#include Standard_Integer Blend_Function::NbVariables () const { return 4; } const gp_Pnt& Blend_Function::Pnt1() const { return PointOnS1(); } const gp_Pnt& Blend_Function::Pnt2() const { return PointOnS2(); } Standard_Boolean Blend_Function::TwistOnS1() const { return Standard_False; } Standard_Boolean Blend_Function::TwistOnS2() const { return Standard_False; } Standard_Boolean Blend_Function::Section(const Blend_Point& P, TColgp_Array1OfPnt& Poles, TColgp_Array1OfVec& DPoles, TColgp_Array1OfVec& D2Poles, TColgp_Array1OfPnt2d& Poles2d, TColgp_Array1OfVec2d& DPoles2d, TColgp_Array1OfVec2d& D2Poles2d, TColStd_Array1OfReal& Weigths, TColStd_Array1OfReal& DWeigths, TColStd_Array1OfReal& D2Weigths) { return Standard_False; }