1 /*
2 * Copyright © 2016 Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 */
23
24 #ifndef VK_FORMAT_INFO_H
25 #define VK_FORMAT_INFO_H
26
27 #include <stdbool.h>
28 #include <vulkan/vulkan.h>
29
30 static inline VkImageAspectFlags
vk_format_aspects(VkFormat format)31 vk_format_aspects(VkFormat format)
32 {
33 switch (format) {
34 case VK_FORMAT_UNDEFINED:
35 return 0;
36
37 case VK_FORMAT_S8_UINT:
38 return VK_IMAGE_ASPECT_STENCIL_BIT;
39
40 case VK_FORMAT_D16_UNORM_S8_UINT:
41 case VK_FORMAT_D24_UNORM_S8_UINT:
42 case VK_FORMAT_D32_SFLOAT_S8_UINT:
43 return VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT;
44
45 case VK_FORMAT_D16_UNORM:
46 case VK_FORMAT_X8_D24_UNORM_PACK32:
47 case VK_FORMAT_D32_SFLOAT:
48 return VK_IMAGE_ASPECT_DEPTH_BIT;
49
50 default:
51 return VK_IMAGE_ASPECT_COLOR_BIT;
52 }
53 }
54
55 static inline bool
vk_format_is_color(VkFormat format)56 vk_format_is_color(VkFormat format)
57 {
58 return vk_format_aspects(format) == VK_IMAGE_ASPECT_COLOR_BIT;
59 }
60
61 static inline bool
vk_format_is_depth_or_stencil(VkFormat format)62 vk_format_is_depth_or_stencil(VkFormat format)
63 {
64 const VkImageAspectFlags aspects = vk_format_aspects(format);
65 return aspects & (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT);
66 }
67
68 static inline bool
vk_format_has_depth(VkFormat format)69 vk_format_has_depth(VkFormat format)
70 {
71 const VkImageAspectFlags aspects = vk_format_aspects(format);
72 return aspects & VK_IMAGE_ASPECT_DEPTH_BIT;
73 }
74
75 #endif /* VK_FORMAT_INFO_H */
76