1 // Created on: 1994-10-07
2 // Created by: Bruno DUMORTIER
3 // Copyright (c) 1994-1999 Matra Datavision
4 // Copyright (c) 1999-2014 OPEN CASCADE SAS
6 // This file is part of Open CASCADE Technology software library.
8 // This library is free software; you can redistribute it and/or modify it under
9 // the terms of the GNU Lesser General Public License version 2.1 as published
10 // by the Free Software Foundation, with special exception defined in the file
11 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12 // distribution for complete text of the license and disclaimer of any warranty.
14 // Alternatively, this file may be used under the terms of Open CASCADE
15 // commercial license or contractual agreement.
17 #ifndef _ProjLib_ComputeApproxOnPolarSurface_HeaderFile
18 #define _ProjLib_ComputeApproxOnPolarSurface_HeaderFile
20 #include <Standard.hxx>
21 #include <Standard_DefineAlloc.hxx>
22 #include <Standard_Handle.hxx>
24 #include <Standard_Boolean.hxx>
25 #include <Standard_Real.hxx>
26 class Geom2d_BSplineCurve;
28 class Adaptor3d_HCurve;
29 class Adaptor3d_HSurface;
30 class Adaptor2d_HCurve2d;
33 //! Approximate the projection of a 3d curve on an
34 //! polar surface and stores the result in Approx.
35 //! The result is a 2d curve. The evaluation of the
36 //! current point of the 2d curve is done with the
37 //! evaluation of the extrema P3d - Surface.
38 class ProjLib_ComputeApproxOnPolarSurface
45 Standard_EXPORT ProjLib_ComputeApproxOnPolarSurface();
47 Standard_EXPORT ProjLib_ComputeApproxOnPolarSurface(const Handle(Adaptor3d_HCurve)& C, const Handle(Adaptor3d_HSurface)& S, const Standard_Real Tol = 1.0e-4);
49 Standard_EXPORT ProjLib_ComputeApproxOnPolarSurface(const Handle(Adaptor2d_HCurve2d)& InitCurve2d, const Handle(Adaptor3d_HCurve)& C, const Handle(Adaptor3d_HSurface)& S, const Standard_Real Tol);
51 Standard_EXPORT ProjLib_ComputeApproxOnPolarSurface(const Handle(Adaptor2d_HCurve2d)& InitCurve2d, const Handle(Adaptor2d_HCurve2d)& InitCurve2dBis, const Handle(Adaptor3d_HCurve)& C, const Handle(Adaptor3d_HSurface)& S, const Standard_Real Tol);
53 Standard_EXPORT Handle(Geom2d_BSplineCurve) Perform (const Handle(Adaptor2d_HCurve2d)& InitCurve2d, const Handle(Adaptor3d_HCurve)& C, const Handle(Adaptor3d_HSurface)& S);
55 Standard_EXPORT Handle(Adaptor2d_HCurve2d) BuildInitialCurve2d (const Handle(Adaptor3d_HCurve)& Curve, const Handle(Adaptor3d_HSurface)& S);
57 Standard_EXPORT Handle(Geom2d_BSplineCurve) ProjectUsingInitialCurve2d (const Handle(Adaptor3d_HCurve)& Curve, const Handle(Adaptor3d_HSurface)& S, const Handle(Adaptor2d_HCurve2d)& InitCurve2d);
59 Standard_EXPORT Handle(Geom2d_BSplineCurve) BSpline() const;
61 Standard_EXPORT Handle(Geom2d_Curve) Curve2d() const;
63 Standard_EXPORT Standard_Boolean IsDone() const;
78 Standard_Boolean myProjIsDone;
79 Standard_Real myTolerance;
80 Handle(Geom2d_BSplineCurve) myBSpline;
81 Handle(Geom2d_Curve) my2ndCurve;
92 #endif // _ProjLib_ComputeApproxOnPolarSurface_HeaderFile