From f63101c9845b807ccbf8ddeb66199e879a92244a Mon Sep 17 00:00:00 2001
From: dbp <dbp@opencascade.org>
Date: Wed, 18 Jan 2017 11:30:08 +0300
Subject: [PATCH] 0028368: TKMath, BVH -- Fix invalid tree height in QBVH

---
 src/BVH/BVH_BinaryTree.lxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/BVH/BVH_BinaryTree.lxx b/src/BVH/BVH_BinaryTree.lxx
index 343288ebc7..54a036da80 100644
--- a/src/BVH/BVH_BinaryTree.lxx
+++ b/src/BVH/BVH_BinaryTree.lxx
@@ -293,7 +293,7 @@ BVH_Tree<T, N, BVH_QuadTree>* BVH_Tree<T, N, BVH_BinaryTree>::CollapseToQuadTree
       aNodeInfo = BVH_Vec4i (0 /* inner flag */,
         aNbNodes, aGrandChildNodes.Size() - 1, std::get<1> (aNode) /* level */);
 
-      aQBVH->myDepth = Max (aQBVH->myDepth, std::get<1> (aNode));
+      aQBVH->myDepth = Max (aQBVH->myDepth, std::get<1> (aNode) + 1);
 
       aNbNodes += aGrandChildNodes.Size();
     }