Open CASCADE Technology Reference Manual 8.0.0
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Public Member Functions
BRepFill_CurveConstraint Class Reference

same as CurveConstraint from GeomPlate with BRepAdaptor_Surface instead of GeomAdaptor_Surface More...

#include <BRepFill_CurveConstraint.hxx>

Inheritance diagram for BRepFill_CurveConstraint:
Inheritance graph
[legend]

Public Member Functions

 BRepFill_CurveConstraint (const occ::handle< Adaptor3d_CurveOnSurface > &Boundary, const int Order, const int NPt=10, const double TolDist=0.0001, const double TolAng=0.01, const double 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.
 
 BRepFill_CurveConstraint (const occ::handle< Adaptor3d_Curve > &Boundary, const int Tang, const int NPt=10, const double TolDist=0.0001)
 
- Public Member Functions inherited from GeomPlate_CurveConstraint
 GeomPlate_CurveConstraint ()
 Initializes an empty curve constraint object.
 
 GeomPlate_CurveConstraint (const occ::handle< Adaptor3d_Curve > &Boundary, const int Order, const int NPt=10, const double TolDist=0.0001, const double TolAng=0.01, const double 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.
 
void SetOrder (const int Order)
 Allows you to set the order of continuity required for the constraints: G0, G1, and G2, controlled respectively by G0Criterion G1Criterion and G2Criterion.
 
int Order () const
 Returns the order of constraint, one of G0, G1 or G2.
 
int 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.
 
void SetNbPoints (const int 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.
 
void SetG0Criterion (const occ::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.
 
void SetG1Criterion (const occ::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.
 
void SetG2Criterion (const occ::handle< Law_Function > &G2Crit)
 
double G0Criterion (const double 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.
 
double G1Criterion (const double 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.
 
double G2Criterion (const double 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.
 
double FirstParameter () const
 
double LastParameter () const
 
double Length () const
 
GeomLProp_SLPropsLPropSurf (const double U)
 
void D0 (const double U, gp_Pnt &P) const
 
void D1 (const double U, gp_Pnt &P, gp_Vec &V1, gp_Vec &V2) const
 
void D2 (const double U, gp_Pnt &P, gp_Vec &V1, gp_Vec &V2, gp_Vec &V3, gp_Vec &V4, gp_Vec &V5) const
 
occ::handle< Adaptor3d_CurveCurve3d () const
 
void SetCurve2dOnSurf (const occ::handle< Geom2d_Curve > &Curve2d)
 loads a 2d curve associated the surface resulting of the constraints
 
occ::handle< Geom2d_CurveCurve2dOnSurf () const
 Returns a 2d curve associated the surface resulting of the constraints.
 
void SetProjectedCurve (const occ::handle< Adaptor2d_Curve2d > &Curve2d, const double TolU, const double TolV)
 loads a 2d curve resulting from the normal projection of the curve on the initial surface
 
occ::handle< Adaptor2d_Curve2dProjectedCurve () const
 Returns the projected curve resulting from the normal projection of the curve on the initial surface.
 
- Public Member Functions inherited from Standard_Transient
 Standard_Transient ()
 Empty constructor.
 
 Standard_Transient (const Standard_Transient &)
 Copy constructor – does nothing.
 
Standard_Transientoperator= (const Standard_Transient &)
 Assignment operator, needed to avoid copying reference counter.
 
virtual ~Standard_Transient ()=default
 Destructor must be virtual.
 
virtual const opencascade::handle< Standard_Type > & DynamicType () const
 Returns a type descriptor about this object.
 
bool IsInstance (const opencascade::handle< Standard_Type > &theType) const
 Returns a true value if this is an instance of Type.
 
bool IsInstance (const char *const theTypeName) const
 Returns a true value if this is an instance of TypeName.
 
bool 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.
 
bool IsKind (const char *const 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.
 
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.
 
int GetRefCount () const noexcept
 Get the reference counter of this object.
 
void IncrementRefCounter () noexcept
 Increments the reference counter of this object. Uses relaxed memory ordering since incrementing only requires atomicity, not synchronization with other memory operations.
 
int DecrementRefCounter () noexcept
 Decrements the reference counter of this object; returns the decremented value. Uses release ordering for the decrement to ensure all writes to the object are visible before the count reaches zero. An acquire fence is added only when the count reaches zero, ensuring proper synchronization before deletion. This is more efficient than using acq_rel for every decrement.
 
virtual void Delete () const
 Memory deallocator for transient classes.
 

Additional Inherited Members

- Public Types inherited from Standard_Transient
typedef void base_type
 Returns a type descriptor about this object.
 
- Static Public Member Functions inherited from Standard_Transient
static constexpr const charget_type_name ()
 Returns a type descriptor about this object.
 
static const opencascade::handle< Standard_Type > & get_type_descriptor ()
 Returns type descriptor of Standard_Transient class.
 
- Protected Attributes inherited from GeomPlate_CurveConstraint
occ::handle< Adaptor3d_CurveOnSurfacemyFrontiere
 
int myNbPoints
 
int myOrder
 
occ::handle< Adaptor3d_Curvemy3dCurve
 
int myTang
 
occ::handle< Geom2d_Curvemy2dCurve
 
occ::handle< Adaptor2d_Curve2dmyHCurve2d
 
occ::handle< Law_FunctionmyG0Crit
 
occ::handle< Law_FunctionmyG1Crit
 
occ::handle< Law_FunctionmyG2Crit
 
bool myConstG0
 
bool myConstG1
 
bool myConstG2
 
GeomLProp_SLProps myLProp
 
double myTolDist
 
double myTolAng
 
double myTolCurv
 
double myTolU
 
double myTolV
 

Detailed Description

same as CurveConstraint from GeomPlate with BRepAdaptor_Surface instead of GeomAdaptor_Surface

Constructor & Destructor Documentation

◆ BRepFill_CurveConstraint() [1/2]

BRepFill_CurveConstraint::BRepFill_CurveConstraint ( const occ::handle< Adaptor3d_CurveOnSurface > & Boundary,
const int Order,
const int NPt = 10,
const double TolDist = 0.0001,
const double TolAng = 0.01,
const double 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.

◆ BRepFill_CurveConstraint() [2/2]

BRepFill_CurveConstraint::BRepFill_CurveConstraint ( const occ::handle< Adaptor3d_Curve > & Boundary,
const int Tang,
const int NPt = 10,
const double TolDist = 0.0001 )

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