Struct BufferDescriptor 

pub struct BufferDescriptor {
    pub size: usize,
    pub element_size: usize,
    pub location: BufferLocation,
    pub buffer_type: BufferType,
    pub id: usize,
    pub backend: GPUBackend,
    /* private fields */
}

Memory buffer descriptor

Fields

size: usize

Size of the buffer in elements

element_size: usize

Element size in bytes

location: BufferLocation

Buffer location

buffer_type: BufferType

Buffer type

id: usize

Buffer ID

backend: GPUBackend

GPU backend used for this buffer

Implementations

impl BufferDescriptor

pub fn new( size: usize, element_size: usize, location: BufferLocation, buffer_type: BufferType, id: usize, backend: GPUBackend, ) -> FFTResult<Self>

Create a new buffer descriptor with specified backend

pub fn new_auto( size: usize, element_size: usize, location: BufferLocation, buffer_type: BufferType, id: usize, ) -> FFTResult<Self>

Create a new buffer descriptor with auto-detected backend

pub fn get_host_ptr(&self) -> (*mut c_void, usize)

Get host pointer and size

pub fn has_device_memory(&self) -> bool

Check if this buffer has GPU memory allocated

pub fn copy_host_to_device(&self, hostdata: &[u8]) -> FFTResult<()>

Copy data from host to device

pub fn copy_device_to_host(&self, hostdata: &mut [u8]) -> FFTResult<()>

Copy data from device to host

Trait Implementations

impl Clone for BufferDescriptor

fn clone(&self) -> BufferDescriptor

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for BufferDescriptor

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

Formats the value using the given formatter.

impl Drop for BufferDescriptor

fn drop(&mut self)

Executes the destructor for this type.

impl Send for BufferDescriptor

impl Sync for BufferDescriptor