dlls/d3dx9_36/surface.c

   1 /*
   2  * Copyright (C) 2009-2010 Tony Wasserka
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  *
  18  */
  19
  20 #include "wine/debug.h"
  21 #include "wine/unicode.h"
  22 #include "d3dx9_36_private.h"
  23
  24 #include "initguid.h"
  25 #include "wincodec.h"
  26
  27 WINE_DEFAULT_DEBUG_CHANNEL(d3dx);
  28
  29
  30 /************************************************************
  31  * D3DXGetImageInfoFromFileInMemory
  32  *
  33  * Fills a D3DXIMAGE_INFO structure with info about an image
  34  *
  35  * PARAMS
  36  *   data     [I] pointer to the image file data
  37  *   datasize [I] size of the passed data
  38  *   info     [O] pointer to the destination structure
  39  *
  40  * RETURNS
  41  *   Success: D3D_OK, if info is not NULL and data and datasize make up a valid image file or
  42  *                    if info is NULL and data and datasize are not NULL
  43  *   Failure: D3DXERR_INVALIDDATA, if data is no valid image file and datasize and info are not NULL
  44  *            D3DERR_INVALIDCALL, if data is NULL or
  45  *                                if datasize is 0
  46  *
  47  * NOTES
  48  *   datasize may be bigger than the actual file size
  49  *
  50  */
  51 HRESULT WINAPI D3DXGetImageInfoFromFileInMemory(LPCVOID data, UINT datasize, D3DXIMAGE_INFO *info)
  52 {
  53     IWICImagingFactory *factory;
  54     IWICBitmapDecoder *decoder = NULL;
  55     IWICStream *stream;
  56     HRESULT hr;
  57     HRESULT initresult;
  58
  59     FIXME("(%p, %d, %p): partially implemented\n", data, datasize, info);
  60
  61     /* TODO: Add support for (or at least detect) TGA, DDS, PPM and DIB */
  62
  63     if (!data || !datasize)
  64         return D3DERR_INVALIDCALL;
  65
  66     if (!info)
  67         return D3D_OK;
  68
  69     initresult = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
  70
  71     hr = CoCreateInstance(&CLSID_WICImagingFactory, NULL, CLSCTX_INPROC_SERVER, &IID_IWICImagingFactory, (void**)&factory);
  72
  73     if (SUCCEEDED(hr)) {
  74         IWICImagingFactory_CreateStream(factory, &stream);
  75         IWICStream_InitializeFromMemory(stream, (BYTE*)data, datasize);
  76         hr = IWICImagingFactory_CreateDecoderFromStream(factory, (IStream*)stream, NULL, 0, &decoder);
  77         IStream_Release(stream);
  78         IWICImagingFactory_Release(factory);
  79     }
  80
  81     if (SUCCEEDED(hr)) {
  82         GUID container_format;
  83         UINT frame_count;
  84
  85         hr = IWICBitmapDecoder_GetContainerFormat(decoder, &container_format);
  86         if (SUCCEEDED(hr)) {
  87             if (IsEqualGUID(&container_format, &GUID_ContainerFormatBmp)) {
  88                 TRACE("File type is BMP\n");
  89                 info->ImageFileFormat = D3DXIFF_BMP;
  90             } else if (IsEqualGUID(&container_format, &GUID_ContainerFormatPng)) {
  91                 TRACE("File type is PNG\n");
  92                 info->ImageFileFormat = D3DXIFF_PNG;
  93             } else if(IsEqualGUID(&container_format, &GUID_ContainerFormatJpeg)) {
  94                 TRACE("File type is JPG\n");
  95                 info->ImageFileFormat = D3DXIFF_JPG;
  96             } else {
  97                 WARN("Unsupported image file format %s\n", debugstr_guid(&container_format));
  98                 hr = D3DXERR_INVALIDDATA;
  99             }
 100         }
 101
 102         if (SUCCEEDED(hr))
 103             hr = IWICBitmapDecoder_GetFrameCount(decoder, &frame_count);
 104         if (SUCCEEDED(hr) && !frame_count)
 105             hr = D3DXERR_INVALIDDATA;
 106
 107         if (SUCCEEDED(hr)) {
 108             IWICBitmapFrameDecode *frame = NULL;
 109
 110             hr = IWICBitmapDecoder_GetFrame(decoder, 0, &frame);
 111
 112             if (SUCCEEDED(hr))
 113                 hr = IWICBitmapFrameDecode_GetSize(frame, &info->Width, &info->Height);
 114
 115             if (SUCCEEDED(hr)) {
 116                 WICPixelFormatGUID pixel_format;
 117
 118                 hr = IWICBitmapFrameDecode_GetPixelFormat(frame, &pixel_format);
 119                 if (SUCCEEDED(hr)) {
 120                     if (IsEqualGUID(&pixel_format, &GUID_WICPixelFormat1bppIndexed))
 121                         info->Format = D3DFMT_L8;
 122                     else if (IsEqualGUID(&pixel_format, &GUID_WICPixelFormat4bppIndexed))
 123                         info->Format = D3DFMT_L8;
 124                     else if (IsEqualGUID(&pixel_format, &GUID_WICPixelFormat8bppIndexed))
 125                         info->Format = D3DFMT_L8;
 126                     else if (IsEqualGUID(&pixel_format, &GUID_WICPixelFormat16bppBGR555))
 127                         info->Format = D3DFMT_X1R5G5B5;
 128                     else if (IsEqualGUID(&pixel_format, &GUID_WICPixelFormat24bppBGR))
 129                         info->Format = D3DFMT_R8G8B8;
 130                     else if (IsEqualGUID(&pixel_format, &GUID_WICPixelFormat32bppBGR))
 131                         info->Format = D3DFMT_X8R8G8B8;
 132                     else if (IsEqualGUID(&pixel_format, &GUID_WICPixelFormat32bppBGRA))
 133                         info->Format = D3DFMT_A8R8G8B8;
 134                     else {
 135                         WARN("Unsupported pixel format %s\n", debugstr_guid(&pixel_format));
 136                         hr = D3DXERR_INVALIDDATA;
 137                     }
 138                 }
 139             }
 140
 141             if (frame)
 142                  IWICBitmapFrameDecode_Release(frame);
 143
 144             info->Depth = 1;
 145             info->MipLevels = 1;
 146             info->ResourceType = D3DRTYPE_TEXTURE;
 147         }
 148     }
 149
 150     if (decoder)
 151         IWICBitmapDecoder_Release(decoder);
 152
 153     if (SUCCEEDED(initresult))
 154         CoUninitialize();
 155
 156     if (FAILED(hr)) {
 157         /* Missing formats are not detected yet and will fail silently without the FIXME */
 158         FIXME("Invalid or unsupported image file\n");
 159         return D3DXERR_INVALIDDATA;
 160     }
 161
 162     return D3D_OK;
 163 }
 164
 165 /************************************************************
 166  * D3DXGetImageInfoFromFile
 167  *
 168  * RETURNS
 169  *   Success: D3D_OK, if we successfully load a valid image file or
 170  *                    if we successfully load a file which is no valid image and info is NULL
 171  *   Failure: D3DXERR_INVALIDDATA, if we fail to load file or
 172  *                                 if file is not a valid image file and info is not NULL
 173  *            D3DERR_INVALIDCALL, if file is NULL
 174  *
 175  */
 176 HRESULT WINAPI D3DXGetImageInfoFromFileA(LPCSTR file, D3DXIMAGE_INFO *info)
 177 {
 178     LPWSTR widename;
 179     HRESULT hr;
 180     int strlength;
 181
 182     TRACE("(%s, %p): relay\n", debugstr_a(file), info);
 183
 184     if( !file ) return D3DERR_INVALIDCALL;
 185
 186     strlength = MultiByteToWideChar(CP_ACP, 0, file, -1, NULL, 0);
 187     widename = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, strlength * sizeof(WCHAR));
 188     MultiByteToWideChar(CP_ACP, 0, file, -1, widename, strlength);
 189
 190     hr = D3DXGetImageInfoFromFileW(widename, info);
 191     HeapFree(GetProcessHeap(), 0, widename);
 192
 193     return hr;
 194 }
 195
 196 HRESULT WINAPI D3DXGetImageInfoFromFileW(LPCWSTR file, D3DXIMAGE_INFO *info)
 197 {
 198     HRESULT hr;
 199     DWORD size;
 200     LPVOID buffer;
 201
 202     TRACE("(%s, %p): relay\n", debugstr_w(file), info);
 203
 204     if( !file ) return D3DERR_INVALIDCALL;
 205
 206     hr = map_view_of_file(file, &buffer, &size);
 207     if(FAILED(hr)) return D3DXERR_INVALIDDATA;
 208
 209     hr = D3DXGetImageInfoFromFileInMemory(buffer, size, info);
 210     UnmapViewOfFile(buffer);
 211
 212     return hr;
 213 }
 214
 215 /************************************************************
 216  * D3DXGetImageInfoFromResource
 217  *
 218  * RETURNS
 219  *   Success: D3D_OK, if resource is a valid image file
 220  *   Failure: D3DXERR_INVALIDDATA, if resource is no valid image file or NULL or
 221  *                                 if we fail to load resource
 222  *
 223  */
 224 HRESULT WINAPI D3DXGetImageInfoFromResourceA(HMODULE module, LPCSTR resource, D3DXIMAGE_INFO *info)
 225 {
 226     HRSRC resinfo;
 227
 228     TRACE("(%p, %s, %p)\n", module, debugstr_a(resource), info);
 229
 230     resinfo = FindResourceA(module, resource, (LPCSTR)RT_RCDATA);
 231     if(resinfo) {
 232         LPVOID buffer;
 233         HRESULT hr;
 234         DWORD size;
 235
 236         hr = load_resource_into_memory(module, resinfo, &buffer, &size);
 237         if(FAILED(hr)) return D3DXERR_INVALIDDATA;
 238         return D3DXGetImageInfoFromFileInMemory(buffer, size, info);
 239     }
 240
 241     resinfo = FindResourceA(module, resource, (LPCSTR)RT_BITMAP);
 242     if(resinfo) {
 243         FIXME("Implement loading bitmaps from resource type RT_BITMAP\n");
 244         return E_NOTIMPL;
 245     }
 246     return D3DXERR_INVALIDDATA;
 247 }
 248
 249 HRESULT WINAPI D3DXGetImageInfoFromResourceW(HMODULE module, LPCWSTR resource, D3DXIMAGE_INFO *info)
 250 {
 251     HRSRC resinfo;
 252
 253     TRACE("(%p, %s, %p)\n", module, debugstr_w(resource), info);
 254
 255     resinfo = FindResourceW(module, resource, (LPCWSTR)RT_RCDATA);
 256     if(resinfo) {
 257         LPVOID buffer;
 258         HRESULT hr;
 259         DWORD size;
 260
 261         hr = load_resource_into_memory(module, resinfo, &buffer, &size);
 262         if(FAILED(hr)) return D3DXERR_INVALIDDATA;
 263         return D3DXGetImageInfoFromFileInMemory(buffer, size, info);
 264     }
 265
 266     resinfo = FindResourceW(module, resource, (LPCWSTR)RT_BITMAP);
 267     if(resinfo) {
 268         FIXME("Implement loading bitmaps from resource type RT_BITMAP\n");
 269         return E_NOTIMPL;
 270     }
 271     return D3DXERR_INVALIDDATA;
 272 }
 273
 274 /************************************************************
 275  * D3DXLoadSurfaceFromFileInMemory
 276  *
 277  * Loads data from a given buffer into a surface and fills a given
 278  * D3DXIMAGE_INFO structure with info about the source data.
 279  *
 280  * PARAMS
 281  *   pDestSurface [I] pointer to the surface
 282  *   pDestPalette [I] palette to use
 283  *   pDestRect    [I] to be filled area of the surface
 284  *   pSrcData     [I] pointer to the source data
 285  *   SrcDataSize  [I] size of the source data in bytes
 286  *   pSrcRect     [I] area of the source data to load
 287  *   dwFilter     [I] filter to apply on stretching
 288  *   Colorkey     [I] colorkey
 289  *   pSrcInfo     [O] pointer to a D3DXIMAGE_INFO structure
 290  *
 291  * RETURNS
 292  *   Success: D3D_OK
 293  *   Failure: D3DERR_INVALIDCALL, if pDestSurface or pSrcData or SrcDataSize are NULL
 294  *            D3DXERR_INVALIDDATA, if pSrcData is no valid image file
 295  *
 296  */
 297 HRESULT WINAPI D3DXLoadSurfaceFromFileInMemory(LPDIRECT3DSURFACE9 pDestSurface,
 298                                                CONST PALETTEENTRY *pDestPalette,
 299                                                CONST RECT *pDestRect,
 300                                                LPCVOID pSrcData,
 301                                                UINT SrcDataSize,
 302                                                CONST RECT *pSrcRect,
 303                                                DWORD dwFilter,
 304                                                D3DCOLOR Colorkey,
 305                                                D3DXIMAGE_INFO *pSrcInfo)
 306 {
 307     D3DXIMAGE_INFO imginfo;
 308     HRESULT hr;
 309
 310     TRACE("(%p, %p, %p, %p, %d, %p, %d, %x, %p)\n", pDestSurface, pDestPalette, pDestRect, pSrcData,
 311         SrcDataSize, pSrcRect, dwFilter, Colorkey, pSrcInfo);
 312
 313     if (!pDestSurface || !pSrcData | !SrcDataSize)
 314         return D3DERR_INVALIDCALL;
 315
 316     hr = D3DXGetImageInfoFromFileInMemory(pSrcData, SrcDataSize, &imginfo);
 317
 318     if (FAILED(hr))
 319         return hr;
 320
 321     switch (imginfo.ImageFileFormat)
 322     {
 323         case D3DXIFF_BMP:
 324         case D3DXIFF_PNG:
 325         case D3DXIFF_JPG:
 326         {
 327             IWICImagingFactory *factory;
 328             IWICBitmapDecoder *decoder;
 329             IWICBitmapFrameDecode *bitmapframe;
 330             IWICStream *stream;
 331
 332             const PixelFormatDesc *formatdesc;
 333             WICRect wicrect;
 334             RECT rect;
 335
 336             CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
 337
 338             if (FAILED(CoCreateInstance(&CLSID_WICImagingFactory, NULL, CLSCTX_INPROC_SERVER, &IID_IWICImagingFactory, (void**)&factory)))
 339                 goto cleanup_err;
 340
 341             if (FAILED(IWICImagingFactory_CreateStream(factory, &stream)))
 342             {
 343                 IWICImagingFactory_Release(factory);
 344                 goto cleanup_err;
 345             }
 346
 347             IWICStream_InitializeFromMemory(stream, (BYTE*)pSrcData, SrcDataSize);
 348
 349             hr = IWICImagingFactory_CreateDecoderFromStream(factory, (IStream*)stream, NULL, 0, &decoder);
 350
 351             IStream_Release(stream);
 352             IWICImagingFactory_Release(factory);
 353
 354             if (FAILED(hr))
 355                 goto cleanup_err;
 356
 357             hr = IWICBitmapDecoder_GetFrame(decoder, 0, &bitmapframe);
 358
 359             if (FAILED(hr))
 360                 goto cleanup_bmp;
 361
 362             if (pSrcRect)
 363             {
 364                 wicrect.X = pSrcRect->left;
 365                 wicrect.Y = pSrcRect->top;
 366                 wicrect.Width = pSrcRect->right - pSrcRect->left;
 367                 wicrect.Height = pSrcRect->bottom - pSrcRect->top;
 368             }
 369             else
 370             {
 371                 wicrect.X = 0;
 372                 wicrect.Y = 0;
 373                 wicrect.Width = imginfo.Width;
 374                 wicrect.Height = imginfo.Height;
 375             }
 376
 377             SetRect(&rect, 0, 0, wicrect.Width, wicrect.Height);
 378
 379             formatdesc = get_format_info(imginfo.Format);
 380
 381             if (formatdesc->format == D3DFMT_UNKNOWN)
 382             {
 383                 FIXME("Unsupported pixel format\n");
 384                 hr = D3DXERR_INVALIDDATA;
 385             }
 386             else
 387             {
 388                 BYTE *buffer;
 389                 DWORD pitch;
 390
 391                 pitch = formatdesc->bytes_per_pixel * wicrect.Width;
 392                 buffer = HeapAlloc(GetProcessHeap(), 0, pitch * wicrect.Height);
 393
 394                 hr = IWICBitmapFrameDecode_CopyPixels(bitmapframe, &wicrect, pitch,
 395                                                       pitch * wicrect.Height, buffer);
 396
 397                 if (SUCCEEDED(hr))
 398                 {
 399                     hr = D3DXLoadSurfaceFromMemory(pDestSurface, pDestPalette, pDestRect,
 400                                                    buffer, imginfo.Format, pitch,
 401                                                    NULL, &rect, dwFilter, Colorkey);
 402                 }
 403
 404                 HeapFree(GetProcessHeap(), 0, buffer);
 405             }
 406
 407 cleanup_bmp:
 408             IWICBitmapFrameDecode_Release(bitmapframe);
 409             IWICBitmapDecoder_Release(decoder);
 410
 411 cleanup_err:
 412             CoUninitialize();
 413
 414             if (FAILED(hr))
 415                 return D3DXERR_INVALIDDATA;
 416
 417             break;
 418         }
 419
 420         default:
 421             FIXME("Unsupported image file format\n");
 422             return E_NOTIMPL;
 423     }
 424
 425     if (pSrcInfo)
 426         *pSrcInfo = imginfo;
 427
 428     return D3D_OK;
 429 }
 430
 431 /************************************************************
 432  * D3DXLoadSurfaceFromFile
 433  */
 434 HRESULT WINAPI D3DXLoadSurfaceFromFileA(LPDIRECT3DSURFACE9 pDestSurface,
 435                                         CONST PALETTEENTRY *pDestPalette,
 436                                         CONST RECT *pDestRect,
 437                                         LPCSTR pSrcFile,
 438                                         CONST RECT *pSrcRect,
 439                                         DWORD dwFilter,
 440                                         D3DCOLOR Colorkey,
 441                                         D3DXIMAGE_INFO *pSrcInfo)
 442 {
 443     LPWSTR pWidename;
 444     HRESULT hr;
 445     int strlength;
 446
 447     TRACE("(%p, %p, %p, %s, %p, %u, %#x, %p): relay\n", pDestSurface, pDestPalette, pDestRect, debugstr_a(pSrcFile),
 448         pSrcRect, dwFilter, Colorkey, pSrcInfo);
 449
 450     if( !pSrcFile || !pDestSurface ) return D3DERR_INVALIDCALL;
 451
 452     strlength = MultiByteToWideChar(CP_ACP, 0, pSrcFile, -1, NULL, 0);
 453     pWidename = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, strlength * sizeof(WCHAR));
 454     MultiByteToWideChar(CP_ACP, 0, pSrcFile, -1, pWidename, strlength);
 455
 456     hr = D3DXLoadSurfaceFromFileW(pDestSurface, pDestPalette, pDestRect, pWidename, pSrcRect, dwFilter, Colorkey, pSrcInfo);
 457     HeapFree(GetProcessHeap(), 0, pWidename);
 458
 459     return hr;
 460 }
 461
 462 HRESULT WINAPI D3DXLoadSurfaceFromFileW(LPDIRECT3DSURFACE9 pDestSurface,
 463                                         CONST PALETTEENTRY *pDestPalette,
 464                                         CONST RECT *pDestRect,
 465                                         LPCWSTR pSrcFile,
 466                                         CONST RECT *pSrcRect,
 467                                         DWORD Filter,
 468                                         D3DCOLOR Colorkey,
 469                                         D3DXIMAGE_INFO *pSrcInfo)
 470 {
 471     HRESULT hr;
 472     DWORD dwSize;
 473     LPVOID pBuffer;
 474
 475     TRACE("(%p, %p, %p, %s, %p, %u, %#x, %p): relay\n", pDestSurface, pDestPalette, pDestRect, debugstr_w(pSrcFile),
 476         pSrcRect, Filter, Colorkey, pSrcInfo);
 477
 478     if( !pSrcFile || !pDestSurface ) return D3DERR_INVALIDCALL;
 479
 480     hr = map_view_of_file(pSrcFile, &pBuffer, &dwSize);
 481     if(FAILED(hr)) return D3DXERR_INVALIDDATA;
 482
 483     hr = D3DXLoadSurfaceFromFileInMemory(pDestSurface, pDestPalette, pDestRect, pBuffer, dwSize, pSrcRect, Filter, Colorkey, pSrcInfo);
 484     UnmapViewOfFile(pBuffer);
 485
 486     return hr;
 487 }
 488
 489 /************************************************************
 490  * D3DXLoadSurfaceFromResource
 491  */
 492 HRESULT WINAPI D3DXLoadSurfaceFromResourceA(LPDIRECT3DSURFACE9 pDestSurface,
 493                                             CONST PALETTEENTRY *pDestPalette,
 494                                             CONST RECT *pDestRect,
 495                                             HMODULE hSrcModule,
 496                                             LPCSTR pResource,
 497                                             CONST RECT *pSrcRect,
 498                                             DWORD dwFilter,
 499                                             D3DCOLOR Colorkey,
 500                                             D3DXIMAGE_INFO *pSrcInfo)
 501 {
 502     HRSRC hResInfo;
 503
 504     TRACE("(%p, %p, %p, %p, %s, %p, %u, %#x, %p): relay\n", pDestSurface, pDestPalette, pDestRect, hSrcModule,
 505         debugstr_a(pResource), pSrcRect, dwFilter, Colorkey, pSrcInfo);
 506
 507     if( !pDestSurface ) return D3DERR_INVALIDCALL;
 508
 509     hResInfo = FindResourceA(hSrcModule, pResource, (LPCSTR)RT_RCDATA);
 510     if(hResInfo) {
 511         LPVOID pBuffer;
 512         HRESULT hr;
 513         DWORD dwSize;
 514
 515         hr = load_resource_into_memory(hSrcModule, hResInfo, &pBuffer, &dwSize);
 516         if(FAILED(hr)) return D3DXERR_INVALIDDATA;
 517         return D3DXLoadSurfaceFromFileInMemory(pDestSurface, pDestPalette, pDestRect, pBuffer, dwSize, pSrcRect, dwFilter, Colorkey, pSrcInfo);
 518     }
 519
 520     hResInfo = FindResourceA(hSrcModule, pResource, (LPCSTR)RT_BITMAP);
 521     if(hResInfo) {
 522         FIXME("Implement loading bitmaps from resource type RT_BITMAP\n");
 523         return E_NOTIMPL;
 524     }
 525     return D3DXERR_INVALIDDATA;
 526 }
 527
 528 HRESULT WINAPI D3DXLoadSurfaceFromResourceW(LPDIRECT3DSURFACE9 pDestSurface,
 529                                             CONST PALETTEENTRY *pDestPalette,
 530                                             CONST RECT *pDestRect,
 531                                             HMODULE hSrcModule,
 532                                             LPCWSTR pResource,
 533                                             CONST RECT *pSrcRect,
 534                                             DWORD dwFilter,
 535                                             D3DCOLOR Colorkey,
 536                                             D3DXIMAGE_INFO *pSrcInfo)
 537 {
 538     HRSRC hResInfo;
 539
 540     TRACE("(%p, %p, %p, %p, %s, %p, %u, %#x, %p): relay\n", pDestSurface, pDestPalette, pDestRect, hSrcModule,
 541         debugstr_w(pResource), pSrcRect, dwFilter, Colorkey, pSrcInfo);
 542
 543     if( !pDestSurface ) return D3DERR_INVALIDCALL;
 544
 545     hResInfo = FindResourceW(hSrcModule, pResource, (LPCWSTR)RT_RCDATA);
 546     if(hResInfo) {
 547         LPVOID pBuffer;
 548         HRESULT hr;
 549         DWORD dwSize;
 550
 551         hr = load_resource_into_memory(hSrcModule, hResInfo, &pBuffer, &dwSize);
 552         if(FAILED(hr)) return D3DXERR_INVALIDDATA;
 553         return D3DXLoadSurfaceFromFileInMemory(pDestSurface, pDestPalette, pDestRect, pBuffer, dwSize, pSrcRect, dwFilter, Colorkey, pSrcInfo);
 554     }
 555
 556     hResInfo = FindResourceW(hSrcModule, pResource, (LPCWSTR)RT_BITMAP);
 557     if(hResInfo) {
 558         FIXME("Implement loading bitmaps from resource type RT_BITMAP\n");
 559         return E_NOTIMPL;
 560     }
 561     return D3DXERR_INVALIDDATA;
 562 }
 563
 564
 565 /************************************************************
 566  * helper functions for D3DXLoadSurfaceFromMemory
 567  */
 568 struct argb_conversion_info
 569 {
 570     CONST PixelFormatDesc *srcformat;
 571     CONST PixelFormatDesc *destformat;
 572     DWORD srcshift[4], destshift[4];
 573     DWORD srcmask[4], destmask[4];
 574     BOOL process_channel[4];
 575     DWORD channelmask;
 576 };
 577
 578 static void init_argb_conversion_info(CONST PixelFormatDesc *srcformat, CONST PixelFormatDesc *destformat, struct argb_conversion_info *info)
 579 {
 580     UINT i;
 581     ZeroMemory(info->process_channel, 4 * sizeof(BOOL));
 582     info->channelmask = 0;
 583
 584     info->srcformat  =  srcformat;
 585     info->destformat = destformat;
 586
 587     for(i = 0;i < 4;i++) {
 588         /* srcshift is used to extract the _relevant_ components */
 589         info->srcshift[i]  =  srcformat->shift[i] + max( srcformat->bits[i] - destformat->bits[i], 0);
 590
 591         /* destshift is used to move the components to the correct position */
 592         info->destshift[i] = destformat->shift[i] + max(destformat->bits[i] -  srcformat->bits[i], 0);
 593
 594         info->srcmask[i]  = ((1 <<  srcformat->bits[i]) - 1) <<  srcformat->shift[i];
 595         info->destmask[i] = ((1 << destformat->bits[i]) - 1) << destformat->shift[i];
 596
 597         /* channelmask specifies bits which aren't used in the source format but in the destination one */
 598         if(destformat->bits[i]) {
 599             if(srcformat->bits[i]) info->process_channel[i] = TRUE;
 600             else info->channelmask |= info->destmask[i];
 601         }
 602     }
 603 }
 604
 605 /************************************************************
 606  * get_relevant_argb_components
 607  *
 608  * Extracts the relevant components from the source color and
 609  * drops the less significant bits if they aren't used by the destination format.
 610  */
 611 static void get_relevant_argb_components(CONST struct argb_conversion_info *info, CONST DWORD col, DWORD *out)
 612 {
 613     UINT i = 0;
 614     for(;i < 4;i++)
 615         if(info->process_channel[i])
 616             out[i] = (col & info->srcmask[i]) >> info->srcshift[i];
 617 }
 618
 619 /************************************************************
 620  * make_argb_color
 621  *
 622  * Recombines the output of get_relevant_argb_components and converts
 623  * it to the destination format.
 624  */
 625 static void make_argb_color(CONST struct argb_conversion_info *info, CONST DWORD *in, DWORD *out)
 626 {
 627     UINT i;
 628     *out = 0;
 629
 630     for(i = 0;i < 4;i++) {
 631         if(info->process_channel[i]) {
 632             /* necessary to make sure that e.g. an X4R4G4B4 white maps to an R8G8B8 white instead of 0xf0f0f0 */
 633             signed int shift;
 634             for(shift = info->destshift[i]; shift > info->destformat->shift[i]; shift -= info->srcformat->bits[i]) *out |= in[i] << shift;
 635             *out |= (in[i] >> (info->destformat->shift[i] - shift)) << info->destformat->shift[i];
 636         }
 637     }
 638     *out |= info->channelmask;   /* new channels are set to their maximal value */
 639 }
 640
 641 /************************************************************
 642  * copy_simple_data
 643  *
 644  * Copies the source buffer to the destination buffer, performing
 645  * any necessary format conversion and color keying.
 646  * Pixels outsize the source rect are blacked out.
 647  * Works only for ARGB formats with 1 - 4 bytes per pixel.
 648  */
 649 static void copy_simple_data(CONST BYTE *src,  UINT  srcpitch, POINT  srcsize, CONST PixelFormatDesc  *srcformat,
 650                              BYTE *dest, UINT destpitch, POINT destsize, CONST PixelFormatDesc *destformat)
 651 {
 652     struct argb_conversion_info conv_info;
 653     DWORD channels[4];
 654     UINT minwidth, minheight;
 655     UINT x, y;
 656
 657     ZeroMemory(channels, sizeof(channels));
 658     init_argb_conversion_info(srcformat, destformat, &conv_info);
 659
 660     minwidth  = (srcsize.x < destsize.x) ? srcsize.x : destsize.x;
 661     minheight = (srcsize.y < destsize.y) ? srcsize.y : destsize.y;
 662
 663     for(y = 0;y < minheight;y++) {
 664         const BYTE *srcptr = src + y *  srcpitch;
 665         BYTE *destptr = dest + y * destpitch;
 666         for(x = 0;x < minwidth;x++) {
 667             /* extract source color components */
 668             if(srcformat->type == FORMAT_ARGB) get_relevant_argb_components(&conv_info, *(const DWORD*)srcptr, channels);
 669
 670             /* recombine the components */
 671             if(destformat->type == FORMAT_ARGB) make_argb_color(&conv_info, channels, (DWORD*)destptr);
 672
 673             srcptr  +=  srcformat->bytes_per_pixel;
 674             destptr += destformat->bytes_per_pixel;
 675         }
 676
 677         if(srcsize.x < destsize.x) /* black out remaining pixels */
 678             ZeroMemory(destptr, destformat->bytes_per_pixel * (destsize.x - srcsize.x));
 679     }
 680     if(srcsize.y < destsize.y) /* black out remaining pixels */
 681         ZeroMemory(dest + srcsize.y * destpitch, destpitch * (destsize.y - srcsize.y));
 682 }
 683
 684 /************************************************************
 685  * point_filter_simple_data
 686  *
 687  * Copies the source buffer to the destination buffer, performing
 688  * any necessary format conversion, color keying and stretching
 689  * using a point filter.
 690  * Works only for ARGB formats with 1 - 4 bytes per pixel.
 691  */
 692 static void point_filter_simple_data(CONST BYTE *src,  UINT  srcpitch, POINT  srcsize, CONST PixelFormatDesc  *srcformat,
 693                                      BYTE *dest, UINT destpitch, POINT destsize, CONST PixelFormatDesc *destformat)
 694 {
 695     struct argb_conversion_info conv_info;
 696     DWORD channels[4];
 697
 698     UINT x, y;
 699
 700     ZeroMemory(channels, sizeof(channels));
 701     init_argb_conversion_info(srcformat, destformat, &conv_info);
 702
 703     for(y = 0;y < destsize.y;y++) {
 704         BYTE *destptr = dest + y * destpitch;
 705         const BYTE *bufptr = src + srcpitch * (y * srcsize.y / destsize.y);
 706
 707         for(x = 0;x < destsize.x;x++) {
 708             const BYTE *srcptr = bufptr + (x * srcsize.x / destsize.x) * srcformat->bytes_per_pixel;
 709
 710             /* extract source color components */
 711             if(srcformat->type == FORMAT_ARGB) get_relevant_argb_components(&conv_info, *(const DWORD*)srcptr, channels);
 712
 713             /* recombine the components */
 714             if(destformat->type == FORMAT_ARGB) make_argb_color(&conv_info, channels, (DWORD*)destptr);
 715
 716             destptr += destformat->bytes_per_pixel;
 717         }
 718     }
 719 }
 720
 721 /************************************************************
 722  * D3DXLoadSurfaceFromMemory
 723  *
 724  * Loads data from a given memory chunk into a surface,
 725  * applying any of the specified filters.
 726  *
 727  * PARAMS
 728  *   pDestSurface [I] pointer to the surface
 729  *   pDestPalette [I] palette to use
 730  *   pDestRect    [I] to be filled area of the surface
 731  *   pSrcMemory   [I] pointer to the source data
 732  *   SrcFormat    [I] format of the source pixel data
 733  *   SrcPitch     [I] number of bytes in a row
 734  *   pSrcPalette  [I] palette used in the source image
 735  *   pSrcRect     [I] area of the source data to load
 736  *   dwFilter     [I] filter to apply on stretching
 737  *   Colorkey     [I] colorkey
 738  *
 739  * RETURNS
 740  *   Success: D3D_OK, if we successfully load the pixel data into our surface or
 741  *                    if pSrcMemory is NULL but the other parameters are valid
 742  *   Failure: D3DERR_INVALIDCALL, if pDestSurface, SrcPitch or pSrcRect are NULL or
 743  *                                if SrcFormat is an invalid format (other than D3DFMT_UNKNOWN) or
 744  *                                if DestRect is invalid
 745  *            D3DXERR_INVALIDDATA, if we fail to lock pDestSurface
 746  *            E_FAIL, if SrcFormat is D3DFMT_UNKNOWN or the dimensions of pSrcRect are invalid
 747  *
 748  * NOTES
 749  *   pSrcRect specifies the dimensions of the source data;
 750  *   negative values for pSrcRect are allowed as we're only looking at the width and height anyway.
 751  *
 752  */
 753 HRESULT WINAPI D3DXLoadSurfaceFromMemory(LPDIRECT3DSURFACE9 pDestSurface,
 754                                          CONST PALETTEENTRY *pDestPalette,
 755                                          CONST RECT *pDestRect,
 756                                          LPCVOID pSrcMemory,
 757                                          D3DFORMAT SrcFormat,
 758                                          UINT SrcPitch,
 759                                          CONST PALETTEENTRY *pSrcPalette,
 760                                          CONST RECT *pSrcRect,
 761                                          DWORD dwFilter,
 762                                          D3DCOLOR Colorkey)
 763 {
 764     CONST PixelFormatDesc *srcformatdesc, *destformatdesc;
 765     D3DSURFACE_DESC surfdesc;
 766     D3DLOCKED_RECT lockrect;
 767     POINT srcsize, destsize;
 768     HRESULT hr;
 769
 770     TRACE("(%p, %p, %p, %p, %x, %u, %p, %p %u, %#x)\n", pDestSurface, pDestPalette, pDestRect, pSrcMemory,
 771         SrcFormat, SrcPitch, pSrcPalette, pSrcRect, dwFilter, Colorkey);
 772
 773     if( !pDestSurface || !pSrcMemory || !pSrcRect ) return D3DERR_INVALIDCALL;
 774     if(SrcFormat == D3DFMT_UNKNOWN || pSrcRect->left >= pSrcRect->right || pSrcRect->top >= pSrcRect->bottom) return E_FAIL;
 775
 776     if(dwFilter == D3DX_DEFAULT) dwFilter = D3DX_FILTER_TRIANGLE | D3DX_FILTER_DITHER;
 777
 778     IDirect3DSurface9_GetDesc(pDestSurface, &surfdesc);
 779
 780     srcformatdesc = get_format_info(SrcFormat);
 781     destformatdesc = get_format_info(surfdesc.Format);
 782     if( srcformatdesc->type == FORMAT_UNKNOWN ||  srcformatdesc->bytes_per_pixel > 4) return E_NOTIMPL;
 783     if(destformatdesc->type == FORMAT_UNKNOWN || destformatdesc->bytes_per_pixel > 4) return E_NOTIMPL;
 784
 785     srcsize.x = pSrcRect->right - pSrcRect->left;
 786     srcsize.y = pSrcRect->bottom - pSrcRect->top;
 787     if( !pDestRect ) {
 788         destsize.x = surfdesc.Width;
 789         destsize.y = surfdesc.Height;
 790     } else {
 791         if(pDestRect->left > pDestRect->right || pDestRect->right > surfdesc.Width) return D3DERR_INVALIDCALL;
 792         if(pDestRect->top > pDestRect->bottom || pDestRect->bottom > surfdesc.Height) return D3DERR_INVALIDCALL;
 793         if(pDestRect->left < 0 || pDestRect->top < 0) return D3DERR_INVALIDCALL;
 794         destsize.x = pDestRect->right - pDestRect->left;
 795         destsize.y = pDestRect->bottom - pDestRect->top;
 796         if(destsize.x == 0 || destsize.y == 0) return D3D_OK;
 797     }
 798
 799     hr = IDirect3DSurface9_LockRect(pDestSurface, &lockrect, pDestRect, 0);
 800     if(FAILED(hr)) return D3DXERR_INVALIDDATA;
 801
 802     if((dwFilter & 0xF) == D3DX_FILTER_NONE) {
 803         copy_simple_data(pSrcMemory, SrcPitch, srcsize, srcformatdesc,
 804                          lockrect.pBits, lockrect.Pitch, destsize, destformatdesc);
 805     } else /*if((dwFilter & 0xF) == D3DX_FILTER_POINT) */ {
 806         /* always apply a point filter until D3DX_FILTER_LINEAR, D3DX_FILTER_TRIANGLE and D3DX_FILTER_BOX are implemented */
 807         point_filter_simple_data(pSrcMemory, SrcPitch, srcsize, srcformatdesc,
 808                                  lockrect.pBits, lockrect.Pitch, destsize, destformatdesc);
 809     }
 810
 811     IDirect3DSurface9_UnlockRect(pDestSurface);
 812     return D3D_OK;
 813 }
 814
 815 /************************************************************
 816  * D3DXLoadSurfaceFromSurface
 817  *
 818  * Copies the contents from one surface to another, performing any required
 819  * format conversion, resizing or filtering.
 820  *
 821  * PARAMS
 822  *   pDestSurface [I] pointer to the destination surface
 823  *   pDestPalette [I] palette to use
 824  *   pDestRect    [I] to be filled area of the surface
 825  *   pSrcSurface  [I] pointer to the source surface
 826  *   pSrcPalette  [I] palette used for the source surface
 827  *   pSrcRect     [I] area of the source data to load
 828  *   dwFilter     [I] filter to apply on resizing
 829  *   Colorkey     [I] any ARGB value or 0 to disable color-keying
 830  *
 831  * RETURNS
 832  *   Success: D3D_OK
 833  *   Failure: D3DERR_INVALIDCALL, if pDestSurface or pSrcSurface are NULL
 834  *            D3DXERR_INVALIDDATA, if one of the surfaces is not lockable
 835  *
 836  */
 837 HRESULT WINAPI D3DXLoadSurfaceFromSurface(LPDIRECT3DSURFACE9 pDestSurface,
 838                                           CONST PALETTEENTRY *pDestPalette,
 839                                           CONST RECT *pDestRect,
 840                                           LPDIRECT3DSURFACE9 pSrcSurface,
 841                                           CONST PALETTEENTRY *pSrcPalette,
 842                                           CONST RECT *pSrcRect,
 843                                           DWORD dwFilter,
 844                                           D3DCOLOR Colorkey)
 845 {
 846     RECT rect;
 847     D3DLOCKED_RECT lock;
 848     D3DSURFACE_DESC SrcDesc;
 849     HRESULT hr;
 850
 851     TRACE("(%p, %p, %p, %p, %p, %p, %u, %#x): relay\n", pDestSurface, pDestPalette, pDestRect,
 852         pSrcSurface, pSrcPalette, pSrcRect, dwFilter, Colorkey);
 853
 854     if( !pDestSurface || !pSrcSurface ) return D3DERR_INVALIDCALL;
 855
 856     IDirect3DSurface9_GetDesc(pSrcSurface, &SrcDesc);
 857
 858     if( !pSrcRect ) SetRect(&rect, 0, 0, SrcDesc.Width, SrcDesc.Height);
 859     else rect = *pSrcRect;
 860
 861     hr = IDirect3DSurface9_LockRect(pSrcSurface, &lock, NULL, D3DLOCK_READONLY);
 862     if(FAILED(hr)) return D3DXERR_INVALIDDATA;
 863
 864     hr = D3DXLoadSurfaceFromMemory(pDestSurface, pDestPalette, pDestRect,
 865                                    lock.pBits, SrcDesc.Format, lock.Pitch,
 866                                    pSrcPalette, &rect, dwFilter, Colorkey);
 867
 868     IDirect3DSurface9_UnlockRect(pSrcSurface);
 869     return hr;
 870 }