{"header":{"message":"Implement castlingMoves() and genMoves() for other pieces","description":null,"timestamp":"2023-01-07T12:15:24.248649804Z","authors":[{}]},"hash":"EHBLDMND5ASGZTTLDLEA5RGQIAZTXZN4HBPGD5PB6FDGZGTJ33SQC","authors":[{"login":"voroskoi","key":"Guf8VYJNUiWAqxwLxDSKxmvvtY65ht2zK2q4h6VhxrcZ"}],"deps":{"hashes":[["EHBLDMND5ASGZTTLDLEA5RGQIAZTXZN4HBPGD5PB6FDGZGTJ33SQC","Implement castlingMoves() and genMoves() for other pieces"],["AA",null],["7SQSGQOZRCHN3GGWPNFI36K2R7YZMOPXZP3FP4PYDDOZML5YIYOQC","use pawnMove() as a separate function, bugfixes"],["XCZABYMDLHLHXNTHZFCXPNP6VOCNYUROAQACE5SWBL5FJK2EB7WQC","Initial generateMoves()"],["7T5U3ARTEEAORKCSJY763X5TJRGHCEQK3OW323YO5CZIM77EH77AC","Add Game struct with initial bitboards setup"],["QYOCQUIWNSZNLCPDJCKERKC6BXBUNTE6AJCFYL4WDRU32LFX37XQC","Implement FEN parser"],["3MEBL2ZUY2LI5LW6MK6B32F62TSVF46QVNIDB3Y4OWLAN4NT7KTAC","Add side, enpassant and castling info to Game"],["O6734I3LMVTKXE5Y7FR3EDGSVIJQHFATUPJJCMRYXD7KLAN6E4UQC","Add isSquareAttacked method to Game"],["BL3ZR4OWJM54HFXUNMUZKB5YQYVBT7ETFIXCOXWL6S5SZFM6IFDQC","Refactoring, simplifying attack table generation"]],"deps":["7SQSGQOZRCHN3GGWPNFI36K2R7YZMOPXZP3FP4PYDDOZML5YIYOQC"],"known":["7T5U3ARTEEAORKCSJY763X5TJRGHCEQK3OW323YO5CZIM77EH77AC","3MEBL2ZUY2LI5LW6MK6B32F62TSVF46QVNIDB3Y4OWLAN4NT7KTAC","QYOCQUIWNSZNLCPDJCKERKC6BXBUNTE6AJCFYL4WDRU32LFX37XQC","O6734I3LMVTKXE5Y7FR3EDGSVIJQHFATUPJJCMRYXD7KLAN6E4UQC","XCZABYMDLHLHXNTHZFCXPNP6VOCNYUROAQACE5SWBL5FJK2EB7WQC"]},"hunks":[{"Edit":{"inode":{"change":9,"pos":7502},"path":"src/Chess.zig","line":148,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":439}],"down_context":[{"change":3,"pos":0}],"flag":"BLOCK","start":0,"end":46,"inode":{"change":9,"pos":7502}}},"contents":[{"Add":" // TODO: try with separate both occupancy"}]}},{"Edit":{"inode":{"change":9,"pos":7502},"path":"src/Chess.zig","line":152,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":121}],"down_context":[{"change":3,"pos":440}],"flag":"BLOCK","start":47,"end":75,"inode":{"change":9,"pos":7502}}},"contents":[{"Add":" enemy: Colors = .black,"}]}},{"Replacement":{"inode":{"change":9,"pos":7502},"path":"src/Chess.zig","line":154,"ins":{"up_context":[{"change":3,"pos":471}],"down_context":[{"change":3,"pos":1435}],"flag":"BLOCK","start":76,"end":165,"inode":{"change":9,"pos":7502}},"del":{"edges":[{"previous":"","flag":"DELETED","from":{"change":3,"pos":471},"to":{"change":3,"start":161,"end":246},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":3,"pos":161},"to":{"change":3,"start":161,"end":246},"introduced_by":3}],"inode":{"change":9,"pos":7502}},"ins_contents":[{"Add":" castling: Castling = Castling{ .WK = false, .WQ = false, .BK = false, .BQ = false },"}],"del_contents":[{"Del":" castling: Castling = Castling{ .WK = true, .WQ = true, .BK = true, .BQ = true },\n"}]}},{"Replacement":{"inode":{"change":9,"pos":7502},"path":"src/Chess.zig","line":258,"ins":{"up_context":[{"change":3,"pos":3191}],"down_context":[{"change":3,"pos":3269}],"flag":"BLOCK","start":166,"end":384,"inode":{"change":9,"pos":7502}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":3,"pos":3191},"to":{"change":3,"start":3191,"end":3269},"introduced_by":3}],"inode":{"change":9,"pos":7502}},"ins_contents":[{"Add":" 'w' => {"},{"Add":" self.side = .white;"},{"Add":" self.enemy = .black;"},{"Add":" },"},{"Add":" 'b' => {"},{"Add":" self.side = .black;"},{"Add":" self.enemy = .white;"},{"Add":" },"}],"del_contents":[{"Del":" 'w' => self.side = .white,\n 'b' => self.side = .black,\n"}]}},{"Replacement":{"inode":{"change":9,"pos":7502},"path":"src/Chess.zig","line":371,"ins":{"up_context":[{"change":2,"pos":1736}],"down_context":[{"change":2,"pos":1764}],"flag":"BLOCK","start":385,"end":743,"inode":{"change":9,"pos":7502}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":1736},"to":{"change":2,"start":1736,"end":1764},"introduced_by":2}],"inode":{"change":9,"pos":7502}},"ins_contents":[{"Add":" .K, .k => {"},{"Add":" self.castlingMoves();"},{"Add":" self.genMoves(board, piece);"},{"Add":" },"},{"Add":" .N, .n => self.genMoves(board, piece),"},{"Add":" .B, .b => self.genMoves(board, piece),"},{"Add":" .R, .r => self.genMoves(board, piece),"},{"Add":" .Q, .q => self.genMoves(board, piece),"}],"del_contents":[{"Del":" else => {},\n"}]}},{"Edit":{"inode":{"change":9,"pos":7502},"path":"src/Chess.zig","line":381,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":1788},"to":{"change":2,"start":1788,"end":1833},"introduced_by":2}],"inode":{"change":9,"pos":7502}}},"contents":[{"Del":"\n // generate move for rest of pieces\n"}]}},{"Edit":{"inode":{"change":9,"pos":7502},"path":"src/Chess.zig","line":386,"atom":{"NewVertex":{"up_context":[{"change":2,"pos":2002}],"down_context":[{"change":2,"pos":2002}],"flag":"BLOCK","start":744,"end":788,"inode":{"change":9,"pos":7502}}},"contents":[{"Add":" var attacks: BoardType = undefined;"}]}},{"Replacement":{"inode":{"change":9,"pos":7502},"path":"src/Chess.zig","line":446,"ins":{"up_context":[{"change":2,"pos":4805}],"down_context":[{"change":2,"pos":4973}],"flag":"BLOCK","start":789,"end":811,"inode":{"change":9,"pos":7502}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":4805},"to":{"change":2,"start":4805,"end":4947},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":4947},"to":{"change":2,"start":4947,"end":4973},"introduced_by":2}],"inode":{"change":9,"pos":7502}},"ins_contents":[{"Add":" attacks ="}],"del_contents":[{"Del":" const other = switch (self.side) {\n .white => Colors.black,\n .black => Colors.white,\n };\n"},{"Del":" var attacks =\n"}]}},{"Replacement":{"inode":{"change":9,"pos":7502},"path":"src/Chess.zig","line":448,"ins":{"up_context":[{"change":2,"pos":5055}],"down_context":[{"change":2,"pos":5108}],"flag":"BLOCK","start":812,"end":870,"inode":{"change":9,"pos":7502}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":5055},"to":{"change":2,"start":5055,"end":5108},"introduced_by":2}],"inode":{"change":9,"pos":7502}},"ins_contents":[{"Add":" self.occupancies[@enumToInt(self.enemy)];"}],"del_contents":[{"Del":" self.occupancies[@enumToInt(other)];\n"}]}},{"Edit":{"inode":{"change":9,"pos":7502},"path":"src/Chess.zig","line":489,"atom":{"NewVertex":{"up_context":[{"change":2,"pos":6731}],"down_context":[{"change":2,"pos":6731}],"flag":"BLOCK","start":871,"end":4843,"inode":{"change":9,"pos":7502}}},"contents":[{"Add":""},{"Add":" fn castlingMoves(self: @This()) void {"},{"Add":" const king_side = switch (self.side) {"},{"Add":" .white => [_]Square{ .f1, .g1 },"},{"Add":" .black => [_]Square{ .f8, .g8 },"},{"Add":" };"},{"Add":" const queen_side = switch (self.side) {"},{"Add":" .white => [_]Square{ .d1, .c1, .b1 },"},{"Add":" .black => [_]Square{ .d8, .c8, .b8 },"},{"Add":" };"},{"Add":" const attacked_king = switch (self.side) {"},{"Add":" .white => [_]Square{ .e1, .f1 },"},{"Add":" .black => [_]Square{ .e8, .f8 },"},{"Add":" };"},{"Add":" const attacked_queen = switch (self.side) {"},{"Add":" .white => [_]Square{ .e1, .d1 },"},{"Add":" .black => [_]Square{ .e8, .d8 },"},{"Add":" };"},{"Add":""},{"Add":" // king-side castling"},{"Add":" if ((self.side == .white and self.castling.WK) or"},{"Add":" (self.side == .black and self.castling.BK))"},{"Add":" {"},{"Add":" // make sure king side is emptry"},{"Add":" for (king_side) |square| {"},{"Add":" if (self.occupBoth() & @as(BoardType, 1) << square.int() != 0) return;"},{"Add":" }"},{"Add":" // check that castling squares are not attacked"},{"Add":" for (attacked_king) |square| {"},{"Add":" if (self.isSquareAttacked(square, self.enemy)) return;"},{"Add":" }"},{"Add":""},{"Add":" std.debug.print(\"king side castling\\n\", .{});"},{"Add":" }"},{"Add":""},{"Add":" // queen-side castling"},{"Add":" if ((self.side == .white and self.castling.WQ) or"},{"Add":" (self.side == .black and self.castling.BQ))"},{"Add":" {"},{"Add":" // make sure queen side is emptry"},{"Add":" for (queen_side) |square| {"},{"Add":" if (self.occupBoth() & @as(BoardType, 1) << square.int() != 0) return;"},{"Add":" }"},{"Add":" // check that castling squares are not attacked"},{"Add":" for (attacked_queen) |square| {"},{"Add":" if (self.isSquareAttacked(square, self.enemy)) return;"},{"Add":" }"},{"Add":""},{"Add":" std.debug.print(\"queen side castling\\n\", .{});"},{"Add":" }"},{"Add":" }"},{"Add":""},{"Add":" fn genMoves(self: @This(), board_in: BoardType, piece: PE) void {"},{"Add":" var source_square: SquareType = undefined;"},{"Add":" var target_square: SquareType = undefined;"},{"Add":" var attacks: BoardType = undefined;"},{"Add":""},{"Add":" var board = board_in;"},{"Add":" while (board != 0) {"},{"Add":" source_square = @intCast(SquareType, @ctz(board));"},{"Add":""},{"Add":" const attack_mask = switch (piece) {"},{"Add":" .N, .n => self.attacks.knight_attacks[source_square],"},{"Add":" .K, .k => self.attacks.king_attacks[source_square],"},{"Add":" .B, .b => self.attacks.getBishopAttacks("},{"Add":" @intToEnum(Square, source_square),"},{"Add":" self.occupBoth(),"},{"Add":" ),"},{"Add":" .R, .r => self.attacks.getRookAttacks("},{"Add":" @intToEnum(Square, source_square),"},{"Add":" self.occupBoth(),"},{"Add":" ),"},{"Add":" .Q, .q => self.attacks.getQueenAttacks("},{"Add":" @intToEnum(Square, source_square),"},{"Add":" self.occupBoth(),"},{"Add":" ),"},{"Add":" .P, .p => unreachable,"},{"Add":" };"},{"Add":""},{"Add":" attacks = attack_mask &"},{"Add":" ~self.occupancies[@enumToInt(self.side)];"},{"Add":""},{"Add":" while (attacks != 0) {"},{"Add":" target_square = @intCast(SquareType, @ctz(attacks));"},{"Add":""},{"Add":" if (self.occupancies[@enumToInt(self.enemy)] &"},{"Add":" @as(BoardType, 1) << target_square != 0)"},{"Add":" {"},{"Add":" std.debug.print(\"{any} capture: {any}->{any}\\n\", .{"},{"Add":" piece,"},{"Add":" @intToEnum(Square, source_square),"},{"Add":" @intToEnum(Square, target_square),"},{"Add":" });"},{"Add":" } else {"},{"Add":" std.debug.print(\"{any} move: {any}->{any}\\n\", .{"},{"Add":" piece,"},{"Add":" @intToEnum(Square, source_square),"},{"Add":" @intToEnum(Square, target_square),"},{"Add":" });"},{"Add":" }"},{"Add":""},{"Add":" attacks ^= @as(BoardType, 1) << target_square;"},{"Add":" }"},{"Add":""},{"Add":" board ^= @as(BoardType, 1) << source_square;"},{"Add":" }"},{"Add":" }"}]}},{"Replacement":{"inode":{"change":9,"pos":7502},"path":"src/Chess.zig","line":612,"ins":{"up_context":[{"change":3,"pos":3204}],"down_context":[{"change":3,"pos":3299}],"flag":"BLOCK","start":4844,"end":4940,"inode":{"change":9,"pos":7502}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":3,"pos":3204},"to":{"change":2,"start":6735,"end":6832},"introduced_by":2}],"inode":{"change":9,"pos":7502}},"ins_contents":[{"Add":" try game.parseFEN(\"r3k2r/p11pqpbp/bn2pnp1/2pPN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R b Kkq c6 0 1\");"}],"del_contents":[{"Del":" try game.parseFEN(\"r3k2r/p11pqpbp/bn2pnp1/2pPN3/1p2P3/2N2Q1p/PPPBBPpP/R3K2R b KQkq c6 0 1\");\n"}]}}],"owner":"voroskoi","repo":"pistike","token":"OBC1GHaZgrp3OFw/z8efjljngDlXmLU/XWufGW34xdg=","login":null}

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