Struct nalgebra::base::default_allocator::DefaultAllocator

pub struct DefaultAllocator;

An allocator based on GenericArray and VecStorage for statically-sized and dynamically-sized matrices respectively.

Trait Implementations

impl<T: Scalar, const R: usize, const C: usize> Allocator<T, Const<R>, Const<C>> for DefaultAllocator

type Buffer = ArrayStorage<T, R, C>

The type of buffer this allocator can instanciate.

unsafe fn allocate_uninitialized(
    _: Const<R>,
    _: Const<C>
) -> MaybeUninit<Self::Buffer>

Allocates a buffer with the given number of rows and columns without initializing its content.

fn allocate_from_iterator<I: IntoIterator<Item = T>>(
    nrows: Const<R>,
    ncols: Const<C>,
    iter: I
) -> Self::Buffer

Allocates a buffer initialized with the content of the given iterator.

impl<T: Scalar, C: Dim> Allocator<T, Dynamic, C> for DefaultAllocator

type Buffer = VecStorage<T, Dynamic, C>

The type of buffer this allocator can instanciate.

unsafe fn allocate_uninitialized(
    nrows: Dynamic,
    ncols: C
) -> MaybeUninit<Self::Buffer>

Allocates a buffer with the given number of rows and columns without initializing its content.

fn allocate_from_iterator<I: IntoIterator<Item = T>>(
    nrows: Dynamic,
    ncols: C,
    iter: I
) -> Self::Buffer

Allocates a buffer initialized with the content of the given iterator.

impl<T: Scalar, R: DimName> Allocator<T, R, Dynamic> for DefaultAllocator

type Buffer = VecStorage<T, R, Dynamic>

The type of buffer this allocator can instanciate.

unsafe fn allocate_uninitialized(
    nrows: R,
    ncols: Dynamic
) -> MaybeUninit<Self::Buffer>

Allocates a buffer with the given number of rows and columns without initializing its content.

fn allocate_from_iterator<I: IntoIterator<Item = T>>(
    nrows: R,
    ncols: Dynamic,
    iter: I
) -> Self::Buffer

Allocates a buffer initialized with the content of the given iterator.

impl<T: Scalar, CTo, const RFROM: usize, const CFROM: usize> Reallocator<T, Const<RFROM>, Const<CFROM>, Dynamic, CTo> for DefaultAllocator where
    CTo: Dim, 

unsafe fn reallocate_copy(
    rto: Dynamic,
    cto: CTo,
    buf: ArrayStorage<T, RFROM, CFROM>
) -> VecStorage<T, Dynamic, CTo>

Reallocates a buffer of shape (RTo, CTo), possibly reusing a previously allocated buffer buf. Data stored by buf are linearly copied to the output:

impl<T: Scalar, RTo, const RFROM: usize, const CFROM: usize> Reallocator<T, Const<RFROM>, Const<CFROM>, RTo, Dynamic> for DefaultAllocator where
    RTo: DimName, 

unsafe fn reallocate_copy(
    rto: RTo,
    cto: Dynamic,
    buf: ArrayStorage<T, RFROM, CFROM>
) -> VecStorage<T, RTo, Dynamic>

Reallocates a buffer of shape (RTo, CTo), possibly reusing a previously allocated buffer buf. Data stored by buf are linearly copied to the output:

impl<T: Scalar, CFrom: Dim, CTo: Dim> Reallocator<T, Dynamic, CFrom, Dynamic, CTo> for DefaultAllocator

unsafe fn reallocate_copy(
    rto: Dynamic,
    cto: CTo,
    buf: VecStorage<T, Dynamic, CFrom>
) -> VecStorage<T, Dynamic, CTo>

Reallocates a buffer of shape (RTo, CTo), possibly reusing a previously allocated buffer buf. Data stored by buf are linearly copied to the output:

impl<T: Scalar, CFrom: Dim, RTo: DimName> Reallocator<T, Dynamic, CFrom, RTo, Dynamic> for DefaultAllocator

unsafe fn reallocate_copy(
    rto: RTo,
    cto: Dynamic,
    buf: VecStorage<T, Dynamic, CFrom>
) -> VecStorage<T, RTo, Dynamic>

Reallocates a buffer of shape (RTo, CTo), possibly reusing a previously allocated buffer buf. Data stored by buf are linearly copied to the output:

impl<T: Scalar, RFrom, CFrom, const RTO: usize, const CTO: usize> Reallocator<T, RFrom, CFrom, Const<RTO>, Const<CTO>> for DefaultAllocator where
    RFrom: Dim,
    CFrom: Dim,
    Self: Allocator<T, RFrom, CFrom>, 

unsafe fn reallocate_copy(
    rto: Const<RTO>,
    cto: Const<CTO>,
    buf: Self::Buffer
) -> ArrayStorage<T, RTO, CTO>

Reallocates a buffer of shape (RTo, CTo), possibly reusing a previously allocated buffer buf. Data stored by buf are linearly copied to the output:

impl<T: Scalar, RFrom: DimName, CTo: Dim> Reallocator<T, RFrom, Dynamic, Dynamic, CTo> for DefaultAllocator

unsafe fn reallocate_copy(
    rto: Dynamic,
    cto: CTo,
    buf: VecStorage<T, RFrom, Dynamic>
) -> VecStorage<T, Dynamic, CTo>

Reallocates a buffer of shape (RTo, CTo), possibly reusing a previously allocated buffer buf. Data stored by buf are linearly copied to the output:

impl<T: Scalar, RFrom: DimName, RTo: DimName> Reallocator<T, RFrom, Dynamic, RTo, Dynamic> for DefaultAllocator

unsafe fn reallocate_copy(
    rto: RTo,
    cto: Dynamic,
    buf: VecStorage<T, RFrom, Dynamic>
) -> VecStorage<T, RTo, Dynamic>

Reallocates a buffer of shape (RTo, CTo), possibly reusing a previously allocated buffer buf. Data stored by buf are linearly copied to the output:

impl<T, R1, R2, C1, C2> SameShapeAllocator<T, R1, C1, R2, C2> for DefaultAllocator where
    R1: Dim,
    R2: Dim,
    C1: Dim,
    C2: Dim,
    T: Scalar,
    DefaultAllocator: Allocator<T, R1, C1> + Allocator<T, SameShapeR<R1, R2>, SameShapeC<C1, C2>>,
    ShapeConstraint: SameNumberOfRows<R1, R2> + SameNumberOfColumns<C1, C2>, 

impl<T, R1, R2> SameShapeVectorAllocator<T, R1, R2> for DefaultAllocator where
    R1: Dim,
    R2: Dim,
    T: Scalar,
    DefaultAllocator: Allocator<T, R1, U1> + Allocator<T, SameShapeR<R1, R2>>,
    ShapeConstraint: SameNumberOfRows<R1, R2>,