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. More...

#include <Select3D_InteriorSensitivePointSet.hxx>

Inheritance diagram for Select3D_InteriorSensitivePointSet:

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Public Member Functions
	Select3D_InteriorSensitivePointSet (const Handle< SelectBasics_EntityOwner > &theOwnerId, const TColgp_Array1OfPnt &thePoints)
	Splits the given point set thePoints onto planar convex polygons. More...

virtual void	GetPoints (Handle< TColgp_HArray1OfPnt > &theHArrayOfPnt)
	Initializes the given array theHArrayOfPnt by 3d coordinates of vertices of the whole point set. More...

virtual Standard_Integer	Size () const override
	Returns the length of vector of planar convex polygons. More...

virtual Select3D_BndBox3d	Box (const Standard_Integer theIdx) const override
	Returns bounding box of planar convex polygon with index theIdx. More...

virtual Standard_Real	Center (const Standard_Integer theIdx, const Standard_Integer theAxis) const override
	Returns geometry center of planar convex polygon with index theIdx in the vector along the given axis theAxis. More...

virtual void	Swap (const Standard_Integer theIdx1, const Standard_Integer theIdx2) override
	Swaps items with indexes theIdx1 and theIdx2 in the vector. More...

virtual Select3D_BndBox3d	BoundingBox () override
	Returns bounding box of the point set. If location transformation is set, it will be applied. More...

virtual gp_Pnt	CenterOfGeometry () const override
	Returns center of the point set. If location transformation is set, it will be applied. More...

virtual Standard_Integer	NbSubElements () override
	Returns the amount of points in set. More...

Public Member Functions inherited from Select3D_SensitiveSet
	Select3D_SensitiveSet (const Handle< SelectBasics_EntityOwner > &theOwnerId)
	Creates new empty sensitive set and its content. More...

	~Select3D_SensitiveSet ()

virtual Standard_Boolean	Matches (SelectBasics_SelectingVolumeManager &theMgr, SelectBasics_PickResult &thePickResult) override
	Checks whether one or more entities of the set overlap current selecting volume. Implements the traverse of BVH tree built for the set. More...

void	BVH () override
	Builds BVH tree for sensitive set. Must be called manually to build BVH tree for any sensitive set in case if its content was initialized not in a constructor, but element by element. More...

void	MarkDirty ()
	Marks BVH tree of the set as outdated. It will be rebuild at the next call of BVH() More...

virtual void	Clear () override
	Destroys cross-reference to avoid memory leak. More...

Standard_Integer	GetLeafNodeSize () const
	Returns a number of nodes in 1 BVH leaf. More...

Public Member Functions inherited from Select3D_SensitiveEntity
virtual Handle< Select3D_SensitiveEntity >	GetConnected ()
	Originally this method intended to return sensitive entity with new location aLocation, but currently sensitive entities do not hold a location, instead HasLocation() and Location() methods call corresponding entity owner's methods. Thus all entities returned by GetConnected() share the same location propagated from corresponding selectable object. You must redefine this function for any type of sensitive entity which can accept another connected sensitive entity.//can be connected to another sensitive entity. More...

virtual Standard_Boolean	HasInitLocation () const override
	Returns true if the shape corresponding to the entity has init location. More...

virtual gp_Trsf	InvInitLocation () const override
	Returns inversed location transformation matrix if the shape corresponding to this entity has init location set. Otherwise, returns identity matrix. More...

Public Member Functions inherited from SelectBasics_SensitiveEntity
virtual void	Set (const Handle< SelectBasics_EntityOwner > &theOwnerId)
	Sets owner of the entity. More...

const Handle< SelectBasics_EntityOwner > &	OwnerId () const
	Returns pointer to owner of the entity. More...

Standard_Integer	SensitivityFactor () const
	allows a better sensitivity for a specific entity in selection algorithms useful for small sized entities. More...

void	SetSensitivityFactor (const Standard_Integer theNewSens)
	Allows to manage sensitivity of a particular sensitive entity. More...

Public Member Functions inherited from MMgt_TShared
virtual void	Delete () const override
	Memory deallocator for transient classes. More...

Public Member Functions inherited from Standard_Transient
	Standard_Transient ()
	Empty constructor. More...

	Standard_Transient (const Standard_Transient &)
	Copy constructor – does nothing. More...

Standard_Transient &	operator= (const Standard_Transient &)
	Assignment operator, needed to avoid copying reference counter. More...

virtual	~Standard_Transient ()
	Destructor must be virtual. More...

virtual const opencascade::handle< Standard_Type > &	DynamicType () const
	Returns a type descriptor about this object. More...

Standard_Boolean	IsInstance (const opencascade::handle< Standard_Type > &theType) const
	Returns a true value if this is an instance of Type. More...

Standard_Boolean	IsInstance (const Standard_CString theTypeName) const
	Returns a true value if this is an instance of TypeName. More...

Standard_Boolean	IsKind (const opencascade::handle< Standard_Type > &theType) const
	Returns true if this is an instance of Type or an instance of any class that inherits from Type. Note that multiple inheritance is not supported by OCCT RTTI mechanism. More...

Standard_Boolean	IsKind (const Standard_CString theTypeName) const
	Returns true if this is an instance of TypeName or an instance of any class that inherits from TypeName. Note that multiple inheritance is not supported by OCCT RTTI mechanism. More...

Standard_Transient *	This () const
	Returns non-const pointer to this object (like const_cast). For protection against creating handle to objects allocated in stack or call from constructor, it will raise exception Standard_ProgramError if reference counter is zero. More...

Standard_Integer	GetRefCount () const
	Get the reference counter of this object. More...

void	IncrementRefCounter () const
	Increments the reference counter of this object. More...

Standard_Integer	DecrementRefCounter () const
	Decrements the reference counter of this object; returns the decremented value. More...

Protected Member Functions
virtual Standard_Boolean	overlapsElement (SelectBasics_SelectingVolumeManager &theMgr, Standard_Integer theElemIdx, Standard_Real &theMatchDepth) override
	Checks whether the planar convex polygon with index theIdx in myPlanarPolygons overlaps the current selecting volume. More...

virtual Standard_Boolean	elementIsInside (SelectBasics_SelectingVolumeManager &theMgr, const Standard_Integer theElemIdx) override
	Checks whether the entity with index theIdx is inside the current selecting volume. More...

virtual Standard_Real	distanceToCOG (SelectBasics_SelectingVolumeManager &theMgr) override
	Calculates distance from the 3d projection of used-picked screen point to center of the geometry. More...

Protected Member Functions inherited from Select3D_SensitiveEntity
	Select3D_SensitiveEntity (const Handle< SelectBasics_EntityOwner > &theOwnerId)

Protected Member Functions inherited from SelectBasics_SensitiveEntity
	SelectBasics_SensitiveEntity (const Handle< SelectBasics_EntityOwner > &theOwnerId)

Protected Attributes
Select3D_VectorOfHPoly	myPlanarPolygons
	Vector of planar polygons. More...

Handle< TColStd_HArray1OfInteger >	myPolygonsIdxs
	Indexes array for BVH calculation. More...

gp_Pnt	myCOG
	Center of the point set. More...

Select3D_BndBox3d	myBndBox
	Bounding box of the point set. More...

Protected Attributes inherited from Select3D_SensitiveSet
Standard_Integer	myDetectedIdx
	Index of detected primitive in BVH sorted primitive array, for debug purposes. More...

Protected Attributes inherited from SelectBasics_SensitiveEntity
Handle< SelectBasics_EntityOwner >	myOwnerId

Additional Inherited Members
Public Types inherited from Standard_Transient
typedef void	base_type
	Returns a type descriptor about this object. More...

Static Public Member Functions inherited from Standard_Transient
static const char *	get_type_name ()
	Returns a type descriptor about this object. More...

static const opencascade::handle< Standard_Type > &	get_type_descriptor ()
	Returns type descriptor of Standard_Transient class. More...

Detailed Description

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.

Constructor & Destructor Documentation

Select3D_InteriorSensitivePointSet::Select3D_InteriorSensitivePointSet	(	const Handle< SelectBasics_EntityOwner > &	theOwnerId,
		const TColgp_Array1OfPnt &	thePoints
	)

Splits the given point set thePoints onto planar convex polygons.

Member Function Documentation

virtual Select3D_BndBox3d Select3D_InteriorSensitivePointSet::BoundingBox ( )

overridevirtual

Returns bounding box of the point set. If location transformation is set, it will be applied.

Reimplemented from Select3D_SensitiveSet.

virtual Select3D_BndBox3d Select3D_InteriorSensitivePointSet::Box ( const Standard_Integer theIdx ) const

overridevirtual

Returns bounding box of planar convex polygon with index theIdx.

Implements Select3D_SensitiveSet.

virtual Standard_Real Select3D_InteriorSensitivePointSet::Center	(	const Standard_Integer	theIdx,
		const Standard_Integer	theAxis
	)		const

overridevirtual

Returns geometry center of planar convex polygon with index theIdx in the vector along the given axis theAxis.

Implements Select3D_SensitiveSet.

virtual gp_Pnt Select3D_InteriorSensitivePointSet::CenterOfGeometry ( ) const

overridevirtual

Returns center of the point set. If location transformation is set, it will be applied.

Reimplemented from Select3D_SensitiveSet.

virtual Standard_Real Select3D_InteriorSensitivePointSet::distanceToCOG ( SelectBasics_SelectingVolumeManager & theMgr )

overrideprotectedvirtual

Calculates distance from the 3d projection of used-picked screen point to center of the geometry.

Implements Select3D_SensitiveSet.

virtual Standard_Boolean Select3D_InteriorSensitivePointSet::elementIsInside	(	SelectBasics_SelectingVolumeManager &	theMgr,
		const Standard_Integer	theElemIdx
	)

overrideprotectedvirtual

Checks whether the entity with index theIdx is inside the current selecting volume.

Implements Select3D_SensitiveSet.

virtual void Select3D_InteriorSensitivePointSet::GetPoints ( Handle< TColgp_HArray1OfPnt > & theHArrayOfPnt )

virtual

Initializes the given array theHArrayOfPnt by 3d coordinates of vertices of the whole point set.

virtual Standard_Integer Select3D_InteriorSensitivePointSet::NbSubElements ( )

overridevirtual

Returns the amount of points in set.

Implements Select3D_SensitiveEntity.

virtual Standard_Boolean Select3D_InteriorSensitivePointSet::overlapsElement	(	SelectBasics_SelectingVolumeManager &	theMgr,
		Standard_Integer	theElemIdx,
		Standard_Real &	theMatchDepth
	)

overrideprotectedvirtual

Checks whether the planar convex polygon with index theIdx in myPlanarPolygons overlaps the current selecting volume.

Implements Select3D_SensitiveSet.

virtual Standard_Integer Select3D_InteriorSensitivePointSet::Size ( ) const

overridevirtual

Returns the length of vector of planar convex polygons.

Implements Select3D_SensitiveSet.

virtual void Select3D_InteriorSensitivePointSet::Swap	(	const Standard_Integer	theIdx1,
		const Standard_Integer	theIdx2
	)

overridevirtual

Swaps items with indexes theIdx1 and theIdx2 in the vector.

Implements Select3D_SensitiveSet.

Field Documentation

Select3D_BndBox3d Select3D_InteriorSensitivePointSet::myBndBox

protected

Bounding box of the point set.

gp_Pnt Select3D_InteriorSensitivePointSet::myCOG

protected

Center of the point set.

Select3D_VectorOfHPoly Select3D_InteriorSensitivePointSet::myPlanarPolygons

protected

Vector of planar polygons.

Handle< TColStd_HArray1OfInteger > Select3D_InteriorSensitivePointSet::myPolygonsIdxs

protected

Indexes array for BVH calculation.

The documentation for this class was generated from the following file:

Select3D_InteriorSensitivePointSet.hxx

Public Member Functions

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Field Documentation