vulkan_sysType Alias PFN_vkDebugUtilsMessengerCallbackEXT
source pub type PFN_vkDebugUtilsMessengerCallbackEXT = Option<unsafe extern "C" fn(messageSeverity: VkDebugUtilsMessageSeverityFlagBitsEXT, messageTypes: VkDebugUtilsMessageTypeFlagsEXT, pCallbackData: *const VkDebugUtilsMessengerCallbackDataEXT, pUserData: *mut c_void) -> VkBool32>;
enum PFN_vkDebugUtilsMessengerCallbackEXT {
None,
Some(unsafe extern "C" fn(_: u32, _: u32, _: *const VkDebugUtilsMessengerCallbackDataEXT, _: *mut c_void) -> u32),
}