include/opencascade/HLRBRep_TheCurveLocatorOfTheProjPCurOfCInter.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_TheCurveLocatorOfTheProjPCurOfCInter_HeaderFile
0018 #define _HLRBRep_TheCurveLocatorOfTheProjPCurOfCInter_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022 #include <Standard_Handle.hxx>
0023
0024 #include <Standard_Real.hxx>
0025 class HLRBRep_CurveTool;
0026 class Extrema_POnCurv2d;
0027 class gp_Pnt2d;
0028
0029
0030
0031 class HLRBRep_TheCurveLocatorOfTheProjPCurOfCInter
0032 {
0033 public:
0034
0035   DEFINE_STANDARD_ALLOC
0036
0037
0038   //! Among a set of points {C(ui),i=1,NbU}, locate the point
0039   //! P=C(uj) such that:
0040   //! distance(P,C) = Min{distance(P,C(ui))}
0041   Standard_EXPORT static void Locate (const gp_Pnt2d& P, const Standard_Address& C, const Standard_Integer NbU, Extrema_POnCurv2d& Papp);
0042
0043   //! Among a set of points {C(ui),i=1,NbU}, locate the point
0044   //! P=C(uj) such that:
0045   //! distance(P,C) = Min{distance(P,C(ui))}
0046   //! The research is done between umin and usup.
0047   Standard_EXPORT static void Locate (const gp_Pnt2d& P, const Standard_Address& C, const Standard_Integer NbU, const Standard_Real Umin, const Standard_Real Usup, Extrema_POnCurv2d& Papp);
0048
0049   //! Among two sets of points {C1(ui),i=1,NbU} and
0050   //! {C2(vj),j=1,NbV}, locate the two points P1=C1(uk) and
0051   //! P2=C2(vl) such that:
0052   //! distance(P1,P2) = Min {distance(C1(ui),C2(vj))}.
0053   Standard_EXPORT static void Locate (const Standard_Address& C1, const Standard_Address& C2, const Standard_Integer NbU, const Standard_Integer NbV, Extrema_POnCurv2d& Papp1, Extrema_POnCurv2d& Papp2);
0054
0055
0056
0057
0058 protected:
0059
0060
0061
0062
0063
0064 private:
0065
0066
0067
0068
0069
0070 };
0071
0072
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0077
0078 #endif // _HLRBRep_TheCurveLocatorOfTheProjPCurOfCInter_HeaderFile