Struct AllocationCallbacks 

#[repr(C)]
pub struct AllocationCallbacks {
    pub user_data: *mut c_void,
    pub allocation: Option<unsafe extern "system" fn(*mut c_void, usize, usize, SystemAllocationScope) -> *mut c_void>,
    pub reallocation: Option<unsafe extern "system" fn(*mut c_void, *mut c_void, usize, usize, SystemAllocationScope) -> *mut c_void>,
    pub free: Option<unsafe extern "system" fn(*mut c_void, *mut c_void)>,
    pub internal_allocation: Option<unsafe extern "system" fn(*mut c_void, usize, InternalAllocationType, SystemAllocationScope)>,
    pub internal_free: Option<unsafe extern "system" fn(*mut c_void, usize, InternalAllocationType, SystemAllocationScope)>,
}

https://www.khronos.org/registry/vulkan/specs/latest/man/html/VkAllocationCallbacks.html

Fields

user_data: *mut c_void

allocation: Option<unsafe extern "system" fn(*mut c_void, usize, usize, SystemAllocationScope) -> *mut c_void>

reallocation: Option<unsafe extern "system" fn(*mut c_void, *mut c_void, usize, usize, SystemAllocationScope) -> *mut c_void>

free: Option<unsafe extern "system" fn(*mut c_void, *mut c_void)>

internal_allocation: Option<unsafe extern "system" fn(*mut c_void, usize, InternalAllocationType, SystemAllocationScope)>

internal_free: Option<unsafe extern "system" fn(*mut c_void, usize, InternalAllocationType, SystemAllocationScope)>

Trait Implementations

impl Cast for AllocationCallbacks

type Target = AllocationCallbacks

The other type this type can be used interchangeably with in FFI.

fn into(self) -> Self::Target

Converts this value into a value of the other type.

fn as_ref(&self) -> &Self::Target

Converts this reference into a reference to the other type.

fn as_mut(&mut self) -> &mut Self::Target

Converts this mutable reference into a mutable reference to the other type.

impl Clone for AllocationCallbacks

fn clone(&self) -> AllocationCallbacks

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for AllocationCallbacks

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Default for AllocationCallbacks

fn default() -> AllocationCallbacks

Returns the “default value” for a type.

impl<'b> HasBuilder<'b> for AllocationCallbacks

type Builder = AllocationCallbacksBuilder<'b>

The associated builder for this type.

fn builder() -> Self::Builder

Constructs an instance of the associated builder for this type.

impl Copy for AllocationCallbacks

impl Send for AllocationCallbacks

impl Sync for AllocationCallbacks