1 files changed, 9 insertions, 1 deletions
diff --git a/aystar.h b/aystar.h
index dab6b81e8..f1720a594 100644
--- a/aystar.h
+++ b/aystar.h
@@ -56,7 +56,15 @@ typedef struct AyStar AyStar;
  *	AYSTAR_FOUND_END_NODE : indicates this is the end tile
  *	AYSTAR_DONE : indicates this is not the end tile (or direction was wrong)
  */
-typedef int32 AyStar_EndNodeCheck(AyStar *aystar, AyStarNode *node);
+/*
+ * The 2nd parameter should be OpenListNode, and NOT AyStarNode. AyStarNode is
+ * part of OpenListNode and so it could be accessed without any problems.
+ * The good part about OpenListNode is, and how AIs use it, that you can
+ * access the parent of the current node, and so check if you, for example
+ * don't try to enter the file tile with a 90-degree curve. So please, leave
+ * this an OpenListNode, it works just fine -- TrueLight
+ */
+typedef int32 AyStar_EndNodeCheck(AyStar *aystar, OpenListNode *current);
 
 /*
  * This function is called to calculate the G-value for AyStar Algorithm.