1 // Created on: 1997-02-06
2 // Created by: Laurent BOURESCHE
3 // Copyright (c) 1997-1999 Matra Datavision
4 // Copyright (c) 1999-2014 OPEN CASCADE SAS
6 // This file is part of Open CASCADE Technology software library.
8 // This library is free software; you can redistribute it and/or modify it under
9 // the terms of the GNU Lesser General Public License version 2.1 as published
10 // by the Free Software Foundation, with special exception defined in the file
11 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12 // distribution for complete text of the license and disclaimer of any warranty.
14 // Alternatively, this file may be used under the terms of Open CASCADE
15 // commercial license or contractual agreement.
17 #ifndef _BRepBlend_RstRstConstRad_HeaderFile
18 #define _BRepBlend_RstRstConstRad_HeaderFile
20 #include <Adaptor3d_Surface.hxx>
21 #include <Adaptor3d_CurveOnSurface.hxx>
23 #include <gp_Pnt2d.hxx>
25 #include <gp_Vec2d.hxx>
26 #include <BlendFunc_SectionShape.hxx>
27 #include <Convert_ParameterisationType.hxx>
28 #include <Blend_RstRstFunction.hxx>
29 #include <math_Vector.hxx>
30 #include <Blend_DecrochStatus.hxx>
31 #include <TColStd_Array1OfReal.hxx>
32 #include <GeomAbs_Shape.hxx>
33 #include <TColStd_Array1OfInteger.hxx>
34 #include <TColgp_Array1OfPnt.hxx>
35 #include <TColgp_Array1OfVec.hxx>
36 #include <TColgp_Array1OfPnt2d.hxx>
37 #include <TColgp_Array1OfVec2d.hxx>
44 //! Copy of CSConstRad with a pcurve on surface
46 class BRepBlend_RstRstConstRad : public Blend_RstRstFunction
53 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);
56 Standard_EXPORT Standard_Integer NbVariables() const Standard_OVERRIDE;
59 Standard_EXPORT Standard_Integer NbEquations() const Standard_OVERRIDE;
61 //! computes the values <F> of the Functions for the
63 //! Returns True if the computation was done successfully,
65 Standard_EXPORT Standard_Boolean Value (const math_Vector& X, math_Vector& F) Standard_OVERRIDE;
67 //! returns the values <D> of the derivatives for the
69 //! Returns True if the computation was done successfully,
71 Standard_EXPORT Standard_Boolean Derivatives (const math_Vector& X, math_Matrix& D) Standard_OVERRIDE;
73 //! returns the values <F> of the functions and the derivatives
74 //! <D> for the variable <X>.
75 //! Returns True if the computation was done successfully,
77 Standard_EXPORT Standard_Boolean Values (const math_Vector& X, math_Vector& F, math_Matrix& D) Standard_OVERRIDE;
79 Standard_EXPORT void Set (const Handle(Adaptor3d_Surface)& SurfRef1, const Handle(Adaptor2d_Curve2d)& RstRef1, const Handle(Adaptor3d_Surface)& SurfRef2, const Handle(Adaptor2d_Curve2d)& RstRef2);
81 Standard_EXPORT void Set (const Standard_Real Param) Standard_OVERRIDE;
83 //! Sets the bounds of the parametric interval on
85 //! This determines the derivatives in these values if the
86 //! function is not Cn.
87 Standard_EXPORT void Set (const Standard_Real First, const Standard_Real Last) Standard_OVERRIDE;
89 Standard_EXPORT void GetTolerance (math_Vector& Tolerance, const Standard_Real Tol) const Standard_OVERRIDE;
91 Standard_EXPORT void GetBounds (math_Vector& InfBound, math_Vector& SupBound) const Standard_OVERRIDE;
93 Standard_EXPORT Standard_Boolean IsSolution (const math_Vector& Sol, const Standard_Real Tol) Standard_OVERRIDE;
95 //! Returns the minimal Distance between two
96 //! extremities of calculated sections.
97 Standard_EXPORT virtual Standard_Real GetMinimalDistance() const Standard_OVERRIDE;
99 Standard_EXPORT const gp_Pnt& PointOnRst1() const Standard_OVERRIDE;
101 Standard_EXPORT const gp_Pnt& PointOnRst2() const Standard_OVERRIDE;
103 //! Returns U,V coordinates of the point on the surface.
104 Standard_EXPORT const gp_Pnt2d& Pnt2dOnRst1() const Standard_OVERRIDE;
106 //! Returns U,V coordinates of the point on the curve on
108 Standard_EXPORT const gp_Pnt2d& Pnt2dOnRst2() const Standard_OVERRIDE;
110 //! Returns parameter of the point on the curve.
111 Standard_EXPORT Standard_Real ParameterOnRst1() const Standard_OVERRIDE;
113 //! Returns parameter of the point on the curve.
114 Standard_EXPORT Standard_Real ParameterOnRst2() const Standard_OVERRIDE;
116 Standard_EXPORT Standard_Boolean IsTangencyPoint() const Standard_OVERRIDE;
118 Standard_EXPORT const gp_Vec& TangentOnRst1() const Standard_OVERRIDE;
120 Standard_EXPORT const gp_Vec2d& Tangent2dOnRst1() const Standard_OVERRIDE;
122 Standard_EXPORT const gp_Vec& TangentOnRst2() const Standard_OVERRIDE;
124 Standard_EXPORT const gp_Vec2d& Tangent2dOnRst2() const Standard_OVERRIDE;
126 //! Permet d ' implementer un critere de decrochage
127 //! specifique a la fonction.
128 Standard_EXPORT Blend_DecrochStatus Decroch (const math_Vector& Sol, gp_Vec& NRst1, gp_Vec& TgRst1, gp_Vec& NRst2, gp_Vec& TgRst2) const Standard_OVERRIDE;
130 Standard_EXPORT void Set (const Standard_Real Radius, const Standard_Integer Choix);
132 //! Sets the type of section generation for the
134 Standard_EXPORT void Set (const BlendFunc_SectionShape TypeSection);
136 //! Give the center of circle define by PtRst1, PtRst2 and
138 Standard_EXPORT Standard_Boolean CenterCircleRst1Rst2 (const gp_Pnt& PtRst1, const gp_Pnt& PtRst2, const gp_Vec& np, gp_Pnt& Center, gp_Vec& VdMed) const;
140 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);
142 //! Returns if the section is rationnal
143 Standard_EXPORT Standard_Boolean IsRational() const Standard_OVERRIDE;
145 //! Returns the length of the maximum section
146 Standard_EXPORT Standard_Real GetSectionSize() const Standard_OVERRIDE;
148 //! Compute the minimal value of weight for each poles
150 Standard_EXPORT void GetMinimalWeight (TColStd_Array1OfReal& Weigths) const Standard_OVERRIDE;
152 //! Returns the number of intervals for continuity
153 //! <S>. May be one if Continuity(me) >= <S>
154 Standard_EXPORT Standard_Integer NbIntervals (const GeomAbs_Shape S) const Standard_OVERRIDE;
156 //! Stores in <T> the parameters bounding the intervals
157 //! of continuity <S>.
158 //! The array must provide enough room to accommodate
159 //! for the parameters. i.e. T.Length() > NbIntervals()
160 Standard_EXPORT void Intervals (TColStd_Array1OfReal& T, const GeomAbs_Shape S) const Standard_OVERRIDE;
162 Standard_EXPORT void GetShape (Standard_Integer& NbPoles, Standard_Integer& NbKnots, Standard_Integer& Degree, Standard_Integer& NbPoles2d) Standard_OVERRIDE;
164 //! Returns the tolerance to reach in approximation
166 //! BoundTol error at the Boundary
167 //! AngleTol tangent error at the Boundary
168 //! SurfTol error inside the surface.
169 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;
171 Standard_EXPORT void Knots (TColStd_Array1OfReal& TKnots) Standard_OVERRIDE;
173 Standard_EXPORT void Mults (TColStd_Array1OfInteger& TMults) Standard_OVERRIDE;
175 //! Used for the first and last section
176 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;
178 Standard_EXPORT void Section (const Blend_Point& P, TColgp_Array1OfPnt& Poles, TColgp_Array1OfPnt2d& Poles2d, TColStd_Array1OfReal& Weigths) Standard_OVERRIDE;
180 //! Used for the first and last section
181 //! The method returns Standard_True if the derivatives
182 //! are computed, otherwise it returns Standard_False.
183 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;
185 Standard_EXPORT void Resolution (const Standard_Integer IC2d, const Standard_Real Tol, Standard_Real& TolU, Standard_Real& TolV) const Standard_OVERRIDE;
200 Handle(Adaptor3d_Surface) surf1;
201 Handle(Adaptor3d_Surface) surf2;
202 Handle(Adaptor2d_Curve2d) rst1;
203 Handle(Adaptor2d_Curve2d) rst2;
204 Adaptor3d_CurveOnSurface cons1;
205 Adaptor3d_CurveOnSurface cons2;
206 Handle(Adaptor3d_Curve) guide;
207 Handle(Adaptor3d_Curve) tguide;
212 Standard_Real prmrst1;
213 Standard_Real prmrst2;
214 Standard_Boolean istangent;
220 Standard_Integer choix;
225 Standard_Real normtg;
227 Handle(Adaptor3d_Surface) surfref1;
228 Handle(Adaptor2d_Curve2d) rstref1;
229 Handle(Adaptor3d_Surface) surfref2;
230 Handle(Adaptor2d_Curve2d) rstref2;
231 Standard_Real maxang;
232 Standard_Real minang;
233 Standard_Real distmin;
234 BlendFunc_SectionShape mySShape;
235 Convert_ParameterisationType myTConv;
246 #endif // _BRepBlend_RstRstConstRad_HeaderFile