1 /**************************************************************************
2 *
3 * Copyright 2012-2021 VMware, Inc.
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
18 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
19 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
20 * USE OR OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * The above copyright notice and this permission notice (including the
23 * next paragraph) shall be included in all copies or substantial portions
24 * of the Software.
25 *
26 **************************************************************************/
27
28 /*
29 * Format.h --
30 * Functions for format manipulation.
31 */
32
33
34 #include <stdint.h>
35
36 #include "Format.h"
37 #include "State.h"
38
39 #include "Debug.h"
40
41
42 /* XXX: for a time llvmpipe didn't support SRGB */
43 #define HAVE_SRGB 1
44
45
46 enum pipe_format
FormatTranslate(DXGI_FORMAT Format,BOOL depth)47 FormatTranslate(DXGI_FORMAT Format, BOOL depth)
48 {
49 switch (Format) {
50
51 case DXGI_FORMAT_UNKNOWN:
52 return PIPE_FORMAT_NONE;
53
54 case DXGI_FORMAT_R32G32B32A32_FLOAT:
55 return PIPE_FORMAT_R32G32B32A32_FLOAT;
56 case DXGI_FORMAT_R32G32B32A32_UINT:
57 return PIPE_FORMAT_R32G32B32A32_UINT;
58 case DXGI_FORMAT_R32G32B32A32_SINT:
59 return PIPE_FORMAT_R32G32B32A32_SINT;
60 case DXGI_FORMAT_R32G32B32_FLOAT:
61 return PIPE_FORMAT_R32G32B32_FLOAT;
62 case DXGI_FORMAT_R32G32B32_UINT:
63 return PIPE_FORMAT_R32G32B32_UINT;
64 case DXGI_FORMAT_R32G32B32_SINT:
65 return PIPE_FORMAT_R32G32B32_SINT;
66 case DXGI_FORMAT_R16G16B16A16_UNORM:
67 return PIPE_FORMAT_R16G16B16A16_UNORM;
68 case DXGI_FORMAT_R16G16B16A16_UINT:
69 return PIPE_FORMAT_R16G16B16A16_UINT;
70 case DXGI_FORMAT_R16G16B16A16_SNORM:
71 return PIPE_FORMAT_R16G16B16A16_SNORM;
72 case DXGI_FORMAT_R16G16B16A16_SINT:
73 return PIPE_FORMAT_R16G16B16A16_SINT;
74 case DXGI_FORMAT_R32G32_FLOAT:
75 return PIPE_FORMAT_R32G32_FLOAT;
76 case DXGI_FORMAT_R32G32_UINT:
77 return PIPE_FORMAT_R32G32_UINT;
78 case DXGI_FORMAT_R32G32_SINT:
79 return PIPE_FORMAT_R32G32_SINT;
80 case DXGI_FORMAT_R8G8B8A8_UNORM:
81 return PIPE_FORMAT_R8G8B8A8_UNORM;
82 case DXGI_FORMAT_R8G8B8A8_UINT:
83 return PIPE_FORMAT_R8G8B8A8_UINT;
84 case DXGI_FORMAT_R8G8B8A8_SNORM:
85 return PIPE_FORMAT_R8G8B8A8_SNORM;
86 case DXGI_FORMAT_R8G8B8A8_SINT:
87 return PIPE_FORMAT_R8G8B8A8_SINT;
88 case DXGI_FORMAT_R16G16_UNORM:
89 return PIPE_FORMAT_R16G16_UNORM;
90 case DXGI_FORMAT_R16G16_UINT:
91 return PIPE_FORMAT_R16G16_UINT;
92 case DXGI_FORMAT_R16G16_SNORM:
93 return PIPE_FORMAT_R16G16_SNORM;
94 case DXGI_FORMAT_R16G16_SINT:
95 return PIPE_FORMAT_R16G16_SINT;
96 case DXGI_FORMAT_D32_FLOAT:
97 return PIPE_FORMAT_Z32_FLOAT;
98 case DXGI_FORMAT_R32_FLOAT:
99 return PIPE_FORMAT_R32_FLOAT;
100 case DXGI_FORMAT_R32_UINT:
101 return PIPE_FORMAT_R32_UINT;
102 case DXGI_FORMAT_R32_SINT:
103 return PIPE_FORMAT_R32_SINT;
104 case DXGI_FORMAT_D24_UNORM_S8_UINT:
105 return PIPE_FORMAT_Z24_UNORM_S8_UINT;
106 case DXGI_FORMAT_R8G8_UNORM:
107 return PIPE_FORMAT_R8G8_UNORM;
108 case DXGI_FORMAT_R8G8_UINT:
109 return PIPE_FORMAT_R8G8_UINT;
110 case DXGI_FORMAT_R8G8_SNORM:
111 return PIPE_FORMAT_R8G8_SNORM;
112 case DXGI_FORMAT_R8G8_SINT:
113 return PIPE_FORMAT_R8G8_SINT;
114 case DXGI_FORMAT_D16_UNORM:
115 return PIPE_FORMAT_Z16_UNORM;
116 case DXGI_FORMAT_R16_UNORM:
117 return PIPE_FORMAT_R16_UNORM;
118 case DXGI_FORMAT_R16_UINT:
119 return PIPE_FORMAT_R16_UINT;
120 case DXGI_FORMAT_R16_SNORM:
121 return PIPE_FORMAT_R16_SNORM;
122 case DXGI_FORMAT_R16_SINT:
123 return PIPE_FORMAT_R16_SINT;
124 case DXGI_FORMAT_R8_UNORM:
125 return PIPE_FORMAT_R8_UNORM;
126 case DXGI_FORMAT_R8_UINT:
127 return PIPE_FORMAT_R8_UINT;
128 case DXGI_FORMAT_R8_SNORM:
129 return PIPE_FORMAT_R8_SNORM;
130 case DXGI_FORMAT_R8_SINT:
131 return PIPE_FORMAT_R8_SINT;
132 case DXGI_FORMAT_A8_UNORM:
133 return PIPE_FORMAT_A8_UNORM;
134 case DXGI_FORMAT_BC1_UNORM:
135 return PIPE_FORMAT_DXT1_RGBA;
136 case DXGI_FORMAT_BC1_UNORM_SRGB:
137 #if HAVE_SRGB
138 return PIPE_FORMAT_DXT1_SRGBA;
139 #else
140 return PIPE_FORMAT_DXT1_RGBA;
141 #endif
142 case DXGI_FORMAT_BC2_UNORM:
143 return PIPE_FORMAT_DXT3_RGBA;
144 case DXGI_FORMAT_BC2_UNORM_SRGB:
145 #if HAVE_SRGB
146 return PIPE_FORMAT_DXT3_SRGBA;
147 #else
148 return PIPE_FORMAT_DXT3_RGBA;
149 #endif
150 case DXGI_FORMAT_BC3_UNORM:
151 return PIPE_FORMAT_DXT5_RGBA;
152 case DXGI_FORMAT_BC3_UNORM_SRGB:
153 #if HAVE_SRGB
154 return PIPE_FORMAT_DXT5_SRGBA;
155 #else
156 return PIPE_FORMAT_DXT5_RGBA;
157 #endif
158 case DXGI_FORMAT_R8G8B8A8_UNORM_SRGB:
159 #if HAVE_SRGB
160 return PIPE_FORMAT_R8G8B8A8_SRGB;
161 #else
162 return PIPE_FORMAT_R8G8B8A8_UNORM;
163 #endif
164
165 /* Gallium has no typeless formats. We simply use an equivalent
166 * typed format.
167 */
168 case DXGI_FORMAT_R8G8B8A8_TYPELESS:
169 return PIPE_FORMAT_R8G8B8A8_UNORM;
170 case DXGI_FORMAT_BC1_TYPELESS:
171 return PIPE_FORMAT_DXT1_RGBA;
172 case DXGI_FORMAT_BC2_TYPELESS:
173 return PIPE_FORMAT_DXT3_RGBA;
174 case DXGI_FORMAT_BC3_TYPELESS:
175 return PIPE_FORMAT_DXT5_RGBA;
176 case DXGI_FORMAT_R8_TYPELESS:
177 return PIPE_FORMAT_R8_UNORM;
178 case DXGI_FORMAT_R32G32B32A32_TYPELESS:
179 return PIPE_FORMAT_R32G32B32A32_UNORM;
180 case DXGI_FORMAT_R32G32B32_TYPELESS:
181 return PIPE_FORMAT_R32G32B32_UNORM;
182 case DXGI_FORMAT_R16G16B16A16_TYPELESS:
183 return PIPE_FORMAT_R16G16B16A16_UNORM;
184 case DXGI_FORMAT_R32G32_TYPELESS:
185 return PIPE_FORMAT_R32G32_UNORM;
186 case DXGI_FORMAT_R8G8_TYPELESS:
187 return PIPE_FORMAT_R8G8_UNORM;
188 case DXGI_FORMAT_R16_TYPELESS:
189 return depth ? PIPE_FORMAT_Z16_UNORM : PIPE_FORMAT_R16_UNORM;
190 case DXGI_FORMAT_R16G16_TYPELESS:
191 return PIPE_FORMAT_R16G16_UNORM;
192 case DXGI_FORMAT_R32_TYPELESS:
193 return depth ? PIPE_FORMAT_Z32_FLOAT : PIPE_FORMAT_R32_FLOAT;
194 case DXGI_FORMAT_R24G8_TYPELESS:
195 return PIPE_FORMAT_Z24_UNORM_S8_UINT;
196 case DXGI_FORMAT_R24_UNORM_X8_TYPELESS:
197 return PIPE_FORMAT_Z24X8_UNORM;
198 case DXGI_FORMAT_X24_TYPELESS_G8_UINT:
199 return PIPE_FORMAT_Z24_UNORM_S8_UINT;
200
201 case DXGI_FORMAT_R8G8_B8G8_UNORM:
202 return PIPE_FORMAT_R8G8_B8G8_UNORM;
203 case DXGI_FORMAT_G8R8_G8B8_UNORM:
204 return PIPE_FORMAT_G8R8_G8B8_UNORM;
205
206 case DXGI_FORMAT_R16G16B16A16_FLOAT:
207 return PIPE_FORMAT_R16G16B16A16_FLOAT;
208 case DXGI_FORMAT_R16G16_FLOAT:
209 return PIPE_FORMAT_R16G16_FLOAT;
210 case DXGI_FORMAT_R16_FLOAT:
211 return PIPE_FORMAT_R16_FLOAT;
212 case DXGI_FORMAT_R9G9B9E5_SHAREDEXP:
213 return PIPE_FORMAT_R9G9B9E5_FLOAT;
214 case DXGI_FORMAT_R1_UNORM:
215 return PIPE_FORMAT_R1_UNORM;
216
217 case DXGI_FORMAT_D32_FLOAT_S8X24_UINT:
218 case DXGI_FORMAT_R32G8X24_TYPELESS:
219 case DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS:
220 case DXGI_FORMAT_X32_TYPELESS_G8X24_UINT:
221 return PIPE_FORMAT_Z32_FLOAT_S8X24_UINT;
222
223 case DXGI_FORMAT_R10G10B10A2_TYPELESS:
224 case DXGI_FORMAT_R10G10B10A2_UNORM:
225 return PIPE_FORMAT_R10G10B10A2_UNORM;
226 case DXGI_FORMAT_R10G10B10A2_UINT:
227 return PIPE_FORMAT_R10G10B10A2_UINT;
228 case DXGI_FORMAT_R11G11B10_FLOAT:
229 return PIPE_FORMAT_R11G11B10_FLOAT;
230
231 case DXGI_FORMAT_BC4_TYPELESS:
232 case DXGI_FORMAT_BC4_UNORM:
233 return PIPE_FORMAT_RGTC1_UNORM;
234 case DXGI_FORMAT_BC4_SNORM:
235 return PIPE_FORMAT_RGTC1_SNORM;
236
237 case DXGI_FORMAT_BC5_TYPELESS:
238 case DXGI_FORMAT_BC5_UNORM:
239 return PIPE_FORMAT_RGTC2_UNORM;
240 case DXGI_FORMAT_BC5_SNORM:
241 return PIPE_FORMAT_RGTC2_SNORM;
242
243 case DXGI_FORMAT_B5G6R5_UNORM:
244 return PIPE_FORMAT_B5G6R5_UNORM;
245 case DXGI_FORMAT_B5G5R5A1_UNORM:
246 return PIPE_FORMAT_B5G5R5A1_UNORM;
247 case DXGI_FORMAT_B8G8R8A8_UNORM:
248 return PIPE_FORMAT_B8G8R8A8_UNORM;
249 case DXGI_FORMAT_B8G8R8X8_UNORM:
250 return PIPE_FORMAT_B8G8R8X8_UNORM;
251 case DXGI_FORMAT_B8G8R8A8_TYPELESS:
252 return PIPE_FORMAT_B8G8R8A8_UNORM;
253 case DXGI_FORMAT_B8G8R8A8_UNORM_SRGB:
254 #if HAVE_SRGB
255 return PIPE_FORMAT_B8G8R8A8_SRGB;
256 #else
257 return PIPE_FORMAT_B8G8R8A8_UNORM;
258 #endif
259 case DXGI_FORMAT_B8G8R8X8_TYPELESS:
260 return PIPE_FORMAT_B8G8R8X8_UNORM;
261 case DXGI_FORMAT_B8G8R8X8_UNORM_SRGB:
262 #if HAVE_SRGB
263 return PIPE_FORMAT_B8G8R8X8_SRGB;
264 #else
265 return PIPE_FORMAT_B8G8R8X8_UNORM;
266 #endif
267
268 case DXGI_FORMAT_R10G10B10_XR_BIAS_A2_UNORM:
269 return PIPE_FORMAT_R10G10B10A2_UNORM;
270
271 default:
272 DebugPrintf("%s: unsupported format %s\n",
273 __FUNCTION__, FormatToName(Format));
274 return PIPE_FORMAT_NONE;
275 }
276 }
277
278
279
280 #define CASE(fmt) case fmt: return #fmt
281
282 const char *
FormatToName(DXGI_FORMAT Format)283 FormatToName(DXGI_FORMAT Format)
284 {
285 switch (Format) {
286 CASE(DXGI_FORMAT_UNKNOWN);
287 CASE(DXGI_FORMAT_R32G32B32A32_TYPELESS);
288 CASE(DXGI_FORMAT_R32G32B32A32_FLOAT);
289 CASE(DXGI_FORMAT_R32G32B32A32_UINT);
290 CASE(DXGI_FORMAT_R32G32B32A32_SINT);
291 CASE(DXGI_FORMAT_R32G32B32_TYPELESS);
292 CASE(DXGI_FORMAT_R32G32B32_FLOAT);
293 CASE(DXGI_FORMAT_R32G32B32_UINT);
294 CASE(DXGI_FORMAT_R32G32B32_SINT);
295 CASE(DXGI_FORMAT_R16G16B16A16_TYPELESS);
296 CASE(DXGI_FORMAT_R16G16B16A16_FLOAT);
297 CASE(DXGI_FORMAT_R16G16B16A16_UNORM);
298 CASE(DXGI_FORMAT_R16G16B16A16_UINT);
299 CASE(DXGI_FORMAT_R16G16B16A16_SNORM);
300 CASE(DXGI_FORMAT_R16G16B16A16_SINT);
301 CASE(DXGI_FORMAT_R32G32_TYPELESS);
302 CASE(DXGI_FORMAT_R32G32_FLOAT);
303 CASE(DXGI_FORMAT_R32G32_UINT);
304 CASE(DXGI_FORMAT_R32G32_SINT);
305 CASE(DXGI_FORMAT_R32G8X24_TYPELESS);
306 CASE(DXGI_FORMAT_D32_FLOAT_S8X24_UINT);
307 CASE(DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS);
308 CASE(DXGI_FORMAT_X32_TYPELESS_G8X24_UINT);
309 CASE(DXGI_FORMAT_R10G10B10A2_TYPELESS);
310 CASE(DXGI_FORMAT_R10G10B10A2_UNORM);
311 CASE(DXGI_FORMAT_R10G10B10A2_UINT);
312 CASE(DXGI_FORMAT_R11G11B10_FLOAT);
313 CASE(DXGI_FORMAT_R8G8B8A8_TYPELESS);
314 CASE(DXGI_FORMAT_R8G8B8A8_UNORM);
315 CASE(DXGI_FORMAT_R8G8B8A8_UNORM_SRGB);
316 CASE(DXGI_FORMAT_R8G8B8A8_UINT);
317 CASE(DXGI_FORMAT_R8G8B8A8_SNORM);
318 CASE(DXGI_FORMAT_R8G8B8A8_SINT);
319 CASE(DXGI_FORMAT_R16G16_TYPELESS);
320 CASE(DXGI_FORMAT_R16G16_FLOAT);
321 CASE(DXGI_FORMAT_R16G16_UNORM);
322 CASE(DXGI_FORMAT_R16G16_UINT);
323 CASE(DXGI_FORMAT_R16G16_SNORM);
324 CASE(DXGI_FORMAT_R16G16_SINT);
325 CASE(DXGI_FORMAT_R32_TYPELESS);
326 CASE(DXGI_FORMAT_D32_FLOAT);
327 CASE(DXGI_FORMAT_R32_FLOAT);
328 CASE(DXGI_FORMAT_R32_UINT);
329 CASE(DXGI_FORMAT_R32_SINT);
330 CASE(DXGI_FORMAT_R24G8_TYPELESS);
331 CASE(DXGI_FORMAT_D24_UNORM_S8_UINT);
332 CASE(DXGI_FORMAT_R24_UNORM_X8_TYPELESS);
333 CASE(DXGI_FORMAT_X24_TYPELESS_G8_UINT);
334 CASE(DXGI_FORMAT_R8G8_TYPELESS);
335 CASE(DXGI_FORMAT_R8G8_UNORM);
336 CASE(DXGI_FORMAT_R8G8_UINT);
337 CASE(DXGI_FORMAT_R8G8_SNORM);
338 CASE(DXGI_FORMAT_R8G8_SINT);
339 CASE(DXGI_FORMAT_R16_TYPELESS);
340 CASE(DXGI_FORMAT_R16_FLOAT);
341 CASE(DXGI_FORMAT_D16_UNORM);
342 CASE(DXGI_FORMAT_R16_UNORM);
343 CASE(DXGI_FORMAT_R16_UINT);
344 CASE(DXGI_FORMAT_R16_SNORM);
345 CASE(DXGI_FORMAT_R16_SINT);
346 CASE(DXGI_FORMAT_R8_TYPELESS);
347 CASE(DXGI_FORMAT_R8_UNORM);
348 CASE(DXGI_FORMAT_R8_UINT);
349 CASE(DXGI_FORMAT_R8_SNORM);
350 CASE(DXGI_FORMAT_R8_SINT);
351 CASE(DXGI_FORMAT_A8_UNORM);
352 CASE(DXGI_FORMAT_R1_UNORM);
353 CASE(DXGI_FORMAT_R9G9B9E5_SHAREDEXP);
354 CASE(DXGI_FORMAT_R8G8_B8G8_UNORM);
355 CASE(DXGI_FORMAT_G8R8_G8B8_UNORM);
356 CASE(DXGI_FORMAT_BC1_TYPELESS);
357 CASE(DXGI_FORMAT_BC1_UNORM);
358 CASE(DXGI_FORMAT_BC1_UNORM_SRGB);
359 CASE(DXGI_FORMAT_BC2_TYPELESS);
360 CASE(DXGI_FORMAT_BC2_UNORM);
361 CASE(DXGI_FORMAT_BC2_UNORM_SRGB);
362 CASE(DXGI_FORMAT_BC3_TYPELESS);
363 CASE(DXGI_FORMAT_BC3_UNORM);
364 CASE(DXGI_FORMAT_BC3_UNORM_SRGB);
365 CASE(DXGI_FORMAT_BC4_TYPELESS);
366 CASE(DXGI_FORMAT_BC4_UNORM);
367 CASE(DXGI_FORMAT_BC4_SNORM);
368 CASE(DXGI_FORMAT_BC5_TYPELESS);
369 CASE(DXGI_FORMAT_BC5_UNORM);
370 CASE(DXGI_FORMAT_BC5_SNORM);
371 CASE(DXGI_FORMAT_B5G6R5_UNORM);
372 CASE(DXGI_FORMAT_B5G5R5A1_UNORM);
373 CASE(DXGI_FORMAT_B8G8R8A8_UNORM);
374 CASE(DXGI_FORMAT_B8G8R8X8_UNORM);
375 CASE(DXGI_FORMAT_R10G10B10_XR_BIAS_A2_UNORM);
376 CASE(DXGI_FORMAT_B8G8R8A8_TYPELESS);
377 CASE(DXGI_FORMAT_B8G8R8A8_UNORM_SRGB);
378 CASE(DXGI_FORMAT_B8G8R8X8_TYPELESS);
379 CASE(DXGI_FORMAT_B8G8R8X8_UNORM_SRGB);
380 CASE(DXGI_FORMAT_BC6H_TYPELESS);
381 CASE(DXGI_FORMAT_BC6H_UF16);
382 CASE(DXGI_FORMAT_BC6H_SF16);
383 CASE(DXGI_FORMAT_BC7_TYPELESS);
384 CASE(DXGI_FORMAT_BC7_UNORM);
385 CASE(DXGI_FORMAT_BC7_UNORM_SRGB);
386 default:
387 return "???";
388 }
389 }
390