chore: switch to the undecorated game_details for all backends

games/src/ataxx/mod.rs

@@ -1,23 +1,144 @@
 // Make the contents of the non-namespaced
 // modules public, so they can be accessed
 // without their parent namespace.
-pub use self::bitboard::*;
 pub use self::position::*;
 pub use self::r#move::*;
 
 // Non-namespaced modules.
-mod bitboard;
 mod r#move;
 mod position;
 
 #[cfg(test)]
 mod tests;
 
 crate::interface::game_details!(
-    @bitboard_less
     Files: A, B, C, D, E, F, G;
     Ranks: 1 First, 2 Second, 3 Third, 4 Fourth, 5 Fifth, 6 Sixth, 7 Seventh;
     Pieces: Piece "x"; Block "-";
     Colors: Black "x" ("x"),
             White "o" ("o");
 );
+
+use crate::interface::{BitBoardType, RepresentableType};
+
+impl BitBoard {
+    /// singles returns the targets of all singular moves from all the source
+    /// squares given in the provided BitBoard.
+    pub fn singles(bb: BitBoard) -> BitBoard {
+        let bar = bb | bb.east() | bb.west();
+        bar | bar.north() | bar.south()
+    }
+
+    /// single returns the targets of a singular Move from the given Square.
+    pub const fn single(square: Square) -> BitBoard {
+        SINGLES[square as usize]
+    }
+
+    /// double returns the targets of a jump Move from the given Square.
+    pub const fn double(square: Square) -> BitBoard {
+        DOUBLES[square as usize]
+    }
+}
+
+const SINGLES: [BitBoard; Square::N] = [
+    BitBoard(0x0000000000182),
+    BitBoard(0x0000000000385),
+    BitBoard(0x000000000070a),
+    BitBoard(0x0000000000e14),
+    BitBoard(0x0000000001c28),
+    BitBoard(0x0000000003850),
+    BitBoard(0x0000000003020),
+    BitBoard(0x000000000c103),
+    BitBoard(0x000000001c287),
+    BitBoard(0x000000003850e),
+    BitBoard(0x0000000070a1c),
+    BitBoard(0x00000000e1438),
+    BitBoard(0x00000001c2870),
+    BitBoard(0x0000000181060),
+    BitBoard(0x0000000608180),
+    BitBoard(0x0000000e14380),
+    BitBoard(0x0000001c28700),
+    BitBoard(0x0000003850e00),
+    BitBoard(0x00000070a1c00),
+    BitBoard(0x000000e143800),
+    BitBoard(0x000000c083000),
+    BitBoard(0x000003040c000),
+    BitBoard(0x0000070a1c000),
+    BitBoard(0x00000e1438000),
+    BitBoard(0x00001c2870000),
+    BitBoard(0x00003850e0000),
+    BitBoard(0x000070a1c0000),
+    BitBoard(0x0000604180000),
+    BitBoard(0x0001820600000),
+    BitBoard(0x0003850e00000),
+    BitBoard(0x00070a1c00000),
+    BitBoard(0x000e143800000),
+    BitBoard(0x001c287000000),
+    BitBoard(0x003850e000000),
+    BitBoard(0x003020c000000),
+    BitBoard(0x00c1030000000),
+    BitBoard(0x01c2870000000),
+    BitBoard(0x03850e0000000),
+    BitBoard(0x070a1c0000000),
+    BitBoard(0x0e14380000000),
+    BitBoard(0x1c28700000000),
+    BitBoard(0x1810600000000),
+    BitBoard(0x0081800000000),
+    BitBoard(0x0143800000000),
+    BitBoard(0x0287000000000),
+    BitBoard(0x050e000000000),
+    BitBoard(0x0a1c000000000),
+    BitBoard(0x1438000000000),
+    BitBoard(0x0830000000000),
+];
+const DOUBLES: [BitBoard; Square::N] = [
+    BitBoard(0x000000001c204),
+    BitBoard(0x000000003c408),
+    BitBoard(0x000000007c891),
+    BitBoard(0x00000000f9122),
+    BitBoard(0x00000001f2244),
+    BitBoard(0x00000001e0408),
+    BitBoard(0x00000001c0810),
+    BitBoard(0x0000000e10204),
+    BitBoard(0x0000001e20408),
+    BitBoard(0x0000003e44891),
+    BitBoard(0x0000007c89122),
+    BitBoard(0x000000f912244),
+    BitBoard(0x000000f020408),
+    BitBoard(0x000000e040810),
+    BitBoard(0x0000070810207),
+    BitBoard(0x00000f102040f),
+    BitBoard(0x00001f224489f),
+    BitBoard(0x00003e448913e),
+    BitBoard(0x00007c891227c),
+    BitBoard(0x0000781020478),
+    BitBoard(0x0000702040870),
+    BitBoard(0x0003840810380),
+    BitBoard(0x0007881020780),
+    BitBoard(0x000f912244f80),
+    BitBoard(0x001f224489f00),
+    BitBoard(0x003e448913e00),
+    BitBoard(0x003c081023c00),
+    BitBoard(0x0038102043800),
+    BitBoard(0x01c204081c000),
+    BitBoard(0x03c408103c000),
+    BitBoard(0x07c891227c000),
+    BitBoard(0x0f912244f8000),
+    BitBoard(0x1f224489f0000),
+    BitBoard(0x1e040811e0000),
+    BitBoard(0x1c081021c0000),
+    BitBoard(0x0102040e00000),
+    BitBoard(0x0204081e00000),
+    BitBoard(0x0448913e00000),
+    BitBoard(0x0891227c00000),
+    BitBoard(0x112244f800000),
+    BitBoard(0x020408f000000),
+    BitBoard(0x040810e000000),
+    BitBoard(0x0102070000000),
+    BitBoard(0x02040f0000000),
+    BitBoard(0x04489f0000000),
+    BitBoard(0x08913e0000000),
+    BitBoard(0x11227c0000000),
+    BitBoard(0x0204780000000),
+    BitBoard(0x0408700000000),
+];