cpl_cpp-project/BitBoard.cpp

#include <iostream>
#include "BitBoard.h"

//BitBoard::BitBoard() {
//    mBoard = 0;
//}

BitBoard::BitBoard(uint64_t v) {
    mBoard = v;
}

BitBoard::operator bool() const {
    return mBoard != 0;
}

BitBoard::operator unsigned long long() const {
    return mBoard;
}

bool BitBoard::operator==(const BitBoard &rhs) const {
    return mBoard == rhs.mBoard;
}

bool BitBoard::operator!=(const BitBoard &rhs) const {
    return !(rhs == *this);
}

bool BitBoard::operator<(const BitBoard &rhs) const {
    return mBoard < rhs.mBoard;
}

bool BitBoard::operator>(const BitBoard &rhs) const {
    return rhs < *this;
}

bool BitBoard::operator<=(const BitBoard &rhs) const {
    return !(rhs < *this);
}

bool BitBoard::operator>=(const BitBoard &rhs) const {
    return !(*this < rhs);
}

BitBoard &BitBoard::operator&=(const BitBoard &rhs) {
    mBoard &= rhs.mBoard;
    return *this;
}

BitBoard &BitBoard::operator|=(const BitBoard &rhs) {
    mBoard |= rhs.mBoard;
    return *this;
}

BitBoard &BitBoard::operator^=(const BitBoard &rhs) {
    mBoard ^= rhs.mBoard;
    return *this;
}

BitBoard &BitBoard::operator<<=(const BitBoard &rhs) {
    mBoard <<= rhs.mBoard;
    return *this;
}

BitBoard &BitBoard::operator>>=(const BitBoard &rhs) {
    mBoard >>= rhs.mBoard;
    return *this;
}

BitBoard BitBoard::operator~() {
    BitBoard result(*this);
    result.mBoard = ~mBoard;
    return result;
}

BitBoard &BitBoard::operator+=(const BitBoard &rhs) {
    mBoard += rhs.mBoard;
    return *this;
}

BitBoard &BitBoard::operator-=(const BitBoard &rhs) {
    mBoard -= rhs.mBoard;
    return *this;
}

BitBoard &BitBoard::operator*=(const BitBoard &rhs) {
    mBoard *= rhs.mBoard;
    return *this;
}

BitBoard &BitBoard::operator/=(const BitBoard &rhs) {
    mBoard /= rhs.mBoard;
    return *this;
}

BitBoard &BitBoard::operator%=(const BitBoard &rhs) {
    mBoard %= rhs.mBoard;
    return *this;
}

std::ostream &operator<<(std::ostream &os, const BitBoard &board) {
    // For debugging only, performance isn't important
    for (int i = 7; i >= 0; i--) {
        int rank = i * 8;
        for (int j = 0; j < 8; j++) {
            // Get the piece for this index. Assume it exists.
            // Print piece, otherwise '.';
            if (board.mBoard & (1ULL << (rank + j))) {
                os << 1;
            } else {
                os << '.';
            }

            os << ' ';
        }
        os << '\n';
    }

    return os;
}
bool BitBoard::operator!() const {
    return !mBoard;
}

bool BitBoard::operator&&(const BitBoard &rhs) const {
    return mBoard && rhs.mBoard;
}

bool BitBoard::operator||(const BitBoard &rhs) const {
    return mBoard || rhs.mBoard;
}
BitBoard::operator void *() const {
    return (void *) mBoard;
}

BitBoard operator&(const BitBoard &lhs, const BitBoard &rhs) {
    BitBoard result(lhs);
    result &= rhs;
    return result;
}

BitBoard operator|(const BitBoard &lhs, const BitBoard &rhs) {
    BitBoard result(lhs);
    result |= rhs;
    return result;
}

BitBoard operator^(const BitBoard &lhs, const BitBoard &rhs) {
    BitBoard result(lhs);
    result ^= rhs;
    return result;
}
BitBoard operator<<(const BitBoard &lhs, const BitBoard &rhs) {
    BitBoard result(lhs);
    result <<= rhs;
    return result;
}

BitBoard operator>>(const BitBoard &lhs, const BitBoard &rhs) {
    BitBoard result(lhs);
    result >>= rhs;
    return result;
}

BitBoard operator-(const BitBoard &lhs, const BitBoard &rhs) {
    BitBoard result(lhs);
    result -= rhs;
    return result;
}

BitBoard operator*(const BitBoard &lhs, const BitBoard &rhs) {
    BitBoard result(lhs);
    result *= rhs;
    return result;
}

BitBoard operator%(const BitBoard &lhs, const BitBoard &rhs) {
    BitBoard result(lhs);
    result %= rhs;
    return result;
}