Open CASCADE Technology  7.3.0
GeomPlate_CurveConstraint Class Reference

Defines curves as constraints to be used to deform a surface. More...

#include <GeomPlate_CurveConstraint.hxx>

Inheritance diagram for GeomPlate_CurveConstraint: [legend]

Public Member Functions

GeomPlate_CurveConstraint ()
Initializes an empty curve constraint object. More...

GeomPlate_CurveConstraint (const Handle< Adaptor3d_HCurve > &Boundary, const Standard_Integer Order, const Standard_Integer NPt=10, const Standard_Real TolDist=0.0001, const Standard_Real TolAng=0.01, const Standard_Real TolCurv=0.1)
Create a constraint Order is the order of the constraint. The possible values for order are -1,0,1,2. Order i means constraints Gi Npt is the number of points associated with the constraint. TolDist is the maximum error to satisfy for G0 constraints TolAng is the maximum error to satisfy for G1 constraints TolCurv is the maximum error to satisfy for G2 constraints These errors can be replaced by laws of criterion. Raises ConstructionError if Order is not -1 , 0, 1, 2. More...

void SetOrder (const Standard_Integer Order)
Allows you to set the order of continuity required for the constraints: G0, G1, and G2, controlled respectively by G0Criterion G1Criterion and G2Criterion. More...

Standard_Integer Order () const
Returns the order of constraint, one of G0, G1 or G2. More...

Standard_Integer NbPoints () const
Returns the number of points on the curve used as a constraint. The default setting is 10. This parameter affects computation time, which increases by the cube of the number of points. More...

void SetNbPoints (const Standard_Integer NewNb)
Allows you to set the number of points on the curve constraint. The default setting is 10. This parameter affects computation time, which increases by the cube of the number of points. More...

void SetG0Criterion (const Handle< Law_Function > &G0Crit)
Allows you to set the G0 criterion. This is the law defining the greatest distance allowed between the constraint and the target surface for each point of the constraint. If this criterion is not set, TolDist, the distance tolerance from the constructor, is used. More...

void SetG1Criterion (const Handle< Law_Function > &G1Crit)
Allows you to set the G1 criterion. This is the law defining the greatest angle allowed between the constraint and the target surface. If this criterion is not set, TolAng, the angular tolerance from the constructor, is used. Raises ConstructionError if the curve is not on a surface. More...

void SetG2Criterion (const Handle< Law_Function > &G2Crit)

Standard_Real G0Criterion (const Standard_Real U) const
Returns the G0 criterion at the parametric point U on the curve. This is the greatest distance allowed between the constraint and the target surface at U. More...

Standard_Real G1Criterion (const Standard_Real U) const
Returns the G1 criterion at the parametric point U on the curve. This is the greatest angle allowed between the constraint and the target surface at U. Raises ConstructionError if the curve is not on a surface. More...

Standard_Real G2Criterion (const Standard_Real U) const
Returns the G2 criterion at the parametric point U on the curve. This is the greatest difference in curvature allowed between the constraint and the target surface at U. Raises ConstructionError if the curve is not on a surface. More...

Standard_Real FirstParameter () const

Standard_Real LastParameter () const

Standard_Real Length () const

GeomLProp_SLPropsLPropSurf (const Standard_Real U)

void D0 (const Standard_Real U, gp_Pnt &P) const

void D1 (const Standard_Real U, gp_Pnt &P, gp_Vec &V1, gp_Vec &V2) const

void D2 (const Standard_Real U, gp_Pnt &P, gp_Vec &V1, gp_Vec &V2, gp_Vec &V3, gp_Vec &V4, gp_Vec &V5) const

Handle< Adaptor3d_HCurveCurve3d () const

void SetCurve2dOnSurf (const Handle< Geom2d_Curve > &Curve2d)
loads a 2d curve associated the surface resulting of the constraints More...

Handle< Geom2d_CurveCurve2dOnSurf () const
Returns a 2d curve associated the surface resulting of the constraints. More...

void SetProjectedCurve (const Handle< Adaptor2d_HCurve2d > &Curve2d, const Standard_Real TolU, const Standard_Real TolV)
loads a 2d curve resulting from the normal projection of the curve on the initial surface More...

Handle< Adaptor2d_HCurve2dProjectedCurve () const
Returns the projected curve resulting from the normal projection of the curve on the initial surface. More... Public Member Functions inherited from Standard_Transient
Standard_Transient ()
Empty constructor. More...

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

Standard_Transientoperator= (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

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_TransientThis () 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 Attributes

Standard_Integer myNbPoints

Standard_Integer myOrder

Standard_Integer myTang

Handle< Geom2d_Curvemy2dCurve

Handle< Law_FunctionmyG0Crit

Handle< Law_FunctionmyG1Crit

Handle< Law_FunctionmyG2Crit

Standard_Boolean myConstG0

Standard_Boolean myConstG1

Standard_Boolean myConstG2

GeomLProp_SLProps myLProp

Standard_Real myTolDist

Standard_Real myTolAng

Standard_Real myTolCurv

Standard_Real myTolU

Standard_Real myTolV Public Types inherited from Standard_Transient
typedef void base_type Static Public Member Functions inherited from Standard_Transient
static const char * get_type_name ()

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

Detailed Description

Defines curves as constraints to be used to deform a surface.

◆ GeomPlate_CurveConstraint() [1/2]

 GeomPlate_CurveConstraint::GeomPlate_CurveConstraint ( )

Initializes an empty curve constraint object.

◆ GeomPlate_CurveConstraint() [2/2]

 GeomPlate_CurveConstraint::GeomPlate_CurveConstraint ( const Handle< Adaptor3d_HCurve > & Boundary, const Standard_Integer Order, const Standard_Integer NPt = 10, const Standard_Real TolDist = 0.0001, const Standard_Real TolAng = 0.01, const Standard_Real TolCurv = 0.1 )

Create a constraint Order is the order of the constraint. The possible values for order are -1,0,1,2. Order i means constraints Gi Npt is the number of points associated with the constraint. TolDist is the maximum error to satisfy for G0 constraints TolAng is the maximum error to satisfy for G1 constraints TolCurv is the maximum error to satisfy for G2 constraints These errors can be replaced by laws of criterion. Raises ConstructionError if Order is not -1 , 0, 1, 2.

◆ Curve2dOnSurf()

 Handle< Geom2d_Curve > GeomPlate_CurveConstraint::Curve2dOnSurf ( ) const

Returns a 2d curve associated the surface resulting of the constraints.

◆ Curve3d()

 Handle< Adaptor3d_HCurve > GeomPlate_CurveConstraint::Curve3d ( ) const

◆ D0()

 void GeomPlate_CurveConstraint::D0 ( const Standard_Real U, gp_Pnt & P ) const

◆ D1()

 void GeomPlate_CurveConstraint::D1 ( const Standard_Real U, gp_Pnt & P, gp_Vec & V1, gp_Vec & V2 ) const

◆ D2()

 void GeomPlate_CurveConstraint::D2 ( const Standard_Real U, gp_Pnt & P, gp_Vec & V1, gp_Vec & V2, gp_Vec & V3, gp_Vec & V4, gp_Vec & V5 ) const

◆ FirstParameter()

 Standard_Real GeomPlate_CurveConstraint::FirstParameter ( ) const

◆ G0Criterion()

 Standard_Real GeomPlate_CurveConstraint::G0Criterion ( const Standard_Real U ) const

Returns the G0 criterion at the parametric point U on the curve. This is the greatest distance allowed between the constraint and the target surface at U.

◆ G1Criterion()

 Standard_Real GeomPlate_CurveConstraint::G1Criterion ( const Standard_Real U ) const

Returns the G1 criterion at the parametric point U on the curve. This is the greatest angle allowed between the constraint and the target surface at U. Raises ConstructionError if the curve is not on a surface.

◆ G2Criterion()

 Standard_Real GeomPlate_CurveConstraint::G2Criterion ( const Standard_Real U ) const

Returns the G2 criterion at the parametric point U on the curve. This is the greatest difference in curvature allowed between the constraint and the target surface at U. Raises ConstructionError if the curve is not on a surface.

◆ LastParameter()

 Standard_Real GeomPlate_CurveConstraint::LastParameter ( ) const

◆ Length()

 Standard_Real GeomPlate_CurveConstraint::Length ( ) const

◆ LPropSurf()

 GeomLProp_SLProps& GeomPlate_CurveConstraint::LPropSurf ( const Standard_Real U )

◆ NbPoints()

 Standard_Integer GeomPlate_CurveConstraint::NbPoints ( ) const

Returns the number of points on the curve used as a constraint. The default setting is 10. This parameter affects computation time, which increases by the cube of the number of points.

◆ Order()

 Standard_Integer GeomPlate_CurveConstraint::Order ( ) const

Returns the order of constraint, one of G0, G1 or G2.

◆ ProjectedCurve()

 Handle< Adaptor2d_HCurve2d > GeomPlate_CurveConstraint::ProjectedCurve ( ) const

Returns the projected curve resulting from the normal projection of the curve on the initial surface.

◆ SetCurve2dOnSurf()

 void GeomPlate_CurveConstraint::SetCurve2dOnSurf ( const Handle< Geom2d_Curve > & Curve2d )

loads a 2d curve associated the surface resulting of the constraints

◆ SetG0Criterion()

 void GeomPlate_CurveConstraint::SetG0Criterion ( const Handle< Law_Function > & G0Crit )

Allows you to set the G0 criterion. This is the law defining the greatest distance allowed between the constraint and the target surface for each point of the constraint. If this criterion is not set, TolDist, the distance tolerance from the constructor, is used.

◆ SetG1Criterion()

 void GeomPlate_CurveConstraint::SetG1Criterion ( const Handle< Law_Function > & G1Crit )

Allows you to set the G1 criterion. This is the law defining the greatest angle allowed between the constraint and the target surface. If this criterion is not set, TolAng, the angular tolerance from the constructor, is used. Raises ConstructionError if the curve is not on a surface.

◆ SetG2Criterion()

 void GeomPlate_CurveConstraint::SetG2Criterion ( const Handle< Law_Function > & G2Crit )

◆ SetNbPoints()

 void GeomPlate_CurveConstraint::SetNbPoints ( const Standard_Integer NewNb )

Allows you to set the number of points on the curve constraint. The default setting is 10. This parameter affects computation time, which increases by the cube of the number of points.

◆ SetOrder()

 void GeomPlate_CurveConstraint::SetOrder ( const Standard_Integer Order )

Allows you to set the order of continuity required for the constraints: G0, G1, and G2, controlled respectively by G0Criterion G1Criterion and G2Criterion.

◆ SetProjectedCurve()

 void GeomPlate_CurveConstraint::SetProjectedCurve ( const Handle< Adaptor2d_HCurve2d > & Curve2d, const Standard_Real TolU, const Standard_Real TolV )

loads a 2d curve resulting from the normal projection of the curve on the initial surface

◆ my2dCurve

 Handle< Geom2d_Curve > GeomPlate_CurveConstraint::my2dCurve
protected

◆ my3dCurve

 Handle< Adaptor3d_HCurve > GeomPlate_CurveConstraint::my3dCurve
protected

◆ myConstG0

 Standard_Boolean GeomPlate_CurveConstraint::myConstG0
protected

◆ myConstG1

 Standard_Boolean GeomPlate_CurveConstraint::myConstG1
protected

◆ myConstG2

 Standard_Boolean GeomPlate_CurveConstraint::myConstG2
protected

◆ myFrontiere

 Handle< Adaptor3d_HCurveOnSurface > GeomPlate_CurveConstraint::myFrontiere
protected

◆ myG0Crit

 Handle< Law_Function > GeomPlate_CurveConstraint::myG0Crit
protected

◆ myG1Crit

 Handle< Law_Function > GeomPlate_CurveConstraint::myG1Crit
protected

◆ myG2Crit

 Handle< Law_Function > GeomPlate_CurveConstraint::myG2Crit
protected

◆ myHCurve2d

 Handle< Adaptor2d_HCurve2d > GeomPlate_CurveConstraint::myHCurve2d
protected

◆ myLProp

 GeomLProp_SLProps GeomPlate_CurveConstraint::myLProp
protected

◆ myNbPoints

 Standard_Integer GeomPlate_CurveConstraint::myNbPoints
protected

◆ myOrder

 Standard_Integer GeomPlate_CurveConstraint::myOrder
protected

◆ myTang

 Standard_Integer GeomPlate_CurveConstraint::myTang
protected

◆ myTolAng

 Standard_Real GeomPlate_CurveConstraint::myTolAng
protected

◆ myTolCurv

 Standard_Real GeomPlate_CurveConstraint::myTolCurv
protected

◆ myTolDist

 Standard_Real GeomPlate_CurveConstraint::myTolDist
protected

◆ myTolU

 Standard_Real GeomPlate_CurveConstraint::myTolU
protected

◆ myTolV

 Standard_Real GeomPlate_CurveConstraint::myTolV
protected

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