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 <TColgp_Array1OfPnt.hxx>
0026 #include <TColStd_Array1OfReal.hxx>
0027 #include <TColgp_Array1OfVec.hxx>
0028 class gp_Pnt;
0029 class gp_Vec;
0030
0031
0032 //! To convert circular section in QuasiAngular Bezier
0033 //! form
0034 class GeomFill_QuasiAngularConvertor
0035 {
0036 public:
0037
0038   DEFINE_STANDARD_ALLOC
0039
0040
0041   Standard_EXPORT GeomFill_QuasiAngularConvertor();
0042
0043   //! say if <me> is Initialized
0044   Standard_EXPORT Standard_Boolean Initialized() const;
0045
0046   Standard_EXPORT void Init();
0047
0048   Standard_EXPORT void Section (const gp_Pnt& FirstPnt, const gp_Pnt& Center, const gp_Vec& Dir, const Standard_Real Angle, TColgp_Array1OfPnt& Poles, TColStd_Array1OfReal& Weights);
0049
0050   Standard_EXPORT void Section (const gp_Pnt& FirstPnt, const gp_Vec& DFirstPnt, const gp_Pnt& Center, const gp_Vec& DCenter, const gp_Vec& Dir, const gp_Vec& DDir, const Standard_Real Angle, const Standard_Real DAngle, TColgp_Array1OfPnt& Poles, TColgp_Array1OfVec& DPoles, TColStd_Array1OfReal& Weights, TColStd_Array1OfReal& DWeights);
0051
0052   Standard_EXPORT void Section (const gp_Pnt& FirstPnt, const gp_Vec& DFirstPnt, const gp_Vec& D2FirstPnt, const gp_Pnt& Center, const gp_Vec& DCenter, const gp_Vec& D2Center, const gp_Vec& Dir, const gp_Vec& DDir, const gp_Vec& D2Dir, const Standard_Real Angle, const Standard_Real DAngle, const Standard_Real D2Angle, TColgp_Array1OfPnt& Poles, TColgp_Array1OfVec& DPoles, TColgp_Array1OfVec& D2Poles, TColStd_Array1OfReal& Weights, TColStd_Array1OfReal& DWeights, TColStd_Array1OfReal& D2Weights);
0053
0054
0055
0056
0057 protected:
0058
0059
0060
0061
0062
0063 private:
0064
0065
0066
0067   Standard_Boolean myinit;
0068   math_Matrix B;
0069   math_Vector Px;
0070   math_Vector Py;
0071   math_Vector W;
0072   math_Vector Vx;
0073   math_Vector Vy;
0074   math_Vector Vw;
0075
0076
0077 };
0078
0079
0080
0081
0082
0083
0084
0085 #endif // _GeomFill_QuasiAngularConvertor_HeaderFile