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Worked on Patterns for the ai

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Malte Tammena 2017-10-19 14:26:12 +02:00 committed by Maurizio Bruetsch
parent b0ed66a786
commit 9769fc0c6d
4 changed files with 102 additions and 36 deletions
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1
Makefile
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@ -19,6 +19,7 @@ src\game\PlayerObject.java \
src\player\Player.java \ src\player\Player.java \
src\player\malte\MalteAI.java \ src\player\malte\MalteAI.java \
src\player\malte\Pattern.java \ src\player\malte\Pattern.java \
src\player\malte\PatternGenerator.java \
src\player\malte\Item.java \ src\player\malte\Item.java \
src\player\maurizio\MaurizioAI.java src\player\maurizio\MaurizioAI.java

61
src/player/malte/MalteAI.java
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@ -21,6 +21,7 @@ public class MalteAI implements Player{
public void setPlayerID(int id) { public void setPlayerID(int id) {
this.id = id; this.id = id;
this.enemyID = id == 1 ? 2: 1;
} }
public void setEnemyID(int id) { public void setEnemyID(int id) {
@ -34,35 +35,50 @@ public class MalteAI implements Player{
options.remove(i); options.remove(i);
} }
} }
Set<Integer> winningOptions = getWinningOptions(options, board); Set<Integer> winningOptions = getRowCompletionOptions(options, board, id);
for (Integer i: winningOptions) { for (Integer i: winningOptions) {
System.out.println("WINNING");
return i.intValue(); return i.intValue();
} }
Set<Integer> preventionsOptions = getRowCompletionOptions(options, board, enemyID);
for (Integer i: preventionsOptions) {
int[][] fakeBoard = makeMove(copyBoard(board), i, id);
if (getRowCompletionOptions(options, fakeBoard, enemyID).size() == 0) {
System.out.println("PREVENTING");
return i.intValue();
}
}
System.out.println("RANDOM");
return takeRandom(options).intValue(); return takeRandom(options).intValue();
} }
private Set<Integer> getWinningOptions(Set<Integer> options, int[][] board) { private int[][] copyBoard(int[][] board) {
// Four in a row with one hole int[][] copy = new int[board.length][board[0].length];
Set<Pattern> patterns = Pattern.emptySpaceGenerator(new Item(0, 0, id), for (int i = 0; i < board.length; i++) {
new Item(1, 0, id), for (int j = 0; j < board[i].length; j++) {
new Item(2, 0, id), copy[i][j] = board[i][j];
new Item(3, 0, id)); }
// Four in a diagonal line from lower left to upper right with one hole }
patterns.addAll(Pattern.emptySpaceGenerator(new Item(0, 0, id), return copy;
new Item(-1, 1, id), }
new Item(-2, 2, id),
new Item(-3, 3, id))); private int[][] makeMove(int[][] board, int choice, int id) {
// Four in a diagonal line from upper left to lower right with one hole int column = 0;
patterns.addAll(Pattern.emptySpaceGenerator(new Item(0, 0, id), if (board[choice][column] != 0) {
new Item(1, 1, id), return board;
new Item(2, 2, id), }
new Item(3, 3, id))); while (board[choice][column + 1] == 0) {
patterns.add(new Pattern(new Item(0, 0, 0), column++;
new Item(0, 1, id), }
new Item(0, 2, id), board[choice][column] = id;
new Item(0, 3, id))); return board;
Set<Pattern> matches = Pattern.matchingPatterns(patterns, board); }
private Set<Integer> getRowCompletionOptions(Set<Integer> options, int[][] board, int id) {
Set<Pattern> pats = PatternGenerator.winningPatterns(id);
Set<Pattern> matches = Pattern.matchingPatterns(pats, board);
Set<Integer> ret = new HashSet<>(); Set<Integer> ret = new HashSet<>();
for (Pattern p: matches) { for (Pattern p: matches) {
Set<Position> positions = p.matches(board); Set<Position> positions = p.matches(board);
@ -72,7 +88,6 @@ public class MalteAI implements Player{
} }
} }
} }
return ret; return ret;
} }

13
src/player/malte/Pattern.java
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@ -102,19 +102,6 @@ public class Pattern {
return ret; return ret;
} }
public static Set<Pattern> emptySpaceGenerator(Item... model) {
Set<Pattern> ret = new HashSet<>();
for (int i = 0; i < model.length; i++) {
Pattern newP = new Pattern(model);
Item x = model[i];
Item newI = new Item(x.getPosX(), x.getPosY(), 0);
newP.replaceItem(x, newI);
newP.addItem(new Item(x.getPosX(), x.getPosY() + 1, new int[]{1, 2}));
ret.add(newP);
}
return ret;
}
public static Set<Pattern> changeID(Set<Pattern> pats, int oldID, int newID) { public static Set<Pattern> changeID(Set<Pattern> pats, int oldID, int newID) {
Set<Pattern> ret = new HashSet<>(); Set<Pattern> ret = new HashSet<>();
for (Pattern p: pats) { for (Pattern p: pats) {

63
src/player/malte/PatternGenerator.java Normal file
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@ -0,0 +1,63 @@
package player.malte;
import java.util.Set;
import java.util.HashSet;
public class PatternGenerator {
private PatternGenerator() {}
public static Set<Pattern> winningPatterns(int id) {
// Four in a row with one hole
Set<Pattern> pats = PatternGenerator.emptySpaceGenerator(new Item(0, 0, id),
new Item(1, 0, id),
new Item(2, 0, id),
new Item(3, 0, id));
// Four in a diagonal line from lower left to upper right with one hole
pats.addAll(PatternGenerator.emptySpaceGenerator(new Item(0, 0, id),
new Item(-1, 1, id),
new Item(-2, 2, id),
new Item(-3, 3, id)));
// Four in a diagonal line from upper left to lower right with one hole
pats.addAll(PatternGenerator.emptySpaceGenerator(new Item(0, 0, id),
new Item(1, 1, id),
new Item(2, 2, id),
new Item(3, 3, id)));
pats.add(new Pattern(new Item(0, 0, 0),
new Item(0, 1, id),
new Item(0, 2, id),
new Item(0, 3, id)));
return pats;
}
public static Set<Pattern> emptySpaceGenerator(Item... model) {
Set<Pattern> ret = new HashSet<>();
for (int i = 0; i < model.length; i++) {
Pattern newP = new Pattern(model);
Item x = model[i];
Item newI = new Item(x.getPosX(), x.getPosY(), 0);
newP.replaceItem(x, newI);
newP.addItem(new Item(x.getPosX(), x.getPosY() + 1, new int[]{1, 2}));
ret.add(newP);
}
return ret;
}
public static Set<Pattern> empty2SpaceGenerator(Item... model) {
Set<Pattern> ret = new HashSet<>();
for (int i = 0; i < model.length; i++) {
Pattern newP = new Pattern(model);
Item x = model[i];
Item newI = new Item(x.getPosX(), x.getPosY(), 0);
newP.replaceItem(x, newI);
newP.addItem(new Item(x.getPosX(), x.getPosY() + 1, new int[]{1, 2}));
ret.add(newP);
}
return ret;
}
public static Set<Pattern> twoOfFourRowPatterns(int id) {
// TODO: THIS
return null;
}
}