dll/directx/wine/d3dx9_36/util.c

   1 /*
   2  * Copyright (C) 2009 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 "d3dx9_36_private.h"
  21
  22 static void la_from_rgba(const struct vec4 *rgba, struct vec4 *la)
  23 {
  24     la->x = rgba->x * 0.2125f + rgba->y * 0.7154f + rgba->z * 0.0721f;
  25     la->w = rgba->w;
  26 }
  27
  28 static void la_to_rgba(const struct vec4 *la, struct vec4 *rgba, const PALETTEENTRY *palette)
  29 {
  30     rgba->x = la->x;
  31     rgba->y = la->x;
  32     rgba->z = la->x;
  33     rgba->w = la->w;
  34 }
  35
  36 static void index_to_rgba(const struct vec4 *index, struct vec4 *rgba, const PALETTEENTRY *palette)
  37 {
  38     ULONG idx = (ULONG)(index->x * 255.0f + 0.5f);
  39
  40     rgba->x = palette[idx].peRed / 255.0f;
  41     rgba->y = palette[idx].peGreen / 255.0f;
  42     rgba->z = palette[idx].peBlue / 255.0f;
  43     rgba->w = palette[idx].peFlags / 255.0f; /* peFlags is the alpha component in DX8 and higher */
  44 }
  45
  46 /************************************************************
  47  * pixel format table providing info about number of bytes per pixel,
  48  * number of bits per channel and format type.
  49  *
  50  * Call get_format_info to request information about a specific format.
  51  */
  52 static const struct pixel_format_desc formats[] =
  53 {
  54     /* format              bpc               shifts             bpp blocks   type            from_rgba     to_rgba */
  55     {D3DFMT_R8G8B8,        { 0,  8,  8,  8}, { 0, 16,  8,  0},  3, 1, 1,  3, FORMAT_ARGB,    NULL,         NULL      },
  56     {D3DFMT_A8R8G8B8,      { 8,  8,  8,  8}, {24, 16,  8,  0},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  57     {D3DFMT_X8R8G8B8,      { 0,  8,  8,  8}, { 0, 16,  8,  0},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  58     {D3DFMT_A8B8G8R8,      { 8,  8,  8,  8}, {24,  0,  8, 16},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  59     {D3DFMT_X8B8G8R8,      { 0,  8,  8,  8}, { 0,  0,  8, 16},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  60     {D3DFMT_R5G6B5,        { 0,  5,  6,  5}, { 0, 11,  5,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  61     {D3DFMT_X1R5G5B5,      { 0,  5,  5,  5}, { 0, 10,  5,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  62     {D3DFMT_A1R5G5B5,      { 1,  5,  5,  5}, {15, 10,  5,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  63     {D3DFMT_R3G3B2,        { 0,  3,  3,  2}, { 0,  5,  2,  0},  1, 1, 1,  1, FORMAT_ARGB,    NULL,         NULL      },
  64     {D3DFMT_A8R3G3B2,      { 8,  3,  3,  2}, { 8,  5,  2,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  65     {D3DFMT_A4R4G4B4,      { 4,  4,  4,  4}, {12,  8,  4,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  66     {D3DFMT_X4R4G4B4,      { 0,  4,  4,  4}, { 0,  8,  4,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  67     {D3DFMT_A2R10G10B10,   { 2, 10, 10, 10}, {30, 20, 10,  0},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  68     {D3DFMT_A2B10G10R10,   { 2, 10, 10, 10}, {30,  0, 10, 20},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  69     {D3DFMT_A16B16G16R16,  {16, 16, 16, 16}, {48,  0, 16, 32},  8, 1, 1,  8, FORMAT_ARGB,    NULL,         NULL      },
  70     {D3DFMT_G16R16,        { 0, 16, 16,  0}, { 0,  0, 16,  0},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  71     {D3DFMT_A8,            { 8,  0,  0,  0}, { 0,  0,  0,  0},  1, 1, 1,  1, FORMAT_ARGB,    NULL,         NULL      },
  72     {D3DFMT_A8L8,          { 8,  8,  0,  0}, { 8,  0,  0,  0},  2, 1, 1,  2, FORMAT_ARGB,    la_from_rgba, la_to_rgba},
  73     {D3DFMT_A4L4,          { 4,  4,  0,  0}, { 4,  0,  0,  0},  1, 1, 1,  1, FORMAT_ARGB,    la_from_rgba, la_to_rgba},
  74     {D3DFMT_L8,            { 0,  8,  0,  0}, { 0,  0,  0,  0},  1, 1, 1,  1, FORMAT_ARGB,    la_from_rgba, la_to_rgba},
  75     {D3DFMT_L16,           { 0, 16,  0,  0}, { 0,  0,  0,  0},  2, 1, 1,  2, FORMAT_ARGB,    la_from_rgba, la_to_rgba},
  76     {D3DFMT_DXT1,          { 0,  0,  0,  0}, { 0,  0,  0,  0},  1, 4, 4,  8, FORMAT_DXT,     NULL,         NULL      },
  77     {D3DFMT_DXT2,          { 0,  0,  0,  0}, { 0,  0,  0,  0},  1, 4, 4, 16, FORMAT_DXT,     NULL,         NULL      },
  78     {D3DFMT_DXT3,          { 0,  0,  0,  0}, { 0,  0,  0,  0},  1, 4, 4, 16, FORMAT_DXT,     NULL,         NULL      },
  79     {D3DFMT_DXT4,          { 0,  0,  0,  0}, { 0,  0,  0,  0},  1, 4, 4, 16, FORMAT_DXT,     NULL,         NULL      },
  80     {D3DFMT_DXT5,          { 0,  0,  0,  0}, { 0,  0,  0,  0},  1, 4, 4, 16, FORMAT_DXT,     NULL,         NULL      },
  81     {D3DFMT_A16B16G16R16F, {16, 16, 16, 16}, {48,  0, 16, 32},  8, 1, 1,  8, FORMAT_ARGBF16, NULL,         NULL      },
  82     {D3DFMT_A32B32G32R32F, {32, 32, 32, 32}, {96,  0, 32, 64}, 16, 1, 1, 16, FORMAT_ARGBF,   NULL,         NULL      },
  83     {D3DFMT_P8,            { 8,  8,  8,  8}, { 0,  0,  0,  0},  1, 1, 1,  1, FORMAT_INDEX,   NULL,         index_to_rgba},
  84     /* marks last element */
  85     {D3DFMT_UNKNOWN,       { 0,  0,  0,  0}, { 0,  0,  0,  0},  0, 1, 1,  0, FORMAT_UNKNOWN, NULL,         NULL      },
  86 };
  87
  88
  89 /************************************************************
  90  * map_view_of_file
  91  *
  92  * Loads a file into buffer and stores the number of read bytes in length.
  93  *
  94  * PARAMS
  95  *   filename [I] name of the file to be loaded
  96  *   buffer   [O] pointer to destination buffer
  97  *   length   [O] size of the obtained data
  98  *
  99  * RETURNS
 100  *   Success: D3D_OK
 101  *   Failure:
 102  *     see error codes for CreateFileW, GetFileSize, CreateFileMapping and MapViewOfFile
 103  *
 104  * NOTES
 105  *   The caller must UnmapViewOfFile when it doesn't need the data anymore
 106  *
 107  */
 108 HRESULT map_view_of_file(const WCHAR *filename, void **buffer, DWORD *length)
 109 {
 110     HANDLE hfile, hmapping = NULL;
 111
 112     hfile = CreateFileW(filename, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, 0, 0);
 113     if(hfile == INVALID_HANDLE_VALUE) goto error;
 114
 115     *length = GetFileSize(hfile, NULL);
 116     if(*length == INVALID_FILE_SIZE) goto error;
 117
 118     hmapping = CreateFileMappingW(hfile, NULL, PAGE_READONLY, 0, 0, NULL);
 119     if(!hmapping) goto error;
 120
 121     *buffer = MapViewOfFile(hmapping, FILE_MAP_READ, 0, 0, 0);
 122     if(*buffer == NULL) goto error;
 123
 124     CloseHandle(hmapping);
 125     CloseHandle(hfile);
 126
 127     return S_OK;
 128
 129 error:
 130     CloseHandle(hmapping);
 131     CloseHandle(hfile);
 132     return HRESULT_FROM_WIN32(GetLastError());
 133 }
 134
 135 /************************************************************
 136  * load_resource_into_memory
 137  *
 138  * Loads a resource into buffer and stores the number of
 139  * read bytes in length.
 140  *
 141  * PARAMS
 142  *   module  [I] handle to the module
 143  *   resinfo [I] handle to the resource's information block
 144  *   buffer  [O] pointer to destination buffer
 145  *   length  [O] size of the obtained data
 146  *
 147  * RETURNS
 148  *   Success: D3D_OK
 149  *   Failure:
 150  *     See error codes for SizeofResource, LoadResource and LockResource
 151  *
 152  * NOTES
 153  *   The memory doesn't need to be freed by the caller manually
 154  *
 155  */
 156 HRESULT load_resource_into_memory(HMODULE module, HRSRC resinfo, LPVOID *buffer, DWORD *length)
 157 {
 158     HGLOBAL resource;
 159
 160     *length = SizeofResource(module, resinfo);
 161     if(*length == 0) return HRESULT_FROM_WIN32(GetLastError());
 162
 163     resource = LoadResource(module, resinfo);
 164     if( !resource ) return HRESULT_FROM_WIN32(GetLastError());
 165
 166     *buffer = LockResource(resource);
 167     if(*buffer == NULL) return HRESULT_FROM_WIN32(GetLastError());
 168
 169     return S_OK;
 170 }
 171
 172 HRESULT write_buffer_to_file(const WCHAR *dst_filename, ID3DXBuffer *buffer)
 173 {
 174     HRESULT hr = S_OK;
 175     void *buffer_pointer;
 176     DWORD buffer_size;
 177     HANDLE file = CreateFileW(dst_filename, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
 178     if (file == INVALID_HANDLE_VALUE)
 179         return HRESULT_FROM_WIN32(GetLastError());
 180
 181     buffer_pointer = ID3DXBuffer_GetBufferPointer(buffer);
 182     buffer_size = ID3DXBuffer_GetBufferSize(buffer);
 183
 184     if (!WriteFile(file, buffer_pointer, buffer_size, NULL, NULL))
 185         hr = HRESULT_FROM_WIN32(GetLastError());
 186
 187     CloseHandle(file);
 188     return hr;
 189 }
 190
 191
 192 /************************************************************
 193  * get_format_info
 194  *
 195  * Returns information about the specified format.
 196  * If the format is unsupported, it's filled with the D3DFMT_UNKNOWN desc.
 197  *
 198  * PARAMS
 199  *   format [I] format whose description is queried
 200  *
 201  */
 202 const struct pixel_format_desc *get_format_info(D3DFORMAT format)
 203 {
 204     unsigned int i = 0;
 205     while(formats[i].format != format && formats[i].format != D3DFMT_UNKNOWN) i++;
 206     if (formats[i].format == D3DFMT_UNKNOWN)
 207         FIXME("Unknown format %#x (as FOURCC %s).\n", format, debugstr_an((const char *)&format, 4));
 208     return &formats[i];
 209 }
 210
 211 const struct pixel_format_desc *get_format_info_idx(int idx)
 212 {
 213     if(idx >= sizeof(formats) / sizeof(formats[0]))
 214         return NULL;
 215     if(formats[idx].format == D3DFMT_UNKNOWN)
 216         return NULL;
 217     return &formats[idx];
 218 }
 219
 220 #define WINE_D3DX_TO_STR(x) case x: return #x
 221
 222 const char *debug_d3dxparameter_class(D3DXPARAMETER_CLASS c)
 223 {
 224     switch (c)
 225     {
 226         WINE_D3DX_TO_STR(D3DXPC_SCALAR);
 227         WINE_D3DX_TO_STR(D3DXPC_VECTOR);
 228         WINE_D3DX_TO_STR(D3DXPC_MATRIX_ROWS);
 229         WINE_D3DX_TO_STR(D3DXPC_MATRIX_COLUMNS);
 230         WINE_D3DX_TO_STR(D3DXPC_OBJECT);
 231         WINE_D3DX_TO_STR(D3DXPC_STRUCT);
 232         default:
 233             FIXME("Unrecognized D3DXPARAMETER_CLASS %#x.\n", c);
 234             return "unrecognized";
 235     }
 236 }
 237
 238 const char *debug_d3dxparameter_type(D3DXPARAMETER_TYPE t)
 239 {
 240     switch (t)
 241     {
 242         WINE_D3DX_TO_STR(D3DXPT_VOID);
 243         WINE_D3DX_TO_STR(D3DXPT_BOOL);
 244         WINE_D3DX_TO_STR(D3DXPT_INT);
 245         WINE_D3DX_TO_STR(D3DXPT_FLOAT);
 246         WINE_D3DX_TO_STR(D3DXPT_STRING);
 247         WINE_D3DX_TO_STR(D3DXPT_TEXTURE);
 248         WINE_D3DX_TO_STR(D3DXPT_TEXTURE1D);
 249         WINE_D3DX_TO_STR(D3DXPT_TEXTURE2D);
 250         WINE_D3DX_TO_STR(D3DXPT_TEXTURE3D);
 251         WINE_D3DX_TO_STR(D3DXPT_TEXTURECUBE);
 252         WINE_D3DX_TO_STR(D3DXPT_SAMPLER);
 253         WINE_D3DX_TO_STR(D3DXPT_SAMPLER1D);
 254         WINE_D3DX_TO_STR(D3DXPT_SAMPLER2D);
 255         WINE_D3DX_TO_STR(D3DXPT_SAMPLER3D);
 256         WINE_D3DX_TO_STR(D3DXPT_SAMPLERCUBE);
 257         WINE_D3DX_TO_STR(D3DXPT_PIXELSHADER);
 258         WINE_D3DX_TO_STR(D3DXPT_VERTEXSHADER);
 259         WINE_D3DX_TO_STR(D3DXPT_PIXELFRAGMENT);
 260         WINE_D3DX_TO_STR(D3DXPT_VERTEXFRAGMENT);
 261         WINE_D3DX_TO_STR(D3DXPT_UNSUPPORTED);
 262         default:
 263             FIXME("Unrecognized D3DXPARAMETER_TYP %#x.\n", t);
 264             return "unrecognized";
 265     }
 266 }
 267
 268 const char *debug_d3dxparameter_registerset(D3DXREGISTER_SET r)
 269 {
 270     switch (r)
 271     {
 272         WINE_D3DX_TO_STR(D3DXRS_BOOL);
 273         WINE_D3DX_TO_STR(D3DXRS_INT4);
 274         WINE_D3DX_TO_STR(D3DXRS_FLOAT4);
 275         WINE_D3DX_TO_STR(D3DXRS_SAMPLER);
 276         default:
 277             FIXME("Unrecognized D3DXREGISTER_SET %#x.\n", r);
 278             return "unrecognized";
 279     }
 280 }
 281
 282 #undef WINE_D3DX_TO_STR
 283
 284 /* parameter type conversion helpers */
 285 static BOOL get_bool(D3DXPARAMETER_TYPE type, LPCVOID data)
 286 {
 287     switch (type)
 288     {
 289         case D3DXPT_FLOAT:
 290         case D3DXPT_INT:
 291         case D3DXPT_BOOL:
 292             return *(DWORD *)data != 0;
 293
 294         case D3DXPT_VOID:
 295             return *(BOOL *)data;
 296
 297         default:
 298             FIXME("Unhandled type %s.\n", debug_d3dxparameter_type(type));
 299             return FALSE;
 300     }
 301 }
 302
 303 static INT get_int(D3DXPARAMETER_TYPE type, LPCVOID data)
 304 {
 305     switch (type)
 306     {
 307         case D3DXPT_FLOAT:
 308             return *(FLOAT *)data;
 309
 310         case D3DXPT_INT:
 311         case D3DXPT_VOID:
 312             return *(INT *)data;
 313
 314         case D3DXPT_BOOL:
 315             return get_bool(type, data);
 316
 317         default:
 318             FIXME("Unhandled type %s.\n", debug_d3dxparameter_type(type));
 319             return 0;
 320     }
 321 }
 322
 323 static FLOAT get_float(D3DXPARAMETER_TYPE type, LPCVOID data)
 324 {
 325     switch (type)
 326     {
 327         case D3DXPT_FLOAT:
 328         case D3DXPT_VOID:
 329             return *(FLOAT *)data;
 330
 331         case D3DXPT_INT:
 332             return *(INT *)data;
 333
 334         case D3DXPT_BOOL:
 335             return get_bool(type, data);
 336
 337         default:
 338             FIXME("Unhandled type %s.\n", debug_d3dxparameter_type(type));
 339             return 0.0f;
 340     }
 341 }
 342
 343 void set_number(LPVOID outdata, D3DXPARAMETER_TYPE outtype, LPCVOID indata, D3DXPARAMETER_TYPE intype)
 344 {
 345     TRACE("Changing from type %s to type %s\n", debug_d3dxparameter_type(intype), debug_d3dxparameter_type(outtype));
 346
 347     if (outtype == intype)
 348     {
 349         *(DWORD *)outdata = *(DWORD *)indata;
 350         return;
 351     }
 352
 353     switch (outtype)
 354     {
 355         case D3DXPT_FLOAT:
 356             *(FLOAT *)outdata = get_float(intype, indata);
 357             break;
 358
 359         case D3DXPT_BOOL:
 360             *(BOOL *)outdata = get_bool(intype, indata);
 361             break;
 362
 363         case D3DXPT_INT:
 364             *(INT *)outdata = get_int(intype, indata);
 365             break;
 366
 367         default:
 368             FIXME("Unhandled type %s.\n", debug_d3dxparameter_type(outtype));
 369             *(DWORD *)outdata = 0;
 370             break;
 371     }
 372 }