diff options
Diffstat (limited to 'model/src/moves.rs')
| -rw-r--r-- | model/src/moves.rs | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/model/src/moves.rs b/model/src/moves.rs index 7581b6b..12a26db 100644 --- a/model/src/moves.rs +++ b/model/src/moves.rs @@ -1,6 +1,6 @@ use crate::CheckersBitBoard; -#[derive(Copy, Clone, Debug, Eq, PartialEq)] +#[derive(Copy, Clone, Debug, Eq, PartialEq, Hash)] pub enum MoveDirection { ForwardLeft = 0, ForwardRight = 1, @@ -9,7 +9,7 @@ pub enum MoveDirection { } /// A checkers move -#[derive(Copy, Clone, Debug)] +#[derive(Copy, Clone, Debug, Eq, PartialEq, Hash)] pub struct Move { /// The position of the piece to move start: u32, @@ -46,16 +46,16 @@ impl Move { pub const fn end_position(self) -> usize { let dest = match self.jump { false => match self.direction { - MoveDirection::ForwardLeft => self.start + 7, - MoveDirection::ForwardRight => self.start + 1, - MoveDirection::BackwardLeft => self.start - 1, - MoveDirection::BackwardRight => self.start - 7, + MoveDirection::ForwardLeft => (self.start + 7) % 32, + MoveDirection::ForwardRight => (self.start + 1) % 32, + MoveDirection::BackwardLeft => self.start.wrapping_sub(1) % 32, + MoveDirection::BackwardRight => self.start.wrapping_sub(7) % 32, }, true => match self.direction { - MoveDirection::ForwardLeft => self.start + 14, - MoveDirection::ForwardRight => self.start + 2, - MoveDirection::BackwardLeft => self.start - 2, - MoveDirection::BackwardRight => self.start - 14, + MoveDirection::ForwardLeft => (self.start + 14) % 32, + MoveDirection::ForwardRight => (self.start + 2) % 32, + MoveDirection::BackwardLeft => self.start.wrapping_sub(2) % 32, + MoveDirection::BackwardRight => self.start.wrapping_sub(14) % 32, }, }; dest as usize |