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42cf5bc1ca
Automatic upgrade of OCCT code by command "occt_upgrade . -nocdl": - WOK-generated header files from inc and sources from drv are moved to src - CDL files removed - All packages are converted to nocdlpack
83 lines
2.1 KiB
C++
83 lines
2.1 KiB
C++
// Created on: 1992-03-26
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// Created by: Laurent BUCHARD
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// Copyright (c) 1992-1999 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 _IntImpParGen_ImpTool_HeaderFile
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#define _IntImpParGen_ImpTool_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_Real.hxx>
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class gp_Pnt2d;
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class gp_Vec2d;
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//! Template class for an implicit curve.
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class IntImpParGen_ImpTool
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{
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public:
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DEFINE_STANDARD_ALLOC
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Standard_EXPORT gp_Pnt2d Value (const Standard_Real U) const;
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Standard_EXPORT void D1 (const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& T) const;
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Standard_EXPORT void D2 (const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& T, gp_Vec2d& N) const;
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//! Computes the value of the signed distance between
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//! the point P and the implicit curve.
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Standard_EXPORT Standard_Real Distance (const gp_Pnt2d& P) const;
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//! Computes the Gradient of the Signed Distance
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//! between a point and the implicit curve, at the
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//! point P.
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Standard_EXPORT gp_Vec2d GradDistance (const gp_Pnt2d& P) const;
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//! Returns the parameter U of the point on the
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//! implicit curve corresponding to the point P.
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//! The correspondance between P and the point P(U) on
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//! the implicit curve must be coherent with the way
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//! of determination of the signed distance.
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Standard_EXPORT Standard_Real FindParameter (const gp_Pnt2d& P) const;
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protected:
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private:
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};
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#endif // _IntImpParGen_ImpTool_HeaderFile
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