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e2ca538ae6
Useless variable MAXTOLERANCEGEOM is removed in order to allow to place point at any distance from curve/surface. Algorithm is simplified: particular calculations for analytical geometry are removed, only using of Extrema_... is kept. Test case for issue #27110
85 lines
2.5 KiB
C++
85 lines
2.5 KiB
C++
// Created on: 2003-03-18
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// Created by: Oleg FEDYAEV
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// Copyright (c) 2003-2014 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 _GeomLib_Tool_HeaderFile
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#define _GeomLib_Tool_HeaderFile
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#include <Standard.hxx>
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#include <Standard_DefineAlloc.hxx>
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#include <Standard_Handle.hxx>
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#include <Standard_Boolean.hxx>
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#include <Standard_Real.hxx>
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class Geom_Curve;
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class gp_Pnt;
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class Geom_Surface;
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class Geom2d_Curve;
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class gp_Pnt2d;
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//! Provides various methods with Geom2d and Geom curves and surfaces.
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//! The methods of this class compute the parameter(s) of a given point on a
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//! curve or a surface. To get the valid result the point must be located rather close
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//! to the curve (surface) or at least to allow getting unambiguous result
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//! (do not put point at center of circle...),
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//! but choice of "trust" distance between curve/surface and point is
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//! responcibility of user (parameter MaxDist).
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//! Return FALSE if the point is beyond the MaxDist
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//! limit or if computation fails.
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class GeomLib_Tool
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{
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public:
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DEFINE_STANDARD_ALLOC
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//! Extracts the parameter of a 3D point lying on a 3D curve
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//! or at a distance less than the MaxDist value.
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Standard_EXPORT static Standard_Boolean Parameter (const Handle(Geom_Curve)& Curve, const gp_Pnt& Point, const Standard_Real MaxDist, Standard_Real& U);
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//! Extracts the parameter of a 3D point lying on a surface
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//! or at a distance less than the MaxDist value.
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Standard_EXPORT static Standard_Boolean Parameters (const Handle(Geom_Surface)& Surface, const gp_Pnt& Point, const Standard_Real MaxDist, Standard_Real& U, Standard_Real& V);
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//! Extracts the parameter of a 2D point lying on a 2D curve
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//! or at a distance less than the MaxDist value.
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Standard_EXPORT static Standard_Boolean Parameter (const Handle(Geom2d_Curve)& Curve, const gp_Pnt2d& Point, const Standard_Real MaxDist, Standard_Real& U);
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protected:
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private:
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};
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#endif // _GeomLib_Tool_HeaderFile
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