// Created on: 1997-02-06 // Created by: Laurent BOURESCHE // Copyright (c) 1997-1999 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 _BRepBlend_RstRstConstRad_HeaderFile #define _BRepBlend_RstRstConstRad_HeaderFile #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include class math_Matrix; class gp_Circ; class Blend_Point; //! Copy of CSConstRad with a pcurve on surface //! as support. class BRepBlend_RstRstConstRad : public Blend_RstRstFunction { public: DEFINE_STANDARD_ALLOC Standard_EXPORT BRepBlend_RstRstConstRad(const Handle(Adaptor3d_Surface)& Surf1, const Handle(Adaptor2d_Curve2d)& Rst1, const Handle(Adaptor3d_Surface)& Surf2, const Handle(Adaptor2d_Curve2d)& Rst2, const Handle(Adaptor3d_Curve)& CGuide); //! Returns 2. Standard_EXPORT Standard_Integer NbVariables() const Standard_OVERRIDE; //! Returns 2. 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 Handle(Adaptor3d_Surface)& SurfRef1, const Handle(Adaptor2d_Curve2d)& RstRef1, const Handle(Adaptor3d_Surface)& SurfRef2, const Handle(Adaptor2d_Curve2d)& RstRef2); Standard_EXPORT void Set (const Standard_Real Param) Standard_OVERRIDE; //! Sets the bounds of the parametric interval on //! the guide line. //! This determines the derivatives in these values if the //! function is not Cn. 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 between two //! extremities of calculated sections. Standard_EXPORT virtual Standard_Real GetMinimalDistance() const Standard_OVERRIDE; Standard_EXPORT const gp_Pnt& PointOnRst1() const Standard_OVERRIDE; Standard_EXPORT const gp_Pnt& PointOnRst2() const Standard_OVERRIDE; //! Returns U,V coordinates of the point on the surface. Standard_EXPORT const gp_Pnt2d& Pnt2dOnRst1() const Standard_OVERRIDE; //! Returns U,V coordinates of the point on the curve on //! surface. Standard_EXPORT const gp_Pnt2d& Pnt2dOnRst2() const Standard_OVERRIDE; //! Returns parameter of the point on the curve. Standard_EXPORT Standard_Real ParameterOnRst1() const Standard_OVERRIDE; //! Returns parameter of the point on the curve. Standard_EXPORT Standard_Real ParameterOnRst2() const Standard_OVERRIDE; Standard_EXPORT Standard_Boolean IsTangencyPoint() const Standard_OVERRIDE; Standard_EXPORT const gp_Vec& TangentOnRst1() const Standard_OVERRIDE; Standard_EXPORT const gp_Vec2d& Tangent2dOnRst1() const Standard_OVERRIDE; Standard_EXPORT const gp_Vec& TangentOnRst2() const Standard_OVERRIDE; Standard_EXPORT const gp_Vec2d& Tangent2dOnRst2() const Standard_OVERRIDE; //! Permet d ' implementer un critere de decrochage //! specifique a la fonction. Standard_EXPORT Blend_DecrochStatus Decroch (const math_Vector& Sol, gp_Vec& NRst1, gp_Vec& TgRst1, gp_Vec& NRst2, gp_Vec& TgRst2) const Standard_OVERRIDE; Standard_EXPORT void Set (const Standard_Real Radius, const Standard_Integer Choix); //! Sets the type of section generation for the //! approximations. Standard_EXPORT void Set (const BlendFunc_SectionShape TypeSection); //! Give the center of circle define by PtRst1, PtRst2 and //! radius ray. Standard_EXPORT Standard_Boolean CenterCircleRst1Rst2 (const gp_Pnt& PtRst1, const gp_Pnt& PtRst2, const gp_Vec& np, gp_Pnt& Center, gp_Vec& VdMed) const; Standard_EXPORT void Section (const Standard_Real Param, const Standard_Real U, const Standard_Real V, Standard_Real& Pdeb, Standard_Real& Pfin, gp_Circ& C); //! Returns if the section is rationnal 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 accommodate //! for the parameters. i.e. T.Length() > NbIntervals() 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_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; //! Used for the first and last section //! The method returns Standard_True if the derivatives //! are computed, otherwise it returns Standard_False. 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; 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_Surface) surf1; Handle(Adaptor3d_Surface) surf2; Handle(Adaptor2d_Curve2d) rst1; Handle(Adaptor2d_Curve2d) rst2; Adaptor3d_CurveOnSurface cons1; Adaptor3d_CurveOnSurface cons2; Handle(Adaptor3d_Curve) guide; Handle(Adaptor3d_Curve) tguide; gp_Pnt ptrst1; gp_Pnt ptrst2; gp_Pnt2d pt2drst1; gp_Pnt2d pt2drst2; Standard_Real prmrst1; Standard_Real prmrst2; Standard_Boolean istangent; gp_Vec tgrst1; gp_Vec2d tg2drst1; gp_Vec tgrst2; gp_Vec2d tg2drst2; Standard_Real ray; Standard_Integer choix; gp_Pnt ptgui; gp_Vec d1gui; gp_Vec d2gui; gp_Vec nplan; Standard_Real normtg; Standard_Real theD; Handle(Adaptor3d_Surface) surfref1; Handle(Adaptor2d_Curve2d) rstref1; Handle(Adaptor3d_Surface) surfref2; Handle(Adaptor2d_Curve2d) rstref2; Standard_Real maxang; Standard_Real minang; Standard_Real distmin; BlendFunc_SectionShape mySShape; Convert_ParameterisationType myTConv; }; #endif // _BRepBlend_RstRstConstRad_HeaderFile