From 65a8631a3b1dff5f8edf98839dbadc663f84a45d Mon Sep 17 00:00:00 2001
From: top13001 <tony.pham@uconn.edu>
Date: Sat, 30 Apr 2016 23:21:54 -0400
Subject: [PATCH 1/3] Adding backheuristic

---
 .settings/org.eclipse.jdt.core.prefs | 11 +++++++++++
 src/model/Board.java                 | 21 ++++++++++++++++++++-
 2 files changed, 31 insertions(+), 1 deletion(-)
 create mode 100644 .settings/org.eclipse.jdt.core.prefs

diff --git a/.settings/org.eclipse.jdt.core.prefs b/.settings/org.eclipse.jdt.core.prefs
new file mode 100644
index 0000000..838bd9d
--- /dev/null
+++ b/.settings/org.eclipse.jdt.core.prefs
@@ -0,0 +1,11 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
+org.eclipse.jdt.core.compiler.compliance=1.7
+org.eclipse.jdt.core.compiler.debug.lineNumber=generate
+org.eclipse.jdt.core.compiler.debug.localVariable=generate
+org.eclipse.jdt.core.compiler.debug.sourceFile=generate
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.source=1.7
diff --git a/src/model/Board.java b/src/model/Board.java
index 06b1820..3de1901 100755
--- a/src/model/Board.java
+++ b/src/model/Board.java
@@ -466,12 +466,31 @@ public class Board {
 	}
 	
 	public int backHeuristic(Color color) {
-		
+		if (whiteKings + blackKings == 0){
+			if (color == Color.BLACK){
+				Location thirty = samuelMapping(30);
+				Location thirty_two = samuelMapping(32);
+				
+				if ((isActive(getPiece(thirty)) == false) && (isActive(getPiece(thirty_two))==false)){
+					return 1;
+				}
+			}
+			else { // White color
+				Location one = samuelMapping(1);
+				Location three = samuelMapping(3);
+				
+				if ((isActive(getPiece(one)) == false) && (isActive(getPiece(three))==false)){
+					return 1;
+				}
+			}
+		}
 		return 0;
 	}
 	
 	public int centHeuristic(Color color) {
 		
+		int[] coordinates = 
+		
 		return 0;
 	}
 	

From 4b0925dda916932e22d2f90f53a8a680c91c1440 Mon Sep 17 00:00:00 2001
From: top13001 <tony.pham@uconn.edu>
Date: Sat, 30 Apr 2016 23:41:02 -0400
Subject: [PATCH 2/3] added backHeuristic

---
 src/model/Board.java | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/model/Board.java b/src/model/Board.java
index a28df7d..c4f867d 100755
--- a/src/model/Board.java
+++ b/src/model/Board.java
@@ -486,8 +486,19 @@ public class Board {
 	}
 	
 	public int centHeuristic(Color color) {
+		int heuristicval = 0;
+		int[] coordinates = {11,12,15,16,20,21,24,25};
 		
-		int[] coordinates = 
+		for (int value : coordinates){
+				
+			
+				Location piece_loc = samuelMapping(value);
+				Piece chosen_piece = getPiece(piece_loc);
+				if (isActive(chosen_piece)==false
+						&& chosen_piece.getType()==Type.NORMAL && chosen_piece.getColor() == color){
+					
+				}
+		}
 		
 		return 0;
 	}

From b025432753cd2d13e46ed7c5605d44e3dcb526cf Mon Sep 17 00:00:00 2001
From: top13001 <tony.pham@uconn.edu>
Date: Sat, 30 Apr 2016 23:48:46 -0400
Subject: [PATCH 3/3] Added centHeuristic()

---
 src/model/Board.java | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/src/model/Board.java b/src/model/Board.java
index 1c14f3c..49a4485 100755
--- a/src/model/Board.java
+++ b/src/model/Board.java
@@ -490,17 +490,18 @@ public class Board {
 		int[] coordinates = {11,12,15,16,20,21,24,25};
 		
 		for (int value : coordinates){
+			Location piece_loc = samuelMapping(value);
+			if (isOccupied(piece_loc)==true){
 				
-			
-				Location piece_loc = samuelMapping(value);
 				Piece chosen_piece = getPiece(piece_loc);
-				if (isActive(chosen_piece)==false
-						&& chosen_piece.getType()==Type.NORMAL && chosen_piece.getColor() == color){
-					
+				if (isActive(chosen_piece)==false && chosen_piece.getType()==Type.NORMAL
+						&& chosen_piece.getColor() == color){
+					heuristicval +=1;
 				}
+			}
 		}
 		
-		return 0;
+		return heuristicval;
 	}
 	
 	/**