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1 /*
2  * Copyright © 2016 Intel Corporation
3  * Copyright © 2019 Google LLC
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a
6  * copy of this software and associated documentation files (the "Software"),
7  * to deal in the Software without restriction, including without limitation
8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9  * and/or sell copies of the Software, and to permit persons to whom the
10  * Software is furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice (including the next
13  * paragraph) shall be included in all copies or substantial portions of the
14  * Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22  * DEALINGS IN THE SOFTWARE.
23  */
24 
25 #include "vk_format.h"
26 
27 /* Note that for packed formats, VK_FORMAT_ lists channels from high to low
28  * bits occupied by the channel, while MESA_FORMAT_* and PIPE_FORMAT_* are
29  * low-to-high.
30  *
31  * Also, missing entries are zero-filled, which happens to be
32  * PIPE_FORMAT_NONE.
33  */
34 static const enum pipe_format vk_format_map[] = {
35    /* Missing R4G4 */
36    [VK_FORMAT_R4G4B4A4_UNORM_PACK16] = PIPE_FORMAT_A4B4G4R4_UNORM,
37    [VK_FORMAT_B4G4R4A4_UNORM_PACK16] = PIPE_FORMAT_A4R4G4B4_UNORM,
38    [VK_FORMAT_R5G6B5_UNORM_PACK16] = PIPE_FORMAT_B5G6R5_UNORM,
39    [VK_FORMAT_B5G6R5_UNORM_PACK16] = PIPE_FORMAT_R5G6B5_UNORM,
40    [VK_FORMAT_R5G5B5A1_UNORM_PACK16] = PIPE_FORMAT_A1B5G5R5_UNORM,
41    [VK_FORMAT_B5G5R5A1_UNORM_PACK16] = PIPE_FORMAT_A1R5G5B5_UNORM,
42    [VK_FORMAT_A1R5G5B5_UNORM_PACK16] = PIPE_FORMAT_B5G5R5A1_UNORM,
43 
44    [VK_FORMAT_R8_UNORM] = PIPE_FORMAT_R8_UNORM,
45    [VK_FORMAT_R8_SNORM] = PIPE_FORMAT_R8_SNORM,
46    [VK_FORMAT_R8_USCALED] = PIPE_FORMAT_R8_USCALED,
47    [VK_FORMAT_R8_SSCALED] = PIPE_FORMAT_R8_SSCALED,
48    [VK_FORMAT_R8_UINT] = PIPE_FORMAT_R8_UINT,
49    [VK_FORMAT_R8_SINT] = PIPE_FORMAT_R8_SINT,
50    [VK_FORMAT_R8_SRGB] = PIPE_FORMAT_R8_SRGB,
51 
52    [VK_FORMAT_R8G8_UNORM] = PIPE_FORMAT_R8G8_UNORM,
53    [VK_FORMAT_R8G8_SNORM] = PIPE_FORMAT_R8G8_SNORM,
54    [VK_FORMAT_R8G8_USCALED] = PIPE_FORMAT_R8G8_USCALED,
55    [VK_FORMAT_R8G8_SSCALED] = PIPE_FORMAT_R8G8_SSCALED,
56    [VK_FORMAT_R8G8_UINT] = PIPE_FORMAT_R8G8_UINT,
57    [VK_FORMAT_R8G8_SINT] = PIPE_FORMAT_R8G8_SINT,
58    [VK_FORMAT_R8G8_SRGB] = PIPE_FORMAT_R8G8_SRGB,
59 
60    [VK_FORMAT_R8G8B8_UNORM] = PIPE_FORMAT_R8G8B8_UNORM,
61    [VK_FORMAT_R8G8B8_SNORM] = PIPE_FORMAT_R8G8B8_SNORM,
62    [VK_FORMAT_R8G8B8_USCALED] = PIPE_FORMAT_R8G8B8_USCALED,
63    [VK_FORMAT_R8G8B8_SSCALED] = PIPE_FORMAT_R8G8B8_SSCALED,
64    [VK_FORMAT_R8G8B8_UINT] = PIPE_FORMAT_R8G8B8_UINT,
65    [VK_FORMAT_R8G8B8_SINT] = PIPE_FORMAT_R8G8B8_SINT,
66    [VK_FORMAT_R8G8B8_SRGB] = PIPE_FORMAT_R8G8B8_SRGB,
67 
68    [VK_FORMAT_B8G8R8_UNORM] = PIPE_FORMAT_B8G8R8_UNORM,
69    [VK_FORMAT_B8G8R8_SNORM] = PIPE_FORMAT_B8G8R8_SNORM,
70    [VK_FORMAT_B8G8R8_USCALED] = PIPE_FORMAT_B8G8R8_USCALED,
71    [VK_FORMAT_B8G8R8_SSCALED] = PIPE_FORMAT_B8G8R8_SSCALED,
72    [VK_FORMAT_B8G8R8_UINT] = PIPE_FORMAT_B8G8R8_UINT,
73    [VK_FORMAT_B8G8R8_SINT] = PIPE_FORMAT_B8G8R8_SINT,
74    [VK_FORMAT_B8G8R8_SRGB] = PIPE_FORMAT_B8G8R8_SRGB,
75 
76    [VK_FORMAT_R8G8B8A8_UNORM] = PIPE_FORMAT_R8G8B8A8_UNORM,
77    [VK_FORMAT_R8G8B8A8_SNORM] = PIPE_FORMAT_R8G8B8A8_SNORM,
78    [VK_FORMAT_R8G8B8A8_USCALED] = PIPE_FORMAT_R8G8B8A8_USCALED,
79    [VK_FORMAT_R8G8B8A8_SSCALED] = PIPE_FORMAT_R8G8B8A8_SSCALED,
80    [VK_FORMAT_R8G8B8A8_UINT] = PIPE_FORMAT_R8G8B8A8_UINT,
81    [VK_FORMAT_R8G8B8A8_SINT] = PIPE_FORMAT_R8G8B8A8_SINT,
82    [VK_FORMAT_R8G8B8A8_SRGB] = PIPE_FORMAT_R8G8B8A8_SRGB,
83 
84    [VK_FORMAT_B8G8R8A8_UNORM] = PIPE_FORMAT_B8G8R8A8_UNORM,
85    [VK_FORMAT_B8G8R8A8_SNORM] = PIPE_FORMAT_B8G8R8A8_SNORM,
86    [VK_FORMAT_B8G8R8A8_USCALED] = PIPE_FORMAT_B8G8R8A8_USCALED,
87    [VK_FORMAT_B8G8R8A8_SSCALED] = PIPE_FORMAT_B8G8R8A8_SSCALED,
88    [VK_FORMAT_B8G8R8A8_UINT] = PIPE_FORMAT_B8G8R8A8_UINT,
89    [VK_FORMAT_B8G8R8A8_SINT] = PIPE_FORMAT_B8G8R8A8_SINT,
90    [VK_FORMAT_B8G8R8A8_SRGB] = PIPE_FORMAT_B8G8R8A8_SRGB,
91 
92    [VK_FORMAT_A8B8G8R8_UNORM_PACK32] = PIPE_FORMAT_RGBA8888_UNORM,
93    [VK_FORMAT_A8B8G8R8_SNORM_PACK32] = PIPE_FORMAT_RGBA8888_SNORM,
94    [VK_FORMAT_A8B8G8R8_USCALED_PACK32] = PIPE_FORMAT_RGBA8888_USCALED,
95    [VK_FORMAT_A8B8G8R8_SSCALED_PACK32] = PIPE_FORMAT_RGBA8888_SSCALED,
96    [VK_FORMAT_A8B8G8R8_UINT_PACK32] = PIPE_FORMAT_RGBA8888_UINT,
97    [VK_FORMAT_A8B8G8R8_SINT_PACK32] = PIPE_FORMAT_RGBA8888_SINT,
98    [VK_FORMAT_A8B8G8R8_SRGB_PACK32] = PIPE_FORMAT_RGBA8888_SRGB,
99 
100    [VK_FORMAT_A2R10G10B10_UNORM_PACK32] = PIPE_FORMAT_B10G10R10A2_UNORM,
101    [VK_FORMAT_A2R10G10B10_SNORM_PACK32] = PIPE_FORMAT_B10G10R10A2_SNORM,
102    [VK_FORMAT_A2R10G10B10_USCALED_PACK32] = PIPE_FORMAT_B10G10R10A2_USCALED,
103    [VK_FORMAT_A2R10G10B10_SSCALED_PACK32] = PIPE_FORMAT_B10G10R10A2_SSCALED,
104    [VK_FORMAT_A2R10G10B10_UINT_PACK32] = PIPE_FORMAT_B10G10R10A2_UINT,
105    [VK_FORMAT_A2R10G10B10_SINT_PACK32] = PIPE_FORMAT_B10G10R10A2_SINT,
106 
107    [VK_FORMAT_A2B10G10R10_UNORM_PACK32] = PIPE_FORMAT_R10G10B10A2_UNORM,
108    [VK_FORMAT_A2B10G10R10_SNORM_PACK32] = PIPE_FORMAT_R10G10B10A2_SNORM,
109    [VK_FORMAT_A2B10G10R10_USCALED_PACK32] = PIPE_FORMAT_R10G10B10A2_USCALED,
110    [VK_FORMAT_A2B10G10R10_SSCALED_PACK32] = PIPE_FORMAT_R10G10B10A2_SSCALED,
111    [VK_FORMAT_A2B10G10R10_UINT_PACK32] = PIPE_FORMAT_R10G10B10A2_UINT,
112    [VK_FORMAT_A2B10G10R10_SINT_PACK32] = PIPE_FORMAT_R10G10B10A2_SINT,
113 
114    [VK_FORMAT_R16_UNORM] = PIPE_FORMAT_R16_UNORM,
115    [VK_FORMAT_R16_SNORM] = PIPE_FORMAT_R16_SNORM,
116    [VK_FORMAT_R16_USCALED] = PIPE_FORMAT_R16_USCALED,
117    [VK_FORMAT_R16_SSCALED] = PIPE_FORMAT_R16_SSCALED,
118    [VK_FORMAT_R16_UINT] = PIPE_FORMAT_R16_UINT,
119    [VK_FORMAT_R16_SINT] = PIPE_FORMAT_R16_SINT,
120    [VK_FORMAT_R16_SFLOAT] = PIPE_FORMAT_R16_FLOAT,
121 
122    [VK_FORMAT_R16G16_UNORM] = PIPE_FORMAT_R16G16_UNORM,
123    [VK_FORMAT_R16G16_SNORM] = PIPE_FORMAT_R16G16_SNORM,
124    [VK_FORMAT_R16G16_USCALED] = PIPE_FORMAT_R16G16_USCALED,
125    [VK_FORMAT_R16G16_SSCALED] = PIPE_FORMAT_R16G16_SSCALED,
126    [VK_FORMAT_R16G16_UINT] = PIPE_FORMAT_R16G16_UINT,
127    [VK_FORMAT_R16G16_SINT] = PIPE_FORMAT_R16G16_SINT,
128    [VK_FORMAT_R16G16_SFLOAT] = PIPE_FORMAT_R16G16_FLOAT,
129 
130    [VK_FORMAT_R16G16B16_UNORM] = PIPE_FORMAT_R16G16B16_UNORM,
131    [VK_FORMAT_R16G16B16_SNORM] = PIPE_FORMAT_R16G16B16_SNORM,
132    [VK_FORMAT_R16G16B16_USCALED] = PIPE_FORMAT_R16G16B16_USCALED,
133    [VK_FORMAT_R16G16B16_SSCALED] = PIPE_FORMAT_R16G16B16_SSCALED,
134    [VK_FORMAT_R16G16B16_UINT] = PIPE_FORMAT_R16G16B16_UINT,
135    [VK_FORMAT_R16G16B16_SINT] = PIPE_FORMAT_R16G16B16_SINT,
136    [VK_FORMAT_R16G16B16_SFLOAT] = PIPE_FORMAT_R16G16B16_FLOAT,
137 
138    [VK_FORMAT_R16G16B16A16_UNORM] = PIPE_FORMAT_R16G16B16A16_UNORM,
139    [VK_FORMAT_R16G16B16A16_SNORM] = PIPE_FORMAT_R16G16B16A16_SNORM,
140    [VK_FORMAT_R16G16B16A16_USCALED] = PIPE_FORMAT_R16G16B16A16_USCALED,
141    [VK_FORMAT_R16G16B16A16_SSCALED] = PIPE_FORMAT_R16G16B16A16_SSCALED,
142    [VK_FORMAT_R16G16B16A16_UINT] = PIPE_FORMAT_R16G16B16A16_UINT,
143    [VK_FORMAT_R16G16B16A16_SINT] = PIPE_FORMAT_R16G16B16A16_SINT,
144    [VK_FORMAT_R16G16B16A16_SFLOAT] = PIPE_FORMAT_R16G16B16A16_FLOAT,
145 
146    [VK_FORMAT_R32_UINT] = PIPE_FORMAT_R32_UINT,
147    [VK_FORMAT_R32_SINT] = PIPE_FORMAT_R32_SINT,
148    [VK_FORMAT_R32_SFLOAT] = PIPE_FORMAT_R32_FLOAT,
149 
150    [VK_FORMAT_R32G32_UINT] = PIPE_FORMAT_R32G32_UINT,
151    [VK_FORMAT_R32G32_SINT] = PIPE_FORMAT_R32G32_SINT,
152    [VK_FORMAT_R32G32_SFLOAT] = PIPE_FORMAT_R32G32_FLOAT,
153 
154    [VK_FORMAT_R32G32B32_UINT] = PIPE_FORMAT_R32G32B32_UINT,
155    [VK_FORMAT_R32G32B32_SINT] = PIPE_FORMAT_R32G32B32_SINT,
156    [VK_FORMAT_R32G32B32_SFLOAT] = PIPE_FORMAT_R32G32B32_FLOAT,
157 
158    [VK_FORMAT_R32G32B32A32_UINT] = PIPE_FORMAT_R32G32B32A32_UINT,
159    [VK_FORMAT_R32G32B32A32_SINT] = PIPE_FORMAT_R32G32B32A32_SINT,
160    [VK_FORMAT_R32G32B32A32_SFLOAT] = PIPE_FORMAT_R32G32B32A32_FLOAT,
161 
162    [VK_FORMAT_R64_UINT] = PIPE_FORMAT_R64_UINT,
163    [VK_FORMAT_R64_SINT] = PIPE_FORMAT_R64_SINT,
164    /* Missing rest of 64-bit uint/sint formats */
165    [VK_FORMAT_R64_SFLOAT] = PIPE_FORMAT_R64_FLOAT,
166    [VK_FORMAT_R64G64_SFLOAT] = PIPE_FORMAT_R64G64_FLOAT,
167    [VK_FORMAT_R64G64B64_SFLOAT] = PIPE_FORMAT_R64G64B64_FLOAT,
168    [VK_FORMAT_R64G64B64A64_SFLOAT] = PIPE_FORMAT_R64G64B64A64_FLOAT,
169 
170    [VK_FORMAT_B10G11R11_UFLOAT_PACK32] = PIPE_FORMAT_R11G11B10_FLOAT,
171    [VK_FORMAT_E5B9G9R9_UFLOAT_PACK32] = PIPE_FORMAT_R9G9B9E5_FLOAT,
172 
173    [VK_FORMAT_D16_UNORM] = PIPE_FORMAT_Z16_UNORM,
174    [VK_FORMAT_X8_D24_UNORM_PACK32] = PIPE_FORMAT_Z24X8_UNORM,
175    [VK_FORMAT_D32_SFLOAT] = PIPE_FORMAT_Z32_FLOAT,
176    [VK_FORMAT_S8_UINT] = PIPE_FORMAT_S8_UINT,
177    [VK_FORMAT_D16_UNORM_S8_UINT] = PIPE_FORMAT_Z16_UNORM_S8_UINT,
178    [VK_FORMAT_D24_UNORM_S8_UINT] = PIPE_FORMAT_Z24_UNORM_S8_UINT,
179    [VK_FORMAT_D32_SFLOAT_S8_UINT] = PIPE_FORMAT_Z32_FLOAT_S8X24_UINT,
180 
181    [VK_FORMAT_BC1_RGB_UNORM_BLOCK] = PIPE_FORMAT_DXT1_RGB,
182    [VK_FORMAT_BC1_RGB_SRGB_BLOCK] = PIPE_FORMAT_DXT1_SRGB,
183    [VK_FORMAT_BC1_RGBA_UNORM_BLOCK] = PIPE_FORMAT_DXT1_RGBA,
184    [VK_FORMAT_BC1_RGBA_SRGB_BLOCK] = PIPE_FORMAT_DXT1_SRGBA,
185    [VK_FORMAT_BC2_UNORM_BLOCK] = PIPE_FORMAT_DXT3_RGBA,
186    [VK_FORMAT_BC2_SRGB_BLOCK] = PIPE_FORMAT_DXT3_SRGBA,
187    [VK_FORMAT_BC3_UNORM_BLOCK] = PIPE_FORMAT_DXT5_RGBA,
188    [VK_FORMAT_BC3_SRGB_BLOCK] = PIPE_FORMAT_DXT5_SRGBA,
189    [VK_FORMAT_BC4_UNORM_BLOCK] = PIPE_FORMAT_RGTC1_UNORM,
190    [VK_FORMAT_BC4_SNORM_BLOCK] = PIPE_FORMAT_RGTC1_SNORM,
191    [VK_FORMAT_BC5_UNORM_BLOCK] = PIPE_FORMAT_RGTC2_UNORM,
192    [VK_FORMAT_BC5_SNORM_BLOCK] = PIPE_FORMAT_RGTC2_SNORM,
193    [VK_FORMAT_BC6H_UFLOAT_BLOCK] = PIPE_FORMAT_BPTC_RGB_UFLOAT,
194    [VK_FORMAT_BC6H_SFLOAT_BLOCK] = PIPE_FORMAT_BPTC_RGB_FLOAT,
195    [VK_FORMAT_BC7_UNORM_BLOCK] = PIPE_FORMAT_BPTC_RGBA_UNORM,
196    [VK_FORMAT_BC7_SRGB_BLOCK] = PIPE_FORMAT_BPTC_SRGBA,
197 
198    [VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK] = PIPE_FORMAT_ETC2_RGB8,
199    [VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK] = PIPE_FORMAT_ETC2_SRGB8,
200    [VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK] = PIPE_FORMAT_ETC2_RGB8A1,
201    [VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK] = PIPE_FORMAT_ETC2_SRGB8A1,
202    [VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK] = PIPE_FORMAT_ETC2_RGBA8,
203    [VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK] = PIPE_FORMAT_ETC2_SRGBA8,
204    [VK_FORMAT_EAC_R11_UNORM_BLOCK] = PIPE_FORMAT_ETC2_R11_UNORM,
205    [VK_FORMAT_EAC_R11_SNORM_BLOCK] = PIPE_FORMAT_ETC2_R11_SNORM,
206    [VK_FORMAT_EAC_R11G11_UNORM_BLOCK] = PIPE_FORMAT_ETC2_RG11_UNORM,
207    [VK_FORMAT_EAC_R11G11_SNORM_BLOCK] = PIPE_FORMAT_ETC2_RG11_SNORM,
208 
209    [VK_FORMAT_ASTC_4x4_UNORM_BLOCK] = PIPE_FORMAT_ASTC_4x4,
210    [VK_FORMAT_ASTC_4x4_SRGB_BLOCK] = PIPE_FORMAT_ASTC_4x4_SRGB,
211    [VK_FORMAT_ASTC_5x4_UNORM_BLOCK] = PIPE_FORMAT_ASTC_5x4,
212    [VK_FORMAT_ASTC_5x4_SRGB_BLOCK] = PIPE_FORMAT_ASTC_5x4_SRGB,
213    [VK_FORMAT_ASTC_5x5_UNORM_BLOCK] = PIPE_FORMAT_ASTC_5x5,
214    [VK_FORMAT_ASTC_5x5_SRGB_BLOCK] = PIPE_FORMAT_ASTC_5x5_SRGB,
215    [VK_FORMAT_ASTC_6x5_UNORM_BLOCK] = PIPE_FORMAT_ASTC_6x5,
216    [VK_FORMAT_ASTC_6x5_SRGB_BLOCK] = PIPE_FORMAT_ASTC_6x5_SRGB,
217    [VK_FORMAT_ASTC_6x6_UNORM_BLOCK] = PIPE_FORMAT_ASTC_6x6,
218    [VK_FORMAT_ASTC_6x6_SRGB_BLOCK] = PIPE_FORMAT_ASTC_6x6_SRGB,
219    [VK_FORMAT_ASTC_8x5_UNORM_BLOCK] = PIPE_FORMAT_ASTC_8x5,
220    [VK_FORMAT_ASTC_8x5_SRGB_BLOCK] = PIPE_FORMAT_ASTC_8x5_SRGB,
221    [VK_FORMAT_ASTC_8x6_UNORM_BLOCK] = PIPE_FORMAT_ASTC_8x6,
222    [VK_FORMAT_ASTC_8x6_SRGB_BLOCK] = PIPE_FORMAT_ASTC_8x6_SRGB,
223    [VK_FORMAT_ASTC_8x8_UNORM_BLOCK] = PIPE_FORMAT_ASTC_8x8,
224    [VK_FORMAT_ASTC_8x8_SRGB_BLOCK] = PIPE_FORMAT_ASTC_8x8_SRGB,
225    [VK_FORMAT_ASTC_10x5_UNORM_BLOCK] = PIPE_FORMAT_ASTC_10x5,
226    [VK_FORMAT_ASTC_10x5_SRGB_BLOCK] = PIPE_FORMAT_ASTC_10x5_SRGB,
227    [VK_FORMAT_ASTC_10x6_UNORM_BLOCK] = PIPE_FORMAT_ASTC_10x6,
228    [VK_FORMAT_ASTC_10x6_SRGB_BLOCK] = PIPE_FORMAT_ASTC_10x6_SRGB,
229    [VK_FORMAT_ASTC_10x8_UNORM_BLOCK] = PIPE_FORMAT_ASTC_10x8,
230    [VK_FORMAT_ASTC_10x8_SRGB_BLOCK] = PIPE_FORMAT_ASTC_10x8_SRGB,
231    [VK_FORMAT_ASTC_10x10_UNORM_BLOCK] = PIPE_FORMAT_ASTC_10x10,
232    [VK_FORMAT_ASTC_10x10_SRGB_BLOCK] = PIPE_FORMAT_ASTC_10x10_SRGB,
233    [VK_FORMAT_ASTC_12x10_UNORM_BLOCK] = PIPE_FORMAT_ASTC_12x10,
234    [VK_FORMAT_ASTC_12x10_SRGB_BLOCK] = PIPE_FORMAT_ASTC_12x10_SRGB,
235    [VK_FORMAT_ASTC_12x12_UNORM_BLOCK] = PIPE_FORMAT_ASTC_12x12,
236    [VK_FORMAT_ASTC_12x12_SRGB_BLOCK] = PIPE_FORMAT_ASTC_12x12_SRGB,
237 
238    /* Missing planes */
239 
240    /* Missing PVRTC */
241 
242    /* Missing ASTC SFLOAT */
243 
244    /* Missing more planes */
245 };
246 
247 enum pipe_format
vk_format_to_pipe_format(enum VkFormat vkformat)248 vk_format_to_pipe_format(enum VkFormat vkformat)
249 {
250    if (vkformat >= ARRAY_SIZE(vk_format_map)) {
251       switch (vkformat) {
252       case VK_FORMAT_G8B8G8R8_422_UNORM:
253          return PIPE_FORMAT_YUYV;
254       case VK_FORMAT_B8G8R8G8_422_UNORM:
255          return PIPE_FORMAT_UYVY;
256       case VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM:
257          return PIPE_FORMAT_IYUV;
258       case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
259          return PIPE_FORMAT_NV12;
260       case VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM:
261          return PIPE_FORMAT_Y8_U8_V8_422_UNORM;
262       case VK_FORMAT_G8_B8R8_2PLANE_422_UNORM:
263          return PIPE_FORMAT_Y8_U8V8_422_UNORM;
264       case VK_FORMAT_G8_B8_R8_3PLANE_444_UNORM:
265          return PIPE_FORMAT_Y8_U8_V8_444_UNORM;
266       case VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM:
267          return PIPE_FORMAT_Y16_U16_V16_420_UNORM;
268       case VK_FORMAT_G16_B16R16_2PLANE_420_UNORM:
269          return PIPE_FORMAT_P016;
270       case VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM:
271          return PIPE_FORMAT_Y16_U16_V16_422_UNORM;
272       case VK_FORMAT_G16_B16R16_2PLANE_422_UNORM:
273          return PIPE_FORMAT_Y16_U16V16_422_UNORM;
274       case VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM:
275          return PIPE_FORMAT_Y16_U16_V16_444_UNORM;
276       case VK_FORMAT_A4R4G4B4_UNORM_PACK16:
277          return PIPE_FORMAT_B4G4R4A4_UNORM;
278       case VK_FORMAT_A4B4G4R4_UNORM_PACK16:
279          return PIPE_FORMAT_R4G4B4A4_UNORM;
280       default:
281          return PIPE_FORMAT_NONE;
282       }
283    }
284 
285    /* Unpopulated entries in the table must be PIPE_FORMAT_NONE */
286    STATIC_ASSERT(PIPE_FORMAT_NONE == 0);
287 
288    return vk_format_map[vkformat];
289 }
290 
291 VkImageAspectFlags
vk_format_aspects(VkFormat format)292 vk_format_aspects(VkFormat format)
293 {
294    switch (format) {
295    case VK_FORMAT_UNDEFINED:
296       return 0;
297 
298    case VK_FORMAT_S8_UINT:
299       return VK_IMAGE_ASPECT_STENCIL_BIT;
300 
301    case VK_FORMAT_D16_UNORM_S8_UINT:
302    case VK_FORMAT_D24_UNORM_S8_UINT:
303    case VK_FORMAT_D32_SFLOAT_S8_UINT:
304       return VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT;
305 
306    case VK_FORMAT_D16_UNORM:
307    case VK_FORMAT_X8_D24_UNORM_PACK32:
308    case VK_FORMAT_D32_SFLOAT:
309       return VK_IMAGE_ASPECT_DEPTH_BIT;
310 
311    case VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM:
312    case VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM:
313    case VK_FORMAT_G8_B8_R8_3PLANE_444_UNORM:
314    case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_420_UNORM_3PACK16:
315    case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_422_UNORM_3PACK16:
316    case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_444_UNORM_3PACK16:
317    case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_420_UNORM_3PACK16:
318    case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_422_UNORM_3PACK16:
319    case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_444_UNORM_3PACK16:
320    case VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM:
321    case VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM:
322    case VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM:
323       return (VK_IMAGE_ASPECT_PLANE_0_BIT |
324               VK_IMAGE_ASPECT_PLANE_1_BIT |
325               VK_IMAGE_ASPECT_PLANE_2_BIT);
326 
327    case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
328    case VK_FORMAT_G8_B8R8_2PLANE_422_UNORM:
329    case VK_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16:
330    case VK_FORMAT_G10X6_B10X6R10X6_2PLANE_422_UNORM_3PACK16:
331    case VK_FORMAT_G12X4_B12X4R12X4_2PLANE_420_UNORM_3PACK16:
332    case VK_FORMAT_G12X4_B12X4R12X4_2PLANE_422_UNORM_3PACK16:
333    case VK_FORMAT_G16_B16R16_2PLANE_420_UNORM:
334    case VK_FORMAT_G16_B16R16_2PLANE_422_UNORM:
335       return (VK_IMAGE_ASPECT_PLANE_0_BIT |
336               VK_IMAGE_ASPECT_PLANE_1_BIT);
337 
338    default:
339       return VK_IMAGE_ASPECT_COLOR_BIT;
340    }
341 }
342 
343 VkFormat
vk_format_get_plane_format(VkFormat format,unsigned plane_id)344 vk_format_get_plane_format(VkFormat format, unsigned plane_id)
345 {
346    assert(plane_id < vk_format_get_plane_count(format));
347 
348    switch (format) {
349    case VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM:
350    case VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM:
351    case VK_FORMAT_G8_B8_R8_3PLANE_444_UNORM:
352       return VK_FORMAT_R8_UNORM;
353    case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
354    case VK_FORMAT_G8_B8R8_2PLANE_422_UNORM:
355       return plane_id ? VK_FORMAT_R8G8_UNORM : VK_FORMAT_R8_UNORM;
356    case VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM:
357    case VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM:
358    case VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM:
359       return VK_FORMAT_R16_UNORM;
360    case VK_FORMAT_G16_B16R16_2PLANE_420_UNORM:
361    case VK_FORMAT_G16_B16R16_2PLANE_422_UNORM:
362       return plane_id ? VK_FORMAT_R16G16_UNORM : VK_FORMAT_R16_UNORM;
363    default:
364       assert(vk_format_get_plane_count(format) == 1);
365       return format;
366    }
367 }
368 
369 VkFormat
vk_format_get_aspect_format(VkFormat format,const VkImageAspectFlags aspect)370 vk_format_get_aspect_format(VkFormat format, const VkImageAspectFlags aspect)
371 {
372    assert(util_bitcount(aspect) == 1);
373    assert(aspect & vk_format_aspects(format));
374 
375    switch (aspect) {
376    case VK_IMAGE_ASPECT_COLOR_BIT:
377       return format;
378    case VK_IMAGE_ASPECT_DEPTH_BIT:
379       return vk_format_depth_only(format);
380    case VK_IMAGE_ASPECT_STENCIL_BIT:
381       return vk_format_stencil_only(format);
382    case VK_IMAGE_ASPECT_PLANE_0_BIT:
383       return vk_format_get_plane_format(format, 0);
384    case VK_IMAGE_ASPECT_PLANE_1_BIT:
385       return vk_format_get_plane_format(format, 1);
386    case VK_IMAGE_ASPECT_PLANE_2_BIT:
387       return vk_format_get_plane_format(format, 2);
388    default:
389       unreachable("Cannot translate format aspect");
390    }
391 }
392 
393 void
vk_component_mapping_to_pipe_swizzle(VkComponentMapping mapping,unsigned char out_swizzle[4])394 vk_component_mapping_to_pipe_swizzle(VkComponentMapping mapping,
395                                      unsigned char out_swizzle[4])
396 {
397    VkComponentSwizzle swizzle[4] = { mapping.r, mapping.g, mapping.b, mapping.a };
398    for (unsigned i = 0; i < 4; i++) {
399       switch (swizzle[i]) {
400       case VK_COMPONENT_SWIZZLE_R:
401          out_swizzle[i] = PIPE_SWIZZLE_X;
402          break;
403       case VK_COMPONENT_SWIZZLE_G:
404          out_swizzle[i] = PIPE_SWIZZLE_Y;
405          break;
406       case VK_COMPONENT_SWIZZLE_B:
407          out_swizzle[i] = PIPE_SWIZZLE_Z;
408          break;
409       case VK_COMPONENT_SWIZZLE_A:
410          out_swizzle[i] = PIPE_SWIZZLE_W;
411          break;
412       case VK_COMPONENT_SWIZZLE_IDENTITY:
413          out_swizzle[i] = PIPE_SWIZZLE_X + i;
414          break;
415       case VK_COMPONENT_SWIZZLE_ZERO:
416          out_swizzle[i] = PIPE_SWIZZLE_0;
417          break;
418       case VK_COMPONENT_SWIZZLE_ONE:
419          out_swizzle[i] = PIPE_SWIZZLE_1;
420          break;
421       default:
422          unreachable("unknown swizzle");
423       }
424    }
425 }
426