Struct poirebot::bitboard::BitBoard

pub struct BitBoard(pub u64);

Implementations

impl BitBoard

pub fn new(b: u64) -> BitBoard

Construct a new bitboard from a u64

pub fn from_position<T: Into<Position>>(position: T) -> BitBoard

Construct a new BitBoard with a particular Position set

pub fn to_position(&self) -> Position

Convert to Position

pub fn popcnt(&self) -> u32

Count the number of Positions set in this BitBoard

pub fn swap(&self) -> BitBoard

Reverse this BitBoard. Look at it from the opponents perspective.

pub fn mirror_horizontally(&self) -> BitBoard

Mirror this Bitboard horizontally (left becomes right).

pub fn rotate(&self) -> BitBoard

Mirror this Bitboard horizontally (left becomes right) and flip the colors.

pub fn flip_diagonally(&self) -> BitBoard

Flip this Bitboard about the diagonal. Source: https://www.chessprogramming.org/Flipping_Mirroring_and_Rotating#Diagonal

pub fn flip_anti_diagonally(&self) -> BitBoard

Flip this Bitboard about the anti-diagonal. Source: https://www.chessprogramming.org/Flipping_Mirroring_and_Rotating#Anti-Diagonal

pub fn to_size(&self, rightshift: u8) -> usize

Convert this BitBoard to a usize (for table lookups)

pub fn split(self) -> Vec<BitBoard>

Split the current bitboard to a

Trait Implementations

impl BitAnd<&'_ BitBoard> for &BitBoard

type Output = BitBoard

The resulting type after applying the & operator.

fn bitand(self, other: &BitBoard) -> BitBoard

Performs the & operation.

impl BitAnd<&'_ BitBoard> for BitBoard

type Output = BitBoard

The resulting type after applying the & operator.

fn bitand(self, other: &BitBoard) -> BitBoard

Performs the & operation.

impl BitAnd<BitBoard> for BitBoard

type Output = BitBoard

The resulting type after applying the & operator.

fn bitand(self, other: BitBoard) -> BitBoard

Performs the & operation.

impl BitAnd<BitBoard> for &BitBoard

type Output = BitBoard

The resulting type after applying the & operator.

fn bitand(self, other: BitBoard) -> BitBoard

Performs the & operation.

impl BitAndAssign<&'_ BitBoard> for BitBoard

fn bitand_assign(&mut self, other: &BitBoard)

Performs the &= operation.

impl BitAndAssign<BitBoard> for BitBoard

fn bitand_assign(&mut self, other: BitBoard)

Performs the &= operation.

impl BitOr<&'_ BitBoard> for &BitBoard

type Output = BitBoard

The resulting type after applying the | operator.

fn bitor(self, other: &BitBoard) -> BitBoard

Performs the | operation.

impl BitOr<&'_ BitBoard> for BitBoard

type Output = BitBoard

The resulting type after applying the | operator.

fn bitor(self, other: &BitBoard) -> BitBoard

Performs the | operation.

impl BitOr<BitBoard> for BitBoard

type Output = BitBoard

The resulting type after applying the | operator.

fn bitor(self, other: BitBoard) -> BitBoard

Performs the | operation.

impl BitOr<BitBoard> for &BitBoard

type Output = BitBoard

The resulting type after applying the | operator.

fn bitor(self, other: BitBoard) -> BitBoard

Performs the | operation.

impl BitOrAssign<&'_ BitBoard> for BitBoard

fn bitor_assign(&mut self, other: &BitBoard)

Performs the |= operation.

impl BitOrAssign<BitBoard> for BitBoard

fn bitor_assign(&mut self, other: BitBoard)

Performs the |= operation.

impl BitXor<&'_ BitBoard> for &BitBoard

type Output = BitBoard

The resulting type after applying the ^ operator.

fn bitxor(self, other: &BitBoard) -> BitBoard

Performs the ^ operation.

impl BitXor<&'_ BitBoard> for BitBoard

type Output = BitBoard

The resulting type after applying the ^ operator.

fn bitxor(self, other: &BitBoard) -> BitBoard

Performs the ^ operation.

impl BitXor<BitBoard> for BitBoard

type Output = BitBoard

The resulting type after applying the ^ operator.

fn bitxor(self, other: BitBoard) -> BitBoard

Performs the ^ operation.

impl BitXor<BitBoard> for &BitBoard

type Output = BitBoard

The resulting type after applying the ^ operator.

fn bitxor(self, other: BitBoard) -> BitBoard

Performs the ^ operation.

impl BitXorAssign<&'_ BitBoard> for BitBoard

fn bitxor_assign(&mut self, other: &BitBoard)

Performs the ^= operation.

impl BitXorAssign<BitBoard> for BitBoard

fn bitxor_assign(&mut self, other: BitBoard)

Performs the ^= operation.

impl Clone for BitBoard

fn clone(&self) -> BitBoard

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Copy for BitBoard

impl Debug for BitBoard

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

Formats the value using the given formatter.

impl Default for BitBoard

fn default() -> BitBoard

Returns the “default value” for a type.

impl Display for BitBoard

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

Formats the value using the given formatter.

impl Eq for BitBoard

impl<T: Into<Position>> From<T> for BitBoard

fn from(into_pos: T) -> Self

Performs the conversion.

impl FromIterator<Position> for BitBoard

fn from_iter<T: IntoIterator<Item = Position>>(iter: T) -> Self

Creates a value from an iterator.

impl Hash for BitBoard

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

pub fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given Hasher.

impl Iterator for BitBoard

For the BitBoard, iterate over every Position set.

type Item = Position

The type of the elements being iterated over.

fn next(&mut self) -> Option<Position>

Advances the iterator and returns the next value.

pub fn size_hint(&self) -> (usize, Option<usize>)

Returns the bounds on the remaining length of the iterator.

pub fn count(self) -> usize

Consumes the iterator, counting the number of iterations and returning it.

pub fn last(self) -> Option<Self::Item>

Consumes the iterator, returning the last element.

pub fn advance_by(&mut self, n: usize) -> Result<(), usize>

🔬 This is a nightly-only experimental API. (iter_advance_by)

recently added

Advances the iterator by n elements.

pub fn nth(&mut self, n: usize) -> Option<Self::Item>

Returns the nth element of the iterator.

pub fn step_by(self, step: usize) -> StepBy<Self>

Creates an iterator starting at the same point, but stepping by the given amount at each iteration.

pub fn chain<U>(self, other: U) -> Chain<Self, <U as IntoIterator>::IntoIter> where
    U: IntoIterator<Item = Self::Item>, 

Takes two iterators and creates a new iterator over both in sequence.

pub fn zip<U>(self, other: U) -> Zip<Self, <U as IntoIterator>::IntoIter> where
    U: IntoIterator, 

‘Zips up’ two iterators into a single iterator of pairs.

pub fn intersperse(self, separator: Self::Item) -> Intersperse<Self> where
    Self::Item: Clone, 

🔬 This is a nightly-only experimental API. (iter_intersperse)

recently added

Creates a new iterator which places a copy of separator between adjacent items of the original iterator.

pub fn intersperse_with<G>(self, separator: G) -> IntersperseWith<Self, G> where
    G: FnMut() -> Self::Item, 

🔬 This is a nightly-only experimental API. (iter_intersperse)

recently added

Creates a new iterator which places an item generated by separator between adjacent items of the original iterator.

pub fn map<B, F>(self, f: F) -> Map<Self, F> where
    F: FnMut(Self::Item) -> B, 

Takes a closure and creates an iterator which calls that closure on each element.

pub fn for_each<F>(self, f: F) where
    F: FnMut(Self::Item), 

Calls a closure on each element of an iterator.

pub fn filter<P>(self, predicate: P) -> Filter<Self, P> where
    P: FnMut(&Self::Item) -> bool, 

Creates an iterator which uses a closure to determine if an element should be yielded.

pub fn filter_map<B, F>(self, f: F) -> FilterMap<Self, F> where
    F: FnMut(Self::Item) -> Option<B>, 

Creates an iterator that both filters and maps.

pub fn enumerate(self) -> Enumerate<Self>

Creates an iterator which gives the current iteration count as well as the next value.

pub fn peekable(self) -> Peekable<Self>

Creates an iterator which can use peek to look at the next element of the iterator without consuming it.

pub fn skip_while<P>(self, predicate: P) -> SkipWhile<Self, P> where
    P: FnMut(&Self::Item) -> bool, 

Creates an iterator that skips elements based on a predicate.

pub fn take_while<P>(self, predicate: P) -> TakeWhile<Self, P> where
    P: FnMut(&Self::Item) -> bool, 

Creates an iterator that yields elements based on a predicate.

pub fn map_while<B, P>(self, predicate: P) -> MapWhile<Self, P> where
    P: FnMut(Self::Item) -> Option<B>, 

🔬 This is a nightly-only experimental API. (iter_map_while)

recently added

Creates an iterator that both yields elements based on a predicate and maps.

pub fn skip(self, n: usize) -> Skip<Self>

Creates an iterator that skips the first n elements.

pub fn take(self, n: usize) -> Take<Self>

Creates an iterator that yields the first n elements, or fewer if the underlying iterator ends sooner.

pub fn scan<St, B, F>(self, initial_state: St, f: F) -> Scan<Self, St, F> where
    F: FnMut(&mut St, Self::Item) -> Option<B>, 

An iterator adaptor similar to fold that holds internal state and produces a new iterator.

pub fn flat_map<U, F>(self, f: F) -> FlatMap<Self, U, F> where
    F: FnMut(Self::Item) -> U,
    U: IntoIterator, 

Creates an iterator that works like map, but flattens nested structure.

pub fn flatten(self) -> Flatten<Self> where
    Self::Item: IntoIterator, 

Creates an iterator that flattens nested structure.

pub fn fuse(self) -> Fuse<Self>

Creates an iterator which ends after the first None.

pub fn inspect<F>(self, f: F) -> Inspect<Self, F> where
    F: FnMut(&Self::Item), 

Does something with each element of an iterator, passing the value on.

pub fn by_ref(&mut self) -> &mut Self

Borrows an iterator, rather than consuming it.

#[must_use = "if you really need to exhaust the iterator, consider `.for_each(drop)` instead"]pub fn collect<B>(self) -> B where
    B: FromIterator<Self::Item>, 

Transforms an iterator into a collection.

pub fn partition<B, F>(self, f: F) -> (B, B) where
    F: FnMut(&Self::Item) -> bool,
    B: Default + Extend<Self::Item>, 

Consumes an iterator, creating two collections from it.

pub fn partition_in_place<'a, T, P>(self, predicate: P) -> usize where
    Self: DoubleEndedIterator<Item = &'a mut T>,
    T: 'a,
    P: FnMut(&T) -> bool, 

🔬 This is a nightly-only experimental API. (iter_partition_in_place)

new API

Reorders the elements of this iterator in-place according to the given predicate, such that all those that return true precede all those that return false. Returns the number of true elements found.

pub fn is_partitioned<P>(self, predicate: P) -> bool where
    P: FnMut(Self::Item) -> bool, 

🔬 This is a nightly-only experimental API. (iter_is_partitioned)

new API

Checks if the elements of this iterator are partitioned according to the given predicate, such that all those that return true precede all those that return false.

pub fn try_fold<B, F, R>(&mut self, init: B, f: F) -> R where
    F: FnMut(B, Self::Item) -> R,
    R: Try<Ok = B>, 

An iterator method that applies a function as long as it returns successfully, producing a single, final value.

pub fn try_for_each<F, R>(&mut self, f: F) -> R where
    F: FnMut(Self::Item) -> R,
    R: Try<Ok = ()>, 

An iterator method that applies a fallible function to each item in the iterator, stopping at the first error and returning that error.

pub fn fold<B, F>(self, init: B, f: F) -> B where
    F: FnMut(B, Self::Item) -> B, 

Folds every element into an accumulator by applying an operation, returning the final result.

pub fn reduce<F>(self, f: F) -> Option<Self::Item> where
    F: FnMut(Self::Item, Self::Item) -> Self::Item, 

Reduces the elements to a single one, by repeatedly applying a reducing operation.

pub fn all<F>(&mut self, f: F) -> bool where
    F: FnMut(Self::Item) -> bool, 

Tests if every element of the iterator matches a predicate.

pub fn any<F>(&mut self, f: F) -> bool where
    F: FnMut(Self::Item) -> bool, 

Tests if any element of the iterator matches a predicate.

pub fn find<P>(&mut self, predicate: P) -> Option<Self::Item> where
    P: FnMut(&Self::Item) -> bool, 

Searches for an element of an iterator that satisfies a predicate.

pub fn find_map<B, F>(&mut self, f: F) -> Option<B> where
    F: FnMut(Self::Item) -> Option<B>, 

Applies function to the elements of iterator and returns the first non-none result.

pub fn try_find<F, R>(
    &mut self,
    f: F
) -> Result<Option<Self::Item>, <R as Try>::Error> where
    F: FnMut(&Self::Item) -> R,
    R: Try<Ok = bool>, 

🔬 This is a nightly-only experimental API. (try_find)

new API

Applies function to the elements of iterator and returns the first true result or the first error.

pub fn position<P>(&mut self, predicate: P) -> Option<usize> where
    P: FnMut(Self::Item) -> bool, 

Searches for an element in an iterator, returning its index.

pub fn rposition<P>(&mut self, predicate: P) -> Option<usize> where
    Self: ExactSizeIterator + DoubleEndedIterator,
    P: FnMut(Self::Item) -> bool, 

Searches for an element in an iterator from the right, returning its index.

pub fn max(self) -> Option<Self::Item> where
    Self::Item: Ord, 

Returns the maximum element of an iterator.

pub fn min(self) -> Option<Self::Item> where
    Self::Item: Ord, 

Returns the minimum element of an iterator.

pub fn max_by_key<B, F>(self, f: F) -> Option<Self::Item> where
    F: FnMut(&Self::Item) -> B,
    B: Ord, 

Returns the element that gives the maximum value from the specified function.

pub fn max_by<F>(self, compare: F) -> Option<Self::Item> where
    F: FnMut(&Self::Item, &Self::Item) -> Ordering, 

Returns the element that gives the maximum value with respect to the specified comparison function.

pub fn min_by_key<B, F>(self, f: F) -> Option<Self::Item> where
    F: FnMut(&Self::Item) -> B,
    B: Ord, 

Returns the element that gives the minimum value from the specified function.

pub fn min_by<F>(self, compare: F) -> Option<Self::Item> where
    F: FnMut(&Self::Item, &Self::Item) -> Ordering, 

Returns the element that gives the minimum value with respect to the specified comparison function.

pub fn rev(self) -> Rev<Self> where
    Self: DoubleEndedIterator, 

Reverses an iterator’s direction.

pub fn unzip<A, B, FromA, FromB>(self) -> (FromA, FromB) where
    Self: Iterator<Item = (A, B)>,
    FromA: Default + Extend<A>,
    FromB: Default + Extend<B>, 

Converts an iterator of pairs into a pair of containers.

pub fn copied<'a, T>(self) -> Copied<Self> where
    Self: Iterator<Item = &'a T>,
    T: 'a + Copy, 

Creates an iterator which copies all of its elements.

pub fn cloned<'a, T>(self) -> Cloned<Self> where
    Self: Iterator<Item = &'a T>,
    T: 'a + Clone, 

Creates an iterator which clones all of its elements.

pub fn cycle(self) -> Cycle<Self> where
    Self: Clone, 

Repeats an iterator endlessly.

pub fn sum<S>(self) -> S where
    S: Sum<Self::Item>, 

Sums the elements of an iterator.

pub fn product<P>(self) -> P where
    P: Product<Self::Item>, 

Iterates over the entire iterator, multiplying all the elements

pub fn cmp<I>(self, other: I) -> Ordering where
    I: IntoIterator<Item = Self::Item>,
    Self::Item: Ord, 

Lexicographically compares the elements of this Iterator with those of another.

pub fn cmp_by<I, F>(self, other: I, cmp: F) -> Ordering where
    F: FnMut(Self::Item, <I as IntoIterator>::Item) -> Ordering,
    I: IntoIterator, 

🔬 This is a nightly-only experimental API. (iter_order_by)

Lexicographically compares the elements of this Iterator with those of another with respect to the specified comparison function.

pub fn partial_cmp<I>(self, other: I) -> Option<Ordering> where
    I: IntoIterator,
    Self::Item: PartialOrd<<I as IntoIterator>::Item>, 

Lexicographically compares the elements of this Iterator with those of another.

pub fn partial_cmp_by<I, F>(self, other: I, partial_cmp: F) -> Option<Ordering> where
    F: FnMut(Self::Item, <I as IntoIterator>::Item) -> Option<Ordering>,
    I: IntoIterator, 

🔬 This is a nightly-only experimental API. (iter_order_by)

Lexicographically compares the elements of this Iterator with those of another with respect to the specified comparison function.

pub fn eq<I>(self, other: I) -> bool where
    I: IntoIterator,
    Self::Item: PartialEq<<I as IntoIterator>::Item>, 

Determines if the elements of this Iterator are equal to those of another.

pub fn eq_by<I, F>(self, other: I, eq: F) -> bool where
    F: FnMut(Self::Item, <I as IntoIterator>::Item) -> bool,
    I: IntoIterator, 

🔬 This is a nightly-only experimental API. (iter_order_by)

Determines if the elements of this Iterator are equal to those of another with respect to the specified equality function.

pub fn ne<I>(self, other: I) -> bool where
    I: IntoIterator,
    Self::Item: PartialEq<<I as IntoIterator>::Item>, 

Determines if the elements of this Iterator are unequal to those of another.

pub fn lt<I>(self, other: I) -> bool where
    I: IntoIterator,
    Self::Item: PartialOrd<<I as IntoIterator>::Item>, 

Determines if the elements of this Iterator are lexicographically less than those of another.

pub fn le<I>(self, other: I) -> bool where
    I: IntoIterator,
    Self::Item: PartialOrd<<I as IntoIterator>::Item>, 

Determines if the elements of this Iterator are lexicographically less or equal to those of another.

pub fn gt<I>(self, other: I) -> bool where
    I: IntoIterator,
    Self::Item: PartialOrd<<I as IntoIterator>::Item>, 

Determines if the elements of this Iterator are lexicographically greater than those of another.

pub fn ge<I>(self, other: I) -> bool where
    I: IntoIterator,
    Self::Item: PartialOrd<<I as IntoIterator>::Item>, 

Determines if the elements of this Iterator are lexicographically greater than or equal to those of another.

pub fn is_sorted(self) -> bool where
    Self::Item: PartialOrd<Self::Item>, 

🔬 This is a nightly-only experimental API. (is_sorted)

new API

Checks if the elements of this iterator are sorted.

pub fn is_sorted_by<F>(self, compare: F) -> bool where
    F: FnMut(&Self::Item, &Self::Item) -> Option<Ordering>, 

🔬 This is a nightly-only experimental API. (is_sorted)

new API

Checks if the elements of this iterator are sorted using the given comparator function.

pub fn is_sorted_by_key<F, K>(self, f: F) -> bool where
    F: FnMut(Self::Item) -> K,
    K: PartialOrd<K>, 

🔬 This is a nightly-only experimental API. (is_sorted)

new API

Checks if the elements of this iterator are sorted using the given key extraction function.

impl Mul<&'_ BitBoard> for &BitBoard

type Output = BitBoard

The resulting type after applying the * operator.

fn mul(self, other: &BitBoard) -> BitBoard

Performs the * operation.

impl Mul<&'_ BitBoard> for BitBoard

type Output = BitBoard

The resulting type after applying the * operator.

fn mul(self, other: &BitBoard) -> BitBoard

Performs the * operation.

impl Mul<BitBoard> for BitBoard

type Output = BitBoard

The resulting type after applying the * operator.

fn mul(self, other: BitBoard) -> BitBoard

Performs the * operation.

impl Mul<BitBoard> for &BitBoard

type Output = BitBoard

The resulting type after applying the * operator.

fn mul(self, other: BitBoard) -> BitBoard

Performs the * operation.

impl Mul<u64> for BitBoard

type Output = BitBoard

The resulting type after applying the * operator.

fn mul(self, other: u64) -> BitBoard

Performs the * operation.

impl Mul<u64> for &BitBoard

type Output = BitBoard

The resulting type after applying the * operator.

fn mul(self, other: u64) -> BitBoard

Performs the * operation.

impl Not for BitBoard

type Output = BitBoard

The resulting type after applying the ! operator.

fn not(self) -> BitBoard

Performs the unary ! operation.

impl Not for &BitBoard

type Output = BitBoard

The resulting type after applying the ! operator.

fn not(self) -> BitBoard

Performs the unary ! operation.

impl PartialEq<BitBoard> for BitBoard

fn eq(&self, other: &BitBoard) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &BitBoard) -> bool

This method tests for !=.

impl PartialOrd<BitBoard> for BitBoard

fn partial_cmp(&self, other: &BitBoard) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

#[must_use]pub fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator.

#[must_use]pub fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

#[must_use]pub fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator.

#[must_use]pub fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl Shl<u8> for BitBoard

type Output = BitBoard

The resulting type after applying the << operator.

fn shl(self, rhs: u8) -> BitBoard

Performs the << operation.

impl Shl<u8> for &BitBoard

type Output = BitBoard

The resulting type after applying the << operator.

fn shl(self, rhs: u8) -> BitBoard

Performs the << operation.

impl Shr<u8> for BitBoard

type Output = BitBoard

The resulting type after applying the >> operator.

fn shr(self, rhs: u8) -> BitBoard

Performs the >> operation.

impl Shr<u8> for &BitBoard

type Output = BitBoard

The resulting type after applying the >> operator.

fn shr(self, rhs: u8) -> BitBoard

Performs the >> operation.

impl StructuralEq for BitBoard

impl StructuralPartialEq for BitBoard

impl Sub<&'_ BitBoard> for &BitBoard

type Output = BitBoard

The resulting type after applying the - operator.

fn sub(self, other: &BitBoard) -> BitBoard

Performs the - operation.

impl Sub<&'_ BitBoard> for BitBoard

type Output = BitBoard

The resulting type after applying the - operator.

fn sub(self, other: &BitBoard) -> BitBoard

Performs the - operation.

impl Sub<BitBoard> for BitBoard

type Output = BitBoard

The resulting type after applying the - operator.

fn sub(self, other: BitBoard) -> BitBoard

Performs the - operation.

impl Sub<BitBoard> for &BitBoard

type Output = BitBoard

The resulting type after applying the - operator.

fn sub(self, other: BitBoard) -> BitBoard

Performs the - operation.