1 /* Copyright (c) 2015-2016 The Khronos Group Inc.
2 * Copyright (c) 2015-2016 Valve Corporation
3 * Copyright (c) 2015-2016 LunarG, Inc.
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 * Author: Mark Lobodzinski <mark@lunarg.com>
18 *
19 */
20
21 #include <string.h>
22 #include <string>
23 #include <vector>
24 #include <map>
25 #include "vulkan/vulkan.h"
26 #include "vk_layer_config.h"
27 #include "vk_layer_utils.h"
28
29 struct VULKAN_FORMAT_INFO {
30 size_t size;
31 uint32_t channel_count;
32 VkFormatCompatibilityClass format_class;
33 };
34
35 // Set up data structure with number of bytes and number of channels for each Vulkan format
36 const std::map<VkFormat, VULKAN_FORMAT_INFO> vk_format_table = {
37 {VK_FORMAT_UNDEFINED, {0, 0, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT }},
38 {VK_FORMAT_R4G4_UNORM_PACK8, {1, 2, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT}},
39 {VK_FORMAT_R4G4B4A4_UNORM_PACK16, {2, 4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
40 {VK_FORMAT_B4G4R4A4_UNORM_PACK16, {2, 4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
41 {VK_FORMAT_R5G6B5_UNORM_PACK16, {2, 3, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
42 {VK_FORMAT_B5G6R5_UNORM_PACK16, {2, 3, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
43 {VK_FORMAT_R5G5B5A1_UNORM_PACK16, {2, 4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
44 {VK_FORMAT_B5G5R5A1_UNORM_PACK16, {2, 4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
45 {VK_FORMAT_A1R5G5B5_UNORM_PACK16, {2, 4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
46 {VK_FORMAT_R8_UNORM, {1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT}},
47 {VK_FORMAT_R8_SNORM, {1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT}},
48 {VK_FORMAT_R8_USCALED, {1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT}},
49 {VK_FORMAT_R8_SSCALED, {1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT}},
50 {VK_FORMAT_R8_UINT, {1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT}},
51 {VK_FORMAT_R8_SINT, {1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT}},
52 {VK_FORMAT_R8_SRGB, {1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT}},
53 {VK_FORMAT_R8G8_UNORM, {2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
54 {VK_FORMAT_R8G8_SNORM, {2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
55 {VK_FORMAT_R8G8_USCALED, {2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
56 {VK_FORMAT_R8G8_SSCALED, {2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
57 {VK_FORMAT_R8G8_UINT, {2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
58 {VK_FORMAT_R8G8_SINT, {2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
59 {VK_FORMAT_R8G8_SRGB, {2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
60 {VK_FORMAT_R8G8B8_UNORM, {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
61 {VK_FORMAT_R8G8B8_SNORM, {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
62 {VK_FORMAT_R8G8B8_USCALED, {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
63 {VK_FORMAT_R8G8B8_SSCALED, {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
64 {VK_FORMAT_R8G8B8_UINT, {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
65 {VK_FORMAT_R8G8B8_SINT, {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
66 {VK_FORMAT_R8G8B8_SRGB, {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
67 {VK_FORMAT_B8G8R8_UNORM, {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
68 {VK_FORMAT_B8G8R8_SNORM, {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
69 {VK_FORMAT_B8G8R8_USCALED, {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
70 {VK_FORMAT_B8G8R8_SSCALED, {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
71 {VK_FORMAT_B8G8R8_UINT, {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
72 {VK_FORMAT_B8G8R8_SINT, {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
73 {VK_FORMAT_B8G8R8_SRGB, {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
74 {VK_FORMAT_R8G8B8A8_UNORM, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
75 {VK_FORMAT_R8G8B8A8_SNORM, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
76 {VK_FORMAT_R8G8B8A8_USCALED, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
77 {VK_FORMAT_R8G8B8A8_SSCALED, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
78 {VK_FORMAT_R8G8B8A8_UINT, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
79 {VK_FORMAT_R8G8B8A8_SINT, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
80 {VK_FORMAT_R8G8B8A8_SRGB, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
81 {VK_FORMAT_B8G8R8A8_UNORM, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
82 {VK_FORMAT_B8G8R8A8_SNORM, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
83 {VK_FORMAT_B8G8R8A8_USCALED, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
84 {VK_FORMAT_B8G8R8A8_SSCALED, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
85 {VK_FORMAT_B8G8R8A8_UINT, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
86 {VK_FORMAT_B8G8R8A8_SINT, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
87 {VK_FORMAT_B8G8R8A8_SRGB, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
88 {VK_FORMAT_A8B8G8R8_UNORM_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
89 {VK_FORMAT_A8B8G8R8_SNORM_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
90 {VK_FORMAT_A8B8G8R8_USCALED_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
91 {VK_FORMAT_A8B8G8R8_SSCALED_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
92 {VK_FORMAT_A8B8G8R8_UINT_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
93 {VK_FORMAT_A8B8G8R8_SINT_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
94 {VK_FORMAT_A8B8G8R8_SRGB_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
95 {VK_FORMAT_A2R10G10B10_UNORM_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
96 {VK_FORMAT_A2R10G10B10_SNORM_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
97 {VK_FORMAT_A2R10G10B10_USCALED_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
98 {VK_FORMAT_A2R10G10B10_SSCALED_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
99 {VK_FORMAT_A2R10G10B10_UINT_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
100 {VK_FORMAT_A2R10G10B10_SINT_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
101 {VK_FORMAT_A2B10G10R10_UNORM_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
102 {VK_FORMAT_A2B10G10R10_SNORM_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
103 {VK_FORMAT_A2B10G10R10_USCALED_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
104 {VK_FORMAT_A2B10G10R10_SSCALED_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
105 {VK_FORMAT_A2B10G10R10_UINT_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
106 {VK_FORMAT_A2B10G10R10_SINT_PACK32, {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
107 {VK_FORMAT_R16_UNORM, {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
108 {VK_FORMAT_R16_SNORM, {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
109 {VK_FORMAT_R16_USCALED, {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
110 {VK_FORMAT_R16_SSCALED, {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
111 {VK_FORMAT_R16_UINT, {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
112 {VK_FORMAT_R16_SINT, {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
113 {VK_FORMAT_R16_SFLOAT, {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
114 {VK_FORMAT_R16G16_UNORM, {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
115 {VK_FORMAT_R16G16_SNORM, {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
116 {VK_FORMAT_R16G16_USCALED, {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
117 {VK_FORMAT_R16G16_SSCALED, {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
118 {VK_FORMAT_R16G16_UINT, {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
119 {VK_FORMAT_R16G16_SINT, {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
120 {VK_FORMAT_R16G16_SFLOAT, {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
121 {VK_FORMAT_R16G16B16_UNORM, {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT}},
122 {VK_FORMAT_R16G16B16_SNORM, {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT}},
123 {VK_FORMAT_R16G16B16_USCALED, {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT}},
124 {VK_FORMAT_R16G16B16_SSCALED, {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT}},
125 {VK_FORMAT_R16G16B16_UINT, {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT}},
126 {VK_FORMAT_R16G16B16_SINT, {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT}},
127 {VK_FORMAT_R16G16B16_SFLOAT, {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT}},
128 {VK_FORMAT_R16G16B16A16_UNORM, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
129 {VK_FORMAT_R16G16B16A16_SNORM, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
130 {VK_FORMAT_R16G16B16A16_USCALED, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
131 {VK_FORMAT_R16G16B16A16_SSCALED, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
132 {VK_FORMAT_R16G16B16A16_UINT, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
133 {VK_FORMAT_R16G16B16A16_SINT, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
134 {VK_FORMAT_R16G16B16A16_SFLOAT, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
135 {VK_FORMAT_R32_UINT, {4, 1, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
136 {VK_FORMAT_R32_SINT, {4, 1, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
137 {VK_FORMAT_R32_SFLOAT, {4, 1, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
138 {VK_FORMAT_R32G32_UINT, {8, 2, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
139 {VK_FORMAT_R32G32_SINT, {8, 2, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
140 {VK_FORMAT_R32G32_SFLOAT, {8, 2, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
141 {VK_FORMAT_R32G32B32_UINT, {12, 3, VK_FORMAT_COMPATIBILITY_CLASS_96_BIT}},
142 {VK_FORMAT_R32G32B32_SINT, {12, 3, VK_FORMAT_COMPATIBILITY_CLASS_96_BIT}},
143 {VK_FORMAT_R32G32B32_SFLOAT, {12, 3, VK_FORMAT_COMPATIBILITY_CLASS_96_BIT}},
144 {VK_FORMAT_R32G32B32A32_UINT, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT}},
145 {VK_FORMAT_R32G32B32A32_SINT, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT}},
146 {VK_FORMAT_R32G32B32A32_SFLOAT, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT}},
147 {VK_FORMAT_R64_UINT, {8, 1, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
148 {VK_FORMAT_R64_SINT, {8, 1, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
149 {VK_FORMAT_R64_SFLOAT, {8, 1, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
150 {VK_FORMAT_R64G64_UINT, {16, 2, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT}},
151 {VK_FORMAT_R64G64_SINT, {16, 2, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT}},
152 {VK_FORMAT_R64G64_SFLOAT, {16, 2, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT}},
153 {VK_FORMAT_R64G64B64_UINT, {24, 3, VK_FORMAT_COMPATIBILITY_CLASS_192_BIT}},
154 {VK_FORMAT_R64G64B64_SINT, {24, 3, VK_FORMAT_COMPATIBILITY_CLASS_192_BIT}},
155 {VK_FORMAT_R64G64B64_SFLOAT, {24, 3, VK_FORMAT_COMPATIBILITY_CLASS_192_BIT}},
156 {VK_FORMAT_R64G64B64A64_UINT, {32, 4, VK_FORMAT_COMPATIBILITY_CLASS_256_BIT}},
157 {VK_FORMAT_R64G64B64A64_SINT, {32, 4, VK_FORMAT_COMPATIBILITY_CLASS_256_BIT}},
158 {VK_FORMAT_R64G64B64A64_SFLOAT, {32, 4, VK_FORMAT_COMPATIBILITY_CLASS_256_BIT}},
159 {VK_FORMAT_B10G11R11_UFLOAT_PACK32, {4, 3, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
160 {VK_FORMAT_E5B9G9R9_UFLOAT_PACK32, {4, 3, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
161 {VK_FORMAT_D16_UNORM, {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT}},
162 {VK_FORMAT_X8_D24_UNORM_PACK32, {3, 1, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT}},
163 {VK_FORMAT_D32_SFLOAT, {4, 1, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT}},
164 {VK_FORMAT_S8_UINT, {1, 1, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT}},
165 {VK_FORMAT_D16_UNORM_S8_UINT, {3, 2, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT}},
166 {VK_FORMAT_D24_UNORM_S8_UINT, {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT}},
167 {VK_FORMAT_D32_SFLOAT_S8_UINT, {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT}},
168 {VK_FORMAT_BC1_RGB_UNORM_BLOCK, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGB_BIT}},
169 {VK_FORMAT_BC1_RGB_SRGB_BLOCK, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGB_BIT}},
170 {VK_FORMAT_BC1_RGBA_UNORM_BLOCK, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGBA_BIT}},
171 {VK_FORMAT_BC1_RGBA_SRGB_BLOCK, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGBA_BIT}},
172 {VK_FORMAT_BC2_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC2_BIT}},
173 {VK_FORMAT_BC2_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC2_BIT}},
174 {VK_FORMAT_BC3_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC3_BIT}},
175 {VK_FORMAT_BC3_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC3_BIT}},
176 {VK_FORMAT_BC4_UNORM_BLOCK, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC4_BIT}},
177 {VK_FORMAT_BC4_SNORM_BLOCK, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC4_BIT}},
178 {VK_FORMAT_BC5_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC5_BIT}},
179 {VK_FORMAT_BC5_SNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC5_BIT}},
180 {VK_FORMAT_BC6H_UFLOAT_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC6H_BIT}},
181 {VK_FORMAT_BC6H_SFLOAT_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC6H_BIT}},
182 {VK_FORMAT_BC7_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC7_BIT}},
183 {VK_FORMAT_BC7_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC7_BIT}},
184 {VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK, {8, 3, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGB_BIT}},
185 {VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK, {8, 3, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGB_BIT}},
186 {VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGBA_BIT}},
187 {VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGBA_BIT}},
188 {VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_EAC_RGBA_BIT}},
189 {VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_EAC_RGBA_BIT}},
190 {VK_FORMAT_EAC_R11_UNORM_BLOCK, {8, 1, VK_FORMAT_COMPATIBILITY_CLASS_EAC_R_BIT}},
191 {VK_FORMAT_EAC_R11_SNORM_BLOCK, {8, 1, VK_FORMAT_COMPATIBILITY_CLASS_EAC_R_BIT}},
192 {VK_FORMAT_EAC_R11G11_UNORM_BLOCK, {16, 2, VK_FORMAT_COMPATIBILITY_CLASS_EAC_RG_BIT}},
193 {VK_FORMAT_EAC_R11G11_SNORM_BLOCK, {16, 2, VK_FORMAT_COMPATIBILITY_CLASS_EAC_RG_BIT}},
194 {VK_FORMAT_ASTC_4x4_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_4X4_BIT}},
195 {VK_FORMAT_ASTC_4x4_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_4X4_BIT}},
196 {VK_FORMAT_ASTC_5x4_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X4_BIT}},
197 {VK_FORMAT_ASTC_5x4_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X4_BIT}},
198 {VK_FORMAT_ASTC_5x5_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X5_BIT}},
199 {VK_FORMAT_ASTC_5x5_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X5_BIT}},
200 {VK_FORMAT_ASTC_6x5_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X5_BIT}},
201 {VK_FORMAT_ASTC_6x5_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X5_BIT}},
202 {VK_FORMAT_ASTC_6x6_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X6_BIT}},
203 {VK_FORMAT_ASTC_6x6_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X6_BIT}},
204 {VK_FORMAT_ASTC_8x5_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X5_BIT}},
205 {VK_FORMAT_ASTC_8x5_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X5_BIT}},
206 {VK_FORMAT_ASTC_8x6_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X6_BIT}},
207 {VK_FORMAT_ASTC_8x6_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X6_BIT}},
208 {VK_FORMAT_ASTC_8x8_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X8_BIT}},
209 {VK_FORMAT_ASTC_8x8_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X8_BIT}},
210 {VK_FORMAT_ASTC_10x5_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X5_BIT}},
211 {VK_FORMAT_ASTC_10x5_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X5_BIT}},
212 {VK_FORMAT_ASTC_10x6_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X6_BIT}},
213 {VK_FORMAT_ASTC_10x6_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X6_BIT}},
214 {VK_FORMAT_ASTC_10x8_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X8_BIT}},
215 {VK_FORMAT_ASTC_10x8_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X8_BIT}},
216 {VK_FORMAT_ASTC_10x10_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X10_BIT}},
217 {VK_FORMAT_ASTC_10x10_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X10_BIT}},
218 {VK_FORMAT_ASTC_12x10_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X10_BIT}},
219 {VK_FORMAT_ASTC_12x10_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X10_BIT}},
220 {VK_FORMAT_ASTC_12x12_UNORM_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X12_BIT}},
221 {VK_FORMAT_ASTC_12x12_SRGB_BLOCK, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X12_BIT}},
222 {VK_FORMAT_PVRTC1_2BPP_UNORM_BLOCK_IMG, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X6_BIT }},
223 {VK_FORMAT_PVRTC1_4BPP_UNORM_BLOCK_IMG, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X6_BIT}},
224 {VK_FORMAT_PVRTC2_2BPP_UNORM_BLOCK_IMG, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X8_BIT}},
225 {VK_FORMAT_PVRTC2_4BPP_UNORM_BLOCK_IMG, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X8_BIT}},
226 {VK_FORMAT_PVRTC1_2BPP_SRGB_BLOCK_IMG, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X10_BIT}},
227 {VK_FORMAT_PVRTC1_4BPP_SRGB_BLOCK_IMG, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X10_BIT}},
228 {VK_FORMAT_PVRTC2_2BPP_SRGB_BLOCK_IMG, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X10_BIT}},
229 {VK_FORMAT_PVRTC2_4BPP_SRGB_BLOCK_IMG, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X10_BIT}},
230 };
231
232 // Return true if format is a depth or stencil format
vk_format_is_depth_or_stencil(VkFormat format)233 VK_LAYER_EXPORT bool vk_format_is_depth_or_stencil(VkFormat format) {
234 return (vk_format_is_depth_and_stencil(format) || vk_format_is_depth_only(format) || vk_format_is_stencil_only(format));
235 }
236
237 // Return true if format contains depth and stencil information
vk_format_is_depth_and_stencil(VkFormat format)238 VK_LAYER_EXPORT bool vk_format_is_depth_and_stencil(VkFormat format) {
239 bool is_ds = false;
240
241 switch (format) {
242 case VK_FORMAT_D16_UNORM_S8_UINT:
243 case VK_FORMAT_D24_UNORM_S8_UINT:
244 case VK_FORMAT_D32_SFLOAT_S8_UINT:
245 is_ds = true;
246 break;
247 default:
248 break;
249 }
250 return is_ds;
251 }
252
253 // Return true if format is a stencil-only format
vk_format_is_stencil_only(VkFormat format)254 VK_LAYER_EXPORT bool vk_format_is_stencil_only(VkFormat format) { return (format == VK_FORMAT_S8_UINT); }
255
256 // Return true if format is a depth-only format
vk_format_is_depth_only(VkFormat format)257 VK_LAYER_EXPORT bool vk_format_is_depth_only(VkFormat format) {
258 bool is_depth = false;
259
260 switch (format) {
261 case VK_FORMAT_D16_UNORM:
262 case VK_FORMAT_X8_D24_UNORM_PACK32:
263 case VK_FORMAT_D32_SFLOAT:
264 is_depth = true;
265 break;
266 default:
267 break;
268 }
269
270 return is_depth;
271 }
272
273 // Return true if format is of time UNORM
vk_format_is_norm(VkFormat format)274 VK_LAYER_EXPORT bool vk_format_is_norm(VkFormat format) {
275 bool is_norm = false;
276
277 switch (format) {
278 case VK_FORMAT_R4G4_UNORM_PACK8:
279 case VK_FORMAT_R4G4B4A4_UNORM_PACK16:
280 case VK_FORMAT_R5G6B5_UNORM_PACK16:
281 case VK_FORMAT_R5G5B5A1_UNORM_PACK16:
282 case VK_FORMAT_A1R5G5B5_UNORM_PACK16:
283 case VK_FORMAT_R8_UNORM:
284 case VK_FORMAT_R8_SNORM:
285 case VK_FORMAT_R8G8_UNORM:
286 case VK_FORMAT_R8G8_SNORM:
287 case VK_FORMAT_R8G8B8_UNORM:
288 case VK_FORMAT_R8G8B8_SNORM:
289 case VK_FORMAT_R8G8B8A8_UNORM:
290 case VK_FORMAT_R8G8B8A8_SNORM:
291 case VK_FORMAT_A8B8G8R8_UNORM_PACK32:
292 case VK_FORMAT_A8B8G8R8_SNORM_PACK32:
293 case VK_FORMAT_A2B10G10R10_UNORM_PACK32:
294 case VK_FORMAT_A2B10G10R10_SNORM_PACK32:
295 case VK_FORMAT_R16_UNORM:
296 case VK_FORMAT_R16_SNORM:
297 case VK_FORMAT_R16G16_UNORM:
298 case VK_FORMAT_R16G16_SNORM:
299 case VK_FORMAT_R16G16B16_UNORM:
300 case VK_FORMAT_R16G16B16_SNORM:
301 case VK_FORMAT_R16G16B16A16_UNORM:
302 case VK_FORMAT_R16G16B16A16_SNORM:
303 case VK_FORMAT_BC1_RGB_UNORM_BLOCK:
304 case VK_FORMAT_BC2_UNORM_BLOCK:
305 case VK_FORMAT_BC3_UNORM_BLOCK:
306 case VK_FORMAT_BC4_UNORM_BLOCK:
307 case VK_FORMAT_BC4_SNORM_BLOCK:
308 case VK_FORMAT_BC5_UNORM_BLOCK:
309 case VK_FORMAT_BC5_SNORM_BLOCK:
310 case VK_FORMAT_BC7_UNORM_BLOCK:
311 case VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK:
312 case VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK:
313 case VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK:
314 case VK_FORMAT_EAC_R11_UNORM_BLOCK:
315 case VK_FORMAT_EAC_R11_SNORM_BLOCK:
316 case VK_FORMAT_EAC_R11G11_UNORM_BLOCK:
317 case VK_FORMAT_EAC_R11G11_SNORM_BLOCK:
318 case VK_FORMAT_ASTC_4x4_UNORM_BLOCK:
319 case VK_FORMAT_ASTC_5x4_UNORM_BLOCK:
320 case VK_FORMAT_ASTC_5x5_UNORM_BLOCK:
321 case VK_FORMAT_ASTC_6x5_UNORM_BLOCK:
322 case VK_FORMAT_ASTC_6x6_UNORM_BLOCK:
323 case VK_FORMAT_ASTC_8x5_UNORM_BLOCK:
324 case VK_FORMAT_ASTC_8x6_UNORM_BLOCK:
325 case VK_FORMAT_ASTC_8x8_UNORM_BLOCK:
326 case VK_FORMAT_ASTC_10x5_UNORM_BLOCK:
327 case VK_FORMAT_ASTC_10x6_UNORM_BLOCK:
328 case VK_FORMAT_ASTC_10x8_UNORM_BLOCK:
329 case VK_FORMAT_ASTC_10x10_UNORM_BLOCK:
330 case VK_FORMAT_ASTC_12x10_UNORM_BLOCK:
331 case VK_FORMAT_ASTC_12x12_UNORM_BLOCK:
332 case VK_FORMAT_B5G6R5_UNORM_PACK16:
333 case VK_FORMAT_B8G8R8_UNORM:
334 case VK_FORMAT_B8G8R8_SNORM:
335 case VK_FORMAT_B8G8R8A8_UNORM:
336 case VK_FORMAT_B8G8R8A8_SNORM:
337 case VK_FORMAT_A2R10G10B10_UNORM_PACK32:
338 case VK_FORMAT_A2R10G10B10_SNORM_PACK32:
339 is_norm = true;
340 break;
341 default:
342 break;
343 }
344
345 return is_norm;
346 };
347
348 // Return true if format is an integer format
vk_format_is_int(VkFormat format)349 VK_LAYER_EXPORT bool vk_format_is_int(VkFormat format) { return (vk_format_is_sint(format) || vk_format_is_uint(format)); }
350
351 // Return true if format is an unsigned integer format
vk_format_is_uint(VkFormat format)352 VK_LAYER_EXPORT bool vk_format_is_uint(VkFormat format) {
353 bool is_uint = false;
354
355 switch (format) {
356 case VK_FORMAT_R8_UINT:
357 case VK_FORMAT_R8G8_UINT:
358 case VK_FORMAT_R8G8B8_UINT:
359 case VK_FORMAT_R8G8B8A8_UINT:
360 case VK_FORMAT_A8B8G8R8_UINT_PACK32:
361 case VK_FORMAT_A2B10G10R10_UINT_PACK32:
362 case VK_FORMAT_R16_UINT:
363 case VK_FORMAT_R16G16_UINT:
364 case VK_FORMAT_R16G16B16_UINT:
365 case VK_FORMAT_R16G16B16A16_UINT:
366 case VK_FORMAT_R32_UINT:
367 case VK_FORMAT_R32G32_UINT:
368 case VK_FORMAT_R32G32B32_UINT:
369 case VK_FORMAT_R32G32B32A32_UINT:
370 case VK_FORMAT_R64_UINT:
371 case VK_FORMAT_R64G64_UINT:
372 case VK_FORMAT_R64G64B64_UINT:
373 case VK_FORMAT_R64G64B64A64_UINT:
374 case VK_FORMAT_B8G8R8_UINT:
375 case VK_FORMAT_B8G8R8A8_UINT:
376 case VK_FORMAT_A2R10G10B10_UINT_PACK32:
377 is_uint = true;
378 break;
379 default:
380 break;
381 }
382
383 return is_uint;
384 }
385
386 // Return true if format is a signed integer format
vk_format_is_sint(VkFormat format)387 VK_LAYER_EXPORT bool vk_format_is_sint(VkFormat format) {
388 bool is_sint = false;
389
390 switch (format) {
391 case VK_FORMAT_R8_SINT:
392 case VK_FORMAT_R8G8_SINT:
393 case VK_FORMAT_R8G8B8_SINT:
394 case VK_FORMAT_R8G8B8A8_SINT:
395 case VK_FORMAT_A8B8G8R8_SINT_PACK32:
396 case VK_FORMAT_A2B10G10R10_SINT_PACK32:
397 case VK_FORMAT_R16_SINT:
398 case VK_FORMAT_R16G16_SINT:
399 case VK_FORMAT_R16G16B16_SINT:
400 case VK_FORMAT_R16G16B16A16_SINT:
401 case VK_FORMAT_R32_SINT:
402 case VK_FORMAT_R32G32_SINT:
403 case VK_FORMAT_R32G32B32_SINT:
404 case VK_FORMAT_R32G32B32A32_SINT:
405 case VK_FORMAT_R64_SINT:
406 case VK_FORMAT_R64G64_SINT:
407 case VK_FORMAT_R64G64B64_SINT:
408 case VK_FORMAT_R64G64B64A64_SINT:
409 case VK_FORMAT_B8G8R8_SINT:
410 case VK_FORMAT_B8G8R8A8_SINT:
411 case VK_FORMAT_A2R10G10B10_SINT_PACK32:
412 is_sint = true;
413 break;
414 default:
415 break;
416 }
417
418 return is_sint;
419 }
420
421 // Return true if format is a floating-point format
vk_format_is_float(VkFormat format)422 VK_LAYER_EXPORT bool vk_format_is_float(VkFormat format) {
423 bool is_float = false;
424
425 switch (format) {
426 case VK_FORMAT_R16_SFLOAT:
427 case VK_FORMAT_R16G16_SFLOAT:
428 case VK_FORMAT_R16G16B16_SFLOAT:
429 case VK_FORMAT_R16G16B16A16_SFLOAT:
430 case VK_FORMAT_R32_SFLOAT:
431 case VK_FORMAT_R32G32_SFLOAT:
432 case VK_FORMAT_R32G32B32_SFLOAT:
433 case VK_FORMAT_R32G32B32A32_SFLOAT:
434 case VK_FORMAT_R64_SFLOAT:
435 case VK_FORMAT_R64G64_SFLOAT:
436 case VK_FORMAT_R64G64B64_SFLOAT:
437 case VK_FORMAT_R64G64B64A64_SFLOAT:
438 case VK_FORMAT_B10G11R11_UFLOAT_PACK32:
439 case VK_FORMAT_E5B9G9R9_UFLOAT_PACK32:
440 case VK_FORMAT_BC6H_UFLOAT_BLOCK:
441 case VK_FORMAT_BC6H_SFLOAT_BLOCK:
442 is_float = true;
443 break;
444 default:
445 break;
446 }
447
448 return is_float;
449 }
450
451 // Return true if format is in the SRGB colorspace
vk_format_is_srgb(VkFormat format)452 VK_LAYER_EXPORT bool vk_format_is_srgb(VkFormat format) {
453 bool is_srgb = false;
454
455 switch (format) {
456 case VK_FORMAT_R8_SRGB:
457 case VK_FORMAT_R8G8_SRGB:
458 case VK_FORMAT_R8G8B8_SRGB:
459 case VK_FORMAT_R8G8B8A8_SRGB:
460 case VK_FORMAT_A8B8G8R8_SRGB_PACK32:
461 case VK_FORMAT_BC1_RGB_SRGB_BLOCK:
462 case VK_FORMAT_BC2_SRGB_BLOCK:
463 case VK_FORMAT_BC3_SRGB_BLOCK:
464 case VK_FORMAT_BC7_SRGB_BLOCK:
465 case VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK:
466 case VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK:
467 case VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK:
468 case VK_FORMAT_ASTC_4x4_SRGB_BLOCK:
469 case VK_FORMAT_ASTC_5x4_SRGB_BLOCK:
470 case VK_FORMAT_ASTC_5x5_SRGB_BLOCK:
471 case VK_FORMAT_ASTC_6x5_SRGB_BLOCK:
472 case VK_FORMAT_ASTC_6x6_SRGB_BLOCK:
473 case VK_FORMAT_ASTC_8x5_SRGB_BLOCK:
474 case VK_FORMAT_ASTC_8x6_SRGB_BLOCK:
475 case VK_FORMAT_ASTC_8x8_SRGB_BLOCK:
476 case VK_FORMAT_ASTC_10x5_SRGB_BLOCK:
477 case VK_FORMAT_ASTC_10x6_SRGB_BLOCK:
478 case VK_FORMAT_ASTC_10x8_SRGB_BLOCK:
479 case VK_FORMAT_ASTC_10x10_SRGB_BLOCK:
480 case VK_FORMAT_ASTC_12x10_SRGB_BLOCK:
481 case VK_FORMAT_ASTC_12x12_SRGB_BLOCK:
482 case VK_FORMAT_B8G8R8_SRGB:
483 case VK_FORMAT_B8G8R8A8_SRGB:
484 is_srgb = true;
485 break;
486 default:
487 break;
488 }
489
490 return is_srgb;
491 }
492
493 // Return true if format is compressed
vk_format_is_compressed(VkFormat format)494 VK_LAYER_EXPORT bool vk_format_is_compressed(VkFormat format) {
495 switch (format) {
496 case VK_FORMAT_BC1_RGB_UNORM_BLOCK:
497 case VK_FORMAT_BC1_RGB_SRGB_BLOCK:
498 case VK_FORMAT_BC1_RGBA_UNORM_BLOCK:
499 case VK_FORMAT_BC1_RGBA_SRGB_BLOCK:
500 case VK_FORMAT_BC2_UNORM_BLOCK:
501 case VK_FORMAT_BC2_SRGB_BLOCK:
502 case VK_FORMAT_BC3_UNORM_BLOCK:
503 case VK_FORMAT_BC3_SRGB_BLOCK:
504 case VK_FORMAT_BC4_UNORM_BLOCK:
505 case VK_FORMAT_BC4_SNORM_BLOCK:
506 case VK_FORMAT_BC5_UNORM_BLOCK:
507 case VK_FORMAT_BC5_SNORM_BLOCK:
508 case VK_FORMAT_BC6H_UFLOAT_BLOCK:
509 case VK_FORMAT_BC6H_SFLOAT_BLOCK:
510 case VK_FORMAT_BC7_UNORM_BLOCK:
511 case VK_FORMAT_BC7_SRGB_BLOCK:
512 case VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK:
513 case VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK:
514 case VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK:
515 case VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK:
516 case VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK:
517 case VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK:
518 case VK_FORMAT_EAC_R11_UNORM_BLOCK:
519 case VK_FORMAT_EAC_R11_SNORM_BLOCK:
520 case VK_FORMAT_EAC_R11G11_UNORM_BLOCK:
521 case VK_FORMAT_EAC_R11G11_SNORM_BLOCK:
522 case VK_FORMAT_ASTC_4x4_UNORM_BLOCK:
523 case VK_FORMAT_ASTC_4x4_SRGB_BLOCK:
524 case VK_FORMAT_ASTC_5x4_UNORM_BLOCK:
525 case VK_FORMAT_ASTC_5x4_SRGB_BLOCK:
526 case VK_FORMAT_ASTC_5x5_UNORM_BLOCK:
527 case VK_FORMAT_ASTC_5x5_SRGB_BLOCK:
528 case VK_FORMAT_ASTC_6x5_UNORM_BLOCK:
529 case VK_FORMAT_ASTC_6x5_SRGB_BLOCK:
530 case VK_FORMAT_ASTC_6x6_UNORM_BLOCK:
531 case VK_FORMAT_ASTC_6x6_SRGB_BLOCK:
532 case VK_FORMAT_ASTC_8x5_UNORM_BLOCK:
533 case VK_FORMAT_ASTC_8x5_SRGB_BLOCK:
534 case VK_FORMAT_ASTC_8x6_UNORM_BLOCK:
535 case VK_FORMAT_ASTC_8x6_SRGB_BLOCK:
536 case VK_FORMAT_ASTC_8x8_UNORM_BLOCK:
537 case VK_FORMAT_ASTC_8x8_SRGB_BLOCK:
538 case VK_FORMAT_ASTC_10x5_UNORM_BLOCK:
539 case VK_FORMAT_ASTC_10x5_SRGB_BLOCK:
540 case VK_FORMAT_ASTC_10x6_UNORM_BLOCK:
541 case VK_FORMAT_ASTC_10x6_SRGB_BLOCK:
542 case VK_FORMAT_ASTC_10x8_UNORM_BLOCK:
543 case VK_FORMAT_ASTC_10x8_SRGB_BLOCK:
544 case VK_FORMAT_ASTC_10x10_UNORM_BLOCK:
545 case VK_FORMAT_ASTC_10x10_SRGB_BLOCK:
546 case VK_FORMAT_ASTC_12x10_UNORM_BLOCK:
547 case VK_FORMAT_ASTC_12x10_SRGB_BLOCK:
548 case VK_FORMAT_ASTC_12x12_UNORM_BLOCK:
549 case VK_FORMAT_ASTC_12x12_SRGB_BLOCK:
550 return true;
551 default:
552 return false;
553 }
554 }
555
556 // Return compressed block sizes for block compressed formats
vk_format_compressed_block_size(VkFormat format)557 VK_LAYER_EXPORT VkExtent2D vk_format_compressed_block_size(VkFormat format) {
558 VkExtent2D block_size = { 1, 1 };
559 switch (format) {
560 case VK_FORMAT_BC1_RGB_UNORM_BLOCK:
561 case VK_FORMAT_BC1_RGB_SRGB_BLOCK:
562 case VK_FORMAT_BC1_RGBA_UNORM_BLOCK:
563 case VK_FORMAT_BC1_RGBA_SRGB_BLOCK:
564 case VK_FORMAT_BC2_UNORM_BLOCK:
565 case VK_FORMAT_BC2_SRGB_BLOCK:
566 case VK_FORMAT_BC3_UNORM_BLOCK:
567 case VK_FORMAT_BC3_SRGB_BLOCK:
568 case VK_FORMAT_BC4_UNORM_BLOCK:
569 case VK_FORMAT_BC4_SNORM_BLOCK:
570 case VK_FORMAT_BC5_UNORM_BLOCK:
571 case VK_FORMAT_BC5_SNORM_BLOCK:
572 case VK_FORMAT_BC6H_UFLOAT_BLOCK:
573 case VK_FORMAT_BC6H_SFLOAT_BLOCK:
574 case VK_FORMAT_BC7_UNORM_BLOCK:
575 case VK_FORMAT_BC7_SRGB_BLOCK:
576 case VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK:
577 case VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK:
578 case VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK:
579 case VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK:
580 case VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK:
581 case VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK:
582 case VK_FORMAT_EAC_R11_UNORM_BLOCK:
583 case VK_FORMAT_EAC_R11_SNORM_BLOCK:
584 case VK_FORMAT_EAC_R11G11_UNORM_BLOCK:
585 case VK_FORMAT_EAC_R11G11_SNORM_BLOCK:
586 case VK_FORMAT_ASTC_4x4_UNORM_BLOCK:
587 case VK_FORMAT_ASTC_4x4_SRGB_BLOCK:
588 block_size = { 4, 4 };
589 break;
590 case VK_FORMAT_ASTC_5x4_UNORM_BLOCK:
591 case VK_FORMAT_ASTC_5x4_SRGB_BLOCK:
592 block_size = { 5, 4 };
593 break;
594 case VK_FORMAT_ASTC_5x5_UNORM_BLOCK:
595 case VK_FORMAT_ASTC_5x5_SRGB_BLOCK:
596 block_size = { 5, 5 };
597 break;
598 case VK_FORMAT_ASTC_6x5_UNORM_BLOCK:
599 case VK_FORMAT_ASTC_6x5_SRGB_BLOCK:
600 block_size = { 6, 5 };
601 break;
602 case VK_FORMAT_ASTC_6x6_UNORM_BLOCK:
603 case VK_FORMAT_ASTC_6x6_SRGB_BLOCK:
604 block_size = { 6, 6 };
605 break;
606 case VK_FORMAT_ASTC_8x5_UNORM_BLOCK:
607 case VK_FORMAT_ASTC_8x5_SRGB_BLOCK:
608 block_size = { 8, 5 };
609 break;
610 case VK_FORMAT_ASTC_8x6_UNORM_BLOCK:
611 case VK_FORMAT_ASTC_8x6_SRGB_BLOCK:
612 block_size = { 8, 6 };
613 break;
614 case VK_FORMAT_ASTC_8x8_UNORM_BLOCK:
615 case VK_FORMAT_ASTC_8x8_SRGB_BLOCK:
616 block_size = { 8, 8 };
617 break;
618 case VK_FORMAT_ASTC_10x5_UNORM_BLOCK:
619 case VK_FORMAT_ASTC_10x5_SRGB_BLOCK:
620 block_size = { 10, 5 };
621 break;
622 case VK_FORMAT_ASTC_10x6_UNORM_BLOCK:
623 case VK_FORMAT_ASTC_10x6_SRGB_BLOCK:
624 block_size = { 10, 6 };
625 break;
626 case VK_FORMAT_ASTC_10x8_UNORM_BLOCK:
627 case VK_FORMAT_ASTC_10x8_SRGB_BLOCK:
628 block_size = { 10, 8 };
629 break;
630 case VK_FORMAT_ASTC_10x10_UNORM_BLOCK:
631 case VK_FORMAT_ASTC_10x10_SRGB_BLOCK:
632 block_size = { 10, 10 };
633 break;
634 case VK_FORMAT_ASTC_12x10_UNORM_BLOCK:
635 case VK_FORMAT_ASTC_12x10_SRGB_BLOCK:
636 block_size = { 12, 10 };
637 break;
638 case VK_FORMAT_ASTC_12x12_UNORM_BLOCK:
639 case VK_FORMAT_ASTC_12x12_SRGB_BLOCK:
640 block_size = { 12, 12 };
641 break;
642 default:
643 break;
644 }
645 return block_size;
646 }
647
648 // Return format class of the specified format
vk_format_get_compatibility_class(VkFormat format)649 VK_LAYER_EXPORT VkFormatCompatibilityClass vk_format_get_compatibility_class(VkFormat format) {
650 auto item = vk_format_table.find(format);
651 if (item != vk_format_table.end()) {
652 return item->second.format_class;
653 }
654 return VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT;
655 }
656
657 // Return size, in bytes, of a pixel of the specified format
vk_format_get_size(VkFormat format)658 VK_LAYER_EXPORT size_t vk_format_get_size(VkFormat format) {
659 auto item = vk_format_table.find(format);
660 if (item != vk_format_table.end()) {
661 return item->second.size;
662 }
663 return 0;
664 }
665
666 // Return the number of channels for a given format
vk_format_get_channel_count(VkFormat format)667 unsigned int vk_format_get_channel_count(VkFormat format) {
668 auto item = vk_format_table.find(format);
669 if (item != vk_format_table.end()) {
670 return item->second.channel_count;
671 }
672 return 0;
673 }
674
675 // Perform a zero-tolerant modulo operation
vk_safe_modulo(VkDeviceSize dividend,VkDeviceSize divisor)676 VK_LAYER_EXPORT VkDeviceSize vk_safe_modulo(VkDeviceSize dividend, VkDeviceSize divisor) {
677 VkDeviceSize result = 0;
678 if (divisor != 0) {
679 result = dividend % divisor;
680 }
681 return result;
682 }
683
684 static const uint8_t UTF8_ONE_BYTE_CODE = 0xC0;
685 static const uint8_t UTF8_ONE_BYTE_MASK = 0xE0;
686 static const uint8_t UTF8_TWO_BYTE_CODE = 0xE0;
687 static const uint8_t UTF8_TWO_BYTE_MASK = 0xF0;
688 static const uint8_t UTF8_THREE_BYTE_CODE = 0xF0;
689 static const uint8_t UTF8_THREE_BYTE_MASK = 0xF8;
690 static const uint8_t UTF8_DATA_BYTE_CODE = 0x80;
691 static const uint8_t UTF8_DATA_BYTE_MASK = 0xC0;
692
vk_string_validate(const int max_length,const char * utf8)693 VK_LAYER_EXPORT VkStringErrorFlags vk_string_validate(const int max_length, const char *utf8) {
694 VkStringErrorFlags result = VK_STRING_ERROR_NONE;
695 int num_char_bytes = 0;
696 int i, j;
697
698 for (i = 0; i < max_length; i++) {
699 if (utf8[i] == 0) {
700 break;
701 } else if ((utf8[i] >= 0xa) && (utf8[i] < 0x7f)) {
702 num_char_bytes = 0;
703 } else if ((utf8[i] & UTF8_ONE_BYTE_MASK) == UTF8_ONE_BYTE_CODE) {
704 num_char_bytes = 1;
705 } else if ((utf8[i] & UTF8_TWO_BYTE_MASK) == UTF8_TWO_BYTE_CODE) {
706 num_char_bytes = 2;
707 } else if ((utf8[i] & UTF8_THREE_BYTE_MASK) == UTF8_THREE_BYTE_CODE) {
708 num_char_bytes = 3;
709 } else {
710 result = VK_STRING_ERROR_BAD_DATA;
711 }
712
713 // Validate the following num_char_bytes of data
714 for (j = 0; (j < num_char_bytes) && (i < max_length); j++) {
715 if (++i == max_length) {
716 result |= VK_STRING_ERROR_LENGTH;
717 break;
718 }
719 if ((utf8[i] & UTF8_DATA_BYTE_MASK) != UTF8_DATA_BYTE_CODE) {
720 result |= VK_STRING_ERROR_BAD_DATA;
721 }
722 }
723 }
724 return result;
725 }
726
727 // Utility function for finding a text string in another string
white_list(const char * item,const char * list)728 VK_LAYER_EXPORT bool white_list(const char *item, const char *list) {
729 std::string candidate(item);
730 std::string white_list(list);
731 return (white_list.find(candidate) != std::string::npos);
732 }
733
734 // Debug callbacks get created in three ways:
735 // o Application-defined debug callbacks
736 // o Through settings in a vk_layer_settings.txt file
737 // o By default, if neither an app-defined debug callback nor a vk_layer_settings.txt file is present
738 //
739 // At layer initialization time, default logging callbacks are created to output layer error messages.
740 // If a vk_layer_settings.txt file is present its settings will override any default settings.
741 //
742 // If a vk_layer_settings.txt file is present and an application defines a debug callback, both callbacks
743 // will be active. If no vk_layer_settings.txt file is present, creating an application-defined debug
744 // callback will cause the default callbacks to be unregisterd and removed.
layer_debug_actions(debug_report_data * report_data,std::vector<VkDebugReportCallbackEXT> & logging_callback,const VkAllocationCallbacks * pAllocator,const char * layer_identifier)745 VK_LAYER_EXPORT void layer_debug_actions(debug_report_data *report_data, std::vector<VkDebugReportCallbackEXT> &logging_callback,
746 const VkAllocationCallbacks *pAllocator, const char *layer_identifier) {
747
748 VkDebugReportCallbackEXT callback = VK_NULL_HANDLE;
749
750 std::string report_flags_key = layer_identifier;
751 std::string debug_action_key = layer_identifier;
752 std::string log_filename_key = layer_identifier;
753 report_flags_key.append(".report_flags");
754 debug_action_key.append(".debug_action");
755 log_filename_key.append(".log_filename");
756
757 // Initialize layer options
758 VkDebugReportFlagsEXT report_flags = GetLayerOptionFlags(report_flags_key, report_flags_option_definitions, 0);
759 VkLayerDbgActionFlags debug_action = GetLayerOptionFlags(debug_action_key, debug_actions_option_definitions, 0);
760 // Flag as default if these settings are not from a vk_layer_settings.txt file
761 bool default_layer_callback = (debug_action & VK_DBG_LAYER_ACTION_DEFAULT) ? true : false;
762
763 if (debug_action & VK_DBG_LAYER_ACTION_LOG_MSG) {
764 const char *log_filename = getLayerOption(log_filename_key.c_str());
765 FILE *log_output = getLayerLogOutput(log_filename, layer_identifier);
766 VkDebugReportCallbackCreateInfoEXT dbgCreateInfo;
767 memset(&dbgCreateInfo, 0, sizeof(dbgCreateInfo));
768 dbgCreateInfo.sType = VK_STRUCTURE_TYPE_DEBUG_REPORT_CREATE_INFO_EXT;
769 dbgCreateInfo.flags = report_flags;
770 dbgCreateInfo.pfnCallback = log_callback;
771 dbgCreateInfo.pUserData = (void *)log_output;
772 layer_create_msg_callback(report_data, default_layer_callback, &dbgCreateInfo, pAllocator, &callback);
773 logging_callback.push_back(callback);
774 }
775
776 callback = VK_NULL_HANDLE;
777
778 if (debug_action & VK_DBG_LAYER_ACTION_DEBUG_OUTPUT) {
779 VkDebugReportCallbackCreateInfoEXT dbgCreateInfo;
780 memset(&dbgCreateInfo, 0, sizeof(dbgCreateInfo));
781 dbgCreateInfo.sType = VK_STRUCTURE_TYPE_DEBUG_REPORT_CREATE_INFO_EXT;
782 dbgCreateInfo.flags = report_flags;
783 dbgCreateInfo.pfnCallback = win32_debug_output_msg;
784 dbgCreateInfo.pUserData = NULL;
785 layer_create_msg_callback(report_data, default_layer_callback, &dbgCreateInfo, pAllocator, &callback);
786 logging_callback.push_back(callback);
787 }
788 }
789