Struct FeatureMask 

pub struct FeatureMask<const N_FEATURES: usize> { /* private fields */ }

Type-safe feature mask with const generic size

Implementations

impl<const N_FEATURES: usize> FeatureMask<N_FEATURES>

pub const fn all_selected() -> Self

Create a new feature mask with all features selected

pub const fn none_selected() -> Self

Create a new feature mask with no features selected

pub const fn from_array(mask: [bool; N_FEATURES]) -> Self

Create a feature mask from a boolean array

pub fn from_indices(indices: &[FeatureIndex<N_FEATURES>]) -> Self

Create a feature mask from selected indices

pub const fn as_array(&self) -> &[bool; N_FEATURES]

Get the mask as a boolean array

pub const fn is_selected(&self, index: FeatureIndex<N_FEATURES>) -> bool

Check if a feature is selected

pub fn set(&mut self, index: FeatureIndex<N_FEATURES>, selected: bool)

Set a feature as selected or unselected

pub fn count_selected(&self) -> usize

Get the number of selected features

pub fn selected_indices(&self) -> Vec<FeatureIndex<N_FEATURES>>

Get indices of selected features

pub fn and(&self, other: &Self) -> Self

Combine with another mask using logical AND

pub fn or(&self, other: &Self) -> Self

Combine with another mask using logical OR

pub fn not(&self) -> Self

Invert the mask

Trait Implementations

impl<const N_FEATURES: usize> Clone for FeatureMask<N_FEATURES>

fn clone(&self) -> FeatureMask<N_FEATURES>

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<const N_FEATURES: usize> Debug for FeatureMask<N_FEATURES>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<const N: usize> ZeroCostTransform<FeatureMask<N>, Vec<bool>> for ()

Zero-cost feature mask conversion

fn transform_zero_cost(input: FeatureMask<N>) -> Vec<bool>

Apply the transformation with zero runtime cost