xref: /reactos/dll/directx/wine/d3dx9_36/util.c (revision 84ccccab)
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     {D3DFMT_X8L8V8U8,      { 0,  8,  8,  8}, { 0,  0,  8, 16},  4, 1, 1,  4, FORMAT_ARGB,    NULL,         NULL      },
89     /* marks last element */
90     {D3DFMT_UNKNOWN,       { 0,  0,  0,  0}, { 0,  0,  0,  0},  0, 1, 1,  0, FORMAT_UNKNOWN, NULL,         NULL      },
91 };
92 
93 
94 /************************************************************
95  * map_view_of_file
96  *
97  * Loads a file into buffer and stores the number of read bytes in length.
98  *
99  * PARAMS
100  *   filename [I] name of the file to be loaded
101  *   buffer   [O] pointer to destination buffer
102  *   length   [O] size of the obtained data
103  *
104  * RETURNS
105  *   Success: D3D_OK
106  *   Failure:
107  *     see error codes for CreateFileW, GetFileSize, CreateFileMapping and MapViewOfFile
108  *
109  * NOTES
110  *   The caller must UnmapViewOfFile when it doesn't need the data anymore
111  *
112  */
113 HRESULT map_view_of_file(const WCHAR *filename, void **buffer, DWORD *length)
114 {
115     HANDLE hfile, hmapping = NULL;
116 
117     hfile = CreateFileW(filename, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, 0, 0);
118     if(hfile == INVALID_HANDLE_VALUE) goto error;
119 
120     *length = GetFileSize(hfile, NULL);
121     if(*length == INVALID_FILE_SIZE) goto error;
122 
123     hmapping = CreateFileMappingW(hfile, NULL, PAGE_READONLY, 0, 0, NULL);
124     if(!hmapping) goto error;
125 
126     *buffer = MapViewOfFile(hmapping, FILE_MAP_READ, 0, 0, 0);
127     if(*buffer == NULL) goto error;
128 
129     CloseHandle(hmapping);
130     CloseHandle(hfile);
131 
132     return S_OK;
133 
134 error:
135     CloseHandle(hmapping);
136     CloseHandle(hfile);
137     return HRESULT_FROM_WIN32(GetLastError());
138 }
139 
140 /************************************************************
141  * load_resource_into_memory
142  *
143  * Loads a resource into buffer and stores the number of
144  * read bytes in length.
145  *
146  * PARAMS
147  *   module  [I] handle to the module
148  *   resinfo [I] handle to the resource's information block
149  *   buffer  [O] pointer to destination buffer
150  *   length  [O] size of the obtained data
151  *
152  * RETURNS
153  *   Success: D3D_OK
154  *   Failure:
155  *     See error codes for SizeofResource, LoadResource and LockResource
156  *
157  * NOTES
158  *   The memory doesn't need to be freed by the caller manually
159  *
160  */
161 HRESULT load_resource_into_memory(HMODULE module, HRSRC resinfo, void **buffer, DWORD *length)
162 {
163     HGLOBAL resource;
164 
165     *length = SizeofResource(module, resinfo);
166     if(*length == 0) return HRESULT_FROM_WIN32(GetLastError());
167 
168     resource = LoadResource(module, resinfo);
169     if( !resource ) return HRESULT_FROM_WIN32(GetLastError());
170 
171     *buffer = LockResource(resource);
172     if(*buffer == NULL) return HRESULT_FROM_WIN32(GetLastError());
173 
174     return S_OK;
175 }
176 
177 HRESULT write_buffer_to_file(const WCHAR *dst_filename, ID3DXBuffer *buffer)
178 {
179     HRESULT hr = S_OK;
180     void *buffer_pointer;
181     DWORD buffer_size;
182     DWORD bytes_written;
183     HANDLE file = CreateFileW(dst_filename, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
184     if (file == INVALID_HANDLE_VALUE)
185         return HRESULT_FROM_WIN32(GetLastError());
186 
187     buffer_pointer = ID3DXBuffer_GetBufferPointer(buffer);
188     buffer_size = ID3DXBuffer_GetBufferSize(buffer);
189 
190     if (!WriteFile(file, buffer_pointer, buffer_size, &bytes_written, NULL))
191         hr = HRESULT_FROM_WIN32(GetLastError());
192 
193     CloseHandle(file);
194     return hr;
195 }
196 
197 
198 /************************************************************
199  * get_format_info
200  *
201  * Returns information about the specified format.
202  * If the format is unsupported, it's filled with the D3DFMT_UNKNOWN desc.
203  *
204  * PARAMS
205  *   format [I] format whose description is queried
206  *
207  */
208 const struct pixel_format_desc *get_format_info(D3DFORMAT format)
209 {
210     unsigned int i = 0;
211     while(formats[i].format != format && formats[i].format != D3DFMT_UNKNOWN) i++;
212     if (formats[i].format == D3DFMT_UNKNOWN)
213         FIXME("Unknown format %#x (as FOURCC %s).\n", format, debugstr_an((const char *)&format, 4));
214     return &formats[i];
215 }
216 
217 const struct pixel_format_desc *get_format_info_idx(int idx)
218 {
219     if(idx >= sizeof(formats) / sizeof(formats[0]))
220         return NULL;
221     if(formats[idx].format == D3DFMT_UNKNOWN)
222         return NULL;
223     return &formats[idx];
224 }
225 
226 #define WINE_D3DX_TO_STR(x) case x: return #x
227 
228 const char *debug_d3dxparameter_class(D3DXPARAMETER_CLASS c)
229 {
230     switch (c)
231     {
232         WINE_D3DX_TO_STR(D3DXPC_SCALAR);
233         WINE_D3DX_TO_STR(D3DXPC_VECTOR);
234         WINE_D3DX_TO_STR(D3DXPC_MATRIX_ROWS);
235         WINE_D3DX_TO_STR(D3DXPC_MATRIX_COLUMNS);
236         WINE_D3DX_TO_STR(D3DXPC_OBJECT);
237         WINE_D3DX_TO_STR(D3DXPC_STRUCT);
238         default:
239             FIXME("Unrecognized D3DXPARAMETER_CLASS %#x.\n", c);
240             return "unrecognized";
241     }
242 }
243 
244 const char *debug_d3dxparameter_type(D3DXPARAMETER_TYPE t)
245 {
246     switch (t)
247     {
248         WINE_D3DX_TO_STR(D3DXPT_VOID);
249         WINE_D3DX_TO_STR(D3DXPT_BOOL);
250         WINE_D3DX_TO_STR(D3DXPT_INT);
251         WINE_D3DX_TO_STR(D3DXPT_FLOAT);
252         WINE_D3DX_TO_STR(D3DXPT_STRING);
253         WINE_D3DX_TO_STR(D3DXPT_TEXTURE);
254         WINE_D3DX_TO_STR(D3DXPT_TEXTURE1D);
255         WINE_D3DX_TO_STR(D3DXPT_TEXTURE2D);
256         WINE_D3DX_TO_STR(D3DXPT_TEXTURE3D);
257         WINE_D3DX_TO_STR(D3DXPT_TEXTURECUBE);
258         WINE_D3DX_TO_STR(D3DXPT_SAMPLER);
259         WINE_D3DX_TO_STR(D3DXPT_SAMPLER1D);
260         WINE_D3DX_TO_STR(D3DXPT_SAMPLER2D);
261         WINE_D3DX_TO_STR(D3DXPT_SAMPLER3D);
262         WINE_D3DX_TO_STR(D3DXPT_SAMPLERCUBE);
263         WINE_D3DX_TO_STR(D3DXPT_PIXELSHADER);
264         WINE_D3DX_TO_STR(D3DXPT_VERTEXSHADER);
265         WINE_D3DX_TO_STR(D3DXPT_PIXELFRAGMENT);
266         WINE_D3DX_TO_STR(D3DXPT_VERTEXFRAGMENT);
267         WINE_D3DX_TO_STR(D3DXPT_UNSUPPORTED);
268         default:
269             FIXME("Unrecognized D3DXPARAMETER_TYP %#x.\n", t);
270             return "unrecognized";
271     }
272 }
273 
274 const char *debug_d3dxparameter_registerset(D3DXREGISTER_SET r)
275 {
276     switch (r)
277     {
278         WINE_D3DX_TO_STR(D3DXRS_BOOL);
279         WINE_D3DX_TO_STR(D3DXRS_INT4);
280         WINE_D3DX_TO_STR(D3DXRS_FLOAT4);
281         WINE_D3DX_TO_STR(D3DXRS_SAMPLER);
282         default:
283             FIXME("Unrecognized D3DXREGISTER_SET %#x.\n", r);
284             return "unrecognized";
285     }
286 }
287 
288 #undef WINE_D3DX_TO_STR
289 
290 /***********************************************************************
291  * D3DXDebugMute
292  * Returns always FALSE for us.
293  */
294 BOOL WINAPI D3DXDebugMute(BOOL mute)
295 {
296     return FALSE;
297 }
298 
299 /***********************************************************************
300  * D3DXGetDriverLevel.
301  * Returns always 900 (DX 9) for us
302  */
303 UINT WINAPI D3DXGetDriverLevel(struct IDirect3DDevice9 *device)
304 {
305     return 900;
306 }
307