Struct nalgebra::base::default_allocator::DefaultAllocator

source · [−]

pub struct DefaultAllocator;

Expand description

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: Read more

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: Read more

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: Read more

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: Read more

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 as Allocator<T, RFrom, CFrom>>::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: Read more

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: Read more

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: Read more

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>,

Auto Trait Implementations

impl RefUnwindSafe for DefaultAllocator

impl Send for DefaultAllocator

impl Sync for DefaultAllocator

impl Unpin for DefaultAllocator

impl UnwindSafe for DefaultAllocator

Blanket Implementations

impl<T> Any for T where
T: 'static + ?Sized,

pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

const: unstable · source

pub fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for T where
U: From<T>,

const: unstable · source

pub fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> Same<T> for T

type Output = T

Should always be Self

impl<SS, SP> SupersetOf<SS> for SP where
SS: SubsetOf<SP>,

pub fn to_subset(&self) -> Option<SS>

The inverse inclusion map: attempts to construct self from the equivalent element of its superset. Read more

pub fn is_in_subset(&self) -> bool

Checks if self is actually part of its subset T (and can be converted to it).

pub fn to_subset_unchecked(&self) -> SS

Use with care! Same as self.to_subset but without any property checks. Always succeeds.

pub fn from_subset(element: &SS) -> SP

The inclusion map: converts self to the equivalent element of its superset.

impl<T, U> TryFrom<U> for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

impl<V, T> VZip<V> for T where
V: MultiLane<T>,

pub fn vzip(self) -> V