reactos/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_R16F,          { 0, 16,  0,  0}, { 0,  0,  0,  0},  2, 1, 1,  2, FORMAT_ARGBF16, NULL,         NULL      },
  82     {D3DFMT_G16R16F,       { 0, 16, 16,  0}, { 0,  0, 16,  0},  4, 1, 1,  4, FORMAT_ARGBF16, NULL,         NULL      },
  83     {D3DFMT_A16B16G16R16F, {16, 16, 16, 16}, {48,  0, 16, 32},  8, 1, 1,  8, FORMAT_ARGBF16, NULL,         NULL      },
  84     {D3DFMT_R32F,          { 0, 32,  0,  0}, { 0,  0,  0,  0},  4, 1, 1,  4, FORMAT_ARGBF,   NULL,         NULL      },
  85     {D3DFMT_G32R32F,       { 0, 32, 32,  0}, { 0,  0, 32,  0},  8, 1, 1,  8, FORMAT_ARGBF,   NULL,         NULL      },
  86     {D3DFMT_A32B32G32R32F, {32, 32, 32, 32}, {96,  0, 32, 64}, 16, 1, 1, 16, FORMAT_ARGBF,   NULL,         NULL      },
  87     {D3DFMT_P8,            { 8,  8,  8,  8}, { 0,  0,  0,  0},  1, 1, 1,  1, FORMAT_INDEX,   NULL,         index_to_rgba},
  88     /* marks last element */
  89     {D3DFMT_UNKNOWN,       { 0,  0,  0,  0}, { 0,  0,  0,  0},  0, 1, 1,  0, FORMAT_UNKNOWN, NULL,         NULL      },
  90 };
  91
  92
  93 /************************************************************
  94  * map_view_of_file
  95  *
  96  * Loads a file into buffer and stores the number of read bytes in length.
  97  *
  98  * PARAMS
  99  *   filename [I] name of the file to be loaded
 100  *   buffer   [O] pointer to destination buffer
 101  *   length   [O] size of the obtained data
 102  *
 103  * RETURNS
 104  *   Success: D3D_OK
 105  *   Failure:
 106  *     see error codes for CreateFileW, GetFileSize, CreateFileMapping and MapViewOfFile
 107  *
 108  * NOTES
 109  *   The caller must UnmapViewOfFile when it doesn't need the data anymore
 110  *
 111  */
 112 HRESULT map_view_of_file(const WCHAR *filename, void **buffer, DWORD *length)
 113 {
 114     HANDLE hfile, hmapping = NULL;
 115
 116     hfile = CreateFileW(filename, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, 0, 0);
 117     if(hfile == INVALID_HANDLE_VALUE) goto error;
 118
 119     *length = GetFileSize(hfile, NULL);
 120     if(*length == INVALID_FILE_SIZE) goto error;
 121
 122     hmapping = CreateFileMappingW(hfile, NULL, PAGE_READONLY, 0, 0, NULL);
 123     if(!hmapping) goto error;
 124
 125     *buffer = MapViewOfFile(hmapping, FILE_MAP_READ, 0, 0, 0);
 126     if(*buffer == NULL) goto error;
 127
 128     CloseHandle(hmapping);
 129     CloseHandle(hfile);
 130
 131     return S_OK;
 132
 133 error:
 134     CloseHandle(hmapping);
 135     CloseHandle(hfile);
 136     return HRESULT_FROM_WIN32(GetLastError());
 137 }
 138
 139 /************************************************************
 140  * load_resource_into_memory
 141  *
 142  * Loads a resource into buffer and stores the number of
 143  * read bytes in length.
 144  *
 145  * PARAMS
 146  *   module  [I] handle to the module
 147  *   resinfo [I] handle to the resource's information block
 148  *   buffer  [O] pointer to destination buffer
 149  *   length  [O] size of the obtained data
 150  *
 151  * RETURNS
 152  *   Success: D3D_OK
 153  *   Failure:
 154  *     See error codes for SizeofResource, LoadResource and LockResource
 155  *
 156  * NOTES
 157  *   The memory doesn't need to be freed by the caller manually
 158  *
 159  */
 160 HRESULT load_resource_into_memory(HMODULE module, HRSRC resinfo, void **buffer, DWORD *length)
 161 {
 162     HGLOBAL resource;
 163
 164     *length = SizeofResource(module, resinfo);
 165     if(*length == 0) return HRESULT_FROM_WIN32(GetLastError());
 166
 167     resource = LoadResource(module, resinfo);
 168     if( !resource ) return HRESULT_FROM_WIN32(GetLastError());
 169
 170     *buffer = LockResource(resource);
 171     if(*buffer == NULL) return HRESULT_FROM_WIN32(GetLastError());
 172
 173     return S_OK;
 174 }
 175
 176 HRESULT write_buffer_to_file(const WCHAR *dst_filename, ID3DXBuffer *buffer)
 177 {
 178     HRESULT hr = S_OK;
 179     void *buffer_pointer;
 180     DWORD buffer_size;
 181     DWORD bytes_written;
 182     HANDLE file = CreateFileW(dst_filename, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
 183     if (file == INVALID_HANDLE_VALUE)
 184         return HRESULT_FROM_WIN32(GetLastError());
 185
 186     buffer_pointer = ID3DXBuffer_GetBufferPointer(buffer);
 187     buffer_size = ID3DXBuffer_GetBufferSize(buffer);
 188
 189     if (!WriteFile(file, buffer_pointer, buffer_size, &bytes_written, NULL))
 190         hr = HRESULT_FROM_WIN32(GetLastError());
 191
 192     CloseHandle(file);
 193     return hr;
 194 }
 195
 196
 197 /************************************************************
 198  * get_format_info
 199  *
 200  * Returns information about the specified format.
 201  * If the format is unsupported, it's filled with the D3DFMT_UNKNOWN desc.
 202  *
 203  * PARAMS
 204  *   format [I] format whose description is queried
 205  *
 206  */
 207 const struct pixel_format_desc *get_format_info(D3DFORMAT format)
 208 {
 209     unsigned int i = 0;
 210     while(formats[i].format != format && formats[i].format != D3DFMT_UNKNOWN) i++;
 211     if (formats[i].format == D3DFMT_UNKNOWN)
 212         FIXME("Unknown format %#x (as FOURCC %s).\n", format, debugstr_an((const char *)&format, 4));
 213     return &formats[i];
 214 }
 215
 216 const struct pixel_format_desc *get_format_info_idx(int idx)
 217 {
 218     if(idx >= sizeof(formats) / sizeof(formats[0]))
 219         return NULL;
 220     if(formats[idx].format == D3DFMT_UNKNOWN)
 221         return NULL;
 222     return &formats[idx];
 223 }
 224
 225 #define WINE_D3DX_TO_STR(x) case x: return #x
 226
 227 const char *debug_d3dxparameter_class(D3DXPARAMETER_CLASS c)
 228 {
 229     switch (c)
 230     {
 231         WINE_D3DX_TO_STR(D3DXPC_SCALAR);
 232         WINE_D3DX_TO_STR(D3DXPC_VECTOR);
 233         WINE_D3DX_TO_STR(D3DXPC_MATRIX_ROWS);
 234         WINE_D3DX_TO_STR(D3DXPC_MATRIX_COLUMNS);
 235         WINE_D3DX_TO_STR(D3DXPC_OBJECT);
 236         WINE_D3DX_TO_STR(D3DXPC_STRUCT);
 237         default:
 238             FIXME("Unrecognized D3DXPARAMETER_CLASS %#x.\n", c);
 239             return "unrecognized";
 240     }
 241 }
 242
 243 const char *debug_d3dxparameter_type(D3DXPARAMETER_TYPE t)
 244 {
 245     switch (t)
 246     {
 247         WINE_D3DX_TO_STR(D3DXPT_VOID);
 248         WINE_D3DX_TO_STR(D3DXPT_BOOL);
 249         WINE_D3DX_TO_STR(D3DXPT_INT);
 250         WINE_D3DX_TO_STR(D3DXPT_FLOAT);
 251         WINE_D3DX_TO_STR(D3DXPT_STRING);
 252         WINE_D3DX_TO_STR(D3DXPT_TEXTURE);
 253         WINE_D3DX_TO_STR(D3DXPT_TEXTURE1D);
 254         WINE_D3DX_TO_STR(D3DXPT_TEXTURE2D);
 255         WINE_D3DX_TO_STR(D3DXPT_TEXTURE3D);
 256         WINE_D3DX_TO_STR(D3DXPT_TEXTURECUBE);
 257         WINE_D3DX_TO_STR(D3DXPT_SAMPLER);
 258         WINE_D3DX_TO_STR(D3DXPT_SAMPLER1D);
 259         WINE_D3DX_TO_STR(D3DXPT_SAMPLER2D);
 260         WINE_D3DX_TO_STR(D3DXPT_SAMPLER3D);
 261         WINE_D3DX_TO_STR(D3DXPT_SAMPLERCUBE);
 262         WINE_D3DX_TO_STR(D3DXPT_PIXELSHADER);
 263         WINE_D3DX_TO_STR(D3DXPT_VERTEXSHADER);
 264         WINE_D3DX_TO_STR(D3DXPT_PIXELFRAGMENT);
 265         WINE_D3DX_TO_STR(D3DXPT_VERTEXFRAGMENT);
 266         WINE_D3DX_TO_STR(D3DXPT_UNSUPPORTED);
 267         default:
 268             FIXME("Unrecognized D3DXPARAMETER_TYP %#x.\n", t);
 269             return "unrecognized";
 270     }
 271 }
 272
 273 const char *debug_d3dxparameter_registerset(D3DXREGISTER_SET r)
 274 {
 275     switch (r)
 276     {
 277         WINE_D3DX_TO_STR(D3DXRS_BOOL);
 278         WINE_D3DX_TO_STR(D3DXRS_INT4);
 279         WINE_D3DX_TO_STR(D3DXRS_FLOAT4);
 280         WINE_D3DX_TO_STR(D3DXRS_SAMPLER);
 281         default:
 282             FIXME("Unrecognized D3DXREGISTER_SET %#x.\n", r);
 283             return "unrecognized";
 284     }
 285 }
 286
 287 #undef WINE_D3DX_TO_STR
 288
 289 /* parameter type conversion helpers */
 290 static BOOL get_bool(D3DXPARAMETER_TYPE type, const void *data)
 291 {
 292     switch (type)
 293     {
 294         case D3DXPT_FLOAT:
 295         case D3DXPT_INT:
 296         case D3DXPT_BOOL:
 297             return *(DWORD *)data != 0;
 298
 299         case D3DXPT_VOID:
 300             return *(BOOL *)data;
 301
 302         default:
 303             FIXME("Unhandled type %s.\n", debug_d3dxparameter_type(type));
 304             return FALSE;
 305     }
 306 }
 307
 308 static INT get_int(D3DXPARAMETER_TYPE type, const void *data)
 309 {
 310     switch (type)
 311     {
 312         case D3DXPT_FLOAT:
 313             return (INT)(*(FLOAT *)data);
 314
 315         case D3DXPT_INT:
 316         case D3DXPT_VOID:
 317             return *(INT *)data;
 318
 319         case D3DXPT_BOOL:
 320             return get_bool(type, data);
 321
 322         default:
 323             FIXME("Unhandled type %s.\n", debug_d3dxparameter_type(type));
 324             return 0;
 325     }
 326 }
 327
 328 static FLOAT get_float(D3DXPARAMETER_TYPE type, const void *data)
 329 {
 330     switch (type)
 331     {
 332         case D3DXPT_FLOAT:
 333         case D3DXPT_VOID:
 334             return *(FLOAT *)data;
 335
 336         case D3DXPT_INT:
 337             return (FLOAT)(*(INT *)data);
 338
 339         case D3DXPT_BOOL:
 340             return (FLOAT)get_bool(type, data);
 341
 342         default:
 343             FIXME("Unhandled type %s.\n", debug_d3dxparameter_type(type));
 344             return 0.0f;
 345     }
 346 }
 347
 348 void set_number(void *outdata, D3DXPARAMETER_TYPE outtype, const void *indata, D3DXPARAMETER_TYPE intype)
 349 {
 350     if (outtype == intype)
 351     {
 352         *(DWORD *)outdata = *(DWORD *)indata;
 353         return;
 354     }
 355
 356     switch (outtype)
 357     {
 358         case D3DXPT_FLOAT:
 359             *(FLOAT *)outdata = get_float(intype, indata);
 360             break;
 361
 362         case D3DXPT_BOOL:
 363             *(BOOL *)outdata = get_bool(intype, indata);
 364             break;
 365
 366         case D3DXPT_INT:
 367             *(INT *)outdata = get_int(intype, indata);
 368             break;
 369
 370         default:
 371             FIXME("Unhandled type %s.\n", debug_d3dxparameter_type(outtype));
 372             *(DWORD *)outdata = 0;
 373             break;
 374     }
 375 }