1    def is_depth_format (format : VkFormat) = case format of
2        VkFormat/D16_UNORM
3        | VkFormat/D16_UNORM_S8_UINT
4        | VkFormat/D24_UNORM_S8_UINT
5        | VkFormat/D32_SFLOAT
6        | VkFormat/D32_SFLOAT_S8_UINT
7        | VkFormat/X8_D24_UNORM_PACK32 -> true
8    
9        else -> false
10   
11   def has_stencil (format : VkFormat) = case format of
12       VkFormat/S8_UINT
13       | VkFormat/D16_UNORM_S8_UINT
14       | VkFormat/D24_UNORM_S8_UINT
15       | VkFormat/D32_SFLOAT_S8_UINT -> true
16   
17       else -> false
18   
19   type ImageFormat
20       def to_vk_format = case self of
21           Grayscale -> VkFormat/R8_UNORM
22           Rgba -> VkFormat/R8G8B8A8_UNORM
23           Rgb -> VkFormat/R8G8B8_UNORM
24