OpenCAX/entry/src/main/cpp/include/opencascade/Select3D_InteriorSensitivePointSet.hxx
2026-02-19 19:05:41 +08:00

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// Created on: 2014-08-15
// 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_InteriorSensitivePointSet_HeaderFile
#define _Select3D_InteriorSensitivePointSet_HeaderFile
#include "Select3D_SensitivePoly.hxx"
#include "Select3D_SensitiveSet.hxx"
class SelectMgr_EntityOwner;
typedef NCollection_Vector<Handle(Select3D_SensitivePoly)> Select3D_VectorOfHPoly;
//! This class handles the selection of arbitrary point set with internal type of sensitivity.
//! The main principle is to split the point set given onto planar convex polygons and search
//! for the overlap with one or more of them through traverse of BVH tree.
class Select3D_InteriorSensitivePointSet : public Select3D_SensitiveSet
{
public:
//! Splits the given point set thePoints onto planar convex polygons
Standard_EXPORT Select3D_InteriorSensitivePointSet(
const Handle(SelectMgr_EntityOwner)& theOwnerId,
const TColgp_Array1OfPnt& thePoints);
//! Initializes the given array theHArrayOfPnt by 3d coordinates of vertices of the
//! whole point set
Standard_EXPORT virtual void GetPoints(Handle(TColgp_HArray1OfPnt)& theHArrayOfPnt);
//! Returns the length of vector of planar convex polygons
Standard_EXPORT virtual Standard_Integer Size() const Standard_OVERRIDE;
//! Returns bounding box of planar convex polygon with index theIdx
Standard_EXPORT virtual Select3D_BndBox3d Box(const Standard_Integer theIdx) const
Standard_OVERRIDE;
//! Returns geometry center of planar convex polygon with index
//! theIdx in the vector 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 vector
Standard_EXPORT virtual void Swap(const Standard_Integer theIdx1,
const Standard_Integer theIdx2) Standard_OVERRIDE;
//! Returns bounding box of the point set. If location
//! transformation is set, it will be applied
Standard_EXPORT virtual Select3D_BndBox3d BoundingBox() Standard_OVERRIDE;
//! Returns center of the point set. If location
//! transformation is set, it will be applied
Standard_EXPORT virtual gp_Pnt CenterOfGeometry() const Standard_OVERRIDE;
//! Returns the amount of points in set
Standard_EXPORT virtual Standard_Integer NbSubElements() const Standard_OVERRIDE;
//! Dumps the content of me into the stream
Standard_EXPORT virtual void DumpJson(Standard_OStream& theOStream,
Standard_Integer theDepth = -1) const Standard_OVERRIDE;
DEFINE_STANDARD_RTTIEXT(Select3D_InteriorSensitivePointSet, Select3D_SensitiveSet)
protected:
//! Checks whether the planar convex polygon with index theIdx
//! in myPlanarPolygons overlaps the current selecting volume
Standard_EXPORT virtual Standard_Boolean overlapsElement(
SelectBasics_PickResult& thePickResult,
SelectBasics_SelectingVolumeManager& theMgr,
Standard_Integer theElemIdx,
Standard_Boolean theIsFullInside) Standard_OVERRIDE;
//! Checks whether the entity with index theIdx is inside the current selecting volume
Standard_EXPORT virtual Standard_Boolean elementIsInside(
SelectBasics_SelectingVolumeManager& theMgr,
Standard_Integer theElemIdx,
Standard_Boolean theIsFullInside) Standard_OVERRIDE;
//! Calculates distance from the 3d projection of used-picked
//! screen point to center of the geometry
Standard_EXPORT virtual Standard_Real distanceToCOG(SelectBasics_SelectingVolumeManager& theMgr)
Standard_OVERRIDE;
protected:
Select3D_VectorOfHPoly myPlanarPolygons; //!< Vector of planar polygons
Handle(TColStd_HArray1OfInteger) myPolygonsIdxs; //!< Indexes array for BVH calculation
gp_Pnt myCOG; //!< Center of the point set
Select3D_BndBox3d myBndBox; //!< Bounding box of the point set
};
DEFINE_STANDARD_HANDLE(Select3D_InteriorSensitivePointSet, Select3D_SensitiveSet)
#endif // _Select3D_InteriorSensitivePointSet_HeaderFile