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61 lines
2.0 KiB
C++
61 lines
2.0 KiB
C++
// Created on: 1997-11-06
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// Created by: Roman BORISOV
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// Copyright (c) 1997-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef _ProjLib_PrjResolve_HeaderFile
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#define _ProjLib_PrjResolve_HeaderFile
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#include <Standard.hxx>
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#include <Standard_DefineAlloc.hxx>
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#include <gp_Pnt2d.hxx>
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class Adaptor3d_Curve;
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class Adaptor3d_Surface;
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class ProjLib_PrjResolve
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{
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public:
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DEFINE_STANDARD_ALLOC
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Standard_EXPORT ProjLib_PrjResolve(const Adaptor3d_Curve& C, const Adaptor3d_Surface& S, const Standard_Integer Fix);
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//! Calculates the ort from C(t) to S with a close point.
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//! The close point is defined by the parameter values U0 and V0.
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//! The function F(u,v)=distance(S(u,v),C(t)) has an extremum when gradient(F)=0.
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//! The algorithm searches a zero near the close point.
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Standard_EXPORT void Perform (const Standard_Real t, const Standard_Real U, const Standard_Real V, const gp_Pnt2d& Tol, const gp_Pnt2d& Inf, const gp_Pnt2d& Sup, const Standard_Real FTol = -1, const Standard_Boolean StrictInside = Standard_False);
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//! Returns True if the distance is found.
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Standard_EXPORT Standard_Boolean IsDone() const;
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//! Returns the point of the extremum distance.
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Standard_EXPORT gp_Pnt2d Solution() const;
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private:
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const Adaptor3d_Curve* myCurve;
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const Adaptor3d_Surface* mySurface;
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Standard_Boolean myDone;
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gp_Pnt2d mySolution;
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Standard_Integer myFix;
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};
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#endif // _ProjLib_PrjResolve_HeaderFile
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