1 /*
2 * Copyright (C) 2014 Rob Clark <robclark@freedesktop.org>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *
23 * Authors:
24 * Rob Clark <robclark@freedesktop.org>
25 */
26
27 #include "pipe/p_defines.h"
28 #include "util/format/u_format.h"
29
30 #include "fd4_format.h"
31
32 /* Specifies the table of all the formats and their features. Also supplies
33 * the helpers that look up various data in those tables.
34 */
35
36 struct fd4_format {
37 enum a4xx_vtx_fmt vtx;
38 enum a4xx_tex_fmt tex;
39 enum a4xx_color_fmt rb;
40 enum a3xx_color_swap swap;
41 boolean present;
42 };
43
44 /* vertex + texture */
45 #define VT(pipe, fmt, rbfmt, swapfmt) \
46 [PIPE_FORMAT_##pipe] = {.present = 1, \
47 .vtx = VFMT4_##fmt, \
48 .tex = TFMT4_##fmt, \
49 .rb = RB4_##rbfmt, \
50 .swap = swapfmt}
51
52 /* texture-only */
53 #define _T(pipe, fmt, rbfmt, swapfmt) \
54 [PIPE_FORMAT_##pipe] = {.present = 1, \
55 .vtx = VFMT4_NONE, \
56 .tex = TFMT4_##fmt, \
57 .rb = RB4_##rbfmt, \
58 .swap = swapfmt}
59
60 /* vertex-only */
61 #define V_(pipe, fmt, rbfmt, swapfmt) \
62 [PIPE_FORMAT_##pipe] = {.present = 1, \
63 .vtx = VFMT4_##fmt, \
64 .tex = TFMT4_NONE, \
65 .rb = RB4_##rbfmt, \
66 .swap = swapfmt}
67
68 /* clang-format off */
69 static struct fd4_format formats[PIPE_FORMAT_COUNT] = {
70 /* 8-bit */
71 VT(R8_UNORM, 8_UNORM, R8_UNORM, WZYX),
72 _T(R8_SRGB, 8_UNORM, R8_UNORM, WZYX),
73 VT(R8_SNORM, 8_SNORM, R8_SNORM, WZYX),
74 VT(R8_UINT, 8_UINT, R8_UINT, WZYX),
75 VT(R8_SINT, 8_SINT, R8_SINT, WZYX),
76 V_(R8_USCALED, 8_UINT, NONE, WZYX),
77 V_(R8_SSCALED, 8_SINT, NONE, WZYX),
78
79 _T(A8_UNORM, 8_UNORM, A8_UNORM, WZYX),
80 _T(L8_UNORM, 8_UNORM, R8_UNORM, WZYX),
81 _T(L8_SNORM, 8_SNORM, R8_SNORM, WZYX),
82 _T(I8_UNORM, 8_UNORM, NONE, WZYX),
83 _T(I8_SNORM, 8_SNORM, NONE, WZYX),
84
85 _T(A8_UINT, 8_UINT, NONE, WZYX),
86 _T(A8_SINT, 8_SINT, NONE, WZYX),
87 _T(L8_UINT, 8_UINT, NONE, WZYX),
88 _T(L8_SINT, 8_SINT, NONE, WZYX),
89 _T(I8_UINT, 8_UINT, NONE, WZYX),
90 _T(I8_SINT, 8_SINT, NONE, WZYX),
91
92 _T(S8_UINT, 8_UINT, R8_UNORM, WZYX),
93
94 /* 16-bit */
95 VT(R16_UNORM, 16_UNORM, R16_UNORM, WZYX),
96 VT(R16_SNORM, 16_SNORM, R16_SNORM, WZYX),
97 VT(R16_UINT, 16_UINT, R16_UINT, WZYX),
98 VT(R16_SINT, 16_SINT, R16_SINT, WZYX),
99 V_(R16_USCALED, 16_UINT, NONE, WZYX),
100 V_(R16_SSCALED, 16_SINT, NONE, WZYX),
101 VT(R16_FLOAT, 16_FLOAT, R16_FLOAT, WZYX),
102
103 _T(A16_UNORM, 16_UNORM, NONE, WZYX),
104 _T(A16_SNORM, 16_SNORM, NONE, WZYX),
105 _T(A16_UINT, 16_UINT, NONE, WZYX),
106 _T(A16_SINT, 16_SINT, NONE, WZYX),
107 _T(A16_FLOAT, 16_FLOAT, NONE, WZYX),
108 _T(L16_UNORM, 16_UNORM, R16_UNORM, WZYX),
109 _T(L16_SNORM, 16_SNORM, R16_SNORM, WZYX),
110 _T(L16_UINT, 16_UINT, R16_UINT, WZYX),
111 _T(L16_SINT, 16_SINT, R16_SINT, WZYX),
112 _T(L16_FLOAT, 16_FLOAT, R16_FLOAT, WZYX),
113 _T(I16_UNORM, 16_UNORM, NONE, WZYX),
114 _T(I16_SNORM, 16_SNORM, NONE, WZYX),
115 _T(I16_UINT, 16_UINT, NONE, WZYX),
116 _T(I16_SINT, 16_SINT, NONE, WZYX),
117 _T(I16_FLOAT, 16_FLOAT, NONE, WZYX),
118
119 VT(R8G8_UNORM, 8_8_UNORM, R8G8_UNORM, WZYX),
120 _T(R8G8_SRGB, 8_8_UNORM, R8G8_UNORM, WZYX),
121 VT(R8G8_SNORM, 8_8_SNORM, R8G8_SNORM, WZYX),
122 VT(R8G8_UINT, 8_8_UINT, R8G8_UINT, WZYX),
123 VT(R8G8_SINT, 8_8_SINT, R8G8_SINT, WZYX),
124 V_(R8G8_USCALED, 8_8_UINT, NONE, WZYX),
125 V_(R8G8_SSCALED, 8_8_SINT, NONE, WZYX),
126
127 _T(L8A8_UNORM, 8_8_UNORM, NONE, WZYX),
128 _T(L8A8_SNORM, 8_8_SNORM, NONE, WZYX),
129 _T(L8A8_UINT, 8_8_UINT, NONE, WZYX),
130 _T(L8A8_SINT, 8_8_SINT, NONE, WZYX),
131
132 _T(B5G6R5_UNORM, 5_6_5_UNORM, R5G6B5_UNORM, WXYZ),
133 _T(B5G5R5A1_UNORM, 5_5_5_1_UNORM, R5G5B5A1_UNORM, WXYZ),
134 _T(B5G5R5X1_UNORM, 5_5_5_1_UNORM, R5G5B5A1_UNORM, WXYZ),
135 _T(B4G4R4A4_UNORM, 4_4_4_4_UNORM, R4G4B4A4_UNORM, WXYZ),
136
137 /* 24-bit */
138 V_(R8G8B8_UNORM, 8_8_8_UNORM, NONE, WZYX),
139 V_(R8G8B8_SNORM, 8_8_8_SNORM, NONE, WZYX),
140 V_(R8G8B8_UINT, 8_8_8_UINT, NONE, WZYX),
141 V_(R8G8B8_SINT, 8_8_8_SINT, NONE, WZYX),
142 V_(R8G8B8_USCALED, 8_8_8_UINT, NONE, WZYX),
143 V_(R8G8B8_SSCALED, 8_8_8_SINT, NONE, WZYX),
144
145 /* 32-bit */
146 VT(R32_UINT, 32_UINT, R32_UINT, WZYX),
147 VT(R32_SINT, 32_SINT, R32_SINT, WZYX),
148 V_(R32_USCALED, 32_UINT, NONE, WZYX),
149 V_(R32_SSCALED, 32_SINT, NONE, WZYX),
150 VT(R32_FLOAT, 32_FLOAT, R32_FLOAT,WZYX),
151 V_(R32_FIXED, 32_FIXED, NONE, WZYX),
152
153 _T(A32_UINT, 32_UINT, NONE, WZYX),
154 _T(A32_SINT, 32_SINT, NONE, WZYX),
155 _T(A32_FLOAT, 32_FLOAT, NONE, WZYX),
156 _T(L32_UINT, 32_UINT, R32_UINT, WZYX),
157 _T(L32_SINT, 32_SINT, R32_SINT, WZYX),
158 _T(L32_FLOAT, 32_FLOAT, R32_FLOAT,WZYX),
159 _T(I32_UINT, 32_UINT, NONE, WZYX),
160 _T(I32_SINT, 32_SINT, NONE, WZYX),
161 _T(I32_FLOAT, 32_FLOAT, NONE, WZYX),
162
163 VT(R16G16_UNORM, 16_16_UNORM, R16G16_UNORM, WZYX),
164 VT(R16G16_SNORM, 16_16_SNORM, R16G16_SNORM, WZYX),
165 VT(R16G16_UINT, 16_16_UINT, R16G16_UINT, WZYX),
166 VT(R16G16_SINT, 16_16_SINT, R16G16_SINT, WZYX),
167 V_(R16G16_USCALED, 16_16_UINT, NONE, WZYX),
168 V_(R16G16_SSCALED, 16_16_SINT, NONE, WZYX),
169 VT(R16G16_FLOAT, 16_16_FLOAT, R16G16_FLOAT, WZYX),
170
171 _T(L16A16_UNORM, 16_16_UNORM, NONE, WZYX),
172 _T(L16A16_SNORM, 16_16_SNORM, NONE, WZYX),
173 _T(L16A16_UINT, 16_16_UINT, NONE, WZYX),
174 _T(L16A16_SINT, 16_16_SINT, NONE, WZYX),
175 _T(L16A16_FLOAT, 16_16_FLOAT, NONE, WZYX),
176
177 VT(R8G8B8A8_UNORM, 8_8_8_8_UNORM, R8G8B8A8_UNORM, WZYX),
178 _T(R8G8B8X8_UNORM, 8_8_8_8_UNORM, R8G8B8A8_UNORM, WZYX),
179 _T(R8G8B8A8_SRGB, 8_8_8_8_UNORM, R8G8B8A8_UNORM, WZYX),
180 _T(R8G8B8X8_SRGB, 8_8_8_8_UNORM, R8G8B8A8_UNORM, WZYX),
181 VT(R8G8B8A8_SNORM, 8_8_8_8_SNORM, R8G8B8A8_SNORM, WZYX),
182 VT(R8G8B8A8_UINT, 8_8_8_8_UINT, R8G8B8A8_UINT, WZYX),
183 VT(R8G8B8A8_SINT, 8_8_8_8_SINT, R8G8B8A8_SINT, WZYX),
184 V_(R8G8B8A8_USCALED, 8_8_8_8_UINT, NONE, WZYX),
185 V_(R8G8B8A8_SSCALED, 8_8_8_8_SINT, NONE, WZYX),
186
187 VT(B8G8R8A8_UNORM, 8_8_8_8_UNORM, R8G8B8A8_UNORM, WXYZ),
188 _T(B8G8R8X8_UNORM, 8_8_8_8_UNORM, R8G8B8A8_UNORM, WXYZ),
189 VT(B8G8R8A8_SRGB, 8_8_8_8_UNORM, R8G8B8A8_UNORM, WXYZ),
190 _T(B8G8R8X8_SRGB, 8_8_8_8_UNORM, R8G8B8A8_UNORM, WXYZ),
191
192 VT(A8B8G8R8_UNORM, 8_8_8_8_UNORM, R8G8B8A8_UNORM, XYZW),
193 _T(X8B8G8R8_UNORM, 8_8_8_8_UNORM, R8G8B8A8_UNORM, XYZW),
194 _T(A8B8G8R8_SRGB, 8_8_8_8_UNORM, R8G8B8A8_UNORM, XYZW),
195 _T(X8B8G8R8_SRGB, 8_8_8_8_UNORM, R8G8B8A8_UNORM, XYZW),
196
197 VT(A8R8G8B8_UNORM, 8_8_8_8_UNORM, R8G8B8A8_UNORM, ZYXW),
198 _T(X8R8G8B8_UNORM, 8_8_8_8_UNORM, R8G8B8A8_UNORM, ZYXW),
199 _T(A8R8G8B8_SRGB, 8_8_8_8_UNORM, R8G8B8A8_UNORM, ZYXW),
200 _T(X8R8G8B8_SRGB, 8_8_8_8_UNORM, R8G8B8A8_UNORM, ZYXW),
201
202 VT(R10G10B10A2_UNORM, 10_10_10_2_UNORM, R10G10B10A2_UNORM, WZYX),
203 VT(B10G10R10A2_UNORM, 10_10_10_2_UNORM, R10G10B10A2_UNORM, WXYZ),
204 _T(B10G10R10X2_UNORM, 10_10_10_2_UNORM, R10G10B10A2_UNORM, WXYZ),
205 V_(R10G10B10A2_SNORM, 10_10_10_2_SNORM, NONE, WZYX),
206 V_(B10G10R10A2_SNORM, 10_10_10_2_SNORM, NONE, WXYZ),
207 VT(R10G10B10A2_UINT, 10_10_10_2_UINT, R10G10B10A2_UINT, WZYX),
208 VT(B10G10R10A2_UINT, 10_10_10_2_UINT, R10G10B10A2_UINT, WXYZ),
209 V_(R10G10B10A2_USCALED, 10_10_10_2_UINT, NONE, WZYX),
210 V_(B10G10R10A2_USCALED, 10_10_10_2_UINT, NONE, WXYZ),
211 V_(R10G10B10A2_SSCALED, 10_10_10_2_SINT, NONE, WZYX),
212 V_(B10G10R10A2_SSCALED, 10_10_10_2_SINT, NONE, WXYZ),
213
214 VT(R11G11B10_FLOAT, 11_11_10_FLOAT, R11G11B10_FLOAT, WZYX),
215 _T(R9G9B9E5_FLOAT, 9_9_9_E5_FLOAT, NONE, WZYX),
216
217 _T(Z16_UNORM, 16_UNORM, R8G8_UNORM, WZYX),
218 _T(Z24X8_UNORM, X8Z24_UNORM, R8G8B8A8_UNORM, WZYX),
219 _T(X24S8_UINT, 8_8_8_8_UINT, R8G8B8A8_UINT, XYZW),
220 _T(Z24_UNORM_S8_UINT, X8Z24_UNORM, R8G8B8A8_UNORM, WZYX),
221 _T(Z32_FLOAT, 32_FLOAT, R8G8B8A8_UNORM, WZYX),
222 _T(Z32_FLOAT_S8X24_UINT, 32_FLOAT, R8G8B8A8_UNORM, WZYX),
223 _T(X32_S8X24_UINT, 8_UINT, R8_UINT, WZYX),
224
225 /* 48-bit */
226 V_(R16G16B16_UNORM, 16_16_16_UNORM, NONE, WZYX),
227 V_(R16G16B16_SNORM, 16_16_16_SNORM, NONE, WZYX),
228 V_(R16G16B16_UINT, 16_16_16_UINT, NONE, WZYX),
229 V_(R16G16B16_SINT, 16_16_16_SINT, NONE, WZYX),
230 V_(R16G16B16_USCALED, 16_16_16_UINT, NONE, WZYX),
231 V_(R16G16B16_SSCALED, 16_16_16_SINT, NONE, WZYX),
232 V_(R16G16B16_FLOAT, 16_16_16_FLOAT, NONE, WZYX),
233
234 /* 64-bit */
235 VT(R16G16B16A16_UNORM, 16_16_16_16_UNORM, R16G16B16A16_UNORM, WZYX),
236 VT(R16G16B16X16_UNORM, 16_16_16_16_UNORM, R16G16B16A16_UNORM, WZYX),
237 VT(R16G16B16A16_SNORM, 16_16_16_16_SNORM, R16G16B16A16_SNORM, WZYX),
238 VT(R16G16B16X16_SNORM, 16_16_16_16_SNORM, R16G16B16A16_SNORM, WZYX),
239 VT(R16G16B16A16_UINT, 16_16_16_16_UINT, R16G16B16A16_UINT, WZYX),
240 _T(R16G16B16X16_UINT, 16_16_16_16_UINT, R16G16B16A16_UINT, WZYX),
241 VT(R16G16B16A16_SINT, 16_16_16_16_SINT, R16G16B16A16_SINT, WZYX),
242 _T(R16G16B16X16_SINT, 16_16_16_16_SINT, R16G16B16A16_SINT, WZYX),
243 V_(R16G16B16A16_USCALED, 16_16_16_16_UINT, NONE, WZYX),
244 V_(R16G16B16A16_SSCALED, 16_16_16_16_SINT, NONE, WZYX),
245 VT(R16G16B16A16_FLOAT, 16_16_16_16_FLOAT, R16G16B16A16_FLOAT, WZYX),
246 _T(R16G16B16X16_FLOAT, 16_16_16_16_FLOAT, R16G16B16A16_FLOAT, WZYX),
247
248 VT(R32G32_UINT, 32_32_UINT, R32G32_UINT, WZYX),
249 VT(R32G32_SINT, 32_32_SINT, R32G32_SINT, WZYX),
250 V_(R32G32_USCALED, 32_32_UINT, NONE, WZYX),
251 V_(R32G32_SSCALED, 32_32_SINT, NONE, WZYX),
252 VT(R32G32_FLOAT, 32_32_FLOAT, R32G32_FLOAT,WZYX),
253 V_(R32G32_FIXED, 32_32_FIXED, NONE, WZYX),
254
255 _T(L32A32_UINT, 32_32_UINT, NONE, WZYX),
256 _T(L32A32_SINT, 32_32_SINT, NONE, WZYX),
257 _T(L32A32_FLOAT, 32_32_FLOAT, NONE, WZYX),
258
259 /* 96-bit */
260 VT(R32G32B32_UINT, 32_32_32_UINT, NONE, WZYX),
261 VT(R32G32B32_SINT, 32_32_32_SINT, NONE, WZYX),
262 V_(R32G32B32_USCALED, 32_32_32_UINT, NONE, WZYX),
263 V_(R32G32B32_SSCALED, 32_32_32_SINT, NONE, WZYX),
264 VT(R32G32B32_FLOAT, 32_32_32_FLOAT, NONE, WZYX),
265 V_(R32G32B32_FIXED, 32_32_32_FIXED, NONE, WZYX),
266
267 /* 128-bit */
268 VT(R32G32B32A32_UINT, 32_32_32_32_UINT, R32G32B32A32_UINT, WZYX),
269 _T(R32G32B32X32_UINT, 32_32_32_32_UINT, R32G32B32A32_UINT, WZYX),
270 VT(R32G32B32A32_SINT, 32_32_32_32_SINT, R32G32B32A32_SINT, WZYX),
271 _T(R32G32B32X32_SINT, 32_32_32_32_SINT, R32G32B32A32_SINT, WZYX),
272 V_(R32G32B32A32_USCALED, 32_32_32_32_UINT, NONE, WZYX),
273 V_(R32G32B32A32_SSCALED, 32_32_32_32_SINT, NONE, WZYX),
274 VT(R32G32B32A32_FLOAT, 32_32_32_32_FLOAT, R32G32B32A32_FLOAT, WZYX),
275 _T(R32G32B32X32_FLOAT, 32_32_32_32_FLOAT, R32G32B32A32_FLOAT, WZYX),
276 V_(R32G32B32A32_FIXED, 32_32_32_32_FIXED, NONE, WZYX),
277
278 /* compressed */
279 _T(ETC1_RGB8, ETC1, NONE, WZYX),
280 _T(ETC2_RGB8, ETC2_RGB8, NONE, WZYX),
281 _T(ETC2_SRGB8, ETC2_RGB8, NONE, WZYX),
282 _T(ETC2_RGB8A1, ETC2_RGB8A1, NONE, WZYX),
283 _T(ETC2_SRGB8A1, ETC2_RGB8A1, NONE, WZYX),
284 _T(ETC2_RGBA8, ETC2_RGBA8, NONE, WZYX),
285 _T(ETC2_SRGBA8, ETC2_RGBA8, NONE, WZYX),
286 _T(ETC2_R11_UNORM, ETC2_R11_UNORM, NONE, WZYX),
287 _T(ETC2_R11_SNORM, ETC2_R11_SNORM, NONE, WZYX),
288 _T(ETC2_RG11_UNORM, ETC2_RG11_UNORM, NONE, WZYX),
289 _T(ETC2_RG11_SNORM, ETC2_RG11_SNORM, NONE, WZYX),
290
291 _T(DXT1_RGB, DXT1, NONE, WZYX),
292 _T(DXT1_SRGB, DXT1, NONE, WZYX),
293 _T(DXT1_RGBA, DXT1, NONE, WZYX),
294 _T(DXT1_SRGBA, DXT1, NONE, WZYX),
295 _T(DXT3_RGBA, DXT3, NONE, WZYX),
296 _T(DXT3_SRGBA, DXT3, NONE, WZYX),
297 _T(DXT5_RGBA, DXT5, NONE, WZYX),
298 _T(DXT5_SRGBA, DXT5, NONE, WZYX),
299
300 _T(BPTC_RGBA_UNORM, BPTC, NONE, WZYX),
301 _T(BPTC_SRGBA, BPTC, NONE, WZYX),
302 _T(BPTC_RGB_FLOAT, BPTC_FLOAT, NONE, WZYX),
303 _T(BPTC_RGB_UFLOAT, BPTC_UFLOAT, NONE, WZYX),
304
305 _T(RGTC1_UNORM, RGTC1_UNORM, NONE, WZYX),
306 _T(RGTC1_SNORM, RGTC1_SNORM, NONE, WZYX),
307 _T(RGTC2_UNORM, RGTC2_UNORM, NONE, WZYX),
308 _T(RGTC2_SNORM, RGTC2_SNORM, NONE, WZYX),
309 _T(LATC1_UNORM, RGTC1_UNORM, NONE, WZYX),
310 _T(LATC1_SNORM, RGTC1_SNORM, NONE, WZYX),
311 _T(LATC2_UNORM, RGTC2_UNORM, NONE, WZYX),
312 _T(LATC2_SNORM, RGTC2_SNORM, NONE, WZYX),
313
314 _T(ASTC_4x4, ASTC_4x4, NONE, WZYX),
315 _T(ASTC_5x4, ASTC_5x4, NONE, WZYX),
316 _T(ASTC_5x5, ASTC_5x5, NONE, WZYX),
317 _T(ASTC_6x5, ASTC_6x5, NONE, WZYX),
318 _T(ASTC_6x6, ASTC_6x6, NONE, WZYX),
319 _T(ASTC_8x5, ASTC_8x5, NONE, WZYX),
320 _T(ASTC_8x6, ASTC_8x6, NONE, WZYX),
321 _T(ASTC_8x8, ASTC_8x8, NONE, WZYX),
322 _T(ASTC_10x5, ASTC_10x5, NONE, WZYX),
323 _T(ASTC_10x6, ASTC_10x6, NONE, WZYX),
324 _T(ASTC_10x8, ASTC_10x8, NONE, WZYX),
325 _T(ASTC_10x10, ASTC_10x10, NONE, WZYX),
326 _T(ASTC_12x10, ASTC_12x10, NONE, WZYX),
327 _T(ASTC_12x12, ASTC_12x12, NONE, WZYX),
328
329 _T(ASTC_4x4_SRGB, ASTC_4x4, NONE, WZYX),
330 _T(ASTC_5x4_SRGB, ASTC_5x4, NONE, WZYX),
331 _T(ASTC_5x5_SRGB, ASTC_5x5, NONE, WZYX),
332 _T(ASTC_6x5_SRGB, ASTC_6x5, NONE, WZYX),
333 _T(ASTC_6x6_SRGB, ASTC_6x6, NONE, WZYX),
334 _T(ASTC_8x5_SRGB, ASTC_8x5, NONE, WZYX),
335 _T(ASTC_8x6_SRGB, ASTC_8x6, NONE, WZYX),
336 _T(ASTC_8x8_SRGB, ASTC_8x8, NONE, WZYX),
337 _T(ASTC_10x5_SRGB, ASTC_10x5, NONE, WZYX),
338 _T(ASTC_10x6_SRGB, ASTC_10x6, NONE, WZYX),
339 _T(ASTC_10x8_SRGB, ASTC_10x8, NONE, WZYX),
340 _T(ASTC_10x10_SRGB, ASTC_10x10, NONE, WZYX),
341 _T(ASTC_12x10_SRGB, ASTC_12x10, NONE, WZYX),
342 _T(ASTC_12x12_SRGB, ASTC_12x12, NONE, WZYX),
343 };
344 /* clang-format on */
345
346 /* convert pipe format to vertex buffer format: */
347 enum a4xx_vtx_fmt
fd4_pipe2vtx(enum pipe_format format)348 fd4_pipe2vtx(enum pipe_format format)
349 {
350 if (!formats[format].present)
351 return VFMT4_NONE;
352 return formats[format].vtx;
353 }
354
355 /* convert pipe format to texture sampler format: */
356 enum a4xx_tex_fmt
fd4_pipe2tex(enum pipe_format format)357 fd4_pipe2tex(enum pipe_format format)
358 {
359 if (!formats[format].present)
360 return TFMT4_NONE;
361 return formats[format].tex;
362 }
363
364 /* convert pipe format to MRT / copydest format used for render-target: */
365 enum a4xx_color_fmt
fd4_pipe2color(enum pipe_format format)366 fd4_pipe2color(enum pipe_format format)
367 {
368 if (!formats[format].present)
369 return RB4_NONE;
370 return formats[format].rb;
371 }
372
373 enum a3xx_color_swap
fd4_pipe2swap(enum pipe_format format)374 fd4_pipe2swap(enum pipe_format format)
375 {
376 if (!formats[format].present)
377 return WZYX;
378 return formats[format].swap;
379 }
380
381 enum a4xx_depth_format
fd4_pipe2depth(enum pipe_format format)382 fd4_pipe2depth(enum pipe_format format)
383 {
384 switch (format) {
385 case PIPE_FORMAT_Z16_UNORM:
386 return DEPTH4_16;
387 case PIPE_FORMAT_Z24X8_UNORM:
388 case PIPE_FORMAT_Z24_UNORM_S8_UINT:
389 case PIPE_FORMAT_X8Z24_UNORM:
390 case PIPE_FORMAT_S8_UINT_Z24_UNORM:
391 return DEPTH4_24_8;
392 case PIPE_FORMAT_Z32_FLOAT:
393 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
394 return DEPTH4_32;
395 default:
396 return ~0;
397 }
398 }
399
400 static inline enum a4xx_tex_swiz
tex_swiz(unsigned swiz)401 tex_swiz(unsigned swiz)
402 {
403 switch (swiz) {
404 default:
405 case PIPE_SWIZZLE_X:
406 return A4XX_TEX_X;
407 case PIPE_SWIZZLE_Y:
408 return A4XX_TEX_Y;
409 case PIPE_SWIZZLE_Z:
410 return A4XX_TEX_Z;
411 case PIPE_SWIZZLE_W:
412 return A4XX_TEX_W;
413 case PIPE_SWIZZLE_0:
414 return A4XX_TEX_ZERO;
415 case PIPE_SWIZZLE_1:
416 return A4XX_TEX_ONE;
417 }
418 }
419
420 uint32_t
fd4_tex_swiz(enum pipe_format format,unsigned swizzle_r,unsigned swizzle_g,unsigned swizzle_b,unsigned swizzle_a)421 fd4_tex_swiz(enum pipe_format format, unsigned swizzle_r, unsigned swizzle_g,
422 unsigned swizzle_b, unsigned swizzle_a)
423 {
424 const struct util_format_description *desc = util_format_description(format);
425 unsigned char swiz[4] = {
426 swizzle_r,
427 swizzle_g,
428 swizzle_b,
429 swizzle_a,
430 }, rswiz[4];
431
432 util_format_compose_swizzles(desc->swizzle, swiz, rswiz);
433
434 return A4XX_TEX_CONST_0_SWIZ_X(tex_swiz(rswiz[0])) |
435 A4XX_TEX_CONST_0_SWIZ_Y(tex_swiz(rswiz[1])) |
436 A4XX_TEX_CONST_0_SWIZ_Z(tex_swiz(rswiz[2])) |
437 A4XX_TEX_CONST_0_SWIZ_W(tex_swiz(rswiz[3]));
438 }
439