0031295: Foundation Classes, BVH_Tools - incorrect detection of ray-box intersection

[occt.git] / src / BVH / BVH_Tools.hxx

diff --git a/src/BVH/BVH_Tools.hxx b/src/BVH/BVH_Tools.hxx
index ad5b609..847d904 100644 (file)
--- a/src/BVH/BVH_Tools.hxx
+++ b/src/BVH/BVH_Tools.hxx
@@ -269,7 +269,7 @@ public: //! @name Ray-Box Intersection
     T aTimeEnter = Max (aTimeMin[0], Max (aTimeMin[1], aTimeMin[2]));
     T aTimeLeave = Min (aTimeMax[0], Min (aTimeMax[1], aTimeMax[2]));
 
-    Standard_Boolean hasIntersection = aTimeEnter < aTimeLeave && aTimeLeave > 0;
+    Standard_Boolean hasIntersection = aTimeEnter <= aTimeLeave && aTimeLeave >= 0;
     if (hasIntersection)
     {
       theTimeEnter = aTimeEnter;