         return WINED3DERR_INVALIDCALL;
1783     }
1784
1785     if (This->Flags & SFLAG_INPBUFFER) {
1786         if (This->glDescription.level != 0)
1787             FIXME("Surface in texture is only supported for level 0\n");
1788         else if (This->resource.format == WINED3DFMT_P8 || This->resource.format == WINED3DFMT_A8P8 ||
1789                  This->resource.format == WINED3DFMT_DXT1 || This->resource.format == WINED3DFMT_DXT2 ||
1790                  This->resource.format == WINED3DFMT_DXT3 || This->resource.format == WINED3DFMT_DXT4 ||
1791                  This->resource.format == WINED3DFMT_DXT5)
1792             FIXME("Format %d not supported\n", This->resource.format);
1793         else {
1794             GLint prevRead;
1795
1796             ENTER_GL();
1797
1798             glGetIntegerv(GL_READ_BUFFER, &prevRead);
1799             vcheckGLcall("glGetIntegerv");
1800             glReadBuffer(GL_BACK);
1801             vcheckGLcall("glReadBuffer");
1802
1803             glCopyTexImage2D(This->glDescription.target,
1804                              This->glDescription.level,
1805                              This->glDescription.glFormatInternal,
1806                              0,
1807                              0,
1808                              This->currentDesc.Width,
1809                              This->currentDesc.Height,
1810                              0);
1811
1812             checkGLcall("glCopyTexImage2D");
1813             glReadBuffer(prevRead);
1814             vcheckGLcall("glReadBuffer");
1815
1816             LEAVE_GL();
1817
1818             TRACE("Updating target %d\n", This->glDescription.target);
1819             This->Flags |= SFLAG_INTEXTURE;
1820         }
1821         return WINED3D_OK;
1822     }
1823
1824     if(This->CKeyFlags & DDSD_CKSRCBLT) {
1825         This->Flags |= SFLAG_GLCKEY;
1826         This->glCKey = This->SrcBltCKey;
1827     }
1828     else This->Flags &= ~SFLAG_GLCKEY;
1829
1830     d3dfmt_get_conv(This, TRUE /* We need color keying */, TRUE /* We will use textures */, &format, &internal, &type, &convert, &bpp);
1831
1832     /* The width is in 'length' not in bytes */
1833     if (NP2_REPACK == wined3d_settings.nonpower2_mode || This->resource.usage & WINED3DUSAGE_RENDERTARGET)
1834         width = This->currentDesc.Width;
1835     else
1836         width = This->pow2Width;
1837
1838     pitch = IWineD3DSurface_GetPitch(iface);
1839
1840     if((convert != NO_CONVERSION) && This->resource.allocatedMemory) {
1841         int height = This->glRect.bottom - This->glRect.top;
1842
1843         /* Stick to the alignment for the converted surface too, makes it easier to load the surface */
1844         outpitch = width * bpp;
1845         outpitch = (outpitch + 3) & ~3;
1846
1847         mem = HeapAlloc(GetProcessHeap(), 0, outpitch * height);
1848         if(!mem) {
1849             ERR("Out of memory %d, %d!\n", outpitch, height);
1850             return WINED3DERR_OUTOFVIDEOMEMORY;
1851         }
1852         d3dfmt_convert_surface(This->resource.allocatedMemory, mem, pitch, height, outpitch, convert, This);
1853
1854         This->Flags |= SFLAG_CONVERTED;
1855     } else if (This->resource.format == WINED3DFMT_P8 && GL_SUPPORT(EXT_PALETTED_TEXTURE)) {
1856         d3dfmt_p8_upload_palette(iface, convert);
1857         This->Flags &= ~SFLAG_CONVERTED;
1858         mem = This->resource.allocatedMemory;
1859     } else {
1860         This->Flags &= ~SFLAG_CONVERTED;
1861         mem = This->resource.allocatedMemory;
1862     }
1863
1864     /* Make sure the correct pitch is used */
1865     glPixelStorei(GL_UNPACK_ROW_LENGTH, width);
1866
1867     if (NP2_REPACK == wined3d_settings.nonpower2_mode && (This->Flags & SFLAG_NONPOW2) && !(This->Flags & SFLAG_OVERSIZE)) {
1868         TRACE("non power of two support\n");
1869         surface_allocate_surface(This, internal, This->pow2Width, This->pow2Height, format, type);
1870         if (mem) {
1871             surface_upload_data(This, This->pow2Width, This->pow2Height, format, type, mem);
1872         }
1873     } else {
1874         surface_allocate_surface(This, internal, This->glRect.right - This->glRect.left, This->glRect.bottom - This->glRect.top, format, type);
1875         if (mem) {
1876             surface_upload_data(This, This->glRect.right - This->glRect.left, This->glRect.bottom - This->glRect.top, format, type, mem);
1877         }
1878     }
1879
1880     /* Restore the default pitch */
1881     glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
1882
1883     if (mem != This->resource.allocatedMemory)
1884         HeapFree(GetProcessHeap(), 0, mem);
1885
1886 #if 0
1887     {
1888         static unsigned int gen = 0;
1889         char buffer[4096];
1890         ++gen;
1891         if ((gen % 10) == 0) {
1892             snprintf(buffer, sizeof(buffer), "/tmp/surface%p_type%u_level%u_%u.ppm", This, This->glDescription.target, This->glDescription.level, gen);
1893             IWineD3DSurfaceImpl_SaveSnapshot(iface, buffer);
1894         }
1895         /*
1896          * debugging crash code
1897          if (gen == 250) {
1898          void** test = NULL;
1899          *test = 0;
1900          }
1901          */
1902     }
1903 #endif
1904
1905     if (!(This->Flags & SFLAG_DONOTFREE)) {
1906         HeapFree(GetProcessHeap(), 0, This->resource.allocatedMemory);
1907         This->resource.allocatedMemory = NULL;
1908     }
1909
1910     return WINED3D_OK;
1911 }
1912
1913 #include <errno.h>
1914 #include <stdio.h>
1915 HRESULT WINAPI IWineD3DSurfaceImpl_SaveSnapshot(IWineD3DSurface *iface, const char* filename) {
1916     FILE* f = NULL;
1917     UINT i, y;
1918     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
1919     char *allocatedMemory;
1920     char *textureRow;
1921     IWineD3DSwapChain *swapChain = NULL;
1922     int width, height;
1923     GLuint tmpTexture = 0;
1924     DWORD color;
1925     /*FIXME:
1926     Textures my not be stored in ->allocatedgMemory and a GlTexture
1927     so we should lock the surface before saving a snapshot, or at least check that
1928     */
1929     /* TODO: Compressed texture images can be obtained from the GL in uncompressed form
1930     by calling GetTexImage and in compressed form by calling
1931     GetCompressedTexImageARB.  Queried compressed images can be saved and
1932     later reused by calling CompressedTexImage[123]DARB.  Pre-compressed
1933     texture images do not need to be processed by the GL and should
1934     significantly improve texture loading performance relative to uncompressed
1935     images. */
1936
1937 /* Setup the width and height to be the internal texture width and height. */
1938     width  = This->pow2Width;
1939     height = This->pow2Height;
1940 /* check to see if were a 'virtual' texture e.g. were not a pbuffer of texture were a back buffer*/
1941     IWineD3DSurface_GetContainer(iface, &IID_IWineD3DSwapChain, (void **)&swapChain);
1942
1943     if (swapChain || (This->Flags & SFLAG_INPBUFFER)) { /* if were not a real texture then read the back buffer into a real texture*/
1944 /* we don't want to interfere with the back buffer so read the data into a temporary texture and then save the data out of the temporary texture */
1945         GLint prevRead;
1946         ENTER_GL();
1947         FIXME("(%p) This surface needs to be locked before a snapshot can be taken\n", This);
1948         glEnable(GL_TEXTURE_2D);
1949
1950         glGenTextures(1, &tmpTexture);
1951         glBindTexture(GL_TEXTURE_2D, tmpTexture);
1952
1953         glTexImage2D(GL_TEXTURE_2D,
1954                         0,
1955                         GL_RGBA,
1956                         width,
1957                         height,
1958                         0/*border*/,
1959                         GL_RGBA,
1960                         GL_UNSIGNED_INT_8_8_8_8_REV,
1961                         NULL);
1962
1963         glGetIntegerv(GL_READ_BUFFER, &prevRead);
1964         vcheckGLcall("glGetIntegerv");
1965         glReadBuffer(GL_BACK);
1966         vcheckGLcall("glReadBuffer");
1967         glCopyTexImage2D(GL_TEXTURE_2D,
1968                             0,
1969                             GL_RGBA,
1970                             0,
1971                             0,
1972                             width,
1973                             height,
1974                             0);
1975
1976         checkGLcall("glCopyTexImage2D");
1977         glReadBuffer(prevRead);
1978         LEAVE_GL();
1979
1980     } else { /* bind the real texture */
1981         IWineD3DSurface_PreLoad(iface);
1982     }
1983     allocatedMemory = HeapAlloc(GetProcessHeap(), 0, width  * height * 4);
1984     ENTER_GL();
1985     FIXME("Saving texture level %d width %d height %d\n", This->glDescription.level, width, height);
1986     glGetTexImage(GL_TEXTURE_2D,
1987                 This->glDescription.level,
1988                 GL_RGBA,
1989                 GL_UNSIGNED_INT_8_8_8_8_REV,
1990                 allocatedMemory);
1991     checkGLcall("glTexImage2D");
1992     if (tmpTexture) {
1993         glBindTexture(GL_TEXTURE_2D, 0);
1994         glDeleteTextures(1, &tmpTexture);
1995     }
1996     LEAVE_GL();
1997
1998     f = fopen(filename, "w+");
1999     if (NULL == f) {
2000         ERR("opening of %s failed with: %s\n", filename, strerror(errno));
2001         return WINED3DERR_INVALIDCALL;
2002     }
2003 /* Save the dat out to a TGA file because 1: it's an easy raw format, 2: it supports an alpha chanel*/
2004     TRACE("(%p) opened %s with format %s\n", This, filename, debug_d3dformat(This->resource.format));
2005 /* TGA header */
2006     fputc(0,f);
2007     fputc(0,f);
2008     fputc(2,f);
2009     fputc(0,f);
2010     fputc(0,f);
2011     fputc(0,f);
2012     fputc(0,f);
2013     fputc(0,f);
2014     fputc(0,f);
2015     fputc(0,f);
2016     fputc(0,f);
2017     fputc(0,f);
2018 /* short width*/
2019     fwrite(&width,2,1,f);
2020 /* short height */
2021     fwrite(&height,2,1,f);
2022 /* format rgba */
2023     fputc(0x20,f);
2024     fputc(0x28,f);
2025 /* raw data */
2026     /* if  the data is upside down if we've fetched it from a back buffer, so it needs flipping again to make it the correct way up*/
2027     if(swapChain)
2028         textureRow = allocatedMemory + (width * (height - 1) *4);
2029     else
2030         textureRow = allocatedMemory;
2031     for (y = 0 ; y < height; y++) {
2032         for (i = 0; i < width;  i++) {
2033             color = *((DWORD*)textureRow);
2034             fputc((color >> 16) & 0xFF, f); /* B */
2035             fputc((color >>  8) & 0xFF, f); /* G */
2036             fputc((color >>  0) & 0xFF, f); /* R */
2037             fputc((color >> 24) & 0xFF, f); /* A */
2038             textureRow += 4;
2039         }
2040         /* take two rows of the pointer to the texture memory */
2041         if(swapChain)
2042             (textureRow-= width << 3);
2043
2044     }
2045     TRACE("Closing file\n");
2046     fclose(f);
2047
2048     if(swapChain) {
2049         IWineD3DSwapChain_Release(swapChain);
2050     }
2051     HeapFree(GetProcessHeap(), 0, allocatedMemory);
2052     return WINED3D_OK;
2053 }
2054
2055 HRESULT WINAPI IWineD3DSurfaceImpl_CleanDirtyRect(IWineD3DSurface *iface) {
2056     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
2057     This->Flags &= ~SFLAG_DIRTY;
2058     This->dirtyRect.left   = This->currentDesc.Width;
2059     This->dirtyRect.top    = This->currentDesc.Height;
2060     This->dirtyRect.right  = 0;
2061     This->dirtyRect.bottom = 0;
2062     TRACE("(%p) : Dirty?%d, Rect:(%d,%d,%d,%d)\n", This, This->Flags & SFLAG_DIRTY ? 1 : 0, This->dirtyRect.left,
2063           This->dirtyRect.top, This->dirtyRect.right, This->dirtyRect.bottom);
2064     return WINED3D_OK;
2065 }
2066
2067 /**
2068  *   Slightly inefficient way to handle multiple dirty rects but it works :)
2069  */
2070 extern HRESULT WINAPI IWineD3DSurfaceImpl_AddDirtyRect(IWineD3DSurface *iface, CONST RECT* pDirtyRect) {
2071     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
2072     IWineD3DBaseTexture *baseTexture = NULL;
2073     This->Flags |= SFLAG_DIRTY;
2074     if (NULL != pDirtyRect) {
2075         This->dirtyRect.left   = min(This->dirtyRect.left,   pDirtyRect->left);
2076         This->dirtyRect.top    = min(This->dirtyRect.top,    pDirtyRect->top);
2077         This->dirtyRect.right  = max(This->dirtyRect.right,  pDirtyRect->right);
2078         This->dirtyRect.bottom = max(This->dirtyRect.bottom, pDirtyRect->bottom);
2079     } else {
2080         This->dirtyRect.left   = 0;
2081         This->dirtyRect.top    = 0;
2082         This->dirtyRect.right  = This->currentDesc.Width;
2083         This->dirtyRect.bottom = This->currentDesc.Height;
2084     }
2085     TRACE("(%p) : Dirty?%d, Rect:(%d,%d,%d,%d)\n", This, This->Flags & SFLAG_DIRTY, This->dirtyRect.left,
2086           This->dirtyRect.top, This->dirtyRect.right, This->dirtyRect.bottom);
2087     /* if the container is a basetexture then mark it dirty. */
2088     if (IWineD3DSurface_GetContainer(iface, &IID_IWineD3DBaseTexture, (void **)&baseTexture) == WINED3D_OK) {
2089         TRACE("Passing to conatiner\n");
2090         IWineD3DBaseTexture_SetDirty(baseTexture, TRUE);
2091         IWineD3DBaseTexture_Release(baseTexture);
2092     }
2093     return WINED3D_OK;
2094 }
2095
2096 HRESULT WINAPI IWineD3DSurfaceImpl_SetContainer(IWineD3DSurface *iface, IWineD3DBase *container) {
2097     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
2098
2099     TRACE("This %p, container %p\n", This, container);
2100
2101     /* We can't keep a reference to the container, since the container already keeps a reference to us. */
2102
2103     TRACE("Setting container to %p from %p\n", container, This->container);
2104     This->container = container;
2105
2106     return WINED3D_OK;
2107 }
2108
2109 HRESULT WINAPI IWineD3DSurfaceImpl_SetFormat(IWineD3DSurface *iface, WINED3DFORMAT format) {
2110     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
2111     const PixelFormatDesc *formatEntry = getFormatDescEntry(format);
2112
2113     if (This->resource.format != WINED3DFMT_UNKNOWN) {
2114         FIXME("(%p) : The foramt of the surface must be WINED3DFORMAT_UNKNOWN\n", This);
2115         return WINED3DERR_INVALIDCALL;
2116     }
2117
2118     TRACE("(%p) : Setting texture foramt to (%d,%s)\n", This, format, debug_d3dformat(format));
2119     if (format == WINED3DFMT_UNKNOWN) {
2120         This->resource.size = 0;
2121     } else if (format == WINED3DFMT_DXT1) {
2122         /* DXT1 is half byte per pixel */
2123         This->resource.size = ((max(This->pow2Width, 4) * formatEntry->bpp) * max(This->pow2Height, 4)) >> 1;
2124
2125     } else if (format == WINED3DFMT_DXT2 || format == WINED3DFMT_DXT3 ||
2126                format == WINED3DFMT_DXT4 || format == WINED3DFMT_DXT5) {
2127         This->resource.size = ((max(This->pow2Width, 4) * formatEntry->bpp) * max(This->pow2Height, 4));
2128     } else {
2129         This->resource.size = ((This->pow2Width * formatEntry->bpp) + 3) & ~3;
2130         This->resource.size *= This->pow2Height;
2131     }
2132
2133
2134     /* Setup some glformat defaults */
2135     This->glDescription.glFormat         = formatEntry->glFormat;
2136     This->glDescription.glFormatInternal = formatEntry->glInternal;
2137     This->glDescription.glType           = formatEntry->glType;
2138
2139     if (format != WINED3DFMT_UNKNOWN) {
2140         This->bytesPerPixel = formatEntry->bpp;
2141         This->pow2Size      = (This->pow2Width * This->bytesPerPixel) * This->pow2Height;
2142     } else {
2143         This->bytesPerPixel = 0;
2144         This->pow2Size      = 0;
2145     }
2146
2147     This->Flags |= (WINED3DFMT_D16_LOCKABLE == format) ? SFLAG_LOCKABLE : 0;
2148
2149     This->resource.format = format;
2150
2151     TRACE("(%p) : Size %d, pow2Size %d, bytesPerPixel %d, glFormat %d, glFotmatInternal %d, glType %d\n", This, This->resource.size, This->pow2Size, This->bytesPerPixel, This->glDescription.glFormat, This->glDescription.glFormatInternal, This->glDescription.glType);
2152
2153     return WINED3D_OK;
2154 }
2155
2156 HRESULT WINAPI IWineD3DSurfaceImpl_SetMem(IWineD3DSurface *iface, void *Mem) {
2157     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
2158
2159     /* Render targets depend on their hdc, and we can't create a hdc on a user pointer */
2160     if(This->resource.usage & WINED3DUSAGE_RENDERTARGET) {
2161         ERR("Not supported on render targets\n");
2162         return WINED3DERR_INVALIDCALL;
2163     }
2164
2165     if(This->Flags & (SFLAG_LOCKED | SFLAG_DCINUSE)) {
2166         WARN("Surface is locked or the HDC is in use\n");
2167         return WINED3DERR_INVALIDCALL;
2168     }
2169
2170     if(Mem && Mem != This->resource.allocatedMemory) {
2171
2172         /* Do I have to copy the old surface content? */
2173         if(This->Flags & SFLAG_DIBSECTION) {
2174                 /* Release the DC. No need to hold the critical section for the update
2175                  * Thread because this thread runs only on front buffers, but this method
2176                  * fails for render targets in the check above.
2177                  */
2178                 SelectObject(This->hDC, This->dib.holdbitmap);
2179                 DeleteDC(This->hDC);
2180                 /* Release the DIB section */
2181                 DeleteObject(This->dib.DIBsection);
2182                 This->dib.bitmap_data = NULL;
2183                 This->resource.allocatedMemory = NULL;
2184                 This->hDC = NULL;
2185                 This->Flags &= ~SFLAG_DIBSECTION;
2186         } else if(!(This->Flags & SFLAG_USERPTR)) {
2187             HeapFree(GetProcessHeap(), 0, This->resource.allocatedMemory);
2188         }
2189         This->resource.allocatedMemory = Mem;
2190         This->Flags |= SFLAG_USERPTR;
2191     } else if(This->Flags & SFLAG_USERPTR) {
2192         /* Lockrect and GetDC will re-create the dib section and allocated memory */
2193         This->resource.allocatedMemory = NULL;
2194         This->Flags &= ~SFLAG_USERPTR;
2195     }
2196     return WINED3D_OK;
2197 }
2198
2199 /* TODO: replace this function with context management routines */
2200 HRESULT WINAPI IWineD3DSurfaceImpl_SetPBufferState(IWineD3DSurface *iface, BOOL inPBuffer, BOOL  inTexture) {
2201     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
2202
2203     if(inPBuffer) {
2204         This->Flags |= SFLAG_INPBUFFER;
2205     } else {
2206         This->Flags &= ~SFLAG_INPBUFFER;
2207     }
2208
2209     if(inTexture) {
2210         This->Flags |= SFLAG_INTEXTURE;
2211     } else {
2212         This->Flags &= ~SFLAG_INTEXTURE;
2213     }
2214
2215     return WINED3D_OK;
2216 }
2217
2218 static HRESULT WINAPI IWineD3DSurfaceImpl_Flip(IWineD3DSurface *iface, IWineD3DSurface *override, DWORD Flags) {
2219     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
2220     IWineD3DDevice *D3D = (IWineD3DDevice *) This->resource.wineD3DDevice;
2221     TRACE("(%p)->(%p,%x)\n", This, override, Flags);
2222
2223     /* Flipping is only supported on RenderTargets */
2224     if( !(This->resource.usage & WINED3DUSAGE_RENDERTARGET) ) return DDERR_NOTFLIPPABLE;
2225
2226     if(override) {
2227         /* DDraw sets this for the X11 surfaces, so don't confuse the user
2228          * FIXME("(%p) Target override is not supported by now\n", This);
2229          * Additionally, it isn't really possible to support triple-buffering
2230          * properly on opengl at all
2231          */
2232     }
2233
2234     /* Flipping a OpenGL surface -> Use WineD3DDevice::Present */
2235     return IWineD3DDevice_Present(D3D, NULL, NULL, 0, NULL);
2236 }
2237
2238 /* Not called from the VTable */
2239 static HRESULT IWineD3DSurfaceImpl_BltOverride(IWineD3DSurfaceImpl *This, RECT *DestRect, IWineD3DSurface *SrcSurface, RECT *SrcRect, DWORD Flags, DDBLTFX *DDBltFx) {
2240     WINED3DRECT rect;
2241     IWineD3DDeviceImpl *myDevice = This->resource.wineD3DDevice;
2242     IWineD3DSwapChainImpl *swapchain = NULL;
2243     IWineD3DSurfaceImpl *Src = (IWineD3DSurfaceImpl *) SrcSurface;
2244     BOOL SrcOK = TRUE;
2245
2246     TRACE("(%p)->(%p,%p,%p,%08x,%p)\n", This, DestRect, SrcSurface, SrcRect, Flags, DDBltFx);
2247
2248     /* Get the swapchain. One of the surfaces has to be a primary surface */
2249     IWineD3DSurface_GetContainer( (IWineD3DSurface *) This, &IID_IWineD3DSwapChain, (void **)&swapchain);
2250     if(swapchain) IWineD3DSwapChain_Release((IWineD3DSwapChain *) swapchain);
2251     else if(Src) {
2252         IWineD3DSurface_GetContainer( (IWineD3DSurface *) Src, &IID_IWineD3DSwapChain, (void **)&swapchain);
2253         if(swapchain) IWineD3DSwapChain_Release((IWineD3DSwapChain *) swapchain);
2254         else return WINED3DERR_INVALIDCALL;
2255     } else {
2256         swapchain = NULL;
2257     }
2258
2259     if (DestRect) {
2260         rect.x1 = DestRect->left;
2261         rect.y1 = DestRect->top;
2262         rect.x2 = DestRect->right;
2263         rect.y2 = DestRect->bottom;
2264     } else {
2265         rect.x1 = 0;
2266         rect.y1 = 0;
2267         rect.x2 = This->currentDesc.Width;
2268         rect.y2 = This->currentDesc.Height;
2269     }
2270
2271     /* Half-life does a Blt from the back buffer to the front buffer,
2272      * Full surface size, no flags... Use present instead
2273      */
2274     if(Src)
2275     {
2276         /* First, check if we can do a Flip */
2277
2278         /* Check rects - IWineD3DDevice_Present doesn't handle them */
2279         if( SrcRect ) {
2280             if( (SrcRect->left == 0) && (SrcRect->top == 0) &&
2281                 (SrcRect->right == Src->currentDesc.Width) && (SrcRect->bottom == Src->currentDesc.Height) ) {
2282                 SrcOK = TRUE;
2283             }
2284         } else {
2285             SrcOK = TRUE;
2286         }
2287
2288         /* Check the Destination rect and the surface sizes */
2289         if(SrcOK &&
2290            (rect.x1 == 0) && (rect.y1 == 0) &&
2291            (rect.x2 ==  This->currentDesc.Width) && (rect.y2 == This->currentDesc.Height) &&
2292            (This->currentDesc.Width == Src->currentDesc.Width) &&
2293            (This->currentDesc.Height == Src->currentDesc.Height)) {
2294             /* These flags are unimportant for the flag check, remove them */
2295
2296             if((Flags & ~(DDBLT_DONOTWAIT | DDBLT_WAIT)) == 0) {
2297                 if( swapchain->backBuffer && ((IWineD3DSurface *) This == swapchain->frontBuffer) && ((IWineD3DSurface *) Src == swapchain->backBuffer[0]) ) {
2298
2299                     D3DSWAPEFFECT orig_swap = swapchain->presentParms.SwapEffect;
2300
2301                     /* The idea behind this is that a glReadPixels and a glDrawPixels call
2302                      * take very long, while a flip is fast.
2303                      * This applies to Half-Life, which does such Blts every time it finished
2304                      * a frame, and to Prince of Persia 3D, which uses this to draw at least the main
2305                      * menu. This is also used by all apps when they do windowed rendering
2306                      *
2307                      * The problem is that flipping is not really the same as copying. After a
2308                      * Blt the front buffer is a copy of the back buffer, and the back buffer is
2309                      * untouched. Therefore it's necessary to override the swap effect
2310                      * and to set it back after the flip.
2311                      */
2312
2313                     swapchain->presentParms.SwapEffect = WINED3DSWAPEFFECT_COPY;
2314
2315                     TRACE("Full screen back buffer -> front buffer blt, performing a flip instead\n");
2316                     IWineD3DDevice_Present((IWineD3DDevice *) This->resource.wineD3DDevice,
2317                                             NULL, NULL, 0, NULL);
2318
2319                     swapchain->presentParms.SwapEffect = orig_swap;
2320
2321                     return WINED3D_OK;
2322                 }
2323             }
2324         }
2325
2326         /* Blt from texture to rendertarget? */
2327         if( ( ( (IWineD3DSurface *) This == swapchain->frontBuffer) ||
2328               ( swapchain->backBuffer && (IWineD3DSurface *) This == swapchain->backBuffer[0]) )
2329               &&
2330               ( ( (IWineD3DSurface *) Src != swapchain->frontBuffer) &&
2331                 ( swapchain->backBuffer && (IWineD3DSurface *) Src != swapchain->backBuffer[0]) ) ) {
2332             float glTexCoord[4];
2333             DWORD oldCKey;
2334             DDCOLORKEY oldBltCKey = {0,0};
2335             GLint oldLight, oldFog, oldDepth, oldBlend, oldCull, oldAlpha;
2336             GLint oldStencil, oldNVRegisterCombiners = 0;
2337             GLint alphafunc;
2338             GLclampf alpharef;
2339             RECT SourceRectangle;
2340             GLint oldDraw;
2341
2342             TRACE("Blt from surface %p to rendertarget %p\n", Src, This);
2343
2344             if(SrcRect) {
2345                 SourceRectangle.left = SrcRect->left;
2346                 SourceRectangle.right = SrcRect->right;
2347                 SourceRectangle.top = SrcRect->top;
2348                 SourceRectangle.bottom = SrcRect->bottom;
2349             } else {
2350                 SourceRectangle.left = 0;
2351                 SourceRectangle.right = Src->currentDesc.Width;
2352                 SourceRectangle.top = 0;
2353                 SourceRectangle.bottom = Src->currentDesc.Height;
2354             }
2355
2356             if(!CalculateTexRect(Src, &SourceRectangle, glTexCoord)) {
2357                 /* Fall back to software */
2358                 WARN("(%p) Source texture area (%d,%d)-(%d,%d) is too big\n", Src,
2359                      SourceRectangle.left, SourceRectangle.top,
2360                      SourceRectangle.right, SourceRectangle.bottom);
2361                 return WINED3DERR_INVALIDCALL;
2362             }
2363
2364             /* Color keying: Check if we have to do a color keyed blt,
2365              * and if not check if a color key is activated.
2366              */
2367             oldCKey = Src->CKeyFlags;
2368             if(!(Flags & DDBLT_KEYSRC) &&
2369                Src->CKeyFlags & DDSD_CKSRCBLT) {
2370                 /* Ok, the surface has a color key, but we shall not use it -
2371                  * Deactivate it for now, LoadTexture will catch this
2372                  */
2373                 Src->CKeyFlags &= ~DDSD_CKSRCBLT;
2374             }
2375
2376             /* Color keying */
2377             if(Flags & DDBLT_KEYDEST) {
2378                 oldBltCKey = This->SrcBltCKey;
2379                 /* Temporary replace the source color key with the destination one. We do this because the color conversion code which
2380                  * is in the end called from LoadTexture works with the source color. At the end of this function we restore the color key.
2381                  */
2382                 This->SrcBltCKey = This->DestBltCKey;
2383             } else if (Flags & DDBLT_KEYSRC)
2384                 oldBltCKey = This->SrcBltCKey;
2385
2386             /* Now load the surface */
2387             IWineD3DSurface_PreLoad((IWineD3DSurface *) Src);
2388
2389             ENTER_GL();
2390
2391             /* Save all the old stuff until we have a proper opengl state manager */
2392             oldLight = glIsEnabled(GL_LIGHTING);
2393             oldFog = glIsEnabled(GL_FOG);
2394             oldDepth = glIsEnabled(GL_DEPTH_TEST);
2395             oldBlend = glIsEnabled(GL_BLEND);
2396             oldCull = glIsEnabled(GL_CULL_FACE);
2397             oldAlpha = glIsEnabled(GL_ALPHA_TEST);
2398             oldStencil = glIsEnabled(GL_STENCIL_TEST);
2399
2400             if (GL_SUPPORT(NV_REGISTER_COMBINERS)) {
2401                 oldNVRegisterCombiners = glIsEnabled(GL_REGISTER_COMBINERS_NV);
2402             }
2403
2404             glGetIntegerv(GL_ALPHA_TEST_FUNC, &alphafunc);
2405             checkGLcall("glGetFloatv GL_ALPHA_TEST_FUNC");
2406             glGetFloatv(GL_ALPHA_TEST_REF, &alpharef);
2407             checkGLcall("glGetFloatv GL_ALPHA_TEST_REF");
2408
2409             glGetIntegerv(GL_DRAW_BUFFER, &oldDraw);
2410             if(This == (IWineD3DSurfaceImpl *) swapchain->frontBuffer) {
2411                 TRACE("Drawing to front buffer\n");
2412                 glDrawBuffer(GL_FRONT);
2413                 checkGLcall("glDrawBuffer GL_FRONT");
2414             }
2415
2416             /* Unbind the old texture */
2417             glBindTexture(GL_TEXTURE_2D, 0);
2418
2419             if (GL_SUPPORT(ARB_MULTITEXTURE)) {
2420             /* We use texture unit 0 for blts */
2421                 GL_EXTCALL(glActiveTextureARB(GL_TEXTURE0_ARB));
2422                 checkGLcall("glActiveTextureARB");
2423             } else {
2424                 WARN("Multi-texturing is unsupported in the local OpenGL implementation\n");
2425             }
2426
2427             /* Disable some fancy graphics effects */
2428             glDisable(GL_LIGHTING);
2429             checkGLcall("glDisable GL_LIGHTING");
2430             glDisable(GL_DEPTH_TEST);
2431             checkGLcall("glDisable GL_DEPTH_TEST");
2432             glDisable(GL_FOG);
2433             checkGLcall("glDisable GL_FOG");
2434             glDisable(GL_BLEND);
2435             checkGLcall("glDisable GL_BLEND");
2436             glDisable(GL_CULL_FACE);
2437             checkGLcall("glDisable GL_CULL_FACE");
2438             glDisable(GL_STENCIL_TEST);
2439             checkGLcall("glDisable GL_STENCIL_TEST");
2440             if (GL_SUPPORT(NV_REGISTER_COMBINERS)) {
2441                 glDisable(GL_REGISTER_COMBINERS_NV);
2442                 checkGLcall("glDisable GL_REGISTER_COMBINERS_NV");
2443             }
2444
2445             /* Ok, we need 2d textures, but not 1D or 3D */
2446             glDisable(GL_TEXTURE_1D);
2447             checkGLcall("glDisable GL_TEXTURE_1D");
2448             glEnable(GL_TEXTURE_2D);
2449             checkGLcall("glEnable GL_TEXTURE_2D");
2450             glDisable(GL_TEXTURE_3D);
2451             checkGLcall("glDisable GL_TEXTURE_3D");
2452
2453             /* Bind the texture */
2454             glBindTexture(GL_TEXTURE_2D, Src->glDescription.textureName);
2455             checkGLcall("glBindTexture");
2456
2457             glEnable(GL_SCISSOR_TEST);
2458
2459             glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
2460
2461             /* No filtering for blts */
2462             glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER,
2463                             GL_NEAREST);
2464             checkGLcall("glTexParameteri");
2465             glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
2466                             GL_NEAREST);
2467             checkGLcall("glTexParameteri");
2468             glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
2469             glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
2470             glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
2471             checkGLcall("glTexEnvi");
2472
2473             /* This is for color keying */
2474             if(Flags & DDBLT_KEYSRC) {
2475                 glEnable(GL_ALPHA_TEST);
2476                 checkGLcall("glEnable GL_ALPHA_TEST");
2477                 glAlphaFunc(GL_NOTEQUAL, 0.0);
2478                 checkGLcall("glAlphaFunc\n");
2479             } else {
2480                 glDisable(GL_ALPHA_TEST);
2481                 checkGLcall("glDisable GL_ALPHA_TEST");
2482             }
2483
2484             /* Draw a textured quad
2485              */
2486             d3ddevice_set_ortho(This->resource.wineD3DDevice);
2487
2488             glBegin(GL_QUADS);
2489
2490             glColor3d(1.0f, 1.0f, 1.0f);
2491             glTexCoord2f(glTexCoord[0], glTexCoord[2]);
2492             glVertex3f(rect.x1,
2493                        rect.y1,
2494                        0.0);
2495
2496             glTexCoord2f(glTexCoord[0], glTexCoord[3]);
2497             glVertex3f(rect.x1, rect.y2, 0.0);
2498
2499             glTexCoord2f(glTexCoord[1], glTexCoord[3]);
2500             glVertex3f(rect.x2,
2501                        rect.y2,
2502                        0.0);
2503
2504             glTexCoord2f(glTexCoord[1], glTexCoord[2]);
2505             glVertex3f(rect.x2,
2506                        rect.y1,
2507                        0.0);
2508             glEnd();
2509             checkGLcall("glEnd");
2510
2511             /* Unbind the texture */
2512             glBindTexture(GL_TEXTURE_2D, 0);
2513             checkGLcall("glEnable glBindTexture");
2514
2515             /* Restore the old settings */
2516             if(oldLight) {
2517                 glEnable(GL_LIGHTING);
2518                 checkGLcall("glEnable GL_LIGHTING");
2519             }
2520             if(oldFog) {
2521                 glEnable(GL_FOG);
2522                 checkGLcall("glEnable GL_FOG");
2523             }
2524             if(oldDepth) {
2525                 glEnable(GL_DEPTH_TEST);
2526                 checkGLcall("glEnable GL_DEPTH_TEST");
2527             }
2528             if(oldBlend) {
2529                 glEnable(GL_BLEND);
2530                 checkGLcall("glEnable GL_BLEND");
2531             }
2532             if(oldCull) {
2533                 glEnable(GL_CULL_FACE);
2534                 checkGLcall("glEnable GL_CULL_FACE");
2535             }
2536             if(oldStencil) {
2537                 glEnable(GL_STENCIL_TEST);
2538                 checkGLcall("glEnable GL_STENCIL_TEST");
2539             }
2540             if(!oldAlpha) {
2541                 glDisable(GL_ALPHA_TEST);
2542                 checkGLcall("glDisable GL_ALPHA_TEST");
2543             } else {
2544                 glEnable(GL_ALPHA_TEST);
2545                 checkGLcall("glEnable GL_ALPHA_TEST");
2546             }
2547             if (GL_SUPPORT(NV_REGISTER_COMBINERS) && oldNVRegisterCombiners) {
2548                 glEnable(GL_REGISTER_COMBINERS_NV);
2549                 checkGLcall("glEnable GL_REGISTER_COMBINERS_NV");
2550             }
2551
2552             glAlphaFunc(alphafunc, alpharef);
2553             checkGLcall("glAlphaFunc\n");
2554
2555             if(This == (IWineD3DSurfaceImpl *) swapchain->frontBuffer && oldDraw == GL_BACK) {
2556                 glDrawBuffer(oldDraw);
2557             }
2558
2559             /* Restore the color key flags */
2560             if(oldCKey != Src->CKeyFlags) {
2561                 Src->CKeyFlags = oldCKey;
2562             }
2563
2564             /* Restore the old color key */
2565             if (Flags & (DDBLT_KEYSRC | DDBLT_KEYDEST))
2566                 This->SrcBltCKey = oldBltCKey;
2567
2568             LEAVE_GL();
2569
2570             /* TODO: If the surface is locked often, perform the Blt in software on the memory instead */
2571             This->Flags |= SFLAG_GLDIRTY;
2572
2573             return WINED3D_OK;
2574         }
2575
2576
2577         /* Blt from rendertarget to texture? */
2578         if( (SrcSurface == swapchain->frontBuffer) ||
2579             (swapchain->backBuffer && SrcSurface == swapchain->backBuffer[0]) ) {
2580             if( ( (IWineD3DSurface *) This != swapchain->frontBuffer) &&
2581                 ( swapchain->backBuffer && (IWineD3DSurface *) This != swapchain->backBuffer[0]) ) {
2582                 UINT row;
2583                 WINED3DRECT srect;
2584                 float xrel, yrel;
2585
2586                 TRACE("Blt from rendertarget to texture\n");
2587
2588                 /* Call preload for the surface to make sure it isn't dirty */
2589                 IWineD3DSurface_PreLoad((IWineD3DSurface *) This);
2590
2591                 if(SrcRect) {
2592                     srect.x1 = SrcRect->left;
2593                     srect.y1 = SrcRect->top;
2594                     srect.x2 = SrcRect->right;
2595                     srect.y2 = SrcRect->bottom;
2596                 } else {
2597                     srect.x1 = 0;
2598                     srect.y1 = 0;
2599                     srect.x2 = Src->currentDesc.Width;
2600                     srect.y2 = Src->currentDesc.Height;
2601                 }
2602
2603                 ENTER_GL();
2604
2605                 /* Bind the target texture */
2606                 glBindTexture(GL_TEXTURE_2D, This->glDescription.textureName);
2607                 checkGLcall("glBindTexture");
2608                 if(swapchain->backBuffer && SrcSurface == swapchain->backBuffer[0]) {
2609                     glReadBuffer(GL_BACK);
2610                 } else {
2611                     glReadBuffer(GL_FRONT);
2612                 }
2613                 checkGLcall("glReadBuffer");
2614
2615                 xrel = (float) (srect.x2 - srect.x1) / (float) (rect.x2 - rect.x1);
2616                 yrel = (float) (srect.y2 - srect.y1) / (float) (rect.y2 - rect.y1);
2617
2618                 /* I have to process this row by row to swap the image,
2619                  * otherwise it would be upside down, so streching in y direction
2620                  * doesn't cost extra time
2621                  *
2622                  * However, streching in x direction can be avoided if not necessary
2623                  */
2624                 for(row = rect.y1; row < rect.y2; row++) {
2625                     if( (xrel - 1.0 < -eps) || (xrel - 1.0 > eps)) {
2626                         /* Well, that stuff works, but it's very slow.
2627                          * find a better way instead
2628                          */
2629                         UINT col;
2630                         for(col = rect.x1; col < rect.x2; col++) {
2631                             glCopyTexSubImage2D(GL_TEXTURE_2D,
2632                                                 0, /* level */
2633                                                 rect.x1 + col, This->currentDesc.Height - row - 1, /* xoffset, yoffset */
2634                                                 srect.x1 + col * xrel, Src->currentDesc.Height - srect.y2 + row * yrel,
2635                                                 1, 1);
2636                         }
2637                     } else {
2638                         glCopyTexSubImage2D(GL_TEXTURE_2D,
2639                                             0, /* level */
2640                                             rect.x1, rect.y2 + rect.y1 - row - 1, /* xoffset, yoffset */
2641                                             srect.x1, row - rect.y1,
2642                                             rect.x2-rect.x1, 1);
2643                     }
2644                 }
2645
2646                 vcheckGLcall("glCopyTexSubImage2D");
2647                 LEAVE_GL();
2648
2649                 if(!(This->Flags & SFLAG_DONOTFREE)) {
2650                     HeapFree(GetProcessHeap(), 0, This->resource.allocatedMemory);
2651                     This->resource.allocatedMemory = NULL;
2652                 } else {
2653                     This->Flags |= SFLAG_GLDIRTY;
2654                 }
2655
2656                 return WINED3D_OK;
2657             }
2658         }
2659     }
2660
2661     if (Flags & DDBLT_COLORFILL) {
2662         /* This is easy to handle for the D3D Device... */
2663         DWORD color;
2664         IWineD3DSwapChainImpl *implSwapChain;
2665
2666         TRACE("Colorfill\n");
2667
2668         /* The color as given in the Blt function is in the format of the frame-buffer...
2669          * 'clear' expect it in ARGB format => we need to do some conversion :-)
2670          */
2671         if (This->resource.format == WINED3DFMT_P8) {
2672             if (This->palette) {
2673                 color = ((0xFF000000) |
2674                           (This->palette->palents[DDBltFx->u5.dwFillColor].peRed << 16) |
2675                           (This->palette->palents[DDBltFx->u5.dwFillColor].peGreen << 8) |
2676                           (This->palette->palents[DDBltFx->u5.dwFillColor].peBlue));
2677             } else {
2678                 color = 0xFF000000;
2679             }
2680         }
2681         else if (This->resource.format == WINED3DFMT_R5G6B5) {
2682             if (DDBltFx->u5.dwFillColor == 0xFFFF) {
2683                 color = 0xFFFFFFFF;
2684             } else {
2685                 color = ((0xFF000000) |
2686                           ((DDBltFx->u5.dwFillColor & 0xF800) << 8) |
2687                           ((DDBltFx->u5.dwFillColor & 0x07E0) << 5) |
2688                           ((DDBltFx->u5.dwFillColor & 0x001F) << 3));
2689             }
2690         }
2691         else if ((This->resource.format == WINED3DFMT_R8G8B8) ||
2692                   (This->resource.format == WINED3DFMT_X8R8G8B8) ) {
2693             color = 0xFF000000 | DDBltFx->u5.dwFillColor;
2694         }
2695         else if (This->resource.format == WINED3DFMT_A8R8G8B8) {
2696             color = DDBltFx->u5.dwFillColor;
2697         }
2698         else {
2699             ERR("Wrong surface type for BLT override(Format doesn't match) !\n");
2700             return WINED3DERR_INVALIDCALL;
2701         }
2702
2703         TRACE("Calling GetSwapChain with mydevice = %p\n", myDevice);
2704         IWineD3DDevice_GetSwapChain((IWineD3DDevice *)myDevice, 0, (IWineD3DSwapChain **)&implSwapChain);
2705         IWineD3DSwapChain_Release( (IWineD3DSwapChain *) implSwapChain );
2706         if(implSwapChain->backBuffer && This == (IWineD3DSurfaceImpl*) implSwapChain->backBuffer[0]) {
2707             glDrawBuffer(GL_BACK);
2708             checkGLcall("glDrawBuffer(GL_BACK)");
2709         }
2710         else if (This == (IWineD3DSurfaceImpl*) implSwapChain->frontBuffer) {
2711             glDrawBuffer(GL_FRONT);
2712             checkGLcall("glDrawBuffer(GL_FRONT)");
2713         }
2714         else {
2715             ERR("Wrong surface type for BLT override(not on swapchain) !\n");
2716             return WINED3DERR_INVALIDCALL;
2717         }
2718
2719         TRACE("(%p) executing Render Target override, color = %x\n", This, color);
2720
2721         IWineD3DDevice_Clear( (IWineD3DDevice *) myDevice,
2722                               1 /* Number of rectangles */,
2723                               &rect,
2724                               WINED3DCLEAR_TARGET,
2725                               color,
2726                               0.0 /* Z */,
2727                               0 /* Stencil */);
2728
2729         /* Restore the original draw buffer */
2730         if(implSwapChain->backBuffer && implSwapChain->backBuffer[0]) {
2731             glDrawBuffer(GL_BACK);
2732             vcheckGLcall("glDrawBuffer");
2733         }
2734
2735         return WINED3D_OK;
2736     }
2737
2738     /* Default: Fall back to the generic blt */
2739     return WINED3DERR_INVALIDCALL;
2740 }
2741
2742 static HRESULT WINAPI IWineD3DSurfaceImpl_Blt(IWineD3DSurface *iface, RECT *DestRect, IWineD3DSurface *SrcSurface, RECT *SrcRect, DWORD Flags, DDBLTFX *DDBltFx) {
2743     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
2744     IWineD3DSurfaceImpl *Src = (IWineD3DSurfaceImpl *) SrcSurface;
2745     TRACE("(%p)->(%p,%p,%p,%x,%p)\n", This, DestRect, SrcSurface, SrcRect, Flags, DDBltFx);
2746     TRACE("(%p): Usage is %s\n", This, debug_d3dusage(This->resource.usage));
2747
2748     /* Special cases for RenderTargets */
2749     if( (This->resource.usage & WINED3DUSAGE_RENDERTARGET) ||
2750         ( Src && (Src->resource.usage & WINED3DUSAGE_RENDERTARGET) )) {
2751         if(IWineD3DSurfaceImpl_BltOverride(This, DestRect, SrcSurface, SrcRect, Flags, DDBltFx) == WINED3D_OK) return WINED3D_OK;
2752     }
2753
2754     /* For the rest call the X11 surface implementation.
2755      * For RenderTargets this should be implemented OpenGL accelerated in BltOverride,
2756      * other Blts are rather rare
2757      */
2758     return IWineGDISurfaceImpl_Blt(iface, DestRect, SrcSurface, SrcRect, Flags, DDBltFx);
2759 }
2760
2761 HRESULT WINAPI IWineD3DSurfaceImpl_GetBltStatus(IWineD3DSurface *iface, DWORD Flags) {
2762     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
2763     TRACE("(%p)->(%x)\n", This, Flags);
2764
2765     switch (Flags)
2766     {
2767     case DDGBS_CANBLT:
2768     case DDGBS_ISBLTDONE:
2769         return DD_OK;
2770
2771     default:
2772         return DDERR_INVALIDPARAMS;
2773     }
2774 }
2775
2776 HRESULT WINAPI IWineD3DSurfaceImpl_GetFlipStatus(IWineD3DSurface *iface, DWORD Flags) {
2777     /* XXX: DDERR_INVALIDSURFACETYPE */
2778
2779     TRACE("(%p)->(%08x)\n",iface,Flags);
2780     switch (Flags) {
2781     case DDGFS_CANFLIP:
2782     case DDGFS_ISFLIPDONE:
2783         return DD_OK;
2784
2785     default:
2786         return DDERR_INVALIDPARAMS;
2787     }
2788 }
2789
2790 HRESULT WINAPI IWineD3DSurfaceImpl_IsLost(IWineD3DSurface *iface) {
2791     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
2792     TRACE("(%p)\n", This);
2793
2794     return This->Flags & SFLAG_LOST ? DDERR_SURFACELOST : WINED3D_OK;
2795 }
2796
2797 HRESULT WINAPI IWineD3DSurfaceImpl_Restore(IWineD3DSurface *iface) {
2798     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
2799     TRACE("(%p)\n", This);
2800
2801     /* So far we don't lose anything :) */
2802     This->Flags &= ~SFLAG_LOST;
2803     return WINED3D_OK;
2804 }
2805
2806 HRESULT WINAPI IWineD3DSurfaceImpl_BltFast(IWineD3DSurface *iface, DWORD dstx, DWORD dsty, IWineD3DSurface *Source, RECT *rsrc, DWORD trans) {
2807     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
2808     IWineD3DSurfaceImpl *srcImpl = (IWineD3DSurfaceImpl *) Source;
2809     TRACE("(%p)->(%d, %d, %p, %p, %08x\n", iface, dstx, dsty, Source, rsrc, trans);
2810
2811     /* Special cases for RenderTargets */
2812     if( (This->resource.usage & WINED3DUSAGE_RENDERTARGET) ||
2813         ( srcImpl && (srcImpl->resource.usage & WINED3DUSAGE_RENDERTARGET) )) {
2814
2815         RECT SrcRect, DstRect;
2816         DWORD Flags=0;
2817
2818         if(rsrc) {
2819             SrcRect.left = rsrc->left;
2820             SrcRect.top= rsrc->top;
2821             SrcRect.bottom = rsrc->bottom;
2822             SrcRect.right = rsrc->right;
2823         } else {
2824             SrcRect.left = 0;
2825             SrcRect.top = 0;
2826             SrcRect.right = srcImpl->currentDesc.Width;
2827             SrcRect.bottom = srcImpl->currentDesc.Height;
2828         }
2829
2830         DstRect.left = dstx;
2831         DstRect.top=dsty;
2832         DstRect.right = dstx + SrcRect.right - SrcRect.left;
2833         DstRect.bottom = dsty + SrcRect.bottom - SrcRect.top;
2834
2835         /* Convert BltFast flags into Btl ones because it is called from SurfaceImpl_Blt as well */
2836         if(trans & DDBLTFAST_SRCCOLORKEY)
2837             Flags |= DDBLT_KEYSRC;
2838         if(trans & DDBLTFAST_DESTCOLORKEY)
2839             Flags |= DDBLT_KEYDEST;
2840         if(trans & DDBLTFAST_WAIT)
2841             Flags |= DDBLT_WAIT;
2842         if(trans & DDBLTFAST_DONOTWAIT)
2843             Flags |= DDBLT_DONOTWAIT;
2844
2845         if(IWineD3DSurfaceImpl_BltOverride(This, &DstRect, Source, &SrcRect, Flags, NULL) == WINED3D_OK) return WINED3D_OK;
2846     }
2847
2848
2849     return IWineGDISurfaceImpl_BltFast(iface, dstx, dsty, Source, rsrc, trans);
2850 }
2851
2852 HRESULT WINAPI IWineD3DSurfaceImpl_GetPalette(IWineD3DSurface *iface, IWineD3DPalette **Pal) {
2853     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
2854     TRACE("(%p)->(%p)\n", This, Pal);
2855
2856     *Pal = (IWineD3DPalette *) This->palette;
2857     return DD_OK;
2858 }
2859
2860 HRESULT WINAPI IWineD3DSurfaceImpl_RealizePalette(IWineD3DSurface *iface) {
2861     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
2862     RGBQUAD col[256];
2863     IWineD3DPaletteImpl *pal = This->palette;
2864     unsigned int n;
2865     TRACE("(%p)\n", This);
2866
2867     if(This->resource.format == WINED3DFMT_P8 ||
2868        This->resource.format == WINED3DFMT_A8P8)
2869     {
2870         TRACE("Dirtifying surface\n");
2871         This->Flags |= SFLAG_DIRTY;
2872     }
2873
2874     if(This->Flags & SFLAG_DIBSECTION) {
2875         TRACE("(%p): Updating the hdc's palette\n", This);
2876         for (n=0; n<256; n++) {
2877             if(pal) {
2878                 col[n].rgbRed   = pal->palents[n].peRed;
2879                 col[n].rgbGreen = pal->palents[n].peGreen;
2880                 col[n].rgbBlue  = pal->palents[n].peBlue;
2881             } else {
2882                 IWineD3DDeviceImpl *device = This->resource.wineD3DDevice;
2883                 /* Use the default device palette */
2884                 col[n].rgbRed   = device->palettes[device->currentPalette][n].peRed;
2885                 col[n].rgbGreen = device->palettes[device->currentPalette][n].peGreen;
2886                 col[n].rgbBlue  = device->palettes[device->currentPalette][n].peBlue;
2887             }
2888             col[n].rgbReserved = 0;
2889         }
2890         SetDIBColorTable(This->hDC, 0, 256, col);
2891     }
2892
2893     return WINED3D_OK;
2894 }
2895
2896 HRESULT WINAPI IWineD3DSurfaceImpl_SetPalette(IWineD3DSurface *iface, IWineD3DPalette *Pal) {
2897     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
2898     IWineD3DPaletteImpl *PalImpl = (IWineD3DPaletteImpl *) Pal;
2899     TRACE("(%p)->(%p)\n", This, Pal);
2900
2901     if(This->palette != NULL)
2902         if(This->resource.usage & WINED3DUSAGE_RENDERTARGET)
2903             This->palette->Flags &= ~DDPCAPS_PRIMARYSURFACE;
2904
2905     if(PalImpl != NULL) {
2906         if(This->resource.usage & WINED3DUSAGE_RENDERTARGET) {
2907             /* Set the device's main palette if the palette
2908              * wasn't a primary palette before
2909              */
2910             if(!(PalImpl->Flags & DDPCAPS_PRIMARYSURFACE)) {
2911                 IWineD3DDeviceImpl *device = This->resource.wineD3DDevice;
2912                 unsigned int i;
2913
2914                 for(i=0; i < 256; i++) {
2915                     device->palettes[device->currentPalette][i] = PalImpl->palents[i];
2916                 }
2917             }
2918
2919             (PalImpl)->Flags |= DDPCAPS_PRIMARYSURFACE;
2920         }
2921     }
2922     This->palette = PalImpl;
2923
2924     return IWineD3DSurface_RealizePalette(iface);
2925 }
2926
2927 HRESULT WINAPI IWineD3DSurfaceImpl_SetColorKey(IWineD3DSurface *iface, DWORD Flags, DDCOLORKEY *CKey) {
2928     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
2929     TRACE("(%p)->(%08x,%p)\n", This, Flags, CKey);
2930
2931     if ((Flags & DDCKEY_COLORSPACE) != 0) {
2932         FIXME(" colorkey value not supported (%08x) !\n", Flags);
2933         return DDERR_INVALIDPARAMS;
2934     }
2935
2936     /* Dirtify the surface, but only if a key was changed */
2937     if(CKey) {
2938         switch (Flags & ~DDCKEY_COLORSPACE) {
2939             case DDCKEY_DESTBLT:
2940                 This->DestBltCKey = *CKey;
2941                 This->CKeyFlags |= DDSD_CKDESTBLT;
2942                 break;
2943
2944             case DDCKEY_DESTOVERLAY:
2945                 This->DestOverlayCKey = *CKey;
2946                 This->CKeyFlags |= DDSD_CKDESTOVERLAY;
2947                 break;
2948
2949             case DDCKEY_SRCOVERLAY:
2950                 This->SrcOverlayCKey = *CKey;
2951                 This->CKeyFlags |= DDSD_CKSRCOVERLAY;
2952                 break;
2953
2954             case DDCKEY_SRCBLT:
2955                 This->SrcBltCKey = *CKey;
2956                 This->CKeyFlags |= DDSD_CKSRCBLT;
2957                 break;
2958         }
2959     }
2960     else {
2961         switch (Flags & ~DDCKEY_COLORSPACE) {
2962             case DDCKEY_DESTBLT:
2963                 This->CKeyFlags &= ~DDSD_CKDESTBLT;
2964                 break;
2965
2966             case DDCKEY_DESTOVERLAY:
2967                 This->CKeyFlags &= ~DDSD_CKDESTOVERLAY;
2968                 break;
2969
2970             case DDCKEY_SRCOVERLAY:
2971                 This->CKeyFlags &= ~DDSD_CKSRCOVERLAY;
2972                 break;
2973
2974             case DDCKEY_SRCBLT:
2975                 This->CKeyFlags &= ~DDSD_CKSRCBLT;
2976                 break;
2977         }
2978     }
2979
2980     return WINED3D_OK;
2981 }
2982
2983 static HRESULT WINAPI IWineD3DSurfaceImpl_PrivateSetup(IWineD3DSurface *iface) {
2984     /** Check against the maximum texture sizes supported by the video card **/
2985     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
2986
2987     TRACE("%p\n", This);
2988     if ((This->pow2Width > GL_LIMITS(texture_size) || This->pow2Height > GL_LIMITS(texture_size)) && !(This->resource.usage & (WINED3DUSAGE_RENDERTARGET | WINED3DUSAGE_DEPTHSTENCIL))) {
2989         /* one of three options
2990         1: Do the same as we do with nonpow 2 and scale the texture, (any texture ops would require the texture to be scaled which is potentially slow)
2991         2: Set the texture to the maxium size (bad idea)
2992         3:    WARN and return WINED3DERR_NOTAVAILABLE;
2993         4: Create the surface, but allow it to be used only for DirectDraw Blts. Some apps(e.g. Swat 3) create textures with a Height of 16 and a Width > 3000 and blt 16x16 letter areas from them to the render target.
2994         */
2995         WARN("(%p) Creating an oversized surface\n", This);
2996         This->Flags |= SFLAG_OVERSIZE;
2997
2998         /* This will be initialized on the first blt */
2999         This->glRect.left = 0;
3000         This->glRect.top = 0;
3001         This->glRect.right = 0;
3002         This->glRect.bottom = 0;
3003     } else {
3004         /* No oversize, gl rect is the full texture size */
3005         This->Flags &= ~SFLAG_OVERSIZE;
3006         This->glRect.left = 0;
3007         This->glRect.top = 0;
3008         This->glRect.right = This->pow2Width;
3009         This->glRect.bottom = This->pow2Height;
3010     }
3011
3012     return WINED3D_OK;
3013 }
3014
3015 DWORD WINAPI IWineD3DSurfaceImpl_GetPitch(IWineD3DSurface *iface) {
3016     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
3017     DWORD ret;
3018     TRACE("(%p)\n", This);
3019
3020     /* DXTn formats don't have exact pitches as they are to the new row of blocks,
3021          where each block is 4x4 pixels, 8 bytes (dxt1) and 16 bytes (dxt2/3/4/5)
3022           ie pitch = (width/4) * bytes per block                                  */
3023     if (This->resource.format == WINED3DFMT_DXT1) /* DXT1 is 8 bytes per block */
3024         ret = (This->currentDesc.Width >> 2) << 3;
3025     else if (This->resource.format == WINED3DFMT_DXT2 || This->resource.format == WINED3DFMT_DXT3 ||
3026              This->resource.format == WINED3DFMT_DXT4 || This->resource.format == WINED3DFMT_DXT5) /* DXT2/3/4/5 is 16 bytes per block */
3027         ret = (This->currentDesc.Width >> 2) << 4;
3028     else {
3029         if (NP2_REPACK == wined3d_settings.nonpower2_mode || This->resource.usage & WINED3DUSAGE_RENDERTARGET) {
3030             /* Front and back buffers are always lockes/unlocked on currentDesc.Width */
3031             ret = This->bytesPerPixel * This->currentDesc.Width;  /* Bytes / row */
3032         } else {
3033             ret = This->bytesPerPixel * This->pow2Width;
3034         }
3035         /* Surfaces are 32 bit aligned */
3036         ret = (ret + SURFACE_ALIGNMENT - 1) & ~(SURFACE_ALIGNMENT - 1);
3037     }
3038     TRACE("(%p) Returning %d\n", This, ret);
3039     return ret;
3040 }
3041
3042 HRESULT WINAPI IWineD3DSurfaceImpl_SetOverlayPosition(IWineD3DSurface *iface, LONG X, LONG Y) {
3043     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
3044
3045     FIXME("(%p)->(%d,%d) Stub!\n", This, X, Y);
3046
3047     if(!(This->resource.usage & WINED3DUSAGE_OVERLAY))
3048     {
3049         TRACE("(%p): Not an overlay surface\n", This);
3050         return DDERR_NOTAOVERLAYSURFACE;
3051     }
3052
3053     return WINED3D_OK;
3054 }
3055
3056 HRESULT WINAPI IWineD3DSurfaceImpl_GetOverlayPosition(IWineD3DSurface *iface, LONG *X, LONG *Y) {
3057     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
3058
3059     FIXME("(%p)->(%p,%p) Stub!\n", This, X, Y);
3060
3061     if(!(This->resource.usage & WINED3DUSAGE_OVERLAY))
3062     {
3063         TRACE("(%p): Not an overlay surface\n", This);
3064         return DDERR_NOTAOVERLAYSURFACE;
3065     }
3066
3067     return WINED3D_OK;
3068 }
3069
3070 HRESULT WINAPI IWineD3DSurfaceImpl_UpdateOverlayZOrder(IWineD3DSurface *iface, DWORD Flags, IWineD3DSurface *Ref) {
3071     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
3072     IWineD3DSurfaceImpl *RefImpl = (IWineD3DSurfaceImpl *) Ref;
3073
3074     FIXME("(%p)->(%08x,%p) Stub!\n", This, Flags, RefImpl);
3075
3076     if(!(This->resource.usage & WINED3DUSAGE_OVERLAY))
3077     {
3078         TRACE("(%p): Not an overlay surface\n", This);
3079         return DDERR_NOTAOVERLAYSURFACE;
3080     }
3081
3082     return WINED3D_OK;
3083 }
3084
3085 HRESULT WINAPI IWineD3DSurfaceImpl_UpdateOverlay(IWineD3DSurface *iface, RECT *SrcRect, IWineD3DSurface *DstSurface, RECT *DstRect, DWORD Flags, WINEDDOVERLAYFX *FX) {
3086     IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
3087     IWineD3DSurfaceImpl *Dst = (IWineD3DSurfaceImpl *) DstSurface;
3088     FIXME("(%p)->(%p, %p, %p, %08x, %p)\n", This, SrcRect, Dst, DstRect, Flags, FX);
3089
3090     if(!(This->resource.usage & WINED3DUSAGE_OVERLAY))
3091     {
3092         TRACE("(%p): Not an overlay surface\n", This);
3093         return DDERR_NOTAOVERLAYSURFACE;
3094     }
3095
3096     return WINED3D_OK;
3097 }
3098
3099 const IWineD3DSurfaceVtbl IWineD3DSurface_Vtbl =
3100 {
3101     /* IUnknown */
3102     IWineD3DSurfaceImpl_QueryInterface,
3103     IWineD3DSurfaceImpl_AddRef,
3104     IWineD3DSurfaceImpl_Release,
3105     /* IWineD3DResource */
3106     IWineD3DSurfaceImpl_GetParent,
3107     IWineD3DSurfaceImpl_GetDevice,
3108     IWineD3DSurfaceImpl_SetPrivateData,
3109     IWineD3DSurfaceImpl_GetPrivateData,
3110     IWineD3DSurfaceImpl_FreePrivateData,
3111     IWineD3DSurfaceImpl_SetPriority,
3112     IWineD3DSurfaceImpl_GetPriority,
3113     IWineD3DSurfaceImpl_PreLoad,
3114     IWineD3DSurfaceImpl_GetType,
3115     /* IWineD3DSurface */
3116     IWineD3DSurfaceImpl_GetContainerParent,
3117     IWineD3DSurfaceImpl_GetContainer,
3118     IWineD3DSurfaceImpl_GetDesc,
3119     IWineD3DSurfaceImpl_LockRect,
3120     IWineD3DSurfaceImpl_UnlockRect,
3121     IWineD3DSurfaceImpl_GetDC,
3122     IWineD3DSurfaceImpl_ReleaseDC,
3123     IWineD3DSurfaceImpl_Flip,
3124     IWineD3DSurfaceImpl_Blt,
3125     IWineD3DSurfaceImpl_GetBltStatus,
3126     IWineD3DSurfaceImpl_GetFlipStatus,
3127     IWineD3DSurfaceImpl_IsLost,
3128     IWineD3DSurfaceImpl_Restore,
3129     IWineD3DSurfaceImpl_BltFast,
3130     IWineD3DSurfaceImpl_GetPalette,
3131     IWineD3DSurfaceImpl_SetPalette,
3132     IWineD3DSurfaceImpl_RealizePalette,
3133     IWineD3DSurfaceImpl_SetColorKey,
3134     IWineD3DSurfaceImpl_GetPitch,
3135     IWineD3DSurfaceImpl_SetMem,
3136     IWineD3DSurfaceImpl_SetOverlayPosition,
3137     IWineD3DSurfaceImpl_GetOverlayPosition,
3138     IWineD3DSurfaceImpl_UpdateOverlayZOrder,
3139     IWineD3DSurfaceImpl_UpdateOverlay,
3140     /* Internal use: */
3141     IWineD3DSurfaceImpl_CleanDirtyRect,
3142     IWineD3DSurfaceImpl_AddDirtyRect,
3143     IWineD3DSurfaceImpl_LoadTexture,
3144     IWineD3DSurfaceImpl_SaveSnapshot,
3145     IWineD3DSurfaceImpl_SetContainer,
3146     IWineD3DSurfaceImpl_SetPBufferState,
3147     IWineD3DSurfaceImpl_SetGlTextureDesc,
3148     IWineD3DSurfaceImpl_GetGlDesc,
3149     IWineD3DSurfaceImpl_GetData,
3150     IWineD3DSurfaceImpl_SetFormat,
3151     IWineD3DSurfaceImpl_PrivateSetup
3152 };