include/opencascade/GeomFill_QuasiAngularConvertor.hxx

0001 // Created on: 1997-08-06
0002 // Created by: Philippe MANGIN
0003 // Copyright (c) 1997-1999 Matra Datavision
0004 // Copyright (c) 1999-2014 OPEN CASCADE SAS
0005 //
0006 // This file is part of Open CASCADE Technology software library.
0007 //
0008 // This library is free software; you can redistribute it and/or modify it under
0009 // the terms of the GNU Lesser General Public License version 2.1 as published
0010 // by the Free Software Foundation, with special exception defined in the file
0011 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0012 // distribution for complete text of the license and disclaimer of any warranty.
0013 //
0014 // Alternatively, this file may be used under the terms of Open CASCADE
0015 // commercial license or contractual agreement.
0016
0017 #ifndef _GeomFill_QuasiAngularConvertor_HeaderFile
0018 #define _GeomFill_QuasiAngularConvertor_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022
0023 #include <math_Matrix.hxx>
0024 #include <math_Vector.hxx>
0025 #include <gp_Pnt.hxx>
0026 #include <NCollection_Array1.hxx>
0027 #include <gp_Vec.hxx>
0028 class gp_Pnt;
0029 class gp_Vec;
0030
0031 //! To convert circular section in QuasiAngular Bezier
0032 //! form
0033 class GeomFill_QuasiAngularConvertor
0034 {
0035 public:
0036   DEFINE_STANDARD_ALLOC
0037
0038   Standard_EXPORT GeomFill_QuasiAngularConvertor();
0039
0040   //! say if <me> is Initialized
0041   Standard_EXPORT bool Initialized() const;
0042
0043   Standard_EXPORT void Init();
0044
0045   Standard_EXPORT void Section(const gp_Pnt&               FirstPnt,
0046                                const gp_Pnt&               Center,
0047                                const gp_Vec&               Dir,
0048                                const double                Angle,
0049                                NCollection_Array1<gp_Pnt>& Poles,
0050                                NCollection_Array1<double>& Weights);
0051
0052   Standard_EXPORT void Section(const gp_Pnt&               FirstPnt,
0053                                const gp_Vec&               DFirstPnt,
0054                                const gp_Pnt&               Center,
0055                                const gp_Vec&               DCenter,
0056                                const gp_Vec&               Dir,
0057                                const gp_Vec&               DDir,
0058                                const double                Angle,
0059                                const double                DAngle,
0060                                NCollection_Array1<gp_Pnt>& Poles,
0061                                NCollection_Array1<gp_Vec>& DPoles,
0062                                NCollection_Array1<double>& Weights,
0063                                NCollection_Array1<double>& DWeights);
0064
0065   Standard_EXPORT void Section(const gp_Pnt&               FirstPnt,
0066                                const gp_Vec&               DFirstPnt,
0067                                const gp_Vec&               D2FirstPnt,
0068                                const gp_Pnt&               Center,
0069                                const gp_Vec&               DCenter,
0070                                const gp_Vec&               D2Center,
0071                                const gp_Vec&               Dir,
0072                                const gp_Vec&               DDir,
0073                                const gp_Vec&               D2Dir,
0074                                const double                Angle,
0075                                const double                DAngle,
0076                                const double                D2Angle,
0077                                NCollection_Array1<gp_Pnt>& Poles,
0078                                NCollection_Array1<gp_Vec>& DPoles,
0079                                NCollection_Array1<gp_Vec>& D2Poles,
0080                                NCollection_Array1<double>& Weights,
0081                                NCollection_Array1<double>& DWeights,
0082                                NCollection_Array1<double>& D2Weights);
0083
0084 private:
0085   bool        myinit;
0086   math_Matrix B;
0087   math_Vector Px;
0088   math_Vector Py;
0089   math_Vector W;
0090   math_Vector Vx;
0091   math_Vector Vy;
0092   math_Vector Vw;
0093 };
0094
0095 #endif // _GeomFill_QuasiAngularConvertor_HeaderFile