本文实例为大家分享了java 五子棋 游戏的具体代码，供大家参考，具体内容如下
ai思路：通过判断棋盘上每个空位的分数，去分数最高的几个点，随机下棋
分数计算思路：能成5个说明能赢了，给最高分
不能成5个，对方能成5个，说明对方要赢了，给第二高分
能成活4，给第三高分
能成活3，给第四高分
能成冲4，给第五高分
能成冲3，给第六高分
能成活2，给第七高分
能成冲2，给第八高分
其他，给最低分
分数设定可自己定义。
因为是去年写的了，思路记得大概就是这样。最近根据书上写了个棋类游戏的设计框架，待完善后再发上来，应该会更新ai思路
下面是去年写的ai五子棋的代码：
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package fivechessclient;
import java.awt.cursor; import java.awt.dimension; import java.awt.graphics; import java.awt.event.mouseadapter; import java.awt.event.mouseevent; import java.awt.event.mousemotionadapter; import java.awt.image.bufferedimage; import java.io.file; import java.util.arraylist; import java.util.random;
import javax.imageio.imageio; import javax.swing.jframe; import javax.swing.joptionpane; import javax.swing.jpanel;
/** * * @classname: game * @description: ai五子棋 * @author xiaoxiong * @date 2015年7月3日 下午8:59:02 * */ public class game { bufferedimage table; bufferedimage black; bufferedimage white;
bufferedimage selected; /** * 棋子个数 */ private static int board_size = 15 ; /** * 棋盘宽高 */ private final int table_width = 535 ; private final int table_height = 536 ; /** * 棋盘15等分 */ private final int rate = table_width / board_size; /** * 棋盘外边距 */ private final int x_offset = 5 ; private final int y_offset = 6 ; /** * 棋盘 */ private int [][] board = new int [board_size][board_size]; /** * ai分数 */ private int [][] computerscore = new int [board_size][board_size]; // private int[][] gamerscore = new int[board_size][board_size];
jframe f = new jframe( "五子棋--小熊" );
chessboard chessboard = new chessboard();
private static int selectedx = - 1 ; private static int selectedy = - 1 ; private static int computerx = - 1 ; private static int computery = - 1 ;
private static boolean flaggamer = false ; // 记录玩家是否赢了 private static boolean flagcomputer = false ; // 记录电脑是否赢了
private static int computerscore = 0 ; // 电脑最大分数 private static int comx, comy; // 玩家下子坐标
private final int huo = 1 ; private final int chong = 2 ; private static int chesscou = 0 ; /** * 记录找到的分数一样的棋子，随机下这些棋子中的一个，以防步法固定 */ private arraylist<chessxy> chesslist = new arraylist<chessxy>();
random rand = new random();
/** * * @title: initto @description: 重置游戏 @param @return void @throws */ public void initto() { for ( int i = 0 ; i < board_size; ++i) { for ( int j = 0 ; j < board_size; ++j) { board[i][j] = 0 ; computerscore[i][j] = 100000 ; } } chesscou = 0 ; computerx = - 1 ; computery = - 1 ; flaggamer = false ; flagcomputer = false ; }
/** * * @title: isrun @description: 判断该位置是否可以走 @param @param x @param @param * y @param @return @return boolean @throws */ public boolean isrun( int x, int y) { if (board[x][y] == 0 ) { return true ; } return false ; }
/** * * @title: iswin @description: 判断下该子是否能赢 @param @param f 颜色 @param @param x * 坐标 @param @param y @param @return @return boolean @throws */ public boolean iswin( int f, int x, int y) { int i, count = 1 ; boolean up, down, right, left, rup, lup, rdown, ldown; up = down = right = left = rup = lup = rdown = ldown = true ; /** * * 上下 * */ for (i = 1 ; i < 5 ; ++i) { if ((y + i) < board_size) { if (board[x][y + i] == f && down) count++; else down = false ; } if ((y - i) >= 0 ) { if (board[x][y - i] == f && up) count++; else up = false ; } } if (count >= 5 ) { return true ; } count = 1 ; /** * * 左右 * */ for (i = 1 ; i < 5 ; ++i) { if ((x + i) < board_size) { if (board[x + i][y] == f && right) count++; else right = false ; } if ((x - i) >= 0 ) { if (board[x - i][y] == f && left) count++; else left = false ; } } if (count >= 5 ) { return true ; } count = 1 ; /** * * 左上右下 * */ for (i = 1 ; i < 5 ; ++i) { if ((x + i) < board_size && (y + i) < board_size) { if (board[x + i][y + i] == f && rdown) count++; else rdown = false ; } if ((x - i) >= 0 && (y - i) >= 0 ) { if (board[x - i][y - i] == f && lup) count++; else lup = false ; } } if (count >= 5 ) { return true ; } count = 1 ; /** * * 右上左下 * */ for (i = 1 ; i < 5 ; ++i) { if ((x + i) < board_size && (y - i) >= 0 ) { if (board[x + i][y - i] == f && rup) count++; else rup = false ; } if ((x - i) >= 0 && (y + i) < board_size) { if (board[x - i][y + i] == f && ldown) count++; else ldown = false ; } } if (count >= 5 ) { return true ; }
return false ; }
/** * * @title: computer_ai @description: ai下棋 @param @return void @throws */ public void computer_ai() { computerscore = 0 ; for ( int i = 0 ; i < board_size; ++i) { for ( int j = 0 ; j < board_size; ++j) { computerscore[i][j] = 0 ; // gamerscore[i][j] = 0; } } getscore(); for ( int i = 0 ; i < board_size; ++i) { for ( int j = 0 ; j < board_size; ++j) { if (computerscore[i][j] == computerscore) { chessxy chess = new chessxy(i, j); chesslist.add(chess); } } } int n = rand.nextint(chesslist.size()); // 电脑根据分值一样的点随机走，防止每次都走相同的步数 comx = chesslist.get(n).x; comy = chesslist.get(n).y; chesslist.clear(); }
/** * * @title: getscore @description: 评分 @param @return void @throws */ public void getscore() { for ( int i = 0 ; i < board_size; ++i) { for ( int j = 0 ; j < board_size; ++j) { if (board[i][j] == 0 ) { if (iswin( 2 , i, j)) // 电脑能赢，故给分最高，因为可以结束，所以不再检测 { computerscore = 13 ; computerscore[i][j] = 13 ;
return ; } else if (iswin( 1 , i, j)) // 电脑不能赢，玩家能赢，要阻止，所以给12分 { computerscore = 12 ; computerscore[i][j] = 12 ; } else if (ishuoorchong( 2 , i, j, 4 , huo)) // 电脑玩家都不能赢，电脑能形成活四，给11分 { computerscore = (computerscore > 11 ? computerscore : 11 ); computerscore[i][j] = 11 ; } else if (ishuoorchong( 2 , i, j, 4 , chong)) // 电脑玩家都不能赢，电脑能形成冲四，给10分 { computerscore = (computerscore > 10 ? computerscore : 10 ); computerscore[i][j] = 10 ; } else if (ishuoorchong( 1 , i, j, 4 , huo)) // 电脑玩家都不能赢，玩家能形成活四，给9分 { computerscore = (computerscore > 9 ? computerscore : 9 ); computerscore[i][j] = 9 ; } else if (ishuoorchong( 2 , i, j, 3 , huo)) // 电脑玩家都不能赢，电脑能形成活三，给8分 { computerscore = (computerscore > 8 ? computerscore : 8 ); computerscore[i][j] = 8 ; } else if (ishuoorchong( 1 , i, j, 4 , chong)) // 电脑玩家都不能赢，玩家能形成冲四，给7分 { computerscore = (computerscore > 7 ? computerscore : 7 ); computerscore[i][j] = 7 ; } else if (ishuoorchong( 2 , i, j, 3 , chong)) // 电脑玩家都不能赢，电脑能形成冲三，给6分 { computerscore = (computerscore > 6 ? computerscore : 6 ); computerscore[i][j] = 6 ; } else if (ishuoorchong( 2 , i, j, 2 , huo)) // 电脑玩家都不能赢，电脑能形成活二，给5分 { computerscore = (computerscore > 5 ? computerscore : 5 ); computerscore[i][j] = 5 ; } else if (ishuoorchong( 1 , i, j, 3 , chong)) // 电脑玩家都不能赢，玩家能形成冲三，给4分 { computerscore = (computerscore > 4 ? computerscore : 4 ); computerscore[i][j] = 4 ; } else if (ishuoorchong( 1 , i, j, 2 , huo)) // 电脑玩家都不能赢，玩家能形成活二，给3分 { computerscore = (computerscore > 3 ? computerscore : 3 ); computerscore[i][j] = 3 ; } else if (ishuoorchong( 2 , i, j, 2 , chong)) // 电脑玩家都不能赢，电脑能形成冲二，给2分 { computerscore = (computerscore > 2 ? computerscore : 2 ); computerscore[i][j] = 2 ; } else if (ishuoorchong( 1 , i, j, 2 , chong)) // 电脑玩家都不能赢，玩家能形成冲二，给1分 { computerscore = (computerscore > 1 ? computerscore : 1 ); computerscore[i][j] = 1 ; } else { computerscore[i][j] = 0 ; } } } } }
/** * * @title: ishuoorchong @description: 判断是否为活 @param @param f @param @param * x @param @param y @param @param num @param @param * horc @param @return @return boolean @throws */ private boolean ishuoorchong( int f, int x, int y, int num, int horc) // 活 {
num += 1 ; int i, count = 1 ; boolean terminal1 = false ; boolean terminal2 = false ; boolean up, down, right, left, rup, lup, rdown, ldown; up = down = right = left = rup = lup = rdown = ldown = true ; /** * * 上下 * */ for (i = 1 ; i < num; ++i) { if ((y + i) < board_size) { if (board[x][y + i] == f && down) count++; else { if (board[x][y + i] == 0 && down) { terminal1 = true ; } down = false ; } } if ((y - i) >= 0 ) { if (board[x][y - i] == f && up) count++; else { if (board[x][y - i] == 0 && up) { terminal2 = true ; } up = false ; } } } if (count == num - 1 && horc == huo && terminal1 && terminal2) { return true ; } if (count == num - 1 && horc == chong && ((terminal1 && !terminal2) || (!terminal1 && terminal2))) { return true ; } count = 1 ; terminal1 = false ; terminal2 = false ; /* 左右 */ for (i = 1; i < num; ++i) { if ((x + i) < board_size) { if (board[x + i][y] == f && right) count++; else { if (board[x + i][y] == 0 && right) { terminal1 = true; } right = false; } } if ((x - i) >= 0) { if (board[x - i][y] == f && left) count++; else { if (board[x - i][y] == 0 && left) { terminal2 = true; } left = false; } } } if (count == num - 1 && horc == huo && terminal1 && terminal2) { return true; } if (count == num - 1 && horc == chong && ((terminal1 && !terminal2) || (!terminal1 && terminal2))) { return true; } count = 1; terminal1 = false; terminal2 = false; /** * * 左上右下 * */ for (i = 1; i < num; ++i) { if ((x + i) < board_size && (y + i) < board_size) { if (board[x + i][y + i] == f && rdown) count++; else { if (board[x + i][y + i] == 0 && rdown) { terminal1 = true; } rdown = false; } } if ((x - i) >= 0 && (y - i) >= 0) { if (board[x - i][y - i] == f && lup) count++; else { if (board[x - i][y - i] == 0 && lup) { terminal2 = true; } lup = false; } } } if (count == num - 1 && horc == huo && terminal1 && terminal2) { return true; } if (count == num - 1 && horc == chong && ((terminal1 && !terminal2) || (!terminal1 && terminal2))) { return true; } count = 1; terminal1 = false; terminal2 = false; /** * * 右上左下 * */ for (i = 1 ; i < num; ++i) { if ((x + i) < board_size && (y - i) >= 0 ) { if (board[x + i][y - i] == f && rup) count++; else { if (board[x + i][y - i] == 0 && rup) { terminal1 = true ; } rup = false ; } } if ((x - i) >= 0 && (y + i) < board_size) { if (board[x - i][y + i] == f && ldown) count++; else { if (board[x - i][y + i] == 0 && ldown) { terminal2 = true ; } ldown = false ; } } } if (count == num - 1 && horc == huo && terminal1 && terminal2) { return true ; } if (count == num - 1 && horc == chong && ((terminal1 && !terminal2) || (!terminal1 && terminal2))) { return true ; }
return false ; }
public void init() throws exception { table = imageio.read( new file( "image/board.jpg" )); black = imageio.read( new file( "image/black.gif" )); white = imageio.read( new file( "image/white.gif" )); selected = imageio.read( new file( "image/selected.gif" ));
for ( int i = 0 ; i < board_size; ++i) { for ( int j = 0 ; j < board_size; ++j) { board[i][j] = 0 ; computerscore[i][j] = 0 ; } } chessboard.setpreferredsize( new dimension(table_width, table_height));
chessboard.addmouselistener( new mouseadapter() { public void mouseclicked(mouseevent e) { int xpos = ( int ) ((e.getx() - x_offset) / rate); int ypos = ( int ) ((e.gety() - y_offset) / rate); // system.out.println("1 " + xpos + " " + ypos); if (isrun(xpos, ypos)) { flaggamer = iswin( 1 , xpos, ypos); board[xpos][ypos] = 1 ; chesscou++; // do //电脑下棋，随机 // { // comx = (rand.nextint(535) - x_offset) / rate; // comy = (rand.nextint(536) - y_offset) / rate; // } while (!isrun(comx, comy)); if (chesscou == (board_size * board_size)) { joptionpane.showmessagedialog( null , "不相上下！！！\n再来一盘吧！！！" , "结束" , joptionpane.error_message); initto(); } else { computer_ai(); // 电脑下棋，ai算法 chesscou++; // system.out.println("2 " + comx + " " + comy); flagcomputer = iswin( 2 , comx, comy); board[comx][comy] = 2 ; computerx = comx; computery = comy; } } chessboard.repaint(); if (flaggamer) { joptionpane.showmessagedialog( null , "厉害厉害！！！\n你赢了！！！" , "结束" , joptionpane.error_message); initto(); } else if (flagcomputer) { joptionpane.showmessagedialog( null , "哈哈哈哈！！！\n你输了！！！" , "结束" , joptionpane.error_message); initto(); } }
public void mouseexited(mouseevent e) { selectedx = - 1 ; selectedy = - 1 ; chessboard.repaint(); } }); chessboard.addmousemotionlistener( new mousemotionadapter() { public void mousemoved(mouseevent e) { selectedx = (e.getx() - x_offset) / rate; selectedy = (e.gety() - y_offset) / rate;
chessboard.repaint(); } }); f.add(chessboard); f.setcursor( new cursor(cursor.hand_cursor)); f.setdefaultcloseoperation(jframe.exit_on_close); f.setresizable( false ); f.pack(); f.setvisible( true ); }
public static void main(string[] args) throws exception { game game = new game(); game.init(); }
@suppresswarnings ( "serial" ) class chessboard extends jpanel { public void paint(graphics g) { g.drawimage(table, 0 , 0 , null ); if (selectedx >= 0 && selectedy >= 0 ) { g.drawimage(selected, selectedx * rate + x_offset, selectedy * rate + y_offset, null ); } if (computerx >= 0 && computery >= 0 ) { g.drawimage(selected, computerx * rate + x_offset, computery * rate + y_offset, null ); } for ( int i = 0 ; i < board_size; ++i) { for ( int j = 0 ; j < board_size; ++j) { if (board[i][j] == 1 ) { g.drawimage(black, i * rate + x_offset, j * rate + y_offset, null ); } if (board[i][j] == 2 ) { g.drawimage(white, i * rate + x_offset, j * rate + y_offset, null ); } } } } } }
class chessxy { int x; int y;
public chessxy( int x, int y) { this .x = x; this .y = y; } } |
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。
原文链接：https://blog.csdn.net/a249900679/article/details/51052103