+++ /dev/null
-/*
- * Copyright (c) 2018. Developed by Hedgecode.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.hedgecode.chess.tcd;
-
-import java.util.Map;
-
-import org.hedgecode.chess.Builders;
-import org.hedgecode.chess.Parsers;
-import org.hedgecode.chess.position.Builder;
-import org.hedgecode.chess.position.Castle;
-import org.hedgecode.chess.position.Color;
-import org.hedgecode.chess.position.ColorPiece;
-import org.hedgecode.chess.position.ParseException;
-import org.hedgecode.chess.position.Piece;
-import org.hedgecode.chess.position.Position;
-import org.hedgecode.chess.position.Positions;
-import org.hedgecode.chess.position.Square;
-
-/**
- * Tiny Chess Diagram (TCD) builder.
- *
- * @author Dmitry Samoshin aka gotty
- */
-public final class TCDBuilder implements Builder {
-
- private static final byte[] EMPTY = {};
-
- private static Builder _instance = new TCDBuilder();
-
- private TCDBuilder() {
- }
-
- @Override
- public String build(Position position) {
- return _build(
- position
- );
- }
-
- private String _build(Position position) {
- // todo: isInitial
- byte[] white = _buildColor(Color.WHITE, position);
- byte[] black = _buildColor(Color.BLACK, position);
- byte[] addition = _buildAddition(position);
-
- byte[] bytes;
- int length = white.length + black.length + addition.length;
- if (length % 2 == 0) {
- bytes = _concat(white, black, addition);
- } else {
- byte[] end = {TCD.END};
- bytes = _concat(white, black, addition, end);
- }
-
- bytes = _compress(bytes);
- TCD.replaceTo(bytes);
-
- return new String(
- bytes, TCD.OUTPUT_CHARSET
- );
- }
-
- private byte[] _buildColor(Color color, Position position) {
- byte[] bytes = {Color.WHITE.equals(color) ? TCD.WHITE : TCD.BLACK};
- for (Piece piece : Piece.values()) {
- Map<Square, ColorPiece> squarePieces = position.getSquarePieces(color, piece);
- if (!squarePieces.isEmpty()) {
- byte[] pieces = new byte[2 * (squarePieces.size() + 1)];
- int i = 0;
- switch (piece) {
- case PAWN:
- pieces[i++] = TCD.PAWN;
- break;
- case KNIGHT:
- pieces[i++] = TCD.KNIGHT;
- break;
- case BISHOP:
- pieces[i++] = TCD.BISHOP;
- break;
- case ROOK:
- pieces[i++] = TCD.ROOK;
- break;
- case QUEEN:
- pieces[i++] = TCD.QUEEN;
- break;
- case KING:
- pieces[i++] = TCD.KING;
- break;
- }
- pieces[i++] = (byte) (squarePieces.size() - 1);
- for (Square square : squarePieces.keySet()) {
- pieces[i++] = (byte) square.getV();
- pieces[i++] = (byte) square.getH();
- }
- bytes = _concat(bytes, pieces);
- }
- }
- return bytes;
- }
-
- private byte[] _buildAddition(Position position) {
- byte[] bytes = {TCD.WHITE, TCD.BLACK};
- if (!TCD.isDiagram() && !position.isDiagram()) {
- bytes = _concat(
- bytes,
- _buildMove(position),
- _buildCastle(Color.WHITE, position),
- _buildCastle(Color.BLACK, position),
- _buildEnPassant(position),
- _buildHalfMove(position),
- _buildFullMove(position)
- );
- }
- return bytes;
- }
-
- private byte[] _buildMove(Position position) {
- if (position.getMove() != null) {
- return new byte[] {
- TCD.MOVE,
- Color.WHITE.equals(position.getMove()) ? TCD.WHITE : TCD.BLACK
- };
- }
- return EMPTY;
- }
-
- private byte[] _buildCastle(Color color, Position position) {
- Castle castle = position.getCastle(color);
- if (castle != null) {
- byte castleByte;
- switch (castle) {
- case KING:
- castleByte = TCD.CASTLE_KING;
- break;
- case QUEEN:
- castleByte = TCD.CASTLE_QUEEN;
- break;
- case BOTH:
- castleByte = TCD.CASTLE_BOTH;
- break;
- default:
- castleByte = TCD.CASTLE_NONE;
- }
- return new byte[] {
- Color.WHITE.equals(color) ? TCD.CASTLE_WHITE : TCD.CASTLE_BLACK,
- castleByte
- };
- }
- return EMPTY;
- }
-
- private byte[] _buildEnPassant(Position position) {
- Square square = position.getEnPassant();
- if (square != null) {
- return new byte[] {
- TCD.EN_PASSANT,
- (byte) square.getV(),
- (byte) square.getH()
- };
- }
- return EMPTY;
- }
-
- private byte[] _buildHalfMove(Position position) {
- int halfMove = position.getHalfMove();
- return new byte[] {
- TCD.HALFMOVE,
- (byte) (halfMove >> 2 * TCD.FRAME_LENGTH & TCD.FRAME_MASK),
- (byte) (halfMove >> TCD.FRAME_LENGTH & TCD.FRAME_MASK),
- (byte) (halfMove & TCD.FRAME_MASK)
- };
- }
-
- private byte[] _buildFullMove(Position position) {
- int fullMove = position.getFullMove();
- return new byte[] {
- TCD.FULLMOVE,
- (byte) (fullMove >> 2 * TCD.FRAME_LENGTH & TCD.FRAME_MASK),
- (byte) (fullMove >> TCD.FRAME_LENGTH & TCD.FRAME_MASK),
- (byte) (fullMove & TCD.FRAME_MASK),
- };
- }
-
- private byte[] _concat(byte[]... byteArrays) {
- int length = 0;
- for (byte[] bytes : byteArrays) {
- length += bytes.length;
- }
- byte[] concatBytes = new byte[length];
- length = 0;
- for (byte[] bytes : byteArrays) {
- if (bytes.length == 0)
- continue;
- System.arraycopy(bytes, 0, concatBytes, length, bytes.length);
- length += bytes.length;
- }
- return concatBytes;
- }
-
- private byte[] _compress(byte[] bytes) {
- byte[] cmpBytes = new byte[bytes.length / 2];
- byte high, low;
- int i = 0;
- for (int j = 0; j < cmpBytes.length; ++j) {
- high = (byte) ((bytes[i++] & TCD.FRAME_MASK) << TCD.FRAME_LENGTH);
- low = (byte) (bytes[i++] & TCD.FRAME_MASK);
- cmpBytes[j] = (byte) (TCD.BYTE_MASK | high | low);
- }
- return cmpBytes;
- }
-
- public static Builder getInstance() {
- return _instance;
- }
-
-
- public static void main(String[] args) throws ParseException {
- Position position = Positions.EMPTY.getPosition();
-
-/*
- position.setKing(Color.WHITE, Square.C1);
- position.setQueen(Color.WHITE, Square.B3);
- position.setRook(Color.WHITE, Square.D1);
- position.setBishop(Color.WHITE, Square.G5);
- position.setPawn(Color.WHITE, Square.A2);
- position.setPawn(Color.WHITE, Square.B2);
- position.setPawn(Color.WHITE, Square.C2);
- position.setPawn(Color.WHITE, Square.E4);
- position.setPawn(Color.WHITE, Square.F2);
- position.setPawn(Color.WHITE, Square.G2);
- position.setPawn(Color.WHITE, Square.H2);
-
- position.setKing(Color.BLACK, Square.E8);
- position.setQueen(Color.BLACK, Square.E6);
- position.setRook(Color.BLACK, Square.H8);
- position.setBishop(Color.BLACK, Square.F8);
- position.setKnight(Color.BLACK, Square.D7);
- position.setPawn(Color.BLACK, Square.A7);
- position.setPawn(Color.BLACK, Square.E5);
- position.setPawn(Color.BLACK, Square.F7);
- position.setPawn(Color.BLACK, Square.G7);
- position.setPawn(Color.BLACK, Square.H7);
-*/
-
-/*
- position.setKing(Color.WHITE, Square.G1);
- position.setQueen(Color.WHITE, Square.A4);
- position.setRook(Color.WHITE, Square.D1);
- position.setBishop(Color.WHITE, Square.A3);
- position.setBishop(Color.WHITE, Square.D3);
- position.setPawn(Color.WHITE, Square.A2);
- position.setPawn(Color.WHITE, Square.C3);
- position.setPawn(Color.WHITE, Square.F6);
- position.setPawn(Color.WHITE, Square.F2);
- position.setPawn(Color.WHITE, Square.G2);
- position.setPawn(Color.WHITE, Square.H2);
-
- position.setKing(Color.BLACK, Square.E8);
- position.setQueen(Color.BLACK, Square.F3);
- position.setRook(Color.BLACK, Square.B8);
- position.setRook(Color.BLACK, Square.G8);
- position.setBishop(Color.BLACK, Square.B7);
- position.setBishop(Color.BLACK, Square.B6);
- position.setKnight(Color.BLACK, Square.E7);
- position.setPawn(Color.BLACK, Square.A7);
- position.setPawn(Color.BLACK, Square.C7);
- position.setPawn(Color.BLACK, Square.D7);
- position.setPawn(Color.BLACK, Square.F7);
- position.setPawn(Color.BLACK, Square.H7);
-*/
-
- position.setKing(Color.WHITE, Square.H1);
- position.setQueen(Color.WHITE, Square.E3);
- position.setRook(Color.WHITE, Square.E1);
- position.setRook(Color.WHITE, Square.G1);
- position.setBishop(Color.WHITE, Square.D2);
- position.setBishop(Color.WHITE, Square.G2);
- position.setKnight(Color.WHITE, Square.B1);
- position.setPawn(Color.WHITE, Square.A2);
- position.setPawn(Color.WHITE, Square.B2);
- position.setPawn(Color.WHITE, Square.D4);
- position.setPawn(Color.WHITE, Square.G3);
- position.setPawn(Color.WHITE, Square.H3);
-
- position.setKing(Color.BLACK, Square.G8);
- position.setQueen(Color.BLACK, Square.D7);
- position.setRook(Color.BLACK, Square.F5);
- position.setRook(Color.BLACK, Square.F2);
- position.setBishop(Color.BLACK, Square.D6);
- position.setBishop(Color.BLACK, Square.D3);
- position.setPawn(Color.BLACK, Square.A6);
- position.setPawn(Color.BLACK, Square.B4);
- position.setPawn(Color.BLACK, Square.D5);
- position.setPawn(Color.BLACK, Square.E6);
- position.setPawn(Color.BLACK, Square.E4);
- position.setPawn(Color.BLACK, Square.G7);
- position.setPawn(Color.BLACK, Square.H6);
-
-/*
- position.setKing(Color.WHITE, Square.H5);
- position.setPawn(Color.WHITE, Square.C6);
- position.setKing(Color.BLACK, Square.A6);
- position.setPawn(Color.BLACK, Square.F6);
- position.setPawn(Color.BLACK, Square.G7);
- position.setPawn(Color.BLACK, Square.H6);
-*/
-
-
- position.setMove(Color.WHITE);
-
- position.setCastle(Color.WHITE, Castle.NONE);
- position.setCastle(Color.BLACK, Castle.NONE);
-
- //position.setEnPassant(Square.A3);
-
- position.setHalfMove(0);
- position.setFullMove(26);
-
- TCD.setDiagram(false);
-
- String tcd = getInstance().build(position);
-
- System.out.println(
- tcd
- );
-
- Position tcdPosition = Parsers.TCD.parser().parse(tcd);
-
- System.out.println(
- Builders.ASCII.builder().build(tcdPosition)
- );
-
- System.out.println(
- getInstance().build(tcdPosition)
- );
-
- System.out.println(
- Builders.FEN.builder().build(tcdPosition)
- );
-
-/*
- System.out.println(
- getInstance().build(Positions.INITIAL.getPosition())
- );
-*/
- }
-
-}
git.hedgecode.org / chesshog.git / blobdiff