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126 lines
4.3 KiB
C++
126 lines
4.3 KiB
C++
// Created on: 1995-10-17
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// Created by: Laurent BOURESCHE
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// Copyright (c) 1995-1999 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 _GeomFill_BoundWithSurf_HeaderFile
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#define _GeomFill_BoundWithSurf_HeaderFile
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#include <Standard.hxx>
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#include <Standard_Type.hxx>
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#include <Adaptor3d_CurveOnSurface.hxx>
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#include <GeomFill_Boundary.hxx>
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#include <Standard_Real.hxx>
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#include <Standard_Boolean.hxx>
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class Law_Function;
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class Adaptor3d_CurveOnSurface;
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class gp_Pnt;
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class gp_Vec;
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class GeomFill_BoundWithSurf;
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DEFINE_STANDARD_HANDLE(GeomFill_BoundWithSurf, GeomFill_Boundary)
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//! Defines a 3d curve as a boundary for a
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//! GeomFill_ConstrainedFilling algorithm.
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//! This curve is attached to an existing surface.
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//! Defines a constrained boundary for filling
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//! the computations are done with a CurveOnSurf and a
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//! normals field defined by the normalized normal to
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//! the surface along the PCurve.
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//! Contains fields to allow a reparametrization of curve
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//! and normals field.
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class GeomFill_BoundWithSurf : public GeomFill_Boundary
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{
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public:
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//! Constructs a boundary object defined by the 3d curve CurveOnSurf.
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//! The surface to be filled along this boundary will be in the
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//! tolerance range defined by Tol3d.
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//! What's more, at each point of CurveOnSurf, the angle
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//! between the normal to the surface to be filled along this
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//! boundary, and the normal to the surface on which
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//! CurveOnSurf lies, must not be greater than TolAng.
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//! This object is to be used as a boundary for a
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//! GeomFill_ConstrainedFilling framework.
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//! Warning
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//! CurveOnSurf is an adapted curve, that is, an object
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//! which is an interface between:
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//! - the services provided by a curve lying on a surface from the package Geom
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//! - and those required of the curve by the computation algorithm which uses it.
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//! The adapted curve is created in the following way:
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//! Handle(Geom_Surface) mySurface = ... ;
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//! Handle(Geom2d_Curve) myParamCurve = ... ;
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//! // where myParamCurve is a 2D curve in the parametric space of the surface mySurface
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//! Handle(GeomAdaptor_HSurface)
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//! Surface = new
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//! GeomAdaptor_HSurface(mySurface);
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//! Handle(Geom2dAdaptor_HCurve)
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//! ParamCurve = new
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//! Geom2dAdaptor_HCurve(myParamCurve);
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//! CurveOnSurf = Adaptor3d_CurveOnSurface(ParamCurve,Surface);
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//! The boundary is then constructed with the CurveOnSurf object:
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//! Standard_Real Tol = ... ;
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//! Standard_Real TolAng = ... ;
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//! myBoundary = GeomFill_BoundWithSurf (
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//! CurveOnSurf, Tol, TolAng );
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Standard_EXPORT GeomFill_BoundWithSurf(const Adaptor3d_CurveOnSurface& CurveOnSurf, const Standard_Real Tol3d, const Standard_Real Tolang);
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Standard_EXPORT gp_Pnt Value (const Standard_Real U) const Standard_OVERRIDE;
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Standard_EXPORT void D1 (const Standard_Real U, gp_Pnt& P, gp_Vec& V) const Standard_OVERRIDE;
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Standard_EXPORT virtual Standard_Boolean HasNormals() const Standard_OVERRIDE;
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Standard_EXPORT virtual gp_Vec Norm (const Standard_Real U) const Standard_OVERRIDE;
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Standard_EXPORT virtual void D1Norm (const Standard_Real U, gp_Vec& N, gp_Vec& DN) const Standard_OVERRIDE;
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Standard_EXPORT void Reparametrize (const Standard_Real First, const Standard_Real Last, const Standard_Boolean HasDF, const Standard_Boolean HasDL, const Standard_Real DF, const Standard_Real DL, const Standard_Boolean Rev) Standard_OVERRIDE;
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Standard_EXPORT void Bounds (Standard_Real& First, Standard_Real& Last) const Standard_OVERRIDE;
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Standard_EXPORT Standard_Boolean IsDegenerated() const Standard_OVERRIDE;
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DEFINE_STANDARD_RTTIEXT(GeomFill_BoundWithSurf,GeomFill_Boundary)
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protected:
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private:
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Adaptor3d_CurveOnSurface myConS;
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Handle(Law_Function) myPar;
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};
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#endif // _GeomFill_BoundWithSurf_HeaderFile
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