From 2b19c4b17132cb753430ade0f73727ca2f9ef1be Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=A9r=C3=A9my=20Zurcher?= <jeremy@asynk.ch>
Date: Wed, 18 Feb 2015 11:12:34 +0100
Subject: SearchBoard: add isClearAttack(Tile, List<Node>)

---
 core/src/ch/asynk/tankontank/engine/SearchBoard.java | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/core/src/ch/asynk/tankontank/engine/SearchBoard.java b/core/src/ch/asynk/tankontank/engine/SearchBoard.java
index fcd7a58..41516ae 100644
--- a/core/src/ch/asynk/tankontank/engine/SearchBoard.java
+++ b/core/src/ch/asynk/tankontank/engine/SearchBoard.java
@@ -359,6 +359,16 @@ public class SearchBoard
         return o.isInSides(angle);
     }
 
+    private boolean isClearAttack(Tile from, List<Node> los)
+    {
+        int n = los.size() - 1;
+        for (int i = 1; i < n; i++) {
+            if (getTile(los.get(i)).blockLineOfSightFrom(from))
+                return false;
+        }
+        return true;
+    }
+
     private boolean validatePathAngle(int angle, List<Node> los)
     {
         int forth = 0;
-- 
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