VK_FORMAT_A1R5G5B5_UNORM_PACK16

Undocumented in source but is binding to an external library. You might be able to learn more by searching the web for its name.
@nogc nothrow extern (System)
enum VK_FORMAT_A1R5G5B5_UNORM_PACK16 = VkFormat.VK_FORMAT_A1R5G5B5_UNORM_PACK16;

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