From 5395bb1cd5a259c94e7ebc6da02d4e822763a170 Mon Sep 17 00:00:00 2001
From: emkael <emkael@tlen.pl>
Date: Fri, 3 Jun 2016 00:19:47 +0200
Subject:  * don't calculate defense if the contract doesn't make

---
 src/ParContract.cs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/ParContract.cs b/src/ParContract.cs
index 9a6c500..313f5b9 100644
--- a/src/ParContract.cs
+++ b/src/ParContract.cs
@@ -173,15 +173,15 @@ namespace BCDD
 
         public ParContract GetDefense(int[,] ddTable, bool vulnerable)
         {
-            if (this.Level != 0)
+            int declarerIndex = Array.IndexOf(BCalcWrapper.PLAYERS, this.Declarer);
+            int denominationIndex = Array.IndexOf(BCalcWrapper.DENOMINATIONS, this.Denomination);
+            if (this.Level != 0 && this.Level + 6 <= ddTable[declarerIndex, denominationIndex])
             {
-                int declarerIndex = Array.IndexOf(BCalcWrapper.PLAYERS, this.Declarer);
                 List<int> defendersIndexes = new List<int>();
                 defendersIndexes.Add((declarerIndex + 1) & 3);
                 defendersIndexes.Add((declarerIndex + 3) & 3);
                 List<ParContract> possibleDefense = new List<ParContract>();
                 int scoreSquared = this.Score * this.Score;
-                int denominationIndex = Array.IndexOf(BCalcWrapper.DENOMINATIONS, this.Denomination);
                 for (int i = 0; i < 5; i++)
                 {
                     int level = this.Level;
-- 
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