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// DO NOT EDIT: @generated by erupt's generator
///<s>Vulkan Manual Page</s> · Constant
#[doc(alias = "VK_MAX_DEVICE_GROUP_SIZE_KHR")]
pub const MAX_DEVICE_GROUP_SIZE_KHR: u32 = 32;
///<s>Vulkan Manual Page</s> · Constant
#[doc(alias = "VK_KHR_DEVICE_GROUP_CREATION_SPEC_VERSION")]
pub const KHR_DEVICE_GROUP_CREATION_SPEC_VERSION: u32 = 1;
///<s>Vulkan Manual Page</s> · Constant
#[doc(alias = "VK_KHR_DEVICE_GROUP_CREATION_EXTENSION_NAME")]
pub const KHR_DEVICE_GROUP_CREATION_EXTENSION_NAME: *const std::os::raw::c_char = crate::cstr!(
    "VK_KHR_device_group_creation"
);
///<s>Vulkan Manual Page</s> · Constant
pub const FN_ENUMERATE_PHYSICAL_DEVICE_GROUPS_KHR: *const std::os::raw::c_char = crate::cstr!(
    "vkEnumeratePhysicalDeviceGroupsKHR"
);
///[Vulkan Manual Page](https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/VkPhysicalDeviceGroupPropertiesKHR.html) · Alias
#[doc(alias = "VkPhysicalDeviceGroupPropertiesKHR")]
#[allow(non_camel_case_types)]
pub type PhysicalDeviceGroupPropertiesKHR = crate::vk1_1::PhysicalDeviceGroupProperties;
///[Vulkan Manual Page](https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/VkPhysicalDeviceGroupPropertiesKHR.html) · Alias
#[doc(alias = "VkPhysicalDeviceGroupPropertiesKHR")]
#[allow(non_camel_case_types)]
pub type PhysicalDeviceGroupPropertiesKHRBuilder<'a> = crate::vk1_1::PhysicalDeviceGroupPropertiesBuilder<
    'a,
>;
///[Vulkan Manual Page](https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/VkDeviceGroupDeviceCreateInfoKHR.html) · Alias
#[doc(alias = "VkDeviceGroupDeviceCreateInfoKHR")]
#[allow(non_camel_case_types)]
pub type DeviceGroupDeviceCreateInfoKHR = crate::vk1_1::DeviceGroupDeviceCreateInfo;
///[Vulkan Manual Page](https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/VkDeviceGroupDeviceCreateInfoKHR.html) · Alias
#[doc(alias = "VkDeviceGroupDeviceCreateInfoKHR")]
#[allow(non_camel_case_types)]
pub type DeviceGroupDeviceCreateInfoKHRBuilder<'a> = crate::vk1_1::DeviceGroupDeviceCreateInfoBuilder<
    'a,
>;
///[Vulkan Manual Page](https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkEnumeratePhysicalDeviceGroupsKHR.html) · Alias
#[allow(non_camel_case_types)]
pub type PFN_vkEnumeratePhysicalDeviceGroupsKHR = crate::vk1_1::PFN_vkEnumeratePhysicalDeviceGroups;
///Provided by [`crate::extensions::khr_device_group_creation`]
impl crate::vk1_0::MemoryHeapFlagBits {
    pub const MULTI_INSTANCE_KHR: Self = Self::MULTI_INSTANCE;
}
///Provided by [`crate::extensions::khr_device_group_creation`]
impl crate::vk1_0::StructureType {
    pub const PHYSICAL_DEVICE_GROUP_PROPERTIES_KHR: Self = Self::PHYSICAL_DEVICE_GROUP_PROPERTIES;
    pub const DEVICE_GROUP_DEVICE_CREATE_INFO_KHR: Self = Self::DEVICE_GROUP_DEVICE_CREATE_INFO;
}
///Provided by [`crate::extensions::khr_device_group_creation`]
impl crate::InstanceLoader {
    #[inline]
    #[track_caller]
    ///[Vulkan Manual Page](https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkEnumeratePhysicalDeviceGroupsKHR.html) · Function
    #[doc(alias = "vkEnumeratePhysicalDeviceGroupsKHR")]
    pub unsafe fn enumerate_physical_device_groups_khr(
        &self,
        physical_device_group_count: Option<u32>,
        physical_device_group_properties_callback: impl FnMut(
            &mut crate::SmallVec<crate::vk1_1::PhysicalDeviceGroupProperties>,
        ) -> (),
    ) -> crate::utils::VulkanResult<
            crate::SmallVec<crate::vk1_1::PhysicalDeviceGroupProperties>,
        > {
        let _function = self
            .enumerate_physical_device_groups_khr
            .expect(crate::NOT_LOADED_MESSAGE);
        let mut physical_device_group_count = match physical_device_group_count {
            Some(v) => v,
            None => {
                let mut v = Default::default();
                _function(self.handle, &mut v, std::ptr::null_mut());
                v
            }
        };
        let mut physical_device_group_properties = crate::SmallVec::from_elem(
            Default::default(),
            physical_device_group_count as _,
        );
        let mut _callback = physical_device_group_properties_callback;
        _callback(&mut physical_device_group_properties);
        let _return = _function(
            self.handle,
            &mut physical_device_group_count,
            physical_device_group_properties.as_mut_ptr(),
        );
        crate::utils::VulkanResult::new(_return, physical_device_group_properties)
    }
}