Select3D_Projector Class Reference

A framework to define 3D projectors.

#include <Select3D_Projector.hxx>

Public Member Functions
void *	operator new (size_t, void *anAddress)
void *	operator new (size_t size)
void	operator delete (void *anAddress)
	Select3D_Projector (const Handle< V3d_View > &aView)
	Constructs the 3D projector object defined by the 3D view aView.
	Select3D_Projector ()
	Select3D_Projector (const gp_Ax2 &CS)
	Creates an axonometric projector. <CS> is the viewing coordinate system.
	Select3D_Projector (const gp_Ax2 &CS, const Standard_Real Focus)
	Creates a perspective projector. <CS> is the viewing coordinate system.
	Select3D_Projector (const gp_Trsf &T, const Standard_Boolean Persp, const Standard_Real Focus)
	build a Projector with automatic minmax directions.
	Select3D_Projector (const gp_Trsf &T, const Standard_Boolean Persp, const Standard_Real Focus, const gp_Vec2d &v1, const gp_Vec2d &v2, const gp_Vec2d &v3)
	build a Projector with given minmax directions.
	Select3D_Projector (const gp_GTrsf &GT, const Standard_Boolean Persp, const Standard_Real Focus)
	build a Projector with automatic minmax directions.
virtual void	Delete ()
virtual	~Select3D_Projector ()
void	Set (const gp_Trsf &T, const Standard_Boolean Persp, const Standard_Real Focus)
void	SetView (const Handle< V3d_View > &V)
	Sets the 3D view V used at the time of construction.
const Handle_V3d_View &	View () const
	Returns the 3D view used at the time of construction.
virtual void	Directions (gp_Vec2d &D1, gp_Vec2d &D2, gp_Vec2d &D3) const
virtual void	Scaled (const Standard_Boolean On=Standard_False)
	to compute with the given scale and translation.
virtual Standard_Boolean	Perspective () const
	Returns True if there is a perspective transformation.
virtual const gp_GTrsf &	Transformation () const
	Returns the active transformation.
virtual const gp_GTrsf &	InvertedTransformation () const
	Returns the active inverted transformation.
virtual const gp_Trsf &	FullTransformation () const
	Returns the original transformation.
virtual Standard_Real	Focus () const
	Returns the focal length.
virtual void	Transform (gp_Vec &D) const
virtual void	Transform (gp_Pnt &Pnt) const
virtual void	Project (const gp_Pnt &P, gp_Pnt2d &Pout) const
	Transform and apply perspective if needed.
void	Project (const gp_Pnt &P, Standard_Real &X, Standard_Real &Y, Standard_Real &Z) const
	Transform and apply perspective if needed.
virtual void	Project (const gp_Pnt &P, const gp_Vec &D1, gp_Pnt2d &Pout, gp_Vec2d &D1out) const
	Transform and apply perspective if needed.
virtual void	BoxAdd (const gp_Pnt2d &P, Bnd_Box &B) const
	Adds to the box the min-max of the point.
virtual gp_Lin	Shoot (const Standard_Real X, const Standard_Real Y) const
	return a line going through the eye towards the 2d point <X,Y>.
virtual void	Transform (gp_Pnt &P, const gp_GTrsf &T) const
virtual void	Transform (gp_Lin &D, const gp_GTrsf &T) const
Protected Attributes
Standard_Boolean	myPersp
Standard_Real	myFocus
gp_Trsf	myScaledTrsf
gp_GTrsf	myGTrsf
gp_GTrsf	myInvTrsf
gp_Vec2d	myD1
gp_Vec2d	myD2
gp_Vec2d	myD3

---

Constructor & Destructor Documentation

Select3D_Projector::Select3D_Projector

(

const Handle< V3d_View > &

aView

)

Select3D_Projector::Select3D_Projector

(

)

Select3D_Projector::Select3D_Projector

(

const gp_Ax2 &

CS

)

Select3D_Projector::Select3D_Projector	(	const gp_Ax2 &	CS,
		const Standard_Real	Focus
	)

Select3D_Projector::Select3D_Projector	(	const gp_Trsf &	T,
		const Standard_Boolean	Persp,
		const Standard_Real	Focus
	)

Select3D_Projector::Select3D_Projector	(	const gp_Trsf &	T,
		const Standard_Boolean	Persp,
		const Standard_Real	Focus,
		const gp_Vec2d &	v1,
		const gp_Vec2d &	v2,
		const gp_Vec2d &	v3
	)

Select3D_Projector::Select3D_Projector	(	const gp_GTrsf &	GT,
		const Standard_Boolean	Persp,
		const Standard_Real	Focus
	)

virtual Select3D_Projector::~Select3D_Projector

(

)

[inline, virtual]

---

Member Function Documentation

virtual void Select3D_Projector::BoxAdd	(	const gp_Pnt2d &	P,
		Bnd_Box &	B
	)			const [virtual]

.

virtual void Select3D_Projector::Delete

(

)

[virtual]

virtual void Select3D_Projector::Directions	(	gp_Vec2d &	D1,
		gp_Vec2d &	D2,
		gp_Vec2d &	D3
	)			const [virtual]

virtual Standard_Real Select3D_Projector::Focus

(

)

const [virtual]

virtual const gp_Trsf& Select3D_Projector::FullTransformation

(

)

const [virtual]

virtual const gp_GTrsf& Select3D_Projector::InvertedTransformation

(

)

const [virtual]

void Select3D_Projector::operator delete

(

void *

anAddress

)

[inline]

void* Select3D_Projector::operator new

(

size_t

size

)

[inline]

void* Select3D_Projector::operator new	(	size_t	,
		void *	anAddress
	)			[inline]

virtual Standard_Boolean Select3D_Projector::Perspective

(

)

const [virtual]

virtual void Select3D_Projector::Project	(	const gp_Pnt &	P,
		const gp_Vec &	D1,
		gp_Pnt2d &	Pout,
		gp_Vec2d &	D1out
	)			const [virtual]

void Select3D_Projector::Project	(	const gp_Pnt &	P,
		Standard_Real &	X,
		Standard_Real &	Y,
		Standard_Real &	Z
	)			const

virtual void Select3D_Projector::Project	(	const gp_Pnt &	P,
		gp_Pnt2d &	Pout
	)			const [virtual]

virtual void Select3D_Projector::Scaled

(

const Standard_Boolean

On = Standard_False

)

[virtual]

void Select3D_Projector::Set	(	const gp_Trsf &	T,
		const Standard_Boolean	Persp,
		const Standard_Real	Focus
	)

void Select3D_Projector::SetView

(

const Handle< V3d_View > &

V

)

virtual gp_Lin Select3D_Projector::Shoot	(	const Standard_Real	X,
		const Standard_Real	Y
	)			const [virtual]

virtual void Select3D_Projector::Transform	(	gp_Lin &	D,
		const gp_GTrsf &	T
	)			const [virtual]

virtual void Select3D_Projector::Transform	(	gp_Pnt &	P,
		const gp_GTrsf &	T
	)			const [virtual]

virtual void Select3D_Projector::Transform

(

gp_Pnt &

Pnt

)

const [virtual]

virtual void Select3D_Projector::Transform

(

gp_Vec &

D

)

const [virtual]

virtual const gp_GTrsf& Select3D_Projector::Transformation

(

)

const [virtual]

const Handle_V3d_View& Select3D_Projector::View

(

)

const

---

Field Documentation

gp_Vec2d Select3D_Projector::myD1 [protected]

gp_Vec2d Select3D_Projector::myD2 [protected]

gp_Vec2d Select3D_Projector::myD3 [protected]

Standard_Real Select3D_Projector::myFocus [protected]

gp_GTrsf Select3D_Projector::myGTrsf [protected]

gp_GTrsf Select3D_Projector::myInvTrsf [protected]

Standard_Boolean Select3D_Projector::myPersp [protected]

gp_Trsf Select3D_Projector::myScaledTrsf [protected]

---

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

• Select3D_Projector.hxx