xref: /reactos/dll/directx/wine/d3dx9_36/util.c (revision c530f34e)
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 >= ARRAY_SIZE(formats))
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 /***********************************************************************
295  * D3DXDebugMute
296  * Returns always FALSE for us.
297  */
298 BOOL WINAPI D3DXDebugMute(BOOL mute)
299 {
300     return FALSE;
301 }
302 
303 /***********************************************************************
304  * D3DXGetDriverLevel.
305  * Returns always 900 (DX 9) for us
306  */
307 UINT WINAPI D3DXGetDriverLevel(struct IDirect3DDevice9 *device)
308 {
309     return 900;
310 }
311