/usr/include/oce/Select3D_BVHPrimitiveContent.hxx is in liboce-visualization-dev 0.18.2-2build1.
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// Created by: Varvara POSKONINA
// Copyright (c) 2005-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#ifndef _Select3D_BVHPrimitiveContent_Header
#define _Select3D_BVHPrimitiveContent_Header
#include <BVH_PrimitiveSet.hxx>
#include <Select3D_SensitiveSet.hxx>
class Select3D_SensitiveSet;
//! The purpose of this class is to provide a link between BVH_PrimitiveSet
//! and Select3D_SensitiveSet instance to build BVH tree for set of sensitives
class Select3D_BVHPrimitiveContent : public BVH_PrimitiveSet<Standard_Real, 3>
{
public:
//! Initializes new linear BVH builder for the set of sensitives
//! theSensitiveSet given
Select3D_BVHPrimitiveContent (const Handle(Select3D_SensitiveSet)& theSensitiveSet);
~Select3D_BVHPrimitiveContent() {};
//! Returns the length of set of sensitives
Standard_EXPORT virtual Standard_Integer Size() const Standard_OVERRIDE;
//! Returns bounding box of sensitive with index theIdx
Standard_EXPORT virtual Select3D_BndBox3d Box (const Standard_Integer theIdx) const Standard_OVERRIDE;
//! Returns center of sensitive with index theIdx in the set along the
//! given axis theAxis
Standard_EXPORT virtual Standard_Real Center (const Standard_Integer theIdx,
const Standard_Integer theAxis) const Standard_OVERRIDE;
//! Swaps items with indexes theIdx1 and theIdx2 in the set
Standard_EXPORT virtual void Swap (const Standard_Integer theIdx1,
const Standard_Integer theIdx2) Standard_OVERRIDE;
//! Returns the tree built for set of sensitives
Standard_EXPORT const NCollection_Handle<BVH_Tree<Standard_Real, 3> >& GetBVH();
//! Returns a number of nodes in 1 BVH leaf
Standard_Integer GetLeafNodeSize() const { return myLeafNodeSize; }
protected:
Handle(Select3D_SensitiveSet) mySensitiveSet; //!< Set of sensitive entities
private:
static const Standard_Integer myLeafNodeSize = 8; //!< Number of sub-elements in the leaf
};
#endif // _Select3D_BVHPrimitiveContent_Header
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