xref: /third_party/mesa3d/src/vulkan/util/vk_format.c (revision bf215546)
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 */
34static 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
247enum pipe_format
248vk_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
291VkImageAspectFlags
292vk_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
343VkFormat
344vk_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
369VkFormat
370vk_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
393void
394vk_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