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Add as_ptr and as_mut_ptr methods #480

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Merged
sebcrozet merged 2 commits into from
Feb 3, 2019
Merged

Add as_ptr and as_mut_ptr methods #480

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267d976
Add as_ptr and as_mut_ptr methods
jturner314 Nov 19, 2018
cc7bab9
Merge branch 'master' into as_ptr
sebcrozet Feb 3, 2019
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18 changes: 18 additions & 0 deletions src/base/matrix.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -295,6 +295,15 @@ impl<N: Scalar, R: Dim, C: Dim, S: Storage<N, R, C>> Matrix<N, R, C, S> {
}
}

/// Returns a pointer to the start of the matrix.
///
/// If the matrix is not empty, this pointer is guaranteed to be aligned
/// and non-null.
#[inline]
pub fn as_ptr(&self) -> *const N {
self.data.ptr()
}

/// Tests whether `self` and `rhs` are equal up to a given epsilon.
///
/// See `relative_eq` from the `RelativeEq` trait for more details.
Expand Down Expand Up @@ -622,6 +631,15 @@ impl<N: Scalar, R: Dim, C: Dim, S: StorageMut<N, R, C>> Matrix<N, R, C, S> {
MatrixIterMut::new(&mut self.data)
}

/// Returns a mutable pointer to the start of the matrix.
///
/// If the matrix is not empty, this pointer is guaranteed to be aligned
/// and non-null.
#[inline]
pub fn as_mut_ptr(&mut self) -> *mut N {
self.data.ptr_mut()
}

/// Mutably iterates through this matrix rows.
///
/// # Example
Expand Down