X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FSMESHUtils%2FSMESH_Quadtree.cxx;h=38cd2ef09a3d7e69a2bdcf9eb330003b26ac7843;hb=9c03aded93701016bfbe0de6cc654c2d97631ee5;hp=9d8a6ebf4739998a0e1470d3a360f0e06142996a;hpb=c98d9fcd7f02c1f1f5c24dd3e709ed75228d66c4;p=modules%2Fsmesh.git

diff --git a/src/SMESHUtils/SMESH_Quadtree.cxx b/src/SMESHUtils/SMESH_Quadtree.cxx
index 9d8a6ebf4..38cd2ef09 100644
--- a/src/SMESHUtils/SMESH_Quadtree.cxx
+++ b/src/SMESHUtils/SMESH_Quadtree.cxx
@@ -74,3 +74,20 @@ double SMESH_Quadtree::maxSize() const
   }
   return 0.;
 }
+
+//================================================================================
+/*!
+ * \brief Change size of a box by a factor; each dimension changes independently of others
+ */
+//================================================================================
+
+void SMESH_Quadtree::enlargeByFactor( Bnd_B2d* box, double factor ) const
+{
+  if ( !box->IsVoid() )
+  {
+    gp_XY halfSize = 0.5 * ( box->CornerMax() - box->CornerMin() );
+    for ( int iDim = 1; iDim <= 2; ++iDim )
+      halfSize.SetCoord( iDim, factor * halfSize.Coord( iDim ));
+    box->SetHSize( halfSize );
+  }
+}