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0001 // Created on: 1993-04-07 0002 // Created by: Laurent BUCHARD 0003 // Copyright (c) 1993-1999 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 _IntCurveSurface_TheExactHInter_HeaderFile 0018 #define _IntCurveSurface_TheExactHInter_HeaderFile 0019 0020 #include <Adaptor3d_Surface.hxx> 0021 #include <IntCurveSurface_TheCSFunctionOfHInter.hxx> 0022 0023 class Adaptor3d_HSurfaceTool; 0024 class IntCurveSurface_TheHCurveTool; 0025 class IntCurveSurface_TheCSFunctionOfHInter; 0026 class math_FunctionSetRoot; 0027 0028 class IntCurveSurface_TheExactHInter 0029 { 0030 public: 0031 DEFINE_STANDARD_ALLOC 0032 0033 //! compute the solution point with the close point 0034 //! MarginCoef is the coefficient for extension of UV bounds. 0035 //! Ex., UFirst -= MarginCoef*(ULast-UFirst) 0036 Standard_EXPORT IntCurveSurface_TheExactHInter(const double U, 0037 const double V, 0038 const double W, 0039 const IntCurveSurface_TheCSFunctionOfHInter& F, 0040 const double TolTangency, 0041 const double MarginCoef = 0.0); 0042 0043 //! initialize the parameters to compute the solution 0044 Standard_EXPORT IntCurveSurface_TheExactHInter(const IntCurveSurface_TheCSFunctionOfHInter& F, 0045 const double TolTangency); 0046 0047 //! compute the solution 0048 //! it's possible to write to optimize: 0049 //! IntImp_IntCS inter(S1,C1,Toltangency) 0050 //! math_FunctionSetRoot rsnld(Inter.function()) 0051 //! while ...{ 0052 //! u=... 0053 //! v=... 0054 //! w=... 0055 //! inter.Perform(u,v,w,rsnld) 0056 //! } 0057 //! or 0058 //! IntImp_IntCS inter(Toltangency) 0059 //! inter.SetSurface(S); 0060 //! math_FunctionSetRoot rsnld(Inter.function()) 0061 //! while ...{ 0062 //! C=... 0063 //! inter.SetCurve(C); 0064 //! u=... 0065 //! v=... 0066 //! w=... 0067 //! inter.Perform(u,v,w,rsnld) 0068 //! } 0069 Standard_EXPORT void Perform(const double U, 0070 const double V, 0071 const double W, 0072 math_FunctionSetRoot& Rsnld, 0073 const double u0, 0074 const double v0, 0075 const double u1, 0076 const double v1, 0077 const double w0, 0078 const double w1); 0079 0080 //! Returns TRUE if the creation completed without failure. 0081 Standard_EXPORT bool IsDone() const; 0082 0083 Standard_EXPORT bool IsEmpty() const; 0084 0085 //! returns the intersection point 0086 //! The exception NotDone is raised if IsDone is false. 0087 //! The exception DomainError is raised if IsEmpty is true. 0088 Standard_EXPORT const gp_Pnt& Point() const; 0089 0090 Standard_EXPORT double ParameterOnCurve() const; 0091 0092 Standard_EXPORT void ParameterOnSurface(double& U, double& V) const; 0093 0094 //! return the math function which 0095 //! is used to compute the intersection 0096 Standard_EXPORT IntCurveSurface_TheCSFunctionOfHInter& Function(); 0097 0098 private: 0099 bool done; 0100 bool empty; 0101 IntCurveSurface_TheCSFunctionOfHInter myFunction; 0102 double w; 0103 double u; 0104 double v; 0105 double tol; 0106 }; 0107 0108 #endif // _IntCurveSurface_TheExactHInter_HeaderFile
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