include/opencascade/IntImpParGen.hxx

0001 // Created on: 1992-03-02
0002 // Created by: Laurent BUCHARD
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 _IntImpParGen_HeaderFile
0018 #define _IntImpParGen_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022 #include <Standard_Handle.hxx>
0023
0024 #include <IntRes2d_Position.hxx>
0025 #include <Standard_Real.hxx>
0026 #include <Standard_Boolean.hxx>
0027 class gp_Vec2d;
0028 class IntRes2d_Transition;
0029 class IntRes2d_Domain;
0030 class gp_Pnt2d;
0031
0032
0033 //! Gives a generic algorithm to intersect Implicit Curves
0034 //! and Bounded Parametric Curves.
0035 //!
0036 //! Level: Internal
0037 //!
0038 //! All the methods of all the classes are Internal.
0039 class IntImpParGen
0040 {
0041 public:
0042
0043   DEFINE_STANDARD_ALLOC
0044
0045
0046   //! Template class for an implicit  curve.
0047   //! Math function, instantiated inside the Intersector.
0048   //! Tool used by the package IntCurve and IntImpParGen
0049   Standard_EXPORT static void DetermineTransition (const IntRes2d_Position Pos1, gp_Vec2d& Tan1, const gp_Vec2d& Norm1, IntRes2d_Transition& Trans1, const IntRes2d_Position Pos2, gp_Vec2d& Tan2, const gp_Vec2d& Norm2, IntRes2d_Transition& Trans2, const Standard_Real Tol);
0050
0051   Standard_EXPORT static Standard_Boolean DetermineTransition (const IntRes2d_Position Pos1, gp_Vec2d& Tan1, IntRes2d_Transition& Trans1, const IntRes2d_Position Pos2, gp_Vec2d& Tan2, IntRes2d_Transition& Trans2, const Standard_Real Tol);
0052
0053   Standard_EXPORT static void DeterminePosition (IntRes2d_Position& Pos1, const IntRes2d_Domain& Dom1, const gp_Pnt2d& P1, const Standard_Real Tol);
0054
0055   Standard_EXPORT static Standard_Real NormalizeOnDomain (Standard_Real& Par1, const IntRes2d_Domain& Dom1);
0056
0057 };
0058
0059 #endif // _IntImpParGen_HeaderFile