{"header":{"message":"Add fileBits() and rankBits() methods to Square","description":null,"timestamp":"2022-12-19T22:41:41.307247926Z","authors":[{}]},"hash":"RFXUGGUPAFJ7V6BTQZM4SQEAOFLDVWYI5ZIIK6K5EKFDXPPD2ZYQC","authors":[{"login":"voroskoi","key":"Guf8VYJNUiWAqxwLxDSKxmvvtY65ht2zK2q4h6VhxrcZ"}],"deps":{"hashes":[["RFXUGGUPAFJ7V6BTQZM4SQEAOFLDVWYI5ZIIK6K5EKFDXPPD2ZYQC","Add fileBits() and rankBits() methods to Square"],["AA",null],["XCEYZZXOYMROQEI3QCO4N7JM2XPEOLSHE4ZNRWXGN3VFIO2XCBDQC","Add pawn attack tables"],["A46B5KNQFPTZEIL2JZKD2CQELGU3COE6FGTV2ABS5U7DVTVDGEBQC","Add BitBoard, Square enum and helper methods"]],"deps":["XCEYZZXOYMROQEI3QCO4N7JM2XPEOLSHE4ZNRWXGN3VFIO2XCBDQC"],"known":["A46B5KNQFPTZEIL2JZKD2CQELGU3COE6FGTV2ABS5U7DVTVDGEBQC"]},"hunks":[{"Edit":{"inode":{"change":3,"pos":50},"path":"src/main.zig","line":27,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":613}],"down_context":[{"change":3,"pos":613}],"flag":"BLOCK","start":0,"end":328,"inode":{"change":3,"pos":50}}},"contents":[{"Add":" }"},{"Add":""},{"Add":" fn fileBits(file: u8) BoardType {"},{"Add":" const offset = file - 'a';"},{"Add":" std.debug.assert(offset < SIZE);"},{"Add":""},{"Add":" var ret: BoardType = 0;"},{"Add":""},{"Add":" var idx: u6 = 0;"},{"Add":" while (idx < SIZE) : (idx += 1) {"},{"Add":" ret += @as(BoardType, 1) << idx * SIZE + @intCast(u3, offset);"},{"Add":" }"},{"Add":""},{"Add":" return ret;"}]}},{"Edit":{"inode":{"change":3,"pos":50},"path":"src/main.zig","line":42,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":619}],"down_context":[{"change":3,"pos":619}],"flag":"BLOCK","start":329,"end":626,"inode":{"change":3,"pos":50}}},"contents":[{"Add":""},{"Add":" fn rankBits(rank: u6) BoardType {"},{"Add":" var ret: BoardType = 0;"},{"Add":" std.debug.assert(rank > 0 and rank <= SIZE);"},{"Add":""},{"Add":" var idx: u6 = 0;"},{"Add":" while (idx < SIZE) : (idx += 1) {"},{"Add":" ret += @as(BoardType, 1) << idx + (SIZE - rank) * SIZE;"},{"Add":" }"},{"Add":""},{"Add":" return ret;"},{"Add":" }"}]}},{"Replacement":{"inode":{"change":3,"pos":50},"path":"src/main.zig","line":165,"ins":{"up_context":[{"change":2,"pos":226}],"down_context":[{"change":2,"pos":327}],"flag":"BLOCK","start":627,"end":729,"inode":{"change":3,"pos":50}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":226},"to":{"change":2,"start":226,"end":327},"introduced_by":2}],"inode":{"change":3,"pos":50}},"ins_contents":[{"Add":"fn genPawnAttacks() [@typeInfo(Colors).Enum.fields.len][@typeInfo(Square).Enum.fields.len]BoardType {"}],"del_contents":[{"Del":"fn genPawnAttack() [@typeInfo(Colors).Enum.fields.len][@typeInfo(Square).Enum.fields.len]BoardType {\n"}]}},{"Edit":{"inode":{"change":3,"pos":50},"path":"src/main.zig","line":167,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":405},"to":{"change":2,"start":405,"end":602},"introduced_by":2}],"inode":{"change":3,"pos":50}}},"contents":[{"Del":"\n const a_file = blk: {\n var bb: BitBoard = .{};\n var a_set = [_]Square{ .a8, .a7, .a6, .a5, .a4, .a3, .a2, .a1 };\n bb.setSlice(&a_set);\n break :blk bb.board;\n };\n"}]}},{"Edit":{"inode":{"change":3,"pos":50},"path":"src/main.zig","line":168,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":603},"to":{"change":2,"start":603,"end":800},"introduced_by":2}],"inode":{"change":3,"pos":50}}},"contents":[{"Del":" const h_file = blk: {\n var bb: BitBoard = .{};\n var h_set = [_]Square{ .h8, .h7, .h6, .h5, .h4, .h3, .h2, .h1 };\n bb.setSlice(&h_set);\n break :blk bb.board;\n };\n\n"}]}},{"Replacement":{"inode":{"change":3,"pos":50},"path":"src/main.zig","line":176,"ins":{"up_context":[{"change":2,"pos":1076}],"down_context":[{"change":2,"pos":1209}],"flag":"BLOCK","start":730,"end":877,"inode":{"change":3,"pos":50}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":1076},"to":{"change":2,"start":1076,"end":1209},"introduced_by":2}],"inode":{"change":3,"pos":50}},"ins_contents":[{"Add":" if (bb.board & Square.fileBits('a') == 0)"},{"Add":" ret[@enumToInt(color)][@enumToInt(square)] |= bb.board >> 9;"}],"del_contents":[{"Del":" if (bb.board & a_file == 0)\n ret[@enumToInt(color)][@enumToInt(square)] += bb.board >> 9;\n"}]}},{"Replacement":{"inode":{"change":3,"pos":50},"path":"src/main.zig","line":179,"ins":{"up_context":[{"change":2,"pos":1252}],"down_context":[{"change":2,"pos":1385}],"flag":"BLOCK","start":878,"end":1025,"inode":{"change":3,"pos":50}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":1252},"to":{"change":2,"start":1252,"end":1385},"introduced_by":2}],"inode":{"change":3,"pos":50}},"ins_contents":[{"Add":" if (bb.board & Square.fileBits('h') == 0)"},{"Add":" ret[@enumToInt(color)][@enumToInt(square)] |= bb.board >> 7;"}],"del_contents":[{"Del":" if (bb.board & h_file == 0)\n ret[@enumToInt(color)][@enumToInt(square)] += bb.board >> 7;\n"}]}},{"Replacement":{"inode":{"change":3,"pos":50},"path":"src/main.zig","line":184,"ins":{"up_context":[{"change":2,"pos":1475}],"down_context":[{"change":2,"pos":1608}],"flag":"BLOCK","start":1026,"end":1173,"inode":{"change":3,"pos":50}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":1475},"to":{"change":2,"start":1475,"end":1608},"introduced_by":2}],"inode":{"change":3,"pos":50}},"ins_contents":[{"Add":" if (bb.board & Square.fileBits('h') == 0)"},{"Add":" ret[@enumToInt(color)][@enumToInt(square)] |= bb.board << 9;"}],"del_contents":[{"Del":" if (bb.board & h_file == 0)\n ret[@enumToInt(color)][@enumToInt(square)] += bb.board << 9;\n"}]}},{"Replacement":{"inode":{"change":3,"pos":50},"path":"src/main.zig","line":187,"ins":{"up_context":[{"change":2,"pos":1650}],"down_context":[{"change":2,"pos":1783}],"flag":"BLOCK","start":1174,"end":1321,"inode":{"change":3,"pos":50}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":1650},"to":{"change":2,"start":1650,"end":1783},"introduced_by":2}],"inode":{"change":3,"pos":50}},"ins_contents":[{"Add":" if (bb.board & Square.fileBits('a') == 0)"},{"Add":" ret[@enumToInt(color)][@enumToInt(square)] |= bb.board << 7;"}],"del_contents":[{"Del":" if (bb.board & a_file == 0)\n ret[@enumToInt(color)][@enumToInt(square)] += bb.board << 7;\n"}]}},{"Replacement":{"inode":{"change":3,"pos":50},"path":"src/main.zig","line":197,"ins":{"up_context":[{"change":2,"pos":1852}],"down_context":[{"change":2,"pos":1904}],"flag":"BLOCK","start":1322,"end":1376,"inode":{"change":3,"pos":50}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":1852},"to":{"change":2,"start":1852,"end":1904},"introduced_by":2}],"inode":{"change":3,"pos":50}},"ins_contents":[{"Add":"test \"PawnAttacks\" {"},{"Add":" const pa = genPawnAttacks();"}],"del_contents":[{"Del":"test \"PawnAttack\" {\n const pa = genPawnAttack();\n"}]}}],"owner":"voroskoi","repo":"pistike","token":"94ijQVXhJxBogO/6Rdp/Qed/U3NRhbuH3Ots/I71Y6g=","login":null}

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