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 "config.h"
  21 #include "wine/port.h"
  22
  23 #include "d3dx9_private.h"
  24
  25 WINE_DEFAULT_DEBUG_CHANNEL(d3dx);
  26
  27 static void la_from_rgba(const struct vec4 *rgba, struct vec4 *la)
  28 {
  29     la->x = rgba->x * 0.2125f + rgba->y * 0.7154f + rgba->z * 0.0721f;
  30     la->w = rgba->w;
  31 }
  32
  33 static void la_to_rgba(const struct vec4 *la, struct vec4 *rgba, const PALETTEENTRY *palette)
  34 {
  35     rgba->x = la->x;
  36     rgba->y = la->x;
  37     rgba->z = la->x;
  38     rgba->w = la->w;
  39 }
  40
  41 static void index_to_rgba(const struct vec4 *index, struct vec4 *rgba, const PALETTEENTRY *palette)
  42 {
  43     ULONG idx = (ULONG)(index->x * 255.0f + 0.5f);
  44
  45     rgba->x = palette[idx].peRed / 255.0f;
  46     rgba->y = palette[idx].peGreen / 255.0f;
  47     rgba->z = palette[idx].peBlue / 255.0f;
  48     rgba->w = palette[idx].peFlags / 255.0f; /* peFlags is the alpha component in DX8 and higher */
  49 }
  50
  51 /************************************************************
  52  * pixel format table providing info about number of bytes per pixel,
  53  * number of bits per channel and format type.
  54  *
  55  * Call get_format_info to request information about a specific format.
  56  */
  57 static const struct pixel_format_desc formats[] =
  58 {
  59     /* format              bpc               shifts             bpp blocks   type            from_rgba     to_rgba */
  60     {D3DFMT_R8G8B8,        { 0,  8,  8,  8}, { 0, 16,  8,  0},  3, 1, 1,  3, FORMAT_ARGB,    NULL,         NULL      },
  61     {D3DFMT_A8R8G8B8,      { 8,  8,  8,  8}, {24, 16,  8,  0},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  62     {D3DFMT_X8R8G8B8,      { 0,  8,  8,  8}, { 0, 16,  8,  0},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  63     {D3DFMT_A8B8G8R8,      { 8,  8,  8,  8}, {24,  0,  8, 16},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  64     {D3DFMT_X8B8G8R8,      { 0,  8,  8,  8}, { 0,  0,  8, 16},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  65     {D3DFMT_R5G6B5,        { 0,  5,  6,  5}, { 0, 11,  5,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  66     {D3DFMT_X1R5G5B5,      { 0,  5,  5,  5}, { 0, 10,  5,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  67     {D3DFMT_A1R5G5B5,      { 1,  5,  5,  5}, {15, 10,  5,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  68     {D3DFMT_R3G3B2,        { 0,  3,  3,  2}, { 0,  5,  2,  0},  1, 1, 1,  1, FORMAT_ARGB,    NULL,         NULL      },
  69     {D3DFMT_A8R3G3B2,      { 8,  3,  3,  2}, { 8,  5,  2,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  70     {D3DFMT_A4R4G4B4,      { 4,  4,  4,  4}, {12,  8,  4,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  71     {D3DFMT_X4R4G4B4,      { 0,  4,  4,  4}, { 0,  8,  4,  0},  2, 1, 1,  2, FORMAT_ARGB,    NULL,         NULL      },
  72     {D3DFMT_A2R10G10B10,   { 2, 10, 10, 10}, {30, 20, 10,  0},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  73     {D3DFMT_A2B10G10R10,   { 2, 10, 10, 10}, {30,  0, 10, 20},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  74     {D3DFMT_A16B16G16R16,  {16, 16, 16, 16}, {48,  0, 16, 32},  8, 1, 1,  8, FORMAT_ARGB,    NULL,         NULL      },
  75     {D3DFMT_G16R16,        { 0, 16, 16,  0}, { 0,  0, 16,  0},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
  76     {D3DFMT_A8,            { 8,  0,  0,  0}, { 0,  0,  0,  0},  1, 1, 1,  1, FORMAT_ARGB,    NULL,         NULL      },
  77     {D3DFMT_A8L8,          { 8,  8,  0,  0}, { 8,  0,  0,  0},  2, 1, 1,  2, FORMAT_ARGB,    la_from_rgba, la_to_rgba},
  78     {D3DFMT_A4L4,          { 4,  4,  0,  0}, { 4,  0,  0,  0},  1, 1, 1,  1, FORMAT_ARGB,    la_from_rgba, la_to_rgba},
  79     {D3DFMT_L8,            { 0,  8,  0,  0}, { 0,  0,  0,  0},  1, 1, 1,  1, FORMAT_ARGB,    la_from_rgba, la_to_rgba},
  80     {D3DFMT_L16,           { 0, 16,  0,  0}, { 0,  0,  0,  0},  2, 1, 1,  2, FORMAT_ARGB,    la_from_rgba, la_to_rgba},
  81     {D3DFMT_DXT1,          { 0,  0,  0,  0}, { 0,  0,  0,  0},  1, 4, 4,  8, FORMAT_DXT,     NULL,         NULL      },
  82     {D3DFMT_DXT2,          { 0,  0,  0,  0}, { 0,  0,  0,  0},  1, 4, 4, 16, FORMAT_DXT,     NULL,         NULL      },
  83     {D3DFMT_DXT3,          { 0,  0,  0,  0}, { 0,  0,  0,  0},  1, 4, 4, 16, FORMAT_DXT,     NULL,         NULL      },
  84     {D3DFMT_DXT4,          { 0,  0,  0,  0}, { 0,  0,  0,  0},  1, 4, 4, 16, FORMAT_DXT,     NULL,         NULL      },
  85     {D3DFMT_DXT5,          { 0,  0,  0,  0}, { 0,  0,  0,  0},  1, 4, 4, 16, FORMAT_DXT,     NULL,         NULL      },
  86     {D3DFMT_R16F,          { 0, 16,  0,  0}, { 0,  0,  0,  0},  2, 1, 1,  2, FORMAT_ARGBF16, NULL,         NULL      },
  87     {D3DFMT_G16R16F,       { 0, 16, 16,  0}, { 0,  0, 16,  0},  4, 1, 1,  4, FORMAT_ARGBF16, NULL,         NULL      },
  88     {D3DFMT_A16B16G16R16F, {16, 16, 16, 16}, {48,  0, 16, 32},  8, 1, 1,  8, FORMAT_ARGBF16, NULL,         NULL      },
  89     {D3DFMT_R32F,          { 0, 32,  0,  0}, { 0,  0,  0,  0},  4, 1, 1,  4, FORMAT_ARGBF,   NULL,         NULL      },
  90     {D3DFMT_G32R32F,       { 0, 32, 32,  0}, { 0,  0, 32,  0},  8, 1, 1,  8, FORMAT_ARGBF,   NULL,         NULL      },
  91     {D3DFMT_A32B32G32R32F, {32, 32, 32, 32}, {96,  0, 32, 64}, 16, 1, 1, 16, FORMAT_ARGBF,   NULL,         NULL      },
  92     {D3DFMT_P8,            { 8,  8,  8,  8}, { 0,  0,  0,  0},  1, 1, 1,  1, FORMAT_INDEX,   NULL,         index_to_rgba},
  93     /* marks last element */
  94     {D3DFMT_UNKNOWN,       { 0,  0,  0,  0}, { 0,  0,  0,  0},  0, 1, 1,  0, FORMAT_UNKNOWN, NULL,         NULL      },
  95 };
  96
  97
  98 /************************************************************
  99  * map_view_of_file
 100  *
 101  * Loads a file into buffer and stores the number of read bytes in length.
 102  *
 103  * PARAMS
 104  *   filename [I] name of the file to be loaded
 105  *   buffer   [O] pointer to destination buffer
 106  *   length   [O] size of the obtained data
 107  *
 108  * RETURNS
 109  *   Success: D3D_OK
 110  *   Failure:
 111  *     see error codes for CreateFileW, GetFileSize, CreateFileMapping and MapViewOfFile
 112  *
 113  * NOTES
 114  *   The caller must UnmapViewOfFile when it doesn't need the data anymore
 115  *
 116  */
 117 HRESULT map_view_of_file(const WCHAR *filename, void **buffer, DWORD *length)
 118 {
 119     HANDLE hfile, hmapping = NULL;
 120
 121     hfile = CreateFileW(filename, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, 0, 0);
 122     if(hfile == INVALID_HANDLE_VALUE) goto error;
 123
 124     *length = GetFileSize(hfile, NULL);
 125     if(*length == INVALID_FILE_SIZE) goto error;
 126
 127     hmapping = CreateFileMappingW(hfile, NULL, PAGE_READONLY, 0, 0, NULL);
 128     if(!hmapping) goto error;
 129
 130     *buffer = MapViewOfFile(hmapping, FILE_MAP_READ, 0, 0, 0);
 131     if(*buffer == NULL) goto error;
 132
 133     CloseHandle(hmapping);
 134     CloseHandle(hfile);
 135
 136     return S_OK;
 137
 138 error:
 139     CloseHandle(hmapping);
 140     CloseHandle(hfile);
 141     return HRESULT_FROM_WIN32(GetLastError());
 142 }
 143
 144 /************************************************************
 145  * load_resource_into_memory
 146  *
 147  * Loads a resource into buffer and stores the number of
 148  * read bytes in length.
 149  *
 150  * PARAMS
 151  *   module  [I] handle to the module
 152  *   resinfo [I] handle to the resource's information block
 153  *   buffer  [O] pointer to destination buffer
 154  *   length  [O] size of the obtained data
 155  *
 156  * RETURNS
 157  *   Success: D3D_OK
 158  *   Failure:
 159  *     See error codes for SizeofResource, LoadResource and LockResource
 160  *
 161  * NOTES
 162  *   The memory doesn't need to be freed by the caller manually
 163  *
 164  */
 165 HRESULT load_resource_into_memory(HMODULE module, HRSRC resinfo, void **buffer, DWORD *length)
 166 {
 167     HGLOBAL resource;
 168
 169     *length = SizeofResource(module, resinfo);
 170     if(*length == 0) return HRESULT_FROM_WIN32(GetLastError());
 171
 172     resource = LoadResource(module, resinfo);
 173     if( !resource ) return HRESULT_FROM_WIN32(GetLastError());
 174
 175     *buffer = LockResource(resource);
 176     if(*buffer == NULL) return HRESULT_FROM_WIN32(GetLastError());
 177
 178     return S_OK;
 179 }
 180
 181 HRESULT write_buffer_to_file(const WCHAR *dst_filename, ID3DXBuffer *buffer)
 182 {
 183     HRESULT hr = S_OK;
 184     void *buffer_pointer;
 185     DWORD buffer_size;
 186     DWORD bytes_written;
 187     HANDLE file = CreateFileW(dst_filename, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
 188     if (file == INVALID_HANDLE_VALUE)
 189         return HRESULT_FROM_WIN32(GetLastError());
 190
 191     buffer_pointer = ID3DXBuffer_GetBufferPointer(buffer);
 192     buffer_size = ID3DXBuffer_GetBufferSize(buffer);
 193
 194     if (!WriteFile(file, buffer_pointer, buffer_size, &bytes_written, NULL))
 195         hr = HRESULT_FROM_WIN32(GetLastError());
 196
 197     CloseHandle(file);
 198     return hr;
 199 }
 200
 201
 202 /************************************************************
 203  * get_format_info
 204  *
 205  * Returns information about the specified format.
 206  * If the format is unsupported, it's filled with the D3DFMT_UNKNOWN desc.
 207  *
 208  * PARAMS
 209  *   format [I] format whose description is queried
 210  *
 211  */
 212 const struct pixel_format_desc *get_format_info(D3DFORMAT format)
 213 {
 214     unsigned int i = 0;
 215     while(formats[i].format != format && formats[i].format != D3DFMT_UNKNOWN) i++;
 216     if (formats[i].format == D3DFMT_UNKNOWN)
 217         FIXME("Unknown format %#x (as FOURCC %s).\n", format, debugstr_an((const char *)&format, 4));
 218     return &formats[i];
 219 }
 220
 221 const struct pixel_format_desc *get_format_info_idx(int idx)
 222 {
 223     if(idx >= sizeof(formats) / sizeof(formats[0]))
 224         return NULL;
 225     if(formats[idx].format == D3DFMT_UNKNOWN)
 226         return NULL;
 227     return &formats[idx];
 228 }
 229
 230 #define WINE_D3DX_TO_STR(x) case x: return #x
 231
 232 const char *debug_d3dxparameter_class(D3DXPARAMETER_CLASS c)
 233 {
 234     switch (c)
 235     {
 236         WINE_D3DX_TO_STR(D3DXPC_SCALAR);
 237         WINE_D3DX_TO_STR(D3DXPC_VECTOR);
 238         WINE_D3DX_TO_STR(D3DXPC_MATRIX_ROWS);
 239         WINE_D3DX_TO_STR(D3DXPC_MATRIX_COLUMNS);
 240         WINE_D3DX_TO_STR(D3DXPC_OBJECT);
 241         WINE_D3DX_TO_STR(D3DXPC_STRUCT);
 242         default:
 243             FIXME("Unrecognized D3DXPARAMETER_CLASS %#x.\n", c);
 244             return "unrecognized";
 245     }
 246 }
 247
 248 const char *debug_d3dxparameter_type(D3DXPARAMETER_TYPE t)
 249 {
 250     switch (t)
 251     {
 252         WINE_D3DX_TO_STR(D3DXPT_VOID);
 253         WINE_D3DX_TO_STR(D3DXPT_BOOL);
 254         WINE_D3DX_TO_STR(D3DXPT_INT);
 255         WINE_D3DX_TO_STR(D3DXPT_FLOAT);
 256         WINE_D3DX_TO_STR(D3DXPT_STRING);
 257         WINE_D3DX_TO_STR(D3DXPT_TEXTURE);
 258         WINE_D3DX_TO_STR(D3DXPT_TEXTURE1D);
 259         WINE_D3DX_TO_STR(D3DXPT_TEXTURE2D);
 260         WINE_D3DX_TO_STR(D3DXPT_TEXTURE3D);
 261         WINE_D3DX_TO_STR(D3DXPT_TEXTURECUBE);
 262         WINE_D3DX_TO_STR(D3DXPT_SAMPLER);
 263         WINE_D3DX_TO_STR(D3DXPT_SAMPLER1D);
 264         WINE_D3DX_TO_STR(D3DXPT_SAMPLER2D);
 265         WINE_D3DX_TO_STR(D3DXPT_SAMPLER3D);
 266         WINE_D3DX_TO_STR(D3DXPT_SAMPLERCUBE);
 267         WINE_D3DX_TO_STR(D3DXPT_PIXELSHADER);
 268         WINE_D3DX_TO_STR(D3DXPT_VERTEXSHADER);
 269         WINE_D3DX_TO_STR(D3DXPT_PIXELFRAGMENT);
 270         WINE_D3DX_TO_STR(D3DXPT_VERTEXFRAGMENT);
 271         WINE_D3DX_TO_STR(D3DXPT_UNSUPPORTED);
 272         default:
 273             FIXME("Unrecognized D3DXPARAMETER_TYP %#x.\n", t);
 274             return "unrecognized";
 275     }
 276 }
 277
 278 const char *debug_d3dxparameter_registerset(D3DXREGISTER_SET r)
 279 {
 280     switch (r)
 281     {
 282         WINE_D3DX_TO_STR(D3DXRS_BOOL);
 283         WINE_D3DX_TO_STR(D3DXRS_INT4);
 284         WINE_D3DX_TO_STR(D3DXRS_FLOAT4);
 285         WINE_D3DX_TO_STR(D3DXRS_SAMPLER);
 286         default:
 287             FIXME("Unrecognized D3DXREGISTER_SET %#x.\n", r);
 288             return "unrecognized";
 289     }
 290 }
 291
 292 #undef WINE_D3DX_TO_STR
 293
 294 /* parameter type conversion helpers */
 295 static BOOL get_bool(D3DXPARAMETER_TYPE type, const void *data)
 296 {
 297     switch (type)
 298     {
 299         case D3DXPT_FLOAT:
 300         case D3DXPT_INT:
 301         case D3DXPT_BOOL:
 302             return *(DWORD *)data != 0;
 303
 304         case D3DXPT_VOID:
 305             return *(BOOL *)data;
 306
 307         default:
 308             FIXME("Unhandled type %s.\n", debug_d3dxparameter_type(type));
 309             return FALSE;
 310     }
 311 }
 312
 313 static INT get_int(D3DXPARAMETER_TYPE type, const void *data)
 314 {
 315     switch (type)
 316     {
 317         case D3DXPT_FLOAT:
 318             return (INT)(*(FLOAT *)data);
 319
 320         case D3DXPT_INT:
 321         case D3DXPT_VOID:
 322             return *(INT *)data;
 323
 324         case D3DXPT_BOOL:
 325             return get_bool(type, data);
 326
 327         default:
 328             FIXME("Unhandled type %s.\n", debug_d3dxparameter_type(type));
 329             return 0;
 330     }
 331 }
 332
 333 static FLOAT get_float(D3DXPARAMETER_TYPE type, const void *data)
 334 {
 335     switch (type)
 336     {
 337         case D3DXPT_FLOAT:
 338         case D3DXPT_VOID:
 339             return *(FLOAT *)data;
 340
 341         case D3DXPT_INT:
 342             return (FLOAT)(*(INT *)data);
 343
 344         case D3DXPT_BOOL:
 345             return (FLOAT)get_bool(type, data);
 346
 347         default:
 348             FIXME("Unhandled type %s.\n", debug_d3dxparameter_type(type));
 349             return 0.0f;
 350     }
 351 }
 352
 353 void set_number(void *outdata, D3DXPARAMETER_TYPE outtype, const void *indata, D3DXPARAMETER_TYPE intype)
 354 {
 355     if (outtype == intype)
 356     {
 357         *(DWORD *)outdata = *(DWORD *)indata;
 358         return;
 359     }
 360
 361     switch (outtype)
 362     {
 363         case D3DXPT_FLOAT:
 364             *(FLOAT *)outdata = get_float(intype, indata);
 365             break;
 366
 367         case D3DXPT_BOOL:
 368             *(BOOL *)outdata = get_bool(intype, indata);
 369             break;
 370
 371         case D3DXPT_INT:
 372             *(INT *)outdata = get_int(intype, indata);
 373             break;
 374
 375         default:
 376             FIXME("Unhandled type %s.\n", debug_d3dxparameter_type(outtype));
 377             *(DWORD *)outdata = 0;
 378             break;
 379     }
 380 }