This class contains representation of selecting axis, created in case of point selection and algorithms for overlap detection between this axis and sensitive entities. More...

#include <SelectMgr_AxisIntersector.hxx>

Inheritance diagram for SelectMgr_AxisIntersector:

[legend]

Public Member Functions
	SelectMgr_AxisIntersector ()
	Empty constructor. More...

virtual	~SelectMgr_AxisIntersector ()
	Destructor. More...

void	Init (const gp_Ax1 &theAxis)
	Initializes selecting axis according to the input one. More...

virtual void	Build () override
	Builds axis according to internal parameters. NOTE: it should be called after Init() method. More...

virtual void	SetCamera (const Handle< Graphic3d_Camera > &theCamera) override
	Saves camera definition. Do nothing for axis intersector (not applicable to this volume). More...

virtual Standard_Boolean	IsScalable () const override
	Returns FALSE (not applicable to this volume). More...

virtual Handle< SelectMgr_BaseIntersector >	ScaleAndTransform (const Standard_Integer theScaleFactor, const gp_GTrsf &theTrsf, const Handle< SelectMgr_FrustumBuilder > &theBuilder) const override
	IMPORTANT: Scaling doesn't make sense for this intersector. Returns a copy of the intersector transformed using the matrix given. Builder is an optional argument that represents corresponding settings for re-constructing transformed frustum from scratch. Can be null if reconstruction is not expected furthermore. More...

virtual Standard_Boolean	OverlapsBox (const SelectMgr_Vec3 &theBoxMin, const SelectMgr_Vec3 &theBoxMax, const SelectMgr_ViewClipRange &theClipRange, SelectBasics_PickResult &thePickResult) const override
	Intersection test between defined axis and given axis-aligned box. More...

virtual Standard_Boolean	OverlapsBox (const SelectMgr_Vec3 &theBoxMin, const SelectMgr_Vec3 &theBoxMax, Standard_Boolean *theInside) const override
	Returns true if selecting axis intersects axis-aligned bounding box with minimum corner at point theMinPt and maximum at point theMaxPt. More...

virtual Standard_Boolean	OverlapsPoint (const gp_Pnt &thePnt, const SelectMgr_ViewClipRange &theClipRange, SelectBasics_PickResult &thePickResult) const override
	Intersection test between defined axis and given point. More...

virtual Standard_Boolean	OverlapsPoint (const gp_Pnt &thePnt) const override
	Intersection test between defined axis and given point. More...

virtual Standard_Boolean	OverlapsPolygon (const TColgp_Array1OfPnt &theArrayOfPnts, Select3D_TypeOfSensitivity theSensType, const SelectMgr_ViewClipRange &theClipRange, SelectBasics_PickResult &thePickResult) const override
	Intersection test between defined axis and given ordered set of points, representing line segments. The test may be considered of interior part or boundary line defined by segments depending on given sensitivity type. More...

virtual Standard_Boolean	OverlapsSegment (const gp_Pnt &thePnt1, const gp_Pnt &thePnt2, const SelectMgr_ViewClipRange &theClipRange, SelectBasics_PickResult &thePickResult) const override
	Checks if selecting axis intersects line segment. More...

virtual Standard_Boolean	OverlapsTriangle (const gp_Pnt &thePnt1, const gp_Pnt &thePnt2, const gp_Pnt &thePnt3, Select3D_TypeOfSensitivity theSensType, const SelectMgr_ViewClipRange &theClipRange, SelectBasics_PickResult &thePickResult) const override
	Intersection test between defined axis and given triangle. The test may be considered of interior part or boundary line defined by triangle vertices depending on given sensitivity type. More...

virtual Standard_Boolean	OverlapsSphere (const gp_Pnt &theCenter, const Standard_Real theRadius, Standard_Boolean *theInside=NULL) const override
	Intersection test between defined axis and given sphere with center theCenter and radius theRadius. More...

virtual Standard_Boolean	OverlapsSphere (const gp_Pnt &theCenter, const Standard_Real theRadius, const SelectMgr_ViewClipRange &theClipRange, SelectBasics_PickResult &thePickResult) const override
	Intersection test between defined axis and given sphere with center theCenter and radius theRadius. More...

virtual Standard_Boolean	OverlapsCylinder (const Standard_Real theBottomRad, const Standard_Real theTopRad, const Standard_Real theHeight, const gp_Trsf &theTrsf, const SelectMgr_ViewClipRange &theClipRange, SelectBasics_PickResult &thePickResult) const override
	Returns true if selecting volume is overlapped by cylinder (or cone) with radiuses theBottomRad and theTopRad, height theHeight and transformation to apply theTrsf. More...

virtual Standard_Boolean	OverlapsCylinder (const Standard_Real theBottomRad, const Standard_Real theTopRad, const Standard_Real theHeight, const gp_Trsf &theTrsf, Standard_Boolean *theInside=NULL) const override
	Returns true if selecting volume is overlapped by cylinder (or cone) with radiuses theBottomRad and theTopRad, height theHeight and transformation to apply theTrsf. More...

virtual Standard_Real	DistToGeometryCenter (const gp_Pnt &theCOG) const override
	Measures distance between start axis point and given point theCOG. More...

virtual gp_Pnt	DetectedPoint (const Standard_Real theDepth) const override
	Calculates the point on a axis ray that was detected during the run of selection algo by given depth. More...

virtual const gp_Pnt &	GetNearPnt () const override
	Returns near point along axis. More...

virtual const gp_Pnt &	GetFarPnt () const override
	Returns far point along axis (infinite). More...

virtual const gp_Dir &	GetViewRayDirection () const override
	Returns axis direction. More...

virtual void	DumpJson (Standard_OStream &theOStream, Standard_Integer theDepth=-1) const override
	Dumps the content of me into the stream. More...

Public Member Functions inherited from SelectMgr_BaseIntersector
	SelectMgr_BaseIntersector ()
	Creates new empty selecting volume. More...

virtual	~SelectMgr_BaseIntersector ()
	Destructor. More...

SelectMgr_SelectionType	GetSelectionType () const
	Returns selection type of this intersector. More...

virtual void	SetPixelTolerance (const Standard_Integer theTol)
	Sets pixel tolerance. It makes sense only for scalable intersectors (built on a single point). This method does nothing for the base class. More...

const Handle< Graphic3d_Camera > &	Camera () const
	Return camera definition. More...

virtual void	WindowSize (Standard_Integer &theWidth, Standard_Integer &theHeight) const
	Returns current window size. This method doesn't set any output values for the base class. More...

virtual void	SetWindowSize (const Standard_Integer theWidth, const Standard_Integer theHeight)
	Sets current window size. This method does nothing for the base class. More...

virtual void	SetViewport (const Standard_Real theX, const Standard_Real theY, const Standard_Real theWidth, const Standard_Real theHeight)
	Sets viewport parameters. This method does nothing for the base class. More...

virtual const gp_Pnt2d &	GetMousePosition () const
	Returns current mouse coordinates. This method returns infinite point for the base class. More...

virtual void	GetPlanes (NCollection_Vector< SelectMgr_Vec4 > &thePlaneEquations) const
	Stores plane equation coefficients (in the following form: Ax + By + Cz + D = 0) to the given vector. This method only clears input vector for the base class. More...

virtual Standard_Boolean	RaySphereIntersection (const gp_Pnt &theCenter, const Standard_Real theRadius, const gp_Pnt &theLoc, const gp_Dir &theRayDir, Standard_Real &theTimeEnter, Standard_Real &theTimeLeave) const
	Checks whether the ray that starts at the point theLoc and directs with the direction theRayDir intersects with the sphere with center at theCenter and radius TheRadius. More...

virtual Standard_Boolean	RayCylinderIntersection (const Standard_Real theBottomRadius, const Standard_Real theTopRadius, const Standard_Real theHeight, const gp_Pnt &theLoc, const gp_Dir &theRayDir, Standard_Real &theTimeEnter, Standard_Real &theTimeLeave) const
	Checks whether the ray that starts at the point theLoc and directs with the direction theRayDir intersects with the cylinder (or cone) with radiuses theBottomRad and theTopRad and height theHeights. 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 void	Delete () const
	Memory deallocator for transient classes. 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
Standard_Boolean	hasIntersection (const SelectMgr_Vec3 &theBoxMin, const SelectMgr_Vec3 &theBoxMax, Standard_Real &theTimeEnter, Standard_Real &theTimeLeave) const
	Returns true if selecting axis intersects axis-aligned bounding box with minimum corner at point theBoxMin and maximum at point theBoxMax. Also returns enter and leave time of axis-box intersection. More...

Standard_Boolean	hasIntersection (const gp_Pnt &thePnt, Standard_Real &theDepth) const
	Returns true if selecting axis intersects point. Also returns time of axis-point intersection. More...

Standard_Boolean	raySegmentDistance (const gp_Pnt &theSegPnt1, const gp_Pnt &theSegPnt2, SelectBasics_PickResult &thePickResult) const
	Returns true if selecting axis intersects segment. Also saves time of axis-segment intersection and intersection point as pick result. More...

Standard_Boolean	rayPlaneIntersection (const gp_Vec &thePlane, const gp_Pnt &thePntOnPlane, SelectBasics_PickResult &thePickResult) const
	Returns true if selecting axis intersects plane. Also saves time of axis-plane intersection and intersection point as pick result. More...

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...

Protected Attributes inherited from SelectMgr_BaseIntersector
Handle< Graphic3d_Camera >	myCamera
	camera definition (if builder isn't NULL it is the same as its camera) More...

SelectMgr_SelectionType	mySelectionType
	type of selection More...

Detailed Description

This class contains representation of selecting axis, created in case of point selection and algorithms for overlap detection between this axis and sensitive entities.

Constructor & Destructor Documentation

◆ SelectMgr_AxisIntersector()

SelectMgr_AxisIntersector::SelectMgr_AxisIntersector ( )

Empty constructor.

◆ ~SelectMgr_AxisIntersector()

virtual SelectMgr_AxisIntersector::~SelectMgr_AxisIntersector ( )

virtual

Destructor.

Member Function Documentation

◆ Build()

virtual void SelectMgr_AxisIntersector::Build ( )

overridevirtual

Builds axis according to internal parameters. NOTE: it should be called after Init() method.

Implements SelectMgr_BaseIntersector.

◆ DetectedPoint()

virtual gp_Pnt SelectMgr_AxisIntersector::DetectedPoint ( const Standard_Real theDepth ) const

overridevirtual

Calculates the point on a axis ray that was detected during the run of selection algo by given depth.

Reimplemented from SelectMgr_BaseIntersector.

◆ DistToGeometryCenter()

virtual Standard_Real SelectMgr_AxisIntersector::DistToGeometryCenter ( const gp_Pnt & theCOG ) const

overridevirtual

Measures distance between start axis point and given point theCOG.

Reimplemented from SelectMgr_BaseIntersector.

◆ DumpJson()

virtual void SelectMgr_AxisIntersector::DumpJson	(	Standard_OStream &	theOStream,
		Standard_Integer	theDepth = `-1`
	)		const

overridevirtual

Dumps the content of me into the stream.

Reimplemented from SelectMgr_BaseIntersector.

◆ GetFarPnt()

virtual const gp_Pnt& SelectMgr_AxisIntersector::GetFarPnt ( ) const

overridevirtual

Returns far point along axis (infinite).

Reimplemented from SelectMgr_BaseIntersector.

◆ GetNearPnt()

virtual const gp_Pnt& SelectMgr_AxisIntersector::GetNearPnt ( ) const

overridevirtual

Returns near point along axis.

Reimplemented from SelectMgr_BaseIntersector.

◆ GetViewRayDirection()

virtual const gp_Dir& SelectMgr_AxisIntersector::GetViewRayDirection ( ) const

overridevirtual

Returns axis direction.

Reimplemented from SelectMgr_BaseIntersector.

◆ hasIntersection() [1/2]

Standard_Boolean SelectMgr_AxisIntersector::hasIntersection	(	const gp_Pnt &	thePnt,
		Standard_Real &	theDepth
	)		const

protected

Returns true if selecting axis intersects point. Also returns time of axis-point intersection.

◆ hasIntersection() [2/2]

Standard_Boolean SelectMgr_AxisIntersector::hasIntersection	(	const SelectMgr_Vec3 &	theBoxMin,
		const SelectMgr_Vec3 &	theBoxMax,
		Standard_Real &	theTimeEnter,
		Standard_Real &	theTimeLeave
	)		const

protected

Returns true if selecting axis intersects axis-aligned bounding box with minimum corner at point theBoxMin and maximum at point theBoxMax. Also returns enter and leave time of axis-box intersection.

◆ Init()

void SelectMgr_AxisIntersector::Init ( const gp_Ax1 & theAxis )

Initializes selecting axis according to the input one.

◆ IsScalable()

virtual Standard_Boolean SelectMgr_AxisIntersector::IsScalable ( ) const

inlineoverridevirtual

Returns FALSE (not applicable to this volume).

Implements SelectMgr_BaseIntersector.

◆ OverlapsBox() [1/2]

virtual Standard_Boolean SelectMgr_AxisIntersector::OverlapsBox	(	const SelectMgr_Vec3 &	theBoxMin,
		const SelectMgr_Vec3 &	theBoxMax,
		const SelectMgr_ViewClipRange &	theClipRange,
		SelectBasics_PickResult &	thePickResult
	)		const

overridevirtual

Intersection test between defined axis and given axis-aligned box.

Implements SelectMgr_BaseIntersector.

◆ OverlapsBox() [2/2]

virtual Standard_Boolean SelectMgr_AxisIntersector::OverlapsBox	(	const SelectMgr_Vec3 &	theBoxMin,
		const SelectMgr_Vec3 &	theBoxMax,
		Standard_Boolean *	theInside
	)		const

overridevirtual

Returns true if selecting axis intersects axis-aligned bounding box with minimum corner at point theMinPt and maximum at point theMaxPt.

Implements SelectMgr_BaseIntersector.

◆ OverlapsCylinder() [1/2]

virtual Standard_Boolean SelectMgr_AxisIntersector::OverlapsCylinder	(	const Standard_Real	theBottomRad,
		const Standard_Real	theTopRad,
		const Standard_Real	theHeight,
		const gp_Trsf &	theTrsf,
		const SelectMgr_ViewClipRange &	theClipRange,
		SelectBasics_PickResult &	thePickResult
	)		const

overridevirtual

Returns true if selecting volume is overlapped by cylinder (or cone) with radiuses theBottomRad and theTopRad, height theHeight and transformation to apply theTrsf.

Implements SelectMgr_BaseIntersector.

◆ OverlapsCylinder() [2/2]

virtual Standard_Boolean SelectMgr_AxisIntersector::OverlapsCylinder	(	const Standard_Real	theBottomRad,
		const Standard_Real	theTopRad,
		const Standard_Real	theHeight,
		const gp_Trsf &	theTrsf,
		Standard_Boolean *	theInside = `NULL`
	)		const

overridevirtual

Returns true if selecting volume is overlapped by cylinder (or cone) with radiuses theBottomRad and theTopRad, height theHeight and transformation to apply theTrsf.

Implements SelectMgr_BaseIntersector.

◆ OverlapsPoint() [1/2]

virtual Standard_Boolean SelectMgr_AxisIntersector::OverlapsPoint ( const gp_Pnt & thePnt ) const

overridevirtual

Intersection test between defined axis and given point.

Implements SelectMgr_BaseIntersector.

◆ OverlapsPoint() [2/2]

virtual Standard_Boolean SelectMgr_AxisIntersector::OverlapsPoint	(	const gp_Pnt &	thePnt,
		const SelectMgr_ViewClipRange &	theClipRange,
		SelectBasics_PickResult &	thePickResult
	)		const

overridevirtual

Intersection test between defined axis and given point.

Implements SelectMgr_BaseIntersector.

◆ OverlapsPolygon()

virtual Standard_Boolean SelectMgr_AxisIntersector::OverlapsPolygon	(	const TColgp_Array1OfPnt &	theArrayOfPnts,
		Select3D_TypeOfSensitivity	theSensType,
		const SelectMgr_ViewClipRange &	theClipRange,
		SelectBasics_PickResult &	thePickResult
	)		const

overridevirtual

Intersection test between defined axis and given ordered set of points, representing line segments. The test may be considered of interior part or boundary line defined by segments depending on given sensitivity type.

Implements SelectMgr_BaseIntersector.

◆ OverlapsSegment()

virtual Standard_Boolean SelectMgr_AxisIntersector::OverlapsSegment	(	const gp_Pnt &	thePnt1,
		const gp_Pnt &	thePnt2,
		const SelectMgr_ViewClipRange &	theClipRange,
		SelectBasics_PickResult &	thePickResult
	)		const

overridevirtual

Checks if selecting axis intersects line segment.

Implements SelectMgr_BaseIntersector.

◆ OverlapsSphere() [1/2]

virtual Standard_Boolean SelectMgr_AxisIntersector::OverlapsSphere	(	const gp_Pnt &	theCenter,
		const Standard_Real	theRadius,
		const SelectMgr_ViewClipRange &	theClipRange,
		SelectBasics_PickResult &	thePickResult
	)		const

overridevirtual

Intersection test between defined axis and given sphere with center theCenter and radius theRadius.

Implements SelectMgr_BaseIntersector.

◆ OverlapsSphere() [2/2]

virtual Standard_Boolean SelectMgr_AxisIntersector::OverlapsSphere	(	const gp_Pnt &	theCenter,
		const Standard_Real	theRadius,
		Standard_Boolean *	theInside = `NULL`
	)		const

overridevirtual

Intersection test between defined axis and given sphere with center theCenter and radius theRadius.

Implements SelectMgr_BaseIntersector.

◆ OverlapsTriangle()

virtual Standard_Boolean SelectMgr_AxisIntersector::OverlapsTriangle	(	const gp_Pnt &	thePnt1,
		const gp_Pnt &	thePnt2,
		const gp_Pnt &	thePnt3,
		Select3D_TypeOfSensitivity	theSensType,
		const SelectMgr_ViewClipRange &	theClipRange,
		SelectBasics_PickResult &	thePickResult
	)		const

overridevirtual

Intersection test between defined axis and given triangle. The test may be considered of interior part or boundary line defined by triangle vertices depending on given sensitivity type.

Implements SelectMgr_BaseIntersector.

◆ rayPlaneIntersection()

Standard_Boolean SelectMgr_AxisIntersector::rayPlaneIntersection	(	const gp_Vec &	thePlane,
		const gp_Pnt &	thePntOnPlane,
		SelectBasics_PickResult &	thePickResult
	)		const

protected

Returns true if selecting axis intersects plane. Also saves time of axis-plane intersection and intersection point as pick result.

◆ raySegmentDistance()

Standard_Boolean SelectMgr_AxisIntersector::raySegmentDistance	(	const gp_Pnt &	theSegPnt1,
		const gp_Pnt &	theSegPnt2,
		SelectBasics_PickResult &	thePickResult
	)		const

protected

Returns true if selecting axis intersects segment. Also saves time of axis-segment intersection and intersection point as pick result.

◆ ScaleAndTransform()

virtual Handle< SelectMgr_BaseIntersector > SelectMgr_AxisIntersector::ScaleAndTransform	(	const Standard_Integer	theScaleFactor,
		const gp_GTrsf &	theTrsf,
		const Handle< SelectMgr_FrustumBuilder > &	theBuilder
	)		const

overridevirtual

IMPORTANT: Scaling doesn't make sense for this intersector. Returns a copy of the intersector transformed using the matrix given. Builder is an optional argument that represents corresponding settings for re-constructing transformed frustum from scratch. Can be null if reconstruction is not expected furthermore.

Implements SelectMgr_BaseIntersector.

◆ SetCamera()

virtual void SelectMgr_AxisIntersector::SetCamera ( const Handle< Graphic3d_Camera > & theCamera )

overridevirtual

Saves camera definition. Do nothing for axis intersector (not applicable to this volume).

Reimplemented from SelectMgr_BaseIntersector.

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

SelectMgr_AxisIntersector.hxx

SelectMgr_AxisIntersector Class Reference

Public Member Functions

Protected Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ SelectMgr_AxisIntersector()

◆ ~SelectMgr_AxisIntersector()

Member Function Documentation

◆ Build()

◆ DetectedPoint()

◆ DistToGeometryCenter()

◆ DumpJson()

◆ GetFarPnt()

◆ GetNearPnt()

◆ GetViewRayDirection()

◆ hasIntersection() [1/2]

◆ hasIntersection() [2/2]

◆ Init()

◆ IsScalable()

◆ OverlapsBox() [1/2]

◆ OverlapsBox() [2/2]

◆ OverlapsCylinder() [1/2]

◆ OverlapsCylinder() [2/2]

◆ OverlapsPoint() [1/2]

◆ OverlapsPoint() [2/2]

◆ OverlapsPolygon()

◆ OverlapsSegment()

◆ OverlapsSphere() [1/2]

◆ OverlapsSphere() [2/2]

◆ OverlapsTriangle()

◆ rayPlaneIntersection()

◆ raySegmentDistance()

◆ ScaleAndTransform()

◆ SetCamera()