DEFINE_STANDARD_ALLOC
+ //! Given a MultiLine SSP with constraints points, this
+ //! algorithm finds the best curve solution to approximate it.
+ //! The poles from SCurv issued for example from the least
+ //! squares are used as a guess solution for the uzawa
+ //! algorithm. The tolerance used in the Uzawa algorithms
+ //! is Tolerance.
+ //! A is the Bernstein matrix associated to the MultiLine
+ //! and DA is the derivative bernstein matrix.(They can come
+ //! from an approximation with ParLeastSquare.)
+ //! The MultiCurve is modified. New MultiPoles are given.
Standard_EXPORT BRepApprox_ResConstraintOfMyGradientOfTheComputeLineBezierOfApprox(const BRepApprox_TheMultiLineOfApprox& SSP, AppParCurves_MultiCurve& SCurv, const Standard_Integer FirstPoint, const Standard_Integer LastPoint, const Handle(AppParCurves_HArray1OfConstraintCouple)& Constraints, const math_Matrix& Bern, const math_Matrix& DerivativeBern, const Standard_Real Tolerance = 1.0e-10);
+ //! returns True if all has been correctly done.
Standard_EXPORT Standard_Boolean IsDone() const;
+ //! returns the maximum difference value between the curve
+ //! and the given points.
Standard_EXPORT Standard_Real Error() const;
Standard_EXPORT const math_Matrix& ConstraintMatrix() const;
+ //! returns the duale variables of the system.
Standard_EXPORT const math_Vector& Duale() const;
+ //! Returns the derivative of the constraint matrix.
Standard_EXPORT const math_Matrix& ConstraintDerivative (const BRepApprox_TheMultiLineOfApprox& SSP, const math_Vector& Parameters, const Standard_Integer Deg, const math_Matrix& DA);
+ //! returns the Inverse of Cont*Transposed(Cont), where
+ //! Cont is the constraint matrix for the algorithm.
Standard_EXPORT const math_Matrix& InverseMatrix() const;
protected:
+ //! is used internally to create the fields.
Standard_EXPORT Standard_Integer NbConstraints (const BRepApprox_TheMultiLineOfApprox& SSP, const Standard_Integer FirstPoint, const Standard_Integer LastPoint, const Handle(AppParCurves_HArray1OfConstraintCouple)& TheConstraints) const;
+ //! is internally used for the fields creation.
Standard_EXPORT Standard_Integer NbColumns (const BRepApprox_TheMultiLineOfApprox& SSP, const Standard_Integer Deg) const;