2 * Copyright © 2011 Intel Corporation
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:
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
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
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
23 #include "main/mtypes.h"
25 #include "brw_context.h"
26 #include "brw_state.h"
27 #include "brw_defines.h"
29 #include "brw_surface_formats.h"
31 /* This macro allows us to write the table almost as it appears in the PRM,
32 * while restructuring it to turn it into the C code we want.
34 #define SF(sampl, filt, shad, ck, rt, ab, vb, so, color, ccs_e, sf) \
35 [BRW_SURFACEFORMAT_##sf] = { true, sampl, filt, shad, ck, rt, ab, vb, so, color, ccs_e, #sf},
40 * This is the table of support for surface (texture, renderbuffer, and vertex
41 * buffer, but not depthbuffer) formats across the various hardware generations.
43 * The table is formatted to match the documentation, except that the docs have
44 * this ridiculous mapping of Y[*+~^#&] for "supported on DevWhatever". To put
45 * it in our table, here's the mapping:
53 * The abbreviations in the header below are:
54 * smpl - Sampling Engine
55 * filt - Sampling Engine Filtering
56 * shad - Sampling Engine Shadow Map
57 * CK - Sampling Engine Chroma Key
59 * AB - Alpha Blend Render Target
60 * VB - Input Vertex Buffer
61 * SO - Steamed Output Vertex Buffers (transform feedback)
62 * color - Color Processing
63 * ccs_e - Lossless Compression Support (gen9+ only)
66 * See page 88 of the Sandybridge PRM VOL4_Part1 PDF.
68 * As of Ivybridge, the columns are no longer in that table and the
69 * information can be found spread across:
71 * - VOL2_Part1 section 2.5.11 Format Conversion (vertex fetch).
72 * - VOL4_Part1 section 2.12.2.1.2 Sampler Output Channel Mapping.
73 * - VOL4_Part1 section 3.9.11 Render Target Write.
74 * - Render Target Surface Types [SKL+]
76 const struct brw_surface_format_info surface_formats
[] = {
77 /* smpl filt shad CK RT AB VB SO color ccs_e */
78 SF( Y
, 50, x
, x
, Y
, Y
, Y
, Y
, x
, 90, R32G32B32A32_FLOAT
)
79 SF( Y
, x
, x
, x
, Y
, x
, Y
, Y
, x
, 90, R32G32B32A32_SINT
)
80 SF( Y
, x
, x
, x
, Y
, x
, Y
, Y
, x
, 90, R32G32B32A32_UINT
)
81 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R32G32B32A32_UNORM
)
82 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R32G32B32A32_SNORM
)
83 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R64G64_FLOAT
)
84 SF( Y
, 50, x
, x
, x
, x
, x
, x
, x
, x
, R32G32B32X32_FLOAT
)
85 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R32G32B32A32_SSCALED
)
86 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R32G32B32A32_USCALED
)
87 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, R32G32B32A32_SFIXED
)
88 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, R64G64_PASSTHRU
)
89 SF( Y
, 50, x
, x
, x
, x
, Y
, Y
, x
, x
, R32G32B32_FLOAT
)
90 SF( Y
, x
, x
, x
, x
, x
, Y
, Y
, x
, x
, R32G32B32_SINT
)
91 SF( Y
, x
, x
, x
, x
, x
, Y
, Y
, x
, x
, R32G32B32_UINT
)
92 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R32G32B32_UNORM
)
93 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R32G32B32_SNORM
)
94 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R32G32B32_SSCALED
)
95 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R32G32B32_USCALED
)
96 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, R32G32B32_SFIXED
)
97 SF( Y
, Y
, x
, x
, Y
, 45, Y
, x
, 60, 90, R16G16B16A16_UNORM
)
98 SF( Y
, Y
, x
, x
, Y
, 60, Y
, x
, x
, 90, R16G16B16A16_SNORM
)
99 SF( Y
, x
, x
, x
, Y
, x
, Y
, x
, x
, 90, R16G16B16A16_SINT
)
100 SF( Y
, x
, x
, x
, Y
, x
, Y
, x
, x
, 90, R16G16B16A16_UINT
)
101 SF( Y
, Y
, x
, x
, Y
, Y
, Y
, x
, x
, 90, R16G16B16A16_FLOAT
)
102 SF( Y
, 50, x
, x
, Y
, Y
, Y
, Y
, x
, 90, R32G32_FLOAT
)
103 SF( Y
, 70, x
, x
, Y
, Y
, Y
, Y
, x
, x
, R32G32_FLOAT_LD
)
104 SF( Y
, x
, x
, x
, Y
, x
, Y
, Y
, x
, 90, R32G32_SINT
)
105 SF( Y
, x
, x
, x
, Y
, x
, Y
, Y
, x
, 90, R32G32_UINT
)
106 SF( Y
, 50, Y
, x
, x
, x
, x
, x
, x
, x
, R32_FLOAT_X8X24_TYPELESS
)
107 SF( Y
, x
, x
, x
, x
, x
, x
, x
, x
, x
, X32_TYPELESS_G8X24_UINT
)
108 SF( Y
, 50, x
, x
, x
, x
, x
, x
, x
, x
, L32A32_FLOAT
)
109 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R32G32_UNORM
)
110 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R32G32_SNORM
)
111 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R64_FLOAT
)
112 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, R16G16B16X16_UNORM
)
113 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, 90, R16G16B16X16_FLOAT
)
114 SF( Y
, 50, x
, x
, x
, x
, x
, x
, x
, x
, A32X32_FLOAT
)
115 SF( Y
, 50, x
, x
, x
, x
, x
, x
, x
, x
, L32X32_FLOAT
)
116 SF( Y
, 50, x
, x
, x
, x
, x
, x
, x
, x
, I32X32_FLOAT
)
117 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R16G16B16A16_SSCALED
)
118 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R16G16B16A16_USCALED
)
119 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R32G32_SSCALED
)
120 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R32G32_USCALED
)
121 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, R32G32_SFIXED
)
122 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, R64_PASSTHRU
)
123 SF( Y
, Y
, x
, Y
, Y
, Y
, Y
, x
, 60, 90, B8G8R8A8_UNORM
)
124 SF( Y
, Y
, x
, x
, Y
, Y
, x
, x
, x
, x
, B8G8R8A8_UNORM_SRGB
)
125 /* smpl filt shad CK RT AB VB SO color ccs_e */
126 SF( Y
, Y
, x
, x
, Y
, Y
, Y
, x
, 60, x
, R10G10B10A2_UNORM
)
127 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, 60, x
, R10G10B10A2_UNORM_SRGB
)
128 SF( Y
, x
, x
, x
, Y
, x
, Y
, x
, x
, x
, R10G10B10A2_UINT
)
129 SF( Y
, Y
, x
, x
, x
, Y
, Y
, x
, x
, x
, R10G10B10_SNORM_A2_UNORM
)
130 SF( Y
, Y
, x
, x
, Y
, Y
, Y
, x
, 60, 90, R8G8B8A8_UNORM
)
131 SF( Y
, Y
, x
, x
, Y
, Y
, x
, x
, 60, x
, R8G8B8A8_UNORM_SRGB
)
132 SF( Y
, Y
, x
, x
, Y
, 60, Y
, x
, x
, 90, R8G8B8A8_SNORM
)
133 SF( Y
, x
, x
, x
, Y
, x
, Y
, x
, x
, 90, R8G8B8A8_SINT
)
134 SF( Y
, x
, x
, x
, Y
, x
, Y
, x
, x
, 90, R8G8B8A8_UINT
)
135 SF( Y
, Y
, x
, x
, Y
, 45, Y
, x
, x
, 90, R16G16_UNORM
)
136 SF( Y
, Y
, x
, x
, Y
, 60, Y
, x
, x
, 90, R16G16_SNORM
)
137 SF( Y
, x
, x
, x
, Y
, x
, Y
, x
, x
, 90, R16G16_SINT
)
138 SF( Y
, x
, x
, x
, Y
, x
, Y
, x
, x
, 90, R16G16_UINT
)
139 SF( Y
, Y
, x
, x
, Y
, Y
, Y
, x
, x
, 90, R16G16_FLOAT
)
140 SF( Y
, Y
, x
, x
, Y
, Y
, x
, x
, 60, x
, B10G10R10A2_UNORM
)
141 SF( Y
, Y
, x
, x
, Y
, Y
, x
, x
, 60, x
, B10G10R10A2_UNORM_SRGB
)
142 SF( Y
, Y
, x
, x
, Y
, Y
, Y
, x
, x
, x
, R11G11B10_FLOAT
)
143 SF( Y
, x
, x
, x
, Y
, x
, Y
, Y
, x
, 90, R32_SINT
)
144 SF( Y
, x
, x
, x
, Y
, x
, Y
, Y
, x
, 90, R32_UINT
)
145 SF( Y
, 50, Y
, x
, Y
, Y
, Y
, Y
, x
, 90, R32_FLOAT
)
146 SF( Y
, 50, Y
, x
, x
, x
, x
, x
, x
, x
, R24_UNORM_X8_TYPELESS
)
147 SF( Y
, x
, x
, x
, x
, x
, x
, x
, x
, x
, X24_TYPELESS_G8_UINT
)
148 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, L16A16_UNORM
)
149 SF( Y
, 50, Y
, x
, x
, x
, x
, x
, x
, x
, I24X8_UNORM
)
150 SF( Y
, 50, Y
, x
, x
, x
, x
, x
, x
, x
, L24X8_UNORM
)
151 SF( Y
, 50, Y
, x
, x
, x
, x
, x
, x
, x
, A24X8_UNORM
)
152 SF( Y
, 50, Y
, x
, x
, x
, x
, x
, x
, x
, I32_FLOAT
)
153 SF( Y
, 50, Y
, x
, x
, x
, x
, x
, x
, x
, L32_FLOAT
)
154 SF( Y
, 50, Y
, x
, x
, x
, x
, x
, x
, x
, A32_FLOAT
)
155 SF( Y
, Y
, x
, Y
, 80, 80, x
, x
, 60, 90, B8G8R8X8_UNORM
)
156 SF( Y
, Y
, x
, x
, 80, 80, x
, x
, x
, x
, B8G8R8X8_UNORM_SRGB
)
157 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, R8G8B8X8_UNORM
)
158 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, R8G8B8X8_UNORM_SRGB
)
159 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, R9G9B9E5_SHAREDEXP
)
160 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, B10G10R10X2_UNORM
)
161 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, L16A16_FLOAT
)
162 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R32_UNORM
)
163 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R32_SNORM
)
164 /* smpl filt shad CK RT AB VB SO color ccs_e */
165 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R10G10B10X2_USCALED
)
166 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R8G8B8A8_SSCALED
)
167 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R8G8B8A8_USCALED
)
168 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R16G16_SSCALED
)
169 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R16G16_USCALED
)
170 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R32_SSCALED
)
171 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R32_USCALED
)
172 SF( Y
, Y
, x
, Y
, Y
, Y
, x
, x
, x
, x
, B5G6R5_UNORM
)
173 SF( Y
, Y
, x
, x
, Y
, Y
, x
, x
, x
, x
, B5G6R5_UNORM_SRGB
)
174 SF( Y
, Y
, x
, Y
, Y
, Y
, x
, x
, x
, x
, B5G5R5A1_UNORM
)
175 SF( Y
, Y
, x
, x
, Y
, Y
, x
, x
, x
, x
, B5G5R5A1_UNORM_SRGB
)
176 SF( Y
, Y
, x
, Y
, Y
, Y
, x
, x
, x
, x
, B4G4R4A4_UNORM
)
177 SF( Y
, Y
, x
, x
, Y
, Y
, x
, x
, x
, x
, B4G4R4A4_UNORM_SRGB
)
178 SF( Y
, Y
, x
, x
, Y
, Y
, Y
, x
, x
, x
, R8G8_UNORM
)
179 SF( Y
, Y
, x
, Y
, Y
, 60, Y
, x
, x
, x
, R8G8_SNORM
)
180 SF( Y
, x
, x
, x
, Y
, x
, Y
, x
, x
, x
, R8G8_SINT
)
181 SF( Y
, x
, x
, x
, Y
, x
, Y
, x
, x
, x
, R8G8_UINT
)
182 SF( Y
, Y
, Y
, x
, Y
, 45, Y
, x
, 70, x
, R16_UNORM
)
183 SF( Y
, Y
, x
, x
, Y
, 60, Y
, x
, x
, x
, R16_SNORM
)
184 SF( Y
, x
, x
, x
, Y
, x
, Y
, x
, x
, x
, R16_SINT
)
185 SF( Y
, x
, x
, x
, Y
, x
, Y
, x
, x
, x
, R16_UINT
)
186 SF( Y
, Y
, x
, x
, Y
, Y
, Y
, x
, x
, x
, R16_FLOAT
)
187 SF(50, 50, x
, x
, x
, x
, x
, x
, x
, x
, A8P8_UNORM_PALETTE0
)
188 SF(50, 50, x
, x
, x
, x
, x
, x
, x
, x
, A8P8_UNORM_PALETTE1
)
189 SF( Y
, Y
, Y
, x
, x
, x
, x
, x
, x
, x
, I16_UNORM
)
190 SF( Y
, Y
, Y
, x
, x
, x
, x
, x
, x
, x
, L16_UNORM
)
191 SF( Y
, Y
, Y
, x
, x
, x
, x
, x
, x
, x
, A16_UNORM
)
192 SF( Y
, Y
, x
, Y
, x
, x
, x
, x
, x
, x
, L8A8_UNORM
)
193 SF( Y
, Y
, Y
, x
, x
, x
, x
, x
, x
, x
, I16_FLOAT
)
194 SF( Y
, Y
, Y
, x
, x
, x
, x
, x
, x
, x
, L16_FLOAT
)
195 SF( Y
, Y
, Y
, x
, x
, x
, x
, x
, x
, x
, A16_FLOAT
)
196 SF(45, 45, x
, x
, x
, x
, x
, x
, x
, x
, L8A8_UNORM_SRGB
)
197 SF( Y
, Y
, x
, Y
, x
, x
, x
, x
, x
, x
, R5G5_SNORM_B6_UNORM
)
198 SF( x
, x
, x
, x
, Y
, Y
, x
, x
, x
, x
, B5G5R5X1_UNORM
)
199 SF( x
, x
, x
, x
, Y
, Y
, x
, x
, x
, x
, B5G5R5X1_UNORM_SRGB
)
200 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R8G8_SSCALED
)
201 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R8G8_USCALED
)
202 /* smpl filt shad CK RT AB VB SO color ccs_e */
203 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R16_SSCALED
)
204 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R16_USCALED
)
205 SF(50, 50, x
, x
, x
, x
, x
, x
, x
, x
, P8A8_UNORM_PALETTE0
)
206 SF(50, 50, x
, x
, x
, x
, x
, x
, x
, x
, P8A8_UNORM_PALETTE1
)
207 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, A1B5G5R5_UNORM
)
208 SF( Y
, Y
, x
, Y
, 90, x
, x
, x
, x
, x
, A4B4G4R4_UNORM
)
209 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, L8A8_UINT
)
210 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, L8A8_SINT
)
211 SF( Y
, Y
, x
, 45, Y
, Y
, Y
, x
, x
, x
, R8_UNORM
)
212 SF( Y
, Y
, x
, x
, Y
, 60, Y
, x
, x
, x
, R8_SNORM
)
213 SF( Y
, x
, x
, x
, Y
, x
, Y
, x
, x
, x
, R8_SINT
)
214 SF( Y
, x
, x
, x
, Y
, x
, Y
, x
, x
, x
, R8_UINT
)
215 SF( Y
, Y
, x
, Y
, Y
, Y
, x
, x
, x
, x
, A8_UNORM
)
216 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, I8_UNORM
)
217 SF( Y
, Y
, x
, Y
, x
, x
, x
, x
, x
, x
, L8_UNORM
)
218 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, P4A4_UNORM
)
219 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, A4P4_UNORM
)
220 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R8_SSCALED
)
221 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R8_USCALED
)
222 SF(45, 45, x
, x
, x
, x
, x
, x
, x
, x
, P8_UNORM_PALETTE0
)
223 SF(45, 45, x
, x
, x
, x
, x
, x
, x
, x
, L8_UNORM_SRGB
)
224 SF(45, 45, x
, x
, x
, x
, x
, x
, x
, x
, P8_UNORM_PALETTE1
)
225 SF(45, 45, x
, x
, x
, x
, x
, x
, x
, x
, P4A4_UNORM_PALETTE1
)
226 SF(45, 45, x
, x
, x
, x
, x
, x
, x
, x
, A4P4_UNORM_PALETTE1
)
227 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, Y8_SNORM
)
228 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, L8_UINT
)
229 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, L8_SINT
)
230 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, I8_UINT
)
231 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, I8_SINT
)
232 SF(45, 45, x
, x
, x
, x
, x
, x
, x
, x
, DXT1_RGB_SRGB
)
233 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, R1_UINT
)
234 SF( Y
, Y
, x
, Y
, Y
, x
, x
, x
, 60, x
, YCRCB_NORMAL
)
235 SF( Y
, Y
, x
, Y
, Y
, x
, x
, x
, 60, x
, YCRCB_SWAPUVY
)
236 SF(45, 45, x
, x
, x
, x
, x
, x
, x
, x
, P2_UNORM_PALETTE0
)
237 SF(45, 45, x
, x
, x
, x
, x
, x
, x
, x
, P2_UNORM_PALETTE1
)
238 SF( Y
, Y
, x
, Y
, x
, x
, x
, x
, x
, x
, BC1_UNORM
)
239 SF( Y
, Y
, x
, Y
, x
, x
, x
, x
, x
, x
, BC2_UNORM
)
240 SF( Y
, Y
, x
, Y
, x
, x
, x
, x
, x
, x
, BC3_UNORM
)
241 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, BC4_UNORM
)
242 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, BC5_UNORM
)
243 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, BC1_UNORM_SRGB
)
244 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, BC2_UNORM_SRGB
)
245 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, BC3_UNORM_SRGB
)
246 SF( Y
, x
, x
, x
, x
, x
, x
, x
, x
, x
, MONO8
)
247 SF( Y
, Y
, x
, x
, Y
, x
, x
, x
, 60, x
, YCRCB_SWAPUV
)
248 SF( Y
, Y
, x
, x
, Y
, x
, x
, x
, 60, x
, YCRCB_SWAPY
)
249 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, DXT1_RGB
)
250 /* smpl filt shad CK RT AB VB SO color ccs_e */
251 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, FXT1
)
252 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R8G8B8_UNORM
)
253 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R8G8B8_SNORM
)
254 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R8G8B8_SSCALED
)
255 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R8G8B8_USCALED
)
256 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R64G64B64A64_FLOAT
)
257 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R64G64B64_FLOAT
)
258 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, BC4_SNORM
)
259 SF( Y
, Y
, x
, x
, x
, x
, x
, x
, x
, x
, BC5_SNORM
)
260 SF(50, 50, x
, x
, x
, x
, 60, x
, x
, x
, R16G16B16_FLOAT
)
261 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R16G16B16_UNORM
)
262 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R16G16B16_SNORM
)
263 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R16G16B16_SSCALED
)
264 SF( x
, x
, x
, x
, x
, x
, Y
, x
, x
, x
, R16G16B16_USCALED
)
265 SF(70, 70, x
, x
, x
, x
, x
, x
, x
, x
, BC6H_SF16
)
266 SF(70, 70, x
, x
, x
, x
, x
, x
, x
, x
, BC7_UNORM
)
267 SF(70, 70, x
, x
, x
, x
, x
, x
, x
, x
, BC7_UNORM_SRGB
)
268 SF(70, 70, x
, x
, x
, x
, x
, x
, x
, x
, BC6H_UF16
)
269 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, PLANAR_420_8
)
270 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, R8G8B8_UNORM_SRGB
)
271 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ETC1_RGB8
)
272 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ETC2_RGB8
)
273 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, EAC_R11
)
274 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, EAC_RG11
)
275 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, EAC_SIGNED_R11
)
276 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, EAC_SIGNED_RG11
)
277 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ETC2_SRGB8
)
278 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, R16G16B16_UINT
)
279 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, R16G16B16_SINT
)
280 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, R32_SFIXED
)
281 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, R10G10B10A2_SNORM
)
282 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, R10G10B10A2_USCALED
)
283 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, R10G10B10A2_SSCALED
)
284 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, R10G10B10A2_SINT
)
285 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, B10G10R10A2_SNORM
)
286 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, B10G10R10A2_USCALED
)
287 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, B10G10R10A2_SSCALED
)
288 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, B10G10R10A2_UINT
)
289 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, B10G10R10A2_SINT
)
290 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, R64G64B64A64_PASSTHRU
)
291 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, R64G64B64_PASSTHRU
)
292 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ETC2_RGB8_PTA
)
293 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ETC2_SRGB8_PTA
)
294 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ETC2_EAC_RGBA8
)
295 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ETC2_EAC_SRGB8_A8
)
296 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, R8G8B8_UINT
)
297 SF( x
, x
, x
, x
, x
, x
, x
, x
, x
, x
, R8G8B8_SINT
)
298 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_4x4_FLT16
)
299 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_5x4_FLT16
)
300 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_5x5_FLT16
)
301 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_6x5_FLT16
)
302 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_6x6_FLT16
)
303 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_8x5_FLT16
)
304 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_8x6_FLT16
)
305 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_8x8_FLT16
)
306 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_10x5_FLT16
)
307 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_10x6_FLT16
)
308 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_10x8_FLT16
)
309 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_10x10_FLT16
)
310 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_12x10_FLT16
)
311 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_12x12_FLT16
)
312 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_4x4_U8sRGB
)
313 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_5x4_U8sRGB
)
314 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_5x5_U8sRGB
)
315 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_6x5_U8sRGB
)
316 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_6x6_U8sRGB
)
317 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_8x5_U8sRGB
)
318 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_8x6_U8sRGB
)
319 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_8x8_U8sRGB
)
320 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_10x5_U8sRGB
)
321 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_10x6_U8sRGB
)
322 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_10x8_U8sRGB
)
323 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_10x10_U8sRGB
)
324 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_12x10_U8sRGB
)
325 SF(80, 80, x
, x
, x
, x
, x
, x
, x
, x
, ASTC_LDR_2D_12x12_U8sRGB
)
331 brw_surface_format_name(unsigned format
)
333 return surface_formats
[format
].name
;
337 brw_format_for_mesa_format(mesa_format mesa_format
)
339 /* This table is ordered according to the enum ordering in formats.h. We do
340 * expect that enum to be extended without our explicit initialization
341 * staying in sync, so we initialize to 0 even though
342 * BRW_SURFACEFORMAT_R32G32B32A32_FLOAT happens to also be 0.
344 static const uint32_t table
[MESA_FORMAT_COUNT
] =
346 [MESA_FORMAT_A8B8G8R8_UNORM
] = 0,
347 [MESA_FORMAT_R8G8B8A8_UNORM
] = BRW_SURFACEFORMAT_R8G8B8A8_UNORM
,
348 [MESA_FORMAT_B8G8R8A8_UNORM
] = BRW_SURFACEFORMAT_B8G8R8A8_UNORM
,
349 [MESA_FORMAT_A8R8G8B8_UNORM
] = 0,
350 [MESA_FORMAT_X8B8G8R8_UNORM
] = 0,
351 [MESA_FORMAT_R8G8B8X8_UNORM
] = BRW_SURFACEFORMAT_R8G8B8X8_UNORM
,
352 [MESA_FORMAT_B8G8R8X8_UNORM
] = BRW_SURFACEFORMAT_B8G8R8X8_UNORM
,
353 [MESA_FORMAT_X8R8G8B8_UNORM
] = 0,
354 [MESA_FORMAT_BGR_UNORM8
] = 0,
355 [MESA_FORMAT_RGB_UNORM8
] = BRW_SURFACEFORMAT_R8G8B8_UNORM
,
356 [MESA_FORMAT_B5G6R5_UNORM
] = BRW_SURFACEFORMAT_B5G6R5_UNORM
,
357 [MESA_FORMAT_R5G6B5_UNORM
] = 0,
358 [MESA_FORMAT_B4G4R4A4_UNORM
] = BRW_SURFACEFORMAT_B4G4R4A4_UNORM
,
359 [MESA_FORMAT_A4R4G4B4_UNORM
] = 0,
360 [MESA_FORMAT_A1B5G5R5_UNORM
] = 0,
361 [MESA_FORMAT_B5G5R5A1_UNORM
] = BRW_SURFACEFORMAT_B5G5R5A1_UNORM
,
362 [MESA_FORMAT_A1R5G5B5_UNORM
] = 0,
363 [MESA_FORMAT_L4A4_UNORM
] = 0,
364 [MESA_FORMAT_L8A8_UNORM
] = BRW_SURFACEFORMAT_L8A8_UNORM
,
365 [MESA_FORMAT_A8L8_UNORM
] = 0,
366 [MESA_FORMAT_L16A16_UNORM
] = BRW_SURFACEFORMAT_L16A16_UNORM
,
367 [MESA_FORMAT_A16L16_UNORM
] = 0,
368 [MESA_FORMAT_B2G3R3_UNORM
] = 0,
369 [MESA_FORMAT_A_UNORM8
] = BRW_SURFACEFORMAT_A8_UNORM
,
370 [MESA_FORMAT_A_UNORM16
] = BRW_SURFACEFORMAT_A16_UNORM
,
371 [MESA_FORMAT_L_UNORM8
] = BRW_SURFACEFORMAT_L8_UNORM
,
372 [MESA_FORMAT_L_UNORM16
] = BRW_SURFACEFORMAT_L16_UNORM
,
373 [MESA_FORMAT_I_UNORM8
] = BRW_SURFACEFORMAT_I8_UNORM
,
374 [MESA_FORMAT_I_UNORM16
] = BRW_SURFACEFORMAT_I16_UNORM
,
375 [MESA_FORMAT_YCBCR_REV
] = BRW_SURFACEFORMAT_YCRCB_NORMAL
,
376 [MESA_FORMAT_YCBCR
] = BRW_SURFACEFORMAT_YCRCB_SWAPUVY
,
377 [MESA_FORMAT_R_UNORM8
] = BRW_SURFACEFORMAT_R8_UNORM
,
378 [MESA_FORMAT_R8G8_UNORM
] = BRW_SURFACEFORMAT_R8G8_UNORM
,
379 [MESA_FORMAT_G8R8_UNORM
] = 0,
380 [MESA_FORMAT_R_UNORM16
] = BRW_SURFACEFORMAT_R16_UNORM
,
381 [MESA_FORMAT_R16G16_UNORM
] = BRW_SURFACEFORMAT_R16G16_UNORM
,
382 [MESA_FORMAT_G16R16_UNORM
] = 0,
383 [MESA_FORMAT_B10G10R10A2_UNORM
] = BRW_SURFACEFORMAT_B10G10R10A2_UNORM
,
384 [MESA_FORMAT_S8_UINT_Z24_UNORM
] = 0,
385 [MESA_FORMAT_Z24_UNORM_S8_UINT
] = 0,
386 [MESA_FORMAT_Z_UNORM16
] = 0,
387 [MESA_FORMAT_Z24_UNORM_X8_UINT
] = 0,
388 [MESA_FORMAT_X8_UINT_Z24_UNORM
] = 0,
389 [MESA_FORMAT_Z_UNORM32
] = 0,
390 [MESA_FORMAT_S_UINT8
] = BRW_SURFACEFORMAT_R8_UINT
,
392 [MESA_FORMAT_BGR_SRGB8
] = 0,
393 [MESA_FORMAT_A8B8G8R8_SRGB
] = 0,
394 [MESA_FORMAT_B8G8R8A8_SRGB
] = BRW_SURFACEFORMAT_B8G8R8A8_UNORM_SRGB
,
395 [MESA_FORMAT_A8R8G8B8_SRGB
] = 0,
396 [MESA_FORMAT_R8G8B8A8_SRGB
] = BRW_SURFACEFORMAT_R8G8B8A8_UNORM_SRGB
,
397 [MESA_FORMAT_X8R8G8B8_SRGB
] = 0,
398 [MESA_FORMAT_B8G8R8X8_SRGB
] = BRW_SURFACEFORMAT_B8G8R8X8_UNORM_SRGB
,
399 [MESA_FORMAT_L_SRGB8
] = BRW_SURFACEFORMAT_L8_UNORM_SRGB
,
400 [MESA_FORMAT_L8A8_SRGB
] = BRW_SURFACEFORMAT_L8A8_UNORM_SRGB
,
401 [MESA_FORMAT_A8L8_SRGB
] = 0,
402 [MESA_FORMAT_SRGB_DXT1
] = BRW_SURFACEFORMAT_DXT1_RGB_SRGB
,
403 [MESA_FORMAT_SRGBA_DXT1
] = BRW_SURFACEFORMAT_BC1_UNORM_SRGB
,
404 [MESA_FORMAT_SRGBA_DXT3
] = BRW_SURFACEFORMAT_BC2_UNORM_SRGB
,
405 [MESA_FORMAT_SRGBA_DXT5
] = BRW_SURFACEFORMAT_BC3_UNORM_SRGB
,
407 [MESA_FORMAT_RGB_FXT1
] = BRW_SURFACEFORMAT_FXT1
,
408 [MESA_FORMAT_RGBA_FXT1
] = BRW_SURFACEFORMAT_FXT1
,
409 [MESA_FORMAT_RGB_DXT1
] = BRW_SURFACEFORMAT_DXT1_RGB
,
410 [MESA_FORMAT_RGBA_DXT1
] = BRW_SURFACEFORMAT_BC1_UNORM
,
411 [MESA_FORMAT_RGBA_DXT3
] = BRW_SURFACEFORMAT_BC2_UNORM
,
412 [MESA_FORMAT_RGBA_DXT5
] = BRW_SURFACEFORMAT_BC3_UNORM
,
414 [MESA_FORMAT_RGBA_FLOAT32
] = BRW_SURFACEFORMAT_R32G32B32A32_FLOAT
,
415 [MESA_FORMAT_RGBA_FLOAT16
] = BRW_SURFACEFORMAT_R16G16B16A16_FLOAT
,
416 [MESA_FORMAT_RGB_FLOAT32
] = BRW_SURFACEFORMAT_R32G32B32_FLOAT
,
417 [MESA_FORMAT_RGB_FLOAT16
] = 0,
418 [MESA_FORMAT_A_FLOAT32
] = BRW_SURFACEFORMAT_A32_FLOAT
,
419 [MESA_FORMAT_A_FLOAT16
] = BRW_SURFACEFORMAT_A16_FLOAT
,
420 [MESA_FORMAT_L_FLOAT32
] = BRW_SURFACEFORMAT_L32_FLOAT
,
421 [MESA_FORMAT_L_FLOAT16
] = BRW_SURFACEFORMAT_L16_FLOAT
,
422 [MESA_FORMAT_LA_FLOAT32
] = BRW_SURFACEFORMAT_L32A32_FLOAT
,
423 [MESA_FORMAT_LA_FLOAT16
] = BRW_SURFACEFORMAT_L16A16_FLOAT
,
424 [MESA_FORMAT_I_FLOAT32
] = BRW_SURFACEFORMAT_I32_FLOAT
,
425 [MESA_FORMAT_I_FLOAT16
] = BRW_SURFACEFORMAT_I16_FLOAT
,
426 [MESA_FORMAT_R_FLOAT32
] = BRW_SURFACEFORMAT_R32_FLOAT
,
427 [MESA_FORMAT_R_FLOAT16
] = BRW_SURFACEFORMAT_R16_FLOAT
,
428 [MESA_FORMAT_RG_FLOAT32
] = BRW_SURFACEFORMAT_R32G32_FLOAT
,
429 [MESA_FORMAT_RG_FLOAT16
] = BRW_SURFACEFORMAT_R16G16_FLOAT
,
431 [MESA_FORMAT_A_UINT8
] = 0,
432 [MESA_FORMAT_A_UINT16
] = 0,
433 [MESA_FORMAT_A_UINT32
] = 0,
434 [MESA_FORMAT_A_SINT8
] = 0,
435 [MESA_FORMAT_A_SINT16
] = 0,
436 [MESA_FORMAT_A_SINT32
] = 0,
438 [MESA_FORMAT_I_UINT8
] = 0,
439 [MESA_FORMAT_I_UINT16
] = 0,
440 [MESA_FORMAT_I_UINT32
] = 0,
441 [MESA_FORMAT_I_SINT8
] = 0,
442 [MESA_FORMAT_I_SINT16
] = 0,
443 [MESA_FORMAT_I_SINT32
] = 0,
445 [MESA_FORMAT_L_UINT8
] = 0,
446 [MESA_FORMAT_L_UINT16
] = 0,
447 [MESA_FORMAT_L_UINT32
] = 0,
448 [MESA_FORMAT_L_SINT8
] = 0,
449 [MESA_FORMAT_L_SINT16
] = 0,
450 [MESA_FORMAT_L_SINT32
] = 0,
452 [MESA_FORMAT_LA_UINT8
] = 0,
453 [MESA_FORMAT_LA_UINT16
] = 0,
454 [MESA_FORMAT_LA_UINT32
] = 0,
455 [MESA_FORMAT_LA_SINT8
] = 0,
456 [MESA_FORMAT_LA_SINT16
] = 0,
457 [MESA_FORMAT_LA_SINT32
] = 0,
459 [MESA_FORMAT_R_SINT8
] = BRW_SURFACEFORMAT_R8_SINT
,
460 [MESA_FORMAT_RG_SINT8
] = BRW_SURFACEFORMAT_R8G8_SINT
,
461 [MESA_FORMAT_RGB_SINT8
] = BRW_SURFACEFORMAT_R8G8B8_SINT
,
462 [MESA_FORMAT_RGBA_SINT8
] = BRW_SURFACEFORMAT_R8G8B8A8_SINT
,
463 [MESA_FORMAT_R_SINT16
] = BRW_SURFACEFORMAT_R16_SINT
,
464 [MESA_FORMAT_RG_SINT16
] = BRW_SURFACEFORMAT_R16G16_SINT
,
465 [MESA_FORMAT_RGB_SINT16
] = BRW_SURFACEFORMAT_R16G16B16_SINT
,
466 [MESA_FORMAT_RGBA_SINT16
] = BRW_SURFACEFORMAT_R16G16B16A16_SINT
,
467 [MESA_FORMAT_R_SINT32
] = BRW_SURFACEFORMAT_R32_SINT
,
468 [MESA_FORMAT_RG_SINT32
] = BRW_SURFACEFORMAT_R32G32_SINT
,
469 [MESA_FORMAT_RGB_SINT32
] = BRW_SURFACEFORMAT_R32G32B32_SINT
,
470 [MESA_FORMAT_RGBA_SINT32
] = BRW_SURFACEFORMAT_R32G32B32A32_SINT
,
472 [MESA_FORMAT_R_UINT8
] = BRW_SURFACEFORMAT_R8_UINT
,
473 [MESA_FORMAT_RG_UINT8
] = BRW_SURFACEFORMAT_R8G8_UINT
,
474 [MESA_FORMAT_RGB_UINT8
] = BRW_SURFACEFORMAT_R8G8B8_UINT
,
475 [MESA_FORMAT_RGBA_UINT8
] = BRW_SURFACEFORMAT_R8G8B8A8_UINT
,
476 [MESA_FORMAT_R_UINT16
] = BRW_SURFACEFORMAT_R16_UINT
,
477 [MESA_FORMAT_RG_UINT16
] = BRW_SURFACEFORMAT_R16G16_UINT
,
478 [MESA_FORMAT_RGB_UINT16
] = BRW_SURFACEFORMAT_R16G16B16_UINT
,
479 [MESA_FORMAT_RGBA_UINT16
] = BRW_SURFACEFORMAT_R16G16B16A16_UINT
,
480 [MESA_FORMAT_R_UINT32
] = BRW_SURFACEFORMAT_R32_UINT
,
481 [MESA_FORMAT_RG_UINT32
] = BRW_SURFACEFORMAT_R32G32_UINT
,
482 [MESA_FORMAT_RGB_UINT32
] = BRW_SURFACEFORMAT_R32G32B32_UINT
,
483 [MESA_FORMAT_RGBA_UINT32
] = BRW_SURFACEFORMAT_R32G32B32A32_UINT
,
485 [MESA_FORMAT_R_SNORM8
] = BRW_SURFACEFORMAT_R8_SNORM
,
486 [MESA_FORMAT_R8G8_SNORM
] = BRW_SURFACEFORMAT_R8G8_SNORM
,
487 [MESA_FORMAT_X8B8G8R8_SNORM
] = 0,
488 [MESA_FORMAT_A8B8G8R8_SNORM
] = 0,
489 [MESA_FORMAT_R8G8B8A8_SNORM
] = BRW_SURFACEFORMAT_R8G8B8A8_SNORM
,
490 [MESA_FORMAT_R_SNORM16
] = BRW_SURFACEFORMAT_R16_SNORM
,
491 [MESA_FORMAT_R16G16_SNORM
] = BRW_SURFACEFORMAT_R16G16_SNORM
,
492 [MESA_FORMAT_RGB_SNORM16
] = BRW_SURFACEFORMAT_R16G16B16_SNORM
,
493 [MESA_FORMAT_RGBA_SNORM16
] = BRW_SURFACEFORMAT_R16G16B16A16_SNORM
,
494 [MESA_FORMAT_RGBA_UNORM16
] = BRW_SURFACEFORMAT_R16G16B16A16_UNORM
,
496 [MESA_FORMAT_R_RGTC1_UNORM
] = BRW_SURFACEFORMAT_BC4_UNORM
,
497 [MESA_FORMAT_R_RGTC1_SNORM
] = BRW_SURFACEFORMAT_BC4_SNORM
,
498 [MESA_FORMAT_RG_RGTC2_UNORM
] = BRW_SURFACEFORMAT_BC5_UNORM
,
499 [MESA_FORMAT_RG_RGTC2_SNORM
] = BRW_SURFACEFORMAT_BC5_SNORM
,
501 [MESA_FORMAT_L_LATC1_UNORM
] = 0,
502 [MESA_FORMAT_L_LATC1_SNORM
] = 0,
503 [MESA_FORMAT_LA_LATC2_UNORM
] = 0,
504 [MESA_FORMAT_LA_LATC2_SNORM
] = 0,
506 [MESA_FORMAT_ETC1_RGB8
] = BRW_SURFACEFORMAT_ETC1_RGB8
,
507 [MESA_FORMAT_ETC2_RGB8
] = BRW_SURFACEFORMAT_ETC2_RGB8
,
508 [MESA_FORMAT_ETC2_SRGB8
] = BRW_SURFACEFORMAT_ETC2_SRGB8
,
509 [MESA_FORMAT_ETC2_RGBA8_EAC
] = BRW_SURFACEFORMAT_ETC2_EAC_RGBA8
,
510 [MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC
] = BRW_SURFACEFORMAT_ETC2_EAC_SRGB8_A8
,
511 [MESA_FORMAT_ETC2_R11_EAC
] = BRW_SURFACEFORMAT_EAC_R11
,
512 [MESA_FORMAT_ETC2_RG11_EAC
] = BRW_SURFACEFORMAT_EAC_RG11
,
513 [MESA_FORMAT_ETC2_SIGNED_R11_EAC
] = BRW_SURFACEFORMAT_EAC_SIGNED_R11
,
514 [MESA_FORMAT_ETC2_SIGNED_RG11_EAC
] = BRW_SURFACEFORMAT_EAC_SIGNED_RG11
,
515 [MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1
] = BRW_SURFACEFORMAT_ETC2_RGB8_PTA
,
516 [MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1
] = BRW_SURFACEFORMAT_ETC2_SRGB8_PTA
,
518 [MESA_FORMAT_BPTC_RGBA_UNORM
] = BRW_SURFACEFORMAT_BC7_UNORM
,
519 [MESA_FORMAT_BPTC_SRGB_ALPHA_UNORM
] = BRW_SURFACEFORMAT_BC7_UNORM_SRGB
,
520 [MESA_FORMAT_BPTC_RGB_SIGNED_FLOAT
] = BRW_SURFACEFORMAT_BC6H_SF16
,
521 [MESA_FORMAT_BPTC_RGB_UNSIGNED_FLOAT
] = BRW_SURFACEFORMAT_BC6H_UF16
,
523 [MESA_FORMAT_RGBA_ASTC_4x4
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_4x4_FLT16
,
524 [MESA_FORMAT_RGBA_ASTC_5x4
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_5x4_FLT16
,
525 [MESA_FORMAT_RGBA_ASTC_5x5
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_5x5_FLT16
,
526 [MESA_FORMAT_RGBA_ASTC_6x5
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_6x5_FLT16
,
527 [MESA_FORMAT_RGBA_ASTC_6x6
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_6x6_FLT16
,
528 [MESA_FORMAT_RGBA_ASTC_8x5
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_8x5_FLT16
,
529 [MESA_FORMAT_RGBA_ASTC_8x6
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_8x6_FLT16
,
530 [MESA_FORMAT_RGBA_ASTC_8x8
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_8x8_FLT16
,
531 [MESA_FORMAT_RGBA_ASTC_10x5
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_10x5_FLT16
,
532 [MESA_FORMAT_RGBA_ASTC_10x6
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_10x6_FLT16
,
533 [MESA_FORMAT_RGBA_ASTC_10x8
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_10x8_FLT16
,
534 [MESA_FORMAT_RGBA_ASTC_10x10
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_10x10_FLT16
,
535 [MESA_FORMAT_RGBA_ASTC_12x10
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_12x10_FLT16
,
536 [MESA_FORMAT_RGBA_ASTC_12x12
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_12x12_FLT16
,
537 [MESA_FORMAT_SRGB8_ALPHA8_ASTC_4x4
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_4x4_U8sRGB
,
538 [MESA_FORMAT_SRGB8_ALPHA8_ASTC_5x4
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_5x4_U8sRGB
,
539 [MESA_FORMAT_SRGB8_ALPHA8_ASTC_5x5
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_5x5_U8sRGB
,
540 [MESA_FORMAT_SRGB8_ALPHA8_ASTC_6x5
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_6x5_U8sRGB
,
541 [MESA_FORMAT_SRGB8_ALPHA8_ASTC_6x6
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_6x6_U8sRGB
,
542 [MESA_FORMAT_SRGB8_ALPHA8_ASTC_8x5
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_8x5_U8sRGB
,
543 [MESA_FORMAT_SRGB8_ALPHA8_ASTC_8x6
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_8x6_U8sRGB
,
544 [MESA_FORMAT_SRGB8_ALPHA8_ASTC_8x8
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_8x8_U8sRGB
,
545 [MESA_FORMAT_SRGB8_ALPHA8_ASTC_10x5
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_10x5_U8sRGB
,
546 [MESA_FORMAT_SRGB8_ALPHA8_ASTC_10x6
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_10x6_U8sRGB
,
547 [MESA_FORMAT_SRGB8_ALPHA8_ASTC_10x8
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_10x8_U8sRGB
,
548 [MESA_FORMAT_SRGB8_ALPHA8_ASTC_10x10
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_10x10_U8sRGB
,
549 [MESA_FORMAT_SRGB8_ALPHA8_ASTC_12x10
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_12x10_U8sRGB
,
550 [MESA_FORMAT_SRGB8_ALPHA8_ASTC_12x12
] = BRW_SURFACEFORMAT_ASTC_LDR_2D_12x12_U8sRGB
,
552 [MESA_FORMAT_A_SNORM8
] = 0,
553 [MESA_FORMAT_L_SNORM8
] = 0,
554 [MESA_FORMAT_L8A8_SNORM
] = 0,
555 [MESA_FORMAT_A8L8_SNORM
] = 0,
556 [MESA_FORMAT_I_SNORM8
] = 0,
557 [MESA_FORMAT_A_SNORM16
] = 0,
558 [MESA_FORMAT_L_SNORM16
] = 0,
559 [MESA_FORMAT_LA_SNORM16
] = 0,
560 [MESA_FORMAT_I_SNORM16
] = 0,
562 [MESA_FORMAT_R9G9B9E5_FLOAT
] = BRW_SURFACEFORMAT_R9G9B9E5_SHAREDEXP
,
563 [MESA_FORMAT_R11G11B10_FLOAT
] = BRW_SURFACEFORMAT_R11G11B10_FLOAT
,
565 [MESA_FORMAT_Z_FLOAT32
] = 0,
566 [MESA_FORMAT_Z32_FLOAT_S8X24_UINT
] = 0,
568 [MESA_FORMAT_R10G10B10A2_UNORM
] = BRW_SURFACEFORMAT_R10G10B10A2_UNORM
,
569 [MESA_FORMAT_B10G10R10A2_UINT
] = BRW_SURFACEFORMAT_B10G10R10A2_UINT
,
570 [MESA_FORMAT_R10G10B10A2_UINT
] = BRW_SURFACEFORMAT_R10G10B10A2_UINT
,
572 [MESA_FORMAT_B4G4R4X4_UNORM
] = 0,
573 [MESA_FORMAT_B5G5R5X1_UNORM
] = BRW_SURFACEFORMAT_B5G5R5X1_UNORM
,
574 [MESA_FORMAT_R8G8B8X8_SNORM
] = 0,
575 [MESA_FORMAT_R8G8B8X8_SRGB
] = BRW_SURFACEFORMAT_R8G8B8X8_UNORM_SRGB
,
576 [MESA_FORMAT_X8B8G8R8_SRGB
] = 0,
577 [MESA_FORMAT_RGBX_UINT8
] = 0,
578 [MESA_FORMAT_RGBX_SINT8
] = 0,
579 [MESA_FORMAT_B10G10R10X2_UNORM
] = BRW_SURFACEFORMAT_B10G10R10X2_UNORM
,
580 [MESA_FORMAT_RGBX_UNORM16
] = BRW_SURFACEFORMAT_R16G16B16X16_UNORM
,
581 [MESA_FORMAT_RGBX_SNORM16
] = 0,
582 [MESA_FORMAT_RGBX_FLOAT16
] = BRW_SURFACEFORMAT_R16G16B16X16_FLOAT
,
583 [MESA_FORMAT_RGBX_UINT16
] = 0,
584 [MESA_FORMAT_RGBX_SINT16
] = 0,
585 [MESA_FORMAT_RGBX_FLOAT32
] = BRW_SURFACEFORMAT_R32G32B32X32_FLOAT
,
586 [MESA_FORMAT_RGBX_UINT32
] = 0,
587 [MESA_FORMAT_RGBX_SINT32
] = 0,
589 assert(mesa_format
< MESA_FORMAT_COUNT
);
590 return table
[mesa_format
];
594 brw_init_surface_formats(struct brw_context
*brw
)
596 struct gl_context
*ctx
= &brw
->ctx
;
600 memset(&ctx
->TextureFormatSupported
, 0, sizeof(ctx
->TextureFormatSupported
));
603 if (brw
->is_g4x
|| brw
->is_haswell
)
606 for (format
= MESA_FORMAT_NONE
+ 1; format
< MESA_FORMAT_COUNT
; format
++) {
607 uint32_t texture
, render
;
608 const struct brw_surface_format_info
*rinfo
, *tinfo
;
609 bool is_integer
= _mesa_is_format_integer_color(format
);
611 render
= texture
= brw_format_for_mesa_format(format
);
612 tinfo
= &surface_formats
[texture
];
614 /* The value of BRW_SURFACEFORMAT_R32G32B32A32_FLOAT is 0, so don't skip
617 if (texture
== 0 && format
!= MESA_FORMAT_RGBA_FLOAT32
)
620 if (gen
>= tinfo
->sampling
&& (gen
>= tinfo
->filtering
|| is_integer
))
621 ctx
->TextureFormatSupported
[format
] = true;
623 /* Re-map some render target formats to make them supported when they
624 * wouldn't be using their format for texturing.
627 /* For these formats, we just need to read/write the first
628 * channel into R, which is to say that we just treat them as
631 case BRW_SURFACEFORMAT_I32_FLOAT
:
632 case BRW_SURFACEFORMAT_L32_FLOAT
:
633 render
= BRW_SURFACEFORMAT_R32_FLOAT
;
635 case BRW_SURFACEFORMAT_I16_FLOAT
:
636 case BRW_SURFACEFORMAT_L16_FLOAT
:
637 render
= BRW_SURFACEFORMAT_R16_FLOAT
;
639 case BRW_SURFACEFORMAT_I8_UNORM
:
640 case BRW_SURFACEFORMAT_L8_UNORM
:
641 render
= BRW_SURFACEFORMAT_R8_UNORM
;
643 case BRW_SURFACEFORMAT_I16_UNORM
:
644 case BRW_SURFACEFORMAT_L16_UNORM
:
645 render
= BRW_SURFACEFORMAT_R16_UNORM
;
647 case BRW_SURFACEFORMAT_R16G16B16X16_UNORM
:
648 render
= BRW_SURFACEFORMAT_R16G16B16A16_UNORM
;
650 case BRW_SURFACEFORMAT_R16G16B16X16_FLOAT
:
651 render
= BRW_SURFACEFORMAT_R16G16B16A16_FLOAT
;
653 case BRW_SURFACEFORMAT_B8G8R8X8_UNORM
:
654 /* XRGB is handled as ARGB because the chips in this family
655 * cannot render to XRGB targets. This means that we have to
656 * mask writes to alpha (ala glColorMask) and reconfigure the
657 * alpha blending hardware to use GL_ONE (or GL_ZERO) for
658 * cases where GL_DST_ALPHA (or GL_ONE_MINUS_DST_ALPHA) is
659 * used. On Gen8+ BGRX is actually allowed (but not RGBX).
661 if (gen
< tinfo
->render_target
)
662 render
= BRW_SURFACEFORMAT_B8G8R8A8_UNORM
;
664 case BRW_SURFACEFORMAT_B8G8R8X8_UNORM_SRGB
:
665 if (gen
< tinfo
->render_target
)
666 render
= BRW_SURFACEFORMAT_B8G8R8A8_UNORM_SRGB
;
668 case BRW_SURFACEFORMAT_R8G8B8X8_UNORM
:
669 render
= BRW_SURFACEFORMAT_R8G8B8A8_UNORM
;
671 case BRW_SURFACEFORMAT_R8G8B8X8_UNORM_SRGB
:
672 render
= BRW_SURFACEFORMAT_R8G8B8A8_UNORM_SRGB
;
676 rinfo
= &surface_formats
[render
];
678 /* Note that GL_EXT_texture_integer says that blending doesn't occur for
679 * integer, so we don't need hardware support for blending on it. Other
680 * than that, GL in general requires alpha blending for render targets,
681 * even though we don't support it for some formats.
683 if (gen
>= rinfo
->render_target
&&
684 (gen
>= rinfo
->alpha_blend
|| is_integer
)) {
685 brw
->render_target_format
[format
] = render
;
686 brw
->format_supported_as_render_target
[format
] = true;
690 /* We will check this table for FBO completeness, but the surface format
691 * table above only covered color rendering.
693 brw
->format_supported_as_render_target
[MESA_FORMAT_Z24_UNORM_S8_UINT
] = true;
694 brw
->format_supported_as_render_target
[MESA_FORMAT_Z24_UNORM_X8_UINT
] = true;
695 brw
->format_supported_as_render_target
[MESA_FORMAT_S_UINT8
] = true;
696 brw
->format_supported_as_render_target
[MESA_FORMAT_Z_FLOAT32
] = true;
697 brw
->format_supported_as_render_target
[MESA_FORMAT_Z32_FLOAT_S8X24_UINT
] = true;
699 brw
->format_supported_as_render_target
[MESA_FORMAT_Z_UNORM16
] = true;
701 /* We remap depth formats to a supported texturing format in
702 * translate_tex_format().
704 ctx
->TextureFormatSupported
[MESA_FORMAT_Z24_UNORM_S8_UINT
] = true;
705 ctx
->TextureFormatSupported
[MESA_FORMAT_Z24_UNORM_X8_UINT
] = true;
706 ctx
->TextureFormatSupported
[MESA_FORMAT_Z_FLOAT32
] = true;
707 ctx
->TextureFormatSupported
[MESA_FORMAT_Z32_FLOAT_S8X24_UINT
] = true;
709 /* Benchmarking shows that Z16 is slower than Z24, so there's no reason to
710 * use it unless you're under memory (not memory bandwidth) pressure.
712 * Apparently, the GPU's depth scoreboarding works on a 32-bit granularity,
713 * which corresponds to one pixel in the depth buffer for Z24 or Z32 formats.
714 * However, it corresponds to two pixels with Z16, which means both need to
715 * hit the early depth case in order for it to happen.
717 * Other speculation is that we may be hitting increased fragment shader
718 * execution from GL_LEQUAL/GL_EQUAL depth tests at reduced precision.
720 * With the PMA stall workaround in place, Z16 is faster than Z24, as it
724 ctx
->TextureFormatSupported
[MESA_FORMAT_Z_UNORM16
] = true;
726 /* The RGBX formats are not renderable. Normally these get mapped
727 * internally to RGBA formats when rendering. However on Gen9+ when this
728 * internal override is used fast clears don't work so they are disabled in
729 * brw_meta_fast_clear. To avoid this problem we can just pretend not to
730 * support RGBX formats at all. This will cause the upper layers of Mesa to
731 * pick the RGBA formats instead. This works fine because when it is used
732 * as a texture source the swizzle state is programmed to force the alpha
733 * channel to 1.0 anyway. We could also do this for all gens except that
734 * it's a bit more difficult when the hardware doesn't support texture
735 * swizzling. Gens using the blorp have further problems because that
736 * doesn't implement this swizzle override. We don't need to do this for
737 * BGRX because that actually is supported natively on Gen8+.
740 static const mesa_format rgbx_formats
[] = {
741 MESA_FORMAT_R8G8B8X8_UNORM
,
742 MESA_FORMAT_R8G8B8X8_SRGB
,
743 MESA_FORMAT_RGBX_UNORM16
,
744 MESA_FORMAT_RGBX_FLOAT16
,
745 MESA_FORMAT_RGBX_FLOAT32
748 for (int i
= 0; i
< ARRAY_SIZE(rgbx_formats
); i
++) {
749 ctx
->TextureFormatSupported
[rgbx_formats
[i
]] = false;
750 brw
->format_supported_as_render_target
[rgbx_formats
[i
]] = false;
754 /* On hardware that lacks support for ETC1, we map ETC1 to RGBX
755 * during glCompressedTexImage2D(). See intel_mipmap_tree::wraps_etc1.
757 ctx
->TextureFormatSupported
[MESA_FORMAT_ETC1_RGB8
] = true;
759 /* On hardware that lacks support for ETC2, we map ETC2 to a suitable
760 * MESA_FORMAT during glCompressedTexImage2D().
761 * See intel_mipmap_tree::wraps_etc2.
763 ctx
->TextureFormatSupported
[MESA_FORMAT_ETC2_RGB8
] = true;
764 ctx
->TextureFormatSupported
[MESA_FORMAT_ETC2_SRGB8
] = true;
765 ctx
->TextureFormatSupported
[MESA_FORMAT_ETC2_RGBA8_EAC
] = true;
766 ctx
->TextureFormatSupported
[MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC
] = true;
767 ctx
->TextureFormatSupported
[MESA_FORMAT_ETC2_R11_EAC
] = true;
768 ctx
->TextureFormatSupported
[MESA_FORMAT_ETC2_RG11_EAC
] = true;
769 ctx
->TextureFormatSupported
[MESA_FORMAT_ETC2_SIGNED_R11_EAC
] = true;
770 ctx
->TextureFormatSupported
[MESA_FORMAT_ETC2_SIGNED_RG11_EAC
] = true;
771 ctx
->TextureFormatSupported
[MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1
] = true;
772 ctx
->TextureFormatSupported
[MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1
] = true;
776 brw_render_target_supported(struct brw_context
*brw
,
777 struct gl_renderbuffer
*rb
)
779 mesa_format format
= rb
->Format
;
781 /* Many integer formats are promoted to RGBA (like XRGB8888 is), which means
782 * we would consider them renderable even though we don't have surface
783 * support for their alpha behavior and don't have the blending unit
784 * available to fake it like we do for XRGB8888. Force them to being
787 if (_mesa_is_format_integer_color(format
) &&
788 rb
->_BaseFormat
!= GL_RGBA
&&
789 rb
->_BaseFormat
!= GL_RG
&&
790 rb
->_BaseFormat
!= GL_RED
)
793 /* Under some conditions, MSAA is not supported for formats whose width is
796 if (rb
->NumSamples
> 0 && _mesa_get_format_bytes(format
) > 8) {
797 /* Gen6: MSAA on >64 bit formats is unsupported. */
801 /* Gen7: 8x MSAA on >64 bit formats is unsupported. */
802 if (rb
->NumSamples
>= 8)
806 return brw
->format_supported_as_render_target
[format
];
810 * True if the underlying hardware format can support lossless color
814 brw_losslessly_compressible_format(struct brw_context
*brw
,
817 const struct brw_surface_format_info
* const sinfo
=
818 &surface_formats
[brw_format
];
819 const int gen
= brw
->gen
* 10;
821 assert(brw
->gen
>= 9);
823 if (gen
>= sinfo
->lossless_compression
)
830 translate_tex_format(struct brw_context
*brw
,
831 mesa_format mesa_format
,
834 struct gl_context
*ctx
= &brw
->ctx
;
835 if (srgb_decode
== GL_SKIP_DECODE_EXT
)
836 mesa_format
= _mesa_get_srgb_format_linear(mesa_format
);
838 switch( mesa_format
) {
840 case MESA_FORMAT_Z_UNORM16
:
841 return BRW_SURFACEFORMAT_R16_UNORM
;
843 case MESA_FORMAT_Z24_UNORM_S8_UINT
:
844 case MESA_FORMAT_Z24_UNORM_X8_UINT
:
845 return BRW_SURFACEFORMAT_R24_UNORM_X8_TYPELESS
;
847 case MESA_FORMAT_Z_FLOAT32
:
848 return BRW_SURFACEFORMAT_R32_FLOAT
;
850 case MESA_FORMAT_Z32_FLOAT_S8X24_UINT
:
851 return BRW_SURFACEFORMAT_R32_FLOAT_X8X24_TYPELESS
;
853 case MESA_FORMAT_RGBA_FLOAT32
:
854 /* The value of this BRW_SURFACEFORMAT is 0, which tricks the
857 return BRW_SURFACEFORMAT_R32G32B32A32_FLOAT
;
859 case MESA_FORMAT_SRGB_DXT1
:
860 if (brw
->gen
== 4 && !brw
->is_g4x
) {
861 /* Work around missing SRGB DXT1 support on original gen4 by just
862 * skipping SRGB decode. It's not worth not supporting sRGB in
863 * general to prevent this.
865 WARN_ONCE(true, "Demoting sRGB DXT1 texture to non-sRGB\n");
866 mesa_format
= MESA_FORMAT_RGB_DXT1
;
868 return brw_format_for_mesa_format(mesa_format
);
870 case MESA_FORMAT_RGBA_ASTC_4x4
:
871 case MESA_FORMAT_RGBA_ASTC_5x4
:
872 case MESA_FORMAT_RGBA_ASTC_5x5
:
873 case MESA_FORMAT_RGBA_ASTC_6x5
:
874 case MESA_FORMAT_RGBA_ASTC_6x6
:
875 case MESA_FORMAT_RGBA_ASTC_8x5
:
876 case MESA_FORMAT_RGBA_ASTC_8x6
:
877 case MESA_FORMAT_RGBA_ASTC_8x8
:
878 case MESA_FORMAT_RGBA_ASTC_10x5
:
879 case MESA_FORMAT_RGBA_ASTC_10x6
:
880 case MESA_FORMAT_RGBA_ASTC_10x8
:
881 case MESA_FORMAT_RGBA_ASTC_10x10
:
882 case MESA_FORMAT_RGBA_ASTC_12x10
:
883 case MESA_FORMAT_RGBA_ASTC_12x12
: {
884 GLuint brw_fmt
= brw_format_for_mesa_format(mesa_format
);
887 * On Gen9+, it is possible to process these formats using the LDR
888 * Profile or the Full Profile mode of the hardware. Because, it isn't
889 * possible to determine if an HDR or LDR texture is being rendered, we
890 * can't determine which mode to enable in the hardware. Therefore, to
891 * handle all cases, always default to Full profile unless we are
892 * processing sRGBs, which are incompatible with this mode.
895 brw_fmt
|= GEN9_SURFACE_ASTC_HDR_FORMAT_BIT
;
901 assert(brw_format_for_mesa_format(mesa_format
) != 0);
902 return brw_format_for_mesa_format(mesa_format
);
907 * Convert a MESA_FORMAT to the corresponding BRW_DEPTHFORMAT enum.
910 brw_depth_format(struct brw_context
*brw
, mesa_format format
)
913 case MESA_FORMAT_Z_UNORM16
:
914 return BRW_DEPTHFORMAT_D16_UNORM
;
915 case MESA_FORMAT_Z_FLOAT32
:
916 return BRW_DEPTHFORMAT_D32_FLOAT
;
917 case MESA_FORMAT_Z24_UNORM_X8_UINT
:
919 return BRW_DEPTHFORMAT_D24_UNORM_X8_UINT
;
921 /* Use D24_UNORM_S8, not D24_UNORM_X8.
923 * D24_UNORM_X8 was not introduced until Gen5. (See the Ironlake PRM,
924 * Volume 2, Part 1, Section 8.4.6 "Depth/Stencil Buffer State", Bits
925 * 3DSTATE_DEPTH_BUFFER.Surface_Format).
927 * However, on Gen5, D24_UNORM_X8 may be used only if separate
928 * stencil is enabled, and we never enable it. From the Ironlake PRM,
929 * same section as above, 3DSTATE_DEPTH_BUFFER's
930 * "Separate Stencil Buffer Enable" bit:
932 * "If this field is disabled, the Surface Format of the depth
933 * buffer cannot be D24_UNORM_X8_UINT."
935 return BRW_DEPTHFORMAT_D24_UNORM_S8_UINT
;
937 case MESA_FORMAT_Z24_UNORM_S8_UINT
:
938 return BRW_DEPTHFORMAT_D24_UNORM_S8_UINT
;
939 case MESA_FORMAT_Z32_FLOAT_S8X24_UINT
:
940 return BRW_DEPTHFORMAT_D32_FLOAT_S8X24_UINT
;
942 unreachable("Unexpected depth format.");
947 brw_lower_mesa_image_format(const struct brw_device_info
*devinfo
,
951 /* These are never lowered. Up to BDW we'll have to fall back to untyped
952 * surface access for 128bpp formats.
954 case MESA_FORMAT_RGBA_UINT32
:
955 case MESA_FORMAT_RGBA_SINT32
:
956 case MESA_FORMAT_RGBA_FLOAT32
:
957 case MESA_FORMAT_R_UINT32
:
958 case MESA_FORMAT_R_SINT32
:
959 case MESA_FORMAT_R_FLOAT32
:
962 /* From HSW to BDW the only 64bpp format supported for typed access is
963 * RGBA_UINT16. IVB falls back to untyped.
965 case MESA_FORMAT_RGBA_UINT16
:
966 case MESA_FORMAT_RGBA_SINT16
:
967 case MESA_FORMAT_RGBA_FLOAT16
:
968 case MESA_FORMAT_RG_UINT32
:
969 case MESA_FORMAT_RG_SINT32
:
970 case MESA_FORMAT_RG_FLOAT32
:
971 return (devinfo
->gen
>= 9 ? format
:
972 devinfo
->gen
>= 8 || devinfo
->is_haswell
?
973 MESA_FORMAT_RGBA_UINT16
: MESA_FORMAT_RG_UINT32
);
975 /* Up to BDW no SINT or FLOAT formats of less than 32 bits per component
976 * are supported. IVB doesn't support formats with more than one component
977 * for typed access. For 8 and 16 bpp formats IVB relies on the
978 * undocumented behavior that typed reads from R_UINT8 and R_UINT16
979 * surfaces actually do a 32-bit misaligned read. The alternative would be
980 * to use two surface state entries with different formats for each image,
981 * one for reading (using R_UINT32) and another one for writing (using
982 * R_UINT8 or R_UINT16), but that would complicate the shaders we generate
985 case MESA_FORMAT_RGBA_UINT8
:
986 case MESA_FORMAT_RGBA_SINT8
:
987 return (devinfo
->gen
>= 9 ? format
:
988 devinfo
->gen
>= 8 || devinfo
->is_haswell
?
989 MESA_FORMAT_RGBA_UINT8
: MESA_FORMAT_R_UINT32
);
991 case MESA_FORMAT_RG_UINT16
:
992 case MESA_FORMAT_RG_SINT16
:
993 case MESA_FORMAT_RG_FLOAT16
:
994 return (devinfo
->gen
>= 9 ? format
:
995 devinfo
->gen
>= 8 || devinfo
->is_haswell
?
996 MESA_FORMAT_RG_UINT16
: MESA_FORMAT_R_UINT32
);
998 case MESA_FORMAT_RG_UINT8
:
999 case MESA_FORMAT_RG_SINT8
:
1000 return (devinfo
->gen
>= 9 ? format
:
1001 devinfo
->gen
>= 8 || devinfo
->is_haswell
?
1002 MESA_FORMAT_RG_UINT8
: MESA_FORMAT_R_UINT16
);
1004 case MESA_FORMAT_R_UINT16
:
1005 case MESA_FORMAT_R_FLOAT16
:
1006 case MESA_FORMAT_R_SINT16
:
1007 return (devinfo
->gen
>= 9 ? format
: MESA_FORMAT_R_UINT16
);
1009 case MESA_FORMAT_R_UINT8
:
1010 case MESA_FORMAT_R_SINT8
:
1011 return (devinfo
->gen
>= 9 ? format
: MESA_FORMAT_R_UINT8
);
1013 /* Neither the 2/10/10/10 nor the 11/11/10 packed formats are supported
1016 case MESA_FORMAT_R10G10B10A2_UINT
:
1017 case MESA_FORMAT_R10G10B10A2_UNORM
:
1018 case MESA_FORMAT_R11G11B10_FLOAT
:
1019 return MESA_FORMAT_R_UINT32
;
1021 /* No normalized fixed-point formats are supported by the hardware. */
1022 case MESA_FORMAT_RGBA_UNORM16
:
1023 case MESA_FORMAT_RGBA_SNORM16
:
1024 return (devinfo
->gen
>= 8 || devinfo
->is_haswell
?
1025 MESA_FORMAT_RGBA_UINT16
: MESA_FORMAT_RG_UINT32
);
1027 case MESA_FORMAT_R8G8B8A8_UNORM
:
1028 case MESA_FORMAT_R8G8B8A8_SNORM
:
1029 return (devinfo
->gen
>= 8 || devinfo
->is_haswell
?
1030 MESA_FORMAT_RGBA_UINT8
: MESA_FORMAT_R_UINT32
);
1032 case MESA_FORMAT_R16G16_UNORM
:
1033 case MESA_FORMAT_R16G16_SNORM
:
1034 return (devinfo
->gen
>= 8 || devinfo
->is_haswell
?
1035 MESA_FORMAT_RG_UINT16
: MESA_FORMAT_R_UINT32
);
1037 case MESA_FORMAT_R8G8_UNORM
:
1038 case MESA_FORMAT_R8G8_SNORM
:
1039 return (devinfo
->gen
>= 8 || devinfo
->is_haswell
?
1040 MESA_FORMAT_RG_UINT8
: MESA_FORMAT_R_UINT16
);
1042 case MESA_FORMAT_R_UNORM16
:
1043 case MESA_FORMAT_R_SNORM16
:
1044 return MESA_FORMAT_R_UINT16
;
1046 case MESA_FORMAT_R_UNORM8
:
1047 case MESA_FORMAT_R_SNORM8
:
1048 return MESA_FORMAT_R_UINT8
;
1051 unreachable("Unknown image format");