Fri, 04 Apr 2014 17:36:42 +0200
NEED TESTING: implemented check and checkmate - TODO: avoid checkmate by moving another piece in between
/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 2014 Mike Becker. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * */ #include "rules.h" #include "rook.h" #include "bishop.h" #include "queen.h" _Bool queen_chkrules(Move* move) { return bishop_chkrules(move) || rook_chkrules(move); } _Bool queen_isblocked(GameState *gamestate, Move *move) { if (rook_chkrules(move)) { return rook_isblocked(gamestate, move); } else { return bishop_isblocked(gamestate, move); } } int queen_getlocation(GameState *gamestate, Move *move) { Move moveasrook = *move; int rookaspect = rook_getlocation(gamestate, &moveasrook); Move moveasbishop = *move; int bishopaspect = bishop_getlocation(gamestate, &moveasbishop); if (rookaspect == VALID_MOVE_SYNTAX && bishopaspect == VALID_MOVE_SYNTAX) { return AMBIGUOUS_MOVE; } if (rookaspect == VALID_MOVE_SYNTAX) { *move = moveasrook; return VALID_MOVE_SYNTAX; } if (bishopaspect == VALID_MOVE_SYNTAX) { *move = moveasbishop; return VALID_MOVE_SYNTAX; } return INVALID_POSITION; }