include/opencascade/HLRBRep_TheQuadCurvFuncOfTheQuadCurvExactInterCSurf.hxx

0001 // Created on: 1992-10-14
0002 // Created by: Christophe MARION
0003 // Copyright (c) 1992-1999 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 _HLRBRep_TheQuadCurvFuncOfTheQuadCurvExactInterCSurf_HeaderFile
0018 #define _HLRBRep_TheQuadCurvFuncOfTheQuadCurvExactInterCSurf_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022 #include <Standard_Handle.hxx>
0023
0024 #include <IntSurf_Quadric.hxx>
0025 #include <gp_Lin.hxx>
0026 #include <math_FunctionWithDerivative.hxx>
0027 #include <Standard_Boolean.hxx>
0028 class IntSurf_Quadric;
0029 class gp_Lin;
0030 class HLRBRep_LineTool;
0031
0032
0033
0034 class HLRBRep_TheQuadCurvFuncOfTheQuadCurvExactInterCSurf  : public math_FunctionWithDerivative
0035 {
0036 public:
0037
0038   DEFINE_STANDARD_ALLOC
0039
0040
0041   //! Create the function.
0042   Standard_EXPORT HLRBRep_TheQuadCurvFuncOfTheQuadCurvExactInterCSurf(const IntSurf_Quadric& Q, const gp_Lin& C);
0043
0044   //! Computes the value of the signed  distance between
0045   //! the  implicit surface and  the point  at parameter
0046   //! Param on the parametrised curve.
0047   //! Value always returns True.
0048   Standard_EXPORT Standard_Boolean Value (const Standard_Real Param, Standard_Real& F) Standard_OVERRIDE;
0049
0050   //! Computes the derivative of the previous function at
0051   //! parameter Param.
0052   //! Derivative always returns True.
0053   Standard_EXPORT Standard_Boolean Derivative (const Standard_Real Param, Standard_Real& D) Standard_OVERRIDE;
0054
0055   //! Computes the value and the derivative of the function.
0056   //! returns True.
0057   Standard_EXPORT Standard_Boolean Values (const Standard_Real Param, Standard_Real& F, Standard_Real& D) Standard_OVERRIDE;
0058
0059
0060
0061
0062 protected:
0063
0064
0065
0066
0067
0068 private:
0069
0070
0071
0072   IntSurf_Quadric myQuadric;
0073   gp_Lin myCurve;
0074
0075
0076 };
0077
0078
0079
0080
0081
0082
0083
0084 #endif // _HLRBRep_TheQuadCurvFuncOfTheQuadCurvExactInterCSurf_HeaderFile