mirror of
https://git.dev.opencascade.org/repos/occt.git
synced 2025-04-16 10:08:36 +03:00
88 lines
2.9 KiB
C++
88 lines
2.9 KiB
C++
// Created on: 1992-10-13
|
|
// Created by: Laurent BUCHARD
|
|
// Copyright (c) 1992-1999 Matra Datavision
|
|
// Copyright (c) 1999-2014 OPEN CASCADE SAS
|
|
//
|
|
// This file is part of Open CASCADE Technology software library.
|
|
//
|
|
// This library is free software; you can redistribute it and/or modify it under
|
|
// the terms of the GNU Lesser General Public License version 2.1 as published
|
|
// by the Free Software Foundation, with special exception defined in the file
|
|
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
|
|
// distribution for complete text of the license and disclaimer of any warranty.
|
|
//
|
|
// Alternatively, this file may be used under the terms of Open CASCADE
|
|
// commercial license or contractual agreement.
|
|
|
|
#ifndef _IntCurve_ProjectOnPConicTool_HeaderFile
|
|
#define _IntCurve_ProjectOnPConicTool_HeaderFile
|
|
|
|
#include <Standard.hxx>
|
|
#include <Standard_DefineAlloc.hxx>
|
|
#include <Standard_Handle.hxx>
|
|
|
|
#include <Standard_Real.hxx>
|
|
class IntCurve_PConic;
|
|
class gp_Pnt2d;
|
|
|
|
|
|
//! This class provides a tool which computes the parameter
|
|
//! of a point near a parametric conic.
|
|
class IntCurve_ProjectOnPConicTool
|
|
{
|
|
public:
|
|
|
|
DEFINE_STANDARD_ALLOC
|
|
|
|
|
|
//! Returns the parameter V of the point on the
|
|
//! parametric curve corresponding to the Point Pnt. The
|
|
//! Correspondence between Pnt and the point P(V) on the
|
|
//! parametric curve must be coherent with the way of
|
|
//! determination of the signed distance between a point and
|
|
//! the implicit curve. Tol is the tolerance on the distance
|
|
//! between a point and the parametrised curve. In that case,
|
|
//! no bounds are given. The research of the right parameter
|
|
//! has to be made on the natural parametric domain of the
|
|
//! curve.
|
|
Standard_EXPORT static Standard_Real FindParameter (const IntCurve_PConic& C, const gp_Pnt2d& Pnt, const Standard_Real Tol);
|
|
|
|
//! Returns the parameter V of the point on the
|
|
//! parametric curve corresponding to the Point Pnt. The
|
|
//! Correspondence between Pnt and the point P(V) on the
|
|
//! parametric curve must be coherent with the way of
|
|
//! determination of the signed distance between a point and
|
|
//! the implicit curve. Tol is the tolerance on the distance
|
|
//! between a point and the parametrised curve. LowParameter
|
|
//! and HighParameter give the boundaries of the interval in
|
|
//! which the parameter certainly lies. These parameters are
|
|
//! given to implement a more efficient algorithm. So, it is
|
|
//! not necessary to check that the returned value verifies
|
|
//! LowParameter <= Value <= HighParameter.
|
|
Standard_EXPORT static Standard_Real FindParameter (const IntCurve_PConic& C, const gp_Pnt2d& Pnt, const Standard_Real LowParameter, const Standard_Real HighParameter, const Standard_Real Tol);
|
|
|
|
|
|
|
|
|
|
protected:
|
|
|
|
|
|
|
|
|
|
|
|
private:
|
|
|
|
|
|
|
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#endif // _IntCurve_ProjectOnPConicTool_HeaderFile
|