Open CASCADE Technology  6.9.0
Public Member Functions

GccAna_Circ2dTanOnRad Class Reference

This class implements the algorithms used to create a 2d circle tangent to a 2d entity, centered on a curv and with a given radius. The arguments of all construction methods are : More...

#include <GccAna_Circ2dTanOnRad.hxx>

Public Member Functions

 GccAna_Circ2dTanOnRad (const GccEnt_QualifiedCirc &Qualified1, const gp_Lin2d &OnLine, const Standard_Real Radius, const Standard_Real Tolerance)
 This methods implements the algorithms used to create 2d Circles tangent to a circle and centered on a 2d Line with a given radius. Tolerance is used to find solution in every limit cases. For example Tolerance is used in the case of EnclosedCirc when Radius-R1+dist is greater Tolerance (dist is the distance between the line and the location of the circ, R1 is the radius of the circ) because there is no solution. raises NegativeValue in case of NegativeRadius. More...
 
 GccAna_Circ2dTanOnRad (const GccEnt_QualifiedLin &Qualified1, const gp_Lin2d &OnLine, const Standard_Real Radius, const Standard_Real Tolerance)
 This methods implements the algorithms used to create 2d Circles tangent to a 2d Line and centered on a 2d Line with a given radius. Tolerance is used to find solution in every limit cases. raises NegativeValue in case of NegativeRadius. More...
 
 GccAna_Circ2dTanOnRad (const gp_Pnt2d &Point1, const gp_Lin2d &OnLine, const Standard_Real Radius, const Standard_Real Tolerance)
 This methods implements the algorithms used to create 2d Circles passing through a 2d Point and centered on a 2d Line with a given radius. Tolerance is used to find solution in every limit cases. More...
 
 GccAna_Circ2dTanOnRad (const GccEnt_QualifiedCirc &Qualified1, const gp_Circ2d &OnCirc, const Standard_Real Radius, const Standard_Real Tolerance)
 This methods implements the algorithms used to create 2d Circles tangent to a circle and centered on a 2d Circle with a given radius. Tolerance is used to find solution in every limit cases. raises NegativeValue in case of NegativeRadius. More...
 
 GccAna_Circ2dTanOnRad (const GccEnt_QualifiedLin &Qualified1, const gp_Circ2d &OnCirc, const Standard_Real Radius, const Standard_Real Tolerance)
 This methods implements the algorithms used to create 2d Circles tangent to a 2d Line and centered on a 2d Line with a given radius. Tolerance is used to find solution in every limit cases. raises NegativeValue in case of NegativeRadius. More...
 
 GccAna_Circ2dTanOnRad (const gp_Pnt2d &Point1, const gp_Circ2d &OnCirc, const Standard_Real Radius, const Standard_Real Tolerance)
 This methods implements the algorithms used to create 2d Circles passing through a 2d Point and centered on a 2d Line with a given radius. Tolerance is used to find solution in every limit cases. raises NegativeValue in case of NegativeRadius. More...
 
Standard_Boolean IsDone () const
 Returns true if the construction algorithm does not fail (even if it finds no solution). Note: IsDone protects against a failure arising from a more internal intersection algorithm, which has reached its numeric limits. More...
 
Standard_Integer NbSolutions () const
 This method returns the number of circles, representing solutions. Raises NotDone if the construction algorithm didn't succeed. More...
 
gp_Circ2d ThisSolution (const Standard_Integer Index) const
 Returns the solution number Index and raises OutOfRange exception if Index is greater than the number of solutions. Be careful: the Index is only a way to get all the solutions, but is not associated to theses outside the context of the algorithm-object. Raises NotDone if the construction algorithm didn't succeed. It raises OutOfRange if Index is greater than the number of solutions. More...
 
void WhichQualifier (const Standard_Integer Index, GccEnt_Position &Qualif1) const
 Returns the qualifier Qualif1 of the tangency argument for the solution of index Index computed by this algorithm. The returned qualifier is: More...
 
void Tangency1 (const Standard_Integer Index, Standard_Real &ParSol, Standard_Real &ParArg, gp_Pnt2d &PntSol) const
 Returns informations about the tangency point between the result number Index and the first argument. ParSol is the intrinsic parameter of the point on the solution curv. ParArg is the intrinsic parameter of the point on the argument curv. PntSol is the tangency point on the solution curv. PntArg is the tangency point on the argument curv. Raises NotDone if the construction algorithm didn't succeed. It raises OutOfRange if Index is greater than the number of solutions. More...
 
void CenterOn3 (const Standard_Integer Index, Standard_Real &ParArg, gp_Pnt2d &PntSol) const
 Returns informations about the center (on the curv) of the result. ParArg is the intrinsic parameter of the point on the argument curv. PntSol is the center point of the solution curv. Raises NotDone if the construction algorithm didn't succeed. It raises OutOfRange if Index is greater than the number of solutions. More...
 
Standard_Boolean IsTheSame1 (const Standard_Integer Index) const
 Returns True if the solution number Index is equal to the first argument and False in the other cases. Raises NotDone if the construction algorithm didn't succeed. It raises OutOfRange if Index is greater than the number of solutions. More...
 

Detailed Description

This class implements the algorithms used to create a 2d circle tangent to a 2d entity, centered on a curv and with a given radius. The arguments of all construction methods are :

Constructor & Destructor Documentation

GccAna_Circ2dTanOnRad::GccAna_Circ2dTanOnRad ( const GccEnt_QualifiedCirc Qualified1,
const gp_Lin2d OnLine,
const Standard_Real  Radius,
const Standard_Real  Tolerance 
)

This methods implements the algorithms used to create 2d Circles tangent to a circle and centered on a 2d Line with a given radius. Tolerance is used to find solution in every limit cases. For example Tolerance is used in the case of EnclosedCirc when Radius-R1+dist is greater Tolerance (dist is the distance between the line and the location of the circ, R1 is the radius of the circ) because there is no solution. raises NegativeValue in case of NegativeRadius.

GccAna_Circ2dTanOnRad::GccAna_Circ2dTanOnRad ( const GccEnt_QualifiedLin Qualified1,
const gp_Lin2d OnLine,
const Standard_Real  Radius,
const Standard_Real  Tolerance 
)

This methods implements the algorithms used to create 2d Circles tangent to a 2d Line and centered on a 2d Line with a given radius. Tolerance is used to find solution in every limit cases. raises NegativeValue in case of NegativeRadius.

GccAna_Circ2dTanOnRad::GccAna_Circ2dTanOnRad ( const gp_Pnt2d Point1,
const gp_Lin2d OnLine,
const Standard_Real  Radius,
const Standard_Real  Tolerance 
)

This methods implements the algorithms used to create 2d Circles passing through a 2d Point and centered on a 2d Line with a given radius. Tolerance is used to find solution in every limit cases.

GccAna_Circ2dTanOnRad::GccAna_Circ2dTanOnRad ( const GccEnt_QualifiedCirc Qualified1,
const gp_Circ2d OnCirc,
const Standard_Real  Radius,
const Standard_Real  Tolerance 
)

This methods implements the algorithms used to create 2d Circles tangent to a circle and centered on a 2d Circle with a given radius. Tolerance is used to find solution in every limit cases. raises NegativeValue in case of NegativeRadius.

GccAna_Circ2dTanOnRad::GccAna_Circ2dTanOnRad ( const GccEnt_QualifiedLin Qualified1,
const gp_Circ2d OnCirc,
const Standard_Real  Radius,
const Standard_Real  Tolerance 
)

This methods implements the algorithms used to create 2d Circles tangent to a 2d Line and centered on a 2d Line with a given radius. Tolerance is used to find solution in every limit cases. raises NegativeValue in case of NegativeRadius.

GccAna_Circ2dTanOnRad::GccAna_Circ2dTanOnRad ( const gp_Pnt2d Point1,
const gp_Circ2d OnCirc,
const Standard_Real  Radius,
const Standard_Real  Tolerance 
)

This methods implements the algorithms used to create 2d Circles passing through a 2d Point and centered on a 2d Line with a given radius. Tolerance is used to find solution in every limit cases. raises NegativeValue in case of NegativeRadius.

Member Function Documentation

void GccAna_Circ2dTanOnRad::CenterOn3 ( const Standard_Integer  Index,
Standard_Real ParArg,
gp_Pnt2d PntSol 
) const

Returns informations about the center (on the curv) of the result. ParArg is the intrinsic parameter of the point on the argument curv. PntSol is the center point of the solution curv. Raises NotDone if the construction algorithm didn't succeed. It raises OutOfRange if Index is greater than the number of solutions.

Standard_Boolean GccAna_Circ2dTanOnRad::IsDone ( ) const

Returns true if the construction algorithm does not fail (even if it finds no solution). Note: IsDone protects against a failure arising from a more internal intersection algorithm, which has reached its numeric limits.

Standard_Boolean GccAna_Circ2dTanOnRad::IsTheSame1 ( const Standard_Integer  Index) const

Returns True if the solution number Index is equal to the first argument and False in the other cases. Raises NotDone if the construction algorithm didn't succeed. It raises OutOfRange if Index is greater than the number of solutions.

Standard_Integer GccAna_Circ2dTanOnRad::NbSolutions ( ) const

This method returns the number of circles, representing solutions. Raises NotDone if the construction algorithm didn't succeed.

void GccAna_Circ2dTanOnRad::Tangency1 ( const Standard_Integer  Index,
Standard_Real ParSol,
Standard_Real ParArg,
gp_Pnt2d PntSol 
) const

Returns informations about the tangency point between the result number Index and the first argument. ParSol is the intrinsic parameter of the point on the solution curv. ParArg is the intrinsic parameter of the point on the argument curv. PntSol is the tangency point on the solution curv. PntArg is the tangency point on the argument curv. Raises NotDone if the construction algorithm didn't succeed. It raises OutOfRange if Index is greater than the number of solutions.

gp_Circ2d GccAna_Circ2dTanOnRad::ThisSolution ( const Standard_Integer  Index) const

Returns the solution number Index and raises OutOfRange exception if Index is greater than the number of solutions. Be careful: the Index is only a way to get all the solutions, but is not associated to theses outside the context of the algorithm-object. Raises NotDone if the construction algorithm didn't succeed. It raises OutOfRange if Index is greater than the number of solutions.

void GccAna_Circ2dTanOnRad::WhichQualifier ( const Standard_Integer  Index,
GccEnt_Position Qualif1 
) const

Returns the qualifier Qualif1 of the tangency argument for the solution of index Index computed by this algorithm. The returned qualifier is:

  • that specified at the start of construction when the solutions are defined as enclosed, enclosing or outside with respect to the argument, or
  • that computed during construction (i.e. enclosed, enclosing or outside) when the solutions are defined as unqualified with respect to the argument, or
  • GccEnt_noqualifier if the tangency argument is a point. Exceptions Standard_OutOfRange if Index is less than zero or greater than the number of solutions computed by this algorithm. StdFail_NotDone if the construction fails.

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