63 lines
1.6 KiB
C++
63 lines
1.6 KiB
C++
/*
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* File: Piece.cpp
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* Author: amr
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*
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* Created on July 30, 2025, 9:21 PM
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*/
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#include "Piece.hpp"
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Piece::~Piece() {
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return;
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}
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// because the Piece class is instantiated in another class using
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// unique_ptr, non-pure virtual functions apparently *must*
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// have definitions, or the linker freaks out
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// so this is just a stub that does nothing. it doesn't matter
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// because only the derived class versions should be called.
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std::vector<Move> Piece::getLegalMoves(const Square &from, const Board &board) const {
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std::vector<Move> moveList;
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return moveList;
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}
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std::vector<Move> King::getLegalMoves(const Square &from, const Board &board) const {
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std::vector<Move> moveList;
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}
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std::vector<Move> Rook::getLegalMoves(const Square &from, const Board &board) const {
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std::vector<Move> moveList;
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const int directions[8][2] = {
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{-1, 0}, // Up
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{1, 0}, // Down
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{0, -1}, // Left
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{0, 1} // Right
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};
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for (auto& dir : directions) {
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int r = from.rank + dir[0];
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int f = from.file + dir[1];
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while (r >= 0 && r < 8 && f >= 0 && f < 8) {
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const auto& target = board[r][f];
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if (!target) {
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moves.push_back({from,
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{r, f}});
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} else if (target->color != this->color) {
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moves.push_back({from,
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{r, f}});
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break;
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} else {
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break;
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}
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r += dir[0];
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f += dir[1];
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}
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}
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// calculate legal moves somehow
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return moveList;
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}
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