git.oblomov.eu Git - wine/blob - dlls/d3dx9_36/shader.c

   1 /*
   2  * Copyright 2008 Luis Busquets
   3  * Copyright 2009 Matteo Bruni
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include "config.h"
  21 #include "wine/port.h"
  22 #include "wine/debug.h"
  23 #include "wine/unicode.h"
  24 #include "windef.h"
  25 #include "wingdi.h"
  26 #include "objbase.h"
  27 #include "d3dcommon.h"
  28 #include "d3dcompiler.h"
  29 #include "d3dx9_36_private.h"
  30
  31 WINE_DEFAULT_DEBUG_CHANNEL(d3dx);
  32
  33 /* This function is not declared in the SDK headers yet */
  34 HRESULT WINAPI D3DAssemble(LPCVOID data, SIZE_T datasize, LPCSTR filename,
  35                            const D3D_SHADER_MACRO *defines, ID3DInclude *include,
  36                            UINT flags,
  37                            ID3DBlob **shader, ID3DBlob **error_messages);
  38
  39 LPCSTR WINAPI D3DXGetPixelShaderProfile(LPDIRECT3DDEVICE9 device)
  40 {
  41     D3DCAPS9 caps;
  42
  43     TRACE("device %p\n", device);
  44
  45     if (!device) return NULL;
  46
  47     IDirect3DDevice9_GetDeviceCaps(device,&caps);
  48
  49     switch (caps.PixelShaderVersion)
  50     {
  51     case D3DPS_VERSION(1, 1):
  52         return "ps_1_1";
  53
  54     case D3DPS_VERSION(1, 2):
  55         return "ps_1_2";
  56
  57     case D3DPS_VERSION(1, 3):
  58         return "ps_1_3";
  59
  60     case D3DPS_VERSION(1, 4):
  61         return "ps_1_4";
  62
  63     case D3DPS_VERSION(2, 0):
  64         if ((caps.PS20Caps.NumTemps>=22)                          &&
  65             (caps.PS20Caps.Caps&D3DPS20CAPS_ARBITRARYSWIZZLE)     &&
  66             (caps.PS20Caps.Caps&D3DPS20CAPS_GRADIENTINSTRUCTIONS) &&
  67             (caps.PS20Caps.Caps&D3DPS20CAPS_PREDICATION)          &&
  68             (caps.PS20Caps.Caps&D3DPS20CAPS_NODEPENDENTREADLIMIT) &&
  69             (caps.PS20Caps.Caps&D3DPS20CAPS_NOTEXINSTRUCTIONLIMIT))
  70         {
  71             return "ps_2_a";
  72         }
  73         if ((caps.PS20Caps.NumTemps>=32)                          &&
  74             (caps.PS20Caps.Caps&D3DPS20CAPS_NOTEXINSTRUCTIONLIMIT))
  75         {
  76             return "ps_2_b";
  77         }
  78         return "ps_2_0";
  79
  80     case D3DPS_VERSION(3, 0):
  81         return "ps_3_0";
  82     }
  83
  84     return NULL;
  85 }
  86
  87 UINT WINAPI D3DXGetShaderSize(const DWORD *byte_code)
  88 {
  89     const DWORD *ptr = byte_code;
  90
  91     TRACE("byte_code %p\n", byte_code);
  92
  93     if (!ptr) return 0;
  94
  95     /* Look for the END token, skipping the VERSION token */
  96     while (*++ptr != D3DSIO_END)
  97     {
  98         /* Skip comments */
  99         if ((*ptr & D3DSI_OPCODE_MASK) == D3DSIO_COMMENT)
 100         {
 101             ptr += ((*ptr & D3DSI_COMMENTSIZE_MASK) >> D3DSI_COMMENTSIZE_SHIFT);
 102         }
 103     }
 104     ++ptr;
 105
 106     /* Return the shader size in bytes */
 107     return (ptr - byte_code) * sizeof(*ptr);
 108 }
 109
 110 DWORD WINAPI D3DXGetShaderVersion(const DWORD *byte_code)
 111 {
 112     TRACE("byte_code %p\n", byte_code);
 113
 114     return byte_code ? *byte_code : 0;
 115 }
 116
 117 LPCSTR WINAPI D3DXGetVertexShaderProfile(LPDIRECT3DDEVICE9 device)
 118 {
 119     D3DCAPS9 caps;
 120
 121     TRACE("device %p\n", device);
 122
 123     if (!device) return NULL;
 124
 125     IDirect3DDevice9_GetDeviceCaps(device,&caps);
 126
 127     switch (caps.VertexShaderVersion)
 128     {
 129     case D3DVS_VERSION(1, 1):
 130         return "vs_1_1";
 131     case D3DVS_VERSION(2, 0):
 132         if ((caps.VS20Caps.NumTemps>=13) &&
 133             (caps.VS20Caps.DynamicFlowControlDepth==24) &&
 134             (caps.VS20Caps.Caps&D3DPS20CAPS_PREDICATION))
 135         {
 136             return "vs_2_a";
 137         }
 138         return "vs_2_0";
 139     case D3DVS_VERSION(3, 0):
 140         return "vs_3_0";
 141     }
 142
 143     return NULL;
 144 }
 145
 146 HRESULT WINAPI D3DXFindShaderComment(CONST DWORD* byte_code, DWORD fourcc, LPCVOID* data, UINT* size)
 147 {
 148     CONST DWORD *ptr = byte_code;
 149
 150     TRACE("(%p, %x, %p, %p)\n", byte_code, fourcc, data, size);
 151
 152     if (!byte_code)
 153         return D3DERR_INVALIDCALL;
 154
 155     while (*++ptr != D3DSIO_END)
 156     {
 157         /* Check if it is a comment */
 158         if ((*ptr & D3DSI_OPCODE_MASK) == D3DSIO_COMMENT)
 159         {
 160             DWORD comment_size = (*ptr & D3DSI_COMMENTSIZE_MASK) >> D3DSI_COMMENTSIZE_SHIFT;
 161
 162             /* Check if this is the comment we are looking for */
 163             if (*(ptr + 1) == fourcc)
 164             {
 165                 UINT ctab_size = (comment_size - 1) * sizeof(DWORD);
 166                 LPCVOID ctab_data = ptr + 2;
 167                 if (size)
 168                     *size = ctab_size;
 169                 if (data)
 170                     *data = ctab_data;
 171                 TRACE("Returning comment data at %p with size %d\n", ctab_data, ctab_size);
 172                 return D3D_OK;
 173             }
 174             ptr += comment_size;
 175         }
 176     }
 177
 178     return S_FALSE;
 179 }
 180
 181 HRESULT WINAPI D3DXAssembleShader(LPCSTR data,
 182                                   UINT data_len,
 183                                   CONST D3DXMACRO* defines,
 184                                   LPD3DXINCLUDE include,
 185                                   DWORD flags,
 186                                   LPD3DXBUFFER* shader,
 187                                   LPD3DXBUFFER* error_messages)
 188 {
 189     /* Forward to d3dcompiler: the parameter types aren't really different,
 190        the actual data types are equivalent */
 191     HRESULT hr = D3DAssemble(data, data_len, NULL, (D3D_SHADER_MACRO *)defines,
 192                              (ID3DInclude *)include, flags, (ID3DBlob **)shader,
 193                              (ID3DBlob **)error_messages);
 194
 195     if(hr == E_FAIL) hr = D3DXERR_INVALIDDATA;
 196     return hr;
 197 }
 198
 199 /* D3DXInclude private implementation, used to implement
 200    D3DXAssembleShaderFromFile from D3DXAssembleShader */
 201 /* To be able to correctly resolve include search paths we have to store
 202    the pathname of each include file. We store the pathname pointer right
 203    before the file data. */
 204 static HRESULT WINAPI d3dincludefromfile_open(ID3DXInclude *iface,
 205                                               D3DXINCLUDE_TYPE include_type,
 206                                               LPCSTR filename, LPCVOID parent_data,
 207                                               LPCVOID *data, UINT *bytes) {
 208     const char *p, *parent_name = "";
 209     char *pathname = NULL;
 210     char **buffer = NULL;
 211     HANDLE file;
 212     UINT size;
 213
 214     if(parent_data != NULL)
 215         parent_name = *((const char **)parent_data - 1);
 216
 217     TRACE("Looking up for include file %s, parent %s\n", debugstr_a(filename), debugstr_a(parent_name));
 218
 219     if ((p = strrchr(parent_name, '\\')) || (p = strrchr(parent_name, '/'))) p++;
 220     else p = parent_name;
 221     pathname = HeapAlloc(GetProcessHeap(), 0, (p - parent_name) + strlen(filename) + 1);
 222     if(!pathname)
 223         return HRESULT_FROM_WIN32(GetLastError());
 224
 225     memcpy(pathname, parent_name, p - parent_name);
 226     strcpy(pathname + (p - parent_name), filename);
 227
 228     file = CreateFileA(pathname, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, 0, 0);
 229     if(file == INVALID_HANDLE_VALUE)
 230         goto error;
 231
 232     TRACE("Include file found at pathname = %s\n", debugstr_a(pathname));
 233
 234     size = GetFileSize(file, NULL);
 235     if(size == INVALID_FILE_SIZE)
 236         goto error;
 237
 238     buffer = HeapAlloc(GetProcessHeap(), 0, size + sizeof(char *));
 239     if(!buffer)
 240         goto error;
 241     *buffer = pathname;
 242     if(!ReadFile(file, buffer + 1, size, bytes, NULL))
 243         goto error;
 244
 245     *data = buffer + 1;
 246
 247     CloseHandle(file);
 248     return S_OK;
 249
 250 error:
 251     CloseHandle(file);
 252     HeapFree(GetProcessHeap(), 0, pathname);
 253     HeapFree(GetProcessHeap(), 0, buffer);
 254     return HRESULT_FROM_WIN32(GetLastError());
 255 }
 256
 257 static HRESULT WINAPI d3dincludefromfile_close(ID3DXInclude *iface, LPCVOID data) {
 258     HeapFree(GetProcessHeap(), 0, *((char **)data - 1));
 259     HeapFree(GetProcessHeap(), 0, (char **)data - 1);
 260     return S_OK;
 261 }
 262
 263 static const struct ID3DXIncludeVtbl D3DXInclude_Vtbl = {
 264     d3dincludefromfile_open,
 265     d3dincludefromfile_close
 266 };
 267
 268 struct D3DXIncludeImpl {
 269     const ID3DXIncludeVtbl *lpVtbl;
 270 };
 271
 272 HRESULT WINAPI D3DXAssembleShaderFromFileA(LPCSTR filename,
 273                                            CONST D3DXMACRO* defines,
 274                                            LPD3DXINCLUDE include,
 275                                            DWORD flags,
 276                                            LPD3DXBUFFER* shader,
 277                                            LPD3DXBUFFER* error_messages)
 278 {
 279     LPWSTR filename_w = NULL;
 280     DWORD len;
 281     HRESULT ret;
 282
 283     if (!filename) return D3DXERR_INVALIDDATA;
 284
 285     len = MultiByteToWideChar(CP_ACP, 0, filename, -1, NULL, 0);
 286     filename_w = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
 287     if (!filename_w) return E_OUTOFMEMORY;
 288     MultiByteToWideChar(CP_ACP, 0, filename, -1, filename_w, len);
 289
 290     ret = D3DXAssembleShaderFromFileW(filename_w, defines, include, flags, shader, error_messages);
 291
 292     HeapFree(GetProcessHeap(), 0, filename_w);
 293     return ret;
 294 }
 295
 296 HRESULT WINAPI D3DXAssembleShaderFromFileW(LPCWSTR filename,
 297                                            CONST D3DXMACRO* defines,
 298                                            LPD3DXINCLUDE include,
 299                                            DWORD flags,
 300                                            LPD3DXBUFFER* shader,
 301                                            LPD3DXBUFFER* error_messages)
 302 {
 303     void *buffer;
 304     DWORD len;
 305     HRESULT hr;
 306     struct D3DXIncludeImpl includefromfile;
 307
 308     if(FAILED(map_view_of_file(filename, &buffer, &len)))
 309         return D3DXERR_INVALIDDATA;
 310
 311     if(!include)
 312     {
 313         includefromfile.lpVtbl = &D3DXInclude_Vtbl;
 314         include = (LPD3DXINCLUDE)&includefromfile;
 315     }
 316
 317     hr = D3DXAssembleShader(buffer, len, defines, include, flags,
 318                             shader, error_messages);
 319
 320     UnmapViewOfFile(buffer);
 321     return hr;
 322 }
 323
 324 HRESULT WINAPI D3DXAssembleShaderFromResourceA(HMODULE module,
 325                                                LPCSTR resource,
 326                                                CONST D3DXMACRO* defines,
 327                                                LPD3DXINCLUDE include,
 328                                                DWORD flags,
 329                                                LPD3DXBUFFER* shader,
 330                                                LPD3DXBUFFER* error_messages)
 331 {
 332     HRSRC res;
 333     LPCSTR buffer;
 334     DWORD len;
 335
 336     if (!(res = FindResourceA(module, resource, (LPCSTR)RT_RCDATA)))
 337         return D3DXERR_INVALIDDATA;
 338     if (FAILED(load_resource_into_memory(module, res, (LPVOID *)&buffer, &len)))
 339         return D3DXERR_INVALIDDATA;
 340     return D3DXAssembleShader(buffer, len, defines, include, flags,
 341                               shader, error_messages);
 342 }
 343
 344 HRESULT WINAPI D3DXAssembleShaderFromResourceW(HMODULE module,
 345                                                LPCWSTR resource,
 346                                                CONST D3DXMACRO* defines,
 347                                                LPD3DXINCLUDE include,
 348                                                DWORD flags,
 349                                                LPD3DXBUFFER* shader,
 350                                                LPD3DXBUFFER* error_messages)
 351 {
 352     HRSRC res;
 353     LPCSTR buffer;
 354     DWORD len;
 355
 356     if (!(res = FindResourceW(module, resource, (LPCWSTR)RT_RCDATA)))
 357         return D3DXERR_INVALIDDATA;
 358     if (FAILED(load_resource_into_memory(module, res, (LPVOID *)&buffer, &len)))
 359         return D3DXERR_INVALIDDATA;
 360     return D3DXAssembleShader(buffer, len, defines, include, flags,
 361                               shader, error_messages);
 362 }
 363
 364 HRESULT WINAPI D3DXCompileShader(LPCSTR pSrcData,
 365                                  UINT srcDataLen,
 366                                  CONST D3DXMACRO* pDefines,
 367                                  LPD3DXINCLUDE pInclude,
 368                                  LPCSTR pFunctionName,
 369                                  LPCSTR pProfile,
 370                                  DWORD Flags,
 371                                  LPD3DXBUFFER* ppShader,
 372                                  LPD3DXBUFFER* ppErrorMsgs,
 373                                  LPD3DXCONSTANTTABLE * ppConstantTable)
 374 {
 375     HRESULT hr = D3DCompile(pSrcData, srcDataLen, NULL,
 376                             (D3D_SHADER_MACRO *)pDefines, (ID3DInclude *)pInclude,
 377                             pFunctionName, pProfile, Flags, 0,
 378                             (ID3DBlob **)ppShader, (ID3DBlob **)ppErrorMsgs);
 379
 380     if(SUCCEEDED(hr) && ppConstantTable)
 381         return D3DXGetShaderConstantTable(ID3DXBuffer_GetBufferPointer(*ppShader),
 382                                           ppConstantTable);
 383     return hr;
 384 }
 385
 386 HRESULT WINAPI D3DXCompileShaderFromFileA(LPCSTR filename,
 387                                           CONST D3DXMACRO* defines,
 388                                           LPD3DXINCLUDE include,
 389                                           LPCSTR entrypoint,
 390                                           LPCSTR profile,
 391                                           DWORD flags,
 392                                           LPD3DXBUFFER* shader,
 393                                           LPD3DXBUFFER* error_messages,
 394                                           LPD3DXCONSTANTTABLE* constant_table)
 395 {
 396     LPWSTR filename_w = NULL;
 397     DWORD len;
 398     HRESULT ret;
 399
 400     if (!filename) return D3DXERR_INVALIDDATA;
 401
 402     len = MultiByteToWideChar(CP_ACP, 0, filename, -1, NULL, 0);
 403     filename_w = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
 404     if (!filename_w) return E_OUTOFMEMORY;
 405     MultiByteToWideChar(CP_ACP, 0, filename, -1, filename_w, len);
 406
 407     ret = D3DXCompileShaderFromFileW(filename_w, defines, include,
 408                                      entrypoint, profile, flags,
 409                                      shader, error_messages, constant_table);
 410
 411     HeapFree(GetProcessHeap(), 0, filename_w);
 412     return ret;
 413 }
 414
 415 HRESULT WINAPI D3DXCompileShaderFromFileW(LPCWSTR filename,
 416                                           CONST D3DXMACRO* defines,
 417                                           LPD3DXINCLUDE include,
 418                                           LPCSTR entrypoint,
 419                                           LPCSTR profile,
 420                                           DWORD flags,
 421                                           LPD3DXBUFFER* shader,
 422                                           LPD3DXBUFFER* error_messages,
 423                                           LPD3DXCONSTANTTABLE* constant_table)
 424 {
 425     void *buffer;
 426     DWORD len, filename_len;
 427     HRESULT hr;
 428     struct D3DXIncludeImpl includefromfile;
 429     char *filename_a;
 430
 431     if (FAILED(map_view_of_file(filename, &buffer, &len)))
 432         return D3DXERR_INVALIDDATA;
 433
 434     if (!include)
 435     {
 436         includefromfile.lpVtbl = &D3DXInclude_Vtbl;
 437         include = (LPD3DXINCLUDE)&includefromfile;
 438     }
 439
 440     filename_len = WideCharToMultiByte(CP_ACP, 0, filename, -1, NULL, 0, NULL, NULL);
 441     filename_a = HeapAlloc(GetProcessHeap(), 0, filename_len * sizeof(char));
 442     if (!filename_a)
 443     {
 444         UnmapViewOfFile(buffer);
 445         return E_OUTOFMEMORY;
 446     }
 447     WideCharToMultiByte(CP_ACP, 0, filename, -1, filename_a, filename_len, NULL, NULL);
 448
 449     hr = D3DCompile(buffer, len, filename_a, (const D3D_SHADER_MACRO *)defines,
 450                     (ID3DInclude *)include, entrypoint, profile, flags, 0,
 451                     (ID3DBlob **)shader, (ID3DBlob **)error_messages);
 452
 453     if (SUCCEEDED(hr) && constant_table)
 454         hr = D3DXGetShaderConstantTable(ID3DXBuffer_GetBufferPointer(*shader),
 455                                         constant_table);
 456
 457     HeapFree(GetProcessHeap(), 0, filename_a);
 458     UnmapViewOfFile(buffer);
 459     return hr;
 460 }
 461
 462 HRESULT WINAPI D3DXCompileShaderFromResourceA(HMODULE module,
 463                                               LPCSTR resource,
 464                                               CONST D3DXMACRO* defines,
 465                                               LPD3DXINCLUDE include,
 466                                               LPCSTR entrypoint,
 467                                               LPCSTR profile,
 468                                               DWORD flags,
 469                                               LPD3DXBUFFER* shader,
 470                                               LPD3DXBUFFER* error_messages,
 471                                               LPD3DXCONSTANTTABLE* constant_table)
 472 {
 473     HRSRC res;
 474     LPCSTR buffer;
 475     DWORD len;
 476
 477     if (!(res = FindResourceA(module, resource, (LPCSTR)RT_RCDATA)))
 478         return D3DXERR_INVALIDDATA;
 479     if (FAILED(load_resource_into_memory(module, res, (LPVOID *)&buffer, &len)))
 480         return D3DXERR_INVALIDDATA;
 481     return D3DXCompileShader(buffer, len, defines, include, entrypoint, profile,
 482                              flags, shader, error_messages, constant_table);
 483 }
 484
 485 HRESULT WINAPI D3DXCompileShaderFromResourceW(HMODULE module,
 486                                               LPCWSTR resource,
 487                                               CONST D3DXMACRO* defines,
 488                                               LPD3DXINCLUDE include,
 489                                               LPCSTR entrypoint,
 490                                               LPCSTR profile,
 491                                               DWORD flags,
 492                                               LPD3DXBUFFER* shader,
 493                                               LPD3DXBUFFER* error_messages,
 494                                               LPD3DXCONSTANTTABLE* constant_table)
 495 {
 496     HRSRC res;
 497     LPCSTR buffer;
 498     DWORD len;
 499
 500     if (!(res = FindResourceW(module, resource, (LPCWSTR)RT_RCDATA)))
 501         return D3DXERR_INVALIDDATA;
 502     if (FAILED(load_resource_into_memory(module, res, (LPVOID *)&buffer, &len)))
 503         return D3DXERR_INVALIDDATA;
 504     return D3DXCompileShader(buffer, len, defines, include, entrypoint, profile,
 505                              flags, shader, error_messages, constant_table);
 506 }
 507
 508 HRESULT WINAPI D3DXPreprocessShader(LPCSTR data,
 509                                     UINT data_len,
 510                                     CONST D3DXMACRO* defines,
 511                                     LPD3DXINCLUDE include,
 512                                     LPD3DXBUFFER* shader,
 513                                     LPD3DXBUFFER* error_messages)
 514 {
 515     TRACE("Forward to D3DPreprocess\n");
 516     return D3DPreprocess(data, data_len, NULL,
 517                          (const D3D_SHADER_MACRO *)defines, (ID3DInclude *)include,
 518                          (ID3DBlob **)shader, (ID3DBlob **)error_messages);
 519 }
 520
 521 HRESULT WINAPI D3DXPreprocessShaderFromFileA(LPCSTR filename,
 522                                              CONST D3DXMACRO* defines,
 523                                              LPD3DXINCLUDE include,
 524                                              LPD3DXBUFFER* shader,
 525                                              LPD3DXBUFFER* error_messages)
 526 {
 527     WCHAR *filename_w = NULL;
 528     DWORD len;
 529     HRESULT ret;
 530
 531     if (!filename) return D3DXERR_INVALIDDATA;
 532
 533     len = MultiByteToWideChar(CP_ACP, 0, filename, -1, NULL, 0);
 534     filename_w = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
 535     if (!filename_w) return E_OUTOFMEMORY;
 536     MultiByteToWideChar(CP_ACP, 0, filename, -1, filename_w, len);
 537
 538     ret = D3DXPreprocessShaderFromFileW(filename_w, defines, include, shader, error_messages);
 539
 540     HeapFree(GetProcessHeap(), 0, filename_w);
 541     return ret;
 542 }
 543
 544 HRESULT WINAPI D3DXPreprocessShaderFromFileW(LPCWSTR filename,
 545                                              CONST D3DXMACRO* defines,
 546                                              LPD3DXINCLUDE include,
 547                                              LPD3DXBUFFER* shader,
 548                                              LPD3DXBUFFER* error_messages)
 549 {
 550     void *buffer;
 551     DWORD len;
 552     HRESULT hr;
 553     struct D3DXIncludeImpl includefromfile;
 554
 555     if (FAILED(map_view_of_file(filename, &buffer, &len)))
 556         return D3DXERR_INVALIDDATA;
 557
 558     if (!include)
 559     {
 560         includefromfile.lpVtbl = &D3DXInclude_Vtbl;
 561         include = (LPD3DXINCLUDE)&includefromfile;
 562     }
 563
 564     hr = D3DPreprocess(buffer, len, NULL,
 565                        (const D3D_SHADER_MACRO *)defines,
 566                        (ID3DInclude *) include,
 567                        (ID3DBlob **)shader, (ID3DBlob **)error_messages);
 568
 569     UnmapViewOfFile(buffer);
 570     return hr;
 571 }
 572
 573 HRESULT WINAPI D3DXPreprocessShaderFromResourceA(HMODULE module,
 574                                                  LPCSTR resource,
 575                                                  CONST D3DXMACRO* defines,
 576                                                  LPD3DXINCLUDE include,
 577                                                  LPD3DXBUFFER* shader,
 578                                                  LPD3DXBUFFER* error_messages)
 579 {
 580     HRSRC res;
 581     const char *buffer;
 582     DWORD len;
 583
 584     if (!(res = FindResourceA(module, resource, (LPCSTR)RT_RCDATA)))
 585         return D3DXERR_INVALIDDATA;
 586     if (FAILED(load_resource_into_memory(module, res, (LPVOID *)&buffer, &len)))
 587         return D3DXERR_INVALIDDATA;
 588     return D3DXPreprocessShader(buffer, len, defines, include,
 589                                 shader, error_messages);
 590 }
 591
 592 HRESULT WINAPI D3DXPreprocessShaderFromResourceW(HMODULE module,
 593                                                  LPCWSTR resource,
 594                                                  CONST D3DXMACRO* defines,
 595                                                  LPD3DXINCLUDE include,
 596                                                  LPD3DXBUFFER* shader,
 597                                                  LPD3DXBUFFER* error_messages)
 598 {
 599     HRSRC res;
 600     const char *buffer;
 601     DWORD len;
 602
 603     if (!(res = FindResourceW(module, resource, (const WCHAR *)RT_RCDATA)))
 604         return D3DXERR_INVALIDDATA;
 605     if (FAILED(load_resource_into_memory(module, res, (void **)&buffer, &len)))
 606         return D3DXERR_INVALIDDATA;
 607     return D3DXPreprocessShader(buffer, len, defines, include,
 608                                 shader, error_messages);
 609
 610 }
 611
 612 typedef struct ctab_constant {
 613     D3DXCONSTANT_DESC desc;
 614     struct ctab_constant *members;
 615 } ctab_constant;
 616
 617 static const struct ID3DXConstantTableVtbl ID3DXConstantTable_Vtbl;
 618
 619 typedef struct ID3DXConstantTableImpl {
 620     const ID3DXConstantTableVtbl *lpVtbl;
 621     LONG ref;
 622     char *ctab;
 623     DWORD size;
 624     D3DXCONSTANTTABLE_DESC desc;
 625     ctab_constant *constants;
 626 } ID3DXConstantTableImpl;
 627
 628 /*** IUnknown methods ***/
 629 static HRESULT WINAPI ID3DXConstantTableImpl_QueryInterface(ID3DXConstantTable* iface, REFIID riid, void** ppvObject)
 630 {
 631     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 632
 633     TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppvObject);
 634
 635     if (IsEqualGUID(riid, &IID_IUnknown) ||
 636         IsEqualGUID(riid, &IID_ID3DXBuffer) ||
 637         IsEqualGUID(riid, &IID_ID3DXConstantTable))
 638     {
 639         ID3DXConstantTable_AddRef(iface);
 640         *ppvObject = This;
 641         return S_OK;
 642     }
 643
 644     WARN("Interface %s not found.\n", debugstr_guid(riid));
 645
 646     return E_NOINTERFACE;
 647 }
 648
 649 static ULONG WINAPI ID3DXConstantTableImpl_AddRef(ID3DXConstantTable* iface)
 650 {
 651     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 652
 653     TRACE("(%p)->(): AddRef from %d\n", This, This->ref);
 654
 655     return InterlockedIncrement(&This->ref);
 656 }
 657
 658 static ULONG WINAPI ID3DXConstantTableImpl_Release(ID3DXConstantTable* iface)
 659 {
 660     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 661     ULONG ref = InterlockedDecrement(&This->ref);
 662
 663     TRACE("(%p)->(): Release from %d\n", This, ref + 1);
 664
 665     if (!ref)
 666     {
 667         HeapFree(GetProcessHeap(), 0, This->constants);
 668         HeapFree(GetProcessHeap(), 0, This->ctab);
 669         HeapFree(GetProcessHeap(), 0, This);
 670     }
 671
 672     return ref;
 673 }
 674
 675 /*** ID3DXBuffer methods ***/
 676 static LPVOID WINAPI ID3DXConstantTableImpl_GetBufferPointer(ID3DXConstantTable* iface)
 677 {
 678     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 679
 680     TRACE("(%p)->()\n", This);
 681
 682     return This->ctab;
 683 }
 684
 685 static DWORD WINAPI ID3DXConstantTableImpl_GetBufferSize(ID3DXConstantTable* iface)
 686 {
 687     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 688
 689     TRACE("(%p)->()\n", This);
 690
 691     return This->size;
 692 }
 693
 694 /*** ID3DXConstantTable methods ***/
 695 static HRESULT WINAPI ID3DXConstantTableImpl_GetDesc(ID3DXConstantTable* iface, D3DXCONSTANTTABLE_DESC *desc)
 696 {
 697     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 698
 699     TRACE("(%p)->(%p)\n", This, desc);
 700
 701     if (!desc)
 702         return D3DERR_INVALIDCALL;
 703
 704     memcpy(desc, &This->desc, sizeof(This->desc));
 705
 706     return D3D_OK;
 707 }
 708
 709 static HRESULT WINAPI ID3DXConstantTableImpl_GetConstantDesc(ID3DXConstantTable* iface, D3DXHANDLE constant,
 710                                                              D3DXCONSTANT_DESC *desc, UINT *count)
 711 {
 712     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 713     ctab_constant *constant_info;
 714
 715     TRACE("(%p)->(%p, %p, %p)\n", This, constant, desc, count);
 716
 717     if (!constant)
 718         return D3DERR_INVALIDCALL;
 719
 720     /* Applications can pass the name of the constant in place of the handle */
 721     if (!((UINT_PTR)constant >> 16))
 722         constant_info = &This->constants[(UINT_PTR)constant - 1];
 723     else
 724     {
 725         D3DXHANDLE c = ID3DXConstantTable_GetConstantByName(iface, NULL, constant);
 726         if (!c)
 727             return D3DERR_INVALIDCALL;
 728
 729         constant_info = &This->constants[(UINT_PTR)c - 1];
 730     }
 731
 732     if (desc)
 733         *desc = constant_info->desc;
 734     if (count)
 735         *count = 1;
 736
 737     return D3D_OK;
 738 }
 739
 740 static UINT WINAPI ID3DXConstantTableImpl_GetSamplerIndex(LPD3DXCONSTANTTABLE iface, D3DXHANDLE constant)
 741 {
 742     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 743
 744     FIXME("(%p)->(%p): stub\n", This, constant);
 745
 746     return (UINT)-1;
 747 }
 748
 749 static D3DXHANDLE WINAPI ID3DXConstantTableImpl_GetConstant(ID3DXConstantTable* iface, D3DXHANDLE constant, UINT index)
 750 {
 751     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 752
 753     TRACE("(%p)->(%p, %d)\n", This, constant, index);
 754
 755     if (constant)
 756     {
 757         FIXME("Only top level constants supported\n");
 758         return NULL;
 759     }
 760
 761     if (index >= This->desc.Constants)
 762         return NULL;
 763
 764     return (D3DXHANDLE)(DWORD_PTR)(index + 1);
 765 }
 766
 767 static D3DXHANDLE WINAPI ID3DXConstantTableImpl_GetConstantByName(ID3DXConstantTable* iface, D3DXHANDLE constant, LPCSTR name)
 768 {
 769     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 770     UINT i;
 771
 772     TRACE("(%p)->(%p, %s)\n", This, constant, name);
 773
 774     if (!name)
 775         return NULL;
 776
 777     if (constant)
 778     {
 779         FIXME("Only top level constants supported\n");
 780         return NULL;
 781     }
 782
 783     for (i = 0; i < This->desc.Constants; i++)
 784         if (!strcmp(This->constants[i].desc.Name, name))
 785             return (D3DXHANDLE)(DWORD_PTR)(i + 1);
 786
 787     return NULL;
 788 }
 789
 790 static D3DXHANDLE WINAPI ID3DXConstantTableImpl_GetConstantElement(ID3DXConstantTable* iface, D3DXHANDLE constant, UINT index)
 791 {
 792     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 793
 794     FIXME("(%p)->(%p, %d): stub\n", This, constant, index);
 795
 796     return NULL;
 797 }
 798
 799 static HRESULT WINAPI ID3DXConstantTableImpl_SetDefaults(ID3DXConstantTable* iface, LPDIRECT3DDEVICE9 device)
 800 {
 801     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 802
 803     FIXME("(%p)->(%p): stub\n", This, device);
 804
 805     return E_NOTIMPL;
 806 }
 807
 808 static HRESULT WINAPI ID3DXConstantTableImpl_SetValue(ID3DXConstantTable* iface, LPDIRECT3DDEVICE9 device,
 809                                                       D3DXHANDLE constant, LPCVOID data, UINT bytes)
 810 {
 811     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 812
 813     FIXME("(%p)->(%p, %p, %p, %d): stub\n", This, device, constant, data, bytes);
 814
 815     return E_NOTIMPL;
 816 }
 817
 818 static HRESULT WINAPI ID3DXConstantTableImpl_SetBool(ID3DXConstantTable* iface, LPDIRECT3DDEVICE9 device,
 819                                                      D3DXHANDLE constant, BOOL b)
 820 {
 821     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 822
 823     FIXME("(%p)->(%p, %p, %d): stub\n", This, device, constant, b);
 824
 825     return E_NOTIMPL;
 826 }
 827
 828 static HRESULT WINAPI ID3DXConstantTableImpl_SetBoolArray(ID3DXConstantTable* iface, LPDIRECT3DDEVICE9 device,
 829                                                           D3DXHANDLE constant, CONST BOOL* b, UINT count)
 830 {
 831     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 832
 833     FIXME("(%p)->(%p, %p, %p, %d): stub\n", This, device, constant, b, count);
 834
 835     return E_NOTIMPL;
 836 }
 837
 838 static HRESULT WINAPI ID3DXConstantTableImpl_SetInt(ID3DXConstantTable* iface, LPDIRECT3DDEVICE9 device, D3DXHANDLE constant, INT n)
 839 {
 840     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 841
 842     FIXME("(%p)->(%p, %p, %d): stub\n", This, device, constant, n);
 843
 844     return E_NOTIMPL;
 845 }
 846
 847 static HRESULT WINAPI ID3DXConstantTableImpl_SetIntArray(ID3DXConstantTable* iface, LPDIRECT3DDEVICE9 device,
 848                                                          D3DXHANDLE constant, CONST INT* n, UINT count)
 849 {
 850     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 851
 852     FIXME("(%p)->(%p, %p, %p, %d): stub\n", This, device, constant, n, count);
 853
 854     return E_NOTIMPL;
 855 }
 856
 857 static HRESULT WINAPI ID3DXConstantTableImpl_SetFloat(ID3DXConstantTable* iface, LPDIRECT3DDEVICE9 device,
 858                                                       D3DXHANDLE constant, FLOAT f)
 859 {
 860     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 861
 862     FIXME("(%p)->(%p, %p, %f): stub\n", This, device, constant, f);
 863
 864     return E_NOTIMPL;
 865 }
 866
 867 static HRESULT WINAPI ID3DXConstantTableImpl_SetFloatArray(ID3DXConstantTable* iface, LPDIRECT3DDEVICE9 device,
 868                                                            D3DXHANDLE constant, CONST FLOAT* f, UINT count)
 869 {
 870     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 871
 872     FIXME("(%p)->(%p, %p, %p, %d): stub\n", This, device, constant, f, count);
 873
 874     return E_NOTIMPL;
 875 }
 876
 877 static HRESULT WINAPI ID3DXConstantTableImpl_SetVector(ID3DXConstantTable* iface, LPDIRECT3DDEVICE9 device,
 878                                                        D3DXHANDLE constant, CONST D3DXVECTOR4* vector)
 879 {
 880     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 881
 882     FIXME("(%p)->(%p, %p, %p): stub\n", This, device, constant, vector);
 883
 884     return E_NOTIMPL;
 885 }
 886
 887 static HRESULT WINAPI ID3DXConstantTableImpl_SetVectorArray(ID3DXConstantTable* iface, LPDIRECT3DDEVICE9 device,
 888                                                             D3DXHANDLE constant, CONST D3DXVECTOR4* vector, UINT count)
 889 {
 890     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 891
 892     FIXME("(%p)->(%p, %p, %p, %d): stub\n", This, device, constant, vector, count);
 893
 894     return E_NOTIMPL;
 895 }
 896
 897 static HRESULT WINAPI ID3DXConstantTableImpl_SetMatrix(ID3DXConstantTable* iface, LPDIRECT3DDEVICE9 device,
 898                                                        D3DXHANDLE constant, CONST D3DXMATRIX* matrix)
 899 {
 900     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 901
 902     FIXME("(%p)->(%p, %p, %p): stub\n", This, device, constant, matrix);
 903
 904     return E_NOTIMPL;
 905 }
 906
 907 static HRESULT WINAPI ID3DXConstantTableImpl_SetMatrixArray(ID3DXConstantTable* iface, LPDIRECT3DDEVICE9 device,
 908                                                             D3DXHANDLE constant, CONST D3DXMATRIX* matrix, UINT count)
 909 {
 910     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 911
 912     FIXME("(%p)->(%p, %p, %p, %d): stub\n", This, device, constant, matrix, count);
 913
 914     return E_NOTIMPL;
 915 }
 916
 917 static HRESULT WINAPI ID3DXConstantTableImpl_SetMatrixPointerArray(ID3DXConstantTable* iface, LPDIRECT3DDEVICE9 device,
 918                                                                    D3DXHANDLE constant, CONST D3DXMATRIX** matrix, UINT count)
 919 {
 920     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 921
 922     FIXME("(%p)->(%p, %p, %p, %d): stub\n", This, device, constant, matrix, count);
 923
 924     return E_NOTIMPL;
 925 }
 926
 927 static HRESULT WINAPI ID3DXConstantTableImpl_SetMatrixTranspose(ID3DXConstantTable* iface, LPDIRECT3DDEVICE9 device,
 928                                                                 D3DXHANDLE constant, CONST D3DXMATRIX* matrix)
 929 {
 930     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 931
 932     FIXME("(%p)->(%p, %p, %p): stub\n", This, device, constant, matrix);
 933
 934     return E_NOTIMPL;
 935 }
 936
 937 static HRESULT WINAPI ID3DXConstantTableImpl_SetMatrixTransposeArray(ID3DXConstantTable* iface, LPDIRECT3DDEVICE9 device,
 938                                                                      D3DXHANDLE constant, CONST D3DXMATRIX* matrix, UINT count)
 939 {
 940     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 941
 942     FIXME("(%p)->(%p, %p, %p, %d): stub\n", This, device, constant, matrix, count);
 943
 944     return E_NOTIMPL;
 945 }
 946
 947 static HRESULT WINAPI ID3DXConstantTableImpl_SetMatrixTransposePointerArray(ID3DXConstantTable* iface, LPDIRECT3DDEVICE9 device,
 948                                                                             D3DXHANDLE constant, CONST D3DXMATRIX** matrix, UINT count)
 949 {
 950     ID3DXConstantTableImpl *This = (ID3DXConstantTableImpl *)iface;
 951
 952     FIXME("(%p)->(%p, %p, %p, %d): stub\n", This, device, constant, matrix, count);
 953
 954     return E_NOTIMPL;
 955 }
 956
 957 static const struct ID3DXConstantTableVtbl ID3DXConstantTable_Vtbl =
 958 {
 959     /*** IUnknown methods ***/
 960     ID3DXConstantTableImpl_QueryInterface,
 961     ID3DXConstantTableImpl_AddRef,
 962     ID3DXConstantTableImpl_Release,
 963     /*** ID3DXBuffer methods ***/
 964     ID3DXConstantTableImpl_GetBufferPointer,
 965     ID3DXConstantTableImpl_GetBufferSize,
 966     /*** ID3DXConstantTable methods ***/
 967     ID3DXConstantTableImpl_GetDesc,
 968     ID3DXConstantTableImpl_GetConstantDesc,
 969     ID3DXConstantTableImpl_GetSamplerIndex,
 970     ID3DXConstantTableImpl_GetConstant,
 971     ID3DXConstantTableImpl_GetConstantByName,
 972     ID3DXConstantTableImpl_GetConstantElement,
 973     ID3DXConstantTableImpl_SetDefaults,
 974     ID3DXConstantTableImpl_SetValue,
 975     ID3DXConstantTableImpl_SetBool,
 976     ID3DXConstantTableImpl_SetBoolArray,
 977     ID3DXConstantTableImpl_SetInt,
 978     ID3DXConstantTableImpl_SetIntArray,
 979     ID3DXConstantTableImpl_SetFloat,
 980     ID3DXConstantTableImpl_SetFloatArray,
 981     ID3DXConstantTableImpl_SetVector,
 982     ID3DXConstantTableImpl_SetVectorArray,
 983     ID3DXConstantTableImpl_SetMatrix,
 984     ID3DXConstantTableImpl_SetMatrixArray,
 985     ID3DXConstantTableImpl_SetMatrixPointerArray,
 986     ID3DXConstantTableImpl_SetMatrixTranspose,
 987     ID3DXConstantTableImpl_SetMatrixTransposeArray,
 988     ID3DXConstantTableImpl_SetMatrixTransposePointerArray
 989 };
 990
 991 static HRESULT parse_ctab_constant_type(const D3DXSHADER_TYPEINFO *type, ctab_constant *constant)
 992 {
 993     constant->desc.Class = type->Class;
 994     constant->desc.Type = type->Type;
 995     constant->desc.Rows = type->Rows;
 996     constant->desc.Columns = type->Columns;
 997     constant->desc.Elements = type->Elements;
 998     constant->desc.StructMembers = type->StructMembers;
 999
1000     TRACE("class = %d, type = %d, rows = %d, columns = %d, elements = %d, struct_members = %d\n",
1001           constant->desc.Class, constant->desc.Type, constant->desc.Elements,
1002           constant->desc.Rows, constant->desc.Columns, constant->desc.StructMembers);
1003
1004     if ((constant->desc.Class == D3DXPC_STRUCT) && constant->desc.StructMembers)
1005     {
1006         FIXME("Struct not supported yet\n");
1007         return E_NOTIMPL;
1008     }
1009
1010     return D3D_OK;
1011 }
1012
1013 HRESULT WINAPI D3DXGetShaderConstantTableEx(CONST DWORD* byte_code,
1014                                             DWORD flags,
1015                                             LPD3DXCONSTANTTABLE* constant_table)
1016 {
1017     ID3DXConstantTableImpl* object = NULL;
1018     HRESULT hr;
1019     LPCVOID data;
1020     UINT size;
1021     const D3DXSHADER_CONSTANTTABLE* ctab_header;
1022     D3DXSHADER_CONSTANTINFO* constant_info;
1023     DWORD i;
1024
1025     TRACE("(%p, %x, %p)\n", byte_code, flags, constant_table);
1026
1027     if (!byte_code || !constant_table)
1028         return D3DERR_INVALIDCALL;
1029
1030     hr = D3DXFindShaderComment(byte_code, MAKEFOURCC('C','T','A','B'), &data, &size);
1031     if (hr != D3D_OK)
1032         return D3DXERR_INVALIDDATA;
1033
1034     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(ID3DXConstantTableImpl));
1035     if (!object)
1036     {
1037         ERR("Out of memory\n");
1038         return E_OUTOFMEMORY;
1039     }
1040
1041     object->lpVtbl = &ID3DXConstantTable_Vtbl;
1042     object->ref = 1;
1043
1044     if (size < sizeof(D3DXSHADER_CONSTANTTABLE))
1045     {
1046         hr = D3DXERR_INVALIDDATA;
1047         goto error;
1048     }
1049
1050     object->ctab = HeapAlloc(GetProcessHeap(), 0, size);
1051     if (!object->ctab)
1052     {
1053         ERR("Out of memory\n");
1054         hr = E_OUTOFMEMORY;
1055         goto error;
1056     }
1057     object->size = size;
1058     memcpy(object->ctab, data, object->size);
1059
1060     ctab_header = (const D3DXSHADER_CONSTANTTABLE*)data;
1061     if (ctab_header->Size != sizeof(D3DXSHADER_CONSTANTTABLE))
1062     {
1063         hr = D3DXERR_INVALIDDATA;
1064         goto error;
1065     }
1066     object->desc.Creator = ctab_header->Creator ? object->ctab + ctab_header->Creator : NULL;
1067     object->desc.Version = ctab_header->Version;
1068     object->desc.Constants = ctab_header->Constants;
1069     if (object->desc.Creator)
1070         TRACE("Creator = %s\n", object->desc.Creator);
1071     TRACE("Version = %x\n", object->desc.Version);
1072     TRACE("Constants = %d\n", ctab_header->Constants);
1073     if (ctab_header->Target)
1074         TRACE("Target = %s\n", object->ctab + ctab_header->Target);
1075
1076     if (object->desc.Constants > 65535)
1077     {
1078         FIXME("Too many constants (%u)\n", object->desc.Constants);
1079         hr = E_NOTIMPL;
1080         goto error;
1081     }
1082
1083     object->constants = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
1084                                   sizeof(*object->constants) * object->desc.Constants);
1085     if (!object->constants)
1086     {
1087          ERR("Out of memory\n");
1088          hr = E_OUTOFMEMORY;
1089          goto error;
1090     }
1091
1092     constant_info = (LPD3DXSHADER_CONSTANTINFO)(object->ctab + ctab_header->ConstantInfo);
1093     for (i = 0; i < ctab_header->Constants; i++)
1094     {
1095         TRACE("name = %s\n", object->ctab + constant_info[i].Name);
1096         object->constants[i].desc.Name = object->ctab + constant_info[i].Name;
1097         object->constants[i].desc.RegisterSet = constant_info[i].RegisterSet;
1098         object->constants[i].desc.RegisterIndex = constant_info[i].RegisterIndex;
1099         object->constants[i].desc.RegisterCount = constant_info[i].RegisterCount;
1100         object->constants[i].desc.DefaultValue = object->ctab + constant_info[i].DefaultValue;
1101
1102         hr = parse_ctab_constant_type((LPD3DXSHADER_TYPEINFO)(object->ctab + constant_info[i].TypeInfo),
1103              &object->constants[i]);
1104         if (hr != D3D_OK)
1105             goto error;
1106
1107         if (constant_info[i].RegisterSet != D3DXRS_FLOAT4)
1108             FIXME("Don't know how to calculate Bytes for non D3DXRS_FLOAT4 constants\n");
1109
1110         /* D3DXRS_FLOAT4 has a base size of 4 (not taking into account dimensions and element count) */
1111         object->constants[i].desc.Bytes = 4;
1112
1113         /* Take into account dimensions and elements */
1114         object->constants[i].desc.Bytes *= object->constants[i].desc.Elements;
1115         object->constants[i].desc.Bytes *= object->constants[i].desc.Rows *
1116                 object->constants[i].desc.Columns;
1117     }
1118
1119     *constant_table = (LPD3DXCONSTANTTABLE)object;
1120
1121     return D3D_OK;
1122
1123 error:
1124
1125     HeapFree(GetProcessHeap(), 0, object->constants);
1126     HeapFree(GetProcessHeap(), 0, object->ctab);
1127     HeapFree(GetProcessHeap(), 0, object);
1128
1129     return hr;
1130 }
1131
1132 HRESULT WINAPI D3DXGetShaderConstantTable(CONST DWORD* byte_code,
1133                                           LPD3DXCONSTANTTABLE* constant_table)
1134 {
1135     TRACE("(%p, %p): Forwarded to D3DXGetShaderConstantTableEx\n", byte_code, constant_table);
1136
1137     return D3DXGetShaderConstantTableEx(byte_code, 0, constant_table);
1138 }