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79 lines
3.0 KiB
C++
79 lines
3.0 KiB
C++
// Created on: 2014-08-15
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// Created by: Varvara POSKONINA
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// Copyright (c) 2005-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef _SelectMgr_SensitiveEntitySet_HeaderFile
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#define _SelectMgr_SensitiveEntitySet_HeaderFile
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#include <BVH_PrimitiveSet.hxx>
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#include <NCollection_IndexedMap.hxx>
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#include <NCollection_Handle.hxx>
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#include <Select3D_BndBox3d.hxx>
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#include <SelectMgr_SensitiveEntity.hxx>
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#include <SelectMgr_Selection.hxx>
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typedef NCollection_IndexedMap<Handle(SelectMgr_SensitiveEntity)> SelectMgr_IndexedMapOfHSensitive;
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//! This class is used to store all calculated sensitive entites of one selectable
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//! object. It provides an interface for building BVH tree which is used to speed-up
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//! the performance of searching for overlap among sensitives of one selectable object
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class SelectMgr_SensitiveEntitySet : public BVH_PrimitiveSet<Standard_Real, 3>
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{
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Handle(SelectMgr_SensitiveEntity) EMPTY_ENT;
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public:
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SelectMgr_SensitiveEntitySet();
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virtual ~SelectMgr_SensitiveEntitySet() {};
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//! Adds new entity to the set and marks BVH tree for rebuild
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void Append (const Handle(SelectMgr_SensitiveEntity)& theEntity);
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//! Adds every entity of selection theSelection to the set and marks
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//! BVH tree for rebuild
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void Append (const Handle(SelectMgr_Selection)& theSelection);
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//! Removes every entity of selection theSelection from the set
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//! and marks BVH tree for rebuild
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void Remove (const Handle(SelectMgr_Selection)& theSelection);
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//! Returns bounding box of entity with index theIdx
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virtual Select3D_BndBox3d Box (const Standard_Integer theIndex) const Standard_OVERRIDE;
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//! Returns geometry center of sensitive entity index theIdx
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//! along the given axis theAxis
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virtual Standard_Real Center (const Standard_Integer theIndex,
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const Standard_Integer theAxis) const Standard_OVERRIDE;
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//! Swaps items with indexes theIdx1 and theIdx2
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virtual void Swap (const Standard_Integer theIndex1,
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const Standard_Integer theIndex2) Standard_OVERRIDE;
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//! Returns the amount of entities
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virtual Standard_Integer Size() const Standard_OVERRIDE;
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//! Returns the entity with index theIndex in the set
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const Handle(SelectMgr_SensitiveEntity)& GetSensitiveById (const Standard_Integer theIndex) const;
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private:
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SelectMgr_IndexedMapOfHSensitive mySensitives; //!< Map of entities and its corresponding index in BVH
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};
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#endif // _SelectMgr_SensitiveEntitySet_HeaderFile
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