mlx-rs/src/array/shape.rs at 5e897664dd9d5f489982a82a82b45c8a15ab402c · oxiglade/mlx-rs · GitHub

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use derive_new::new;

#[derive(new, Debug, Clone, PartialEq, Eq)]
pub struct Shape<const D: usize> {
    /// The dimensions of the tensor.
    pub dims: [usize; D],
}

impl<const D: usize> From<[usize; D]> for Shape<D> {
    fn from(dims: [usize; D]) -> Self {
        Shape::new(dims)
    }
}

impl<const D: usize> From<Vec<i64>> for Shape<D> {
    fn from(shape: Vec<i64>) -> Self {
        let mut dims = [1; D];
        for (i, dim) in shape.into_iter().enumerate() {
            dims[i] = dim as usize;
        }
        Self::new(dims)
    }
}

impl<const D: usize> From<Vec<u64>> for Shape<D> {
    fn from(shape: Vec<u64>) -> Self {
        let mut dims = [1; D];
        for (i, dim) in shape.into_iter().enumerate() {
            dims[i] = dim as usize;
        }
        Self::new(dims)
    }
}

impl<const D: usize> From<Vec<usize>> for Shape<D> {
    fn from(shape: Vec<usize>) -> Self {
        let mut dims = [1; D];
        for (i, dim) in shape.into_iter().enumerate() {
            dims[i] = dim;
        }
        Self::new(dims)
    }
}

impl<const D: usize> From<&Vec<usize>> for Shape<D> {
    fn from(shape: &Vec<usize>) -> Self {
        let mut dims = [1; D];
        for (i, dim) in shape.iter().enumerate() {
            dims[i] = *dim;
        }
        Self::new(dims)
    }
}