// Created on: 1993-12-02 // Created by: Jacques GOUSSARD // Copyright (c) 1993-1999 Matra Datavision // Copyright (c) 1999-2014 OPEN CASCADE SAS // // This file is part of Open CASCADE Technology software library. // // This library is free software; you can redistribute it and/or modify it under // the terms of the GNU Lesser General Public License version 2.1 as published // by the Free Software Foundation, with special exception defined in the file // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT // distribution for complete text of the license and disclaimer of any warranty. // // Alternatively, this file may be used under the terms of Open CASCADE // commercial license or contractual agreement. #ifndef _BlendFunc_Ruled_HeaderFile #define _BlendFunc_Ruled_HeaderFile #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include class Adaptor3d_HSurface; class Adaptor3d_HCurve; class math_Matrix; class gp_Pnt; class gp_Vec; class gp_Vec2d; class Blend_Point; class gp_Ax1; class BlendFunc_Ruled : public Blend_Function { public: DEFINE_STANDARD_ALLOC Standard_EXPORT BlendFunc_Ruled(const Handle(Adaptor3d_HSurface)& S1, const Handle(Adaptor3d_HSurface)& S2, const Handle(Adaptor3d_HCurve)& C); //! returns the number of equations of the function. Standard_EXPORT Standard_Integer NbEquations() const Standard_OVERRIDE; //! computes the values of the Functions for the //! variable . //! Returns True if the computation was done successfully, //! False otherwise. Standard_EXPORT Standard_Boolean Value (const math_Vector& X, math_Vector& F) Standard_OVERRIDE; //! returns the values of the derivatives for the //! variable . //! Returns True if the computation was done successfully, //! False otherwise. Standard_EXPORT Standard_Boolean Derivatives (const math_Vector& X, math_Matrix& D) Standard_OVERRIDE; //! returns the values of the functions and the derivatives //! for the variable . //! Returns True if the computation was done successfully, //! False otherwise. Standard_EXPORT Standard_Boolean Values (const math_Vector& X, math_Vector& F, math_Matrix& D) Standard_OVERRIDE; Standard_EXPORT void Set (const Standard_Real Param) Standard_OVERRIDE; Standard_EXPORT void Set (const Standard_Real First, const Standard_Real Last) Standard_OVERRIDE; Standard_EXPORT void GetTolerance (math_Vector& Tolerance, const Standard_Real Tol) const Standard_OVERRIDE; Standard_EXPORT void GetBounds (math_Vector& InfBound, math_Vector& SupBound) const Standard_OVERRIDE; Standard_EXPORT Standard_Boolean IsSolution (const math_Vector& Sol, const Standard_Real Tol) Standard_OVERRIDE; //! Returns the minimal Distance beetween two //! extremitys of calculed sections. Standard_EXPORT Standard_Real GetMinimalDistance() const Standard_OVERRIDE; Standard_EXPORT const gp_Pnt& PointOnS1() const Standard_OVERRIDE; Standard_EXPORT const gp_Pnt& PointOnS2() const Standard_OVERRIDE; Standard_EXPORT Standard_Boolean IsTangencyPoint() const Standard_OVERRIDE; Standard_EXPORT const gp_Vec& TangentOnS1() const Standard_OVERRIDE; Standard_EXPORT const gp_Vec2d& Tangent2dOnS1() const Standard_OVERRIDE; Standard_EXPORT const gp_Vec& TangentOnS2() const Standard_OVERRIDE; Standard_EXPORT const gp_Vec2d& Tangent2dOnS2() const Standard_OVERRIDE; //! Returns the tangent vector at the section, //! at the beginning and the end of the section, and //! returns the normal (of the surfaces) at //! these points. Standard_EXPORT void Tangent (const Standard_Real U1, const Standard_Real V1, const Standard_Real U2, const Standard_Real V2, gp_Vec& TgFirst, gp_Vec& TgLast, gp_Vec& NormFirst, gp_Vec& NormLast) const Standard_OVERRIDE; Standard_EXPORT Standard_Boolean GetSection (const Standard_Real Param, const Standard_Real U1, const Standard_Real V1, const Standard_Real U2, const Standard_Real V2, TColgp_Array1OfPnt& tabP, TColgp_Array1OfVec& tabV); //! Returns False Standard_EXPORT Standard_Boolean IsRational() const Standard_OVERRIDE; //! Returns the length of the maximum section Standard_EXPORT Standard_Real GetSectionSize() const Standard_OVERRIDE; //! Compute the minimal value of weight for each poles //! of all sections. Standard_EXPORT void GetMinimalWeight (TColStd_Array1OfReal& Weigths) const Standard_OVERRIDE; //! Returns the number of intervals for continuity //! . May be one if Continuity(me) >= Standard_EXPORT Standard_Integer NbIntervals (const GeomAbs_Shape S) const Standard_OVERRIDE; //! Stores in the parameters bounding the intervals //! of continuity . //! //! The array must provide enough room to accomodate //! for the parameters. i.e. T.Length() > NbIntervals() //! raises //! OutOfRange from Standard Standard_EXPORT void Intervals (TColStd_Array1OfReal& T, const GeomAbs_Shape S) const Standard_OVERRIDE; Standard_EXPORT void GetShape (Standard_Integer& NbPoles, Standard_Integer& NbKnots, Standard_Integer& Degree, Standard_Integer& NbPoles2d) Standard_OVERRIDE; //! Returns the tolerance to reach in approximation //! to respecte //! BoundTol error at the Boundary //! AngleTol tangent error at the Boundary //! SurfTol error inside the surface. Standard_EXPORT void GetTolerance (const Standard_Real BoundTol, const Standard_Real SurfTol, const Standard_Real AngleTol, math_Vector& Tol3d, math_Vector& Tol1D) const Standard_OVERRIDE; Standard_EXPORT void Knots (TColStd_Array1OfReal& TKnots) Standard_OVERRIDE; Standard_EXPORT void Mults (TColStd_Array1OfInteger& TMults) Standard_OVERRIDE; //! Used for the first and last section Standard_EXPORT Standard_Boolean 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) Standard_OVERRIDE; //! Used for the first and last section Standard_EXPORT Standard_Boolean Section (const Blend_Point& P, TColgp_Array1OfPnt& Poles, TColgp_Array1OfVec& DPoles, TColgp_Array1OfPnt2d& Poles2d, TColgp_Array1OfVec2d& DPoles2d, TColStd_Array1OfReal& Weigths, TColStd_Array1OfReal& DWeigths) Standard_OVERRIDE; Standard_EXPORT void Section (const Blend_Point& P, TColgp_Array1OfPnt& Poles, TColgp_Array1OfPnt2d& Poles2d, TColStd_Array1OfReal& Weigths) Standard_OVERRIDE; Standard_EXPORT gp_Ax1 AxeRot (const Standard_Real Prm); Standard_EXPORT void Resolution (const Standard_Integer IC2d, const Standard_Real Tol, Standard_Real& TolU, Standard_Real& TolV) const Standard_OVERRIDE; protected: private: Handle(Adaptor3d_HSurface) surf1; Handle(Adaptor3d_HSurface) surf2; Handle(Adaptor3d_HCurve) curv; gp_Pnt pts1; gp_Pnt pts2; Standard_Boolean istangent; gp_Vec tg1; gp_Vec2d tg12d; gp_Vec tg2; gp_Vec2d tg22d; gp_Pnt ptgui; gp_Vec d1gui; gp_Vec d2gui; gp_Vec nplan; Standard_Real normtg; Standard_Real theD; Standard_Real distmin; }; #endif // _BlendFunc_Ruled_HeaderFile