Struct Node

pub struct Node<M> {
    pub last_move: Option<M>,
    pub children: Option<IdxRange>,
    pub visits: i64,
    pub kind: SNodeKind,
}

Represents a node in the MCTS search tree.

The outcome or wdl in this node are always from the POV of the player that just played self.last_move.

Fields

last_move: Option<M>

children: Option<IdxRange>

visits: i64

kind: SNodeKind

Implementations

impl<M> Node<M>

pub fn is_unvisited(&self) -> bool

pub fn solution(&self) -> Option<OutcomeWDL>

Return the solution (if any) from the POV of the player that just played self.last_move.

pub fn mark_solved(&mut self, outcome: OutcomeWDL)

pub fn increment(&mut self, outcome: OutcomeWDL)

pub fn wdl(&self) -> WDL<f32>

The value of this node from the POV of the player that just played self.last_move.

Trait Implementations

impl<M: Debug> Debug for Node<M>

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

Formats the value using the given formatter.