dlls/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 "wine/debug.h"
  21 #include "d3dx9_36_private.h"
  22
  23 WINE_DEFAULT_DEBUG_CHANNEL(d3dx);
  24
  25 static void la_from_rgba(const struct vec4 *rgba, struct vec4 *la)
  26 {
  27     la->x = rgba->x * 0.2125f + rgba->y * 0.7154f + rgba->z * 0.0721f;
  28     la->w = rgba->w;
  29 }
  30
  31 static void la_to_rgba(const struct vec4 *la, struct vec4 *rgba, const PALETTEENTRY *palette)
  32 {
  33     rgba->x = la->x;
  34     rgba->y = la->x;
  35     rgba->z = la->x;
  36     rgba->w = la->w;
  37 }
  38
  39 static void index_to_rgba(const struct vec4 *index, struct vec4 *rgba, const PALETTEENTRY *palette)
  40 {
  41     ULONG idx = (ULONG)(index->x * 255.0f + 0.5f);
  42
  43     rgba->x = palette[idx].peRed / 255.0f;
  44     rgba->y = palette[idx].peGreen / 255.0f;
  45     rgba->z = palette[idx].peBlue / 255.0f;
  46     rgba->w = palette[idx].peFlags / 255.0f; /* peFlags is the alpha component in DX8 and higher */
  47 }
  48
  49 /************************************************************
  50  * pixel format table providing info about number of bytes per pixel,
  51  * number of bits per channel and format type.
  52  *
  53  * Call get_format_info to request information about a specific format.
  54  */
  55 static const struct pixel_format_desc formats[] =
  56 {
  57     /* format              bpc               shifts             bpp blocks   type            from_rgba     to_rgba */
  58     {D3DFMT_R8G8B8,        { 0,  8,  8,  8}, { 0, 16,  8,  0},  3, 1, 1,  3, FORMAT_ARGB,    NULL,         NULL      },
  59     {D3DFMT_A8R8G8B8,      { 8,  8,  8,  8}, {24, 16,  8,  0},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  60     {D3DFMT_X8R8G8B8,      { 0,  8,  8,  8}, { 0, 16,  8,  0},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  61     {D3DFMT_A8B8G8R8,      { 8,  8,  8,  8}, {24,  0,  8, 16},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  62     {D3DFMT_X8B8G8R8,      { 0,  8,  8,  8}, { 0,  0,  8, 16},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  63     {D3DFMT_R5G6B5,        { 0,  5,  6,  5}, { 0, 11,  5,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  64     {D3DFMT_X1R5G5B5,      { 0,  5,  5,  5}, { 0, 10,  5,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  65     {D3DFMT_A1R5G5B5,      { 1,  5,  5,  5}, {15, 10,  5,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  66     {D3DFMT_R3G3B2,        { 0,  3,  3,  2}, { 0,  5,  2,  0},  1, 1, 1,  1, FORMAT_ARGB,    NULL,         NULL      },
  67     {D3DFMT_A8R3G3B2,      { 8,  3,  3,  2}, { 8,  5,  2,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  68     {D3DFMT_A4R4G4B4,      { 4,  4,  4,  4}, {12,  8,  4,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  69     {D3DFMT_X4R4G4B4,      { 0,  4,  4,  4}, { 0,  8,  4,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  70     {D3DFMT_A2R10G10B10,   { 2, 10, 10, 10}, {30, 20, 10,  0},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  71     {D3DFMT_A2B10G10R10,   { 2, 10, 10, 10}, {30,  0, 10, 20},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  72     {D3DFMT_A16B16G16R16,  {16, 16, 16, 16}, {48,  0, 16, 32},  8, 1, 1,  8, FORMAT_ARGB,    NULL,         NULL      },
  73     {D3DFMT_G16R16,        { 0, 16, 16,  0}, { 0,  0, 16,  0},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  74     {D3DFMT_A8,            { 8,  0,  0,  0}, { 0,  0,  0,  0},  1, 1, 1,  1, FORMAT_ARGB,    NULL,         NULL      },
  75     {D3DFMT_A8L8,          { 8,  8,  0,  0}, { 8,  0,  0,  0},  2, 1, 1,  2, FORMAT_ARGB,    la_from_rgba, la_to_rgba},
  76     {D3DFMT_A4L4,          { 4,  4,  0,  0}, { 4,  0,  0,  0},  1, 1, 1,  1, FORMAT_ARGB,    la_from_rgba, la_to_rgba},
  77     {D3DFMT_L8,            { 0,  8,  0,  0}, { 0,  0,  0,  0},  1, 1, 1,  1, FORMAT_ARGB,    la_from_rgba, la_to_rgba},
  78     {D3DFMT_L16,           { 0, 16,  0,  0}, { 0,  0,  0,  0},  2, 1, 1,  2, FORMAT_ARGB,    la_from_rgba, la_to_rgba},
  79     {D3DFMT_DXT1,          { 0,  0,  0,  0}, { 0,  0,  0,  0},  1, 4, 4,  8, FORMAT_DXT,     NULL,         NULL      },
  80     {D3DFMT_DXT2,          { 0,  0,  0,  0}, { 0,  0,  0,  0},  1, 4, 4, 16, FORMAT_DXT,     NULL,         NULL      },
  81     {D3DFMT_DXT3,          { 0,  0,  0,  0}, { 0,  0,  0,  0},  1, 4, 4, 16, FORMAT_DXT,     NULL,         NULL      },
  82     {D3DFMT_DXT4,          { 0,  0,  0,  0}, { 0,  0,  0,  0},  1, 4, 4, 16, FORMAT_DXT,     NULL,         NULL      },
  83     {D3DFMT_DXT5,          { 0,  0,  0,  0}, { 0,  0,  0,  0},  1, 4, 4, 16, FORMAT_DXT,     NULL,         NULL      },
  84     {D3DFMT_R16F,          { 0, 16,  0,  0}, { 0,  0,  0,  0},  2, 1, 1,  2, FORMAT_ARGBF16, NULL,         NULL      },
  85     {D3DFMT_G16R16F,       { 0, 16, 16,  0}, { 0,  0, 16,  0},  4, 1, 1,  4, FORMAT_ARGBF16, NULL,         NULL      },
  86     {D3DFMT_A16B16G16R16F, {16, 16, 16, 16}, {48,  0, 16, 32},  8, 1, 1,  8, FORMAT_ARGBF16, NULL,         NULL      },
  87     {D3DFMT_R32F,          { 0, 32,  0,  0}, { 0,  0,  0,  0},  4, 1, 1,  4, FORMAT_ARGBF,   NULL,         NULL      },
  88     {D3DFMT_G32R32F,       { 0, 32, 32,  0}, { 0,  0, 32,  0},  8, 1, 1,  8, FORMAT_ARGBF,   NULL,         NULL      },
  89     {D3DFMT_A32B32G32R32F, {32, 32, 32, 32}, {96,  0, 32, 64}, 16, 1, 1, 16, FORMAT_ARGBF,   NULL,         NULL      },
  90     {D3DFMT_P8,            { 8,  8,  8,  8}, { 0,  0,  0,  0},  1, 1, 1,  1, FORMAT_INDEX,   NULL,         index_to_rgba},
  91     /* marks last element */
  92     {D3DFMT_UNKNOWN,       { 0,  0,  0,  0}, { 0,  0,  0,  0},  0, 1, 1,  0, FORMAT_UNKNOWN, NULL,         NULL      },
  93 };
  94
  95
  96 /************************************************************
  97  * map_view_of_file
  98  *
  99  * Loads a file into buffer and stores the number of read bytes in length.
 100  *
 101  * PARAMS
 102  *   filename [I] name of the file to be loaded
 103  *   buffer   [O] pointer to destination buffer
 104  *   length   [O] size of the obtained data
 105  *
 106  * RETURNS
 107  *   Success: D3D_OK
 108  *   Failure:
 109  *     see error codes for CreateFileW, GetFileSize, CreateFileMapping and MapViewOfFile
 110  *
 111  * NOTES
 112  *   The caller must UnmapViewOfFile when it doesn't need the data anymore
 113  *
 114  */
 115 HRESULT map_view_of_file(const WCHAR *filename, void **buffer, DWORD *length)
 116 {
 117     HANDLE hfile, hmapping = NULL;
 118
 119     hfile = CreateFileW(filename, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, 0, 0);
 120     if(hfile == INVALID_HANDLE_VALUE) goto error;
 121
 122     *length = GetFileSize(hfile, NULL);
 123     if(*length == INVALID_FILE_SIZE) goto error;
 124
 125     hmapping = CreateFileMappingW(hfile, NULL, PAGE_READONLY, 0, 0, NULL);
 126     if(!hmapping) goto error;
 127
 128     *buffer = MapViewOfFile(hmapping, FILE_MAP_READ, 0, 0, 0);
 129     if(*buffer == NULL) goto error;
 130
 131     CloseHandle(hmapping);
 132     CloseHandle(hfile);
 133
 134     return S_OK;
 135
 136 error:
 137     CloseHandle(hmapping);
 138     CloseHandle(hfile);
 139     return HRESULT_FROM_WIN32(GetLastError());
 140 }
 141
 142 /************************************************************
 143  * load_resource_into_memory
 144  *
 145  * Loads a resource into buffer and stores the number of
 146  * read bytes in length.
 147  *
 148  * PARAMS
 149  *   module  [I] handle to the module
 150  *   resinfo [I] handle to the resource's information block
 151  *   buffer  [O] pointer to destination buffer
 152  *   length  [O] size of the obtained data
 153  *
 154  * RETURNS
 155  *   Success: D3D_OK
 156  *   Failure:
 157  *     See error codes for SizeofResource, LoadResource and LockResource
 158  *
 159  * NOTES
 160  *   The memory doesn't need to be freed by the caller manually
 161  *
 162  */
 163 HRESULT load_resource_into_memory(HMODULE module, HRSRC resinfo, void **buffer, DWORD *length)
 164 {
 165     HGLOBAL resource;
 166
 167     *length = SizeofResource(module, resinfo);
 168     if(*length == 0) return HRESULT_FROM_WIN32(GetLastError());
 169
 170     resource = LoadResource(module, resinfo);
 171     if( !resource ) return HRESULT_FROM_WIN32(GetLastError());
 172
 173     *buffer = LockResource(resource);
 174     if(*buffer == NULL) return HRESULT_FROM_WIN32(GetLastError());
 175
 176     return S_OK;
 177 }
 178
 179 HRESULT write_buffer_to_file(const WCHAR *dst_filename, ID3DXBuffer *buffer)
 180 {
 181     HRESULT hr = S_OK;
 182     void *buffer_pointer;
 183     DWORD buffer_size;
 184     HANDLE file = CreateFileW(dst_filename, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
 185     if (file == INVALID_HANDLE_VALUE)
 186         return HRESULT_FROM_WIN32(GetLastError());
 187
 188     buffer_pointer = ID3DXBuffer_GetBufferPointer(buffer);
 189     buffer_size = ID3DXBuffer_GetBufferSize(buffer);
 190
 191     if (!WriteFile(file, buffer_pointer, buffer_size, NULL, NULL))
 192         hr = HRESULT_FROM_WIN32(GetLastError());
 193
 194     CloseHandle(file);
 195     return hr;
 196 }
 197
 198
 199 /************************************************************
 200  * get_format_info
 201  *
 202  * Returns information about the specified format.
 203  * If the format is unsupported, it's filled with the D3DFMT_UNKNOWN desc.
 204  *
 205  * PARAMS
 206  *   format [I] format whose description is queried
 207  *
 208  */
 209 const struct pixel_format_desc *get_format_info(D3DFORMAT format)
 210 {
 211     unsigned int i = 0;
 212     while(formats[i].format != format && formats[i].format != D3DFMT_UNKNOWN) i++;
 213     if (formats[i].format == D3DFMT_UNKNOWN)
 214         FIXME("Unknown format %#x (as FOURCC %s).\n", format, debugstr_an((const char *)&format, 4));
 215     return &formats[i];
 216 }
 217
 218 const struct pixel_format_desc *get_format_info_idx(int idx)
 219 {
 220     if(idx >= sizeof(formats) / sizeof(formats[0]))
 221         return NULL;
 222     if(formats[idx].format == D3DFMT_UNKNOWN)
 223         return NULL;
 224     return &formats[idx];
 225 }
 226
 227 #define WINE_D3DX_TO_STR(x) case x: return #x
 228
 229 const char *debug_d3dxparameter_class(D3DXPARAMETER_CLASS c)
 230 {
 231     switch (c)
 232     {
 233         WINE_D3DX_TO_STR(D3DXPC_SCALAR);
 234         WINE_D3DX_TO_STR(D3DXPC_VECTOR);
 235         WINE_D3DX_TO_STR(D3DXPC_MATRIX_ROWS);
 236         WINE_D3DX_TO_STR(D3DXPC_MATRIX_COLUMNS);
 237         WINE_D3DX_TO_STR(D3DXPC_OBJECT);
 238         WINE_D3DX_TO_STR(D3DXPC_STRUCT);
 239         default:
 240             FIXME("Unrecognized D3DXPARAMETER_CLASS %#x.\n", c);
 241             return "unrecognized";
 242     }
 243 }
 244
 245 const char *debug_d3dxparameter_type(D3DXPARAMETER_TYPE t)
 246 {
 247     switch (t)
 248     {
 249         WINE_D3DX_TO_STR(D3DXPT_VOID);
 250         WINE_D3DX_TO_STR(D3DXPT_BOOL);
 251         WINE_D3DX_TO_STR(D3DXPT_INT);
 252         WINE_D3DX_TO_STR(D3DXPT_FLOAT);
 253         WINE_D3DX_TO_STR(D3DXPT_STRING);
 254         WINE_D3DX_TO_STR(D3DXPT_TEXTURE);
 255         WINE_D3DX_TO_STR(D3DXPT_TEXTURE1D);
 256         WINE_D3DX_TO_STR(D3DXPT_TEXTURE2D);
 257         WINE_D3DX_TO_STR(D3DXPT_TEXTURE3D);
 258         WINE_D3DX_TO_STR(D3DXPT_TEXTURECUBE);
 259         WINE_D3DX_TO_STR(D3DXPT_SAMPLER);
 260         WINE_D3DX_TO_STR(D3DXPT_SAMPLER1D);
 261         WINE_D3DX_TO_STR(D3DXPT_SAMPLER2D);
 262         WINE_D3DX_TO_STR(D3DXPT_SAMPLER3D);
 263         WINE_D3DX_TO_STR(D3DXPT_SAMPLERCUBE);
 264         WINE_D3DX_TO_STR(D3DXPT_PIXELSHADER);
 265         WINE_D3DX_TO_STR(D3DXPT_VERTEXSHADER);
 266         WINE_D3DX_TO_STR(D3DXPT_PIXELFRAGMENT);
 267         WINE_D3DX_TO_STR(D3DXPT_VERTEXFRAGMENT);
 268         WINE_D3DX_TO_STR(D3DXPT_UNSUPPORTED);
 269         default:
 270             FIXME("Unrecognized D3DXPARAMETER_TYP %#x.\n", t);
 271             return "unrecognized";
 272     }
 273 }
 274
 275 const char *debug_d3dxparameter_registerset(D3DXREGISTER_SET r)
 276 {
 277     switch (r)
 278     {
 279         WINE_D3DX_TO_STR(D3DXRS_BOOL);
 280         WINE_D3DX_TO_STR(D3DXRS_INT4);
 281         WINE_D3DX_TO_STR(D3DXRS_FLOAT4);
 282         WINE_D3DX_TO_STR(D3DXRS_SAMPLER);
 283         default:
 284             FIXME("Unrecognized D3DXREGISTER_SET %#x.\n", r);
 285             return "unrecognized";
 286     }
 287 }
 288
 289 #undef WINE_D3DX_TO_STR
 290
 291 /* parameter type conversion helpers */
 292 static BOOL get_bool(D3DXPARAMETER_TYPE type, const void *data)
 293 {
 294     switch (type)
 295     {
 296         case D3DXPT_FLOAT:
 297         case D3DXPT_INT:
 298         case D3DXPT_BOOL:
 299             return *(DWORD *)data != 0;
 300
 301         case D3DXPT_VOID:
 302             return *(BOOL *)data;
 303
 304         default:
 305             FIXME("Unhandled type %s.\n", debug_d3dxparameter_type(type));
 306             return FALSE;
 307     }
 308 }
 309
 310 static INT get_int(D3DXPARAMETER_TYPE type, const void *data)
 311 {
 312     switch (type)
 313     {
 314         case D3DXPT_FLOAT:
 315             return (INT)(*(FLOAT *)data);
 316
 317         case D3DXPT_INT:
 318         case D3DXPT_VOID:
 319             return *(INT *)data;
 320
 321         case D3DXPT_BOOL:
 322             return get_bool(type, data);
 323
 324         default:
 325             FIXME("Unhandled type %s.\n", debug_d3dxparameter_type(type));
 326             return 0;
 327     }
 328 }
 329
 330 static FLOAT get_float(D3DXPARAMETER_TYPE type, const void *data)
 331 {
 332     switch (type)
 333     {
 334         case D3DXPT_FLOAT:
 335         case D3DXPT_VOID:
 336             return *(FLOAT *)data;
 337
 338         case D3DXPT_INT:
 339             return (FLOAT)(*(INT *)data);
 340
 341         case D3DXPT_BOOL:
 342             return (FLOAT)get_bool(type, data);
 343
 344         default:
 345             FIXME("Unhandled type %s.\n", debug_d3dxparameter_type(type));
 346             return 0.0f;
 347     }
 348 }
 349
 350 void set_number(void *outdata, D3DXPARAMETER_TYPE outtype, const void *indata, D3DXPARAMETER_TYPE intype)
 351 {
 352     if (outtype == intype)
 353     {
 354         *(DWORD *)outdata = *(DWORD *)indata;
 355         return;
 356     }
 357
 358     switch (outtype)
 359     {
 360         case D3DXPT_FLOAT:
 361             *(FLOAT *)outdata = get_float(intype, indata);
 362             break;
 363
 364         case D3DXPT_BOOL:
 365             *(BOOL *)outdata = get_bool(intype, indata);
 366             break;
 367
 368         case D3DXPT_INT:
 369             *(INT *)outdata = get_int(intype, indata);
 370             break;
 371
 372         default:
 373             FIXME("Unhandled type %s.\n", debug_d3dxparameter_type(outtype));
 374             *(DWORD *)outdata = 0;
 375             break;
 376     }
 377 }