-// Copyright (C) 2007-2015 CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2020 CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
#include "SMESH_Octree.hxx"
+#include <Precision.hxx>
+#include <limits>
+
//===========================================================================
/*!
* Constructor. limit must be provided at tree root construction.
}
return 0.;
}
+
+//================================================================================
+/*!
+ * \brief Change size of a box by a factor; each dimension changes independently of others
+ */
+//================================================================================
+
+void SMESH_Octree::enlargeByFactor( Bnd_B3d* box, double factor ) const
+{
+ if ( !box->IsVoid() )
+ {
+ gp_XYZ halfSize = 0.5 * ( box->CornerMax() - box->CornerMin() );
+ for ( int iDim = 1; iDim <= 3; ++iDim )
+ {
+ double newHSize = factor * halfSize.Coord( iDim );
+ if ( newHSize < std::numeric_limits<double>::min() )
+ newHSize = Precision::Confusion(); // 1.e-7
+ halfSize.SetCoord( iDim, newHSize );
+ }
+ box->SetHSize( halfSize );
+ }
+}