void moveToString(int move, char s[]) {
strcpy(s, getSquareFromIndex(fromIndex(move)));
strcat(s, getSquareFromIndex(toIndex(move)));
int type = moveType(move);
if (type == simplePromotionQueen || type == capturePromotionQueen) { //promotion
strcat(s, "q");
}
}
void Move::getNotation(unsigned long move, char* buf) {
int piece = pieceMoving(move);
int from = fromIndex(move);
int to = toIndex(move);
int capturePiece = capture(move);
int type = moveType(move);
int bufSize = 0;
// add the piece notation
switch (piece) {
case W_KING: {
if (type == SHORT_CASTLE) {
strcpy(buf, "0-0");
return;
}
if (type == LONG_CASTLE) {
strcpy(buf, "0-0-0");
return;
}
buf[bufSize] = 'K';
bufSize++;
break;
}
case B_KING: {
if (type == SHORT_CASTLE) {
strcpy(buf, "0-0");
return;
}
if (type == LONG_CASTLE) {
strcpy(buf, "0-0-0");
return;
}
buf[bufSize] = 'K';
bufSize++;
break;
}
case W_QUEEN:
case B_QUEEN:
buf[bufSize] = 'Q';
bufSize++;
break;
case W_ROOK:
case B_ROOK:
buf[bufSize] = 'R';
bufSize++;
break;
case W_BISHOP:
case B_BISHOP:
buf[bufSize] = 'B';
bufSize++;
break;
case W_KNIGHT:
case B_KNIGHT:
buf[bufSize] = 'N';
bufSize++;
break;
}
char abcdefgh[] = "abcdefgh";
// the move is a capture
if (capturePiece != 0) {
if ((piece == W_PAWN) || (piece == B_PAWN)) {
buf[bufSize] = abcdefgh[from % 16];
bufSize++;
}
buf[bufSize] = 'x';
bufSize++;
}
// find the row
buf[bufSize] = abcdefgh[to % 16];
bufSize++;
// add the rank
buf[bufSize] = (to / 16 + 1) + 48;
bufSize++;
// add promotion
switch (type) {
case PROMOTION_QUEEN:
strncpy(&buf[bufSize], "=Q", 2);
bufSize += 2;
break;
case PROMOTION_ROOK:
strncpy(&buf[bufSize], "=R", 2);
bufSize += 2;
break;
case PROMOTION_BISHOP:
strncpy(&buf[bufSize], "=B", 2);
bufSize += 2;
break;
case PROMOTION_KNIGHT:
strncpy(&buf[bufSize], "=N", 2);
bufSize += 2;
break;
}
buf[bufSize] = '\0';
}
