extendr_api::prelude::utils::constrained::sparse

Struct SymbolicSparseColMatRef

#[repr(transparent)]
pub struct SymbolicSparseColMatRef<'nrows, 'ncols, 'a, I>(Branded<'ncols, Branded<'nrows, SymbolicSparseColMatRef<'a, I>>>) where I: Index;
Expand description

Symbolic structure view with dimensions equal to the values tied to ('nrows, 'ncols), in column-major order.

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§0: Branded<'ncols, Branded<'nrows, SymbolicSparseColMatRef<'a, I>>>

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impl<'nrows, 'ncols, 'a, I> SymbolicSparseColMatRef<'nrows, 'ncols, 'a, I>
where I: Index,

pub fn new( inner: SymbolicSparseColMatRef<'a, I>, nrows: Size<'nrows>, ncols: Size<'ncols>, ) -> SymbolicSparseColMatRef<'nrows, 'ncols, 'a, I>

Returns a new symbolic structure after checking that its dimensions match the dimensions tied to ('nrows, 'ncols).

pub fn into_inner(self) -> SymbolicSparseColMatRef<'a, I>

Returns the unconstrained symbolic structure.

pub fn nrows(&self) -> Size<'nrows>

Returns the number of rows of the matrix.

pub fn ncols(&self) -> Size<'ncols>

Returns the number of columns of the matrix.

pub fn row_indices_of_col_raw( &self, j: Idx<'ncols, usize>, ) -> &'a [Idx<'nrows, I>]

Returns the row indices in column j.

pub fn row_indices_of_col( &self, j: Idx<'ncols, usize>, ) -> impl ExactSizeIterator + DoubleEndedIterator + 'a

Returns the row indices in column j.

Trait Implementations§

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impl<I> Clone for SymbolicSparseColMatRef<'_, '_, '_, I>
where I: Index,

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fn clone(&self) -> SymbolicSparseColMatRef<'_, '_, '_, I>

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<I> Copy for SymbolicSparseColMatRef<'_, '_, '_, I>
where I: Index,

Auto Trait Implementations§

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impl<'nrows, 'ncols, 'a, I> Freeze for SymbolicSparseColMatRef<'nrows, 'ncols, 'a, I>

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impl<'nrows, 'ncols, 'a, I> RefUnwindSafe for SymbolicSparseColMatRef<'nrows, 'ncols, 'a, I>
where I: RefUnwindSafe,

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impl<'nrows, 'ncols, 'a, I> Send for SymbolicSparseColMatRef<'nrows, 'ncols, 'a, I>

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impl<'nrows, 'ncols, 'a, I> Sync for SymbolicSparseColMatRef<'nrows, 'ncols, 'a, I>

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impl<'nrows, 'ncols, 'a, I> Unpin for SymbolicSparseColMatRef<'nrows, 'ncols, 'a, I>

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impl<'nrows, 'ncols, 'a, I> UnwindSafe for SymbolicSparseColMatRef<'nrows, 'ncols, 'a, I>
where I: RefUnwindSafe,

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

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

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T> Pointable for T

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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.