org/homelinux/largo/schach/KIBoard.java
changeset 7 93fe1f21e0d8
parent 3 673c7ef3411e
child 11 1afe167876fb
--- a/org/homelinux/largo/schach/KIBoard.java
+++ b/org/homelinux/largo/schach/KIBoard.java
@@ -81,7 +81,7 @@
 	 * The Turn will flip automatically if "simulate(...)" finds a valid move.
 	 */
 	Move simulate(int t, int o) {
-		Move move = null;
+		Move move;
 		int value;
 
 		if ( validTurn(o) ) {
@@ -111,7 +111,7 @@
 	int max_alpha_beta (int depth, int alpha, int beta) {
 		int moveValue;
 		int o, t;
-		Move move = null;
+		Move move;
 
 		if ( desired_depth == -1 )
 			desired_depth = depth;
@@ -150,7 +150,7 @@
 	int min_alpha_beta(int depth, int alpha, int beta) {
 		int moveValue;
 		int o, t;
-		Move move = null;
+		Move move;
 
 		for (o = 0; o < 64; o++) {
 			t=0;
@@ -184,16 +184,16 @@
 	 */
 	public boolean doBestMove(int search_depth) {
 		int value;
-
 		desired_depth = -1;
 		bestMove = null;
+
 		value = max_alpha_beta(search_depth, Integer.MIN_VALUE, Integer.MAX_VALUE);
 
 		if ( bestMove == null ) {
 			System.err.println("Computing once more...");
-			value = max_alpha_beta(1, Integer.MIN_VALUE, Integer.MAX_VALUE);
+			value = max_alpha_beta(--search_depth, Integer.MIN_VALUE, Integer.MAX_VALUE);
 			if (bestMove == null) {
-				System.out.println("Check Mate");
+				System.out.println("Check Mate " + value);
 				return false;
 			}
 		}